> > > elin% dd if=/dev/zero of=/nfssrv/dd.tst bs=1024 count=1048576 > > > 1048576+0 records in > > > 1048576+0 records out > > > 1073741824 bytes transferred in 21.373114 secs (50237968 bytes/sec) > > > > > > >Follow-up, did the same dd on a Dell 2850 with a LSI Logic (amr), 6 > >scsi-disks in a raid 5: > > > >frodo~%>dd if=/dev/zero of=dd.tst bs=1024 count=1048576 > >1048576+0 records in > >1048576+0 records out > >1073741824 bytes transferred in 8.972321 secs (119672693 bytes/sec) > > > >Must faster. FreeBSD 5.4 RC2. > > FYI, here is on an Areca SATA in Raid5, 4 disks 3Ghz P4 > > [nfs]# dd if=/dev/zero of=dd.tst bs=1024 count=1048576 > 1048576+0 records in > 1048576+0 records out > 1073741824 bytes transferred in 16.416051 secs (65408047 bytes/sec) > [nfs]# > > [nfs]# dd if=/dev/zero of=dd.tst bs=2048 count=1048576 > 1048576+0 records in > 1048576+0 records out > 2147483648 bytes transferred in 30.371264 secs (70707747 bytes/sec) > [nfs]# > > Same box, but to an ad0 partition (similar Segate drive) > [nfs]# dd if=/dev/zero of=dd.tst bs=512 count=1048576 > 1048576+0 records in > 1048576+0 records out > 536870912 bytes transferred in 11.096809 secs (48380658 bytes/sec) > [nfs]# > > RELENG_5 from today.
Thank you. regards Claus _______________________________________________ freebsd-performance@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-performance To unsubscribe, send any mail to "[EMAIL PROTECTED]"