article.xml revision 270369
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 270369 2014-08-22 20:32:13Z 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> </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="265388" contrib="sponsor" sponsor="&lsi;">The 143 &man.mpr.4; device has been added, 144 providing support for LSI Fusion-MPT 3 12Gb SCSI/SATA 145 controllers.</para> 146 147 <para revision="265922" contrib="sponsor" sponsor="&lsi;">The 148 &man.mrsas.4; driver has been added, 149 providing support for LSI MegaRAID SAS controllers. The 150 &man.mfi.4; driver will attach to the controller, by default. 151 To enable &man.mrsas.4; add 152 <literal>hw.mfi.mrsas_enable=1</literal> to 153 <filename>/boot/loader.conf</filename>, which turns off 154 &man.mfi.4; device probing.</para> 155 156 <note> 157 <para>At this time, the &man.mfiutil.8; utility and 158 the &os; version of 159 <application>MegaCLI</application> and 160 <application>StorCli</application> do not work with 161 &man.mrsas.4;.</para> 162 </note> 163 164 <para revision="266165">A kernel bug that inhibited proper 165 functionality of the <literal>dev.cpu.0.freq</literal> 166 &man.sysctl.8; on &intel; processors with Turbo 167 Boost ™ enabled has been fixed.</para> 168 169 <sect3 xml:id="kernel-virtualization"> 170 <title>Virtualization support</title> 171 172 <para revision="259450">Support for µsoft; Hyper-V 173 has been added to &os;/i386 as loadable modules, however 174 not available in the <filename>GENERIC</filename> kernel 175 configuration.</para> 176 </sect3> 177 178 <sect3 xml:id="kernel-arm"> 179 <title>ARM support</title> 180 181 <para revision="259355">The <filename>WANDBOARD</filename> 182 kernel configuration file has been added.</para> 183 184 </sect3> 185 186 <sect3 xml:id="boot"> 187 <title>Boot Loader Changes</title> 188 189 <para> </para> 190 191 </sect3> 192 193 <sect3 xml:id="proc"> 194 <title>Hardware Support</title> 195 196 <para> </para> 197 198 <sect4 xml:id="mm"> 199 <title>Multimedia Support</title> 200 201 <para> </para> 202 203 </sect4> 204 205 <sect4 xml:id="net-if"> 206 <title>Network Interface Support</title> 207 208 <para revision="259453">Support for Ralink RT5370 and 209 RT5372 chipsets has been added.</para> 210 211 <para revision="260120">Firmware for the &man.run.4; driver 212 has been updated to version 0.33.</para> 213 </sect4> 214 </sect3> 215 216 <sect3 xml:id="net-proto"> 217 <title>Network Protocols</title> 218 219 <para> </para> 220 221 </sect3> 222 223 <sect3 xml:id="disks"> 224 <title>Disks and Storage</title> 225 226 <para revision="259328" contrib="sponsor" 227 sponsor="&ff;">The &man.geom.8; <literal>label</literal> class 228 is now aware of resized partitions. This corrects an issue 229 where <command>geom resize</command> would resize the 230 partition, but the label provider in <filename 231 class="directory">/dev/gptid/</filename> would not be 232 resized.</para> 233 234 <para revision="268091">Support for the 235 <literal>disklabel64</literal> partitioning scheme has been 236 added to &man.gpart.8;.</para> 237 </sect3> 238 239 <sect3 xml:id="fs"> 240 <title>File Systems</title> 241 242 <para revision="260178" contrib="vendor" 243 vendor="&netflix;">A new flag, <literal>-R</literal>, 244 has been added to the &man.fsck.ffs.8; utility. When used, 245 &man.fsck.ffs.8; will restart itself when too many critical 246 errors have been detected.</para> 247 </sect3> 248 </sect2> 249 250 <sect2 xml:id="userland"> 251 <title>Userland Changes</title> 252 253 <para revision="260177" contrib="sponsor" 254 sponsor="&netflix;">A new flag is added to &man.camcontrol.8;, 255 <literal>-b</literal>, which outputs the existing buses and 256 their parents.</para> 257 258 <para revision="266279">The &man.ps.1; utility has been 259 updated to include the <literal>-J</literal> flag, used to 260 filter output by matching &man.jail.8; IDs and names. 261 Additionally, argument <literal>0</literal> can be used to 262 <literal>-J</literal> to only list processes running on the 263 host system.</para> 264 265 <para revision="266280">The &man.top.1; utility has been updated 266 to filter by &man.jail.8; ID or name, in followup to the 267 &man.ps.1; change in <literal>r265229</literal>.</para> 268 269 <para revision="266890">The &man.pmcstat.8; utility has been 270 updated to include a new flag, <literal>-l</literal>, which 271 ends event collection after the specified number of 272 seconds.</para> 273 274 <para revision="267113">The default &man.newsyslog.conf.5; now 275 includes files in the 276 <filename>/etc/newsyslog.conf.d/</filename> and 277 <filename>/usr/local/etc/newsyslog.conf.d/</filename> 278 directories by default for &man.newsyslog.8;.</para> 279 280 <para revision="267236">A new flag, <quote>onifconsole</quote> has 281 been added to <filename>/etc/ttys</filename>. This allows the 282 system to provide a login prompt via serial console if the 283 device is an active kernel console, otherwise it is equivalent 284 to <literal>off</literal>.</para> 285 286 <para revision="268161">The &man.mkimg.1; utility has been merged 287 from &os;-CURRENT.</para> 288 289 <sect3 xml:id="rc-scripts"> 290 <title><filename>/etc/rc.d</filename> Scripts</title> 291 292 <para> </para> 293 294 </sect3> 295 </sect2> 296 297 <sect2 xml:id="contrib"> 298 <title>Contributed Software</title> 299 300 <para revision="264377"><application>OpenSSH</application> has 301 been updated to version 6.6p1.</para> 302 303 <para revision="266692"><application>Sendmail</application> 304 has been updated to 8.14.9.</para> 305 306 <para revision="267258"><application>OpenSSL</application> has 307 been updated to version 1.0.1h.</para> 308 </sect2> 309 310 <sect2 xml:id="ports"> 311 <title>Ports/Packages Collection Infrastructure</title> 312 313 <para> </para> 314 315 </sect2> 316 317 <sect2 xml:id="releng"> 318 <title>Release Engineering and Integration</title> 319 320 <para> </para> 321 322 </sect2> 323 324 <sect2 xml:id="doc"> 325 <title>Documentation</title> 326 327 <para> </para> 328 329 </sect2> 330</sect1> 331 332<sect1 xml:id="upgrade"> 333 <title>Upgrading from Previous Releases of &os;</title> 334 335 <para arch="amd64,i386">Binary upgrades between RELEASE versions 336 (and snapshots of the various security branches) are supported 337 using the &man.freebsd-update.8; utility. The binary upgrade 338 procedure will update unmodified userland utilities, as well as 339 unmodified GENERIC or SMP kernels distributed as a part of an 340 official &os; release. The &man.freebsd-update.8; utility 341 requires that the host being upgraded have Internet 342 connectivity.</para> 343 344 <para>Source-based upgrades (those based on recompiling the &os; 345 base system from source code) from previous versions are 346 supported, according to the instructions in 347 <filename>/usr/src/UPDATING</filename>.</para> 348 349 <important> 350 <para>Upgrading &os; should only be attempted after 351 backing up <emphasis>all</emphasis> data and configuration 352 files.</para> 353 </important> 354</sect1> 355</article> 356