article.xml revision 270493
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]>
11<article xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink" version="5.0">
12<info>
13  <title>&os; &release.current; Release Notes</title>
14
15  <author>
16    <orgname>The &os; Project</orgname>
17  </author>
18
19  <pubdate>$FreeBSD: stable/10/release/doc/en_US.ISO8859-1/relnotes/article.xml 270493 2014-08-24 15:59:33Z gjb $</pubdate>
20
21  <copyright>
22    <year>2000</year>
23    <year>2001</year>
24    <year>2002</year>
25    <year>2003</year>
26    <year>2004</year>
27    <year>2005</year>
28    <year>2006</year>
29    <year>2007</year>
30    <year>2008</year>
31    <year>2009</year>
32    <year>2010</year>
33    <year>2011</year>
34    <year>2012</year>
35    <year>2013</year>
36    <year>2014</year>
37    <holder role="mailto:doc@FreeBSD.org">The &os; Documentation Project</holder>
38  </copyright>
39
40  <legalnotice xml:id="trademarks" role="trademarks">
41    &tm-attrib.freebsd;
42    &tm-attrib.ibm;
43    &tm-attrib.ieee;
44    &tm-attrib.intel;
45    &tm-attrib.sparc;
46    &tm-attrib.general;
47  </legalnotice>
48
49  <abstract>
50    <para>The release notes for &os; &release.current; contain
51      a summary of the changes made to the &os; base system on the
52      &release.branch; development line.  This document lists
53      applicable security advisories that were issued since the last
54      release, as well as significant changes to the &os; kernel and
55      userland.  Some brief remarks on upgrading are also
56      presented.</para>
57  </abstract>
58</info>
59
60<sect1 xml:id="intro">
61  <title>Introduction</title>
62
63  <para>This document contains the release notes for &os;
64    &release.current;.  It describes recently added, changed, or
65    deleted features of &os;.  It also provides some notes on
66    upgrading from previous versions of &os;.</para>
67
68  <para releasetype="current">The &release.type; distribution to which
69    these release notes apply represents the latest point along the
70    &release.branch; development branch since &release.branch; was
71    created.  Information regarding pre-built, binary &release.type;
72    distributions along this branch can be found at <uri
73      xlink:href="&release.url;">&release.url;</uri>.</para>
74
75  <para releasetype="snapshot">The &release.type; distribution to
76    which these release notes apply represents a point along the
77    &release.branch; development branch between &release.prev; and the
78    future &release.next;.  Information regarding pre-built, binary
79    &release.type; distributions along this branch can be found at
80    <uri xlink:href="&release.url;">&release.url;</uri>.</para>
81
82  <para releasetype="release">This distribution of &os;
83    &release.current; is a &release.type; distribution.  It can be
84    found at <uri xlink:href="&release.url;">&release.url;</uri> or
85    any of its mirrors.  More information on obtaining this (or other)
86    &release.type; distributions of &os; can be found in the <link
87      xlink:href="&url.books.handbook;/mirrors.html"><quote>Obtaining
88	&os;</quote> appendix</link> to the <link
89      xlink:href="&url.books.handbook;/">&os; Handbook</link>.</para>
90
91  <para>All users are encouraged to consult the release errata before
92    installing &os;.  The errata document is updated with
93    <quote>late-breaking</quote> information discovered late in the
94    release cycle or after the release.  Typically, it contains
95    information on known bugs, security advisories, and corrections to
96    documentation.  An up-to-date copy of the errata for &os;
97    &release.current; can be found on the &os; Web site.</para>
98</sect1>
99
100<sect1 xml:id="new">
101  <title>What's New</title>
102
103  <para>This section describes the most user-visible new or changed
104    features in &os; since &release.prev;.</para>
105
106  <para>Typical release note items document recent security advisories
107    issued after &release.prev;, new drivers or hardware support, new
108    commands or options, major bug fixes, or contributed software
109    upgrades.  They may also list changes to major ports/packages or
110    release engineering practices.  Clearly the release notes cannot
111    list every single change made to &os; between releases; this
112    document focuses primarily on security advisories, user-visible
113    changes, and major architectural improvements.</para>
114
115  <sect2 xml:id="security">
116    <title>Security Advisories</title>
117
118    <para>&nbsp;</para>
119
120  </sect2>
121
122  <sect2 xml:id="kernel">
123    <title>Kernel Changes</title>
124
125    <para revision="260338">The <literal>vfs.zfs.zio.use_uma</literal>
126      &man.sysctl.8; has been re-enabled.  On multi-CPU machines with
127      enough RAM, this can easily double &man.zfs.8; performance or
128      reduce CPU usage in half.  It was originally disabled due to
129      memory and <acronym>KVA</acronym> exhaustion problem reports,
130      which should be resolved due to several change in the VM
131      subsystem.</para>
132
133    <para revision="260385" contrib="sponsor" sponsor="&ix;">The
134      &man.geom.4; RAID driver has been
135      updated to support unmapped I/O.</para>
136
137    <para revision="260431">A new &man.sysctl.8;,
138      <literal>kern.panic_reboot_wait_time</literal>, has been added,
139      which allows controlling how long the system will wait after
140      &man.panic.9; before rebooting.</para>
141
142    <para revision="260857">The &man.virtio_blk.4; driver has been
143      updated to support unmapped I/O.</para>
144
145    <para revision="260858">The &man.virtio_scsi.4; driver has been
146      updated to support unmapped I/O.</para>
147
148    <para revision="262861">The &man.vt.4; driver has been merged
149      from &os;-CURRENT.  To enable &man.vt.4;, enter
150      <literal>set kern.vty=vt</literal> at the &man.loader.8; prompt
151      during boot, or add <literal>kern.vty=vt</literal> to
152      &man.loader.conf.5; and reboot the system.</para>
153
154    <para revision="262967">Support for MegaRAID Fury cards has been
155      added to the &man.mfi.4; driver.</para>
156
157    <para revision="263024">The &man.aacraid.4; driver has been
158      updated to version 3.2.5.</para>
159
160    <para revision="263122">Support for &man.hwpmc.4; has been added
161      for &powerpc;&nbsp;970 class processors.</para>
162
163    <para revision="263197">Support for ADT7460 and ADT7467 fan
164      controllers found in newer PowerBooks&trade; and
165      iBooks&trade; has been added to the &man.iicbus.4;
166      driver.</para>
167
168    <para revision="263256">A panic triggered by removing
169      a &man.urtwn.4; device has been fixed.</para>
170
171    <para revision="263799">A potential deadlock in the &man.usb.4;
172      stack triggered by detaching USB devices that create character
173      devices has been fixed.</para>
174
175    <para revision="263869">Support for &amd;&nbsp;Family 16h sensor
176      devices has been added to &man.amdtemp.4;.</para>
177
178    <para revision="264522">Support for LUN-based CD changers has been
179      removed from the &man.cd.4; driver.</para>
180
181    <para revision="264734">Support for 9th generation HP host bus
182      adapter cards has been added to &man.ciss.4;.</para>
183
184    <para revision="265388" contrib="sponsor" sponsor="&lsi;">The
185      &man.mpr.4; device has been added,
186      providing support for LSI Fusion-MPT 3 12Gb SCSI/SATA
187      controllers.</para>
188
189    <para revision="265922" contrib="sponsor" sponsor="&lsi;">The
190      &man.mrsas.4; driver has been added,
191      providing support for LSI MegaRAID SAS controllers.  The
192      &man.mfi.4; driver will attach to the controller, by default.
193      To enable &man.mrsas.4; add
194      <literal>hw.mfi.mrsas_enable=1</literal> to
195      <filename>/boot/loader.conf</filename>, which turns off
196      &man.mfi.4; device probing.</para>
197
198    <note>
199      <para>At this time, the &man.mfiutil.8; utility and
200	the &os; version of
201	<application>MegaCLI</application> and
202	<application>StorCli</application> do not work with
203	&man.mrsas.4;.</para>
204    </note>
205
206    <para revision="266165">A kernel bug that inhibited proper
207      functionality of the <literal>dev.cpu.0.freq</literal>
208      &man.sysctl.8; on &intel; processors with Turbo
209      Boost&nbsp;&trade; enabled has been fixed.</para>
210
211    <sect3 xml:id="kernel-virtualization">
212      <title>Virtualization support</title>
213
214      <para revision="259450">Support for &microsoft; Hyper-V
215	has been added to &os;/i386 as loadable modules, however
216	not available in the <filename>GENERIC</filename> kernel
217	configuration.</para>
218
219      <para revision="261090">The &man.bhyve.4; hypervisor now
220	supports soft power-off functionality via the ACPI S5
221	state.</para>
222    </sect3>
223
224    <sect3 xml:id="kernel-arm">
225      <title>ARM support</title>
226
227      <para revision="259355">The <filename>WANDBOARD</filename>
228	kernel configuration file has been added.</para>
229
230    </sect3>
231
232    <sect3 xml:id="boot">
233      <title>Boot Loader Changes</title>
234
235      <para revision="262701">A kernel selection menu has been added
236	to &man.loader.8;.  If the <quote>beastie menu</quote> is
237	enabled, the kernel to boot may be selected from the kernel
238	selection menu.  Additional kernels may be listed in
239	&man.loader.conf.5; as a comma- or space-separated list.  By
240	default, <literal>kernel</literal> and
241	<literal>kernel.old</literal> are listed.</para>
242    </sect3>
243
244    <sect3 xml:id="proc">
245      <title>Hardware Support</title>
246
247      <para>&nbsp;</para>
248
249      <sect4 xml:id="mm">
250	<title>Multimedia Support</title>
251
252	<para>&nbsp;</para>
253
254      </sect4>
255
256      <sect4 xml:id="net-if">
257	<title>Network Interface Support</title>
258
259	<para revision="259453">Support for Ralink RT5370 and
260	  RT5372 chipsets has been added to the &man.run.4;
261	  driver.</para>
262
263	<para revision="260120">Firmware for the &man.run.4; driver
264	  has been updated to version 0.33.</para>
265
266	<para revision="261868">Support for the Ralink RT3593
267	  chipset has been added to the &man.run.4; driver.</para>
268
269	<para revision="261972">The &man.nve.4; driver is now
270	  deprecated, and the &man.nfe.4; driver should be used
271	  instead.</para>
272
273	<para revision="262137">Support for the &man.axge.4; driver
274	  has been added.  This driver supports the ASIX AX88178A and
275	  AX88179 USB ethernet adapters.  The AX88178A supports USB
276	  2.0, and the AX88179 supports USB 2.0 and 3.0.</para>
277
278	<para revision="262363">The &man.urndis.4; driver has been
279	  imported from OpenBSD.</para>
280      </sect4>
281    </sect3>
282
283    <sect3 xml:id="net-proto">
284      <title>Network Protocols</title>
285
286      <para>&nbsp;</para>
287
288    </sect3>
289
290    <sect3 xml:id="disks">
291      <title>Disks and Storage</title>
292
293      <para revision="259328" contrib="sponsor"
294	sponsor="&ff;">The &man.geom.8; <literal>label</literal> class
295	is now aware of resized partitions.  This corrects an issue
296	where <command>geom resize</command> would resize the
297	partition, but the label provider in <filename
298	  class="directory">/dev/gptid/</filename> would not be
299	resized.</para>
300
301      <para revision="260502">The &man.gmirror.8;
302	utility now has a <literal>resize</literal> command, making
303	it easier to resize the size of a mirror when all of its
304	components have been replaced.</para>
305
306      <para revision="268091">Support for the
307	<literal>disklabel64</literal> partitioning scheme has been
308	added to &man.gpart.8;.</para>
309    </sect3>
310
311    <sect3 xml:id="fs">
312      <title>File Systems</title>
313
314      <para revision="260178" contrib="vendor"
315	vendor="&netflix;">A new flag, <literal>-R</literal>,
316	has been added to the &man.fsck.ffs.8; utility.  When used,
317	&man.fsck.ffs.8; will restart itself when too many critical
318	errors have been detected.</para>
319
320      <para revision="263407">The &man.zfs.8; filesystem has been
321	updated to implement <quote>bookmarks</quote>.  See
322	&man.zfs.8; for further details.</para>
323    </sect3>
324  </sect2>
325
326  <sect2 xml:id="userland">
327    <title>Userland Changes</title>
328
329    <para revision="260177" contrib="sponsor"
330      sponsor="&netflix;">A new flag is added to &man.camcontrol.8;,
331      <literal>-b</literal>, which outputs the existing buses and
332      their parents.</para>
333
334    <para revision="262075">The &man.newsyslog.8; utility has been
335      updated to rotate files based on the actual file size instead
336      of the blocks on disk.  This matches the behavior documented in
337      &man.newsyslog.conf.5;.</para>
338
339    <para revision="262384">The location of the &man.rctl.8;
340      configuration file can now be overridden in &man.rc.conf.5;.
341      To use a non-default location, set <literal>rctl_rules</literal>
342      in &man.rc.conf.5; to the location of the file.</para>
343
344    <para revision="262855">The <application>ATF</application> test
345      suite has been updated to version 0.20.</para>
346
347    <para revision="263019">The <literal>libucl</literal> library
348      (Unified Configuration Library) has been merged from
349      &os;-CURRENT.</para>
350
351    <para revision="263020">The &man.pkg.7; bootstrapping utility has
352      been synced with the version in &os;-CURRENT.</para>
353
354    <para revision="263403">The &man.zfs.8; userland utility has been
355      updated to include aliases for <command>snapshot</command>,
356      which allows use of <command>zfs list -t snap</command> and
357      <command>zfs snap</command>.</para>
358
359    <para revision="263405">The &man.zfs.8; userland utility has been
360      updated to include a new flag to <command>zfs list</command>,
361      <literal>-p</literal>, which when specified, prints the output
362      in a parsable format.</para>
363
364    <para revision="263508">The &man.clang.1;/llvm suite has been
365      updated to version 3.4.</para>
366
367    <para revision="263783">The Blowfish password format
368      implementation updated.  Support for &dollar;2b&dollar; has
369      been added, allowing use of passwords greater than 256
370      characters long.</para>
371
372    <para revision="264497">The &man.iconv.3; library has been
373      updated to match NetBSD, providing several bug fixes.</para>
374
375    <para revision="266279">The &man.ps.1; utility has been
376      updated to include the <literal>-J</literal> flag, used to
377      filter output by matching &man.jail.8; IDs and names.
378      Additionally, argument <literal>0</literal> can be used to
379      <literal>-J</literal> to only list processes running on the
380      host system.</para>
381
382    <para revision="266280">The &man.top.1; utility has been updated
383      to filter by &man.jail.8; ID or name, in followup to the
384      &man.ps.1; change in <literal>r265229</literal>.</para>
385
386    <para revision="266890">The &man.pmcstat.8; utility has been
387      updated to include a new flag, <literal>-l</literal>, which
388      ends event collection after the specified number of
389      seconds.</para>
390
391    <para revision="267113">The default &man.newsyslog.conf.5; now
392      includes files in the
393      <filename>/etc/newsyslog.conf.d/</filename> and
394      <filename>/usr/local/etc/newsyslog.conf.d/</filename>
395      directories by default for &man.newsyslog.8;.</para>
396
397    <para revision="267236">A new flag, <quote>onifconsole</quote> has
398      been added to <filename>/etc/ttys</filename>.  This allows the
399      system to provide a login prompt via serial console if the
400      device is an active kernel console, otherwise it is equivalent
401      to <literal>off</literal>.</para>
402
403    <para revision="268161">The &man.mkimg.1; utility has been merged
404      from &os;-CURRENT.</para>
405
406    <sect3 xml:id="rc-scripts">
407      <title><filename>/etc/rc.d</filename> Scripts</title>
408
409      <para revision="264438">The <filename>network.subr</filename>
410	&man.rc.8; script has been updated to loosen the requirement
411	of listing network aliases in numeric order.  Previously,
412	a network alias of
413	<literal>_alias<replaceable>2</replaceable></literal>
414	would not be created if
415	<literal>_alias<replaceable>1</replaceable></literal> was
416	not defined.</para>
417    </sect3>
418  </sect2>
419
420  <sect2 xml:id="contrib">
421    <title>Contributed Software</title>
422
423    <para revision="263285">The &man.xz.1; utility has been updated
424      to a post-5.0.5 snapshot.</para>
425
426    <para revision="263369" contrib="sponsor"
427      sponsor="&darpa_afrl;">The &man.lldb.1; debugging library has
428      been updated to the r196322 snapshot.</para>
429
430    <para revision="263906">The timezone database has been updated to
431      version tzdata2014b.</para>
432
433    <para revision="264377"><application>OpenSSH</application> has
434      been updated to version 6.6p1.</para>
435
436    <para revision="266692"><application>Sendmail</application>
437      has been updated to 8.14.9.</para>
438
439    <para revision="267258"><application>OpenSSL</application> has
440      been updated to version 1.0.1h.</para>
441  </sect2>
442
443  <sect2 xml:id="ports">
444    <title>Ports/Packages Collection Infrastructure</title>
445
446    <para>&nbsp;</para>
447
448  </sect2>
449
450  <sect2 xml:id="releng">
451    <title>Release Engineering and Integration</title>
452
453    <para revision="263028">The &man.services.mkdb.8; utility has
454      been updated to include endianness awareness, allowing the
455      <filename>services.db</filename> database to be created as
456      part of the release build, regardless of native- or
457      cross-built releases.</para>
458  </sect2>
459
460  <sect2 xml:id="doc">
461    <title>Documentation</title>
462
463    <para>&nbsp;</para>
464
465  </sect2>
466</sect1>
467
468<sect1 xml:id="upgrade">
469  <title>Upgrading from Previous Releases of &os;</title>
470
471  <para arch="amd64,i386">Binary upgrades between RELEASE versions
472    (and snapshots of the various security branches) are supported
473    using the &man.freebsd-update.8; utility.  The binary upgrade
474    procedure will update unmodified userland utilities, as well as
475    unmodified GENERIC or SMP kernels distributed as a part of an
476    official &os; release.  The &man.freebsd-update.8; utility
477    requires that the host being upgraded have Internet
478    connectivity.</para>
479
480  <para>Source-based upgrades (those based on recompiling the &os;
481    base system from source code) from previous versions are
482    supported, according to the instructions in
483    <filename>/usr/src/UPDATING</filename>.</para>
484
485  <important>
486    <para>Upgrading &os; should only be attempted after
487      backing up <emphasis>all</emphasis> data and configuration
488      files.</para>
489  </important>
490</sect1>
491</article>
492