article.xml revision 259786
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]> 7<article xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink" version="5.0"> 8<info><title>&os; &release.current; Release Notes</title> 9 10 11 <author><orgname>The &os; Project</orgname></author> 12 13 <pubdate>$FreeBSD: releng/10.0/release/doc/en_US.ISO8859-1/relnotes/article.xml 259786 2013-12-23 20:21:46Z gjb $</pubdate> 14 15 <copyright> 16 <year>2000</year> 17 <year>2001</year> 18 <year>2002</year> 19 <year>2003</year> 20 <year>2004</year> 21 <year>2005</year> 22 <year>2006</year> 23 <year>2007</year> 24 <year>2008</year> 25 <year>2009</year> 26 <year>2010</year> 27 <year>2011</year> 28 <year>2012</year> 29 <year>2013</year> 30 <holder role="mailto:doc@FreeBSD.org">The &os; Documentation 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 a summary 44 of the changes made to the &os; base system on the 45 &release.branch; development line. 46 This document lists applicable security advisories that were issued since 47 the last release, as well as significant changes to the &os; 48 kernel and userland. 49 Some brief remarks on upgrading are also 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 58 describes recently added, changed, or deleted features of &os;. 59 It also provides some notes on upgrading 60 from previous versions of &os;.</para> 61 62 <para releasetype="current">The &release.type; distribution to which these release notes 63 apply represents the latest point along the &release.branch; development 64 branch since &release.branch; was created. Information regarding pre-built, binary 65 &release.type; distributions along this branch 66 can be found at <uri xlink:href="&release.url;">&release.url;</uri>.</para> 67 68 <para releasetype="snapshot">The &release.type; distribution to which these release notes 69 apply represents a point along the &release.branch; development 70 branch between &release.prev; and the future &release.next;. 71 Information regarding 72 pre-built, binary &release.type; distributions along this branch 73 can be found at <uri xlink:href="&release.url;">&release.url;</uri>.</para> 74 75 <para releasetype="release">This distribution of &os; &release.current; is a 76 &release.type; distribution. It can be found at <uri xlink:href="&release.url;">&release.url;</uri> or any of its mirrors. More 77 information on obtaining this (or other) &release.type; 78 distributions of &os; can be found in the <link xlink:href="&url.books.handbook;/mirrors.html"><quote>Obtaining 79 &os;</quote> appendix</link> to the <link xlink:href="&url.books.handbook;/">&os; 80 Handbook</link>.</para> 81 82 <para>All users are encouraged to consult the release errata before 83 installing &os;. The errata document is updated with 84 <quote>late-breaking</quote> information discovered late in the 85 release cycle or after the release. Typically, it contains 86 information on known bugs, security advisories, and corrections to 87 documentation. An up-to-date copy of the errata for &os; 88 &release.current; can be found on the &os; Web site.</para> 89 90</sect1> 91 92<sect1 xml:id="new"> 93 <title>What's New</title> 94 95 <para>This section describes 96 the most user-visible new or changed features in &os; 97 since &release.prev;. 98 In general, changes described here are unique to the &release.branch; 99 branch unless specifically marked as &merged; features. 100 </para> 101 102 <para>Typical release note items 103 document recent security advisories issued after 104 &release.prev;, 105 new drivers or hardware support, new commands or options, 106 major bug fixes, or contributed software upgrades. They may also 107 list changes to major ports/packages or release engineering 108 practices. Clearly the release notes cannot list every single 109 change made to &os; between releases; this document focuses 110 primarily on security advisories, user-visible changes, and major 111 architectural improvements.</para> 112 113 <sect2 xml:id="security"> 114 <title>Security Advisories</title> 115 116 <para/> 117 118 </sect2> 119 120 <sect2 xml:id="kernel"> 121 <title>Kernel Changes</title> 122 123 <para revision="248508">The use of unmapped VMIO buffers eliminates the need to perform 124 TLB shootdown for mapping on buffer creation and reuse, greatly reducing the 125 amount of IPIs for shootdown on big-SMP machines and eliminating up to 25-30% 126 of the system time on i/o intensive workloads.</para> 127 128 <para arch="amd64" revision="254466">The maximum amount of memory the &os; kernel 129 can address has been increased from 1TB to 4TB.</para> 130 131 <para>A new &man.cpuset.2; API has been added 132 for thread to CPU binding and CPU resource grouping and 133 assignment. The &man.cpuset.1; userland utility has been added 134 to allow manipulation of processor sets.</para> 135 136 <para role="merged">The &man.ddb.4; kernel debugger now has an output capture 137 facility. Input and output from &man.ddb.4; can now be captured 138 to a memory buffer for later inspection using &man.sysctl.8; or 139 a textdump. The new <command>capture</command> command controls 140 this feature.</para> 141 142 <para role="merged">The &man.ddb.4; debugger now supports a simple scripting 143 facility, which supports a set of named scripts consisting of a 144 set of &man.ddb.4; commands. These commands can be managed from 145 within &man.ddb.4; or with the use of the new &man.ddb.8; 146 utility. More details can be found in the &man.ddb.4; manual 147 page.</para> 148 149 <para role="merged">The kernel now supports a new textdump format of kernel 150 dumps. A textdump provides higher-level information via 151 mechanically generated/extracted debugging output, rather than a 152 simple memory dump. This facility can be used to generate brief 153 kernel bug reports that are rich in debugging information, but 154 are not dependent on kernel symbol tables or precisely 155 synchronized source code. More information can be found in the 156 &man.textdump.4; manual page.</para> 157 158 <para>Kernel support for M:N threading has been removed. While 159 the KSE (Kernel Scheduled Entities) project was quite successful 160 in bringing threading to FreeBSD, the M:N approach taken by the 161 KSE library was never developed to its full potential. 162 Backwards compatibility for applications using KSE threading 163 will be provided via &man.libmap.conf.5; for dynamically linked 164 binaries. The &os; Project greatly appreciates the work of 165 &a.julian;, &a.deischen;, and &a.davidxu; on KSE support.</para> 166 167 <para>The &os; kernel now exports information about certain kernel 168 features via the <varname>kern.features</varname> sysctl tree. 169 The &man.feature.present.3; library call provides a convenient 170 interface for user applications to test the presence of 171 features.</para> 172 173 <para arch="amd64">The &os; kernel now has support for large 174 memory page mappings (<quote>superpages</quote>).</para> 175 176 <para arch="amd64,i386,ia64,powerpc" role="merged">The ULE 177 scheduler is now the default process scheduler 178 in <filename>GENERIC</filename> kernels.</para> 179 180 <para arch="amd64,i386" revision="240135">Support was added for 181 the new Intel on-CPU Bull Mountain random number 182 generator, found on IvyBridge and supposedly later CPUs, 183 accessible with RDRAND instruction.</para> 184 185 <sect3 xml:id="kernel-virtualization"> 186 <title>Virtualization support</title> 187 <para arch="amd64" revision="245652">The BSD Hypervisor, &man.bhyve.8; is included 188 with &os;. &man.bhyve.8; requires Intel CPUs with VT-x and Extended Page Table (EPT) 189 support. These features are on all Nehalem models and beyond 190 (e.g. Nehalem and newer), but not on the lower-end Atom CPUs.</para> 191 192 <para revision="227652">&man.virtio.4; support has been added. &man.virtio.4; is the 193 name for the paravirtualization interface developed for the Linux KVM, but 194 since adopted to other virtual machine hypervisors (with the notable exception of Xen). 195 This work brings in a BSD-licensed clean-room implementation of the virtio kernel drivers 196 for disk IO (&man.virtio_blk.4; and &man.virtio_scsi.4;), network IO (&man.vtnet.4;), 197 memory ballooning (&man.virtio_balloon.4;), and PCI. 198 Tested with on Qemu/KVM, VirtualBox, and &man.bhyve.4;.</para> 199 200 <para arch="amd64,i386" revision="255524">Paravirtualized drivers which 201 support Microsoft Hyper-V have been imported and made 202 part of the amd64 GENERIC kernel. For i386, these drivers are not part of 203 GENERIC, so the following lines must be added to 204 <filename>/boot/loader.conf</filename> to load these drivers: 205 <programlisting>hv_ata_pci_disengage_load="YES" 206hv_netsvc_load="YES" 207hv_utils_load="YES" 208hv_vmbus_load="YES"</programlisting> Alternatively, the Hyper-V drivers can be added to the i386 209 kernel by adding <literal>device hyperv</literal> to the kernel config, and then 210 recompiling the kernel.</para> 211 212 <para revision="254738">The &man.vmx.4; driver has been added. 213 &man.vmx.4; is a VMware VMXNET3 ethernet driver ported from 214 OpenBSD.</para> 215 216 <para revision="255744" arch="amd64,i386">Xen PVHVM virtualization is now 217 part of the GENERIC kernel.</para> 218 219 </sect3> 220 221 <sect3 xml:id="kernel-arm"> 222 <title>ARM support</title> 223 224 <para revision="239922">Raspberry PI support has been added. 225 Refer to these <link xlink:href="http://kernelnomicon.org/?p=164">setup instructions</link> 226 and <link xlink:href="http://www.raspberrypi.org/quick-start-guide">quick start 227 guide</link>.</para> 228 229 <para revision="253396">The default ABI on ARM is now the ARM EABI. This brings a number of 230 improvements and allows future support for VFP and Thumb-2.</para> 231 232 <para revision="239268">ARM support has been greatly improved, including support 233 for ARMv6 and ARMv7, SMP and thread-local storage (TLS). 234 Additionally support for some newer SoC like the MV78x60 and OMAP4 was added. 235 See <link xlink:href="http://lists.freebsd.org/pipermail/freebsd-arm/2012-August/003757.html">this announcement</link> 236 for further details.</para> 237 238 <para revision="254918">Superpages support on ARM has been added. Superpages support 239 provides improved performance and scalability by allowing TLB 240 translations to dynamically cover large physical memory regions. 241 All ARMv6 and ARMv7-based platforms can take advantage of this feature. 242 See <link xlink:href="https://wiki.freebsd.org/ARMSuperpages">this page</link> 243 for further details.</para> 244 245 </sect3> 246 247 <sect3 xml:id="boot"> 248 <title>Boot Loader Changes</title> 249 250 <para arch="amd64,i386" role="merged">The BTX kernel used by the boot 251 loader has been changed to invoke BIOS routines from real 252 mode. This change makes it possible to boot &os; from USB 253 devices.</para> 254 255 <para arch="amd64,i386" role="merged">A new gptboot boot loader has 256 been added to support booting from a GPT labeled disk. A 257 new <command>boot</command> command has been added to 258 &man.gpt.8;, which makes a GPT disk bootable by writing the 259 required bits of the boot loader, creating a new boot 260 partition if required.</para> 261 262 </sect3> 263 264 <sect3 xml:id="proc"> 265 <title>Hardware Support</title> 266 267 <para role="merged">The &man.cmx.4; driver, a driver for Omnikey CardMan 4040 268 PCMCIA smartcard readers, has been added.</para> 269 270 <para>The &man.syscons.4; driver now supports Colemak keyboard layout.</para> 271 272 <para role="merged">The &man.uslcom.4; driver, a driver for Silicon 273 Laboratories CP2101/CP2102-based USB serial adapters, has been 274 imported from OpenBSD.</para> 275 276 <sect4 xml:id="mm"> 277 <title>Multimedia Support</title> 278 279 <para revision="240609">Support for version 2.0 of the USB Audio reference design 280 has been added. New devices should support higher bandwidth, 281 increased sampling frequency and wider dynamic range.</para> 282 283 </sect4> 284 285 <sect4 xml:id="net-if"> 286 <title>Network Interface Support</title> 287 288 <para>The &man.ale.4; driver has been added to provide support 289 for Atheros AR8121/AR8113/AR8114 Gigabit/Fast Ethernet controllers.</para> 290 291 <para>The &man.em.4; driver has been split into two drivers 292 with some common parts. The &man.em.4; driver will continue 293 to support adapters up to the 82575, as well as new 294 client/desktop adapters. A new &man.igb.4; driver 295 will support new server adapters.</para> 296 297 <para>The &man.jme.4; driver has been added to provide support 298 for PCIe network adapters based on JMicron JMC250 Gigabit 299 Ethernet and JMC260 Fast Ethernet controllers.</para> 300 301 <para>The &man.malo.4; driver has been added to provide 302 support for Marvell Libertas 88W8335 based PCI network 303 adapters.</para> 304 305 <para>The firmware for the &man.mxge.4; driver has been 306 updated from 1.4.25 to 1.4.29.</para> 307 308 <para>The &man.sf.4; driver has been overhauled to improve its 309 performance and to add support for checksum offloading. It 310 should also work on all architectures.</para> 311 312 <para>The &man.re.4; driver has been overhauled to fix a 313 number of issues. This driver now has Wake On LAN (WOL) 314 support.</para> 315 316 <para>The &man.vr.4; driver has been overhauled to fix a 317 number of outstanding issues. It also now works on all 318 architectures.</para> 319 320 <para arch="amd64,i386" role="merged">The &man.wpi.4; driver has 321 been updated to include a number of stability fixes.</para> 322 323 <para revision="248925">The &man.cxgbe.4; driver has been updated to support 324 40G/10G Ethernet NICs based on Chelsio's Terminator 5 (T5) ASIC.</para> 325 326 <para revision="256694">The iw_cxgbe driver has been added. This is an 327 experimental iWARP/RDMA driver 328 (kernel verbs only) for Chelsio's T4 and T5 based cards.</para> 329 330 <para revision="255932">The Open Fabrics Enterprise Distribution (OFED) and 331 OFED Infiniband core has been 332 updated to the same version as supplied by Linux version 3.7</para> 333 334 <para revision="255932">The Mellanox Infiniband driver has been updated to firmware 335 version 2.30.3200 for ConnectX3 NICs. Support has been added for ConnectX3 VPI NICs, where 336 each port can be used as Infiniband 56 GB/s or Ethernet 40 GB/s. Support has been added 337 for dynamically loading kernel modules for Infiniband core (ibcore) and 338 IP over Infiniband (ipoib).</para> 339 340 <para revision="227614">&man.netmap.4; has been added. &man.netmap.4; is a framework for 341 high-performance direct-to-hardware packet IO, offering low latency and high PPS 342 rates to userland applications while bypassing any kernel-side packet processing. 343 With &man.netmap.4; it is trivially possible to fully saturate a 10 Gbps network interface with 344 minimal packet sizes. For more information, see: 345 <link xlink:href="http://info.iet.unipi.it/~luigi/netmap/">Netmap Project</link>.</para> 346 347 </sect4> 348 </sect3> 349 350 <sect3 xml:id="net-proto"> 351 <title>Network Protocols</title> 352 353 <para revision="228571">&man.carp.4; has been rewritten to make addresses 354 more sane from the viewpoint of routing daemons such as 355 quagga/zebra. It also brings support for a single redundant 356 address on the subnet (carpdev), switching state with 357 &man.ifconfig.8;, better locking and using modern kernel 358 interfaces to allocate multicast memberships. 359 Configuration of the CARP protocol via &man.ifconfig.8; has changed, as well as format 360 of CARP events submitted to &man.devd.8; has changed. See &man.carp.4; 361 for more information. The arpbalance feature of &man.carp.4; is currently 362 not supported anymore.</para> 363 364 <para revision="240233">The &man.pf.4; firewall now supports fine-grain locking 365 and better utilization on multi-cpu machines resulting in 366 significant improvements in performance.</para> 367 368 <para revision="250700">Support for up to 65536 routing tables has been 369 introduced.</para> 370 371 <para revision="248552">Support for setting/matching differentiated services 372 codepoints (DSCP) in IP header has been added to 373 &man.ipfw.8;.</para> 374 375 </sect3> 376 377 <sect3 xml:id="disks"> 378 <title>Disks and Storage</title> 379 380 <para role="merged">The &man.aac.4; driver now supports volumes larger than 381 2TB in size.</para> 382 383 <para>The &man.ata.4; driver now supports a spindown command for 384 disks; after a configurable amount of time, if no requests 385 have been received for a disk, the disk will be spun down 386 until the next request. The &man.atacontrol.8; utility now 387 supports a <command>spindown</command> command to configure 388 this feature.</para> 389 390 <para role="merged">The &man.hptrr.4; driver has been updated to version 1.2 391 from Highpoint.</para> 392 393 <para revision="240616">&man.nvme.4; has been added and provides NVM Express support. 394 NVM Express is an optimized register interface, command set and feature set of 395 PCI Express (PCIe)-based Solid-State Drives (SSDs). For more information, 396 see <link xlink:href="http://http://www.nvmexpress.org/">nvmexpress.org</link>.</para> 397 398 </sect3> 399 400 <sect3 xml:id="fs"> 401 <title>File Systems</title> 402 403 <para revision="255570">A new kernel-based iSCSI target and initiator has been 404 added</para> 405 406 <para revision="243246">UFS filesystems can now be enlarged with &man.growfs.8; while 407 mounted read-write. This is especially useful for virtual 408 machines, allowing the addition of more harddrive space without 409 interruption of service.</para> 410 411 <para revision="241519">A state of the art FUSE implementation is now part of the 412 base system. It allows the use of nearly all fusefs file 413 systems</para> 414 415 <sect4 xml:id="fs-zfs"> 416 <title>ZFS</title> 417 418 <para revision="">&man.bsdinstall.8; now supports installing 419 ZFS on the root file system. It includes a single configuration menu 420 that allows you to select all of the required details, including 421 which drives to use, what ZFS RAID level to use (taking into consideration 422 the selected number of drives), GPT or MBR, GELI encryption, forcing 4K sectors, 423 pool name, etc.</para> 424 425 <para revision="240868">TRIM support has been added for 426 ZFS.</para> 427 428 <para revision="246586">Support for the high performance LZ4 compression algorithm 429 has been added to ZFS. LZ4 is usually faster and can achieve a 430 higher compression ratio than LZJB, the default compression 431 algorithm</para> 432 433 <para revision="252140">Support for L2ARC compression has been added to ZFS.</para> 434 435 <para revision="243524">The zio nop-write improvement from Illumos 436 was imported into &os;. To reduce I/O, nop-write skips overwriting 437 data if the checksum (cryptographically secure) of new data 438 matches the checksum of existing data. It also saves space if 439 snapshots are in use. This improvement only works only on 440 datasets with enabled compression, disabled deduplication and 441 sha256 checksums.</para> 442 443 <para>ZFS will now compare the checksums of incoming writes to 444 the checksum of the existing on-disk data and avoid issuing any 445 write I/O for data that has not changed. This will reduce I/O 446 as well as space usage because if the old block is referenced 447 by a snapshot, both copies of the block are kept even though 448 both contain the same data.</para> 449 450 </sect4> 451 452 </sect3> 453 454 </sect2> 455 456 <sect2 xml:id="userland"> 457 <title>Userland Changes</title> 458 459 <para revision="255321">On platforms where &man.clang.1; is the default 460 system compiler, (such as i386, amd64, arm) GCC and GNU libstdc++ are no 461 longer built by default. &man.clang.1; and libc++ from LLVM are used on 462 these platforms by instead. GCC 4.2.1 and libstdc++ are still built 463 and used by default on pc98 and all other platforms where &man.clang.1; 464 is not the default system compiler. 465 </para> 466 467 <para revision="251662">&man.clang.1; and llvm have been updated to 468 version 3.3 release. Please refer to 469 <link xlink:href="http://llvm.org/releases/3.3/tools/clang/docs/ReleaseNotes.html"> 470 Clang 3.3 Release Notes.</link></para> 471 472 <para role="merged" revision="255949">BIND has been replaced by &man.unbound.8; for 473 local dns resolution in the base system. With this change, nslookup 474 and dig are no longer a part of the base system. Users should 475 instead use &man.host.1; and &man.drill.1; Alternatively, 476 nslookup and dig can be obtained by installing the 477 dns/bind-tools port.</para> 478 479 <para revision="225937">sysinstall has been removed from the base system. 480 Auxiliary libraries and tools used by sysinstall such as libdisk, libftpio, 481 and sade have also been removed. sysinstall has been replaced by 482 &man.bsdinstall.8; and &man.bsdconfig.8;.</para> 483 484 <para revision="256106">&man.freebsd-version.1; has been added. This tool 485 makes a best effort to determine the version and patch level of 486 the installed kernel and userland.</para> 487 488 <para revision="255191">GNU patch has been removed from the base system, and replaced 489 by a BSD-licensed &man.patch.1; program.</para> 490 491 <para revision="241511">GNU sort has been removed from the base system, and replaced 492 by a BSD-licensed &man.sort.1; program.</para> 493 494 <para revision="235723">Berkely yacc (byacc) has been imported 495 from <link xlink:href="http://invisible-island.net/byacc/">invisible island</link>. 496 This brings bison compatibilities to &man.yacc.1; while preserving full 497 backwards compatibility with previous version of &man.yacc.1;.</para> 498 499 <para revision="250881">&man.lex.1; has been replaced by flex 2.5.37</para> 500 501 <para revision="250699">&man.make.1; has been replaced with the 502 "Portable" BSD make tool (bmake) from NetBSD.</para> 503 504 <para role="merged">The &man.adduser.8; utility now supports 505 a <option>-M</option> option to set the mode of a new user's 506 home directory.</para> 507 508 <para>BSD-licensed versions of &man.ar.1; and &man.ranlib.1;, 509 based on <filename>libarchive</filename>, have replaced the GNU 510 Binutils versions of these utilities.</para> 511 512 <para>BSD-licensed versions of &man.bc.1; and &man.dc.1; have 513 replaced their GNU counterparts.</para> 514 515 <para role="merged">&man.chflags.1; now supports a <option>-v</option> flag for 516 verbose output and a <option>-f</option> flag to ignore errors 517 with the same semantics as (for example) 518 &man.chmod.1;.</para> 519 520 <para>For compatibility with other implementations, &man.cp.1; now 521 supports a <option>-a</option> flag, which is equivalent to 522 specifying the <option>-RrP</option> flags.</para> 523 524 <para>BSD-licensed version of &man.cpio.1; based on 525 <filename>libarchive</filename>, has replaced the GNU cpio. 526 Note that the GNU cpio is still installed as 527 <filename>gcpio</filename>.</para> 528 529 <para>The &man.env.1; program now supports <option>-u 530 <replaceable>name</replaceable></option> 531 which will completely unset the given variable 532 <replaceable>name</replaceable> by removing it from the environment, 533 instead of just setting it to a null value.</para> 534 535 <para>The &man.fdopendir.3; library function has been added.</para> 536 537 <para role="merged">The &man.fetch.3; library now support HTTP 1.1 538 If-Modified-Since behavior. The &man.fetch.1; program now 539 supports <option>-i <replaceable>filename</replaceable></option> 540 which will only download the specified HTTP URL if the content 541 is newer than <replaceable>filename</replaceable>.</para> 542 543 <para>&man.find.1; has been enhanced by the addition of a number 544 of primaries that were present in GNU find but not &os; 545 &man.find.1;.</para> 546 547 <para>&man.kgdb.1; now supports a new <command>add-kld</command> 548 command to make it easier to debug crash dumps with kernel 549 modules.</para> 550 551 <para>The &man.ls.1; program now supports a <option>-D</option> 552 option to specify a date format string to be used with the long 553 format (<option>-l</option>) output.</para> 554 555 <para>&man.nc.1; now supports a <option>-O</option> switch to 556 disable the use of TCP options.</para> 557 558 <para>&man.nc.1;'s <option>-o</option> switch has been deprecated. 559 It will be removed in a future release.</para> 560 561 <para>The &man.ping6.8; utility now returns <literal>2</literal> 562 when the packet transmission was successful but no responses 563 were received (this is the same behavior as &man.ping.8;). 564 It returned a non-zero value before this change.</para> 565 566 <para>The &man.procstat.1; utility has been added to display 567 detailed information about processes.</para> 568 569 <para role="merged">The &man.realpath.1; utility now supports 570 a <option>-q</option> flag to suppress warnings; it now also 571 accepts multiple paths on its command line.</para> 572 573 <para>&man.sh.1; has many bug fixes, some new features, and will now 574 refuse to parse some invalid scripts. Additionally, it now 575 has filename completion and defaults to the "emacs" editing 576 mode.</para> 577 578 <para>The &man.split.1; utility now supports a <option>-n</option> 579 flag to split a file into a certain number of chunks.</para> 580 581 <para>The &man.tar.1; utility now supports a <option>-Z</option> 582 flag to enable &man.compress.1;-style 583 compression/decompression.</para> 584 585 <para>The &man.tar.1; utility now supports a 586 <option>--numeric-owner</option> flag to ignore user/group names 587 on create and extract.</para> 588 589 <para>The &man.tar.1; utility now supports an 590 <option>-S</option> flag to sparsify files on extraction.</para> 591 592 <para>The &man.tar.1; utility now supports a <option>-s</option> 593 flag to substitute filenames based on the specified regular 594 expression.</para> 595 596 <para>The &man.tcgetsid.3; library function has been added to 597 return the process group ID for the session leader for the 598 controlling terminal. It is defined in IEEE Std 1003.1-2001 599 (POSIX).</para> 600 601 <para>&man.top.1; now supports a <option>-P</option> flag to 602 provide per-CPU usage statistics.</para> 603 604 <para>&man.zdump.8; is now working properly on 64 bit architectures. 605 </para> 606 607 <para>&man.traceroute.8; now has the ability to print the AS 608 number for each hop with the new <option>-a</option> switch; a 609 new <option>-A</option> option allows selecting a particular 610 WHOIS server.</para> 611 612 <para>&man.traceroute6.8; now supports a <option>-U</option> flag 613 to send probe packets with no upper-layer protocol, rather than 614 the usual UDP probe packets.</para> 615 616 <sect3 xml:id="rc-scripts"> 617 <title><filename>/etc/rc.d</filename> Scripts</title> 618 619 <para/> 620 621 </sect3> 622 </sect2> 623 624 <sect2 xml:id="contrib"> 625 <title>Contributed Software</title> 626 627 <para revision="251300">&man.jemalloc.3; has been updated to 3.4.0. 628 See <link xlink:href="http://www.facebook.com/jemalloc/">this link</link>. 629 for more details.</para> 630 631 <para role="merged"><application>AMD</application> has been updated from 6.0.10 632 to 6.1.5.</para> 633 634 <para role="merged"><application>awk</application> has been updated from 1 May 635 2007 release to the 23 October 2007 release.</para> 636 637 <para role="merged"><application>bzip2</application> has been updated from 1.0.4 638 to 1.0.5.</para> 639 640 <para revision="251794"><application>CVS</application> has been removed from the 641 base system, but is still available from ports</para> 642 643 <para revision="251886">Subversion has been imported into the base system and 644 is installed as <application>svnlite</application>. <application>svnlite</application> 645 should only be used for checking out &os; source and committing, and does not 646 replace the full Subversion port.</para> 647 648 <para revision="234449"><application>file</application> has been updated to 5.11.</para> 649 650 <para revision="252726"><application>hostapd</application> has been 651 updated from 0.5.8 to 0.5.10.</para> 652 653 <para><application>IPFilter</application> has been updated to 5.1.2.</para> 654 655 <para revision="250592"><application>less</application> has been updated to 656 v458.</para> 657 658 <para><application>ncurses</application> has been updated from 659 to 5.7-20081102.</para> 660 661 <para role="merged"><application>OpenSSH</application> has been updated 662 to 6.4.</para> 663 664 <para revision="236109"><application>OpenPAM</application> has been updated to 665 the Micrampelis release.</para> 666 667 <para role="merged"><application>sendmail</application> has been updated from 668 8.14.1 to 8.14.7.</para> 669 670 <para role="merged">The timezone database has been updated from 671 the <application>tzdata2008h</application> release to 672 the <application>tzdata2009m</application> release.</para> 673 674 <para>The stdtime part of libc, &man.zdump.8; and &man.zic.8; 675 have been updated from the <application>tzcode2004a</application> 676 release to the <application>tzcode2009h</application> release. 677 If you have upgraded from source or via the &man.freebsd-update.8;, 678 then please run &man.tzsetup.8; to install a new /etc/localtime. 679 </para> 680 681 <para revision="252726"><application>WPA Supplicant</application> has been 682 updated to 2.0.</para> 683 684 <para role="merged"><application>xz</application> has been updated 685 from snapshot as of 12 April 2010 to 5.0.0.</para> 686 687 <para revision="258231" role="merged">&man.nvi.1; has been updated to 2.1.2.</para> 688 689 <para revision="254225">&man.nvi.1; supports wide character locales.</para> 690 691 </sect2> 692 693 <sect2 xml:id="ports"> 694 <title>Ports/Packages Collection Infrastructure</title> 695 696 <para revision="257444">The pkg_add, pkg_create, pkg_delete, pkg_info, 697 pkg_updating, and pkg_version utilities have been removed. 698 &man.pkg.7; must now be used to install binary packages. &man.pkg.7; 699 is the next generation &os; package manager, also referred to as "pkgng".</para> 700 701 </sect2> 702 703 <sect2 xml:id="releng"> 704 <title>Release Engineering and Integration</title> 705 706 <para role="merged">The supported version of 707 the <application>GNOME</application> desktop environment 708 (<package>x11/gnome2</package>) has been 709 updated from 2.20.1 to 2.22.</para> 710 711 </sect2> 712 713 <sect2 xml:id="doc"> 714 <title>Documentation</title> 715 716 <para/> 717 718 </sect2> 719</sect1> 720 721<sect1 xml:id="upgrade"> 722 <title>Upgrading from previous releases of &os;</title> 723 724 <para arch="amd64,i386">Beginning with &os; 6.2-RELEASE, 725 binary upgrades between RELEASE versions (and snapshots of the 726 various security branches) are supported using the 727 &man.freebsd-update.8; utility. The binary upgrade procedure will 728 update unmodified userland utilities, as well as unmodified GENERIC or 729 SMP kernels distributed as a part of an official &os; release. 730 The &man.freebsd-update.8; utility requires that the host being 731 upgraded have Internet connectivity.</para> 732 733 <para>Source-based upgrades (those based on recompiling the &os; 734 base system from source code) from previous versions are 735 supported, according to the instructions in 736 <filename>/usr/src/UPDATING</filename>.</para> 737 738 <important> 739 <para>Upgrading &os; should, of course, only be attempted after 740 backing up <emphasis>all</emphasis> data and configuration 741 files.</para> 742 </important> 743</sect1> 744</article> 745