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"
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   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="322910">The &man.umount.8; utility has been
 199         updated to include a new flag, <literal>-N</literal>, which
 200         is used to forcefully unmount an <acronym>NFS</acronym>
 201         mounted filesystem.</para>
 202
 203       <para revision="322919">The &man.pw.8; utility has been updated
 204         to properly handle empty secondary group lists as an argument
 205         to the <literal>-G</literal> flag when using the
 206         <literal>usermod</literal> subcommand.</para>
 207
 208       <para revision="324270">The &man.ps.1; utility has been updated
 209         to reflect realtime and idle priorities in state flags.</para>
 210
 211       <para revision="324271">The &man.ps.1; utility has been updated
 212         to display if a process is running with &man.capsicum.4;
 213         capability mode, indicated by <literal>C</literal>.</para>
 214
 215       <para revision="324380">The &man.cpucontrol.8; utility has been
 216         updated to include a new flag, <literal>-n</literal>, that
 217         disables the default microcode update search path when
 218         used.</para>
 219
 220       <para revision="324674">The &man.fsck.ffs.8; utility has been
 221         updated to prevent a filesystem from being reported as
 222         modified when only the timestamp in the superblock is
 223         updated.</para>
 224
 225       <para revision="325003" contrib="sponsor"
 226         sponsor="&spectralogic;">The &man.diskinfo.8; utility has been
 227         updated to display disk rotation rate and if
 228         <acronym>TRIM</acronym>/<acronym>UNMAP</acronym> is supported
 229         by the disk.</para>
 230
 231       <para revision="326413">The &man.pfctl.8; utility has been
 232         updated to allow <literal>route-to</literal> to properly
 233         handle network interfaces with multiple <acronym>IP</acronym>
 234         addresses.</para>
 235
 236       <para revision="326778" contrib="sponsor"
 237         sponsor="&spectralogic;">The &man.camcontrol.8; utility has
 238         been updated to include <acronym>ZAC</acronym> (Zoned-device
 239         <acronym>ATA</acronym> command set) information when the
 240         <literal>identify</literal> subcommand is used.</para>
 241
 242       <para revision="326848">The &man.pw.8; utility has been updated
 243         to correct handling of account expiration periods.</para>
 244
 245       <para revision="327592">The &man.mdmfs.8; utility has been
 246         updated to support &man.tmpfs.5;.</para>
 247
 248       <para revision="327871">The &man.cpucontrol.8; utility has been
 249         updated to include a new flag, <literal>-e</literal>, which is
 250         used to re-evaluate reported <acronym>CPU</acronym> features
 251         after applying firmware updates.</para>
 252
 253       <note>
 254         <para>The &man.cpucontrol.8; <literal>-e</literal> flag should
 255           only be used after microcode update have been applied to all
 256           <acronym>CPU</acronym>s in the system, otherwise system
 257           instability may be experienced if processor features are not
 258           identical across the system.</para>
 259       </note>
 260
 261       <para revision="328140">The &man.df.1; utility has been updated
 262         to include the <literal>--si</literal> long option, which is
 263         an alias to <literal>-H</literal>.</para>
 264
 265       <para revision="328599">The &man.service.8; utility has been
 266         updated to include a new flag, <literal>-j</literal>, which is
 267         used to interact with services running within a &man.jail.8;.
 268         The argument to <literal>-j</literal> can be either the name
 269         or numeric jail <acronym>ID</acronym>.</para>
 270
 271       <para revision="328604" contrib="sponsor"
 272         sponsor="&dellemc;">The &man.fsck.ffs.8; utility has been
 273         updated to exit with a non-zero status when the filesystem is
 274         not repaired.</para>
 275
 276       <para revision="330692" contrib="sponsor"
 277         sponsor="&dellemc;">The &man.dhclient.8; utility has been
 278         updated to be more compliant with <acronym>RFC</acronym>2131
 279         by setting the source address field in the
 280         <acronym>IP</acronym> header to <literal>0</literal> when
 281         sending a <literal>DHCPREQUEST</literal> message to attempt to
 282         obtain a previously-assigned <literal>IP</literal>
 283         address.</para>
 284
 285       <para revision="330694" contrib="sponsor"
 286         sponsor="&dellemc;">The &man.pw.8; utility has been updated to
 287         allow the <literal>@</literal> and <literal>!</literal>
 288         characters in the <acronym>GECOS</acronym> field.</para>
 289
 290       <para revision="331471">The &man.ps.1; utility has been updated
 291         to include a <literal>jail</literal>, which when used will
 292         list the name of a &man.jail.8; instead of the numeric
 293         ID.</para>
 294
 295       <para revision="331586" contrib="sponsor"
 296         sponsor="&mellanox;">The &man.mlx5tool.8; utility has been
 297         added, which is used to manage Connect-X&nbsp;4 and
 298         Connect-X&nbsp;5 devices supported by &man.mlx5io.4;.</para>
 299
 300       <para revision="331603" contrib="sponsor"
 301         sponsor="&chelsio;">The &man.sysctl.8; utility has been
 302         updated to support setting an array of values to nodes.  Prior
 303         to this change, &man.sysctl.8; could only set one value to
 304         a node that may return multiple values when queried.</para>
 305
 306       <para revision="331729">The &man.ifconfig.8; utility has been
 307         updated to include a <literal>random</literal> option, which
 308         when used with the <literal>ether</literal> option, generates
 309         a random <acronym>MAC</acronym> address for an
 310         interface.</para>
 311
 312       <para revision="332126" contrib="sponsor"
 313         sponsor="&netflix;">The &man.efibootmgr.8; utility has been
 314         added, which is used to manipulate the <acronym>EFI</acronym>
 315         boot manager.</para>
 316     </sect2>
 317
 318     <sect2 xml:id="userland-contrib">
 319       <title>Contributed Software</title>
 320
 321       <para revision="321303">The &man.libarchive.3; library has been
 322         updated to version 3.3.2.</para>
 323
 324       <para revision="322172">The &man.libxo.3; library has been
 325         updated to version 0.8.4.</para>
 326
 327       <para revision="322442"><application>Subversion</application>
 328         has been updated to version 1.9.7.</para>
 329
 330       <para revision="328874">The &man.file.1; utility has been
 331         updated to version 5.32.</para>
 332
 333       <para revision="323136"><application>OpenSSH</application> has
 334         been updated to version 7.5p1.</para>
 335
 336       <para revision="324581">The &man.mandoc.1; utility has been
 337         updated to version 1.14.3.</para>
 338
 339       <para revision="327234">The &man.tcpdump.1; utility has been
 340         updated to version 4.9.2.</para>
 341
 342       <para revision="330106">The <acronym>NTP</acronym> utilities
 343         have been updated to version 4.2.8p11.</para>
 344
 345       <para revision="330570">The &man.less.1; utility has been
 346         updated to upstream version v530.</para>
 347
 348       <para revision="331246">The <application>bmake</application>
 349         utility has been updated to upstream version 20180222.</para>
 350
 351       <para revision="331638"><application>OpenSSL</application> has
 352         been updated to version 1.0.2o.</para>
 353
 354       <para revision="331662">Timezone data files have been updated to
 355         version 2018d.</para>
 356
 357       <para revision="331838">The <application>clang</application>,
 358         <application>llvm</application>,
 359         <application>lld</application>,
 360         <application>lldb</application>, and
 361         <application>complier-rt</application> utilities as well as
 362         <literal>libc++</literal> have been updated to upstream
 363         version 6.0.0.</para>
 364     </sect2>
 365
 366     <sect2 xml:id="userland-installer">
 367       <title>Installation and Configuration Tools</title>
 368
 369       <para revision="322254" contrib="sponsor" sponsor="&ff;"
 370         arch="&arch.arm64;">The &man.bsdinstall.8; installer has been
 371         updated to default to <acronym>UEFI</acronym>-only
 372         boot.</para>
 373     </sect2>
 374
 375     <sect2 xml:id="userland-rc">
 376       <title><filename class="directory">/etc/rc.d</filename>
 377         Scripts</title>
 378
 379       <para>&nbsp;</para>
 380     </sect2>
 381
 382     <sect2 xml:id="userland-periodic">
 383       <title><filename class="directory">/etc/periodic</filename>
 384         Scripts</title>
 385
 386       <para>&nbsp;</para>
 387     </sect2>
 388
 389     <sect2 xml:id="userland-libraries">
 390       <title>Runtime Libraries and API</title>
 391
 392       <para>&nbsp;</para>
 393     </sect2>
 394
 395     <sect2 xml:id="userland-abi">
 396       <title>ABI Compatibility</title>
 397
 398       <para>&nbsp;</para>
 399     </sect2>
 400
 401     <sect2 xml:id="userland-debug">
 402       <title>Userland Debugging</title>
 403
 404       <para>&nbsp;</para>
 405     </sect2>
 406   </sect1>
 407
 408   <sect1 xml:id="kernel">
 409     <title>Kernel</title>
 410
 411     <para>This section covers changes to kernel configurations, system
 412       tuning, and system control parameters that are not otherwise
 413       categorized.</para>
 414
 415     <sect2 xml:id="kernel-general">
 416       <title>General Kernel Changes</title>
 417
 418       <para>&nbsp;</para>
 419     </sect2>
 420
 421     <sect2 xml:id="kernel-bugfix">
 422       <title>Kernel Bug Fixes</title>
 423
 424       <para>&nbsp;</para>
 425     </sect2>
 426
 427     <sect2 xml:id="kernel-config">
 428       <title>Kernel Configuration</title>
 429
 430       <para>&nbsp;</para>
 431     </sect2>
 432
 433     <sect2 xml:id="kernel-modules">
 434       <title>Kernel Modules</title>
 435
 436       <para>&nbsp;</para>
 437     </sect2>
 438
 439     <sect2 xml:id="kernel-sysctl">
 440       <title>System Tuning and Controls</title>
 441
 442       <para>&nbsp;</para>
 443     </sect2>
 444   </sect1>
 445
 446   <sect1 xml:id="drivers">
 447     <title>Devices and Drivers</title>
 448
 449     <para>This section covers changes and additions to devices and
 450       device drivers since &release.prev;.</para>
 451
 452     <sect2 xml:id="drivers-device">
 453       <title>Device Drivers</title>
 454
 455       <para revision="331586" contrib="sponsor"
 456         sponsor="&mellanox;">The &man.mlx5io.4; driver has been added,
 457         providing an interface to manage supported Connect-X&nbsp;4
 458         and Connect-X&nbsp;5 network adapters.</para>
 459
 460       <para revision="330307" contrib="sponsor"
 461         sponsor="&chelsio;">The &man.cxgbe.4; driver has been updated
 462         to firmware version 1.16.63.0 for T4, T5, and T6 network
 463         adapters.</para>
 464     </sect2>
 465
 466     <sect2 xml:id="drivers-storage">
 467       <title>Storage Drivers</title>
 468
 469       <para>&nbsp;</para>
 470     </sect2>
 471
 472     <sect2 xml:id="drivers-network">
 473       <title>Network Drivers</title>
 474
 475       <para>&nbsp;</para>
 476     </sect2>
 477   </sect1>
 478
 479   <sect1 xml:id="hardware">
 480     <title>Hardware Support</title>
 481
 482     <para>This section covers general hardware support for physical
 483       machines, hypervisors, and virtualization environments, as well
 484       as hardware changes and updates that do not otherwise fit in
 485       other sections of this document.</para>
 486
 487     <sect2 xml:id="hardware-support">
 488       <title>Hardware Support</title>
 489
 490       <para revision="331500">Support for the TAIO
 491         <acronym>USB</acronym> multi-protocol adapter
 492         (<acronym>TUMPA</acronym>) has been added.</para>
 493     </sect2>
 494
 495     <sect2 xml:id="hardware-virtualization">
 496       <title>Virtualization Support</title>
 497
 498       <para revision="321413">Support for &man.virtio.console.4; has
 499         been added to &man.bhyve.4;.</para>
 500     </sect2>
 501
 502     <sect2 xml:id="hardware-arm">
 503       <title>ARM Support</title>
 504
 505       <para>&nbsp;</para>
 506     </sect2>
 507   </sect1>
 508
 509   <sect1 xml:id="storage">
 510     <title>Storage</title>
 511
 512     <para>This section covers changes and additions to file systems
 513       and other storage subsystems, both local and networked.</para>
 514
 515     <sect2 xml:id="storage-general">
 516       <title>General Storage</title>
 517
 518       <para>&nbsp;</para>
 519     </sect2>
 520
 521     <sect2 xml:id="storage-net">
 522       <title>Networked Storage</title>
 523
 524       <para>&nbsp;</para>
 525     </sect2>
 526
 527     <sect2 xml:id="storage-zfs">
 528       <title>ZFS</title>
 529
 530       <para>&nbsp;</para>
 531     </sect2>
 532
 533     <sect2 xml:id="storage-geom">
 534       <title><literal>geom(4)</literal></title>
 535
 536       <para>&nbsp;</para>
 537     </sect2>
 538   </sect1>
 539
 540   <sect1 xml:id="boot">
 541     <title>Boot Loader Changes</title>
 542
 543     <para>This section covers the boot loader, boot menu, and other
 544       boot-related changes.</para>
 545
 546     <sect2 xml:id="boot-loader">
 547       <title>Boot Loader Changes</title>
 548
 549       <para revision="329114">The length of <acronym>GELI</acronym>
 550         passphrases entered when booting a system with encrypted disks
 551         is now hidden by default.  See the configuration options in
 552         &man.geli.8; to restore the previous behavior.</para>
 553     </sect2>
 554
 555     <sect2 xml:id="boot-menu">
 556       <title>Boot Menu Changes</title>
 557
 558       <para>&nbsp;</para>
 559     </sect2>
 560   </sect1>
 561
 562   <sect1 xml:id="network">
 563     <title>Networking</title>
 564
 565     <para>This section describes changes that affect networking in
 566       &os;.</para>
 567
 568     <sect2 xml:id="network-general">
 569       <title>General Network Changes</title>
 570
 571       <para>&nbsp;</para>
 572     </sect2>
 573
 574     <sect2 xml:id="network-protocols">
 575       <title>Network Protocols</title>
 576
 577       <para>&nbsp;</para>
 578     </sect2>
 579   </sect1>
 580
 581   <sect1 xml:id="ports">
 582     <title>Ports Collection and Package Infrastructure</title>
 583
 584     <para>This section covers changes to the &os;&nbsp;Ports
 585       Collection, package infrastructure, and package maintenance and
 586       installation tools.</para>
 587
 588     <sect2 xml:id="ports-infrastructure">
 589       <title>Infrastructure Changes</title>
 590
 591       <para>&nbsp;</para>
 592     </sect2>
 593
 594     <sect2 xml:id="ports-packages ">
 595       <title>Packaging Changes</title>
 596
 597       <para>&nbsp;</para>
 598     </sect2>
 599   </sect1>
 600
 601   <sect1 xml:id="doc">
 602     <title>Documentation</title>
 603
 604     <para>This section covers changes to the &os;&nbsp;Documentation
 605       Project sources and toolchain.</para>
 606
 607     <sect2 xml:id="doc-sources">
 608       <title>Documentation Source Changes</title>
 609
 610       <para>&nbsp;</para>
 611     </sect2>
 612
 613     <sect2 xml:id="doc-toolchain">
 614       <title>Documentation Toolchain Changes</title>
 615
 616       <para>&nbsp;</para>
 617     </sect2>
 618   </sect1>
 619
 620   <sect1 xml:id="releng">
 621     <title>Release Engineering and Integration</title>
 622
 623     <para>This section convers changes that are specific to the
 624       &os;&nbsp;Release Engineering processes.</para>
 625
 626     <sect2 xml:id="releng-changes">
 627       <title>Integration Changes</title>
 628
 629       <para revision="326892">Amazon&reg; EC2&trade; instances now
 630         keep their clocks synchronized using the Amazon Time Sync
 631         Service, the <acronym>NTP</acronym> service internal to the
 632         EC2&trade; infrastructure.</para>
 633     </sect2>
 634   </sect1>
 635 </article>