article.xml revision 270819
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" 12 xmlns:xlink="http://www.w3.org/1999/xlink" version="5.0"> 13 14 <info> 15 <title>&os; &release.current; Release Notes</title> 16 17 <author> 18 <orgname>The &os; Project</orgname> 19 </author> 20 21 <pubdate>$FreeBSD: stable/10/release/doc/en_US.ISO8859-1/relnotes/article.xml 270819 2014-08-29 13:56:10Z gjb $</pubdate> 22 23 <copyright> 24 <year>2000</year> 25 <year>2001</year> 26 <year>2002</year> 27 <year>2003</year> 28 <year>2004</year> 29 <year>2005</year> 30 <year>2006</year> 31 <year>2007</year> 32 <year>2008</year> 33 <year>2009</year> 34 <year>2010</year> 35 <year>2011</year> 36 <year>2012</year> 37 <year>2013</year> 38 <year>2014</year> 39 <holder role="mailto:doc@FreeBSD.org">The &os; Documentation 40 Project</holder> 41 </copyright> 42 43 <legalnotice xml:id="trademarks" role="trademarks"> 44 &tm-attrib.freebsd; 45 &tm-attrib.ibm; 46 &tm-attrib.ieee; 47 &tm-attrib.intel; 48 &tm-attrib.sparc; 49 &tm-attrib.general; 50 </legalnotice> 51 52 <abstract> 53 <para>The release notes for &os; &release.current; contain 54 a summary of the changes made to the &os; base system on the 55 &release.branch; development line. This document lists 56 applicable security advisories that were issued since the last 57 release, as well as significant changes to the &os; kernel and 58 userland. Some brief remarks on upgrading are also 59 presented.</para> 60 </abstract> 61 </info> 62 63 <sect1 xml:id="intro"> 64 <title>Introduction</title> 65 66 <para>This document contains the release notes for &os; 67 &release.current;. It describes recently added, changed, or 68 deleted features of &os;. It also provides some notes on 69 upgrading from previous versions of &os;.</para> 70 71 <para releasetype="current">The &release.type; distribution to 72 which these release notes apply represents the latest point 73 along the &release.branch; development branch since 74 &release.branch; was created. Information regarding pre-built, 75 binary &release.type; distributions along this branch can be 76 found at <uri 77 xlink:href="&release.url;">&release.url;</uri>.</para> 78 79 <para releasetype="snapshot">The &release.type; distribution to 80 which these release notes apply represents a point along the 81 &release.branch; development branch between &release.prev; and 82 the future &release.next;. Information regarding pre-built, 83 binary &release.type; distributions along this branch can be 84 found at <uri 85 xlink:href="&release.url;">&release.url;</uri>.</para> 86 87 <para releasetype="release">This distribution of &os; 88 &release.current; is a &release.type; distribution. It can be 89 found at <uri xlink:href="&release.url;">&release.url;</uri> or 90 any of its mirrors. More information on obtaining this (or 91 other) &release.type; distributions of &os; can be found in the 92 <link 93 xlink:href="&url.books.handbook;/mirrors.html"><quote>Obtaining 94 &os;</quote> appendix</link> to the <link 95 xlink:href="&url.books.handbook;/">&os; 96 Handbook</link>.</para> 97 98 <para>All users are encouraged to consult the release errata 99 before installing &os;. The errata document is updated with 100 <quote>late-breaking</quote> information discovered late in the 101 release cycle or after the release. Typically, it contains 102 information on known bugs, security advisories, and corrections 103 to documentation. An up-to-date copy of the errata for &os; 104 &release.current; can be found on the &os; Web site.</para> 105 </sect1> 106 107 <sect1 xml:id="new"> 108 <title>What's New</title> 109 110 <para>This section describes the most user-visible new or changed 111 features in &os; since &release.prev;.</para> 112 113 <para>Typical release note items document recent security 114 advisories issued after &release.prev;, new drivers or hardware 115 support, new commands or options, major bug fixes, or 116 contributed software upgrades. They may also list changes to 117 major ports/packages or release engineering practices. Clearly 118 the release notes cannot list every single change made to &os; 119 between releases; this document focuses primarily on security 120 advisories, user-visible changes, and major architectural 121 improvements.</para> 122 123 <sect2 xml:id="security"> 124 <title>Security Advisories</title> 125 126 <para> </para> 127 128 </sect2> 129 130 <sect2 xml:id="kernel"> 131 <title>Kernel Changes</title> 132 133 <para revision="260431">A new &man.sysctl.8;, 134 <literal>kern.panic_reboot_wait_time</literal>, has been 135 added, which allows controlling how long the system will wait 136 after &man.panic.9; before rebooting.</para> 137 138 <para revision="262861">The &man.vt.4; driver has been merged 139 from &os;-CURRENT. To enable &man.vt.4;, enter 140 <literal>set kern.vty=vt</literal> at the &man.loader.8; 141 prompt during boot, or add <literal>kern.vty=vt</literal> to 142 &man.loader.conf.5; and reboot the system.</para> 143 144 <para revision="263122">Support for &man.hwpmc.4; has been added 145 for &powerpc; 970 class processors.</para> 146 147 <para revision="263197">Support for ADT7460 and ADT7467 fan 148 controllers found in newer PowerBooks™ and 149 iBooks™ has been added to the &man.iicbus.4; 150 driver.</para> 151 152 <para revision="263256">A panic triggered by removing 153 a &man.urtwn.4; device has been fixed.</para> 154 155 <para revision="263799">A potential deadlock in the &man.usb.4; 156 stack triggered by detaching USB devices that create character 157 devices has been fixed.</para> 158 159 <para revision="263869">Support for &amd; Family 16h sensor 160 devices has been added to &man.amdtemp.4;.</para> 161 162 <para revision="265610">The &man.uslcom.4; driver has been 163 updated to support 26 new devices.</para> 164 165 <para revision="266165">A kernel bug that inhibited proper 166 functionality of the <literal>dev.cpu.0.freq</literal> 167 &man.sysctl.8; on &intel; processors with Turbo 168 Boost™ enabled has been fixed.</para> 169 170 <para revision="266436">The &man.uart.4; driver has been 171 updated to include support for the &intel; Lynx Point 172 KT <acronym>AMT</acronym> serial port.</para> 173 174 <para revision="266594">The <literal>radeonkms(4)</literal> 175 driver has been updated to include 32-bit &man.ioctl.2; 176 support, allowing 32-bit applications to run on a 64-bit 177 system.</para> 178 179 <para revision="266718">A bug that would prevent 180 a &man.jail.8; from setting the correct IPv4 source address 181 with some operations that required 182 <literal>security.jail.allow_raw_sockets</literal> has been 183 fixed.</para> 184 185 <para revision="266911">The &man.hwpmc.4; driver has been 186 updated to support core events from the Atom™ 187 Silvermont architecture.</para> 188 189 <para revision="268046">The &man.oce.4; driver has been updated 190 with vendor-supplied fixes for big endian support, and 20GB/s 191 and 25GB/s link speeds.</para> 192 193 <para revision="270630">The &os; virtual memory subsystem 194 has been updated to implement <quote>fast path</quote> for 195 the page fault handler.</para> 196 197 <sect3 xml:id="kernel-virtualization"> 198 <title>Virtualization Support</title> 199 200 <para revision="259450">Support for µsoft; Hyper-V 201 has been added to &os;/i386 as loadable modules, however 202 not available in the <filename>GENERIC</filename> kernel 203 configuration.</para> 204 205 <para revision="261090">The &man.bhyve.4; hypervisor now 206 supports soft power-off functionality via the ACPI S5 207 state.</para> 208 209 <para revision="267399">Support for &os;/i386 guests has been 210 added to &man.bhyve.4;.</para> 211 212 <para revision="267427">Support for virtualized 213 <literal>XSAVE</literal> has been added to &man.bhyve.4;, 214 allowing guest operating systems to use 215 <literal>XSAVE</literal> and 216 <literal>XSAVE</literal>-enabled features, such as 217 <acronym>AVX</acronym>.</para> 218 219 <para revision="268932">The &man.bhyve.4; hypervisor now 220 supports booting from a &man.zfs.8; filesystem.</para> 221 222 <para revision="268933">A new driver, &man.virtio_random.4;, 223 has been added, which allows &os; virtual machines to 224 harvest entropy from the hypervisor.</para> 225 226 <para revision="270159">The &man.bhyve.4; hypervisor has been 227 synced with the version in &os;-CURRENT.</para> 228 229 <para>A number of enhancements have been added, and several 230 bug fixes, including:</para> 231 232 <itemizedlist> 233 <listitem> 234 <para>Post-mortem debugging has been added when 235 a guest virtual machine exits with an 236 <quote><acronym>EPT</acronym> Misconfiguration</quote> 237 error.</para> 238 </listitem> 239 240 <listitem> 241 <para>The hypervisor &man.virtio.4; <acronym>API</acronym> 242 has been expanded from 32- to 64-bit.</para> 243 </listitem> 244 245 <listitem> 246 <para>Support for identifying capabilities of the virtual 247 <acronym>CPU</acronym> has been added.</para> 248 </listitem> 249 250 <listitem> 251 <para>Support for emulating legacy x86 task 252 switching has been added.</para> 253 </listitem> 254 255 <listitem> 256 <para>Support to list the VT-x features in base kernel 257 &man.dmesg.8; has been added.</para> 258 </listitem> 259 260 <listitem> 261 <para>Support for extended PCI configuration space 262 has been added.</para> 263 </listitem> 264 </itemizedlist> 265 </sect3> 266 267 <sect3 xml:id="kernel-arm"> 268 <title>ARM Support</title> 269 270 <para revision="259355">The <filename>WANDBOARD</filename> 271 kernel configuration file has been added.</para> 272 273 <para revision="265067">Boot devices may now be specified by 274 setting a u-boot environment variable. If a boot device is 275 not specified, the probe mechanism will be used. To specify 276 the boot device, set the 277 <literal>loaderdev=<replaceable>device</replaceable></literal> 278 u-boot environment variable.</para> 279 280 <para revision="266000">The <literal>nexus(4)</literal> driver 281 has been updated to include <quote>Flattened Device 282 Tree</quote> support, replacing the &man.fdtbus.4; driver 283 in most cases.</para> 284 285 <para revision="266105">The &man.gpioiic.4; and 286 &man.gpioled.4; have been merged from &os;-CURRENT.</para> 287 288 <para>Support for hardware floating point was added to the 289 kernel, and enabled by default in the configuration files 290 for all platforms that contain the required hardware.</para> 291 292 <para><application>C++</application> exception handling now 293 works with <application>GCC</application>.</para> 294 295 <para>Support for <acronym>SMP</acronym> was added to the 296 kernel, and enabled by default in the configuration files 297 for all platforms that contain multi-core CPUs.</para> 298 299 <para>Support was added for:</para> 300 301 <itemizedlist> 302 <listitem> 303 <para>CHROMEBOOK (Samsung Exynos 5250)</para> 304 </listitem> 305 306 <listitem> 307 <para>COLIBRI (Freescale Vybrid)</para> 308 </listitem> 309 310 <listitem> 311 <para>COSMIC (Freescale Vybrid)</para> 312 </listitem> 313 314 <listitem> 315 <para>IMX53-QSB (Freescale i.MX53)</para> 316 </listitem> 317 318 <listitem> 319 <para>QUARTZ (Freescale Vybrid)</para> 320 </listitem> 321 322 <listitem> 323 <para>RADXA (Rockchip rk30xx)</para> 324 </listitem> 325 326 <listitem> 327 <para>WANDBOARD (Freescale i.MX6)</para> 328 </listitem> 329 </itemizedlist> 330 331 <para>An <acronym>I2C</acronym> driver was added for 332 the RaspberryPi.</para> 333 334 <para>Drivers have been added to support <acronym>TI</acronym> 335 platforms, such as BEAGLEBONE and PANDABOARD:</para> 336 337 <itemizedlist> 338 <listitem> 339 <para>PRUSS (Programmable Realtime Unit Subsystem)</para> 340 </listitem> 341 342 <listitem> 343 <para>MBOX (Mailbox hardware)</para> 344 </listitem> 345 346 <listitem> 347 <para>SDHCI (new faster driver for 348 <acronym>MMC</acronym>/<acronym>SD</acronym> 349 storage)</para> 350 </listitem> 351 352 <listitem> 353 <para>PPS (Pulse Per Second input on a 354 <acronym>GPIO</acronym>/timer pin)</para> 355 </listitem> 356 357 <listitem> 358 <para>PWM (Pulse Width Modulation output)</para> 359 </listitem> 360 361 <listitem> 362 <para>ADC (Analog to Digital converter)</para> 363 </listitem> 364 </itemizedlist> 365 </sect3> 366 367 <sect3 xml:id="boot"> 368 <title>Boot Loader Changes</title> 369 370 <para revision="262701">A kernel selection menu has been added 371 to &man.loader.8;. If the <quote>beastie menu</quote> is 372 enabled, the kernel to boot may be selected from the kernel 373 selection menu. Additional kernels may be listed in 374 &man.loader.conf.5; as a comma- or space-separated list. By 375 default, <literal>kernel</literal> and 376 <literal>kernel.old</literal> are listed.</para> 377 </sect3> 378 379 <sect3 xml:id="proc"> 380 <title>Hardware Support</title> 381 382 <para> </para> 383 384 <sect4 xml:id="mm"> 385 <title>Multimedia Support</title> 386 387 <para> </para> 388 389 </sect4> 390 391 <sect4 xml:id="net-if"> 392 <title>Network Interface Support</title> 393 394 <para revision="259453">Support for Ralink RT5370 and 395 RT5372 chipsets has been added to the &man.run.4; 396 driver.</para> 397 398 <para revision="260120">Firmware for the &man.run.4; driver 399 has been updated to version 0.33.</para> 400 401 <para revision="261868">Support for the Ralink RT3593 402 chipset has been added to the &man.run.4; driver.</para> 403 404 <para revision="261972">The &man.nve.4; driver is now 405 deprecated, and the &man.nfe.4; driver should be used 406 instead.</para> 407 408 <para revision="262137">Support for the &man.axge.4; driver 409 has been added. This driver supports the ASIX AX88178A 410 and AX88179 USB ethernet adapters. The AX88178A supports 411 USB 2.0, and the AX88179 supports USB 2.0 and 3.0.</para> 412 413 <para revision="262363">The &man.urndis.4; driver has been 414 imported from OpenBSD.</para> 415 416 <para revision="264866">Support for multiple 417 transmitter/receiver queues has been added to the 418 &man.vmx.4; driver.</para> 419 420 <note> 421 <para>The &os; guest operating system must have 422 <acronym>MSIX</acronym> enabled as a prerequisite for 423 multiple queues.</para> 424 </note> 425 426 <para revision="265345">Support for the ASUS USB-N10 Nano 427 wireless card has been added to the &man.urtwn.4; 428 driver.</para> 429 430 <para revision="266212">Transmission checksum offloading has 431 been disabled for the RTL8168C and RTL8168CP chipsets in 432 the &man.re.4; driver for TCP and UDP frames. This is 433 due to a report of UDP datagrams with IP options 434 generating corrupt frames.</para> 435 436 <para revision="266578">Preliminary support has been added 437 to the &man.urtwn.4; driver for the Realtek RTL8188EUS and 438 RTL8188ETV chipsets.</para> 439 440 <para revision="267694">A bug in the fast receiver buffer 441 recycle path has been fixed in the &man.cxgbe.4; 442 driver.</para> 443 444 <para revision="267849" contrib="vendor" 445 vendor="&chelsio;">The bundled &man.cxgbe.4; firmware for 446 T4 and T5 cards has been updated to version 447 1.11.27.0.</para> 448 449 <para revision="269196">The &man.em.4; driver has been 450 updated to version 7.4.2.</para> 451 452 <para revision="269975">The &man.ixgbe.4; tunables have been 453 renamed to match their &man.sysctl.8; counterparts:</para> 454 455 <informaltable frame="none" pgwide="0"> 456 <tgroup cols="2"> 457 <colspec colwidth="1*"/> 458 <colspec colwidth="1*"/> 459 <thead> 460 <row> 461 <entry>Old Name</entry> 462 <entry>New Name</entry> 463 </row> 464 </thead> 465 466 <tbody> 467 <row> 468 <entry><literal>hw.ixgbe.enable_aim</literal></entry> 469 <entry><literal>hw.ix.enable_aim</literal></entry> 470 </row> 471 472 <row> 473 <entry><literal>hw.ixgbe.max_interrupt_rate</literal></entry> 474 <entry><literal>hw.ix.max_interrupt_rate</literal></entry> 475 </row> 476 477 <row> 478 <entry><literal>hw.ixgbe.rx_process_limit</literal></entry> 479 <entry><literal>hw.ix.rx_process_limit</literal></entry> 480 </row> 481 482 <row> 483 <entry><literal>hw.ixgbe.tx_process_limit</literal></entry> 484 <entry><literal>hw.ix.tx_process_limit</literal></entry> 485 </row> 486 487 <row> 488 <entry><literal>hw.ixgbe.enable_msix</literal></entry> 489 <entry><literal>hw.ix.enable_msix</literal></entry> 490 </row> 491 492 <row> 493 <entry><literal>hw.ixgbe.num_queues</literal></entry> 494 <entry><literal>hw.ix.num_queues</literal></entry> 495 </row> 496 497 <row> 498 <entry><literal>hw.ixgbe.txd</literal></entry> 499 <entry><literal>hw.ix.txd</literal></entry> 500 </row> 501 502 <row> 503 <entry><literal>hw.ixgbe.rxd</literal></entry> 504 <entry><literal>hw.ix.rxd</literal></entry> 505 </row> 506 507 <row> 508 <entry><literal>hw.ixgbe.unsupported_sfp</literal></entry> 509 <entry><literal>hw.ix.unsupported_sfp</literal></entry> 510 </row> 511 </tbody> 512 </tgroup> 513 </informaltable> 514 515 <para>Be sure to update &man.loader.conf.5; if using the 516 old tunables before upgrading to 517 &os; &release.current;.</para> 518 519 <para revision="270061">The &man.if.nf10bmac.4; driver has 520 been merged from &os;-CURRENT to support the NetFPGA-10G 521 Embedded CPU Ethernet Core.</para> 522 523 <para revision="270297">The &man.cxgbe.4; driver has been 524 updated to support &man.netmap.4; for the T5 10G/40G 525 cards.</para> 526 527 <para revision="270509">The &man.vtnet.4; driver has been 528 updated to support &man.netmap.4;.</para> 529 530 <para revision="270514">The &man.urtwn.4; driver has been 531 updated to support the ASUS USB-AC51 wireless card.</para> 532 533 <para revision="270631">The &intel; XL710 ethernet 534 controller driver, <literal>ixlv(4)</literal>, has been 535 merged from &os;-CURRENT.</para> 536 </sect4> 537 </sect3> 538 539 <sect3 xml:id="net-proto"> 540 <title>Network Protocols</title> 541 542 <para revision="265946">Support for the UDP-Lite protocol 543 (RFC 3828) has been added to the IPv4 and IPv6 544 stacks.</para> 545 546 <para revision="267771">A bug in &man.sctp.4; that would allow 547 two listening sockets bound to the same port has been 548 fixed.</para> 549 550 <para contrib="sponsor" sponsor="&ix;">Kernel RPC code, which 551 is a base of NFS server took multiple optimizations, that 552 significantly improved its performance and 553 <acronym>SMP</acronym> scapability.</para> 554 555 <para>New kernel-based iSCSI target and initiator code took 556 many fixes and performance optimizations.</para> 557 </sect3> 558 559 <sect3 xml:id="disks"> 560 <title>Disks and Storage</title> 561 562 <para revision="260385" contrib="sponsor" sponsor="&ix;">The 563 &man.geom.4; subsystem has been updated to support I/O 564 direct dispatch. When safety requirements are met, it 565 allows to avoid passing I/O requests to GEOM 566 <literal>g_up</literal>/<literal>g_down</literal> thread, 567 executing them directly in the caller context. That allows 568 to avoid CPU bottlenecks in 569 <literal>g_up</literal>/<literal>g_down</literal> threads, 570 plus avoid several context switches per I/O.</para> 571 572 <para revision="260385" contrib="sponsor" sponsor="&ix;">The 573 &man.geom.4; RAID driver has been 574 updated to support unmapped I/O.</para> 575 576 <para revision="260387" contrib="sponsor" sponsor="&ix;">The 577 &man.cam.4; subsystem has been updated to support 578 finer-grained locking, direct dispatch and multi-queue. 579 Combined with &man.geom.4; direct dispatch that allows to 580 reduce lock congestion and improve <acronym>SMP</acronym> 581 scalability of the SCSI/ATA stack.</para> 582 583 <para revision="260478">The &man.geom.8; 584 <literal>GEOM_MULTIPATH</literal> class has been updated to 585 support automatic live partition resizing.</para> 586 587 <para revision="260857">The &man.virtio_blk.4; driver has been 588 updated to support unmapped I/O.</para> 589 590 <para revision="260858">The &man.virtio_scsi.4; driver has 591 been updated to support unmapped I/O.</para> 592 593 <para revision="264522">Support for LUN-based CD changers has 594 been removed from the &man.cd.4; driver.</para> 595 596 <para revision="264732">Support for 597 <literal>BIO_DELETE</literal> has been added to &man.zfs.8; 598 <literal>zvol</literal> volumes.</para> 599 600 <para revision="264734">Support for 9th generation HP host bus 601 adapter cards has been added to &man.ciss.4;.</para> 602 603 <para revision="265388" contrib="sponsor" sponsor="&lsi;">The 604 &man.mpr.4; device has been added, 605 providing support for LSI Fusion-MPT 3 12Gb SCSI/SATA 606 controllers.</para> 607 608 <para revision="265678">A new <literal>zvol</literal> property 609 <literal>volmode</literal> and &man.sysctl.8; 610 <literal>vfs.zfs.vol.mode</literal> has been added to allow 611 switching <literal>zvol</literal> between three different 612 ways of exposing it to a user: <literal>geom</literal>, 613 <literal>dev</literal> and <literal>none</literal>.</para> 614 615 <para revision="265922" contrib="sponsor" sponsor="&lsi;">The 616 &man.mrsas.4; driver has been added, providing support for 617 LSI MegaRAID SAS controllers. The &man.mfi.4; driver will 618 attach to the controller, by default. To enable 619 &man.mrsas.4; add <literal>hw.mfi.mrsas_enable=1</literal> 620 to <filename>/boot/loader.conf</filename>, which turns off 621 &man.mfi.4; device probing.</para> 622 623 <note> 624 <para>At this time, the &man.mfiutil.8; utility and the &os; 625 version of <application>MegaCLI</application> and 626 <application>StorCli</application> do not work with 627 &man.mrsas.4;.</para> 628 </note> 629 630 <para revision="266608">Fixed accounting of 631 <literal>BIO_FLUSH</literal> operation in &man.geom.8; 632 <literal>GEOM_DISK</literal> class</para> 633 634 <para revision="266610">The &man.gstat.8; utility now has an 635 <literal>-o</literal> option, to display 636 <quote>other</quote> operations, such as 637 <literal>BIO_FLUSH</literal>.</para> 638 639 <para revision="267084">The &man.mfi.4; driver has been 640 updated to include support for unmapped I/O.</para> 641 642 <para revision="267457">The &man.hpt27xx.4; driver has been 643 updated with various vendor-supplied bug fixes.</para> 644 645 <para revision="270130" contrib="sponsor" 646 sponsor="&citrix.rd;">Support for unmapped I/O has been 647 added to the &man.xen.4; <literal>blkfront</literal> 648 driver.</para> 649 650 <para revision="259328" contrib="sponsor" sponsor="&ff;">The 651 &man.geom.8; <literal>label</literal> class is now aware of 652 resized partitions. This corrects an issue where 653 <command>geom resize</command> would resize the partition, 654 but the label provider in <filename 655 class="directory">/dev/gptid/</filename> would not be 656 resized.</para> 657 658 <para revision="260502">The &man.gmirror.8; 659 utility now has a <literal>resize</literal> command, making 660 it easier to resize the size of a mirror when all of its 661 components have been replaced.</para> 662 663 <para revision="262967">Support for MegaRAID Fury cards has 664 been added to the &man.mfi.4; driver.</para> 665 666 <para revision="263024">The &man.aacraid.4; driver has been 667 updated to version 3.2.5.</para> 668 669 <para revision="265536">The <literal>GEOM_VINUM</literal> 670 option is now able to be built both directly into the kernel 671 or as a &man.kldload.8; loadable module.</para> 672 673 <para revision="265912">The &man.geom.8; 674 <literal>GEOM_PART</literal> class has been updated to 675 support automatic partition resizing. Changes to the 676 partition size are not saved to disk until 677 <command>gpart commit</command> is run, and prior to saving, 678 can be reverted with <command>gpart undo</command>.</para> 679 680 <para revision="266220">The &man.geom.uncompress.4; module is 681 built by default which, similar to &man.geom.uzip.4;, 682 provides support for compressed, read-only disk 683 images.</para> 684 685 <para revision="268091">Support for the 686 <literal>disklabel64</literal> partitioning scheme has been 687 added to &man.gpart.8;.</para> 688 689 <para revision="270552">A new &man.sysctl.8; and 690 &man.loader.8; tunable, 691 <literal>kern.geom.part.mbr.enforce_chs</literal> has been 692 added to the &man.geom.8; <literal>MBR</literal> partition 693 class. When set to a non-zero value, 694 <literal>GEOM_PART_MBR</literal> will automatically 695 recalculate the user-specified offset and size for alignment 696 with the disk geometry.</para> 697 698 <para contrib="sponsor" sponsor="&ix;">Many improvements to 699 the CAM Target Layer (CTL):</para> 700 <itemizedlist> 701 <listitem> 702 <para>Support for <literal>UNMAP</literal>, <literal>WRITE 703 SAME</literal>, <literal>COMPARE AND WRITE</literal>, 704 <literal>XCOPY</literal> and some other SCSI commands 705 was added to support VMWare VAAI and Microsoft ODX 706 storage acceleration.</para> 707 </listitem> 708 <listitem> 709 <para revision="265642">The 710 <literal>READ</literal>/<literal>WRITE</literal> size 711 limitations were removed by supporting multiple 712 data moves per command.</para> 713 </listitem> 714 <listitem> 715 <para revision="268556">Finer-grained per-LUN locking and 716 multiple worker threads for better 717 <acronym>SMP</acronym> scapability.</para> 718 </listitem> 719 <listitem> 720 <para revision="269297">Memory consumption reduced by 721 several times by disabling some never used 722 functionality.</para> 723 </listitem> 724 <listitem> 725 <para revision="269298">The maximum number of 726 <acronym>SCSI</acronym> ports increased from 32 to 727 128</para> 728 </listitem> 729 <listitem> 730 <para revision="269429">Improved <literal>zvol</literal> 731 integration for better performance.</para> 732 </listitem> 733 </itemizedlist> 734 </sect3> 735 736 <sect3 xml:id="fs"> 737 <title>File Systems</title> 738 739 <para revision="260338">The 740 <literal>vfs.zfs.zio.use_uma</literal> &man.sysctl.8; has 741 been re-enabled. On multi-CPU machines with enough RAM, 742 this can easily double &man.zfs.8; performance or reduce CPU 743 usage in half. It was originally disabled due to memory and 744 <acronym>KVA</acronym> exhaustion problem reports, which 745 should be resolved due to several change in the VM 746 subsystem.</para> 747 748 <para revision="260178" contrib="vendor" 749 vendor="&netflix;">A new flag, <literal>-R</literal>, 750 has been added to the &man.fsck.ffs.8; utility. When used, 751 &man.fsck.ffs.8; will restart itself when too many critical 752 errors have been detected.</para> 753 754 <para revision="263407">The &man.zfs.8; filesystem has been 755 updated to implement <quote>bookmarks</quote>. See 756 &man.zfs.8; for further details.</para> 757 758 <para revision="266122">The &man.zfs.8; filesystem has been 759 updated to allow tuning the minimum <quote>ashift</quote> 760 value when creating new top-level virtual devices (vdevs). 761 To set the minimum ashift value, for example when creating 762 a &man.zpool.8; on <quote>Advanced Format</quote> drives, 763 set the <literal>vfs.zfs.min_auto_ashift</literal> 764 &man.sysctl.8; accordingly.</para> 765 766 <para revision="266612">The <literal>libzfs</literal> thread 767 pool <acronym>API</acronym> has been imported from 768 OpenSolaris, and adapted for &os;. This change allows 769 parallel disk scanning, which can reduce &man.zpool.8; 770 overall import time in some workloads.</para> 771 772 <para revision="269651">The &man.restore.8; utility has been 773 updated to prevent assertion failures when restoring 774 a <acronym>UFS</acronym> filesystem dump to 775 a <acronym>ZFS</acronym> filesystem by writing restored 776 files in block sizes that are a multiple of 1024.</para> 777 778 <para revision="269774">Two &man.sysctl.8;s have been added 779 to the &man.zfs.8; filesystem:</para> 780 781 <itemizedlist> 782 <listitem> 783 <para> 784 <literal>vfs.zfs.mg_fragmentation_threshold</literal>: The 785 percentage of the metaslab group size that should be 786 considered eligible for allocation, unless all metaslab 787 groups within the metaslab class have also crossed this 788 threshold.</para> 789 </listitem> 790 791 <listitem> 792 <para> 793 <literal>vfs.zfs.metaslab.fragmentation_threshold</literal>: The 794 maximum percentage of metaslab fragmentation level to 795 keep their active state</para> 796 </listitem> 797 </itemizedlist> 798 799 <para revision="269846">The default &man.zfs.8; 800 <acronym>ARC</acronym> hash table size has been increased, 801 and a new &man.loader.8; tunable, 802 <literal>vfs.zfs.arc_average_blocksize</literal>, has been 803 added. Previously, the hash table could be too small, which 804 would lead to long hash chains and limit performance for 805 cached reads. The 806 <literal>vfs.zfs.arc_average_blocksize</literal> tunable 807 allows overriding the default block size. The previous 808 default was 65536, and default of the new &man.loader.8; 809 tunable is 8192.</para> 810 811 <para revision="270157">The Fast File System 812 (<acronym>FFS</acronym>) has been updated to support 813 multi-threaded soft updates. Previously, soft updates were 814 handled by a single thread, and as of this change, now have 815 one thread per <acronym>FFS</acronym> mountpoint.</para> 816 </sect3> 817 </sect2> 818 819 <sect2 xml:id="userland"> 820 <title>Userland Changes</title> 821 822 <para revision="260177" contrib="sponsor" 823 sponsor="&netflix;">A new flag is added to &man.camcontrol.8;, 824 <literal>-b</literal>, which outputs the existing buses and 825 their parents.</para> 826 827 <para revision="262075">The &man.newsyslog.8; utility has been 828 updated to rotate files based on the actual file size instead 829 of the blocks on disk. This matches the behavior documented 830 in &man.newsyslog.conf.5;.</para> 831 832 <para revision="262384">The location of the &man.rctl.8; 833 configuration file can now be overridden in &man.rc.conf.5;. 834 To use a non-default location, set 835 <literal>rctl_rules</literal> in &man.rc.conf.5; to the 836 location of the file.</para> 837 838 <para revision="262855">The <application>ATF</application> test 839 suite has been updated to version 0.20.</para> 840 841 <para revision="263019">The <literal>libucl</literal> library 842 (Unified Configuration Library) has been merged from 843 &os;-CURRENT.</para> 844 845 <para revision="263020">The &man.pkg.7; bootstrapping utility 846 has been synced with the version in &os;-CURRENT.</para> 847 848 <para revision="263403">The &man.zfs.8; userland utility has 849 been updated to include aliases for 850 <command>snapshot</command>, which allows use of <command>zfs 851 list -t snap</command> and <command>zfs 852 snap</command>.</para> 853 854 <para revision="263405">The &man.zfs.8; userland utility has 855 been updated to include a new flag to <command>zfs 856 list</command>, <literal>-p</literal>, which when specified, 857 prints the output in a parsable format.</para> 858 859 <para revision="263783">The Blowfish password format 860 implementation updated. Support for $2b$ has 861 been added, allowing use of passwords greater than 256 862 characters long.</para> 863 864 <para revision="264497">The &man.iconv.3; library has been 865 updated to match NetBSD, providing several bug fixes.</para> 866 867 <para revision="265265">The &man.date.1; utility has been 868 updated to include a new flag, <literal>-R</literal>, which 869 prints the date and time output as specified in RFC 870 2822.</para> 871 872 <para revision="265533">The &man.bc.1; utility has been updated 873 to version 1.1, in sync with the version in OpenBSD.</para> 874 875 <para revision="265604" contrib="vendor" 876 vendor="&netflix;">The &man.pmcstat.8; utility has been 877 updated to include a new flag, <literal>-a</literal>, which 878 when specified, produces a full stack track on the sampled 879 points.</para> 880 881 <para revision="265701">The &man.netstat.8; and &man.route.8; 882 utilities have been updated to include a shorthand equivalent 883 to the <literal>-f inet</literal> and <literal>-f 884 inet6</literal> address specifiers, <literal>-4</literal> 885 and <literal>-6</literal>, respectively.</para> 886 887 <para revision="265879">The &man.crypt.3; library now defaults 888 to SHA512 for password hashing.</para> 889 890 <para revision="266014">The &man.gvinum.8; utility has been 891 updated to allow forceful configuration reset with the 892 <literal>-f</literal> flag. Additionally, a bug that would 893 prevent <literal>-f</literal> from properly creating 894 a &man.gvinum.8; configuration has been fixed.</para> 895 896 <para revision="266029">The &man.login.conf.5; file now takes 897 precedence over the shell-specific environment files. In 898 particular, the <literal>PATH</literal>, 899 <literal>BLOCKSIZE</literal> variables are commented from 900 <filename>/usr/share/skel/dot.profile</filename>, and the 901 <literal>path</literal>, <literal>BLOCKSIZE</literal>, and 902 <literal>umask</literal> variables have been commented from 903 <filename>/usr/share/skel/dot.cshrc</filename>.</para> 904 905 <para revision="266272">The &man.binmiscctl.8; userland utility 906 and related image activator features have been merged from 907 &os;-CURRENT.</para> 908 909 <para revision="266279">The &man.ps.1; utility has been 910 updated to include the <literal>-J</literal> flag, used to 911 filter output by matching &man.jail.8; IDs and names. 912 Additionally, argument <literal>0</literal> can be used to 913 <literal>-J</literal> to only list processes running on the 914 host system.</para> 915 916 <para revision="266280">The &man.top.1; utility has been updated 917 to filter by &man.jail.8; ID or name, in followup to the 918 &man.ps.1; change in <literal>r265229</literal>.</para> 919 920 <para revision="266610">The &man.gstat.8; utility has been 921 updated to include a new flag, <literal>-o</literal>. When 922 set, &man.gstat.8; will display statistics for operations 923 such as <literal>BIO_FLUSH</literal>.</para> 924 925 <para revision="266632">The &man.fetch.3; library has been 926 updated to look for root <acronym>SSL</acronym> certificates 927 in <filename class="directory">/usr/local/etc/ssl/</filename> 928 before <filename 929 class="directory">/etc/ssl/</filename>.</para> 930 931 <para revision="266715">The &man.clang.1;/llvm suite has been 932 updated to version 3.4.1.</para> 933 934 <para revision="266816">The Blowfish password format 935 has been changed to $2b$ by default.</para> 936 937 <para revision="266888">The amount of data collected for 938 &man.hwpmc.4; has been updated to work with modern processors 939 and larger amounts of available memory.</para> 940 941 <para revision="266890">The &man.pmcstat.8; utility has been 942 updated to include a new flag, <literal>-l</literal>, which 943 ends event collection after the specified number of 944 seconds.</para> 945 946 <para revision="266953">The &man.mergemaster.8; utility has 947 been updated to avoid printing 948 <quote><filename>/var/tmp/temproot</filename> 949 disappeared</quote> if there is nothing to compare.</para> 950 951 <para revision="267056">The &os; installer, &man.bsdinstall.8;, 952 has been updated to include optional 953 &man.geli.8;-encrypted or &man.gmirror.8;-mirrored swap 954 devices when installing onto a full &man.zfs.8; filesystem. 955 Additionally, the parent &man.zfs.8; dataset is now configured 956 with <literal>lz4</literal> compression enabled.</para> 957 958 <para revision="267113">The default &man.newsyslog.conf.5; now 959 includes files in the 960 <filename>/etc/newsyslog.conf.d/</filename> and 961 <filename>/usr/local/etc/newsyslog.conf.d/</filename> 962 directories by default for &man.newsyslog.8;.</para> 963 964 <para revision="267161">The &man.realpath.1; utility has been 965 updated to return <literal>ENOTDIR</literal> on paths 966 components <quote>.</quote> and <quote>..</quote> that are 967 not directories, such as <filename 968 class="directory">/dev/null/.</filename> or <filename 969 class="directory">/dev/null/..</filename>.</para> 970 971 <para revision="267236">A new flag, <quote>onifconsole</quote> 972 has been added to <filename>/etc/ttys</filename>. This allows 973 the system to provide a login prompt via serial console if the 974 device is an active kernel console, otherwise it is equivalent 975 to <literal>off</literal>.</para> 976 977 <para revision="267341">Support for legacy 978 <acronym>PCI</acronym> devices has been removed from 979 &man.bhyve.8;.</para> 980 981 <para revision="267450">The &man.bhyve.8; userland utility 982 has been updated to include SMBIOS support. A new flag has 983 been added, <literal>-U</literal>, which allows specifying the 984 UUID of the guest in the System Information structure.</para> 985 986 <para revision="267734">The &os; Project has migrated 987 from the <application>GNATS</application> bug tracking system 988 to <application>Bugzilla</application>. The &man.send-pr.1; 989 utility used for submitting problem reports has been replaced 990 with a stub shell script that instructs to use the Bugzilla 991 web interface.</para> 992 993 <para revision="267747">The &man.patch.1; utility has been 994 updated to include a <literal>--dry-run</literal> flag, which 995 is equivalent to <literal>--check</literal> and 996 <literal>-C</literal>.</para> 997 998 <para revision="267878">A bug in &man.bsdgrep.1; that would 999 prevent patterns from being matched under certain conditions 1000 has been fixed.</para> 1001 1002 <para revision="267979">The &man.procstat.1; utility has been 1003 updated to include two new flags, <literal>-r</literal> and 1004 <literal>-H</literal>. When <literal>-r</literal> is 1005 specified, &man.procstat.1; will print current resource usage 1006 about the process(es). When <literal>-H</literal> is 1007 specified, &man.procstat.1; will print information about 1008 threads rather than the process(es).</para> 1009 1010 <note> 1011 <para>The <literal>-H</literal> flag is currently only used 1012 with <literal>-r</literal> to display resource usage for 1013 individual threads, rather than the entire process.</para> 1014 </note> 1015 1016 <para revision="268019">The &man.sed.1; utility has been 1017 updated to include a new flag, <literal>-u</literal>, which 1018 enables unbuffered output when specified.</para> 1019 1020 <para revision="268161">The &man.mkimg.1; utility has been 1021 merged from &os;-CURRENT.</para> 1022 1023 <para revision="268700" contrib="sponsor" 1024 sponsor="&spectralogic;">The &man.camcontrol.8; has been 1025 updated to include a new <literal>persist</literal> command, 1026 which allows issuing <command>SCSI PERSISTENT RESERVE 1027 IN</command> and <command>SCSI PERSISTENT RESERVE 1028 OUT</command>.</para> 1029 1030 <para revision="268791">The &man.gstat.8; utility has been 1031 updated to include a new flag, <literal>-p</literal>, which 1032 displays only physical providers when specified.</para> 1033 1034 <para revision="268903">The &man.kldstat.8; utility has been 1035 updated to allow <literal>-q</literal> to be specified when 1036 also specifying <literal>-n 1037 <replaceable>module.ko</replaceable></literal>.</para> 1038 1039 <para revision="269177">The &man.mkimg.1; utility has been 1040 updated to include support for both fixed- and 1041 dynamically-allocated images for the <acronym>VHD</acronym> 1042 and <acronym>VMDK</acronym> formats.</para> 1043 1044 <para revision="269220">The &man.random.4; entropy collection 1045 script, <filename>/usr/libexec/save-entropy</filename>, no 1046 longer runs within &man.jail.8; environments.</para> 1047 1048 <para revision="269397">The &man.bhyve.8; wrapper script, 1049 <filename>/usr/share/examples/bhyve/vmrun.sh</filename>, 1050 has been synced with &os;-CURRENT.</para> 1051 1052 <para>This update includes:</para> 1053 1054 <itemizedlist> 1055 <listitem> 1056 <para>A new flag, <literal>-e</literal>, has been added, 1057 which is used to set &man.loader.8; environment 1058 variables.</para> 1059 </listitem> 1060 1061 <listitem> 1062 <para>A new flag, <literal>-C</literal>, has been added, 1063 which is used to specify the guest console device.</para> 1064 </listitem> 1065 1066 <listitem> 1067 <para>A new flag, <literal>-H</literal>, has been added, 1068 which is used to pass the host path to 1069 &man.bhyveload.8;.</para> 1070 </listitem> 1071 1072 <listitem> 1073 <para>Support for multiple disk and &man.tap.4; devices 1074 has been added.</para> 1075 </listitem> 1076 1077 <listitem> 1078 <para>The <literal>-I</literal> flag has been 1079 removed.</para> 1080 </listitem> 1081 </itemizedlist> 1082 1083 <para revision="269398">The &man.nfsd.8; server update to 4.1, 1084 adding support for RFC5661, has merged from 1085 &os;-CURRENT.</para> 1086 1087 <para revision="269432" arch="ia64">The serial terminals 1088 <filename>ttyu0</filename> and <filename>ttyu1</filename> have 1089 been updated to <literal>onifconsole</literal> by default in 1090 &man.ttys.5;, which either can be the serial console, 1091 depending on the platform.</para> 1092 1093 <para revision="269800">The &man.ping6.8; utility has been 1094 updated to reset <literal>itimer</literal> when the maximum 1095 number of packets to send have been reached. This prevents 1096 &man.ping6.8; from exiting when the interval in set to a small 1097 value and a low number of packets to send has been 1098 specified.</para> 1099 1100 <para revision="269805">The &man.jail.8; utility has been 1101 updated to support extra &man.ifconfig.8; arguments for the 1102 <literal>ip4.addr</literal> and <literal>ip6.addr</literal> 1103 parameters. This change allows &man.carp.4; interfaces to 1104 be used within the &man.jail.8;.</para> 1105 1106 <para revision="269946">Support for generating and compiling 1107 <acronym>USDT</acronym> <application>DTrace</application> 1108 probes has been improved. <application>DTrace</application> 1109 <acronym>USDT</acronym> files are now handled similar to 1110 &man.lex.1; and &man.yacc.1; files, meaning support for 1111 handling <application>D</application> files as part of the 1112 build process is built into the <literal>SRCS</literal> 1113 &man.make.1; environment variable.</para> 1114 1115 <para revision="269968">The &man.iscsictl.8; utility has been 1116 updated to include a new flag, <literal>-M</literal>, which 1117 allows modifying the <acronym>iSCSI</acronym> session 1118 parameters without requiring the session to be removed and 1119 added back.</para> 1120 1121 <para revision="270043">The &man.mount.nfs.8; utility has been 1122 updated to support specifying the NFS version as 1123 a <literal>key=<replaceable>value</replaceable></literal> pair 1124 argument to the <literal>-o</literal> flag. For example, to 1125 specify NFS version 4, the syntax to use is 1126 <literal>-o vers=4</literal>.</para> 1127 1128 <para revision="270242" contrib="sponsor" 1129 sponsor="&spectralogic;">The &man.devd.8; client socket type 1130 has been changed to <literal>SOCK_SEQPACKET</literal>, 1131 providing sequential packet support.</para> 1132 1133 <para revision="270401">Support for the <quote>account</quote> 1134 facility has been added to the &man.pam.group.8; 1135 module.</para> 1136 1137 <sect3 xml:id="rc-scripts"> 1138 <title><filename>/etc/rc.d</filename> Scripts</title> 1139 1140 <para revision="264438">The <filename>network.subr</filename> 1141 &man.rc.8; script has been updated to loosen the requirement 1142 of listing network aliases in numeric order. Previously, 1143 a network alias of 1144 <literal>_alias<replaceable>2</replaceable></literal> 1145 would not be created if 1146 <literal>_alias<replaceable>1</replaceable></literal> was 1147 not defined.</para> 1148 1149 <para revision="268098">The &man.service.8; utility has been 1150 updated to check that the &man.rc.d.8; directory exists 1151 before traversing the directory.</para> 1152 </sect3> 1153 </sect2> 1154 1155 <sect2 xml:id="contrib"> 1156 <title>Contributed Software</title> 1157 1158 <para revision="263285">The &man.xz.1; utility has been updated 1159 to a post-5.0.5 snapshot.</para> 1160 1161 <para revision="264377"><application>OpenSSH</application> has 1162 been updated to version 6.6p1.</para> 1163 1164 <para revision="264911">The &man.nc.1; utility has been updated 1165 to match the version in OpenBSD 5.5.</para> 1166 1167 <para revision="266692"><application>Sendmail</application> 1168 has been updated to 8.14.9.</para> 1169 1170 <para revision="268515">The &man.file.1; utility and 1171 &man.libmagic.3; library have been updated to 5.19.</para> 1172 1173 <para revision="268899">The &man.byacc.1; parser has been 1174 updated to version 20140422.</para> 1175 1176 <para revision="269024" contrib="sponsor" 1177 sponsor="&darpa_afrl;">The &man.lldb.1; debugging library has 1178 been updated to the r202189 snapshot.</para> 1179 1180 <para revision="269257">The &man.unbound.8; caching resolver and 1181 <literal>ldns</literal> have been updated to version 1182 1.4.22.</para> 1183 1184 <para revision="269686"><application>OpenSSL</application> has 1185 been updated to version 1.0.1i.</para> 1186 1187 <para revision="269847">The <quote>lite</quote> version of 1188 <application>Subversion</application> included in the 1189 &os; base system and its dependencies have been 1190 updated:</para> 1191 1192 <itemizedlist> 1193 <listitem> 1194 <para><application>apr</application> has been 1195 updated to version 1.5.1.</para> 1196 </listitem> 1197 1198 <listitem> 1199 <para><application>apr-util</application> has been 1200 updated to version 1.5.3.</para> 1201 </listitem> 1202 1203 <listitem> 1204 <para><application>serf</application> has been 1205 updated to version 1.3.7.</para> 1206 </listitem> 1207 1208 <listitem> 1209 <para><application>svnlite</application> has been 1210 updated to version 1.8.10.</para> 1211 </listitem> 1212 </itemizedlist> 1213 1214 <para revision="270026">The &man.nvi.1; editor has been 1215 update to version 2.1.2-c80f493b038.</para> 1216 1217 <para revision="270031">The &man.fparseln.3; library has 1218 been updated to version 1.7.</para> 1219 1220 <para revision="270415">The <application>lukemftpd</application> 1221 <acronym>FTP</acronym> server has been removed from the 1222 &os; base system.</para> 1223 1224 <para revision="270817">The timezone database has been updated 1225 to version tzdata2014f.</para> 1226 </sect2> 1227 1228 <sect2 xml:id="ports"> 1229 <title>Ports/Packages Collection Infrastructure</title> 1230 1231 <para> </para> 1232 1233 </sect2> 1234 1235 <sect2 xml:id="releng"> 1236 <title>Release Engineering and Integration</title> 1237 1238 <para revision="263028">The &man.services.mkdb.8; utility has 1239 been updated to include endianness awareness, allowing the 1240 <filename>services.db</filename> database to be created as 1241 part of the release build, regardless of native- or 1242 cross-built releases.</para> 1243 </sect2> 1244 1245 <sect2 xml:id="doc"> 1246 <title>Documentation</title> 1247 1248 <para> </para> 1249 1250 </sect2> 1251 </sect1> 1252 1253 <sect1 xml:id="upgrade"> 1254 <title>Upgrading from Previous Releases of &os;</title> 1255 1256 <para arch="amd64,i386">Binary upgrades between RELEASE versions 1257 (and snapshots of the various security branches) are supported 1258 using the &man.freebsd-update.8; utility. The binary upgrade 1259 procedure will update unmodified userland utilities, as well as 1260 unmodified <filename>GENERIC</filename> kernel distributed as 1261 a part of an official &os; release. The &man.freebsd-update.8; 1262 utility requires that the host being upgraded have Internet 1263 connectivity.</para> 1264 1265 <para>Source-based upgrades (those based on recompiling the &os; 1266 base system from source code) from previous versions are 1267 supported, according to the instructions in 1268 <filename>/usr/src/UPDATING</filename>.</para> 1269 1270 <important> 1271 <para>Upgrading &os; should only be attempted after 1272 backing up <emphasis>all</emphasis> data and configuration 1273 files.</para> 1274 </important> 1275 </sect1> 1276</article> 1277