Re: [zfs-discuss] Is the disk a member of a zpool?

2010-01-16 Thread Morten-Christian Bernson
Thanks for the tip both of you. The zdb approach seems viable. -- This message posted from opensolaris.org ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss

[zfs-discuss] Is the disk a member of a zpool?

2010-01-15 Thread Morten-Christian Bernson
I was curious as to if it's possible to know if a disk device (from the SAN) is a member of any zpool. The disks are shared to several servers, and the zpool is exported/imported between servers. I am writing a script to list all the disks available from the SAN with some misc. information, an

Re: [zfs-discuss] Extremely bad performance - hw failure?

2009-12-28 Thread Morten-Christian Bernson
I tried changing cables, nothing changed. Then I saw something about smartmontools on the net, and I installed that. It reported that c2t4d0 had indeed reported a SMART error. Why didn't Solaris detect this? I then went ahead and offlined c2t4d0, after which the pool performed much more li

Re: [zfs-discuss] Extremely bad performance - hw failure?

2009-12-28 Thread Morten-Christian Bernson
> The best place to start looking at disk-related > performance problems > is iostat. > Slow disks will show high service times. There are > many options, but I > usually use something like: > iostat -zxcnPT d 1 > > Ignore the first line. Look at the service times. > They should be >

[zfs-discuss] Extremely bad performance - hw failure?

2009-12-27 Thread Morten-Christian Bernson
e, 685h2m to go Does anyone have any clue as to what is happening, and what I can do? If a disk is failing without the OS noticing, it would be nice to find a way to know which drive it is, and get it exchanged before it's too late. All help is apreciated... Yours sincerly, Morten-Christia

Re: [zfs-discuss] Performance with tens of thousands of zfs filesystems

2008-10-30 Thread Morten-Christian Bernson
> You'll have to solve this issue by using multiple ZFS > servers so that the number of filesystems per server is a reasonably > good fit with ZFS' current capabilities. OTOH ZFS is improving in > this arena over time and, even with multiple servers, ZFS will still > provide a cost effective solu

[zfs-discuss] Performance with tens of thousands of zfs filesystems

2008-10-28 Thread Morten-Christian Bernson
quot;. Any official input on how this will be in the upcoming release of Solaris 10? Yours sincerly, Morten-Christian Bernson Solaris System Administrator University of Bergen Norway [EMAIL PROTECTED] -- This message posted from opensolaris.org ___ zfs-disc