Re: [zfs-discuss] Zfs and mpxio - device name changed

2008-08-18 Thread Dony Pierre
James, Thanks a lot for your answer and for your presentation. I will read it before making the activation of mpxio. Thanks ! Kind regards. Pierre. -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] Sent: maandag 18 augustus 2008 22:49 To: Dony Pierre Cc: zfs-discuss@

Re: [zfs-discuss] Moving a ZFS root to another target

2008-08-18 Thread Stephen Hahn
* andrew <[EMAIL PROTECTED]> [2008-08-16 00:38]: > Hmm... Just tried the same thing on SXCE build 95 and it works fine. > Strange. Anyone know what's up with OpenSolaris (the distro)? I'm > using the ISO of OpenSolaris 208.11 snv_93 image-updated to build 95 > if that makes a difference. I've not t

Re: [zfs-discuss] ZFS commands hanging in B95

2008-08-18 Thread Ian Collins
Mark Shellenbaum wrote: > Ian Collins wrote: >> I have a pretty standard ZFS boot AMD64 desktop. A the moment, most ZFS >> related commands are hanging (can't be killed) . Running 'truss share' >> the last few lines I see are: >> > > Can you provide a kernel thread list report? You can use mdb -

Re: [zfs-discuss] Zfs and mpxio - device name changed

2008-08-18 Thread James C. McPherson
Dony Pierre wrote: > > Hi all, > > I have defined a zfs pool on a Solaris 10 : > > [EMAIL PROTECTED]:/kernel/drv> zpool list > NAMESIZEUSED AVAILCAP HEALTH ALTROOT > nsrcatalog 125G 72.7G 52.4G58% ONLINE - > > [EMAIL PROTECTED]:/kerne

Re: [zfs-discuss] Kernel panic at zpool import

2008-08-18 Thread Richard Elling
Borys Saulyak wrote: >> Suppose that ZFS detects an error in the first >> case. It can't tell >> the storage array "something's wrong, please >> fix it" (since the >> storage array doesn't provide for this with >> checksums and intelligent >> recovery), so all it can do is tell the user >> "this f

Re: [zfs-discuss] ZFS commands hanging in B95

2008-08-18 Thread Mark Shellenbaum
Ian Collins wrote: > I have a pretty standard ZFS boot AMD64 desktop. A the moment, most ZFS > related commands are hanging (can't be killed) . Running 'truss share' > the last few lines I see are: > Can you provide a kernel thread list report? You can use mdb -k to get that. Once in mdb typ

Re: [zfs-discuss] Kernel panic at zpool import

2008-08-18 Thread Borys Saulyak
> Ask your hardware vendor. The hardware corrupted your > data, not ZFS. Right, that's all because of these storage vendors. All problems come from them! Never from ZFS :-) I have similar answer from them: ask Sun, ZFS is buggy. Our storage is always fine. That is really ridiculous! People pay hu

Re: [zfs-discuss] Kernel panic at zpool import

2008-08-18 Thread Borys Saulyak
>Suppose that ZFS detects an error in the first > case.  It can't tell > the storage array "something's wrong, please > fix it" (since the > storage array doesn't provide for this with > checksums and intelligent > recovery), so all it can do is tell the user > "this file is corrupt, > recover it f

Re: [zfs-discuss] C code for reading ZFS ACL

2008-08-18 Thread Ian Collins
Mark Shellenbaum wrote: > Ian Collins wrote: >> Mark Shellenbaum wrote: >>> Paul B. Henson wrote: Are the libsec undocumented interfaces likely to remain the same when the acl_t structure changes? They will still require adding the prototypes to my code so the compiler know

[zfs-discuss] OpenSolaris installer can't be run, if target ZFS pool exists.

2008-08-18 Thread Jan Damborsky
Hi ZFS team, I am currently working on fixes for couple of bugs in OpenSolaris Caiman installer and since they are related to the ZFS, I would like to kindly ask you, if you could please help me to understand, if the issues encountered and mentioned below are known (somebody works on them or if th

Re: [zfs-discuss] Why RAID 5 stops working in 2009

2008-08-18 Thread Roch - PAE
Kyle McDonald writes: > Ross wrote: > > Just re-read that and it's badly phrased. What I meant to say is that a > > raid-z / raid-5 array based on 500GB drives seems to have around a 1 in 10 > > chance of loosing some data during a full rebuild. > > > > > > > Actually, I think it'

Re: [zfs-discuss] Poor read/write performance when using ZFS iSCSI target

2008-08-18 Thread Roch - PAE
initiator_host:~ # dd if=/dev/zero bs=1k of=/dev/dsk/c5t0d0 count=100 So this is going at 3000 x 1K writes per second or 330usec per write. The iscsi target is probably doing a over the wire operation for each request. So it looks fine at first glance. -r Cody Campbell writes:

Re: [zfs-discuss] Zfs and mpxio - device name changed

2008-08-18 Thread Gary Mills
On Mon, Aug 18, 2008 at 04:43:02PM +0200, Dony Pierre wrote: > >I have defined a zfs pool on a Solaris 10 : > >I would now like to use mpxio - multipathing driver. So, i will change >the file /kernel/drv/fp.conf and set the parameter mpxio-disable="no"; > >But, I thing Solaris wi

Re: [zfs-discuss] C code for reading ZFS ACL

2008-08-18 Thread Mark Shellenbaum
Ian Collins wrote: > Mark Shellenbaum wrote: >> Paul B. Henson wrote: >>> Are the libsec undocumented interfaces likely to remain the same when the >>> acl_t structure changes? They will still require adding the prototypes to >>> my code so the compiler knows what to make of them, but less chance o

[zfs-discuss] Zfs and mpxio - device name changed

2008-08-18 Thread Dony Pierre
Hi all, I have defined a zfs pool on a Solaris 10 : [EMAIL PROTECTED]:/kernel/drv> zpool list NAMESIZEUSED AVAILCAP HEALTH ALTROOT nsrcatalog 125G 72.7G 52.4G58% ONLINE - [EMAIL PROTECTED]:/kernel/drv> zpool status nsrcatalog pool:

Re: [zfs-discuss] cannot delete file when fs 100% full

2008-08-18 Thread Paul Raines
I read that that should be case but did not see such in practice. I created one volume without the recsize setting and one with. Than copied the same data to both (lots of small files). The 'du' report on the one without the recsize was significantly bigger than the one where I made it and in f

Re: [zfs-discuss] shrinking a zpool - roadmap

2008-08-18 Thread Tim
Long story short, There isn't a project, there are no plans to start a project, and don't expect to see it in Solaris10 in this lifetime without some serious pushback from large Sun customers. Even then, it's unlikely to happen anytime soon due to the technical complications of doing so reliably.

Re: [zfs-discuss] Odp: Kernel panic at zpool import

2008-08-18 Thread Borys Saulyak
> Try to change uberblock > http://www.opensolaris.org/jive/thread.jspa?messageID= > 217097 Looks like you are the originator of that thread. In the last message you promised to post some details on how you've recovered, but it was not done. Can you please post some details? How did you figure ou

[zfs-discuss] shrinking a zpool - roadmap

2008-08-18 Thread Bernhard Holzer
Hi, I am searching for a roadmap for shrinking a pool. Is there some project, where can I find informations, when will it be implemented in Solars10 Thanks Regards Bernhard -- Bernhard Holzer Sun Microsystems Ges.m.b.H. Wienerbergstraße 3/7 A-1100 Vienna, Austria Phone x60983/+43 1 60563 119

Re: [zfs-discuss] C code for reading ZFS ACL

2008-08-18 Thread Darren J Moffat
Paul B. Henson wrote: > Sweet. Might I request an acl evaluation function? Which basically, given a > user and a requested permission, returns either true (user has permission), > false (user doesn't have permission), or error condition. Similar to the > POSIX access() call, but for ACLs. If I had

Re: [zfs-discuss] cannot delete file when fs 100% full

2008-08-18 Thread Robert Milkowski
Hello Paul, Thursday, August 14, 2008, 9:25:45 PM, you wrote: PR> This problem is becoming a real pain to us again and I was wondering PR> if there has been in the past few month any known fix or workaround. PR> I normally create zfs fs's like this: PR>zfs create -o quota=131G -o reserv=131

Re: [zfs-discuss] more ZFS recovery

2008-08-18 Thread Robert Milkowski
Hello max, Sunday, August 17, 2008, 1:02:05 PM, you wrote: mbc> A Darren Dunham wrote: >> >> If the most recent uberblock appears valid, but doesn't have useful >> data, I don't think there's any way currently to see what the tree of an >> older uberblock looks like. It would be nice to see if t