FreeBSD 12.0-BETA4 发布，类 Unix 操作系统

FreeBSD 12.0-BETA4 发布了，主要更新如下：

o The number of fans supported from 8 to 12 for the powerpc
  architecture.

o A VIMAGE fix to correct carpstats.

o The bectl(8) utility has been added to rescue(8), as well as a fix to
  prevent an error when attempting to activate the currently active boot
  environment.

o The dvd1.iso pkg(8) as well as the default pkg(8) configuration file
  has been updated updated to use the quarterly package set.  Note to
  armv6, armv7, and aarch64 users: packages against the quarterly ports
  branch (2018Q4) are in progress, and should be complete over the next
  few days.

o The icwhd(4) driver has been updated to add TCO watchdog timer support
  in Lewisburg PCH (C620) chipsets.

o A local_unbound_tls variable has been added to the default rc.conf(5),
  set to "NO" by default.

o A fix to detect "stolen memory" not properly reserved in some Intel
  device BIOSes has been added.

o Fixes to lualoader.

o Updates to the linux.ko and linux64.ko kernel modules, in particular
  allowing the x11/nvidia-driver* ports to use the linux64.ko module.
  (PR 206711)

o The iavf(4) driver has been updated to fix TSO offloading when TXCSUM
  is disabled.

o An ICMP buffer underwrite issue has been fixed.  (CVE-2018-17156)

o A possible boot issue related to EARLY_AP_STARTUP has been fixed.
  (PR 228768)

o Other miscellaneous fixes.

详情查看 发布公告 。

下载地址：https://download.freebsd.org/ftp/releases/ISO-IMAGES/12.0/

转自 https://www.oschina.net/news/101704/freebsd-12-0-beta4-released