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"
  15   xml:id="top"
  16   version="5.0">
  17
  18   <info>
  19     <title>&os; &release.current; Release Notes</title>
  20
  21     <author>
  22       <orgname>The &os; Project</orgname>
  23     </author>
  24
  25     <pubdate>$FreeBSD$</pubdate>
  26
  27     <!-- Last rev: 288943 -->
  28
  29     <copyright>
  30       <year>2019</year>
  31       <holder role="mailto:doc@FreeBSD.org">The &os; Documentation
  32         Project</holder>
  33     </copyright>
  34
  35     <legalnotice xml:id="trademarks" role="trademarks">
  36       &tm-attrib.freebsd;
  37       &tm-attrib.ibm;
  38       &tm-attrib.ieee;
  39       &tm-attrib.intel;
  40       &tm-attrib.sparc;
  41       &tm-attrib.general;
  42     </legalnotice>
  43
  44     <abstract>
  45       <para>The release notes for &os; &release.current; contain
  46         a summary of the changes made to the &os; base system on the
  47         &release.branch; development line.  This document lists
  48         applicable security advisories that were issued since the last
  49         release, as well as significant changes to the &os; kernel and
  50         userland.  Some brief remarks on upgrading are also
  51         presented.</para>
  52     </abstract>
  53   </info>
  54
  55   <sect1 xml:id="intro">
  56     <title>Introduction</title>
  57
  58     <para>This document contains the release notes for &os;
  59       &release.current;.  It describes recently added, changed, or
  60       deleted features of &os;.  It also provides some notes on
  61       upgrading from previous versions of &os;.</para>
  62
  63     <para releasetype="current">The &release.type; distribution to
  64       which these release notes apply represents the latest point
  65       along the &release.branch; development branch since
  66       &release.branch; was created.  Information regarding pre-built,
  67       binary &release.type; distributions along this branch can be
  68       found at <uri
  69         xlink:href="&release.url;">&release.url;</uri>.</para>
  70
  71     <para releasetype="snapshot">The &release.type; distribution to
  72       which these release notes apply represents a point along the
  73       &release.branch; development branch between &release.prev; and
  74       the future &release.next;.  Information regarding pre-built,
  75       binary &release.type; distributions along this branch can be
  76       found at <uri
  77         xlink:href="&release.url;">&release.url;</uri>.</para>
  78
  79     <para releasetype="release">This distribution of &os;
  80       &release.current; is a &release.type; distribution.  It can be
  81       found at <uri xlink:href="&release.url;">&release.url;</uri> or
  82       any of its mirrors.  More information on obtaining this (or
  83       other) &release.type; distributions of &os; can be found in the
  84       <link
  85         xlink:href="&url.books.handbook;/mirrors.html"><quote>Obtaining
  86           &os;</quote> appendix</link> to the <link
  87         xlink:href="&url.books.handbook;/">&os;
  88         Handbook</link>.</para>
  89
  90     <para>All users are encouraged to consult the release errata
  91       before installing &os;.  The errata document is updated with
  92       <quote>late-breaking</quote> information discovered late in the
  93       release cycle or after the release.  Typically, it contains
  94       information on known bugs, security advisories, and corrections
  95       to documentation.  An up-to-date copy of the errata for &os;
  96       &release.current; can be found on the &os; Web site.</para>
  97
  98     <para>This document describes the most user-visible new or changed
  99       features in &os; since &release.prev;.  In general, changes
 100       described here are unique to the &release.branch; branch unless
 101       specifically marked as &merged; features.</para>
 102
 103     <para>Typical release note items document recent security
 104       advisories issued after &release.prev;, new drivers or hardware
 105       support, new commands or options, major bug fixes, or
 106       contributed software upgrades.  They may also list changes to
 107       major ports/packages or release engineering practices.  Clearly
 108       the release notes cannot list every single change made to &os;
 109       between releases; this document focuses primarily on security
 110       advisories, user-visible changes, and major architectural
 111       improvements.</para>
 112   </sect1>
 113
 114   <sect1 xml:id="upgrade">
 115     <title>Upgrading from Previous Releases of &os;</title>
 116
 117     <para arch="amd64,i386">Binary upgrades between RELEASE versions
 118       (and snapshots of the various security branches) are supported
 119       using the &man.freebsd-update.8; utility.  The binary upgrade
 120       procedure will update unmodified userland utilities, as well as
 121       unmodified GENERIC kernels distributed as a part of an official
 122       &os; release.  The &man.freebsd-update.8; utility requires that
 123       the host being upgraded have Internet connectivity.</para>
 124
 125     <para>Source-based upgrades (those based on recompiling the &os;
 126       base system from source code) from previous versions are
 127       supported, according to the instructions in
 128       <filename>/usr/src/UPDATING</filename>.</para>
 129
 130     <important>
 131       <para>Upgrading &os; should only be attempted after backing up
 132         <emphasis>all</emphasis> data and configuration files.</para>
 133     </important>
 134   </sect1>
 135
 136   <sect1 xml:id="security-errata">
 137     <title>Security and Errata</title>
 138
 139     <para>This section lists the various Security Advisories and
 140       Errata Notices since &release.prev;.</para>
 141
 142     <sect2 xml:id="security">
 143       <title>Security Advisories</title>
 144
 145       &security;
 146     </sect2>
 147
 148     <sect2 xml:id="errata">
 149       <title>Errata Notices</title>
 150
 151       &errata;
 152     </sect2>
 153   </sect1>
 154
 155   <sect1 xml:id="userland">
 156     <title>Userland</title>
 157
 158     <para>This section covers changes and additions to userland
 159       applications, contributed software, and system utilities.</para>
 160
 161     <sect2 xml:id="userland-config">
 162       <title>Userland Configuration Changes</title>
 163
 164       <para revision="342103">The system &man.crontab.5;,
 165         <filename>/etc/crontab</filename>, has been updated to set
 166         <varname>PATH</varname> for consistency with the &man.cron.8;
 167         daemon.</para>
 168
 169       <para revision="343469">The default &man.devd.conf.5; has been
 170         updated to prevent duplicated &man.hostapd.8; and
 171         &man.wpa.supplicant.8; startup via &man.devd.8;.</para>
 172     </sect2>
 173
 174     <sect2 xml:id="userland-programs">
 175       <title>Userland Application Changes</title>
 176
 177       <para>&nbsp;</para>
 178     </sect2>
 179
 180     <sect2 xml:id="userland-contrib">
 181       <title>Contributed Software</title>
 182
 183       <para revision="334607">The &man.xz.1; utility has been updated
 184         to version 5.2.4.</para>
 185
 186       <para revision="337817">The <application>WPA</application>
 187         utilities have been updated to version 2.6.</para>
 188
 189       <para revision="337827">The &man.file.1; utility has been
 190         updated to version 5.34.</para>
 191
 192       <para revision="338414" contrib="sponsor" sponsor="&ff;">The
 193         <application>ELF Tool Chain</application> has been updated to
 194         version r3614.</para>
 195
 196       <para revision="338795">The &man.libarchive.3; library has been
 197         updated to version 3.3.3, with additional fixes from
 198         upstream.</para>
 199
 200       <para revision="339100" contrib="sponsor" sponsor="&ff;">The
 201         <application>lld</application> utility has been updated to add
 202         <literal>-z interpose</literal>, marking the object file as
 203         an interposer.</para>
 204
 205       <para revision="343079">The &man.file.1; utility has been
 206         updated to fix incorrect date reporting for &man.dump.8;
 207         files.</para>
 208
 209       <para revision="344213">The <application>clang</application>,
 210         <application>llvm</application>,
 211         <application>lld</application>,
 212         <application>lldb</application>, and
 213         <application>compiler-rt</application> utilities as well as
 214         <application>libc++</application> have been updated to
 215         upstream version 7.0.1.</para>
 216
 217       <para revision="344220">The <application>LUA</application>
 218         &man.loader.8; has been merged.</para>
 219
 220       <para revision="344604"><application>OpenSSL</application> has
 221         been updated to version 1.0.2r.</para>
 222
 223       <para revision="344884">The &man.ntpd.8; utilities have been
 224         updated to version 4.2.8p13.</para>
 225
 226       <para revision="345670">Timezone data files have been updated to
 227         version 2019a.</para>
 228     </sect2>
 229
 230     <sect2 xml:id="userland-installer">
 231       <title>Installation and Configuration Tools</title>
 232
 233       <para>&nbsp;</para>
 234     </sect2>
 235
 236     <sect2 xml:id="userland-rc">
 237       <title><filename class="directory">/etc/rc.d</filename>
 238         Scripts</title>
 239
 240       <para revision="340611">Support for auxiliary
 241         <acronym>RAM</acronym> has been added to
 242         <filename>/etc/rc.initdiskless</filename>.</para>
 243
 244       <para revision="340966">The &man.rcorder.8; utility has been
 245         updated to add support for
 246         <filename>/etc/rc.resume</filename>.</para>
 247
 248       <para revision="341792">The <literal>jail_conf</literal>
 249         definition, which defaults to
 250         <filename>/etc/jail.conf</filename>, has been moved from
 251         the &man.jail.8; &man.rc.8; script to
 252         <filename>/etc/defaults/rc.conf</filename>.</para>
 253
 254       <para revision="343046">The <varname>rc_service</varname>
 255         variable has been added to &man.rc.subr.8;, which defaults to
 256         the path of the service being executed in case the service
 257         needs to re-invoke itself.</para>
 258     </sect2>
 259
 260     <sect2 xml:id="userland-periodic">
 261       <title><filename class="directory">/etc/periodic</filename>
 262         Scripts</title>
 263
 264       <para revision="341794">The &man.periodic.8; weekly
 265         <filename>340.noid</filename> script has been updated to
 266         prevent decending into the root directory of jails.</para>
 267     </sect2>
 268
 269     <sect2 xml:id="userland-libraries">
 270       <title>Runtime Libraries and API</title>
 271
 272       <para>&nbsp;</para>
 273     </sect2>
 274
 275     <sect2 xml:id="userland-abi">
 276       <title>ABI Compatibility</title>
 277
 278       <para>&nbsp;</para>
 279     </sect2>
 280
 281     <sect2 xml:id="userland-debug">
 282       <title>Userland Debugging</title>
 283
 284       <para>&nbsp;</para>
 285     </sect2>
 286   </sect1>
 287
 288   <sect1 xml:id="kernel">
 289     <title>Kernel</title>
 290
 291     <para>This section covers changes to kernel configurations, system
 292       tuning, and system control parameters that are not otherwise
 293       categorized.</para>
 294
 295     <sect2 xml:id="kernel-general">
 296       <title>General Kernel Changes</title>
 297
 298       <para>&nbsp;</para>
 299     </sect2>
 300
 301     <sect2 xml:id="kernel-bugfix">
 302       <title>Kernel Bug Fixes</title>
 303
 304       <para>&nbsp;</para>
 305     </sect2>
 306
 307     <sect2 xml:id="kernel-config">
 308       <title>Kernel Configuration</title>
 309
 310       <para>&nbsp;</para>
 311     </sect2>
 312
 313     <sect2 xml:id="kernel-modules">
 314       <title>Kernel Modules</title>
 315
 316       <para>&nbsp;</para>
 317     </sect2>
 318
 319     <sect2 xml:id="kernel-sysctl">
 320       <title>System Tuning and Controls</title>
 321
 322       <para>&nbsp;</para>
 323     </sect2>
 324   </sect1>
 325
 326   <sect1 xml:id="drivers">
 327     <title>Devices and Drivers</title>
 328
 329     <para>This section covers changes and additions to devices and
 330       device drivers since &release.prev;.</para>
 331
 332     <sect2 xml:id="drivers-device">
 333       <title>Device Drivers</title>
 334
 335       <para>&nbsp;</para>
 336     </sect2>
 337
 338     <sect2 xml:id="drivers-storage">
 339       <title>Storage Drivers</title>
 340
 341       <para>&nbsp;</para>
 342     </sect2>
 343
 344     <sect2 xml:id="drivers-network">
 345       <title>Network Drivers</title>
 346
 347       <para>&nbsp;</para>
 348     </sect2>
 349   </sect1>
 350
 351   <sect1 xml:id="hardware">
 352     <title>Hardware Support</title>
 353
 354     <para>This section covers general hardware support for physical
 355       machines, hypervisors, and virtualization environments, as well
 356       as hardware changes and updates that do not otherwise fit in
 357       other sections of this document.</para>
 358
 359     <sect2 xml:id="hardware-support">
 360       <title>Hardware Support</title>
 361
 362       <para>&nbsp;</para>
 363     </sect2>
 364
 365     <sect2 xml:id="hardware-virtualization">
 366       <title>Virtualization Support</title>
 367
 368       <para revision="321413">Support for &man.virtio.console.4; has
 369         been added to &man.bhyve.4;.</para>
 370     </sect2>
 371
 372     <sect2 xml:id="hardware-arm">
 373       <title>ARM Support</title>
 374
 375       <para>&nbsp;</para>
 376     </sect2>
 377   </sect1>
 378
 379   <sect1 xml:id="storage">
 380     <title>Storage</title>
 381
 382     <para>This section covers changes and additions to file systems
 383       and other storage subsystems, both local and networked.</para>
 384
 385     <sect2 xml:id="storage-general">
 386       <title>General Storage</title>
 387
 388       <para>&nbsp;</para>
 389     </sect2>
 390
 391     <sect2 xml:id="storage-net">
 392       <title>Networked Storage</title>
 393
 394       <para>&nbsp;</para>
 395     </sect2>
 396
 397     <sect2 xml:id="storage-zfs">
 398       <title>ZFS</title>
 399
 400       <para>&nbsp;</para>
 401     </sect2>
 402
 403     <sect2 xml:id="storage-geom">
 404       <title><literal>geom(4)</literal></title>
 405
 406       <para>&nbsp;</para>
 407     </sect2>
 408   </sect1>
 409
 410   <sect1 xml:id="boot">
 411     <title>Boot Loader Changes</title>
 412
 413     <para>This section covers the boot loader, boot menu, and other
 414       boot-related changes.</para>
 415
 416     <sect2 xml:id="boot-loader">
 417       <title>Boot Loader Changes</title>
 418
 419       <para>&nbsp;</para>
 420     </sect2>
 421
 422     <sect2 xml:id="boot-menu">
 423       <title>Boot Menu Changes</title>
 424
 425       <para>&nbsp;</para>
 426     </sect2>
 427   </sect1>
 428
 429   <sect1 xml:id="network">
 430     <title>Networking</title>
 431
 432     <para>This section describes changes that affect networking in
 433       &os;.</para>
 434
 435     <sect2 xml:id="network-general">
 436       <title>General Network Changes</title>
 437
 438       <para>&nbsp;</para>
 439     </sect2>
 440
 441     <sect2 xml:id="network-protocols">
 442       <title>Network Protocols</title>
 443
 444       <para>&nbsp;</para>
 445     </sect2>
 446   </sect1>
 447
 448   <sect1 xml:id="ports">
 449     <title>Ports Collection and Package Infrastructure</title>
 450
 451     <para>This section covers changes to the &os;&nbsp;Ports
 452       Collection, package infrastructure, and package maintenance and
 453       installation tools.</para>
 454
 455     <sect2 xml:id="ports-infrastructure">
 456       <title>Infrastructure Changes</title>
 457
 458       <para>&nbsp;</para>
 459     </sect2>
 460
 461     <sect2 xml:id="ports-packages ">
 462       <title>Packaging Changes</title>
 463
 464       <para>&nbsp;</para>
 465     </sect2>
 466   </sect1>
 467
 468   <sect1 xml:id="doc">
 469     <title>Documentation</title>
 470
 471     <para>This section covers changes to the &os;&nbsp;Documentation
 472       Project sources and toolchain.</para>
 473
 474     <sect2 xml:id="doc-sources">
 475       <title>Documentation Source Changes</title>
 476
 477       <para>&nbsp;</para>
 478     </sect2>
 479
 480     <sect2 xml:id="doc-toolchain">
 481       <title>Documentation Toolchain Changes</title>
 482
 483       <para>&nbsp;</para>
 484     </sect2>
 485   </sect1>
 486
 487   <sect1 xml:id="releng">
 488     <title>Release Engineering and Integration</title>
 489
 490     <para>This section convers changes that are specific to the
 491       &os;&nbsp;Release Engineering processes.</para>
 492
 493     <sect2 xml:id="releng-changes">
 494       <title>Integration Changes</title>
 495
 496       <para>&nbsp;</para>
 497     </sect2>
 498   </sect1>
 499 </article>