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4 <!ENTITY % release PUBLIC "-//FreeBSD//ENTITIES Release Specification//EN" "release.ent">
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11 <article xmlns="http://docbook.org/ns/docbook"
12 xmlns:xlink="http://www.w3.org/1999/xlink" version="5.0">
15 <title>&os; &release.current; Release Notes</title>
18 <orgname>The &os; Project</orgname>
21 <pubdate>$FreeBSD$</pubdate>
39 <holder role="mailto:doc@FreeBSD.org">The &os; Documentation
43 <legalnotice xml:id="trademarks" role="trademarks">
53 <para>The release notes for &os; &release.current; contain
54 a summary of the changes made to the &os; base system on the
55 &release.branch; development line. This document lists
56 applicable security advisories that were issued since the last
57 release, as well as significant changes to the &os; kernel and
58 userland. Some brief remarks on upgrading are also
63 <sect1 xml:id="intro">
64 <title>Introduction</title>
66 <para>This document contains the release notes for &os;
67 &release.current;. It describes recently added, changed, or
68 deleted features of &os;. It also provides some notes on
69 upgrading from previous versions of &os;.</para>
71 <para releasetype="current">The &release.type; distribution to
72 which these release notes apply represents the latest point
73 along the &release.branch; development branch since
74 &release.branch; was created. Information regarding pre-built,
75 binary &release.type; distributions along this branch can be
77 xlink:href="&release.url;">&release.url;</uri>.</para>
79 <para releasetype="snapshot">The &release.type; distribution to
80 which these release notes apply represents a point along the
81 &release.branch; development branch between &release.prev; and
82 the future &release.next;. Information regarding pre-built,
83 binary &release.type; distributions along this branch can be
85 xlink:href="&release.url;">&release.url;</uri>.</para>
87 <para releasetype="release">This distribution of &os;
88 &release.current; is a &release.type; distribution. It can be
89 found at <uri xlink:href="&release.url;">&release.url;</uri> or
90 any of its mirrors. More information on obtaining this (or
91 other) &release.type; distributions of &os; can be found in the
93 xlink:href="&url.books.handbook;/mirrors.html"><quote>Obtaining
94 &os;</quote> appendix</link> to the <link
95 xlink:href="&url.books.handbook;/">&os;
96 Handbook</link>.</para>
98 <para>All users are encouraged to consult the release errata
99 before installing &os;. The errata document is updated with
100 <quote>late-breaking</quote> information discovered late in the
101 release cycle or after the release. Typically, it contains
102 information on known bugs, security advisories, and corrections
103 to documentation. An up-to-date copy of the errata for &os;
104 &release.current; can be found on the &os; Web site.</para>
108 <title>What's New</title>
110 <para>This section describes the most user-visible new or changed
111 features in &os; since &release.prev;.</para>
113 <para>Typical release note items document recent security
114 advisories issued after &release.prev;, new drivers or hardware
115 support, new commands or options, major bug fixes, or
116 contributed software upgrades. They may also list changes to
117 major ports/packages or release engineering practices. Clearly
118 the release notes cannot list every single change made to &os;
119 between releases; this document focuses primarily on security
120 advisories, user-visible changes, and major architectural
123 <sect2 xml:id="security">
124 <title>Security Advisories</title>
126 <para>The following security advisories have been issued since
127 &os; &release.prev;:</para>
129 <informaltable frame="none" pgwide="0">
131 <colspec colwidth="1*" />
132 <colspec colwidth="1*" />
133 <colspec colwidth="3*" />
136 <entry>Advisory</entry>
145 xlink:href="http://www.freebsd.org/security/advisories/FreeBSD-SA-13:14.openssh.asc">SA-13:14.openssh</link></entry>
146 <entry>19 November 2013</entry>
147 <entry><para>OpenSSH AES-GCM memory corruption
148 vulnerability</para></entry>
153 xlink:href="http://www.freebsd.org/security/advisories/FreeBSD-SA-14:01.bsnmpd.asc">SA-14:01.bsnmpd</link></entry>
154 <entry>14 January 2014</entry>
155 <entry><para>bsnmpd remote denial of service
156 vulnerability</para></entry>
161 xlink:href="http://www.freebsd.org/security/advisories/FreeBSD-SA-14:02.ntpd.asc">SA-14:02.ntpd</link></entry>
162 <entry>14 January 2014</entry>
163 <entry><para>ntpd distributed reflection Denial of
164 Service vulnerability</para></entry>
169 xlink:href="http://www.freebsd.org/security/advisories/FreeBSD-SA-14:03.openssl.asc">SA-14:03.openssl</link></entry>
170 <entry>14 January 2014</entry>
171 <entry><para>OpenSSL multiple
172 vulnerabilities</para></entry>
177 xlink:href="http://www.freebsd.org/security/advisories/FreeBSD-SA-14:04.bind.asc">SA-14:04.bind</link></entry>
178 <entry>14 January 2014</entry>
179 <entry><para>BIND remote denial of service
180 vulnerability</para></entry>
185 xlink:href="http://www.freebsd.org/security/advisories/FreeBSD-SA-14:05.nfsserver.asc">SA-14:05.nfsserver</link></entry>
186 <entry>8 April 2014</entry>
187 <entry><para>Deadlock in the NFS server</para></entry>
192 xlink:href="http://www.freebsd.org/security/advisories/FreeBSD-SA-14:06.openssl.asc">SA-14:06.openssl</link></entry>
193 <entry>8 April 2014</entry>
194 <entry><para>OpenSSL multiple
195 vulnerabilities</para></entry>
200 xlink:href="http://www.freebsd.org/security/advisories/FreeBSD-SA-14:07.devfs.asc">SA-14:07.devfs</link></entry>
201 <entry>30 April 2014</entry>
202 <entry><para>Fix devfs rules not applied by default for
208 xlink:href="http://www.freebsd.org/security/advisories/FreeBSD-SA-14:08.tcp.asc">SA-14:08.tcp</link></entry>
209 <entry>30 April 2014</entry>
210 <entry><para>Fix TCP reassembly
211 vulnerability</para></entry>
216 xlink:href="http://www.freebsd.org/security/advisories/FreeBSD-SA-14:09.openssl.asc">SA-14:09.openssl</link></entry>
217 <entry>30 April 2014</entry>
218 <entry><para>Fix OpenSSL use-after-free
219 vulnerability</para></entry>
224 xlink:href="http://www.freebsd.org/security/advisories/FreeBSD-SA-14:10.openssl.asc">SA-14:10.openssl</link></entry>
225 <entry>15 May 2014</entry>
226 <entry><para>Fix OpenSSL NULL pointer deference
227 vulnerability</para></entry>
232 xlink:href="http://www.freebsd.org/security/advisories/FreeBSD-SA-14:11.sendmail.asc">SA-14:11.sendmail</link></entry>
233 <entry>3 June 2014</entry>
234 <entry><para>Fix sendmail improper close-on-exec flag
235 handling</para></entry>
240 xlink:href="http://www.freebsd.org/security/advisories/FreeBSD-SA-14:13.pam.asc">SA-14:13.pam</link></entry>
241 <entry>3 June 2014</entry>
242 <entry><para>Fix incorrect error handling in PAM policy
243 parser</para></entry>
248 xlink:href="http://www.freebsd.org/security/advisories/FreeBSD-SA-14:14.openssl.asc">SA-14:14.openssl</link></entry>
249 <entry>5 June 2014</entry>
250 <entry><para>Multiple vulnerabilities</para></entry>
255 xlink:href="http://www.freebsd.org/security/advisories/FreeBSD-SA-14:15.iconv.asc">SA-14:15.iconv</link></entry>
256 <entry>24 June 2014</entry>
257 <entry><para>NULL pointer dereference and out-of-bounds
258 array access</para></entry>
263 xlink:href="http://www.freebsd.org/security/advisories/FreeBSD-SA-14:16.file.asc">SA-14:16.file</link></entry>
264 <entry>24 June 2014</entry>
265 <entry><para>Multiple vulnerabilities</para></entry>
270 xlink:href="http://www.freebsd.org/security/advisories/FreeBSD-SA-14:17.kmem.asc">SA-14:17.kmem</link></entry>
271 <entry>8 July 2014</entry>
272 <entry><para>Kernel memory disclosure in control
273 messages and SCTP notifications</para></entry>
278 xlink:href="http://www.freebsd.org/security/advisories/FreeBSD-SA-14:18.openssl.asc">SA-14:18.openssl</link></entry>
279 <entry>9 September 2014</entry>
280 <entry><para>Multiple vulnerabilities</para></entry>
285 xlink:href="http://www.freebsd.org/security/advisories/FreeBSD-SA-14:19.tcp.asc">SA-14:19.tcp</link></entry>
286 <entry>16 September 2014</entry>
287 <entry><para>Denial of Service in TCP packet
288 processing.</para></entry>
292 <entry><link xlink:href="http://www.freebsd.org/security/advisories/FreeBSD-SA-14:20.rtsold.asc">SA-14:20.rtsold</link></entry>
293 <entry>21 October 2014</entry>
294 <entry><para>Remote buffer overflow
295 vulnerability.</para></entry>
299 <entry><link xlink:href="http://www.freebsd.org/security/advisories/FreeBSD-SA-14:21.routed.asc">SA-14:21.routed</link></entry>
300 <entry>21 October 2014</entry>
301 <entry><para>Remote denial of service
302 vulnerability.</para></entry>
306 <entry><link xlink:href="http://www.freebsd.org/security/advisories/FreeBSD-SA-14:22.namei.asc">SA-14:22.namei</link></entry>
307 <entry>21 October 2014</entry>
308 <entry><para>Memory leak in sandboxed namei
309 lookup.</para></entry>
313 <entry><link xlink:href="http://www.freebsd.org/security/advisories/FreeBSD-SA-14:23.openssl.asc">SA-14:23.openssl</link></entry>
314 <entry>21 October 2014</entry>
315 <entry><para>Multiple vulerabilities.</para></entry>
323 <sect2 xml:id="kernel">
324 <title>Kernel Changes</title>
326 <para revision="260431">A new &man.sysctl.8;,
327 <literal>kern.panic_reboot_wait_time</literal>, has been
328 added, which allows controlling how long the system will wait
329 after &man.panic.9; before rebooting.</para>
331 <para revision="262861">The &man.vt.4; driver has been merged
332 from &os;-CURRENT. To enable &man.vt.4;, enter
333 <literal>set kern.vty=vt</literal> at the &man.loader.8;
334 prompt during boot, or add <literal>kern.vty=vt</literal> to
335 &man.loader.conf.5; and reboot the system.</para>
337 <para revision="263122">Support for &man.hwpmc.4; has been added
338 for &powerpc; 970 class processors.</para>
340 <para revision="263197">Support for ADT7460 and ADT7467 fan
341 controllers found in newer PowerBooks™ and
342 iBooks™ has been added to the &man.iicbus.4;
345 <para revision="263256">A panic triggered by removing
346 a &man.urtwn.4; device has been fixed.</para>
348 <para revision="263799">A potential deadlock in the &man.usb.4;
349 stack triggered by detaching USB devices that create character
350 devices has been fixed.</para>
352 <para revision="263869">Support for &amd; Family 16h sensor
353 devices has been added to &man.amdtemp.4;.</para>
355 <para revision="265610">The &man.uslcom.4; driver has been
356 updated to support 26 new devices.</para>
358 <para revision="266165">A kernel bug that inhibited proper
359 functionality of the <literal>dev.cpu.0.freq</literal>
360 &man.sysctl.8; on &intel; processors with Turbo
361 Boost™ enabled has been fixed.</para>
363 <para revision="266436">The &man.uart.4; driver has been
364 updated to include support for the &intel; Lynx Point
365 KT <acronym>AMT</acronym> serial port.</para>
367 <para revision="266594">The <literal>radeonkms(4)</literal>
368 driver has been updated to include 32-bit &man.ioctl.2;
369 support, allowing 32-bit applications to run on a 64-bit
372 <para revision="266718">A bug that would prevent
373 a &man.jail.8; from setting the correct IPv4 source address
374 with some operations that required
375 <literal>security.jail.allow_raw_sockets</literal> has been
378 <para revision="266911">The &man.hwpmc.4; driver has been
379 updated to support core events from the Atom™
380 Silvermont architecture.</para>
382 <para revision="268046">The &man.oce.4; driver has been updated
383 with vendor-supplied fixes for big endian support, and 20GB/s
384 and 25GB/s link speeds.</para>
386 <para revision="270630">The &os; virtual memory subsystem
387 has been updated to implement <quote>fast path</quote> for
388 the page fault handler.</para>
390 <para revision="271069">The &man.asmc.4; driver has been updated
391 to support the &apple; Mac Mini 3,1.</para>
393 <para revision="271111">The &os;/&arch.powerpc64; default kernel
394 configuration, <filename>GENERIC64</filename>, has been
395 updated to enable the &man.vt.4; console driver for the
396 Sony® Playstation 3™ platform.</para>
398 <para revision="271116" contrib="sponsor" sponsor="&ff;">The
399 &os;/&arch.powerpc; <literal>ofwfb</literal> driver, used to
400 provide a graphics console when the &man.vt.4; console driver
401 is used, has been modified to work with the <filename
402 role="package">x11-drivers/xf86-video-scfb</filename>
406 <para>If using an <acronym>ATI</acronym> graphics card with
407 the &man.vt.4; driver, the <filename
408 role="package">x11-servers/xorg-server</filename> package
409 must be updated to version 1.12.4_8 or newer.</para>
412 <para revision="271128" contrib="sponsor" sponsor="&ff;">Several
413 performance enchancements to the &man.vt.4; driver have been
414 merged from &os;-CURRENT.</para>
416 <para revision="271153">The default stack size
417 (<literal>KSTACK_PAGES</literal>) has been increased from
418 <literal>4</literal> to <literal>8</literal> for the
419 &arch.powerpc64; architecture.</para>
421 <para revision="271205">The &os;/&arch.powerpc; ATI driver
422 has been updated to support enabling and disabling the
423 Radeon 9700 backlight, found in the
424 &apple; PowerBook™ G4.</para>
426 <para revision="271816">Hardware context support has been
427 added to the <literal>drm/i915</literal> driver, adding
428 support for <application>Mesa</application> 9.2 and
431 <sect3 xml:id="kernel-virtualization">
432 <title>Virtualization Support</title>
434 <para revision="259450">Support for µsoft; Hyper-V
435 has been added to &os;/i386 as loadable modules, however
436 not available in the <filename>GENERIC</filename> kernel
437 configuration.</para>
439 <para revision="261090">The &man.bhyve.4; hypervisor now
440 supports soft power-off functionality via the ACPI S5
443 <para revision="267399">Support for &os;/i386 guests has been
444 added to &man.bhyve.4;.</para>
446 <para revision="267427">Support for virtualized
447 <literal>XSAVE</literal> has been added to &man.bhyve.4;,
448 allowing guest operating systems to use
449 <literal>XSAVE</literal> and
450 <literal>XSAVE</literal>-enabled features, such as
451 <acronym>AVX</acronym>.</para>
453 <para revision="268932">The &man.bhyve.4; hypervisor now
454 supports booting from a &man.zfs.8; filesystem.</para>
456 <para revision="268933">A new driver, &man.virtio_random.4;,
457 has been added, which allows &os; virtual machines to
458 harvest entropy from the hypervisor.</para>
460 <para revision="270159">The &man.bhyve.4; hypervisor has been
461 synced with the version in &os;-CURRENT.</para>
463 <para>A number of enhancements have been added, and several
464 bug fixes, including:</para>
468 <para>Post-mortem debugging has been added when
469 a guest virtual machine exits with an
470 <quote><acronym>EPT</acronym> Misconfiguration</quote>
475 <para>The hypervisor &man.virtio.4; <acronym>API</acronym>
476 has been expanded from 32- to 64-bit.</para>
480 <para>Support for identifying capabilities of the virtual
481 <acronym>CPU</acronym> has been added.</para>
485 <para>Support for emulating legacy x86 task
486 switching has been added.</para>
490 <para>Support to list the VT-x features in base kernel
491 &man.dmesg.8; has been added.</para>
495 <para>Support for extended PCI configuration space
496 has been added.</para>
501 <sect3 xml:id="kernel-arm">
502 <title>ARM Support</title>
504 <para revision="259355">The <filename>WANDBOARD</filename>
505 kernel configuration file has been added.</para>
507 <para revision="265067">Boot devices may now be specified by
508 setting a u-boot environment variable. If a boot device is
509 not specified, the probe mechanism will be used. To specify
510 the boot device, set the
511 <literal>loaderdev=<replaceable>device</replaceable></literal>
512 u-boot environment variable.</para>
514 <para revision="266000">The <literal>nexus(4)</literal> driver
515 has been updated to include <quote>Flattened Device
516 Tree</quote> support, replacing the &man.fdtbus.4; driver
517 in most cases.</para>
519 <para revision="266105">The &man.gpioiic.4; and
520 &man.gpioled.4; have been merged from &os;-CURRENT.</para>
522 <para>Support for hardware floating point was added to the
523 kernel, and enabled by default in the configuration files
524 for all platforms that contain the required hardware.</para>
526 <para><application>C++</application> exception handling now
527 works with <application>GCC</application>.</para>
529 <para>Support for <acronym>SMP</acronym> was added to the
530 kernel, and enabled by default in the configuration files
531 for all platforms that contain multi-core CPUs.</para>
533 <para>Support was added for:</para>
537 <para>CHROMEBOOK (Samsung Exynos 5250)</para>
541 <para>COLIBRI (Freescale Vybrid)</para>
545 <para>COSMIC (Freescale Vybrid)</para>
549 <para>IMX53-QSB (Freescale i.MX53)</para>
553 <para>QUARTZ (Freescale Vybrid)</para>
557 <para>RADXA (Rockchip rk30xx)</para>
561 <para>WANDBOARD (Freescale i.MX6)</para>
565 <para>An <acronym>I2C</acronym> driver was added for
566 the RaspberryPi.</para>
568 <para>Drivers have been added to support <acronym>TI</acronym>
569 platforms, such as BEAGLEBONE and PANDABOARD:</para>
573 <para>PRUSS (Programmable Realtime Unit Subsystem)</para>
577 <para>MBOX (Mailbox hardware)</para>
581 <para>SDHCI (new faster driver for
582 <acronym>MMC</acronym>/<acronym>SD</acronym>
587 <para>PPS (Pulse Per Second input on a
588 <acronym>GPIO</acronym>/timer pin)</para>
592 <para>PWM (Pulse Width Modulation output)</para>
596 <para>ADC (Analog to Digital converter)</para>
601 <sect3 xml:id="boot">
602 <title>Boot Loader Changes</title>
604 <para revision="262701">A kernel selection menu has been added
605 to &man.loader.8;. If the <quote>beastie menu</quote> is
606 enabled, the kernel to boot may be selected from the kernel
607 selection menu. Additional kernels may be listed in
608 &man.loader.conf.5; as a comma- or space-separated list. By
609 default, <literal>kernel</literal> and
610 <literal>kernel.old</literal> are listed.</para>
612 <para revision="271130" contrib="sponsor" sponsor="&ff;">The
613 <filename class="directory">sys/boot/</filename> sources
614 have been rearranged, moving &man.libstand.3; to a directory
615 indicating the library is built as 32-bit.</para>
617 <para revision="271135" contrib="sponsor" sponsor="&ff;">The
618 &man.libstand.3; library has been updated to produce
619 a 64-bit shared library for the &os;/&arch.amd64; and
620 &os;/&arch.powerpc64; architectures.</para>
622 <para revision="271135" contrib="sponsor"
623 sponsor="&ff;">Initial support for <acronym>UEFI</acronym>
624 boot has been added.</para>
626 <para revision="271136" contrib="sponsor" sponsor="&ff;">Three
627 new files are installed to <filename
628 class="directory">/boot</filename>, supporting
629 <acronym>UEFI</acronym> boot:</para>
633 <para><filename>boot1.efi</filename>: The
634 <acronym>UEFI</acronym> first stage bootstrap
639 <para><filename>boot1.efifat</filename>:
640 A <acronym>FAT</acronym> filesystem image containing
641 an <acronym>EFI</acronym> system partition.</para>
645 <para><filename>loader.efi</filename>: The third stage
646 bootstrap file.</para>
650 <para revision="271880">Serial console and null console
651 support has been added to the <acronym>UEFI</acronym> boot
654 <para revision="272006">Support has been added to cache
655 &man.geli.8; passphrases during system boot. When a system
656 is configured with multiple <literal>GEOM_ELI</literal>
657 providers all using the same passphrase, the passphrase that
658 is cached after the first entry is used for the subsequent
659 <literal>GEOM_ELI</literal> provider. If the passphrase in
660 the cache is incorrect, then a prompt for the passphrase for
661 the next provider is displayed.</para>
664 <sect3 xml:id="proc">
665 <title>Hardware Support</title>
667 <sect4 xml:id="net-if">
668 <title>Network Interface Support</title>
670 <para revision="259453">Support for Ralink RT5370 and
671 RT5372 chipsets has been added to the &man.run.4;
674 <para revision="260120">Firmware for the &man.run.4; driver
675 has been updated to version 0.33.</para>
677 <para revision="261868">Support for the Ralink RT3593
678 chipset has been added to the &man.run.4; driver.</para>
680 <para revision="261972">The &man.nve.4; driver is now
681 deprecated, and the &man.nfe.4; driver should be used
684 <para revision="262137">Support for the &man.axge.4; driver
685 has been added. This driver supports the ASIX AX88178A
686 and AX88179 USB ethernet adapters. The AX88178A supports
687 USB 2.0, and the AX88179 supports USB 2.0 and 3.0.</para>
689 <para revision="262363">The &man.urndis.4; driver has been
690 imported from OpenBSD.</para>
692 <para revision="264866">Support for multiple
693 transmitter/receiver queues has been added to the
694 &man.vmx.4; driver.</para>
697 <para>The &os; guest operating system must have
698 <acronym>MSIX</acronym> enabled as a prerequisite for
699 multiple queues.</para>
702 <para revision="265345">Support for the ASUS USB-N10 Nano
703 wireless card has been added to the &man.urtwn.4;
706 <para revision="266212">Transmission checksum offloading has
707 been disabled for the RTL8168C and RTL8168CP chipsets in
708 the &man.re.4; driver for TCP and UDP frames. This is
709 due to a report of UDP datagrams with IP options
710 generating corrupt frames.</para>
712 <para revision="266578">Preliminary support has been added
713 to the &man.urtwn.4; driver for the Realtek RTL8188EUS and
714 RTL8188ETV chipsets.</para>
716 <para revision="267694">A bug in the fast receiver buffer
717 recycle path has been fixed in the &man.cxgbe.4;
720 <para revision="267849" contrib="vendor"
721 vendor="&chelsio;">The bundled &man.cxgbe.4; firmware for
722 T4 and T5 cards has been updated to version
725 <para revision="269196">The &man.em.4; driver has been
726 updated to version 7.4.2.</para>
728 <para revision="269975">The &man.ixgbe.4; tunables have been
729 renamed to match their &man.sysctl.8; counterparts:</para>
731 <informaltable frame="none" pgwide="0">
733 <colspec colwidth="1*"/>
734 <colspec colwidth="1*"/>
737 <entry>Old Name</entry>
738 <entry>New Name</entry>
744 <entry><literal>hw.ixgbe.enable_aim</literal></entry>
745 <entry><literal>hw.ix.enable_aim</literal></entry>
749 <entry><literal>hw.ixgbe.max_interrupt_rate</literal></entry>
750 <entry><literal>hw.ix.max_interrupt_rate</literal></entry>
754 <entry><literal>hw.ixgbe.rx_process_limit</literal></entry>
755 <entry><literal>hw.ix.rx_process_limit</literal></entry>
759 <entry><literal>hw.ixgbe.tx_process_limit</literal></entry>
760 <entry><literal>hw.ix.tx_process_limit</literal></entry>
764 <entry><literal>hw.ixgbe.enable_msix</literal></entry>
765 <entry><literal>hw.ix.enable_msix</literal></entry>
769 <entry><literal>hw.ixgbe.num_queues</literal></entry>
770 <entry><literal>hw.ix.num_queues</literal></entry>
774 <entry><literal>hw.ixgbe.txd</literal></entry>
775 <entry><literal>hw.ix.txd</literal></entry>
779 <entry><literal>hw.ixgbe.rxd</literal></entry>
780 <entry><literal>hw.ix.rxd</literal></entry>
784 <entry><literal>hw.ixgbe.unsupported_sfp</literal></entry>
785 <entry><literal>hw.ix.unsupported_sfp</literal></entry>
791 <para>Be sure to update &man.loader.conf.5; if using the
792 old tunables before upgrading to
793 &os; &release.current;.</para>
795 <para revision="270061">The &man.if.nf10bmac.4; driver has
796 been merged from &os;-CURRENT to support the NetFPGA-10G
797 Embedded CPU Ethernet Core.</para>
799 <para revision="270297">The &man.cxgbe.4; driver has been
800 updated to support &man.netmap.4; for the T5 10G/40G
803 <para revision="270509">The &man.vtnet.4; driver has been
804 updated to support &man.netmap.4;.</para>
806 <para revision="270514">The &man.urtwn.4; driver has been
807 updated to support the ASUS USB-AC51 wireless card.</para>
809 <para revision="270631">The &intel; XL710 ethernet
810 controller driver, <literal>ixlv(4)</literal>, has been
811 merged from &os;-CURRENT.</para>
815 <sect3 xml:id="net-proto">
816 <title>Network Protocols</title>
818 <para revision="265946">Support for the UDP-Lite protocol
819 (RFC 3828) has been added to the IPv4 and IPv6
822 <para revision="267771">A bug in &man.sctp.4; that would allow
823 two listening sockets bound to the same port has been
826 <para contrib="sponsor" sponsor="&ix;">Kernel RPC code, which
827 is a base of NFS server took multiple optimizations, that
828 significantly improved its performance and
829 <acronym>SMP</acronym> scalability.</para>
831 <para revision="269065" contrib="sponsor" sponsor="&ff;">The
832 <acronym>iSCSI</acronym> initiator has been updated to
833 support redirection handling when an
834 <acronym>iSCSI</acronym> device is configured with multiple
835 <acronym>IP</acronym> addresses across different network
836 interfaces. Previously, clients connecting to
837 such <acronym>iSCSI</acronym> devices could require
838 additional client-side configuration.</para>
840 <para revision="265523" contrib="sponsor" sponsor="&ff;">A new
842 <literal>kern.iscsi.fail_on_disconnection</literal>, has
843 been added, which allows <acronym>iSCSI</acronym> clients to
844 remove the attached disk device when the connection to the
845 target is dropped, where previously I/O would stop until the
846 connection is restored.</para>
848 <para revision="265524" contrib="sponsor" sponsor="&ff;">The
849 <acronym>iSCSI</acronym> transmit code has been optimized
850 to coalesce <acronym>PDUs</acronym> and avoid lock
853 <para revision="265524" contrib="sponsor"
854 sponsor="&ix;">Several performance optimizations have been
855 made to the <acronym>iSCSI</acronym> subsystem, including
856 deferring wakeup until enough data has been received to
857 read or write a file, reducing <acronym>CPU</acronym> usage
858 and throughput performance with large I/O workloads.</para>
860 <para revision="263720" contrib="sponsor"
861 sponsor="&ff;">Support for hostname- and IP-based access
862 restriction has been added to the <acronym>iSCSI</acronym>
863 &man.ctld.8; daemon.</para>
865 <para revision="263725" contrib="sponsor"
866 sponsor="&ff;">The &man.ctld.8; daemon has been updated
867 to allow overriding the <quote>default</quote>
868 <literal>portal-group</literal> configuration.</para>
870 <para revision="263726" contrib="sponsor"
871 sponsor="&ff;">The &man.ctld.8; daemon now includes a new
872 <literal>auth-group</literal>, <quote>default</quote>,
873 defaulting to <literal>deny</literal>, which is possible
877 <sect3 xml:id="disks">
878 <title>Disks and Storage</title>
880 <para revision="260385" contrib="sponsor" sponsor="&ix;">The
881 &man.geom.4; subsystem has been updated to support I/O
882 direct dispatch. When safety requirements are met, it
883 enables avoiding passing I/O requests to GEOM
884 <literal>g_up</literal>/<literal>g_down</literal> thread,
885 executing them directly in the caller context, avoiding
887 <literal>g_up</literal>/<literal>g_down</literal> threads,
888 plus avoid several context switches per I/O.</para>
890 <para revision="260385" contrib="sponsor" sponsor="&ix;">The
891 &man.geom.4; RAID driver has been
892 updated to support unmapped I/O.</para>
894 <para revision="260387" contrib="sponsor" sponsor="&ix;">The
895 &man.cam.4; subsystem has been updated to support
896 finer-grained locking, direct dispatch and multi-queue,
897 which combined with &man.geom.4; direct dispatch, reduces
898 lock congestion and improves <acronym>SMP</acronym>
899 scalability of the SCSI/ATA stack.</para>
901 <para revision="260478">The &man.geom.8;
902 <literal>GEOM_MULTIPATH</literal> class has been updated to
903 support automatic live partition resizing.</para>
905 <para revision="260857">The &man.virtio_blk.4; driver has been
906 updated to support unmapped I/O.</para>
908 <para revision="260858">The &man.virtio_scsi.4; driver has
909 been updated to support unmapped I/O.</para>
911 <para revision="264522">Support for LUN-based CD changers has
912 been removed from the &man.cd.4; driver.</para>
914 <para revision="264732">Support for
915 <literal>BIO_DELETE</literal> has been added to &man.zfs.8;
916 <literal>zvol</literal> volumes.</para>
918 <para revision="264734">Support for 9th generation HP host bus
919 adapter cards has been added to &man.ciss.4;.</para>
921 <para revision="265388" contrib="sponsor" sponsor="&lsi;">The
922 &man.mpr.4; device has been added,
923 providing support for LSI Fusion-MPT 3 12Gb SCSI/SATA
926 <para revision="265678">A new <literal>zvol</literal> property
927 <literal>volmode</literal> and &man.sysctl.8;
928 <literal>vfs.zfs.vol.mode</literal> has been added to allow
929 switching <literal>zvol</literal> between three different
930 ways of exposing it to a user: <literal>geom</literal>,
931 <literal>dev</literal> and <literal>none</literal>.</para>
933 <para revision="265922" contrib="sponsor" sponsor="&lsi;">The
934 &man.mrsas.4; driver has been added, providing support for
935 LSI MegaRAID SAS controllers. The &man.mfi.4; driver will
936 attach to the controller, by default. To enable
937 &man.mrsas.4; add <literal>hw.mfi.mrsas_enable=1</literal>
938 to <filename>/boot/loader.conf</filename>, which turns off
939 &man.mfi.4; device probing.</para>
942 <para>At this time, the &man.mfiutil.8; utility and the &os;
943 version of <application>MegaCLI</application> and
944 <application>StorCli</application> do not work with
945 &man.mrsas.4;.</para>
948 <para revision="266608">Fixed accounting of
949 <literal>BIO_FLUSH</literal> operation in &man.geom.8;
950 <literal>GEOM_DISK</literal> class</para>
952 <para revision="266610">The &man.gstat.8; utility now has an
953 <literal>-o</literal> option, to display
954 <quote>other</quote> operations, such as
955 <literal>BIO_FLUSH</literal>.</para>
957 <para revision="267084">The &man.mfi.4; driver has been
958 updated to include support for unmapped I/O.</para>
960 <para revision="267457">The &man.hpt27xx.4; driver has been
961 updated with various vendor-supplied bug fixes.</para>
963 <para revision="270130" contrib="sponsor"
964 sponsor="&citrix.rd;">Support for unmapped I/O has been
965 added to the &man.xen.4; <literal>blkfront</literal>
968 <para revision="259328" contrib="sponsor" sponsor="&ff;">The
969 &man.geom.8; <literal>label</literal> class is now aware of
970 resized partitions. This corrects an issue where
971 <command>geom resize</command> would resize the partition,
972 but the label provider in <filename
973 class="directory">/dev/gptid/</filename> would not be
976 <para revision="260502">The &man.gmirror.8;
977 utility now has a <literal>resize</literal> command, making
978 it easier to resize the size of a mirror when all of its
979 components have been replaced.</para>
981 <para revision="262967">Support for MegaRAID Fury cards has
982 been added to the &man.mfi.4; driver.</para>
984 <para revision="263024">The &man.aacraid.4; driver has been
985 updated to version 3.2.5.</para>
987 <para revision="265536">The <literal>GEOM_VINUM</literal>
988 option is now able to be built both directly into the kernel
989 or as a &man.kldload.8; loadable module.</para>
991 <para revision="265912">The &man.geom.8;
992 <literal>GEOM_PART</literal> class has been updated to
993 support automatic partition resizing. Changes to the
994 partition size are not saved to disk until
995 <command>gpart commit</command> is run, and prior to saving,
996 can be reverted with <command>gpart undo</command>.</para>
998 <para revision="266220">The &man.geom.uncompress.4; module is
999 built by default which, similar to &man.geom.uzip.4;,
1000 provides support for compressed, read-only disk
1003 <para revision="268091">Support for the
1004 <literal>disklabel64</literal> partitioning scheme has been
1005 added to &man.gpart.8;.</para>
1007 <para revision="270552">A new &man.sysctl.8; and
1008 &man.loader.8; tunable,
1009 <literal>kern.geom.part.mbr.enforce_chs</literal> has been
1010 added to the &man.geom.8; <literal>MBR</literal> partition
1011 class. When set to a non-zero value,
1012 <literal>GEOM_PART_MBR</literal> will automatically
1013 recalculate the user-specified offset and size for alignment
1014 with the disk geometry.</para>
1016 <para contrib="sponsor" sponsor="&ix;">Many improvements to
1017 the CAM Target Layer (CTL):</para>
1020 <para>Support for <literal>UNMAP</literal>, <literal>WRITE
1021 SAME</literal>, <literal>COMPARE AND WRITE</literal>,
1022 <literal>XCOPY</literal> and some other SCSI commands
1023 was added to support VMWare VAAI and Microsoft ODX
1024 storage acceleration.</para>
1027 <para revision="265642">The
1028 <literal>READ</literal>/<literal>WRITE</literal> size
1029 limitations were removed by supporting multiple
1030 data moves per command.</para>
1033 <para revision="268556">Finer-grained per-LUN locking and
1034 multiple worker threads for better
1035 <acronym>SMP</acronym> scapability.</para>
1038 <para revision="269297">Memory consumption reduced by
1039 several times by disabling some never used
1040 functionality.</para>
1043 <para revision="269298">The maximum number of
1044 <acronym>SCSI</acronym> ports increased from 32 to
1048 <para revision="269429">Improved <literal>zvol</literal>
1049 integration for better performance.</para>
1053 <para revision="270810" contrib="vendor"
1054 vendor="&highpoint;">The &man.hptnr.4; driver has been
1055 updated to version 1.0.1.</para>
1057 <para revision="271234">The &man.mrsas.4; driver has been
1058 added to the <filename>GENERIC</filename> kernel
1059 configuration on &arch.amd64; and &arch.i386;
1060 architectures.</para>
1064 <title>File Systems</title>
1066 <para revision="260338">The
1067 <literal>vfs.zfs.zio.use_uma</literal> &man.sysctl.8; has
1068 been re-enabled. On multi-CPU machines with enough RAM,
1069 this can easily double &man.zfs.8; performance or reduce CPU
1070 usage in half. It was originally disabled due to memory and
1071 <acronym>KVA</acronym> exhaustion problem reports, which
1072 should be resolved due to several changes in the VM
1075 <para revision="260178" contrib="vendor"
1076 vendor="&netflix;">A new flag, <literal>-R</literal>,
1077 has been added to the &man.fsck.ffs.8; utility. When used,
1078 &man.fsck.ffs.8; will restart itself when too many critical
1079 errors have been detected.</para>
1081 <para revision="263407">The &man.zfs.8; filesystem has been
1082 updated to implement <quote>bookmarks</quote>. See
1083 &man.zfs.8; for further details.</para>
1085 <para revision="266122">The &man.zfs.8; filesystem has been
1086 updated to allow tuning the minimum <quote>ashift</quote>
1087 value when creating new top-level virtual devices (vdevs).
1088 To set the minimum ashift value, for example when creating
1089 a &man.zpool.8; on <quote>Advanced Format</quote> drives,
1090 set the <literal>vfs.zfs.min_auto_ashift</literal>
1091 &man.sysctl.8; accordingly.</para>
1093 <para revision="266612">The <literal>libzfs</literal> thread
1094 pool <acronym>API</acronym> has been imported from
1095 OpenSolaris, and adapted for &os;. This change allows
1096 parallel disk scanning, which can reduce &man.zpool.8;
1097 overall import time in some workloads.</para>
1099 <para revision="269651">The &man.restore.8; utility has been
1100 updated to prevent assertion failures when restoring
1101 a <acronym>UFS</acronym> filesystem dump to
1102 a <acronym>ZFS</acronym> filesystem by writing restored
1103 files in block sizes that are a multiple of 1024.</para>
1105 <para revision="269774">Two &man.sysctl.8;s have been added
1106 to the &man.zfs.8; filesystem:</para>
1111 <literal>vfs.zfs.mg_fragmentation_threshold</literal>: The
1112 percentage of the metaslab group size that should be
1113 considered eligible for allocation, unless all metaslab
1114 groups within the metaslab class have also crossed this
1120 <literal>vfs.zfs.metaslab.fragmentation_threshold</literal>: The
1121 maximum percentage of metaslab fragmentation level to
1122 keep their active state</para>
1126 <para revision="269846">The default &man.zfs.8;
1127 <acronym>ARC</acronym> hash table size has been increased,
1128 and a new &man.loader.8; tunable,
1129 <literal>vfs.zfs.arc_average_blocksize</literal>, has been
1130 added. Previously, the hash table could be too small, which
1131 would lead to long hash chains and limit performance for
1133 <literal>vfs.zfs.arc_average_blocksize</literal> tunable
1134 allows overriding the default block size. The previous
1135 default was 65536, and default of the new &man.loader.8;
1136 tunable is 8192.</para>
1138 <para revision="270157">The Fast File System
1139 (<acronym>FFS</acronym>) has been updated to support
1140 multi-threaded soft updates. Previously, soft updates were
1141 handled by a single thread, and as of this change, now have
1142 one thread per <acronym>FFS</acronym> mountpoint.</para>
1144 <para revision="270892" contrib="sponsor" sponsor="&ff;">The
1145 new filesystem automount facility, &man.autofs.5;, has been
1146 merged from &os;-CURRENT. The new &man.autofs.5; facility
1147 is similar to that found in other &unix;-like operating
1148 systems, such as OS X™ and Solaris™. The
1149 &man.autofs.5; facility uses a &sun;-compatible
1150 &man.auto.master.5; configuration file, and is administered
1151 with the &man.automount.8; userland utility, and the
1152 &man.automountd.8; and &man.autounmountd.8; daemons.</para>
1156 <sect2 xml:id="userland">
1157 <title>Userland Changes</title>
1159 <para revision="260177" contrib="sponsor"
1160 sponsor="&netflix;">A new flag is added to &man.camcontrol.8;,
1161 <literal>-b</literal>, which outputs the existing buses and
1162 their parents.</para>
1164 <para revision="262075">The &man.newsyslog.8; utility has been
1165 updated to rotate files based on the actual file size instead
1166 of the blocks on disk. This matches the behavior documented
1167 in &man.newsyslog.conf.5;.</para>
1169 <para revision="262384">The location of the &man.rctl.8;
1170 configuration file can now be overridden in &man.rc.conf.5;.
1171 To use a non-default location, set
1172 <literal>rctl_rules</literal> in &man.rc.conf.5; to the
1173 location of the file.</para>
1175 <para revision="262855">The <application>ATF</application> test
1176 suite has been updated to version 0.20. The test suite is
1177 disabled by default in &os; 10.1, and can be enabled by
1178 adding <literal>WITH_TESTS=yes</literal> to
1179 &man.src.conf.5;.</para>
1181 <para revision="263019">The <literal>libucl</literal> library
1182 (Unified Configuration Library) has been merged from
1183 &os;-CURRENT.</para>
1185 <para revision="263020">The &man.pkg.7; bootstrapping utility
1186 has been synced with the version in &os;-CURRENT.</para>
1188 <para revision="263403">The &man.zfs.8; userland utility has
1189 been updated to include aliases for
1190 <command>snapshot</command>, which allows use of <command>zfs
1191 list -t snap</command> and <command>zfs
1192 snap</command>.</para>
1194 <para revision="263405">The &man.zfs.8; userland utility has
1195 been updated to include a new flag to <command>zfs
1196 list</command>, <literal>-p</literal>, which when specified,
1197 prints the output in a parsable format.</para>
1199 <para revision="263783">The Blowfish password format
1200 implementation has been updated. Support for
1201 $2b$ has been added, allowing use of passwords
1202 greater than 256 characters long.</para>
1204 <para revision="264497">The &man.iconv.3; library has been
1205 updated to match NetBSD, providing several bug fixes.</para>
1207 <para revision="265265">The &man.date.1; utility has been
1208 updated to include a new flag, <literal>-R</literal>, which
1209 prints the date and time output as specified in RFC
1212 <para revision="265533">The &man.bc.1; utility has been updated
1213 to version 1.1, in sync with the version in OpenBSD.</para>
1215 <para revision="265604" contrib="vendor"
1216 vendor="&netflix;">The &man.pmcstat.8; utility has been
1217 updated to include a new flag, <literal>-a</literal>, which
1218 when specified, produces a full stack track on the sampled
1221 <para revision="265701">The &man.netstat.8; and &man.route.8;
1222 utilities have been updated to include a shorthand equivalent
1223 to the <literal>-f inet</literal> and <literal>-f
1224 inet6</literal> address specifiers, <literal>-4</literal>
1225 and <literal>-6</literal>, respectively.</para>
1227 <para revision="265879">The &man.crypt.3; library now defaults
1228 to SHA512 for password hashing.</para>
1230 <para revision="266014">The &man.gvinum.8; utility has been
1231 updated to allow forceful configuration reset with the
1232 <literal>-f</literal> flag. Additionally, a bug that would
1233 prevent <literal>-f</literal> from properly creating
1234 a &man.gvinum.8; configuration has been fixed.</para>
1236 <para revision="266029">The &man.login.conf.5; file now takes
1237 precedence over the shell-specific environment files. In
1238 particular, the <literal>PATH</literal>,
1239 <literal>BLOCKSIZE</literal> variables are commented from
1240 <filename>/usr/share/skel/dot.profile</filename>, and the
1241 <literal>path</literal>, <literal>BLOCKSIZE</literal>, and
1242 <literal>umask</literal> variables have been commented from
1243 <filename>/usr/share/skel/dot.cshrc</filename>.</para>
1245 <para revision="266272">The &man.binmiscctl.8; userland utility
1246 and related image activator features have been merged from
1247 &os;-CURRENT.</para>
1249 <para revision="266279">The &man.ps.1; utility has been
1250 updated to include the <literal>-J</literal> flag, used to
1251 filter output by matching &man.jail.8; IDs and names.
1252 Additionally, argument <literal>0</literal> can be used to
1253 <literal>-J</literal> to only list processes running on the
1256 <para revision="266280">The &man.top.1; utility has been updated
1257 to filter by &man.jail.8; ID or name, in followup to the
1258 &man.ps.1; change in <literal>r265229</literal>.</para>
1260 <para revision="266610">The &man.gstat.8; utility has been
1261 updated to include a new flag, <literal>-o</literal>. When
1262 set, &man.gstat.8; will display statistics for operations
1263 such as <literal>BIO_FLUSH</literal>.</para>
1265 <para revision="266632">The &man.fetch.3; library has been
1266 updated to look for root <acronym>SSL</acronym> certificates
1267 in <filename class="directory">/usr/local/etc/ssl/</filename>
1269 class="directory">/etc/ssl/</filename>.</para>
1271 <para revision="266715">The &man.clang.1;/llvm suite has been
1272 updated to version 3.4.1.</para>
1274 <para revision="266816">The Blowfish password format
1275 has been changed to $2b$ by default.</para>
1277 <para revision="266888">The amount of data collected for
1278 &man.hwpmc.4; has been updated to work with modern processors
1279 and larger amounts of available memory.</para>
1281 <para revision="266890">The &man.pmcstat.8; utility has been
1282 updated to include a new flag, <literal>-l</literal>, which
1283 ends event collection after the specified number of
1286 <para revision="266953">The &man.mergemaster.8; utility has
1287 been updated to avoid printing
1288 <quote><filename>/var/tmp/temproot</filename>
1289 disappeared</quote> if there is nothing to compare.</para>
1291 <para revision="267056">The &os; installer, &man.bsdinstall.8;,
1292 has been updated to include optional
1293 &man.geli.8;-encrypted or &man.gmirror.8;-mirrored swap
1294 devices when installing onto a full &man.zfs.8; filesystem.
1295 Additionally, the parent &man.zfs.8; dataset is now configured
1296 with <literal>lz4</literal> compression enabled.</para>
1298 <para revision="267113">The default &man.newsyslog.conf.5; now
1299 includes files in the
1300 <filename>/etc/newsyslog.conf.d/</filename> and
1301 <filename>/usr/local/etc/newsyslog.conf.d/</filename>
1302 directories by default for &man.newsyslog.8;.</para>
1304 <para revision="267161">The &man.realpath.1; utility has been
1305 updated to return <literal>ENOTDIR</literal> on paths
1306 components <quote>.</quote> and <quote>..</quote> that are
1307 not directories, such as <filename
1308 class="directory">/dev/null/.</filename> or <filename
1309 class="directory">/dev/null/..</filename>.</para>
1311 <para revision="267236">A new flag, <quote>onifconsole</quote>
1312 has been added to <filename>/etc/ttys</filename>. This allows
1313 the system to provide a login prompt via serial console if the
1314 device is an active kernel console, otherwise it is equivalent
1315 to <literal>off</literal>.</para>
1317 <para revision="267341">Support for legacy
1318 <acronym>PCI</acronym> devices has been removed from
1319 &man.bhyve.8;.</para>
1321 <para revision="267450">The &man.bhyve.8; userland utility
1322 has been updated to include SMBIOS support. A new flag has
1323 been added, <literal>-U</literal>, which allows specifying the
1324 UUID of the guest in the System Information structure.</para>
1326 <para revision="267734">The &os; Project has migrated
1327 from the <application>GNATS</application> bug tracking system
1328 to <application>Bugzilla</application>. The &man.send-pr.1;
1329 utility used for submitting problem reports has been replaced
1330 with a stub shell script that instructs to use the Bugzilla
1331 web interface.</para>
1333 <para revision="267747">The &man.patch.1; utility has been
1334 updated to include a <literal>--dry-run</literal> flag, which
1335 is equivalent to <literal>--check</literal> and
1336 <literal>-C</literal>.</para>
1338 <para revision="267878">A bug in &man.bsdgrep.1; that would
1339 prevent patterns from being matched under certain conditions
1340 has been fixed.</para>
1342 <para revision="267979">The &man.procstat.1; utility has been
1343 updated to include two new flags, <literal>-r</literal> and
1344 <literal>-H</literal>. When <literal>-r</literal> is
1345 specified, &man.procstat.1; will print current resource usage
1346 about the process(es). When <literal>-H</literal> is
1347 specified, &man.procstat.1; will print information about
1348 threads rather than the process(es).</para>
1351 <para>The <literal>-H</literal> flag is currently only used
1352 with <literal>-r</literal> to display resource usage for
1353 individual threads, rather than the entire process.</para>
1356 <para revision="268019">The &man.sed.1; utility has been
1357 updated to include a new flag, <literal>-u</literal>, which
1358 enables unbuffered output when specified.</para>
1360 <para revision="268161">The &man.mkimg.1; utility has been
1361 merged from &os;-CURRENT.</para>
1363 <para revision="268700" contrib="sponsor"
1364 sponsor="&spectralogic;">The &man.camcontrol.8; has been
1365 updated to include a new <literal>persist</literal> command,
1366 which allows issuing <command>SCSI PERSISTENT RESERVE
1367 IN</command> and <command>SCSI PERSISTENT RESERVE
1368 OUT</command>.</para>
1370 <para revision="268791">The &man.gstat.8; utility has been
1371 updated to include a new flag, <literal>-p</literal>, which
1372 displays only physical providers when specified.</para>
1374 <para revision="268903">The &man.kldstat.8; utility has been
1375 updated to allow <literal>-q</literal> to be specified when
1376 also specifying <literal>-n
1377 <replaceable>module.ko</replaceable></literal>.</para>
1379 <para revision="269177">The &man.mkimg.1; utility has been
1380 updated to include support for both fixed- and
1381 dynamically-allocated images for the <acronym>VHD</acronym>
1382 and <acronym>VMDK</acronym> formats.</para>
1384 <para revision="269220">The &man.random.4; entropy collection
1385 script, <filename>/usr/libexec/save-entropy</filename>, no
1386 longer runs within &man.jail.8; environments.</para>
1388 <para revision="269397">The &man.bhyve.8; wrapper script,
1389 <filename>/usr/share/examples/bhyve/vmrun.sh</filename>,
1390 has been synced with &os;-CURRENT.</para>
1392 <para>This update includes:</para>
1396 <para>A new flag, <literal>-e</literal>, has been added,
1397 which is used to set &man.loader.8; environment
1402 <para>A new flag, <literal>-C</literal>, has been added,
1403 which is used to specify the guest console device.</para>
1407 <para>A new flag, <literal>-H</literal>, has been added,
1408 which is used to pass the host path to
1409 &man.bhyveload.8;.</para>
1413 <para>Support for multiple disk and &man.tap.4; devices
1414 has been added.</para>
1418 <para>The <literal>-I</literal> flag has been
1423 <para revision="269398">The &man.nfsd.8; server update to 4.1,
1424 adding support for RFC5661, has merged from
1425 &os;-CURRENT.</para>
1427 <para revision="269432" arch="ia64">The serial terminals
1428 <filename>ttyu0</filename> and <filename>ttyu1</filename> have
1429 been updated to <literal>onifconsole</literal> by default in
1430 &man.ttys.5;, which either can be the serial console,
1431 depending on the platform.</para>
1433 <para revision="269800">The &man.ping6.8; utility has been
1434 updated to reset <literal>itimer</literal> when the maximum
1435 number of packets to send have been reached. This prevents
1436 &man.ping6.8; from exiting when the interval in set to a small
1437 value and a low number of packets to send has been
1440 <para revision="269805">The &man.jail.8; utility has been
1441 updated to support extra &man.ifconfig.8; arguments for the
1442 <literal>ip4.addr</literal> and <literal>ip6.addr</literal>
1443 parameters. This change allows &man.carp.4; interfaces to
1444 be used within the &man.jail.8;.</para>
1446 <para revision="269946">Support for generating and compiling
1447 <acronym>USDT</acronym> <application>DTrace</application>
1448 probes has been improved. <application>DTrace</application>
1449 <acronym>USDT</acronym> files are now handled similar to
1450 &man.lex.1; and &man.yacc.1; files, meaning support for
1451 handling <application>D</application> files as part of the
1452 build process is built into the <literal>SRCS</literal>
1453 &man.make.1; environment variable.</para>
1455 <para revision="269968">The &man.iscsictl.8; utility has been
1456 updated to include a new flag, <literal>-M</literal>, which
1457 allows modifying the <acronym>iSCSI</acronym> session
1458 parameters without requiring the session to be removed and
1461 <para revision="270043">The &man.mount.nfs.8; utility has been
1462 updated to support specifying the NFS version as
1463 a <literal>key=<replaceable>value</replaceable></literal> pair
1464 argument to the <literal>-o</literal> flag. For example, to
1465 specify NFS version 4, the syntax to use is
1466 <literal>-o vers=4</literal>.</para>
1468 <para revision="270242" contrib="sponsor"
1469 sponsor="&spectralogic;">The &man.devd.8; client socket type
1470 has been changed to <literal>SOCK_SEQPACKET</literal>,
1471 providing sequential packet support.</para>
1473 <para revision="270401">Support for the <quote>account</quote>
1474 facility has been added to the &man.pam.group.8;
1477 <para revision="270890">The &man.pathchk.1; utility has been
1478 updated to ensure bytes greater than or equal to 128 are
1479 considered non-portable.</para>
1481 <para revision="270997" contrib="vendor" vendor="&freenas;">The
1482 &man.zdb.8; utility is now included in the set of applications
1483 installed in the <filename
1484 class="directory">/rescue</filename> environment, making it
1485 possible to examine &man.zfs.8; filesystems when <filename
1486 class="directory">/usr</filename> is unavailable.</para>
1488 <para>Several <literal>libc</literal> improvements have been
1489 merged from illumos™ and &apple;, providing better
1490 internationalization support and &posix; compliance.</para>
1492 <para revision="271967">Support for adding empty partitions has
1493 been added to the &man.mkimg.1; utility.</para>
1495 <para revision="272819">Support for QCOW and QCOW2 disk image
1496 formats has been added to the &man.mkimg.1; utility.</para>
1498 <para revision="273098">The &man.mkimg.1; utility has been
1499 updated to include three options used to print information
1500 about &man.mkimg.1; itself:</para>
1502 <informaltable frame="none" pgwide="0">
1504 <colspec colwidth="1*"/>
1505 <colspec colwidth="1*"/>
1508 <entry>Option</entry>
1509 <entry>Output</entry>
1515 <entry><literal>--version</literal></entry>
1516 <entry>The current version of the &man.mkimg.1;
1521 <entry><literal>--formats</literal></entry>
1522 <entry>The disk image file formats supported by
1523 &man.mkimg.1;</entry>
1527 <entry><literal>--schemes</literal></entry>
1528 <entry>The partition schemes supported by
1529 &man.mkimg.1;</entry>
1535 <sect3 xml:id="rc-scripts">
1536 <title><filename>/etc/rc.d</filename> Scripts</title>
1538 <para revision="264438">The <filename>network.subr</filename>
1539 &man.rc.8; script has been updated to loosen the requirement
1540 of listing network aliases in numeric order. Previously,
1542 <literal>_alias<replaceable>2</replaceable></literal>
1543 would not be created if
1544 <literal>_alias<replaceable>1</replaceable></literal> was
1547 <para revision="268098">The &man.service.8; utility has been
1548 updated to check that the &man.rc.d.8; directory exists
1549 before traversing the directory.</para>
1551 <para revision="259141">A regression introduced in
1552 &os; 10.0-RELEASE that would prevent proper IPv6
1553 allocation via the &man.jail.8; &man.rc.8; startup script
1554 has been fixed.</para>
1556 <para revision="264438">The &man.rc.8; restriction requiring
1557 &man.mdconfig.8; devices defined in &man.rc.conf.5; to be
1558 listed sequentially has been removed.</para>
1560 <para revision="262566">The &man.sshd.8; &man.rc.d.8; startup
1561 script now generates <literal>ED25519</literal> &man.sshd.8;
1562 host keys if keys do not already exist when
1563 <literal>ssh_keygen_alg()</literal> is invoked.</para>
1565 <para revision="271095">Support for &man.vt.4; keyboard maps
1566 has been added to the <filename>syscons</filename>
1567 &man.rc.d.8; startup script.</para>
1569 <para revision="271260">Support for subdirectories within
1571 class="directory">/etc/rc.conf.d/<replaceable>service</replaceable>/</filename>
1572 has been added the &man.rc.d.8;. This allows creating
1573 separate configuration files for services such as
1574 <filename>netif</filename>, for example, where each network
1575 interface can have a separate configuration file.</para>
1577 <para revision="272078">The default &man.rc.conf.5;,
1578 <filename>/etc/defaults/rc.conf</filename>, has been updated
1579 to include <filename
1580 class="directory">/usr/lib32/compat</filename> in the
1581 default <filename>ld-elf32.so.1</filename> search
1585 <sect3 xml:id="periodic-scripts">
1586 <title><filename>/etc/periodic</filename> Scripts</title>
1588 <para revision="272430">The daily &man.periodic.8; script
1589 <filename>110.clean-tmps</filename> has been updated to
1590 avoid crossing filesystem mount boundaries when cleaning
1591 files in <filename class="directory">/tmp</filename>.</para>
1595 <sect2 xml:id="contrib">
1596 <title>Contributed Software</title>
1598 <para revision="263285">The &man.xz.1; utility has been updated
1599 to a post-5.0.5 snapshot.</para>
1601 <para revision="264377"><application>OpenSSH</application> has
1602 been updated to version 6.6p1.</para>
1604 <para revision="264911">The &man.nc.1; utility has been updated
1605 to match the version in OpenBSD 5.5.</para>
1607 <para revision="266692"><application>Sendmail</application>
1608 has been updated to 8.14.9.</para>
1610 <para revision="268515">The &man.file.1; utility and
1611 &man.libmagic.3; library have been updated to 5.19.</para>
1613 <para revision="268899">The &man.byacc.1; parser has been
1614 updated to version 20140422.</para>
1616 <para revision="269024" contrib="sponsor"
1617 sponsor="&darpa_afrl;">The &man.lldb.1; debugging library has
1618 been updated to the r202189 snapshot.</para>
1620 <para revision="269257">The &man.unbound.8; caching resolver and
1621 <literal>ldns</literal> have been updated to version
1624 <para revision="269686"><application>OpenSSL</application> has
1625 been updated to version 1.0.1i.</para>
1627 <para revision="269847">The <quote>lite</quote> version of
1628 <application>Subversion</application> included in the
1629 &os; base system and its dependencies have been
1634 <para><application>apr</application> has been
1635 updated to version 1.5.1.</para>
1639 <para><application>apr-util</application> has been
1640 updated to version 1.5.3.</para>
1644 <para><application>serf</application> has been
1645 updated to version 1.3.7.</para>
1649 <para><application>svnlite</application> has been
1650 updated to version 1.8.10.</para>
1654 <para revision="270026">The &man.nvi.1; editor has been
1655 update to version 2.1.2-c80f493b038.</para>
1657 <para revision="270031">The &man.fparseln.3; library has
1658 been updated to version 1.7.</para>
1660 <para revision="270415">The <application>lukemftpd</application>
1661 <acronym>FTP</acronym> server has been removed from the
1662 &os; base system.</para>
1664 <para revision="270817">The timezone database has been updated
1665 to version tzdata2014f.</para>
1667 <para revision="271947"><application>OpenPAM</application> has
1668 been updated to Ourouparia (20140912).</para>
1671 <sect2 xml:id="ports">
1672 <title>Ports/Packages Collection Infrastructure</title>
1674 <para>The &man.pkg.8; package management utility has been
1675 updated to version 1.3.8.</para>
1678 <sect2 xml:id="releng">
1679 <title>Release Engineering and Integration</title>
1681 <para revision="263028">The &man.services.mkdb.8; utility has
1682 been updated to include endianness awareness, allowing the
1683 <filename>services.db</filename> database to be created as
1684 part of the release build, regardless of native- or
1685 cross-built releases.</para>
1687 <para revision="271470" contrib="sponsor" sponsor="&ff;">The
1688 <filename class="directory">release/</filename> scripts have
1689 been updated to produce <acronym>UEFI</acronym>-capable and
1690 <acronym>BIOS</acronym>-capable CD-ROM ISOs as well as memory
1691 stick images for the &os;/&arch.amd64; architecture.</para>
1693 <para revision="271943" contrib="sponsor" sponsor="&ff;">The
1694 <filename>release/scripts/pkg-stage.sh</filename> script has
1695 been updated to include a symlink to the on-disc version of
1696 &man.pkg.8; in the <filename
1697 class="directory">packages/</filename> structure on the
1698 DVD installer. This allows the &man.pkg.7; bootstrap utility
1699 to properly locate the <filename>Latest/pkg.txz</filename>
1700 package on the DVD when <literal>REPOS_DIR</literal> is set to
1701 <filename class="directory">/dist/packages/repos</filename>,
1702 eliminating the need for a network connection or explicitly
1703 providing the path to the version included on the DVD
1704 installation medium.</para>
1706 <para revision="273101" contrib="sponsor" sponsor="&ff;">The
1707 &os; Release Engineering build tools have been updated to
1708 provide support for building virtual machine disk images as
1709 part of the release build process using &man.mkimg.1;. The
1710 disk image formats currently supported include QCOW2, VHD,
1711 VMDK, and raw formats. See &man.release.7; for additional
1714 <para revision="273199" contrib="sponsor" sponsor="&ff;">The
1715 &os; Release Engineering build tools have been updated to
1716 provide support for building &os; virtual machine disk images
1717 for the µsoft; Azure cloud hosting platform. This
1718 functionality is not connected directly to the default
1719 <literal>release</literal> &man.make.1; target, however can be
1720 invoked by specifying the <literal>vm-azure</literal> target
1725 <sect1 xml:id="upgrade">
1726 <title>Upgrading from Previous Releases of &os;</title>
1728 <para arch="amd64,i386">Binary upgrades between RELEASE versions
1729 (and snapshots of the various security branches) are supported
1730 using the &man.freebsd-update.8; utility. The binary upgrade
1731 procedure will update unmodified userland utilities, as well as
1732 unmodified <filename>GENERIC</filename> kernel distributed as
1733 a part of an official &os; release. The &man.freebsd-update.8;
1734 utility requires that the host being upgraded have Internet
1735 connectivity.</para>
1737 <para>Source-based upgrades (those based on recompiling the &os;
1738 base system from source code) from previous versions are
1739 supported, according to the instructions in
1740 <filename>/usr/src/UPDATING</filename>.</para>
1743 <para>Upgrading &os; should only be attempted after
1744 backing up <emphasis>all</emphasis> data and configuration