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="321927">The &man.diskinfo.8; utility has been
 174         updated to include two new flags, <literal>-s</literal> which
 175         displays the disk identity (usually the serial number), and
 176         <literal>-p</literal> which displays the physical path to the
 177         disk in a storage controller.  The <literal>-s</literal> and
 178         <literal>-p</literal> flags are mutually exclusive, and cannot
 179         be used with any other flags.</para>
 180
 181       <para revision="321929">The &man.diskinfo.8; utility has also
 182         been updated to include device model when the
 183         <literal>-s</literal> flag is used.</para>
 184
 185       <para revision="324270">The &man.ps.1; utility has been updated
 186         to reflect realtime and idle priorities in state flags.</para>
 187
 188       <para revision="324271">The &man.ps.1; utility has been updated
 189         to display if a process is running with &man.capsicum.4;
 190         capability mode, indicated by <literal>C</literal>.</para>
 191
 192       <para revision="325003" contrib="sponsor"
 193         sponsor="&spectralogic;">The &man.diskinfo.8; utility has been
 194         updated to display disk rotation rate and if
 195         <acronym>TRIM</acronym>/<acronym>UNMAP</acronym> is supported
 196         by the disk.</para>
 197
 198       <para revision="328140">The &man.df.1; utility has been updated
 199         to include the <literal>--si</literal> long option, which is
 200         an alias to <literal>-H</literal>.</para>
 201
 202       <para revision="331471">The &man.ps.1; utility has been updated
 203         to include a <literal>jail</literal>, which when used will
 204         list the name of a &man.jail.8; instead of the numeric
 205         ID.</para>
 206
 207       <para revision="331586" contrib="sponsor"
 208         sponsor="&mellanox;">The &man.mlx5tool.8; utility has been
 209         added, which is used to manage Connect-X&nbsp;4 and
 210         Connect-X&nbsp;5 devices supported by &man.mlx5io.4;.</para>
 211
 212       <para revision="332126" contrib="sponsor"
 213         sponsor="&netflix;">The &man.efibootmgr.8; utility has been
 214         added, which is used to manipulate the <acronym>EFI</acronym>
 215         boot manager.</para>
 216     </sect2>
 217
 218     <sect2 xml:id="userland-contrib">
 219       <title>Contributed Software</title>
 220
 221       <para revision="321303">The &man.libarchive.3; library has been
 222         updated to version 3.3.2.</para>
 223
 224       <para revision="322172">The &man.libxo.3; library has been
 225         updated to version 0.8.4.</para>
 226
 227       <para revision="322442"><application>Subversion</application>
 228         has been updated to version 1.9.7.</para>
 229
 230       <para revision="328874">The &man.file.1; utility has been
 231         updated to version 5.32.</para>
 232
 233       <para revision="323136"><application>OpenSSH</application> has
 234         been updated to version 7.5p1.</para>
 235
 236       <para revision="324581">The &man.mandoc.1; utility has been
 237         updated to version 1.14.3.</para>
 238
 239       <para revision="327234">The &man.tcpdump.1; utility has been
 240         updated to version 4.9.2.</para>
 241
 242       <para revision="330106">The <acronym>NTP</acronym> utilities
 243         have been updated to version 4.2.8p11.</para>
 244
 245       <para revision="330570">The &man.less.1; utility has been
 246         updated to upstream version v530.</para>
 247
 248       <para revision="331246">The <application>bmake</application>
 249         utility has been updated to upstream version 20180222.</para>
 250
 251       <para revision="331638"><application>OpenSSL</application> has
 252         been updated to version 1.0.2o.</para>
 253
 254       <para revision="331662">Timezone data files have been updated to
 255         version 2018d.</para>
 256
 257       <para revision="331838">The <application>clang</application>,
 258         <application>llvm</application>,
 259         <application>lld</application>,
 260         <application>lldb</application>, and
 261         <application>complier-rt</application> utilities as well as
 262         <literal>libc++</literal> have been updated to upstream
 263         version 6.0.0.</para>
 264     </sect2>
 265
 266     <sect2 xml:id="userland-installer">
 267       <title>Installation and Configuration Tools</title>
 268
 269       <para>&nbsp;</para>
 270     </sect2>
 271
 272     <sect2 xml:id="userland-rc">
 273       <title><filename class="directory">/etc/rc.d</filename>
 274         Scripts</title>
 275
 276       <para>&nbsp;</para>
 277     </sect2>
 278
 279     <sect2 xml:id="userland-periodic">
 280       <title><filename class="directory">/etc/periodic</filename>
 281         Scripts</title>
 282
 283       <para>&nbsp;</para>
 284     </sect2>
 285
 286     <sect2 xml:id="userland-libraries">
 287       <title>Runtime Libraries and API</title>
 288
 289       <para>&nbsp;</para>
 290     </sect2>
 291
 292     <sect2 xml:id="userland-abi">
 293       <title>ABI Compatibility</title>
 294
 295       <para>&nbsp;</para>
 296     </sect2>
 297
 298     <sect2 xml:id="userland-debug">
 299       <title>Userland Debugging</title>
 300
 301       <para>&nbsp;</para>
 302     </sect2>
 303   </sect1>
 304
 305   <sect1 xml:id="kernel">
 306     <title>Kernel</title>
 307
 308     <para>This section covers changes to kernel configurations, system
 309       tuning, and system control parameters that are not otherwise
 310       categorized.</para>
 311
 312     <sect2 xml:id="kernel-general">
 313       <title>General Kernel Changes</title>
 314
 315       <para>&nbsp;</para>
 316     </sect2>
 317
 318     <sect2 xml:id="kernel-bugfix">
 319       <title>Kernel Bug Fixes</title>
 320
 321       <para>&nbsp;</para>
 322     </sect2>
 323
 324     <sect2 xml:id="kernel-config">
 325       <title>Kernel Configuration</title>
 326
 327       <para>&nbsp;</para>
 328     </sect2>
 329
 330     <sect2 xml:id="kernel-modules">
 331       <title>Kernel Modules</title>
 332
 333       <para>&nbsp;</para>
 334     </sect2>
 335
 336     <sect2 xml:id="kernel-sysctl">
 337       <title>System Tuning and Controls</title>
 338
 339       <para>&nbsp;</para>
 340     </sect2>
 341   </sect1>
 342
 343   <sect1 xml:id="drivers">
 344     <title>Devices and Drivers</title>
 345
 346     <para>This section covers changes and additions to devices and
 347       device drivers since &release.prev;.</para>
 348
 349     <sect2 xml:id="drivers-device">
 350       <title>Device Drivers</title>
 351
 352       <para revision="331586" contrib="sponsor"
 353         sponsor="&mellanox;">The &man.mlx5io.4; driver has been added,
 354         providing an interface to manage supported Connect-X&nbsp;4
 355         and Connect-X&nbsp;5 network adapters.</para>
 356     </sect2>
 357
 358     <sect2 xml:id="drivers-storage">
 359       <title>Storage Drivers</title>
 360
 361       <para>&nbsp;</para>
 362     </sect2>
 363
 364     <sect2 xml:id="drivers-network">
 365       <title>Network Drivers</title>
 366
 367       <para>&nbsp;</para>
 368     </sect2>
 369   </sect1>
 370
 371   <sect1 xml:id="hardware">
 372     <title>Hardware Support</title>
 373
 374     <para>This section covers general hardware support for physical
 375       machines, hypervisors, and virtualization environments, as well
 376       as hardware changes and updates that do not otherwise fit in
 377       other sections of this document.</para>
 378
 379     <sect2 xml:id="hardware-support">
 380       <title>Hardware Support</title>
 381
 382       <para revision="331500">Support for the TAIO
 383         <acronym>USB</acronym> multi-protocol adapter
 384         (<acronym>TUMPA</acronym>) has been added.</para>
 385     </sect2>
 386
 387     <sect2 xml:id="hardware-virtualization">
 388       <title>Virtualization Support</title>
 389
 390       <para>&nbsp;</para>
 391     </sect2>
 392
 393     <sect2 xml:id="hardware-arm">
 394       <title>ARM Support</title>
 395
 396       <para>&nbsp;</para>
 397     </sect2>
 398   </sect1>
 399
 400   <sect1 xml:id="storage">
 401     <title>Storage</title>
 402
 403     <para>This section covers changes and additions to file systems
 404       and other storage subsystems, both local and networked.</para>
 405
 406     <sect2 xml:id="storage-general">
 407       <title>General Storage</title>
 408
 409       <para>&nbsp;</para>
 410     </sect2>
 411
 412     <sect2 xml:id="storage-net">
 413       <title>Networked Storage</title>
 414
 415       <para>&nbsp;</para>
 416     </sect2>
 417
 418     <sect2 xml:id="storage-zfs">
 419       <title>ZFS</title>
 420
 421       <para>&nbsp;</para>
 422     </sect2>
 423
 424     <sect2 xml:id="storage-geom">
 425       <title><literal>geom(4)</literal></title>
 426
 427       <para>&nbsp;</para>
 428     </sect2>
 429   </sect1>
 430
 431   <sect1 xml:id="boot">
 432     <title>Boot Loader Changes</title>
 433
 434     <para>This section covers the boot loader, boot menu, and other
 435       boot-related changes.</para>
 436
 437     <sect2 xml:id="boot-loader">
 438       <title>Boot Loader Changes</title>
 439
 440       <para revision="329114">The length of <acronym>GELI</acronym>
 441         passphrases entered when booting a system with encrypted disks
 442         is now hidden by default.  See the configuration options in
 443         &man.geli.8; to restore the previous behavior.</para>
 444     </sect2>
 445
 446     <sect2 xml:id="boot-menu">
 447       <title>Boot Menu Changes</title>
 448
 449       <para>&nbsp;</para>
 450     </sect2>
 451   </sect1>
 452
 453   <sect1 xml:id="network">
 454     <title>Networking</title>
 455
 456     <para>This section describes changes that affect networking in
 457       &os;.</para>
 458
 459     <sect2 xml:id="network-general">
 460       <title>General Network Changes</title>
 461
 462       <para>&nbsp;</para>
 463     </sect2>
 464
 465     <sect2 xml:id="network-protocols">
 466       <title>Network Protocols</title>
 467
 468       <para>&nbsp;</para>
 469     </sect2>
 470   </sect1>
 471
 472   <sect1 xml:id="ports">
 473     <title>Ports Collection and Package Infrastructure</title>
 474
 475     <para>This section covers changes to the &os;&nbsp;Ports
 476       Collection, package infrastructure, and package maintenance and
 477       installation tools.</para>
 478
 479     <sect2 xml:id="ports-infrastructure">
 480       <title>Infrastructure Changes</title>
 481
 482       <para>&nbsp;</para>
 483     </sect2>
 484
 485     <sect2 xml:id="ports-packages ">
 486       <title>Packaging Changes</title>
 487
 488       <para>&nbsp;</para>
 489     </sect2>
 490   </sect1>
 491
 492   <sect1 xml:id="doc">
 493     <title>Documentation</title>
 494
 495     <para>This section covers changes to the &os;&nbsp;Documentation
 496       Project sources and toolchain.</para>
 497
 498     <sect2 xml:id="doc-sources">
 499       <title>Documentation Source Changes</title>
 500
 501       <para>&nbsp;</para>
 502     </sect2>
 503
 504     <sect2 xml:id="doc-toolchain">
 505       <title>Documentation Toolchain Changes</title>
 506
 507       <para>&nbsp;</para>
 508     </sect2>
 509   </sect1>
 510
 511   <sect1 xml:id="releng">
 512     <title>Release Engineering and Integration</title>
 513
 514     <para>This section convers changes that are specific to the
 515       &os;&nbsp;Release Engineering processes.</para>
 516
 517     <sect2 xml:id="releng-changes">
 518       <title>Integration Changes</title>
 519
 520       <para revision="326892">Amazon&reg; EC2&trade; instances now
 521         keep their clocks synchronized using the Amazon Time Sync
 522         Service, the <acronym>NTP</acronym> service internal to the
 523         EC2&trade; infrastructure.</para>
 524     </sect2>
 525   </sect1>
 526 </article>