kthreadd writes "The FreeBSD project has released version 8.4 of the free operating system with the same name. Highlights of this version include GNOME 2.32.1, KDE 4.10.1. In this release, focus has been put on improving stability and storage capability. The ZFS filesystem has been updated to support feature flags for ZFS pools, asynchronous destruction of ZFS datasets, LZ4 compression and ZIO NOP-write optimization. Also, support has been added for all shipping LSI storage controllers."