Re: [zfs-discuss] Trial x4500, zfs with NFS and quotas.

2007-11-27 Thread J.P. King
(I don't suppose there is some hack to let me cross file-systems?) I believe that if you lofs mount the filesystems under, say, /export you can share that directory and have all the subdirectories appear. We certainly do that for a single directory at a time. On the NFS client side, this

Re: [zfs-discuss] ZFSboot : Initial disk layout

2007-11-27 Thread Roman Morokutti
Hi, thank you for your info. The netinstall would fit perfectly. The following text out from the README does prevent me from using it yet: Although this is not enforced yet, it is likely the required convention for dataset name will be this. pool-name/boot-environment-name[/directory in

Re: [zfs-discuss] ZFS very slow under xVM

2007-11-27 Thread K
kugutsum I tried with just 4Gb in the system, and the same issue. I'll try 2Gb tomorrow and see if any better.(ps, how did you determine that was the problem in your case) sorry, I wasn't monitoring this list for a while. My machine has 8GB of ram and I remembered that some

[zfs-discuss] SAN arrays with NVRAM cache : ZIL and zfs_nocacheflush

2007-11-27 Thread Nicolas Dorfsman
Hi, I read some articles on solarisinternals.com like ZFS_Evil_Tuning_Guide on http://www.solarisinternals.com/wiki/index.php/ZFS_Evil_Tuning_Guide . They clearly suggest to disable cache flush http://www.solarisinternals.com/wiki/index.php/ZFS_Evil_Tuning_Guide#FLUSH . It seems to be

Re: [zfs-discuss] Problem with sharing multiple zfs file systems

2007-11-27 Thread Richard Elling
Anton B. Rang wrote: Given that it will be some time before NFSv4 support, let alone NFSv4 support for mount point crossing, in most client operating systems ... what obstacles are in the way of constructing an NFSv3 server which would 'do the right thing' transparently to clients so long

Re: [zfs-discuss] Trial x4500, zfs with NFS and quotas.

2007-11-27 Thread Robert Thurlow
Jorgen Lundman wrote: *** NFS Option Start: Since we need quota per user, I need to create a file-system of size=$quota for each user. But NFS will not let you cross mount-point/file-systems so mounting just /export/mail/ means I will not see any directory below that. NFSv4 will

Re: [zfs-discuss] SAN arrays with NVRAM cache : ZIL and zfs_nocacheflush

2007-11-27 Thread Marion Hakanson
[EMAIL PROTECTED] said: They clearly suggest to disable cache flush http://www.solarisinternals.com/ wiki/index.php/ZFS_Evil_Tuning_Guide#FLUSH . It seems to be the only serious article on the net about this subject. Could someone here state on this tuning suggestion ? My cu is running

[zfs-discuss] zpool detech hangs causes other zpool commands, format, df etc.. to hang

2007-11-27 Thread Amer Ather
Customer has a Thumper running: SunOS x4501 5.10 Generic_120012-14 i86pc i386 i86pc where running zpool detech disk c6t7d0 to detech a mirror causes zpool command to hang with following kernel stack trace: PC: _resume_from_idle+0xf8CMD: zpool detach disk1 c6t7d0 stack pointer for thread

Re: [zfs-discuss] Problem with sharing multiple zfs file systems

2007-11-27 Thread Spencer Shepler
On Nov 27, 2007, at 1:36 AM, Anton B. Rang wrote: Given that it will be some time before NFSv4 support, let alone NFSv4 support for mount point crossing, in most client operating systems ... what obstacles are in the way of constructing an NFSv3 server which would 'do the right thing'

Re: [zfs-discuss] SAN arrays with NVRAM cache : ZIL and zfs_nocacheflush

2007-11-27 Thread Vincent Fox
The info in that tuning guide depends on what Solaris version you are working with. Last I checked it was not current. I use Solaris 10u4 and have zfs_nocacheflush set. Haven't played with using alternate disks for ZIL yet not really sure what that does to my HA model. I have mirrored LUNS

Re: [zfs-discuss] Problem with sharing multiple zfs file systems

2007-11-27 Thread Spencer Shepler
On Nov 27, 2007, at 9:48 AM, Richard Elling wrote: Anton B. Rang wrote: Given that it will be some time before NFSv4 support, let alone NFSv4 support for mount point crossing, in most client operating systems ... what obstacles are in the way of constructing an NFSv3 server which

Re: [zfs-discuss] SAN arrays with NVRAM cache : ZIL and zfs_nocacheflush

2007-11-27 Thread Marion Hakanson
[EMAIL PROTECTED] said: Interesting. The HDS folks I talked to said the array no-ops the cache sync. Which models were you using? Midrange only, right? HDS modular product -- ours is 9520V, which was the smallest available. It has a mix of FC and SATA drives (yes, really). Check the HDS

Re: [zfs-discuss] some ZFS issues

2007-11-27 Thread croorg
Thanks for your answers so far. Yes the pools are properly dealt with on a reboot. What makes you think this wouldn't be the case ? Do you have a specific case where you believe it has failed ? Well, I have to admit I only played around a little bit with zfs-fuse so far. And I don't

[zfs-discuss] Expanding a Harware RAID 5 Array vdev in ZFS?

2007-11-27 Thread Justin Tuttle
I have searched high and low and cannot find the answer. I read about how zfs uses a Device ID for identification, usually provided by the firmware of the device. So if an controller presents an (array) lun w/a unique device ID, what would happen if I onlined the pool, and suddenly that lun was

Re: [zfs-discuss] some ZFS issues

2007-11-27 Thread croorg
What do *you* mean by flexible in this context ? ZFS Crypto is by design extensible to new crypto algorithms and modes. It is also designed to allow for multiple different key management strategies and implementations, and in fact is explicitly a multiple phase project for this reason.

[zfs-discuss] running both client and server on the same server

2007-11-27 Thread Mertol Ozyoney
Hello; Which version of Lustre can run both server and client on the same server? regards http://www.sun.com/ http://www.sun.com/emrkt/sigs/6g_top.gif Mertol Ozyoney Storage Practice - Sales Manager Sun Microsystems, TR Istanbul TR Phone +902123352200 Mobile +905339310752 Fax

Re: [zfs-discuss] Trial x4500, zfs with NFS and quotas.

2007-11-27 Thread Jorgen Lundman
J.P.King, Richard Elling, Robert Thurlow, Marion Hakanson, Thank you for replying. My apologies if I was a bit extreme, the local Sun people do not speak English, and it is my fault for not speaking sufficient Japanese, and the Sunsolve forums appear not to be the place to post questions to

Re: [zfs-discuss] Trial x4500, zfs with NFS and quotas.

2007-11-27 Thread Jorgen Lundman
I believe that if you lofs mount the filesystems under, say, /export you can share that directory and have all the subdirectories appear. Wow, that a neat idea, and crazy at the same time. But the mknod's minor value can be 0-262143 so it probably would be doable with some loss of memory

Re: [zfs-discuss] Trial x4500, zfs with NFS and quotas.

2007-11-27 Thread Jorgen Lundman
NFSv4 will let the client cross mount points transparently; this is implemented in Nevada build 77, and in Linux and AIX. Looks like I have 70b only. Wonder what the chances are of another release coming out in the 2 month trial period. Does only the x4500 need to run Nevada 77, or would

Re: [zfs-discuss] ZFS layout recommendations

2007-11-27 Thread Tommy McNeely
The question is, if you *temporarily* migrate your zones to UFS to install the big bad S10u4 patch, and migrate back to ZFS afterwards, will patches work after that? A better way to say that is, have we resolved this patch problem with zoneroot on zfs for S10u4? Tommy This message posted

Re: [zfs-discuss] Trial x4500, zfs with NFS and quotas.

2007-11-27 Thread Jorgen Lundman
Marion Hakanson wrote: The downside is that you do lose some of the flexibility of ZFS, mainly that snapshots are now done on whole UFS filesystems (zvol's), and access to snapshots is not available via the .zfs/snapshot/ path. ZFS ACL's on the individual file level are also not possible

Re: [zfs-discuss] Trial x4500, zfs with NFS and quotas.

2007-11-27 Thread Jorgen Lundman
/export/www/com/e/p/example/ for example.com. The quota is only at the example/ level. But the complicated issue is that it could be any depth. Can automount even do that? Guess my next stop is automount documentation. I should have played first, then sent the emails. If I use the /net

Re: [zfs-discuss] [storage-discuss] SAN arrays with NVRAM cache : ZIL and zfs_nocacheflush

2007-11-27 Thread Torrey McMahon
Nicolas Dorfsman wrote: Le 27 nov. 07 à 16:17, Torrey McMahon a écrit : According to the array vendor the 99xx arrays no-op the cache flush command. No need to set the /etc/system flag. http://blogs.sun.com/torrey/entry/zfs_and_99xx_storage_arrays Perfect ! Thanks Torrey.

Re: [zfs-discuss] Trial x4500, zfs with NFS and quotas.

2007-11-27 Thread Robert Thurlow
Jorgen Lundman wrote: Software we use are the usual. Postfix with dovecot, apache with double-hash, https with TLS/SNI, LDAP for provisioning, pure-ftpd, DLZ, freeradius. No local config changes needed for any setup, just ldap and netapp. I meant your client operating systems, actually.

Re: [zfs-discuss] Trial x4500, zfs with NFS and quotas.

2007-11-27 Thread Robert Thurlow
Jorgen Lundman wrote: NFSv4 will let the client cross mount points transparently; this is implemented in Nevada build 77, and in Linux and AIX. Looks like I have 70b only. Wonder what the chances are of another release coming out in the 2 month trial period. Does only the x4500 need to

Re: [zfs-discuss] Expanding a Harware RAID 5 Array vdev in ZFS?

2007-11-27 Thread Louwtjie Burger
On Nov 28, 2007 12:58 AM, Justin Tuttle [EMAIL PROTECTED] wrote: I have searched high and low and cannot find the answer. I read about how zfs uses a Device ID for identification, usually provided by the firmware of the device. So if an controller presents an (array) lun w/a unique device ID,