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

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   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     <!-- First rev: 285831 -->
  26     <!-- Last rev: 284813 -->
  27
  28     <copyright>
  29       <year>2015</year>
  30       <holder role="mailto:doc@FreeBSD.org">The &os; Documentation
  31         Project</holder>
  32     </copyright>
  33
  34     <legalnotice xml:id="trademarks" role="trademarks">
  35       &tm-attrib.freebsd;
  36       &tm-attrib.ibm;
  37       &tm-attrib.ieee;
  38       &tm-attrib.intel;
  39       &tm-attrib.sparc;
  40       &tm-attrib.general;
  41     </legalnotice>
  42
  43     <abstract>
  44       <para>The release notes for &os; &release.current; contain
  45         a summary of the changes made to the &os; base system on the
  46         &release.branch; development line.  This document lists
  47         applicable security advisories that were issued since the last
  48         release, as well as significant changes to the &os; kernel and
  49         userland.  Some brief remarks on upgrading are also
  50         presented.</para>
  51     </abstract>
  52   </info>
  53
  54   <sect1 xml:id="intro">
  55     <title>Introduction</title>
  56
  57     <para>This document contains the release notes for &os;
  58       &release.current;.  It describes recently added, changed, or
  59       deleted features of &os;.  It also provides some notes on
  60       upgrading from previous versions of &os;.</para>
  61
  62     <para releasetype="current">The &release.type; distribution to
  63       which these release notes apply represents the latest point
  64       along the &release.branch; development branch since
  65       &release.branch; was created.  Information regarding pre-built,
  66       binary &release.type; distributions along this branch can be
  67       found at <uri
  68         xlink:href="&release.url;">&release.url;</uri>.</para>
  69
  70     <para releasetype="snapshot">The &release.type; distribution to
  71       which these release notes apply represents a point along the
  72       &release.branch; development branch between &release.prev; and
  73       the future &release.next;.  Information regarding pre-built,
  74       binary &release.type; distributions along this branch can be
  75       found at <uri
  76         xlink:href="&release.url;">&release.url;</uri>.</para>
  77
  78     <para releasetype="release">This distribution of &os;
  79       &release.current; is a &release.type; distribution.  It can be
  80       found at <uri xlink:href="&release.url;">&release.url;</uri> or
  81       any of its mirrors.  More information on obtaining this (or
  82       other) &release.type; distributions of &os; can be found in the
  83       <link
  84         xlink:href="&url.books.handbook;/mirrors.html"><quote>Obtaining
  85           &os;</quote> appendix</link> to the <link
  86         xlink:href="&url.books.handbook;/">&os;
  87         Handbook</link>.</para>
  88
  89     <para>All users are encouraged to consult the release errata
  90       before installing &os;.  The errata document is updated with
  91       <quote>late-breaking</quote> information discovered late in the
  92       release cycle or after the release.  Typically, it contains
  93       information on known bugs, security advisories, and corrections
  94       to documentation.  An up-to-date copy of the errata for &os;
  95       &release.current; can be found on the &os; Web site.</para>
  96
  97     <para>This document describes the most user-visible new or changed
  98       features in &os; since &release.prev;.</para>
  99
 100     <para>Typical release note items document recent security
 101       advisories issued after &release.prev;, new drivers or hardware
 102       support, new commands or options, major bug fixes, or
 103       contributed software upgrades.  They may also list changes to
 104       major ports/packages or release engineering practices.  Clearly
 105       the release notes cannot list every single change made to &os;
 106       between releases; this document focuses primarily on security
 107       advisories, user-visible changes, and major architectural
 108       improvements.</para>
 109   </sect1>
 110
 111   <sect1 xml:id="upgrade">
 112     <title>Upgrading from Previous Releases of &os;</title>
 113
 114     <para arch="amd64,i386">Binary upgrades between RELEASE versions
 115       (and snapshots of the various security branches) are supported
 116       using the &man.freebsd-update.8; utility.  The binary upgrade
 117       procedure will update unmodified userland utilities, as well as
 118       unmodified <filename>GENERIC</filename> kernel distributed as
 119       a part of an official &os; release.  The &man.freebsd-update.8;
 120       utility requires that the host being upgraded have Internet
 121       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
 130         backing up <emphasis>all</emphasis> data and configuration
 131         files.</para>
 132     </important>
 133   </sect1>
 134
 135   <sect1 xml:id="security-errata">
 136     <title>Security and Errata</title>
 137
 138     <para>This section lists the various Security Advisories and
 139       Errata Notices since &release.prev;.</para>
 140
 141     <sect2 xml:id="security">
 142       <title>Security Advisories</title>
 143
 144       &security;
 145     </sect2>
 146
 147     <sect2 xml:id="errata">
 148       <title>Errata Notices</title>
 149
 150       &errata;
 151     </sect2>
 152   </sect1>
 153
 154   <sect1 xml:id="userland">
 155     <title>Userland</title>
 156
 157     <para>This section covers changes and additions to userland
 158       applications, contributed software, and system utilities.</para>
 159
 160     <sect2 xml:id="userland-config">
 161       <title>Userland Configuration Changes</title>
 162
 163       <para>&nbsp;</para>
 164     </sect2>
 165
 166     <sect2 xml:id="userland-programs">
 167       <title>Userland Application Changes</title>
 168
 169       <para revision="286064">The &man.jail.8; utility has been
 170         updated to include a new flag, <literal>-l</literal>, which
 171         ensures a clean environment in the target jail when used.
 172         Additionally, &man.jail.8; will run a shell within the target
 173         jail when run no commands are specified.</para>
 174
 175       <para revision="287122">The &man.mkimg.1; utility has been
 176         updated to include support for <literal>NTFS</literal>
 177         filesystems in both <acronym>MBR</acronym> and
 178         <acronym>GPT</acronym> partitioning schemes.</para>
 179
 180       <para revision="288202" contrib="sponsor" sponsor="&ff;">The
 181         &man.ar.1; utility now enables deterministic mode
 182         (<literal>-D</literal>) by default.  This behavior can be
 183         disabled by specifying the <literal>-U</literal> flag.</para>
 184     </sect2>
 185
 186     <sect2 xml:id="userland-contrib">
 187       <title>Contributed Software</title>
 188
 189       <para revision="286082">The &man.libarchive.3; library has been
 190         updated to properly skip a sparse file entry in a &man.tar.1;
 191         file, which would previously produce errors.</para>
 192     </sect2>
 193
 194     <sect2 xml:id="userland-installer">
 195       <title>Installation and Configuration Tools</title>
 196
 197       <para>&nbsp;</para>
 198     </sect2>
 199
 200     <sect2 xml:id="userland-rc">
 201       <title><filename class="directory">/etc/rc.d</filename>
 202         Scripts</title>
 203
 204       <para>&nbsp;</para>
 205     </sect2>
 206
 207     <sect2 xml:id="userland-periodic">
 208       <title><filename class="directory">/etc/periodic</filename>
 209         Scripts</title>
 210
 211       <para>&nbsp;</para>
 212     </sect2>
 213
 214     <sect2 xml:id="userland-libraries">
 215       <title>Runtime Libraries and API</title>
 216
 217       <para>&nbsp;</para>
 218     </sect2>
 219
 220     <sect2 xml:id="userland-abi">
 221       <title>ABI Compatibility</title>
 222
 223       <para>&nbsp;</para>
 224     </sect2>
 225   </sect1>
 226
 227   <sect1 xml:id="kernel">
 228     <title>Kernel</title>
 229
 230     <para>This section covers changes to kernel configurations, system
 231       tuning, and system control parameters that are not otherwise
 232       categorized.</para>
 233
 234     <sect2 xml:id="kernel-bugfix">
 235       <title>Kernel Bug Fixes</title>
 236
 237       <para>&nbsp;</para>
 238     </sect2>
 239
 240     <sect2 xml:id="kernel-config">
 241       <title>Kernel Configuration</title>
 242
 243       <para>&nbsp;</para>
 244     </sect2>
 245
 246     <sect2 xml:id="kernel-sysctl">
 247       <title>System Tuning and Controls</title>
 248
 249       <para revision="287037">The &man.uart.4; driver has been
 250         updated to allow tuning packets per second captured during
 251         runtime.</para>
 252     </sect2>
 253   </sect1>
 254
 255   <sect1 xml:id="drivers">
 256     <title>Devices and Drivers</title>
 257
 258     <para>This section covers changes and additions to devices and
 259       device drivers since &release.prev;.</para>
 260
 261     <sect2 xml:id="drivers-device">
 262       <title>Device Drivers</title>
 263
 264       <para>&nbsp;</para>
 265     </sect2>
 266
 267     <sect2 xml:id="drivers-storage">
 268       <title>Storage Drivers</title>
 269
 270       <para>&nbsp;</para>
 271     </sect2>
 272
 273     <sect2 xml:id="drivers-network">
 274       <title>Network Drivers</title>
 275
 276       <para>&nbsp;</para>
 277     </sect2>
 278   </sect1>
 279
 280   <sect1 xml:id="hardware">
 281     <title>Hardware Support</title>
 282
 283     <para>This section covers general hardware support for physical
 284       machines, hypervisors, and virtualization environments, as well
 285       as hardware changes and updates that do not otherwise fit in
 286       other sections of this document.</para>
 287
 288     <sect2 xml:id="hardware-support">
 289       <title>Hardware Support</title>
 290
 291       <para>&nbsp;</para>
 292     </sect2>
 293
 294     <sect2 xml:id="hardware-virtualization">
 295       <title>Virtualization Support</title>
 296
 297       <para revision="287802">The &man.xen.4; driver has been updated
 298         to include support for <literal>blkif</literal> indirect
 299         segment I/O.</para>
 300     </sect2>
 301
 302     <sect2 xml:id="hardware-arm">
 303       <title>ARM Support</title>
 304
 305       <para>&nbsp;</para>
 306     </sect2>
 307   </sect1>
 308
 309   <sect1 xml:id="storage">
 310     <title>Storage</title>
 311
 312     <para>This section covers changes and additions to file systems
 313       and other storage subsystems, both local and networked.</para>
 314
 315     <sect2 xml:id="storage-general">
 316       <title>General Storage</title>
 317
 318       <para>&nbsp;</para>
 319     </sect2>
 320
 321     <sect2 xml:id="storage-net">
 322       <title>Networked Storage</title>
 323
 324       <para>&nbsp;</para>
 325     </sect2>
 326
 327     <sect2 xml:id="storage-zfs">
 328       <title>ZFS</title>
 329
 330       <para>&nbsp;</para>
 331     </sect2>
 332
 333     <sect2 xml:id="storage-geom">
 334       <title>&man.geom.4;</title>
 335
 336       <para>&nbsp;</para>
 337     </sect2>
 338   </sect1>
 339
 340   <sect1 xml:id="boot">
 341     <title>Boot Loader Changes</title>
 342
 343     <para>This section covers the boot loader, boot menu, and other
 344       boot-related changes.</para>
 345
 346     <sect2 xml:id="boot-loader">
 347       <title>Boot Loader Changes</title>
 348
 349       <para>&nbsp;</para>
 350     </sect2>
 351
 352     <sect2 xml:id="boot-menu">
 353       <title>Boot Menu Changes</title>
 354
 355       <para>&nbsp;</para>
 356     </sect2>
 357   </sect1>
 358
 359   <sect1 xml:id="network">
 360     <title>Networking</title>
 361
 362     <para>This section describes changes that affect networking in
 363       &os;.</para>
 364
 365     <sect2 xml:id="network-protocols">
 366       <title>Network Protocols</title>
 367
 368       <para>&nbsp;</para>
 369     </sect2>
 370   </sect1>
 371
 372   <sect1 xml:id="ports">
 373     <title>Ports Collection and Package Infrastructure</title>
 374
 375     <para>This section covers changes to the &os;&nbsp;Ports
 376       Collection, package infrastructure, and package maintenance and
 377       installation tools.</para>
 378
 379     <sect2 xml:id="ports-infrastructure">
 380       <title>Infrastructure Changes</title>
 381
 382       <para>&nbsp;</para>
 383     </sect2>
 384
 385     <sect2 xml:id="ports-packages ">
 386       <title>Packaging Changes</title>
 387
 388       <para>&nbsp;</para>
 389     </sect2>
 390   </sect1>
 391
 392   <sect1 xml:id="doc">
 393     <title>Documentation</title>
 394
 395     <para>This section covers changes to the &os;&nbsp;Documentation
 396       Project sources and toolchain.</para>
 397
 398     <sect2 xml:id="doc-sources">
 399       <title>Documentation Source Changes</title>
 400
 401       <para>&nbsp;</para>
 402     </sect2>
 403
 404     <sect2 xml:id="doc-toolchain">
 405       <title>Documentation Toolchain Changes</title>
 406
 407       <para>&nbsp;</para>
 408     </sect2>
 409   </sect1>
 410
 411   <sect1 xml:id="releng">
 412     <title>Release Engineering and Integration</title>
 413
 414     <para>This section convers changes that are specific to the
 415       &os;&nbsp;Release Engineering processes.</para>
 416
 417     <sect2 xml:id="releng-changes">
 418       <title>Integration Changes</title>
 419
 420       <para>&nbsp;</para>
 421     </sect2>
 422   </sect1>
 423 </article>