release/doc/en_US.ISO8859-1/relnotes/article.xml

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   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="322919">The &man.pw.8; utility has been updated
 199         to properly handle empty secondary group lists as an argument
 200         to the <literal>-G</literal> flag when using the
 201         <literal>usermod</literal> subcommand.</para>
 202
 203       <para revision="324270">The &man.ps.1; utility has been updated
 204         to reflect realtime and idle priorities in state flags.</para>
 205
 206       <para revision="324271">The &man.ps.1; utility has been updated
 207         to display if a process is running with &man.capsicum.4;
 208         capability mode, indicated by <literal>C</literal>.</para>
 209
 210       <para revision="324380">The &man.cpucontrol.8; utility has been
 211         updated to include a new flag, <literal>-n</literal>, that
 212         disables the default microcode update search path when
 213         used.</para>
 214
 215       <para revision="324674">The &man.fsck.ffs.8; utility has been
 216         updated to prevent a filesystem from being reported as
 217         modified when only the timestamp in the superblock is
 218         updated.</para>
 219
 220       <para revision="325003" contrib="sponsor"
 221         sponsor="&spectralogic;">The &man.diskinfo.8; utility has been
 222         updated to display disk rotation rate and if
 223         <acronym>TRIM</acronym>/<acronym>UNMAP</acronym> is supported
 224         by the disk.</para>
 225
 226       <para revision="326778" contrib="sponsor"
 227         sponsor="&spectralogic;">The &man.camcontrol.8; utility has
 228         been updated to include <acronym>ZAC</acronym> (Zoned-device
 229         <acronym>ATA</acronym> command set) information when the
 230         <literal>identify</literal> subcommand is used.</para>
 231
 232       <para revision="326848">The &man.pw.8; utility has been updated
 233         to correct handling of account expiration periods.</para>
 234
 235       <para revision="327871">The &man.cpucontrol.8; utility has been
 236         updated to include a new flag, <literal>-e</literal>, which is
 237         used to re-evaluate reported <acronym>CPU</acronym> features
 238         after applying firmware updates.</para>
 239
 240       <note>
 241         <para>The &man.cpucontrol.8; <literal>-e</literal> flag should
 242           only be used after microcode update have been applied to all
 243           <acronym>CPU</acronym>s in the system, otherwise system
 244           instability may be experienced if processor features are not
 245           identical across the system.</para>
 246       </note>
 247
 248       <para revision="328140">The &man.df.1; utility has been updated
 249         to include the <literal>--si</literal> long option, which is
 250         an alias to <literal>-H</literal>.</para>
 251
 252       <para revision="328599">The &man.service.8; utility has been
 253         updated to include a new flag, <literal>-j</literal>, which is
 254         used to interact with services running within a &man.jail.8;.
 255         The argument to <literal>-j</literal> can be either the name
 256         or numeric jail <acronym>ID</acronym>.</para>
 257
 258       <para revision="330692" contrib="sponsor"
 259         sponsor="&dellemc;">The &man.dhclient.8; utility has been
 260         updated to be more compliant with <acronym>RFC</acronym>2131
 261         by setting the source address field in the
 262         <acronym>IP</acronym> header to <literal>0</literal> when
 263         sending a <literal>DHCPREQUEST</literal> message to attempt to
 264         obtain a previously-assigned <literal>IP</literal>
 265         address.</para>
 266
 267       <para revision="330694" contrib="sponsor"
 268         sponsor="&dellemc;">The &man.pw.8; utility has been updated to
 269         allow the <literal>@</literal> and <literal>!</literal>
 270         characters in the <acronym>GECOS</acronym> field.</para>
 271
 272       <para revision="331471">The &man.ps.1; utility has been updated
 273         to include a <literal>jail</literal>, which when used will
 274         list the name of a &man.jail.8; instead of the numeric
 275         ID.</para>
 276
 277       <para revision="331586" contrib="sponsor"
 278         sponsor="&mellanox;">The &man.mlx5tool.8; utility has been
 279         added, which is used to manage Connect-X&nbsp;4 and
 280         Connect-X&nbsp;5 devices supported by &man.mlx5io.4;.</para>
 281
 282       <para revision="332126" contrib="sponsor"
 283         sponsor="&netflix;">The &man.efibootmgr.8; utility has been
 284         added, which is used to manipulate the <acronym>EFI</acronym>
 285         boot manager.</para>
 286     </sect2>
 287
 288     <sect2 xml:id="userland-contrib">
 289       <title>Contributed Software</title>
 290
 291       <para revision="321303">The &man.libarchive.3; library has been
 292         updated to version 3.3.2.</para>
 293
 294       <para revision="322172">The &man.libxo.3; library has been
 295         updated to version 0.8.4.</para>
 296
 297       <para revision="322442"><application>Subversion</application>
 298         has been updated to version 1.9.7.</para>
 299
 300       <para revision="328874">The &man.file.1; utility has been
 301         updated to version 5.32.</para>
 302
 303       <para revision="323136"><application>OpenSSH</application> has
 304         been updated to version 7.5p1.</para>
 305
 306       <para revision="324581">The &man.mandoc.1; utility has been
 307         updated to version 1.14.3.</para>
 308
 309       <para revision="327234">The &man.tcpdump.1; utility has been
 310         updated to version 4.9.2.</para>
 311
 312       <para revision="330106">The <acronym>NTP</acronym> utilities
 313         have been updated to version 4.2.8p11.</para>
 314
 315       <para revision="330570">The &man.less.1; utility has been
 316         updated to upstream version v530.</para>
 317
 318       <para revision="331246">The <application>bmake</application>
 319         utility has been updated to upstream version 20180222.</para>
 320
 321       <para revision="331638"><application>OpenSSL</application> has
 322         been updated to version 1.0.2o.</para>
 323
 324       <para revision="331662">Timezone data files have been updated to
 325         version 2018d.</para>
 326
 327       <para revision="331838">The <application>clang</application>,
 328         <application>llvm</application>,
 329         <application>lld</application>,
 330         <application>lldb</application>, and
 331         <application>complier-rt</application> utilities as well as
 332         <literal>libc++</literal> have been updated to upstream
 333         version 6.0.0.</para>
 334     </sect2>
 335
 336     <sect2 xml:id="userland-installer">
 337       <title>Installation and Configuration Tools</title>
 338
 339       <para revision="322254" contrib="sponsor" sponsor="&ff;"
 340         arch="&arch.arm64;">The &man.bsdinstall.8; installer has been
 341         updated to default to <acronym>UEFI</acronym>-only
 342         boot.</para>
 343     </sect2>
 344
 345     <sect2 xml:id="userland-rc">
 346       <title><filename class="directory">/etc/rc.d</filename>
 347         Scripts</title>
 348
 349       <para>&nbsp;</para>
 350     </sect2>
 351
 352     <sect2 xml:id="userland-periodic">
 353       <title><filename class="directory">/etc/periodic</filename>
 354         Scripts</title>
 355
 356       <para>&nbsp;</para>
 357     </sect2>
 358
 359     <sect2 xml:id="userland-libraries">
 360       <title>Runtime Libraries and API</title>
 361
 362       <para>&nbsp;</para>
 363     </sect2>
 364
 365     <sect2 xml:id="userland-abi">
 366       <title>ABI Compatibility</title>
 367
 368       <para>&nbsp;</para>
 369     </sect2>
 370
 371     <sect2 xml:id="userland-debug">
 372       <title>Userland Debugging</title>
 373
 374       <para>&nbsp;</para>
 375     </sect2>
 376   </sect1>
 377
 378   <sect1 xml:id="kernel">
 379     <title>Kernel</title>
 380
 381     <para>This section covers changes to kernel configurations, system
 382       tuning, and system control parameters that are not otherwise
 383       categorized.</para>
 384
 385     <sect2 xml:id="kernel-general">
 386       <title>General Kernel Changes</title>
 387
 388       <para>&nbsp;</para>
 389     </sect2>
 390
 391     <sect2 xml:id="kernel-bugfix">
 392       <title>Kernel Bug Fixes</title>
 393
 394       <para>&nbsp;</para>
 395     </sect2>
 396
 397     <sect2 xml:id="kernel-config">
 398       <title>Kernel Configuration</title>
 399
 400       <para>&nbsp;</para>
 401     </sect2>
 402
 403     <sect2 xml:id="kernel-modules">
 404       <title>Kernel Modules</title>
 405
 406       <para>&nbsp;</para>
 407     </sect2>
 408
 409     <sect2 xml:id="kernel-sysctl">
 410       <title>System Tuning and Controls</title>
 411
 412       <para>&nbsp;</para>
 413     </sect2>
 414   </sect1>
 415
 416   <sect1 xml:id="drivers">
 417     <title>Devices and Drivers</title>
 418
 419     <para>This section covers changes and additions to devices and
 420       device drivers since &release.prev;.</para>
 421
 422     <sect2 xml:id="drivers-device">
 423       <title>Device Drivers</title>
 424
 425       <para revision="331586" contrib="sponsor"
 426         sponsor="&mellanox;">The &man.mlx5io.4; driver has been added,
 427         providing an interface to manage supported Connect-X&nbsp;4
 428         and Connect-X&nbsp;5 network adapters.</para>
 429
 430       <para revision="330307" contrib="sponsor"
 431         sponsor="&chelsio;">The &man.cxgbe.4; driver has been updated
 432         to firmware version 1.16.63.0 for T4, T5, and T6 network
 433         adapters.</para>
 434     </sect2>
 435
 436     <sect2 xml:id="drivers-storage">
 437       <title>Storage Drivers</title>
 438
 439       <para>&nbsp;</para>
 440     </sect2>
 441
 442     <sect2 xml:id="drivers-network">
 443       <title>Network Drivers</title>
 444
 445       <para>&nbsp;</para>
 446     </sect2>
 447   </sect1>
 448
 449   <sect1 xml:id="hardware">
 450     <title>Hardware Support</title>
 451
 452     <para>This section covers general hardware support for physical
 453       machines, hypervisors, and virtualization environments, as well
 454       as hardware changes and updates that do not otherwise fit in
 455       other sections of this document.</para>
 456
 457     <sect2 xml:id="hardware-support">
 458       <title>Hardware Support</title>
 459
 460       <para revision="331500">Support for the TAIO
 461         <acronym>USB</acronym> multi-protocol adapter
 462         (<acronym>TUMPA</acronym>) has been added.</para>
 463     </sect2>
 464
 465     <sect2 xml:id="hardware-virtualization">
 466       <title>Virtualization Support</title>
 467
 468       <para revision="321413">Support for &man.virtio.console.4; has
 469         been added to &man.bhyve.4;.</para>
 470     </sect2>
 471
 472     <sect2 xml:id="hardware-arm">
 473       <title>ARM Support</title>
 474
 475       <para>&nbsp;</para>
 476     </sect2>
 477   </sect1>
 478
 479   <sect1 xml:id="storage">
 480     <title>Storage</title>
 481
 482     <para>This section covers changes and additions to file systems
 483       and other storage subsystems, both local and networked.</para>
 484
 485     <sect2 xml:id="storage-general">
 486       <title>General Storage</title>
 487
 488       <para>&nbsp;</para>
 489     </sect2>
 490
 491     <sect2 xml:id="storage-net">
 492       <title>Networked Storage</title>
 493
 494       <para>&nbsp;</para>
 495     </sect2>
 496
 497     <sect2 xml:id="storage-zfs">
 498       <title>ZFS</title>
 499
 500       <para>&nbsp;</para>
 501     </sect2>
 502
 503     <sect2 xml:id="storage-geom">
 504       <title><literal>geom(4)</literal></title>
 505
 506       <para>&nbsp;</para>
 507     </sect2>
 508   </sect1>
 509
 510   <sect1 xml:id="boot">
 511     <title>Boot Loader Changes</title>
 512
 513     <para>This section covers the boot loader, boot menu, and other
 514       boot-related changes.</para>
 515
 516     <sect2 xml:id="boot-loader">
 517       <title>Boot Loader Changes</title>
 518
 519       <para revision="329114">The length of <acronym>GELI</acronym>
 520         passphrases entered when booting a system with encrypted disks
 521         is now hidden by default.  See the configuration options in
 522         &man.geli.8; to restore the previous behavior.</para>
 523     </sect2>
 524
 525     <sect2 xml:id="boot-menu">
 526       <title>Boot Menu Changes</title>
 527
 528       <para>&nbsp;</para>
 529     </sect2>
 530   </sect1>
 531
 532   <sect1 xml:id="network">
 533     <title>Networking</title>
 534
 535     <para>This section describes changes that affect networking in
 536       &os;.</para>
 537
 538     <sect2 xml:id="network-general">
 539       <title>General Network Changes</title>
 540
 541       <para>&nbsp;</para>
 542     </sect2>
 543
 544     <sect2 xml:id="network-protocols">
 545       <title>Network Protocols</title>
 546
 547       <para>&nbsp;</para>
 548     </sect2>
 549   </sect1>
 550
 551   <sect1 xml:id="ports">
 552     <title>Ports Collection and Package Infrastructure</title>
 553
 554     <para>This section covers changes to the &os;&nbsp;Ports
 555       Collection, package infrastructure, and package maintenance and
 556       installation tools.</para>
 557
 558     <sect2 xml:id="ports-infrastructure">
 559       <title>Infrastructure Changes</title>
 560
 561       <para>&nbsp;</para>
 562     </sect2>
 563
 564     <sect2 xml:id="ports-packages ">
 565       <title>Packaging Changes</title>
 566
 567       <para>&nbsp;</para>
 568     </sect2>
 569   </sect1>
 570
 571   <sect1 xml:id="doc">
 572     <title>Documentation</title>
 573
 574     <para>This section covers changes to the &os;&nbsp;Documentation
 575       Project sources and toolchain.</para>
 576
 577     <sect2 xml:id="doc-sources">
 578       <title>Documentation Source Changes</title>
 579
 580       <para>&nbsp;</para>
 581     </sect2>
 582
 583     <sect2 xml:id="doc-toolchain">
 584       <title>Documentation Toolchain Changes</title>
 585
 586       <para>&nbsp;</para>
 587     </sect2>
 588   </sect1>
 589
 590   <sect1 xml:id="releng">
 591     <title>Release Engineering and Integration</title>
 592
 593     <para>This section convers changes that are specific to the
 594       &os;&nbsp;Release Engineering processes.</para>
 595
 596     <sect2 xml:id="releng-changes">
 597       <title>Integration Changes</title>
 598
 599       <para revision="326892">Amazon&reg; EC2&trade; instances now
 600         keep their clocks synchronized using the Amazon Time Sync
 601         Service, the <acronym>NTP</acronym> service internal to the
 602         EC2&trade; infrastructure.</para>
 603     </sect2>
 604   </sect1>
 605 </article>