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