Re: [zfs-discuss] What is a vdev?

2008-06-02 Thread Robert Petkus
As a side bar, since you cannot remove a vdev, you can really shot oneself in the foot if not careful (as I recently did). I had a X4500 system with (4) RAIDz2 vdevs in one pool. When adding a disk to the system, I forgot to add it as a spare and I was left with a stripe across the RAIDz2

Re: [zfs-discuss] RACF: SunFire x4500 Thumper Evaluation

2007-02-12 Thread Robert Petkus
ving the time to have loaded Solaris Express in order to test iSCSI performance. Does anyone have benchmarks in this area to share? -- Robert Petkus RHIC/USATLAS Computing Facility Brookhaven National Laboratory Physics Dept. - Bldg. 510A Upton, New York 11973 http://www.bnl.gov/RHIC http

[zfs-discuss] Solaris 11/06 + iscsi integration

2006-12-14 Thread Robert Petkus
Folks, Just wondering why iSCSI target disk support didn't make it into the latest Solaris release. Were there any problems? Robert -- Robert Petkus Brookhaven National Laboratory Physics Dept. - Bldg. 510A http://www.bnl.gov/RHIC http://www.acf.bn

Re: [zfs-discuss] User quotas. A recurring question

2006-11-02 Thread Robert Petkus
aging thousands of networked filesystems sensibly without user quotas is not a new idea -- AFS or Panasas both do this by caching files on a local filesystem without requiring hundreds of client mounts ( unfortunately, this would require you to provide a hook into th

Re: [zfs-discuss] zfs sharenfs inheritance

2006-11-01 Thread Robert Petkus
Robert Thurlow wrote: > Robert Petkus wrote: > >> When using sharenfs, do I really need to NFS export the parent zfs >> filesystem *and* all of its children? For example, if I have >> /zfshome >> /zfshome/user1 >> /zfshome/user1+n >> it seems to me l

[zfs-discuss] zfs sharenfs inheritance

2006-10-31 Thread Robert Petkus
ot have a block device associated with them I can only have 255 of them mounted on a single host. Am I missing something? -- Robert Petkus Brookhaven National Laboratory Physics Dept. - Bldg. 510A Upton, New York 11973 http://www.bnl.gov/RHIC http://www.acf.bnl.gov