Poor ZFS performance

2009-05-01 Thread nf
-a FreeBSD ice2 7.1-STABLE FreeBSD 7.1-STABLE #0: Sun Feb 8 20:31:17 EST 2009 r...@ice2:/usr/obj/usr/src/sys/GENERIC amd64 n...@ice2:/media/nf/videosdd if=sph-kingok.avi of=/dev/null 1433288+0 records in 1433288+0 records out 733843456 bytes transferred in 61.124812 secs (12005656 bytes/sec

Re: Poor ZFS performance

2009-05-03 Thread nf
On Sat, May 2, 2009 at 7:22 PM, Frederique Rijsdijk frederi...@isafeelin.org wrote: nf wrote: 733843456 bytes transferred in 61.124812 secs (12005656 bytes/sec) That is very low. I get about 60MB/sec in this way. Adding bs=1m it'll go up to 240MB/sec even (raidz1 with 4*1TB). Could you