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="321241">The &man.crontab.1; utility has been
 174         updated to include a new flag, <literal>-f</literal>, which
 175         forces &man.crontab.5; removal when <literal>-r</literal> is
 176         used non-interactively.</para>
 177
 178       <para revision="321262">The &man.newsyslog.8; utility has been
 179         updated to support <acronym>RFC</acronym>5424-compliant
 180         messages when rotating system logs.</para>
 181
 182       <para revision="321287" contrib="sponsor" sponsor="&gandi;">The
 183         &man.sesutil.8; utility has been updated to include
 184         &man.libxo.3; support in output.</para>
 185
 186       <para revision="321927">The &man.diskinfo.8; utility has been
 187         updated to include two new flags, <literal>-s</literal> which
 188         displays the disk identity (usually the serial number), and
 189         <literal>-p</literal> which displays the physical path to the
 190         disk in a storage controller.  The <literal>-s</literal> and
 191         <literal>-p</literal> flags are mutually exclusive, and cannot
 192         be used with any other flags.</para>
 193
 194       <para revision="321929">The &man.diskinfo.8; utility has also
 195         been updated to include device model when the
 196         <literal>-s</literal> flag is used.</para>
 197
 198       <para revision="322919">The &man.pw.8; utility has been updated
 199         to properly handle empty secondary group lists as an argument
 200         to the <literal>-G</literal> flag when using the
 201         <literal>usermod</literal> subcommand.</para>
 202
 203       <para revision="324270">The &man.ps.1; utility has been updated
 204         to reflect realtime and idle priorities in state flags.</para>
 205
 206       <para revision="324271">The &man.ps.1; utility has been updated
 207         to display if a process is running with &man.capsicum.4;
 208         capability mode, indicated by <literal>C</literal>.</para>
 209
 210       <para revision="324380">The &man.cpucontrol.8; utility has been
 211         updated to include a new flag, <literal>-n</literal>, that
 212         disables the default microcode update search path when
 213         used.</para>
 214
 215       <para revision="324674">The &man.fsck.ffs.8; utility has been
 216         updated to prevent a filesystem from being reported as
 217         modified when only the timestamp in the superblock is
 218         updated.</para>
 219
 220       <para revision="325003" contrib="sponsor"
 221         sponsor="&spectralogic;">The &man.diskinfo.8; utility has been
 222         updated to display disk rotation rate and if
 223         <acronym>TRIM</acronym>/<acronym>UNMAP</acronym> is supported
 224         by the disk.</para>
 225
 226       <para revision="326778" contrib="sponsor"
 227         sponsor="&spectralogic;">The &man.camcontrol.8; utility has
 228         been updated to include <acronym>ZAC</acronym> (Zoned-device
 229         <acronym>ATA</acronym> command set) information when the
 230         <literal>identify</literal> subcommand is used.</para>
 231
 232       <para revision="326848">The &man.pw.8; utility has been updated
 233         to correct handling of account expiration periods.</para>
 234
 235       <para revision="327871">The &man.cpucontrol.8; utility has been
 236         updated to include a new flag, <literal>-e</literal>, which is
 237         used to re-evaluate reported <acronym>CPU</acronym> features
 238         after applying firmware updates.</para>
 239
 240       <note>
 241         <para>The &man.cpucontrol.8; <literal>-e</literal> flag should
 242           only be used after microcode update have been applied to all
 243           <acronym>CPU</acronym>s in the system, otherwise system
 244           instability may be experienced if processor features are not
 245           identical across the system.</para>
 246       </note>
 247
 248       <para revision="328140">The &man.df.1; utility has been updated
 249         to include the <literal>--si</literal> long option, which is
 250         an alias to <literal>-H</literal>.</para>
 251
 252       <para revision="328599">The &man.service.8; utility has been
 253         updated to include a new flag, <literal>-j</literal>, which is
 254         used to interact with services running within a &man.jail.8;.
 255         The argument to <literal>-j</literal> can be either the name
 256         or numeric jail <acronym>ID</acronym>.</para>
 257
 258       <para revision="328604" contrib="sponsor"
 259         sponsor="&dellemc;">The &man.fsck.ffs.8; utility has been
 260         updated to exit with a non-zero status when the filesystem is
 261         not repaired.</para>
 262
 263       <para revision="330692" contrib="sponsor"
 264         sponsor="&dellemc;">The &man.dhclient.8; utility has been
 265         updated to be more compliant with <acronym>RFC</acronym>2131
 266         by setting the source address field in the
 267         <acronym>IP</acronym> header to <literal>0</literal> when
 268         sending a <literal>DHCPREQUEST</literal> message to attempt to
 269         obtain a previously-assigned <literal>IP</literal>
 270         address.</para>
 271
 272       <para revision="330694" contrib="sponsor"
 273         sponsor="&dellemc;">The &man.pw.8; utility has been updated to
 274         allow the <literal>@</literal> and <literal>!</literal>
 275         characters in the <acronym>GECOS</acronym> field.</para>
 276
 277       <para revision="331471">The &man.ps.1; utility has been updated
 278         to include a <literal>jail</literal>, which when used will
 279         list the name of a &man.jail.8; instead of the numeric
 280         ID.</para>
 281
 282       <para revision="331586" contrib="sponsor"
 283         sponsor="&mellanox;">The &man.mlx5tool.8; utility has been
 284         added, which is used to manage Connect-X&nbsp;4 and
 285         Connect-X&nbsp;5 devices supported by &man.mlx5io.4;.</para>
 286
 287       <para revision="332126" contrib="sponsor"
 288         sponsor="&netflix;">The &man.efibootmgr.8; utility has been
 289         added, which is used to manipulate the <acronym>EFI</acronym>
 290         boot manager.</para>
 291     </sect2>
 292
 293     <sect2 xml:id="userland-contrib">
 294       <title>Contributed Software</title>
 295
 296       <para revision="321303">The &man.libarchive.3; library has been
 297         updated to version 3.3.2.</para>
 298
 299       <para revision="322172">The &man.libxo.3; library has been
 300         updated to version 0.8.4.</para>
 301
 302       <para revision="322442"><application>Subversion</application>
 303         has been updated to version 1.9.7.</para>
 304
 305       <para revision="328874">The &man.file.1; utility has been
 306         updated to version 5.32.</para>
 307
 308       <para revision="323136"><application>OpenSSH</application> has
 309         been updated to version 7.5p1.</para>
 310
 311       <para revision="324581">The &man.mandoc.1; utility has been
 312         updated to version 1.14.3.</para>
 313
 314       <para revision="327234">The &man.tcpdump.1; utility has been
 315         updated to version 4.9.2.</para>
 316
 317       <para revision="330106">The <acronym>NTP</acronym> utilities
 318         have been updated to version 4.2.8p11.</para>
 319
 320       <para revision="330570">The &man.less.1; utility has been
 321         updated to upstream version v530.</para>
 322
 323       <para revision="331246">The <application>bmake</application>
 324         utility has been updated to upstream version 20180222.</para>
 325
 326       <para revision="331638"><application>OpenSSL</application> has
 327         been updated to version 1.0.2o.</para>
 328
 329       <para revision="331662">Timezone data files have been updated to
 330         version 2018d.</para>
 331
 332       <para revision="331838">The <application>clang</application>,
 333         <application>llvm</application>,
 334         <application>lld</application>,
 335         <application>lldb</application>, and
 336         <application>complier-rt</application> utilities as well as
 337         <literal>libc++</literal> have been updated to upstream
 338         version 6.0.0.</para>
 339     </sect2>
 340
 341     <sect2 xml:id="userland-installer">
 342       <title>Installation and Configuration Tools</title>
 343
 344       <para revision="322254" contrib="sponsor" sponsor="&ff;"
 345         arch="&arch.arm64;">The &man.bsdinstall.8; installer has been
 346         updated to default to <acronym>UEFI</acronym>-only
 347         boot.</para>
 348     </sect2>
 349
 350     <sect2 xml:id="userland-rc">
 351       <title><filename class="directory">/etc/rc.d</filename>
 352         Scripts</title>
 353
 354       <para>&nbsp;</para>
 355     </sect2>
 356
 357     <sect2 xml:id="userland-periodic">
 358       <title><filename class="directory">/etc/periodic</filename>
 359         Scripts</title>
 360
 361       <para>&nbsp;</para>
 362     </sect2>
 363
 364     <sect2 xml:id="userland-libraries">
 365       <title>Runtime Libraries and API</title>
 366
 367       <para>&nbsp;</para>
 368     </sect2>
 369
 370     <sect2 xml:id="userland-abi">
 371       <title>ABI Compatibility</title>
 372
 373       <para>&nbsp;</para>
 374     </sect2>
 375
 376     <sect2 xml:id="userland-debug">
 377       <title>Userland Debugging</title>
 378
 379       <para>&nbsp;</para>
 380     </sect2>
 381   </sect1>
 382
 383   <sect1 xml:id="kernel">
 384     <title>Kernel</title>
 385
 386     <para>This section covers changes to kernel configurations, system
 387       tuning, and system control parameters that are not otherwise
 388       categorized.</para>
 389
 390     <sect2 xml:id="kernel-general">
 391       <title>General Kernel Changes</title>
 392
 393       <para>&nbsp;</para>
 394     </sect2>
 395
 396     <sect2 xml:id="kernel-bugfix">
 397       <title>Kernel Bug Fixes</title>
 398
 399       <para>&nbsp;</para>
 400     </sect2>
 401
 402     <sect2 xml:id="kernel-config">
 403       <title>Kernel Configuration</title>
 404
 405       <para>&nbsp;</para>
 406     </sect2>
 407
 408     <sect2 xml:id="kernel-modules">
 409       <title>Kernel Modules</title>
 410
 411       <para>&nbsp;</para>
 412     </sect2>
 413
 414     <sect2 xml:id="kernel-sysctl">
 415       <title>System Tuning and Controls</title>
 416
 417       <para>&nbsp;</para>
 418     </sect2>
 419   </sect1>
 420
 421   <sect1 xml:id="drivers">
 422     <title>Devices and Drivers</title>
 423
 424     <para>This section covers changes and additions to devices and
 425       device drivers since &release.prev;.</para>
 426
 427     <sect2 xml:id="drivers-device">
 428       <title>Device Drivers</title>
 429
 430       <para revision="331586" contrib="sponsor"
 431         sponsor="&mellanox;">The &man.mlx5io.4; driver has been added,
 432         providing an interface to manage supported Connect-X&nbsp;4
 433         and Connect-X&nbsp;5 network adapters.</para>
 434
 435       <para revision="330307" contrib="sponsor"
 436         sponsor="&chelsio;">The &man.cxgbe.4; driver has been updated
 437         to firmware version 1.16.63.0 for T4, T5, and T6 network
 438         adapters.</para>
 439     </sect2>
 440
 441     <sect2 xml:id="drivers-storage">
 442       <title>Storage Drivers</title>
 443
 444       <para>&nbsp;</para>
 445     </sect2>
 446
 447     <sect2 xml:id="drivers-network">
 448       <title>Network Drivers</title>
 449
 450       <para>&nbsp;</para>
 451     </sect2>
 452   </sect1>
 453
 454   <sect1 xml:id="hardware">
 455     <title>Hardware Support</title>
 456
 457     <para>This section covers general hardware support for physical
 458       machines, hypervisors, and virtualization environments, as well
 459       as hardware changes and updates that do not otherwise fit in
 460       other sections of this document.</para>
 461
 462     <sect2 xml:id="hardware-support">
 463       <title>Hardware Support</title>
 464
 465       <para revision="331500">Support for the TAIO
 466         <acronym>USB</acronym> multi-protocol adapter
 467         (<acronym>TUMPA</acronym>) has been added.</para>
 468     </sect2>
 469
 470     <sect2 xml:id="hardware-virtualization">
 471       <title>Virtualization Support</title>
 472
 473       <para revision="321413">Support for &man.virtio.console.4; has
 474         been added to &man.bhyve.4;.</para>
 475     </sect2>
 476
 477     <sect2 xml:id="hardware-arm">
 478       <title>ARM Support</title>
 479
 480       <para>&nbsp;</para>
 481     </sect2>
 482   </sect1>
 483
 484   <sect1 xml:id="storage">
 485     <title>Storage</title>
 486
 487     <para>This section covers changes and additions to file systems
 488       and other storage subsystems, both local and networked.</para>
 489
 490     <sect2 xml:id="storage-general">
 491       <title>General Storage</title>
 492
 493       <para>&nbsp;</para>
 494     </sect2>
 495
 496     <sect2 xml:id="storage-net">
 497       <title>Networked Storage</title>
 498
 499       <para>&nbsp;</para>
 500     </sect2>
 501
 502     <sect2 xml:id="storage-zfs">
 503       <title>ZFS</title>
 504
 505       <para>&nbsp;</para>
 506     </sect2>
 507
 508     <sect2 xml:id="storage-geom">
 509       <title><literal>geom(4)</literal></title>
 510
 511       <para>&nbsp;</para>
 512     </sect2>
 513   </sect1>
 514
 515   <sect1 xml:id="boot">
 516     <title>Boot Loader Changes</title>
 517
 518     <para>This section covers the boot loader, boot menu, and other
 519       boot-related changes.</para>
 520
 521     <sect2 xml:id="boot-loader">
 522       <title>Boot Loader Changes</title>
 523
 524       <para revision="329114">The length of <acronym>GELI</acronym>
 525         passphrases entered when booting a system with encrypted disks
 526         is now hidden by default.  See the configuration options in
 527         &man.geli.8; to restore the previous behavior.</para>
 528     </sect2>
 529
 530     <sect2 xml:id="boot-menu">
 531       <title>Boot Menu Changes</title>
 532
 533       <para>&nbsp;</para>
 534     </sect2>
 535   </sect1>
 536
 537   <sect1 xml:id="network">
 538     <title>Networking</title>
 539
 540     <para>This section describes changes that affect networking in
 541       &os;.</para>
 542
 543     <sect2 xml:id="network-general">
 544       <title>General Network Changes</title>
 545
 546       <para>&nbsp;</para>
 547     </sect2>
 548
 549     <sect2 xml:id="network-protocols">
 550       <title>Network Protocols</title>
 551
 552       <para>&nbsp;</para>
 553     </sect2>
 554   </sect1>
 555
 556   <sect1 xml:id="ports">
 557     <title>Ports Collection and Package Infrastructure</title>
 558
 559     <para>This section covers changes to the &os;&nbsp;Ports
 560       Collection, package infrastructure, and package maintenance and
 561       installation tools.</para>
 562
 563     <sect2 xml:id="ports-infrastructure">
 564       <title>Infrastructure Changes</title>
 565
 566       <para>&nbsp;</para>
 567     </sect2>
 568
 569     <sect2 xml:id="ports-packages ">
 570       <title>Packaging Changes</title>
 571
 572       <para>&nbsp;</para>
 573     </sect2>
 574   </sect1>
 575
 576   <sect1 xml:id="doc">
 577     <title>Documentation</title>
 578
 579     <para>This section covers changes to the &os;&nbsp;Documentation
 580       Project sources and toolchain.</para>
 581
 582     <sect2 xml:id="doc-sources">
 583       <title>Documentation Source Changes</title>
 584
 585       <para>&nbsp;</para>
 586     </sect2>
 587
 588     <sect2 xml:id="doc-toolchain">
 589       <title>Documentation Toolchain Changes</title>
 590
 591       <para>&nbsp;</para>
 592     </sect2>
 593   </sect1>
 594
 595   <sect1 xml:id="releng">
 596     <title>Release Engineering and Integration</title>
 597
 598     <para>This section convers changes that are specific to the
 599       &os;&nbsp;Release Engineering processes.</para>
 600
 601     <sect2 xml:id="releng-changes">
 602       <title>Integration Changes</title>
 603
 604       <para revision="326892">Amazon&reg; EC2&trade; instances now
 605         keep their clocks synchronized using the Amazon Time Sync
 606         Service, the <acronym>NTP</acronym> service internal to the
 607         EC2&trade; infrastructure.</para>
 608     </sect2>
 609   </sect1>
 610 </article>