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

   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="324270">The &man.ps.1; utility has been updated
 174         to reflect realtime and idle priorities in state flags.</para>
 175
 176       <para revision="324271">The &man.ps.1; utility has been updated
 177         to display if a process is running with &man.capsicum.4;
 178         capability mode, indicated by <literal>C</literal>.</para>
 179
 180       <para revision="328140">The &man.df.1; utility has been updated
 181         to include the <literal>--si</literal> long option, which is
 182         an alias to <literal>-H</literal>.</para>
 183
 184       <para revision="331471">The &man.ps.1; utility has been updated
 185         to include a <literal>jail</literal>, which when used will
 186         list the name of a &man.jail.8; instead of the numeric
 187         ID.</para>
 188     </sect2>
 189
 190     <sect2 xml:id="userland-contrib">
 191       <title>Contributed Software</title>
 192
 193       <para revision="321303">The &man.libarchive.3; library has been
 194         updated to version 3.3.2.</para>
 195
 196       <para revision="322442"><application>Subversion</application>
 197         has been updated to version 1.9.7.</para>
 198
 199       <para revision="328874">The &man.file.1; utility has been
 200         updated to version 5.32.</para>
 201
 202       <para revision="323136"><application>OpenSSH</application> has
 203         been updated to version 7.5p1.</para>
 204
 205       <para revision="324581">The &man.mandoc.1; utility has been
 206         updated to version 1.14.3.</para>
 207
 208       <para revision="327234">The &man.tcpdump.1; utility has been
 209         updated to version 4.9.2.</para>
 210
 211       <para revision="330570">The &man.less.1; utility has been
 212         updated to upstream version v530.</para>
 213
 214       <para revision="331246">The <application>bmake</application>
 215         utility has been updated to upstream version 20180222.</para>
 216
 217       <para revision="331638"><application>OpenSSL</application> has
 218         been updated to version 1.0.2o.</para>
 219
 220       <para revision="331662">Timezone data files have been updated to
 221         version 2018d.</para>
 222
 223       <para revision="331838">The <application>clang</application>,
 224         <application>llvm</application>,
 225         <application>lld</application>,
 226         <application>lldb</application>, and
 227         <application>complier-rt</application> utilities as well as
 228         <literal>libc++</literal> have been updated to upstream
 229         version 6.0.0.</para>
 230     </sect2>
 231
 232     <sect2 xml:id="userland-installer">
 233       <title>Installation and Configuration Tools</title>
 234
 235       <para>&nbsp;</para>
 236     </sect2>
 237
 238     <sect2 xml:id="userland-rc">
 239       <title><filename class="directory">/etc/rc.d</filename>
 240         Scripts</title>
 241
 242       <para>&nbsp;</para>
 243     </sect2>
 244
 245     <sect2 xml:id="userland-periodic">
 246       <title><filename class="directory">/etc/periodic</filename>
 247         Scripts</title>
 248
 249       <para>&nbsp;</para>
 250     </sect2>
 251
 252     <sect2 xml:id="userland-libraries">
 253       <title>Runtime Libraries and API</title>
 254
 255       <para>&nbsp;</para>
 256     </sect2>
 257
 258     <sect2 xml:id="userland-abi">
 259       <title>ABI Compatibility</title>
 260
 261       <para>&nbsp;</para>
 262     </sect2>
 263
 264     <sect2 xml:id="userland-debug">
 265       <title>Userland Debugging</title>
 266
 267       <para>&nbsp;</para>
 268     </sect2>
 269   </sect1>
 270
 271   <sect1 xml:id="kernel">
 272     <title>Kernel</title>
 273
 274     <para>This section covers changes to kernel configurations, system
 275       tuning, and system control parameters that are not otherwise
 276       categorized.</para>
 277
 278     <sect2 xml:id="kernel-general">
 279       <title>General Kernel Changes</title>
 280
 281       <para>&nbsp;</para>
 282     </sect2>
 283
 284     <sect2 xml:id="kernel-bugfix">
 285       <title>Kernel Bug Fixes</title>
 286
 287       <para>&nbsp;</para>
 288     </sect2>
 289
 290     <sect2 xml:id="kernel-config">
 291       <title>Kernel Configuration</title>
 292
 293       <para>&nbsp;</para>
 294     </sect2>
 295
 296     <sect2 xml:id="kernel-modules">
 297       <title>Kernel Modules</title>
 298
 299       <para>&nbsp;</para>
 300     </sect2>
 301
 302     <sect2 xml:id="kernel-sysctl">
 303       <title>System Tuning and Controls</title>
 304
 305       <para>&nbsp;</para>
 306     </sect2>
 307   </sect1>
 308
 309   <sect1 xml:id="drivers">
 310     <title>Devices and Drivers</title>
 311
 312     <para>This section covers changes and additions to devices and
 313       device drivers since &release.prev;.</para>
 314
 315     <sect2 xml:id="drivers-device">
 316       <title>Device Drivers</title>
 317
 318       <para>&nbsp;</para>
 319     </sect2>
 320
 321     <sect2 xml:id="drivers-storage">
 322       <title>Storage Drivers</title>
 323
 324       <para>&nbsp;</para>
 325     </sect2>
 326
 327     <sect2 xml:id="drivers-network">
 328       <title>Network Drivers</title>
 329
 330       <para>&nbsp;</para>
 331     </sect2>
 332   </sect1>
 333
 334   <sect1 xml:id="hardware">
 335     <title>Hardware Support</title>
 336
 337     <para>This section covers general hardware support for physical
 338       machines, hypervisors, and virtualization environments, as well
 339       as hardware changes and updates that do not otherwise fit in
 340       other sections of this document.</para>
 341
 342     <sect2 xml:id="hardware-support">
 343       <title>Hardware Support</title>
 344
 345       <para revision="331500">Support for the TAIO
 346         <acronym>USB</acronym> multi-protocol adapter
 347         (<acronym>TUMPA</acronym>) has been added.</para>
 348     </sect2>
 349
 350     <sect2 xml:id="hardware-virtualization">
 351       <title>Virtualization Support</title>
 352
 353       <para>&nbsp;</para>
 354     </sect2>
 355
 356     <sect2 xml:id="hardware-arm">
 357       <title>ARM Support</title>
 358
 359       <para>&nbsp;</para>
 360     </sect2>
 361   </sect1>
 362
 363   <sect1 xml:id="storage">
 364     <title>Storage</title>
 365
 366     <para>This section covers changes and additions to file systems
 367       and other storage subsystems, both local and networked.</para>
 368
 369     <sect2 xml:id="storage-general">
 370       <title>General Storage</title>
 371
 372       <para>&nbsp;</para>
 373     </sect2>
 374
 375     <sect2 xml:id="storage-net">
 376       <title>Networked Storage</title>
 377
 378       <para>&nbsp;</para>
 379     </sect2>
 380
 381     <sect2 xml:id="storage-zfs">
 382       <title>ZFS</title>
 383
 384       <para>&nbsp;</para>
 385     </sect2>
 386
 387     <sect2 xml:id="storage-geom">
 388       <title><literal>geom(4)</literal></title>
 389
 390       <para>&nbsp;</para>
 391     </sect2>
 392   </sect1>
 393
 394   <sect1 xml:id="boot">
 395     <title>Boot Loader Changes</title>
 396
 397     <para>This section covers the boot loader, boot menu, and other
 398       boot-related changes.</para>
 399
 400     <sect2 xml:id="boot-loader">
 401       <title>Boot Loader Changes</title>
 402
 403       <para>&nbsp;</para>
 404     </sect2>
 405
 406     <sect2 xml:id="boot-menu">
 407       <title>Boot Menu Changes</title>
 408
 409       <para>&nbsp;</para>
 410     </sect2>
 411   </sect1>
 412
 413   <sect1 xml:id="network">
 414     <title>Networking</title>
 415
 416     <para>This section describes changes that affect networking in
 417       &os;.</para>
 418
 419     <sect2 xml:id="network-general">
 420       <title>General Network Changes</title>
 421
 422       <para>&nbsp;</para>
 423     </sect2>
 424
 425     <sect2 xml:id="network-protocols">
 426       <title>Network Protocols</title>
 427
 428       <para>&nbsp;</para>
 429     </sect2>
 430   </sect1>
 431
 432   <sect1 xml:id="ports">
 433     <title>Ports Collection and Package Infrastructure</title>
 434
 435     <para>This section covers changes to the &os;&nbsp;Ports
 436       Collection, package infrastructure, and package maintenance and
 437       installation tools.</para>
 438
 439     <sect2 xml:id="ports-infrastructure">
 440       <title>Infrastructure Changes</title>
 441
 442       <para>&nbsp;</para>
 443     </sect2>
 444
 445     <sect2 xml:id="ports-packages ">
 446       <title>Packaging Changes</title>
 447
 448       <para>&nbsp;</para>
 449     </sect2>
 450   </sect1>
 451
 452   <sect1 xml:id="doc">
 453     <title>Documentation</title>
 454
 455     <para>This section covers changes to the &os;&nbsp;Documentation
 456       Project sources and toolchain.</para>
 457
 458     <sect2 xml:id="doc-sources">
 459       <title>Documentation Source Changes</title>
 460
 461       <para>&nbsp;</para>
 462     </sect2>
 463
 464     <sect2 xml:id="doc-toolchain">
 465       <title>Documentation Toolchain Changes</title>
 466
 467       <para>&nbsp;</para>
 468     </sect2>
 469   </sect1>
 470
 471   <sect1 xml:id="releng">
 472     <title>Release Engineering and Integration</title>
 473
 474     <para>This section convers changes that are specific to the
 475       &os;&nbsp;Release Engineering processes.</para>
 476
 477     <sect2 xml:id="releng-changes">
 478       <title>Integration Changes</title>
 479
 480       <para revision="326892">Amazon&reg; EC2&trade; instances now
 481         keep their clocks synchronized using the Amazon Time Sync
 482         Service, the <acronym>NTP</acronym> service internal to the
 483         EC2&trade; infrastructure.</para>
 484     </sect2>
 485   </sect1>
 486 </article>