Re: [zfs-discuss] enterprise scale redundant Solaris 10/ZFS server providing NFSv4/CIFS

2007-09-25 Thread James F. Hranicky
Paul B. Henson wrote: But all quotas were set in a single flat text file. Anytime you added a new quota, you needed to turn off quotas, then turn them back on, and quota enforcement was disabled while it recalculated space utilization. I believe in later versions of the OS 'quota resize' did

Re: [zfs-discuss] enterprise scale redundant Solaris 10/ZFS server providing NFSv4/CIFS

2007-09-20 Thread James F. Hranicky
Paul B. Henson wrote: One issue I have is that our previous filesystem, DFS, completely spoiled me with its global namespace and location transparency. We had three fairly large servers, with the content evenly dispersed among them, but from the perspective of the client any user's files were

Re: [zfs-discuss] Re: ZFS with raidz

2007-03-21 Thread James F. Hranicky
Richard Elling wrote: I think this is a systems engineering problem, not just a ZFS problem. Few have bothered to look at mount performance in the past because most systems have only a few mounted file systems[1]. Since ZFS does file system quotas instead of user quotas, now we have the

Re: [zfs-discuss] UFS on zvol: volblocksize and maxcontig

2007-01-26 Thread James F. Hranicky
Brian H. Nelson wrote: IMO, the quota-per-file-system approach seems inconvenient when you get past a handful of file systems. Unless I'm really missing something, it just seems like a nightmare to have to deal with such a ridiculous number of file systems. Seconded -- is there any chance

[zfs-discuss] Solaris-Supported cards with battery backup

2007-01-24 Thread James F. Hranicky
Since we're talking about various hardware configs, does anyone know which controllers with battery backup are supported on Solaris? If we build a big ZFS box I'd like to be able to turn on write caching on the drives but have them battery-backed in the event of a power loss. Are 3ware cards going

Re: [zfs-discuss] Solaris-Supported cards with battery backup

2007-01-24 Thread James F. Hranicky
Robert Milkowski wrote: Hello James, Wednesday, January 24, 2007, 3:20:14 PM, you wrote: JFH Since we're talking about various hardware configs, does anyone know JFH which controllers with battery backup are supported on Solaris? If JFH we build a big ZFS box I'd like to be able to turn

Re: [zfs-discuss] Kickstart hot spare attachment

2006-12-12 Thread James F. Hranicky
Eric Schrock wrote: On Tue, Dec 12, 2006 at 07:53:32AM -0800, Jim Hranicky wrote: - I know I can attach it via the zpool commands, but is there a way to kickstart the attachment process if it fails to attach automatically upon disk failure? Yep. Just do a 'zpool replace zmir target spare'.

Re: [zfs-discuss] Netapp to Solaris/ZFS issues

2006-12-12 Thread James F. Hranicky
Jim Davis wrote: Have you tried using the automounter as suggested by the linux faq?: http://nfs.sourceforge.net/#section_b Yes. On our undergrad timesharing system (~1300 logins) we actually hit that limit with a standard automounting scheme. So now we make static mounts of the Netapp

Re: [zfs-discuss] Kickstart hot spare attachment

2006-12-12 Thread James F. Hranicky
Eric Schrock wrote: On Tue, Dec 12, 2006 at 02:08:57PM -0500, James F. Hranicky wrote: Sure, but that's what I want to avoid. The FMA agent should do this by itself, but it's not, so I guess I'm just wondering why, or if there's a good way to get to do so. If this happens in the middle

Re: [zfs-discuss] Kickstart hot spare attachment

2006-12-12 Thread James F. Hranicky
Eric Schrock wrote: Hmmm, it means that we correctly noticed that the device had failed, but for whatever reason the ZFS FMA agent didn't correctly replace the drive. I am cleaning up the hot spare behavior as we speak so I will try to reproduce this. Ok, great. Well, as long as I know

Re: [zfs-discuss] zfs hot spare not automatically getting used

2006-11-27 Thread James F. Hranicky
[ Sorry, this bounced the first time so I subscribed to the list ] Sanjeev Bagewadi wrote: Jim, We did hit similar issue yesterday on build 50 and build 45 although the node did not hang. In one of the cases we saw that the hot spare was not of the same size... can you check if this true ? It