Re: [zfs-discuss] NFS and Tar/Star Performance

2007-06-14 Thread eric kustarz
On Jun 13, 2007, at 9:22 PM, Siegfried Nikolaivich wrote: On 12-Jun-07, at 9:02 AM, eric kustarz wrote: Comparing a ZFS pool made out of a single disk to a single UFS filesystem would be a fair comparison. What does your storage look like? The storage looks like: NAME

Re: [zfs-discuss] NFS and Tar/Star Performance

2007-06-13 Thread Siegfried Nikolaivich
On 12-Jun-07, at 9:02 AM, eric kustarz wrote: Comparing a ZFS pool made out of a single disk to a single UFS filesystem would be a fair comparison. What does your storage look like? The storage looks like: NAMESTATE READ WRITE CKSUM tankONLINE 0

Re: [zfs-discuss] NFS and Tar/Star Performance

2007-06-12 Thread Roch - PAE
Hi Seigfried, just making sure you had seen this: http://blogs.sun.com/roch/entry/nfs_and_zfs_a_fine You have very fast NFS to non-ZFS runs. That seems only possible if the hosting OS did not sync the data when NFS required it or the drive in question had some fast write caches. If

Re: [zfs-discuss] NFS and Tar/Star Performance

2007-06-12 Thread eric kustarz
Over NFS to non-ZFS drive - tar xfvj linux-2.6.21.tar.bz2 real5m0.211s, user0m45.330s, sys 0m50.118s star xfv linux-2.6.21.tar.bz2 real3m26.053s, user0m43.069s, sys 0m33.726s star -no-fsync -x -v -f linux-2.6.21.tar.bz2 real

Re: [zfs-discuss] NFS and Tar/Star Performance

2007-06-12 Thread eric kustarz
On Jun 12, 2007, at 12:57 AM, Roch - PAE wrote: Hi Seigfried, just making sure you had seen this: http://blogs.sun.com/roch/entry/nfs_and_zfs_a_fine You have very fast NFS to non-ZFS runs. That seems only possible if the hosting OS did not sync the data when NFS required it or the

Re: [zfs-discuss] NFS and Tar/Star Performance

2007-06-12 Thread Neil . Perrin
eric kustarz wrote: Over NFS to non-ZFS drive - tar xfvj linux-2.6.21.tar.bz2 real5m0.211s,user0m45.330s,sys 0m50.118s star xfv linux-2.6.21.tar.bz2 real3m26.053s,user0m43.069s,sys 0m33.726s star -no-fsync -x -v -f