On 08/21/2011 11:36 PM, Stefan Priebe - Profihost AG wrote: > Hi Guys, > > all in all ocfs2 is a nice piece of software and works very well. Last > week i made some benchmarks and was thinking if there is a way to make > it faster. > > Here are some results perhaps someone can comment them: > > XFS iSCSI target: > 100MB/s block write > 50MB/s block rewrite > 140MB/s block read > > OCFS2 iSCSI target (one node connected / two nodes connected) > 75MB/s block write > 24MB/s block rewrite > 82MB/s block read > > > File Creation / Deletion: > > XFS iSCSI target: > 5800 files/s Seq. create > 5700 files/s Seq. delete > 5800 files/s Rand. create > 1300 files/s Rand. delete > > OCFS2 iSCSI target (only ONE node connected): > 5000 files/s Seq. create > 5400 files/s Seq. delete > 5300 files/s Rand. create > 480 files/s Rand. delete > > OCFS2 iSCSI target (two or more nodes connected): > 800 files/s Seq. create > 5800 files/s Seq. delete > 800 files/s Rand. create > 480 files/s Rand. delete > > I would be very happy if someone can tell me if this is normal or if > there are ways to speed this up. > > All tests were made using vanilla 2.6.38.8 kernel and these mount > options noatime,data=writeback,commit=60.
What features do you have enabled on disk? debugfs.ocfs2 -R "stats" /dev/sdX Network latency: cat /sys/kernel/debug/o2net/stats Number of locks, etc: cat /sys/kernel/debug/o2dlm/DOMAIN/dlm_state _______________________________________________ Ocfs2-users mailing list Ocfs2-users@oss.oracle.com http://oss.oracle.com/mailman/listinfo/ocfs2-users
