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1 <?xml version="1.0" encoding="iso-8859-1"?>
2 <!DOCTYPE article PUBLIC "-//FreeBSD//DTD DocBook XML V5.0-Based Extension//EN"
3         "../../../share/xml/freebsd50.dtd" [
4 <!ENTITY % release PUBLIC "-//FreeBSD//ENTITIES Release Specification//EN" "release.ent">
5  %release;
6 <!ENTITY % sponsor PUBLIC "-//FreeBSD//ENTITIES Sponsor Specification//EN" "sponsor.ent">
7  %sponsor;
8 <!ENTITY % vendor PUBLIC "-//FreeBSD//ENTITIES Vendor Specification//EN" "vendor.ent">
9  %vendor;
10 <!ENTITY security SYSTEM "../../share/xml/security.xml">
11 <!ENTITY errata SYSTEM "../../share/xml/errata.xml">
12 ]>
13 <article xmlns="http://docbook.org/ns/docbook"
14   xmlns:xlink="http://www.w3.org/1999/xlink" version="5.0">
15
16   <info>
17     <title>&os; &release.current; Release Notes</title>
18
19     <author>
20       <orgname>The &os; Project</orgname>
21     </author>
22
23     <pubdate>$FreeBSD$</pubdate>
24
25     <!-- Last rev: 288943 -->
26
27     <copyright>
28       <year>2017</year>
29       <holder role="mailto:doc@FreeBSD.org">The &os; Documentation
30         Project</holder>
31     </copyright>
32
33     <legalnotice xml:id="trademarks" role="trademarks">
34       &tm-attrib.freebsd;
35       &tm-attrib.ibm;
36       &tm-attrib.ieee;
37       &tm-attrib.intel;
38       &tm-attrib.sparc;
39       &tm-attrib.general;
40     </legalnotice>
41
42     <abstract>
43       <para>The release notes for &os; &release.current; contain
44         a summary of the changes made to the &os; base system on the
45         &release.branch; development line.  This document lists
46         applicable security advisories that were issued since the last
47         release, as well as significant changes to the &os; kernel and
48         userland.  Some brief remarks on upgrading are also
49         presented.</para>
50     </abstract>
51   </info>
52
53   <sect1 xml:id="intro">
54     <title>Introduction</title>
55
56     <para>This document contains the release notes for &os;
57       &release.current;.  It describes recently added, changed, or
58       deleted features of &os;.  It also provides some notes on
59       upgrading from previous versions of &os;.</para>
60
61     <para releasetype="current">The &release.type; distribution to
62       which these release notes apply represents the latest point
63       along the &release.branch; development branch since
64       &release.branch; was created.  Information regarding pre-built,
65       binary &release.type; distributions along this branch can be
66       found at <uri
67         xlink:href="&release.url;">&release.url;</uri>.</para>
68
69     <para releasetype="snapshot">The &release.type; distribution to
70       which these release notes apply represents a point along the
71       &release.branch; development branch between &release.prev; and
72       the future &release.next;.  Information regarding pre-built,
73       binary &release.type; distributions along this branch can be
74       found at <uri
75         xlink:href="&release.url;">&release.url;</uri>.</para>
76
77     <para releasetype="release">This distribution of &os;
78       &release.current; is a &release.type; distribution.  It can be
79       found at <uri xlink:href="&release.url;">&release.url;</uri> or
80       any of its mirrors.  More information on obtaining this (or
81       other) &release.type; distributions of &os; can be found in the
82       <link
83         xlink:href="&url.books.handbook;/mirrors.html"><quote>Obtaining
84           &os;</quote> appendix</link> to the <link
85         xlink:href="&url.books.handbook;/">&os;
86         Handbook</link>.</para>
87
88     <para>All users are encouraged to consult the release errata
89       before installing &os;.  The errata document is updated with
90       <quote>late-breaking</quote> information discovered late in the
91       release cycle or after the release.  Typically, it contains
92       information on known bugs, security advisories, and corrections
93       to documentation.  An up-to-date copy of the errata for &os;
94       &release.current; can be found on the &os; Web site.</para>
95
96     <para>This document describes the most user-visible new or changed
97       features in &os; since &release.prev;.  In general, changes
98       described here are unique to the &release.branch; branch unless
99       specifically marked as &merged; features.</para>
100
101     <para>Typical release note items document recent security
102       advisories issued after &release.prev;, new drivers or hardware
103       support, new commands or options, major bug fixes, or
104       contributed software upgrades.  They may also list changes to
105       major ports/packages or release engineering practices.  Clearly
106       the release notes cannot list every single change made to &os;
107       between releases; this document focuses primarily on security
108       advisories, user-visible changes, and major architectural
109       improvements.</para>
110   </sect1>
111
112   <sect1 xml:id="upgrade">
113     <title>Upgrading from Previous Releases of &os;</title>
114
115     <para arch="amd64,i386">Binary upgrades between RELEASE versions
116       (and snapshots of the various security branches) are supported
117       using the &man.freebsd-update.8; utility.  The binary upgrade
118       procedure will update unmodified userland utilities, as well as
119       unmodified GENERIC kernels distributed as a part of an official
120       &os; release.  The &man.freebsd-update.8; utility requires that
121       the host being upgraded have Internet connectivity.</para>
122
123     <para>Source-based upgrades (those based on recompiling the &os;
124       base system from source code) from previous versions are
125       supported, according to the instructions in
126       <filename>/usr/src/UPDATING</filename>.</para>
127
128     <important>
129       <para>Upgrading &os; should only be attempted after backing up
130         <emphasis>all</emphasis> data and configuration files.</para>
131     </important>
132   </sect1>
133
134   <sect1 xml:id="security-errata">
135     <title>Security and Errata</title>
136
137     <para>This section lists the various Security Advisories and
138       Errata Notices since &release.prev;.</para>
139
140     <sect2 xml:id="security">
141       <title>Security Advisories</title>
142
143       &security;
144     </sect2>
145
146     <sect2 xml:id="errata">
147       <title>Errata Notices</title>
148
149       &errata;
150     </sect2>
151   </sect1>
152
153   <sect1 xml:id="userland">
154     <title>Userland</title>
155
156     <para>This section covers changes and additions to userland
157       applications, contributed software, and system utilities.</para>
158
159     <sect2 xml:id="userland-config">
160       <title>Userland Configuration Changes</title>
161
162       <para>&nbsp;</para>
163     </sect2>
164
165     <sect2 xml:id="userland-programs">
166       <title>Userland Application Changes</title>
167
168       <para revision="321092">The &man.ln.1; utility has been updated
169         to correct the behavior of the <literal>-F</literal> flag by
170         unlinking an existing directory before creating a symbolic
171         link.</para>
172
173       <para revision="321241">The &man.crontab.1; utility has been
174         updated to include a new flag, <literal>-f</literal>, which
175         forces &man.crontab.5; removal when <literal>-r</literal> is
176         used non-interactively.</para>
177
178       <para revision="321262">The &man.newsyslog.8; utility has been
179         updated to support <acronym>RFC</acronym>5424-compliant
180         messages when rotating system logs.</para>
181
182       <para revision="321287" contrib="sponsor" sponsor="&gandi;">The
183         &man.sesutil.8; utility has been updated to include
184         &man.libxo.3; support in output.</para>
185
186       <para revision="321927">The &man.diskinfo.8; utility has been
187         updated to include two new flags, <literal>-s</literal> which
188         displays the disk identity (usually the serial number), and
189         <literal>-p</literal> which displays the physical path to the
190         disk in a storage controller.  The <literal>-s</literal> and
191         <literal>-p</literal> flags are mutually exclusive, and cannot
192         be used with any other flags.</para>
193
194       <para revision="321929">The &man.diskinfo.8; utility has also
195         been updated to include device model when the
196         <literal>-s</literal> flag is used.</para>
197
198       <para revision="322910">The &man.umount.8; utility has been
199         updated to include a new flag, <literal>-N</literal>, which
200         is used to forcefully unmount an <acronym>NFS</acronym>
201         mounted filesystem.</para>
202
203       <para revision="322919">The &man.pw.8; utility has been updated
204         to properly handle empty secondary group lists as an argument
205         to the <literal>-G</literal> flag when using the
206         <literal>usermod</literal> subcommand.</para>
207
208       <para revision="324270">The &man.ps.1; utility has been updated
209         to reflect realtime and idle priorities in state flags.</para>
210
211       <para revision="324271">The &man.ps.1; utility has been updated
212         to display if a process is running with &man.capsicum.4;
213         capability mode, indicated by <literal>C</literal>.</para>
214
215       <para revision="324380">The &man.cpucontrol.8; utility has been
216         updated to include a new flag, <literal>-n</literal>, that
217         disables the default microcode update search path when
218         used.</para>
219
220       <para revision="324674">The &man.fsck.ffs.8; utility has been
221         updated to prevent a filesystem from being reported as
222         modified when only the timestamp in the superblock is
223         updated.</para>
224
225       <para revision="325003" contrib="sponsor"
226         sponsor="&spectralogic;">The &man.diskinfo.8; utility has been
227         updated to display disk rotation rate and if
228         <acronym>TRIM</acronym>/<acronym>UNMAP</acronym> is supported
229         by the disk.</para>
230
231       <para revision="325473">The &man.rsh.1; utility has been updated
232         to include a new flag, <literal>-N</literal>, which disables
233         shutdown of a socket sending path when used.</para>
234
235       <para revision="326413">The &man.pfctl.8; utility has been
236         updated to allow <literal>route-to</literal> to properly
237         handle network interfaces with multiple <acronym>IP</acronym>
238         addresses.</para>
239
240       <para revision="326778" contrib="sponsor"
241         sponsor="&spectralogic;">The &man.camcontrol.8; utility has
242         been updated to include <acronym>ZAC</acronym> (Zoned-device
243         <acronym>ATA</acronym> command set) information when the
244         <literal>identify</literal> subcommand is used.</para>
245
246       <para revision="326848">The &man.pw.8; utility has been updated
247         to correct handling of account expiration periods.</para>
248
249       <para revision="327592">The &man.mdmfs.8; utility has been
250         updated to support &man.tmpfs.5;.</para>
251
252       <para revision="327871">The &man.cpucontrol.8; utility has been
253         updated to include a new flag, <literal>-e</literal>, which is
254         used to re-evaluate reported <acronym>CPU</acronym> features
255         after applying firmware updates.</para>
256
257       <note>
258         <para>The &man.cpucontrol.8; <literal>-e</literal> flag should
259           only be used after microcode update have been applied to all
260           <acronym>CPU</acronym>s in the system, otherwise system
261           instability may be experienced if processor features are not
262           identical across the system.</para>
263       </note>
264
265       <para revision="328140">The &man.df.1; utility has been updated
266         to include the <literal>--si</literal> long option, which is
267         an alias to <literal>-H</literal>.</para>
268
269       <para revision="328599">The &man.service.8; utility has been
270         updated to include a new flag, <literal>-j</literal>, which is
271         used to interact with services running within a &man.jail.8;.
272         The argument to <literal>-j</literal> can be either the name
273         or numeric jail <acronym>ID</acronym>.</para>
274
275       <para revision="328604" contrib="sponsor"
276         sponsor="&dellemc;">The &man.fsck.ffs.8; utility has been
277         updated to exit with a non-zero status when the filesystem is
278         not repaired.</para>
279
280       <para revision="328668">The &man.nvmecontrol.8; utility has been
281         updated to print the full 128 bit value for
282         <acronym>SMART</acronym> data, instead of the hexadecimal
283         value.</para>
284
285       <para revision="328716">The &man.nvmecontrol.8; utility has been
286         updated to include control options for Western Digital&reg;
287         HGST drives.  The new options are <literal>cap-diag</literal>,
288         <literal>get-crash-dump</literal>,
289         <literal>drive-log</literal>, <literal>purge</literal>, and
290         <literal>purge-monitor</literal>.</para>
291
292       <para revision="330692" contrib="sponsor"
293         sponsor="&dellemc;">The &man.dhclient.8; utility has been
294         updated to be more compliant with <acronym>RFC</acronym>2131
295         by setting the source address field in the
296         <acronym>IP</acronym> header to <literal>0</literal> when
297         sending a <literal>DHCPREQUEST</literal> message to attempt to
298         obtain a previously-assigned <literal>IP</literal>
299         address.</para>
300
301       <para revision="330694" contrib="sponsor"
302         sponsor="&dellemc;">The &man.pw.8; utility has been updated to
303         allow the <literal>@</literal> and <literal>!</literal>
304         characters in the <acronym>GECOS</acronym> field.</para>
305
306       <para revision="331471">The &man.ps.1; utility has been updated
307         to include a <literal>jail</literal> keyword, which when used
308         will list the name of a &man.jail.8; instead of the numeric
309         ID.</para>
310
311       <para revision="331586" contrib="sponsor"
312         sponsor="&mellanox;">The &man.mlx5tool.8; utility has been
313         added, which is used to manage Connect-X&nbsp;4 and
314         Connect-X&nbsp;5 devices supported by &man.mlx5io.4;.</para>
315
316       <para revision="331603" contrib="sponsor"
317         sponsor="&chelsio;">The &man.sysctl.8; utility has been
318         updated to support setting an array of values to nodes.  Prior
319         to this change, &man.sysctl.8; could only set one value to
320         a node that may return multiple values when queried.</para>
321
322       <para revision="331729">The &man.ifconfig.8; utility has been
323         updated to include a <literal>random</literal> option, which
324         when used with the <literal>ether</literal> option, generates
325         a random <acronym>MAC</acronym> address for an
326         interface.</para>
327
328       <para revision="332126" contrib="sponsor"
329         sponsor="&netflix;">The &man.efibootmgr.8; utility has been
330         added, which is used to manipulate the <acronym>EFI</acronym>
331         boot manager.</para>
332     </sect2>
333
334     <sect2 xml:id="userland-contrib">
335       <title>Contributed Software</title>
336
337       <para revision="321303">The &man.libarchive.3; library has been
338         updated to version 3.3.2.</para>
339
340       <para revision="322172">The &man.libxo.3; library has been
341         updated to version 0.8.4.</para>
342
343       <para revision="322442"><application>Subversion</application>
344         has been updated to version 1.9.7.</para>
345
346       <para revision="328874">The &man.file.1; utility has been
347         updated to version 5.32.</para>
348
349       <para revision="323136"><application>OpenSSH</application> has
350         been updated to version 7.5p1.</para>
351
352       <para revision="324581">The &man.mandoc.1; utility has been
353         updated to version 1.14.3.</para>
354
355       <para revision="327234">The &man.tcpdump.1; utility has been
356         updated to version 4.9.2.</para>
357
358       <para revision="330106">The <acronym>NTP</acronym> utilities
359         have been updated to version 4.2.8p11.</para>
360
361       <para revision="330570">The &man.less.1; utility has been
362         updated to upstream version v530.</para>
363
364       <para revision="331246">The <application>bmake</application>
365         utility has been updated to upstream version 20180222.</para>
366
367       <para revision="331465">The <acronym>BSD</acronym>-licensed
368         &man.diff.1; utility has been imported from OpenBSD, which is
369         installed if <literal>WITHOUT_GNU_DIFF</literal> is set in
370         &man.src.conf.5;, and otherwise not installed by
371         default.</para>
372
373       <para revision="331638"><application>OpenSSL</application> has
374         been updated to version 1.0.2o.</para>
375
376       <para revision="331662">Timezone data files have been updated to
377         version 2018d.</para>
378
379       <para revision="331838">The <application>clang</application>,
380         <application>llvm</application>,
381         <application>lld</application>,
382         <application>lldb</application>, and
383         <literal>compiler-rt</literal> utilities as well as
384         <literal>libc++</literal> have been updated to upstream
385         version 6.0.0.</para>
386     </sect2>
387
388     <sect2 xml:id="userland-installer">
389       <title>Installation and Configuration Tools</title>
390
391       <para revision="322254" contrib="sponsor" sponsor="&ff;"
392         arch="&arch.arm64;">The &man.bsdinstall.8; installer has been
393         updated to default to <acronym>UEFI</acronym>-only
394         boot.</para>
395     </sect2>
396
397     <sect2 xml:id="userland-rc">
398       <title><filename class="directory">/etc/rc.d</filename>
399         Scripts</title>
400
401       <para>&nbsp;</para>
402     </sect2>
403
404     <sect2 xml:id="userland-periodic">
405       <title><filename class="directory">/etc/periodic</filename>
406         Scripts</title>
407
408       <para>&nbsp;</para>
409     </sect2>
410
411     <sect2 xml:id="userland-libraries">
412       <title>Runtime Libraries and API</title>
413
414       <para>&nbsp;</para>
415     </sect2>
416
417     <sect2 xml:id="userland-abi">
418       <title>ABI Compatibility</title>
419
420       <para>&nbsp;</para>
421     </sect2>
422
423     <sect2 xml:id="userland-debug">
424       <title>Userland Debugging</title>
425
426       <para>&nbsp;</para>
427     </sect2>
428   </sect1>
429
430   <sect1 xml:id="kernel">
431     <title>Kernel</title>
432
433     <para>This section covers changes to kernel configurations, system
434       tuning, and system control parameters that are not otherwise
435       categorized.</para>
436
437     <sect2 xml:id="kernel-general">
438       <title>General Kernel Changes</title>
439
440       <para>&nbsp;</para>
441     </sect2>
442
443     <sect2 xml:id="kernel-bugfix">
444       <title>Kernel Bug Fixes</title>
445
446       <para>&nbsp;</para>
447     </sect2>
448
449     <sect2 xml:id="kernel-config">
450       <title>Kernel Configuration</title>
451
452       <para>&nbsp;</para>
453     </sect2>
454
455     <sect2 xml:id="kernel-modules">
456       <title>Kernel Modules</title>
457
458       <para>&nbsp;</para>
459     </sect2>
460
461     <sect2 xml:id="kernel-sysctl">
462       <title>System Tuning and Controls</title>
463
464       <para>&nbsp;</para>
465     </sect2>
466   </sect1>
467
468   <sect1 xml:id="drivers">
469     <title>Devices and Drivers</title>
470
471     <para>This section covers changes and additions to devices and
472       device drivers since &release.prev;.</para>
473
474     <sect2 xml:id="drivers-device">
475       <title>Device Drivers</title>
476
477       <para revision="331586" contrib="sponsor"
478         sponsor="&mellanox;">The &man.mlx5io.4; driver has been added,
479         providing an interface to manage supported Connect-X&nbsp;4
480         and Connect-X&nbsp;5 network adapters.</para>
481
482       <para revision="330307" contrib="sponsor"
483         sponsor="&chelsio;">The &man.cxgbe.4; driver has been updated
484         to firmware version 1.16.63.0 for T4, T5, and T6 network
485         adapters.</para>
486     </sect2>
487
488     <sect2 xml:id="drivers-storage">
489       <title>Storage Drivers</title>
490
491       <para>&nbsp;</para>
492     </sect2>
493
494     <sect2 xml:id="drivers-network">
495       <title>Network Drivers</title>
496
497       <para>&nbsp;</para>
498     </sect2>
499   </sect1>
500
501   <sect1 xml:id="hardware">
502     <title>Hardware Support</title>
503
504     <para>This section covers general hardware support for physical
505       machines, hypervisors, and virtualization environments, as well
506       as hardware changes and updates that do not otherwise fit in
507       other sections of this document.</para>
508
509     <sect2 xml:id="hardware-support">
510       <title>Hardware Support</title>
511
512       <para revision="331500">Support for the TAIO
513         <acronym>USB</acronym> multi-protocol adapter
514         (<acronym>TUMPA</acronym>) has been added.</para>
515     </sect2>
516
517     <sect2 xml:id="hardware-virtualization">
518       <title>Virtualization Support</title>
519
520       <para revision="321413">Support for &man.virtio.console.4; has
521         been added to &man.bhyve.4;.</para>
522     </sect2>
523
524     <sect2 xml:id="hardware-arm">
525       <title>ARM Support</title>
526
527       <para>&nbsp;</para>
528     </sect2>
529   </sect1>
530
531   <sect1 xml:id="storage">
532     <title>Storage</title>
533
534     <para>This section covers changes and additions to file systems
535       and other storage subsystems, both local and networked.</para>
536
537     <sect2 xml:id="storage-general">
538       <title>General Storage</title>
539
540       <para>&nbsp;</para>
541     </sect2>
542
543     <sect2 xml:id="storage-net">
544       <title>Networked Storage</title>
545
546       <para>&nbsp;</para>
547     </sect2>
548
549     <sect2 xml:id="storage-zfs">
550       <title>ZFS</title>
551
552       <para>&nbsp;</para>
553     </sect2>
554
555     <sect2 xml:id="storage-geom">
556       <title><literal>geom(4)</literal></title>
557
558       <para>&nbsp;</para>
559     </sect2>
560   </sect1>
561
562   <sect1 xml:id="boot">
563     <title>Boot Loader Changes</title>
564
565     <para>This section covers the boot loader, boot menu, and other
566       boot-related changes.</para>
567
568     <sect2 xml:id="boot-loader">
569       <title>Boot Loader Changes</title>
570
571       <para revision="329114">The length of <acronym>GELI</acronym>
572         passphrases entered when booting a system with encrypted disks
573         is now hidden by default.  See the configuration options in
574         &man.geli.8; to restore the previous behavior.</para>
575     </sect2>
576
577     <sect2 xml:id="boot-menu">
578       <title>Boot Menu Changes</title>
579
580       <para>&nbsp;</para>
581     </sect2>
582   </sect1>
583
584   <sect1 xml:id="network">
585     <title>Networking</title>
586
587     <para>This section describes changes that affect networking in
588       &os;.</para>
589
590     <sect2 xml:id="network-general">
591       <title>General Network Changes</title>
592
593       <para>&nbsp;</para>
594     </sect2>
595
596     <sect2 xml:id="network-protocols">
597       <title>Network Protocols</title>
598
599       <para>&nbsp;</para>
600     </sect2>
601   </sect1>
602
603   <sect1 xml:id="ports">
604     <title>Ports Collection and Package Infrastructure</title>
605
606     <para>This section covers changes to the &os;&nbsp;Ports
607       Collection, package infrastructure, and package maintenance and
608       installation tools.</para>
609
610     <sect2 xml:id="ports-infrastructure">
611       <title>Infrastructure Changes</title>
612
613       <para>&nbsp;</para>
614     </sect2>
615
616     <sect2 xml:id="ports-packages ">
617       <title>Packaging Changes</title>
618
619       <para>&nbsp;</para>
620     </sect2>
621   </sect1>
622
623   <sect1 xml:id="doc">
624     <title>Documentation</title>
625
626     <para>This section covers changes to the &os;&nbsp;Documentation
627       Project sources and toolchain.</para>
628
629     <sect2 xml:id="doc-sources">
630       <title>Documentation Source Changes</title>
631
632       <para>&nbsp;</para>
633     </sect2>
634
635     <sect2 xml:id="doc-toolchain">
636       <title>Documentation Toolchain Changes</title>
637
638       <para>&nbsp;</para>
639     </sect2>
640   </sect1>
641
642   <sect1 xml:id="releng">
643     <title>Release Engineering and Integration</title>
644
645     <para>This section convers changes that are specific to the
646       &os;&nbsp;Release Engineering processes.</para>
647
648     <sect2 xml:id="releng-changes">
649       <title>Integration Changes</title>
650
651       <para revision="326892">Amazon&reg; EC2&trade; instances now
652         keep their clocks synchronized using the Amazon Time Sync
653         Service, the <acronym>NTP</acronym> service internal to the
654         EC2&trade; infrastructure.</para>
655     </sect2>
656   </sect1>
657 </article>