Re: [zfs-discuss] ZFS and Storage

2006-06-27 Thread Torrey McMahon
Bart Smaalders wrote: Gregory Shaw wrote: On Tue, 2006-06-27 at 09:09 +1000, Nathan Kroenert wrote: How would ZFS self heal in this case? You're using hardware raid. The hardware raid controller will rebuild the volume in the event of a single drive failure. You'd need to keep on top of

Re: [zfs-discuss] Re: ZFS and Storage

2006-06-27 Thread Torrey McMahon
[EMAIL PROTECTED] wrote: That's the dilemma, the array provides nice features like RAID1 and RAID5, but those are of no real use when using ZFS. RAID5 is not a nice feature when it breaks. A RAID controller cannot guarantee that all bits of a RAID5 stripe are written when power

Re: [zfs-discuss] Re: ZFS and Storage

2006-06-27 Thread Torrey McMahon
Your example would prove more effective if you added, I've got ten databases. Five on AIX, Five on Solaris 8 Peter Rival wrote: I don't like to top-post, but there's no better way right now. This issue has recurred several times and there have been no answers to it that cover the bases.

Re: [zfs-discuss] ZFS and Storage

2006-06-27 Thread Torrey McMahon
Jason Schroeder wrote: Torrey McMahon wrote: [EMAIL PROTECTED] wrote: I'll bet that ZFS will generate more calls about broken hardware and fingers will be pointed at ZFS at first because it's the new kid; it will be some time before people realize that the data was rotting all along

Re: [zfs-discuss] 15 minute fdsync problem and ZFS: Solved

2006-06-21 Thread Torrey McMahon
Roch wrote: Sean Meighan writes: The vi we were doing was a 2 line file. If you just vi a new file, add one line and exit it would take 15 minutes in fdsynch. On recommendation of a workaround we set set zfs:zil_disable=1 after the reboot the fdsynch is now 0.1 seconds. Now I

Re: [zfs-discuss] 15 minute fdsync problem and ZFS: Solved

2006-06-21 Thread Torrey McMahon
Nicolas Williams wrote: On Wed, Jun 21, 2006 at 10:41:50AM -0600, Neil Perrin wrote: Why is this option available then? (Yes, that's a loaded question.) I wouldn't call it an option, but an internal debugging switch that I originally added to allow progress when initially integrating

Re: [zfs-discuss] New Feature Idea: ZFS Views ?

2006-06-07 Thread Torrey McMahon
Martin Englund wrote: Alec Muffett wrote: Then you could cd ~/.zfs/view/[EMAIL PROTECTED] and see all your music files. Or large files. Or files with nlinks1. Or whatever. Should it retain the directory structure for each match, e.g. ~/.zfs/view/[EMAIL

Re: [zfs-discuss] 3510 configuration for ZFS

2006-06-01 Thread Torrey McMahon
Jeff Bonwick wrote: http://blogs.sun.com/roller/page/roch?entry=when_to_and_not_to thanks, that is very useful information. it pretty much rules out raid-z for this workload with any reasonable configuration I can dream up with only 12 disks available. it looks like mirroring is

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