Re: [zfs-discuss] zfs send/recv reliability

2010-05-28 Thread Juergen Nickelsen
Bob Friesenhahn writes: > On Fri, 28 May 2010, Gregory J. Benscoter wrote: >> >> I’m primarily concerned with in the possibility of a bit flop. If >> this occurs will the stream be lost? Or will the file that that bit >> flop occurred in be the only degraded file? Lastly how does the >> relia

Re: [zfs-discuss] one more time: pool size changes

2010-06-02 Thread Juergen Nickelsen
lly looked into documentation. -- Juergen Nickelsen ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss

Re: [zfs-discuss] One dataset per user?

2010-07-28 Thread Juergen Nickelsen
Edward Ned Harvey writes: > There are legitimate specific reasons to use separate filesystems > in some circumstances. But if you can't name one reason why it's > better ... then it's not better for you. Having separate filesystems per user lets you create user-specific quotas and reservations,

Re: [zfs-discuss] preview of new SSD based on SandForce controller

2010-01-03 Thread Juergen Nickelsen
joerg.schill...@fokus.fraunhofer.de (Joerg Schilling) writes: > The netapps patents contain claims on ideas that I invented for my Diploma > thesis work between 1989 and 1991, so the netapps patents only describe prior > art. The new ideas introduced with "wofs" include the ideas on how to use CO

[zfs-discuss] (Practical) limit on the number of snapshots?

2010-01-05 Thread Juergen Nickelsen
Is there any limit on the number of snapshots in a file system? The documentation -- manual page, admin guide, troubleshooting guide -- does not mention any. That seems to confirm my assumption that is is probably not a fixed limit, but there may still be a practical one, just like there is no lim

Re: [zfs-discuss] (Practical) limit on the number of snapshots?

2010-01-07 Thread Juergen Nickelsen
Lutz Schumann writes: > When importing a pool with many snapshots (which happens during > reboot also) the import may take a long time (example: 1 > snapshots ~ 1-2 days). > > I've not tested the new release of Solaris (svn_125++) which fixes > this regarding this issue. So a test with osol 1

Re: [zfs-discuss] ZFS Mount Errors

2010-02-16 Thread Juergen Nickelsen
Tony MacDoodle writes: > Mounting ZFS filesystems: (1/6)cannot mount '/data/apache': directory is not > empty > (6/6) > svc:/system/filesystem/local:default: WARNING: /usr/sbin/zfs mount -a > failed: exit status 1 > > And yes, there is data in the /data/apache file system... I think it is co

Re: [zfs-discuss] zpool import of bootable root pool renders it

2008-09-30 Thread Juergen Nickelsen
Stephen Quintero <[EMAIL PROTECTED]> writes: > I am running OpenSolaris 2008.05 as a PV guest under Xen. If you > import the bootable root pool of a VM into another Solaris VM, the > root pool is no longer bootable. I had a similar problem: After installing and booting Opensolaris 2008.05, I succ

[zfs-discuss] Weird ZFS recv / NFS export problem

2008-09-30 Thread Juergen Nickelsen
Hello all, in the setup I try to build I want to have snapshots of a file system replicated from host "replsource" to host "repltarget" and from there NFS-mounted on host "nfsclient" to access snapshots directly: replsource# zfs create pool1/nfsw replsource# mkdir /pool1/nfsw/lala rep

Re: [zfs-discuss] zpool import of bootable root pool renders it

2008-10-03 Thread Juergen Nickelsen
David Finberg <[EMAIL PROTECTED]> writes: >> JN> I had a similar problem: After installing and booting Opensolaris >> JN> 2008.05, I succeded to lock myself out through some passwd/shadow >> JN> inconsistency (totally my own fault). Not a problem, I thought -- I >> JN> booted from the install disk

Re: [zfs-discuss] Weird ZFS recv / NFS export problem

2008-10-03 Thread Juergen Nickelsen
(Haven't I already written an answer to this? Anyway, I cannot find it.) Nils Goroll <[EMAIL PROTECTED]> writes: >> In a snoop I see that, when the access(2) fails, the nfsclient gets >> a "Stale NFS file handle" response, which gets translated to an >> ENOENT. > > What happens if you use the noa

Re: [zfs-discuss] Weird ZFS recv / NFS export problem

2008-10-03 Thread Juergen Nickelsen
(I found the saved draft of the answer I thought I had send; I send it just for completeness's sake.) Nils Goroll <[EMAIL PROTECTED]> writes: > What happens if you use the noac NFS mount option on the client? That does not seem to change the behaviour. (I have not tried

Re: [zfs-discuss] Solved - a big THANKS to Victor Latushkin @ Sun /

2008-10-11 Thread Juergen Nickelsen
"Timh Bergström" <[EMAIL PROTECTED]> writes: > Unfortunely I can only agree to the doubts about running ZFS in > production environments, i've lost ditto-blocks, i''ve gotten > corrupted pools and a bunch of other failures even in > mirror/raidz/raidz2 setups with or without hardware mirrors/raid5

Re: [zfs-discuss] replicating a set of zfs snapshots

2008-12-21 Thread Juergen Nickelsen
Ian Collins writes: >> I suspect that a 'zfs copy' or somesuch would be a nice utility >> when wanting to shove a parent and all of it's snapshots to >> another system. >> > If that's what you want, do an incremental send (-I). To be a bit more detailed, first create the file system on the ta

Re: [zfs-discuss] replicating a set of zfs snapshots

2008-12-21 Thread Juergen Nickelsen
Juergen Nickelsen writes: >> If that's what you want, do an incremental send (-I). > > To be a bit more detailed, first create the file system on the > target machine by sending the first snapshot that you want to have > replicated in full. After that, send each of

Re: [zfs-discuss] Virutal zfs server vs hardware zfs server

2009-03-01 Thread Juergen Nickelsen
Harry Putnam writes: >www.jtan.com/~reader/SDDToolReport-chub-OpenSolaris.html I see the following there: Solaris Bundled Driver: * vgatext/ ** radeon Video ATI Technologies Inc R360 NJ [Radeon 9800 XT] I *think* this is the same driver used with my work laptop (which I don't have at hand

Re: [zfs-discuss] Virutal zfs server vs hardware zfs server

2009-03-02 Thread Juergen Nickelsen
Juergen Nickelsen writes: > Solaris Bundled Driver: * vgatext/ ** radeon > Video > ATI Technologies Inc > R360 NJ [Radeon 9800 XT] > > I *think* this is the same driver used with my work laptop (which I > don't have at hand to check, unfortunately), also with ATI graph

Re: [zfs-discuss] Remove the exported zpool

2009-07-06 Thread Juergen Nickelsen
Ketan writes: > I had a pool which was exported and due to some issues on my SAN i > was never able to import it again. Can anyone tell me how can i > destroy the exported pool to free up the LUN. I did that once; I *think* that was with the "-f" option to "zpool destroy". Regards, Juergen. ___

Re: [zfs-discuss] Disappearing snapshots

2009-07-06 Thread Juergen Nickelsen
DL Consulting writes: > It takes daily snapshots and sends them to another machine as a > backup. The sending and receiving is scripted and run from a > cronjob. The problem is that some of the snapshots disappear from > monster after they've been sent to the backup machine. Do not use the snaps