ZIL analysis from Chris George

Chris George from DDRdrive put together a great presentation at the OpenStorage summit looking at the ZFS intent log (ZIL), and how their product is particularly well-suited as a ZIL device. Chris did a particularly interesting analysis of the I/O pattern ZFS generates to ZIL devices (using DTrace of course). With writes to a single [...]





Posted on November 15, 2010 at 2:48 am by ahl · Permalink · Comments Closed
In: ZFS · Tagged with: , , , , ,

A Logzilla for your ZFS box

A key component of the ZFS Hybrid Storage Pool is Logzilla, a very fast device to accelerate synchronous writes. This component hides the write latency of disks to enable the use of economical, high-capacity drives. In the Sun Storage 7000 series, we use some very fast SAS and SATA SSDs from STEC as our Logzilla [...]





Posted on July 19, 2010 at 11:29 pm by ahl · Permalink · Comments Closed
In: ZFS · Tagged with: , , ,