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="325003" contrib="sponsor"
 211         sponsor="&spectralogic;">The &man.diskinfo.8; utility has been
 212         updated to display disk rotation rate and if
 213         <acronym>TRIM</acronym>/<acronym>UNMAP</acronym> is supported
 214         by the disk.</para>
 215
 216       <para revision="326848">The &man.pw.8; utility has been updated
 217         to correct handling of account expiration periods.</para>
 218
 219       <para revision="328140">The &man.df.1; utility has been updated
 220         to include the <literal>--si</literal> long option, which is
 221         an alias to <literal>-H</literal>.</para>
 222
 223       <para revision="330694" contrib="sponsor"
 224         sponsor="&dellemc;">The &man.pw.8; utility has been updated to
 225         allow the <literal>@</literal> and <literal>!</literal>
 226         characters in the <acronym>GECOS</acronym> field.</para>
 227
 228       <para revision="331471">The &man.ps.1; utility has been updated
 229         to include a <literal>jail</literal>, which when used will
 230         list the name of a &man.jail.8; instead of the numeric
 231         ID.</para>
 232
 233       <para revision="331586" contrib="sponsor"
 234         sponsor="&mellanox;">The &man.mlx5tool.8; utility has been
 235         added, which is used to manage Connect-X&nbsp;4 and
 236         Connect-X&nbsp;5 devices supported by &man.mlx5io.4;.</para>
 237
 238       <para revision="332126" contrib="sponsor"
 239         sponsor="&netflix;">The &man.efibootmgr.8; utility has been
 240         added, which is used to manipulate the <acronym>EFI</acronym>
 241         boot manager.</para>
 242     </sect2>
 243
 244     <sect2 xml:id="userland-contrib">
 245       <title>Contributed Software</title>
 246
 247       <para revision="321303">The &man.libarchive.3; library has been
 248         updated to version 3.3.2.</para>
 249
 250       <para revision="322172">The &man.libxo.3; library has been
 251         updated to version 0.8.4.</para>
 252
 253       <para revision="322442"><application>Subversion</application>
 254         has been updated to version 1.9.7.</para>
 255
 256       <para revision="328874">The &man.file.1; utility has been
 257         updated to version 5.32.</para>
 258
 259       <para revision="323136"><application>OpenSSH</application> has
 260         been updated to version 7.5p1.</para>
 261
 262       <para revision="324581">The &man.mandoc.1; utility has been
 263         updated to version 1.14.3.</para>
 264
 265       <para revision="327234">The &man.tcpdump.1; utility has been
 266         updated to version 4.9.2.</para>
 267
 268       <para revision="330106">The <acronym>NTP</acronym> utilities
 269         have been updated to version 4.2.8p11.</para>
 270
 271       <para revision="330570">The &man.less.1; utility has been
 272         updated to upstream version v530.</para>
 273
 274       <para revision="331246">The <application>bmake</application>
 275         utility has been updated to upstream version 20180222.</para>
 276
 277       <para revision="331638"><application>OpenSSL</application> has
 278         been updated to version 1.0.2o.</para>
 279
 280       <para revision="331662">Timezone data files have been updated to
 281         version 2018d.</para>
 282
 283       <para revision="331838">The <application>clang</application>,
 284         <application>llvm</application>,
 285         <application>lld</application>,
 286         <application>lldb</application>, and
 287         <application>complier-rt</application> utilities as well as
 288         <literal>libc++</literal> have been updated to upstream
 289         version 6.0.0.</para>
 290     </sect2>
 291
 292     <sect2 xml:id="userland-installer">
 293       <title>Installation and Configuration Tools</title>
 294
 295       <para>&nbsp;</para>
 296     </sect2>
 297
 298     <sect2 xml:id="userland-rc">
 299       <title><filename class="directory">/etc/rc.d</filename>
 300         Scripts</title>
 301
 302       <para>&nbsp;</para>
 303     </sect2>
 304
 305     <sect2 xml:id="userland-periodic">
 306       <title><filename class="directory">/etc/periodic</filename>
 307         Scripts</title>
 308
 309       <para>&nbsp;</para>
 310     </sect2>
 311
 312     <sect2 xml:id="userland-libraries">
 313       <title>Runtime Libraries and API</title>
 314
 315       <para>&nbsp;</para>
 316     </sect2>
 317
 318     <sect2 xml:id="userland-abi">
 319       <title>ABI Compatibility</title>
 320
 321       <para>&nbsp;</para>
 322     </sect2>
 323
 324     <sect2 xml:id="userland-debug">
 325       <title>Userland Debugging</title>
 326
 327       <para>&nbsp;</para>
 328     </sect2>
 329   </sect1>
 330
 331   <sect1 xml:id="kernel">
 332     <title>Kernel</title>
 333
 334     <para>This section covers changes to kernel configurations, system
 335       tuning, and system control parameters that are not otherwise
 336       categorized.</para>
 337
 338     <sect2 xml:id="kernel-general">
 339       <title>General Kernel Changes</title>
 340
 341       <para>&nbsp;</para>
 342     </sect2>
 343
 344     <sect2 xml:id="kernel-bugfix">
 345       <title>Kernel Bug Fixes</title>
 346
 347       <para>&nbsp;</para>
 348     </sect2>
 349
 350     <sect2 xml:id="kernel-config">
 351       <title>Kernel Configuration</title>
 352
 353       <para>&nbsp;</para>
 354     </sect2>
 355
 356     <sect2 xml:id="kernel-modules">
 357       <title>Kernel Modules</title>
 358
 359       <para>&nbsp;</para>
 360     </sect2>
 361
 362     <sect2 xml:id="kernel-sysctl">
 363       <title>System Tuning and Controls</title>
 364
 365       <para>&nbsp;</para>
 366     </sect2>
 367   </sect1>
 368
 369   <sect1 xml:id="drivers">
 370     <title>Devices and Drivers</title>
 371
 372     <para>This section covers changes and additions to devices and
 373       device drivers since &release.prev;.</para>
 374
 375     <sect2 xml:id="drivers-device">
 376       <title>Device Drivers</title>
 377
 378       <para revision="331586" contrib="sponsor"
 379         sponsor="&mellanox;">The &man.mlx5io.4; driver has been added,
 380         providing an interface to manage supported Connect-X&nbsp;4
 381         and Connect-X&nbsp;5 network adapters.</para>
 382     </sect2>
 383
 384     <sect2 xml:id="drivers-storage">
 385       <title>Storage Drivers</title>
 386
 387       <para>&nbsp;</para>
 388     </sect2>
 389
 390     <sect2 xml:id="drivers-network">
 391       <title>Network Drivers</title>
 392
 393       <para>&nbsp;</para>
 394     </sect2>
 395   </sect1>
 396
 397   <sect1 xml:id="hardware">
 398     <title>Hardware Support</title>
 399
 400     <para>This section covers general hardware support for physical
 401       machines, hypervisors, and virtualization environments, as well
 402       as hardware changes and updates that do not otherwise fit in
 403       other sections of this document.</para>
 404
 405     <sect2 xml:id="hardware-support">
 406       <title>Hardware Support</title>
 407
 408       <para revision="331500">Support for the TAIO
 409         <acronym>USB</acronym> multi-protocol adapter
 410         (<acronym>TUMPA</acronym>) has been added.</para>
 411     </sect2>
 412
 413     <sect2 xml:id="hardware-virtualization">
 414       <title>Virtualization Support</title>
 415
 416       <para>&nbsp;</para>
 417     </sect2>
 418
 419     <sect2 xml:id="hardware-arm">
 420       <title>ARM Support</title>
 421
 422       <para>&nbsp;</para>
 423     </sect2>
 424   </sect1>
 425
 426   <sect1 xml:id="storage">
 427     <title>Storage</title>
 428
 429     <para>This section covers changes and additions to file systems
 430       and other storage subsystems, both local and networked.</para>
 431
 432     <sect2 xml:id="storage-general">
 433       <title>General Storage</title>
 434
 435       <para>&nbsp;</para>
 436     </sect2>
 437
 438     <sect2 xml:id="storage-net">
 439       <title>Networked Storage</title>
 440
 441       <para>&nbsp;</para>
 442     </sect2>
 443
 444     <sect2 xml:id="storage-zfs">
 445       <title>ZFS</title>
 446
 447       <para>&nbsp;</para>
 448     </sect2>
 449
 450     <sect2 xml:id="storage-geom">
 451       <title><literal>geom(4)</literal></title>
 452
 453       <para>&nbsp;</para>
 454     </sect2>
 455   </sect1>
 456
 457   <sect1 xml:id="boot">
 458     <title>Boot Loader Changes</title>
 459
 460     <para>This section covers the boot loader, boot menu, and other
 461       boot-related changes.</para>
 462
 463     <sect2 xml:id="boot-loader">
 464       <title>Boot Loader Changes</title>
 465
 466       <para revision="329114">The length of <acronym>GELI</acronym>
 467         passphrases entered when booting a system with encrypted disks
 468         is now hidden by default.  See the configuration options in
 469         &man.geli.8; to restore the previous behavior.</para>
 470     </sect2>
 471
 472     <sect2 xml:id="boot-menu">
 473       <title>Boot Menu Changes</title>
 474
 475       <para>&nbsp;</para>
 476     </sect2>
 477   </sect1>
 478
 479   <sect1 xml:id="network">
 480     <title>Networking</title>
 481
 482     <para>This section describes changes that affect networking in
 483       &os;.</para>
 484
 485     <sect2 xml:id="network-general">
 486       <title>General Network Changes</title>
 487
 488       <para>&nbsp;</para>
 489     </sect2>
 490
 491     <sect2 xml:id="network-protocols">
 492       <title>Network Protocols</title>
 493
 494       <para>&nbsp;</para>
 495     </sect2>
 496   </sect1>
 497
 498   <sect1 xml:id="ports">
 499     <title>Ports Collection and Package Infrastructure</title>
 500
 501     <para>This section covers changes to the &os;&nbsp;Ports
 502       Collection, package infrastructure, and package maintenance and
 503       installation tools.</para>
 504
 505     <sect2 xml:id="ports-infrastructure">
 506       <title>Infrastructure Changes</title>
 507
 508       <para>&nbsp;</para>
 509     </sect2>
 510
 511     <sect2 xml:id="ports-packages ">
 512       <title>Packaging Changes</title>
 513
 514       <para>&nbsp;</para>
 515     </sect2>
 516   </sect1>
 517
 518   <sect1 xml:id="doc">
 519     <title>Documentation</title>
 520
 521     <para>This section covers changes to the &os;&nbsp;Documentation
 522       Project sources and toolchain.</para>
 523
 524     <sect2 xml:id="doc-sources">
 525       <title>Documentation Source Changes</title>
 526
 527       <para>&nbsp;</para>
 528     </sect2>
 529
 530     <sect2 xml:id="doc-toolchain">
 531       <title>Documentation Toolchain Changes</title>
 532
 533       <para>&nbsp;</para>
 534     </sect2>
 535   </sect1>
 536
 537   <sect1 xml:id="releng">
 538     <title>Release Engineering and Integration</title>
 539
 540     <para>This section convers changes that are specific to the
 541       &os;&nbsp;Release Engineering processes.</para>
 542
 543     <sect2 xml:id="releng-changes">
 544       <title>Integration Changes</title>
 545
 546       <para revision="326892">Amazon&reg; EC2&trade; instances now
 547         keep their clocks synchronized using the Amazon Time Sync
 548         Service, the <acronym>NTP</acronym> service internal to the
 549         EC2&trade; infrastructure.</para>
 550     </sect2>
 551   </sect1>
 552 </article>