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"
  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 revision="336040">The &man.cpuset.1;, &man.sockstat.1;,
 178         &man.ipfw.8;, and &man.ugidfw.8; utilities have been updated
 179         to support &man.jail.8; names.</para>
 180
 181       <para revision="336328">The &man.newfs.msdos.8; utililty has
 182         been updated to include a new flag, <literal>-T</literal>,
 183         which is used to specify the timestamp for build
 184         reproducibility.</para>
 185
 186       <para revision="338451">The &man.last.1; utility has been
 187         updated to include &man.libxo.3; support.</para>
 188
 189       <para revision="338364">The &man.dd.1; utility has been updated
 190         to add a new <literal>status</literal>operand,
 191         <literal>progress</literal>, which reports the current status
 192         on a single line every second.</para>
 193
 194       <para revision="339160">The &man.diff.1; utility has been
 195         updated to implement <literal>-B</literal> and
 196         <literal>--ignore-blank-lines</literal> support.</para>
 197
 198       <para revision="344490">The &man.fdisk.8; utility has been
 199         updated to support sectors larger than 2048 bytes.</para>
 200
 201       <para revision="342706">The &man.ktrdump.8; utility has been
 202         updated to include the <literal>-l</literal> flag which
 203         enables &quot;live&quot; mode when specified.</para>
 204
 205       <para revision="343251">The &man.gzip.1; utility has been
 206         updated to add <literal>-l</literal> support for &man.xz.1;
 207         files.</para>
 208
 209       <para revision="343538" contrib="sponsor"
 210         sponsor="&netflix;">The &man.newfs.8; and &man.tunefs.8;
 211         utilities have been updated to allow underscores in label
 212         names.</para>
 213
 214       <para revision="344020">The &man.pfctl.8; utility has been
 215         updated to provide more clear output and reference the
 216         <literal>net.pf.request_maxcount</literal> &man.sysctl.8;
 217         if a defined table is too large.</para>
 218
 219       <para revision="344052">The &man.newfs.8; and &man.tunefs.8;
 220         utilities have been updated to allow dashes in label
 221         names.</para>
 222
 223       <para revision="345561">The &man.sh.1; utility has been updated
 224         to add the <literal>pipefail</literal> option which allows
 225         checking the exit status of all commands in a pipeline more
 226         easily.</para>
 227
 228       <para revision="345878">The &man.patch.1; utility has been
 229         updated to exit successfully if the input patch file is
 230         zero-length.</para>
 231     </sect2>
 232
 233     <sect2 xml:id="userland-contrib">
 234       <title>Contributed Software</title>
 235
 236       <para revision="334607">The &man.xz.1; utility has been updated
 237         to version 5.2.4.</para>
 238
 239       <para revision="337817">The <application>WPA</application>
 240         utilities have been updated to version 2.6.</para>
 241
 242       <para revision="337827">The &man.file.1; utility has been
 243         updated to version 5.34.</para>
 244
 245       <para revision="338414" contrib="sponsor" sponsor="&ff;">The
 246         <application>ELF Tool Chain</application> has been updated to
 247         version r3614.</para>
 248
 249       <para revision="338795">The &man.libarchive.3; library has been
 250         updated to version 3.3.3, with additional fixes from
 251         upstream.</para>
 252
 253       <para revision="339100" contrib="sponsor" sponsor="&ff;">The
 254         <application>lld</application> utility has been updated to add
 255         <literal>-z interpose</literal>, marking the object file as
 256         an interposer.</para>
 257
 258       <para revision="343079">The &man.file.1; utility has been
 259         updated to fix incorrect date reporting for &man.dump.8;
 260         files.</para>
 261
 262       <para revision="344213">The <application>clang</application>,
 263         <application>llvm</application>,
 264         <application>lld</application>,
 265         <application>lldb</application>, and
 266         <application>compiler-rt</application> utilities as well as
 267         <application>libc++</application> have been updated to
 268         upstream version 7.0.1.</para>
 269
 270       <para revision="344220">The <application>LUA</application>
 271         &man.loader.8; has been merged.</para>
 272
 273       <para revision="344604"><application>OpenSSL</application> has
 274         been updated to version 1.0.2r.</para>
 275
 276       <para revision="344884">The &man.ntpd.8; utilities have been
 277         updated to version 4.2.8p13.</para>
 278
 279       <para revision="345670">Timezone data files have been updated to
 280         version 2019a.</para>
 281     </sect2>
 282
 283     <sect2 xml:id="userland-installer">
 284       <title>Installation and Configuration Tools</title>
 285
 286       <para>&nbsp;</para>
 287     </sect2>
 288
 289     <sect2 xml:id="userland-rc">
 290       <title><filename class="directory">/etc/rc.d</filename>
 291         Scripts</title>
 292
 293       <para revision="340611">Support for auxiliary
 294         <acronym>RAM</acronym> has been added to
 295         <filename>/etc/rc.initdiskless</filename>.</para>
 296
 297       <para revision="340966">The &man.rcorder.8; utility has been
 298         updated to add support for
 299         <filename>/etc/rc.resume</filename>.</para>
 300
 301       <para revision="341792">The <literal>jail_conf</literal>
 302         definition, which defaults to
 303         <filename>/etc/jail.conf</filename>, has been moved from
 304         the &man.jail.8; &man.rc.8; script to
 305         <filename>/etc/defaults/rc.conf</filename>.</para>
 306
 307       <para revision="343046">The <varname>rc_service</varname>
 308         variable has been added to &man.rc.subr.8;, which defaults to
 309         the path of the service being executed in case the service
 310         needs to re-invoke itself.</para>
 311     </sect2>
 312
 313     <sect2 xml:id="userland-periodic">
 314       <title><filename class="directory">/etc/periodic</filename>
 315         Scripts</title>
 316
 317       <para revision="341794">The &man.periodic.8; weekly
 318         <filename>340.noid</filename> script has been updated to
 319         prevent decending into the root directory of jails.</para>
 320     </sect2>
 321
 322     <sect2 xml:id="userland-libraries">
 323       <title>Runtime Libraries and API</title>
 324
 325       <para>&nbsp;</para>
 326     </sect2>
 327
 328     <sect2 xml:id="userland-abi">
 329       <title>ABI Compatibility</title>
 330
 331       <para>&nbsp;</para>
 332     </sect2>
 333
 334     <sect2 xml:id="userland-debug">
 335       <title>Userland Debugging</title>
 336
 337       <para>&nbsp;</para>
 338     </sect2>
 339   </sect1>
 340
 341   <sect1 xml:id="kernel">
 342     <title>Kernel</title>
 343
 344     <para>This section covers changes to kernel configurations, system
 345       tuning, and system control parameters that are not otherwise
 346       categorized.</para>
 347
 348     <sect2 xml:id="kernel-general">
 349       <title>General Kernel Changes</title>
 350
 351       <para>&nbsp;</para>
 352     </sect2>
 353
 354     <sect2 xml:id="kernel-bugfix">
 355       <title>Kernel Bug Fixes</title>
 356
 357       <para>&nbsp;</para>
 358     </sect2>
 359
 360     <sect2 xml:id="kernel-config">
 361       <title>Kernel Configuration</title>
 362
 363       <para>&nbsp;</para>
 364     </sect2>
 365
 366     <sect2 xml:id="kernel-modules">
 367       <title>Kernel Modules</title>
 368
 369       <para>&nbsp;</para>
 370     </sect2>
 371
 372     <sect2 xml:id="kernel-sysctl">
 373       <title>System Tuning and Controls</title>
 374
 375       <para>&nbsp;</para>
 376     </sect2>
 377   </sect1>
 378
 379   <sect1 xml:id="drivers">
 380     <title>Devices and Drivers</title>
 381
 382     <para>This section covers changes and additions to devices and
 383       device drivers since &release.prev;.</para>
 384
 385     <sect2 xml:id="drivers-device">
 386       <title>Device Drivers</title>
 387
 388       <para>&nbsp;</para>
 389     </sect2>
 390
 391     <sect2 xml:id="drivers-storage">
 392       <title>Storage Drivers</title>
 393
 394       <para>&nbsp;</para>
 395     </sect2>
 396
 397     <sect2 xml:id="drivers-network">
 398       <title>Network Drivers</title>
 399
 400       <para>&nbsp;</para>
 401     </sect2>
 402   </sect1>
 403
 404   <sect1 xml:id="hardware">
 405     <title>Hardware Support</title>
 406
 407     <para>This section covers general hardware support for physical
 408       machines, hypervisors, and virtualization environments, as well
 409       as hardware changes and updates that do not otherwise fit in
 410       other sections of this document.</para>
 411
 412     <sect2 xml:id="hardware-support">
 413       <title>Hardware Support</title>
 414
 415       <para>&nbsp;</para>
 416     </sect2>
 417
 418     <sect2 xml:id="hardware-virtualization">
 419       <title>Virtualization Support</title>
 420
 421       <para revision="341758" contrib="sponsor" sponsor="&ix;">Support
 422         for <acronym>PS/2</acronym> scan codes for
 423         <literal>NumLock</literal>, <literal>ScrollLock</literal>, and
 424         numerical keypad keys has been added to &man.bhyve.8;.</para>
 425     </sect2>
 426
 427     <sect2 xml:id="hardware-arm">
 428       <title>ARM Support</title>
 429
 430       <para>&nbsp;</para>
 431     </sect2>
 432   </sect1>
 433
 434   <sect1 xml:id="storage">
 435     <title>Storage</title>
 436
 437     <para>This section covers changes and additions to file systems
 438       and other storage subsystems, both local and networked.</para>
 439
 440     <sect2 xml:id="storage-general">
 441       <title>General Storage</title>
 442
 443       <para>&nbsp;</para>
 444     </sect2>
 445
 446     <sect2 xml:id="storage-net">
 447       <title>Networked Storage</title>
 448
 449       <para>&nbsp;</para>
 450     </sect2>
 451
 452     <sect2 xml:id="storage-zfs">
 453       <title>ZFS</title>
 454
 455       <para>&nbsp;</para>
 456     </sect2>
 457
 458     <sect2 xml:id="storage-geom">
 459       <title><literal>geom(4)</literal></title>
 460
 461       <para>&nbsp;</para>
 462     </sect2>
 463   </sect1>
 464
 465   <sect1 xml:id="boot">
 466     <title>Boot Loader Changes</title>
 467
 468     <para>This section covers the boot loader, boot menu, and other
 469       boot-related changes.</para>
 470
 471     <sect2 xml:id="boot-loader">
 472       <title>Boot Loader Changes</title>
 473
 474       <para>&nbsp;</para>
 475     </sect2>
 476
 477     <sect2 xml:id="boot-menu">
 478       <title>Boot Menu Changes</title>
 479
 480       <para>&nbsp;</para>
 481     </sect2>
 482   </sect1>
 483
 484   <sect1 xml:id="network">
 485     <title>Networking</title>
 486
 487     <para>This section describes changes that affect networking in
 488       &os;.</para>
 489
 490     <sect2 xml:id="network-general">
 491       <title>General Network Changes</title>
 492
 493       <para revision="337461">The &man.ipfw.8; firewall has been
 494         updated to include new rule options,
 495         <literal>record-state</literal>, <literal>set-limit</literal>,
 496         and <literal>defer-action</literal>.</para>
 497     </sect2>
 498
 499     <sect2 xml:id="network-protocols">
 500       <title>Network Protocols</title>
 501
 502       <para>&nbsp;</para>
 503     </sect2>
 504   </sect1>
 505
 506   <sect1 xml:id="ports">
 507     <title>Ports Collection and Package Infrastructure</title>
 508
 509     <para>This section covers changes to the &os;&nbsp;Ports
 510       Collection, package infrastructure, and package maintenance and
 511       installation tools.</para>
 512
 513     <sect2 xml:id="ports-infrastructure">
 514       <title>Infrastructure Changes</title>
 515
 516       <para>&nbsp;</para>
 517     </sect2>
 518
 519     <sect2 xml:id="ports-packages ">
 520       <title>Packaging Changes</title>
 521
 522       <para>&nbsp;</para>
 523     </sect2>
 524   </sect1>
 525
 526   <sect1 xml:id="doc">
 527     <title>Documentation</title>
 528
 529     <para>This section covers changes to the &os;&nbsp;Documentation
 530       Project sources and toolchain.</para>
 531
 532     <sect2 xml:id="doc-sources">
 533       <title>Documentation Source Changes</title>
 534
 535       <para>&nbsp;</para>
 536     </sect2>
 537
 538     <sect2 xml:id="doc-toolchain">
 539       <title>Documentation Toolchain Changes</title>
 540
 541       <para>&nbsp;</para>
 542     </sect2>
 543   </sect1>
 544
 545   <sect1 xml:id="releng">
 546     <title>Release Engineering and Integration</title>
 547
 548     <para>This section convers changes that are specific to the
 549       &os;&nbsp;Release Engineering processes.</para>
 550
 551     <sect2 xml:id="releng-changes">
 552       <title>Integration Changes</title>
 553
 554       <para>&nbsp;</para>
 555     </sect2>
 556   </sect1>
 557 </article>