A mirrored ZFS storage pool can be quickly cloned as a backup pool by using the zpool split command. You can use this feature to split a mirrored root pool, but the pool that is split off is not bootable until you perform some additional steps. Some of the required actions are different for SPARC vs x86/x64 due to the difference of the OBP vs GRUB between the architectures. This article focuses on the steps required to split rpool in x86/x64 architecture. Caveats and Assumptions The … [Read more...] about How To Use ‘zpool split’ to Split rpool in solaris 11 (x86/x64)