Re: [zfs-discuss] RAIDZ one of the disk showing unavail

2008-09-29 Thread Ralf Ramge
right after the *creation* of the zpool. And replacing a broken drive with itself doesn't make sense. And after replacing the drive with a working one, ZFS should recognize this automatically. -- Ralf Ramge Senior Solaris Administrator, SCNA, SCSA Tel. +49-721-91374-3963 [EMAIL PROTECTED

Re: [zfs-discuss] RAIDZ one of the disk showing unavail

2008-09-26 Thread Ralf Ramge
Srinivas Chadalavada wrote: I see the first disk as unavailble, How do i make it online? By replacing it with a non-broken one. -- Ralf Ramge Senior Solaris Administrator, SCNA, SCSA Tel. +49-721-91374-3963 [EMAIL PROTECTED] - http://web.de/ 11 Internet AG Brauerstraße 48 76135 Karlsruhe

Re: [zfs-discuss] x4500 vs AVS ?

2008-09-22 Thread Ralf Ramge
bet nobody wants to sell it to a customer as a supported solution ;-) -- Ralf Ramge Senior Solaris Administrator, SCNA, SCSA Tel. +49-721-91374-3963 [EMAIL PROTECTED] - http://web.de/ 11 Internet AG Brauerstraße 48 76135 Karlsruhe Amtsgericht Montabaur HRB 6484 Vorstand: Henning Ahlert

Re: [zfs-discuss] Inconsistent df and du output ?

2008-09-22 Thread Ralf Ramge
54G 9%/export [...] --- Looks good to me. Or did I miss something and understood you wrong? -- Ralf Ramge Senior Solaris Administrator, SCNA, SCSA Tel. +49-721-91374-3963 [EMAIL PROTECTED] - http://web.de/ 11 Internet AG Brauerstraße 48 76135 Karlsruhe Amtsgericht Montabaur HRB 6484

Re: [zfs-discuss] x4500 vs AVS ?

2008-09-17 Thread Ralf Ramge
Jorgen Lundman wrote: If we were interested in finding a method to replicate data to a 2nd x4500, what other options are there for us? If you already have an X4500, I think the best option for you is a cron job with incremental 'zfs send'. Or rsync. -- Ralf Ramge Senior Solaris

Re: [zfs-discuss] [storage-discuss] A few questions

2008-09-17 Thread Ralf Ramge
% of the performance of the existing Linux ext2 boxes I had to compete with. But in the end, striping 13 RAIDZ sets of 3 drives each + 1 hot spare delivered acceptable results in both categories. But it took me a lot of benchmarks to get there. -- Ralf Ramge Senior Solaris Administrator, SCNA, SCSA

Re: [zfs-discuss] x4500 vs AVS ?

2008-09-10 Thread Ralf Ramge
have to wait until one of the servers resilvers itself (from scratch?), and re-replicates itself?? I have not tested this scenario, so I can't say anything about this. -- Ralf Ramge Senior Solaris Administrator, SCNA, SCSA Tel. +49-721-91374-3963 [EMAIL PROTECTED] - http://web.de/ 11

Re: [zfs-discuss] x4500 vs AVS ?

2008-09-09 Thread Ralf Ramge
, that's something you don't want to have on your network if there's a chance to avoid this. -- Ralf Ramge Senior Solaris Administrator, SCNA, SCSA Tel. +49-721-91374-3963 [EMAIL PROTECTED] - http://web.de/ 11 Internet AG Brauerstraße 48 76135 Karlsruhe Amtsgericht Montabaur HRB 6484 Vorstand

Re: [zfs-discuss] x4500 vs AVS ?

2008-09-08 Thread Ralf Ramge
with products of Sun Microsystems, too, and I don't want to damage neither Sun nor this mailing list. -- Ralf Ramge Senior Solaris Administrator, SCNA, SCSA Tel. +49-721-91374-3963 [EMAIL PROTECTED] - http://web.de/ 11 Internet AG Brauerstraße 48 76135 Karlsruhe Amtsgericht Montabaur HRB 6484 Vorstand

Re: [zfs-discuss] x4500 vs AVS ?

2008-09-05 Thread Ralf Ramge
OpenSolaris is not an option for you due to your company policies or support contracts, building a real cluster also A LOT cheaper. -- Ralf Ramge Senior Solaris Administrator, SCNA, SCSA Tel. +49-721-91374-3963 [EMAIL PROTECTED] - http://web.de/ 11 Internet AG Brauerstraße 48 76135 Karlsruhe

Re: [zfs-discuss] x4500 vs AVS ?

2008-09-04 Thread Ralf Ramge
. -- Ralf Ramge Senior Solaris Administrator, SCNA, SCSA Tel. +49-721-91374-3963 [EMAIL PROTECTED] - http://web.de/ 11 Internet AG Brauerstraße 48 76135 Karlsruhe Amtsgericht Montabaur HRB 6484 Vorstand: Henning Ahlert, Ralph Dommermuth, Matthias Ehrlich, Thomas Gottschlich, Matthias Greve, Robert

Re: [zfs-discuss] x4500 vs AVS ?

2008-09-04 Thread Ralf Ramge
not a limitation, just looks like one. The cluster's resource type called SUNW.nfs decides if a file system is shared or not. And it does this with the usual share and unshare commands in a separate dfstab file. The ZFS sharenfs flag is set to off to avoid conflicts. -- Ralf Ramge Senior Solaris

Re: [zfs-discuss] ZFS hangs/freezes after disk failure,

2008-08-25 Thread Ralf Ramge
. c) If you want both, you should buy a second server and create a NFS cluster. Hope I could help you a bit, Ralf -- Ralf Ramge Senior Solaris Administrator, SCNA, SCSA Tel. +49-721-91374-3963 [EMAIL PROTECTED] - http://web.de/ 11 Internet AG Brauerstraße 48 76135 Karlsruhe Amtsgericht

Re: [zfs-discuss] ZFS hangs/freezes after disk failure,

2008-08-25 Thread Ralf Ramge
Ralf Ramge wrote: [...] Oh, and please excuse the grammar mistakes and typos. I'm in a hurry, not a retard ;-) At least I think so. -- Ralf Ramge Senior Solaris Administrator, SCNA, SCSA Tel. +49-721-91374-3963 [EMAIL PROTECTED] - http://web.de/ 11 Internet AG Brauerstraße 48 76135

Re: [zfs-discuss] Performance with Sun StorageTek 2540

2008-02-18 Thread Ralf Ramge
need a total number of 42 shelves and I'm pretty sure SUN doesn't offer TryBuy deals at such a scale. -- Ralf Ramge Senior Solaris Administrator, SCNA, SCSA Tel. +49-721-91374-3963 [EMAIL PROTECTED] - http://web.de/ 11 Internet AG Brauerstraße 48 76135 Karlsruhe Amtsgericht Montabaur HRB 6484

Re: [zfs-discuss] Avoiding performance decrease when pool usage is over 80%

2008-02-12 Thread Ralf Ramge
individual quotas afterwards. -- Ralf Ramge Senior Solaris Administrator, SCNA, SCSA Tel. +49-721-91374-3963 [EMAIL PROTECTED] - http://web.de/ 11 Internet AG Brauerstraße 48 76135 Karlsruhe Amtsgericht Montabaur HRB 6484 Vorstand: Henning Ahlert, Ralph Dommermuth, Matthias Ehrlich, Andreas

Re: [zfs-discuss] Avoiding performance decrease when pool usage is over 80%

2008-02-12 Thread Ralf Ramge
shares/production 100G 8,4G92G 9%/shares/production This would suite me perfectly, as this would be exactly what i wanted to do ;) Yep, you got it. -- Ralf Ramge Senior Solaris Administrator, SCNA, SCSA Tel. +49-721-91374-3963 [EMAIL PROTECTED] - http://web.de/ 11

Re: [zfs-discuss] X4500 ILOM thinks disk 20 is faulted, ZFS thinks not.

2007-12-04 Thread Ralf Ramge
this method is not suitable for monitoring purposes. -- Ralf Ramge Senior Solaris Administrator, SCNA, SCSA Tel. +49-721-91374-3963 [EMAIL PROTECTED] - http://web.de/ 11 Internet AG Brauerstraße 48 76135 Karlsruhe Amtsgericht Montabaur HRB 6484 Vorstand: Henning Ahlert, Ralph Dommermuth

Re: [zfs-discuss] I/O freeze after a disk failure

2007-09-12 Thread Ralf Ramge
that? And why are you doing this? You should replicate your zpool to another host, instead of mirroring locally. Where's your redundancy in that? -- Ralf Ramge Senior Solaris Administrator, SCNA, SCSA Tel. +49-721-91374-3963 [EMAIL PROTECTED] - http://web.de/ 11 Internet AG Brauerstraße 48 76135

Re: [zfs-discuss] I/O freeze after a disk failure

2007-09-12 Thread Ralf Ramge
? Or power outages? I'm definitely NOT some kind of know-it-all, don't misunderstand me. Your statement just let my alarm bells ring and that's why I'm asking. -- Ralf Ramge Senior Solaris Administrator, SCNA, SCSA Tel. +49-721-91374-3963 [EMAIL PROTECTED] - http://web.de/ 11 Internet AG

Re: [zfs-discuss] Mirrored zpool across network

2007-08-22 Thread Ralf Ramge
named ZFS storage pool to the same named pair on some remote host. Starting down this path would afford things like ZFS replication monitoring, similar to what ZFS does with each of its own vdevs. Yes! Jim, I think we'll become friends :-) Who do I have to send the bribe money to? -- Ralf

Re: [zfs-discuss] Is ZFS efficient for large collections of small files?

2007-08-21 Thread Ralf Ramge
/O performance will be best if you set your recordsize to a smaller value. For instance, if your average file size is 12 KB, try using 8K or even 4K recordsize, stay away from 16K or higher. -- Ralf Ramge Senior Solaris Administrator, SCNA, SCSA Tel. +49-721-91374-3963 [EMAIL PROTECTED

Re: [zfs-discuss] Mirrored zpool across network

2007-08-21 Thread Ralf Ramge
, and the OpenHA Cluster isn't available yet. -- Ralf Ramge Senior Solaris Administrator, SCNA, SCSA Tel. +49-721-91374-3963 [EMAIL PROTECTED] - http://web.de/ 11 Internet AG Brauerstraße 48 76135 Karlsruhe Amtsgericht Montabaur HRB 6484 Vorstand: Henning Ahlert, Ralph Dommermuth, Matthias

Re: [zfs-discuss] ? ZFS dynamic striping over RAID-Z

2007-08-02 Thread Ralf Ramge
/usr/sbin/zpool status --- -- Ralf Ramge Senior Solaris Administrator, SCNA, SCSA Tel. +49-721-91374-3963 [EMAIL PROTECTED] - http://web.de/ 11 Internet AG Brauerstraße 48 76135 Karlsruhe Amtsgericht Montabaur HRB 6484 Vorstand: Henning Ahlert, Ralph Dommermuth, Matthias Ehrlich, Andreas

Re: [zfs-discuss] [AVS] Question concerning reverse synchronization of a zpool

2007-07-12 Thread Ralf Ramge
Ralf Ramge wrote: Questions: a) I don't understand why the kernel panics at the moment. the zpool isn't mounted on both systems, the zpool itself seems to be fine after a reboot ... and switching the primary and secondary hosts just for resyncing seems to force a full sync, which isn't

[zfs-discuss] [AVS] Question concerning reverse synchronization of a zpool

2007-07-11 Thread Ralf Ramge
Nevada for nothing ... Thanks, Ralf -- Ralf Ramge Senior Solaris Administrator, SCNA, SCSA Tel. +49-721-91374-3963 [EMAIL PROTECTED] - http://web.de/ 11 Internet AG Brauerstraße 48 76135 Karlsruhe Amtsgericht Montabaur HRB 6484 Vorstand: Henning Ahlert, Ralph Dommermuth, Matthias Ehrlich