Re: [zfs-discuss] ZFS pools: S10 6/06 -> SXDE 9/07

2007-12-17 Thread Richard Elling
Jay Calaus wrote: > Hello, > > # cat /etc/release >Solaris 10 6/06 s10x_u2wos_09a X86 >Copyright 2006 Sun Microsystems, Inc. All Rights Reserved. > Use is subject to license terms. > Asse

Re: [zfs-discuss] /usr/bin and /usr/xpg4/bin differences

2007-12-17 Thread Rob Windsor
KASTURI VENKATA SESHA SASIDHAR wrote: > Hello, > I am working on open solaris bugs .. and need to change the code of > df in the above two folders.. > > I would like to know why there are two df's with diff options in the > respective folders.. > /usr/bin/df is different is from /usr/xp

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

2007-12-17 Thread Rob Windsor
Shawn Ferry wrote: >> It would be tempting to add the bootadm update-archive to the boot >> process, as I would rather have it come up half-assed, than not come >> up at all. > It is part of the shutdown process, you just need to stop crashing :) I put a cron entry that does it manually every

Re: [zfs-discuss] zfs error listings

2007-12-17 Thread Eric Schrock
>From a programming perspective, you can get the EZFS_* errno values from libzfs.h. However, these don't necessarily have a 1:1 correspondence with error messages, which may be more informative, include more text, etc. If you search for callers of zfs_error() (which sets the 'action' and errno wh

[zfs-discuss] zfs error listings

2007-12-17 Thread asa
Hello all, looking to get the master list of all the error codes/ messages which I could get back from doing bad things in zfs. I am wrappering the zfs command into python and want to be able to correctly pick up on errors which are returned from certain operations. I did a source code search

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

2007-12-17 Thread Jorgen Lundman
Shawn Ferry wrote: > > It is part of the shutdown process, you just need to stop crashing :) > That looks like a good idea on paper, but what other unforeseen side-effects will we get from not crashing?! Apart from the one crash with quotacheck, it is currently running quite well. It updat

[zfs-discuss] ZFS pools: S10 6/06 -> SXDE 9/07

2007-12-17 Thread Jay Calaus
Hello, # cat /etc/release Solaris 10 6/06 s10x_u2wos_09a X86 Copyright 2006 Sun Microsystems, Inc. All Rights Reserved. Use is subject to license terms. Assembled 09 June 2006 I want to i

Re: [zfs-discuss] Clearing partition/label info

2007-12-17 Thread Nathan Kroenert
format -e then from there, re-label using SMI label, versus EFI. Cheers Al Slater wrote: > -BEGIN PGP SIGNED MESSAGE- > Hash: SHA1 > > Hi, > > What is the quickest way of clearing the label information on a disk > that has been previously used in a zpool? > > regards > > - -- > Al Sl

Re: [zfs-discuss] Does ZFS handle a SATA II " port multiplier " ?

2007-12-17 Thread Will Murnane
http://www.wiredzone.com/xq/asp/ic.10016527/qx/itemdesc.htm On Dec 17, 2007 2:01 PM, Tom Buskey <[EMAIL PROTECTED]> wrote: > Where do you get an 8 port SATA card that works with Solaris for around $100? > > > > This message posted from opensolaris.org >

Re: [zfs-discuss] Does ZFS handle a SATA II " port multiplier " ?

2007-12-17 Thread Tom Buskey
Where do you get an 8 port SATA card that works with Solaris for around $100? This message posted from opensolaris.org ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss

Re: [zfs-discuss] JBOD performance

2007-12-17 Thread Frank Penczek
Hi, On Dec 17, 2007 4:18 PM, Roch - PAE <[EMAIL PROTECTED]> wrote: > > > > The pool holds home directories so small sequential writes to one > > large file present one of a few interesting use cases. > > Can you be more specific here ? > > Do you have a body of application that would do small >

Re: [zfs-discuss] JBOD performance

2007-12-17 Thread Rob Logan
>> r/sw/s kr/s kw/s wait actv wsvc_t asvc_t %w %b device >> 0.0 48.00.0 3424.6 0.0 35.00.0 728.9 0 100 c2t8d0 > That service time is just terrible! yea, that service time is unreasonable. almost a second for each command? and 35 more commands queued? (reorder =

[zfs-discuss] HA-NFS AND HA-ZFS

2007-12-17 Thread Matthew C Aycock
We are currently running sun cluster 3.2 on solaris 10u3. We are using ufs/vxvm 4.1 as our shared file systems. However, I would like to migrate to HA-NFS on ZFS. Since there is no conversion process from UFS to ZFS other than copy, I would like to migrate on my own time. To do this I am plannin

Re: [zfs-discuss] JBOD performance

2007-12-17 Thread Roch - PAE
Frank Penczek writes: > Hi, > > On Dec 17, 2007 10:37 AM, Roch - PAE <[EMAIL PROTECTED]> wrote: > > > > > > dd uses a default block size of 512B. Does this map to your > > expected usage ? When I quickly tested the CPU cost of small > > read from cache, I did see that ZFS was more costly

Re: [zfs-discuss] Clearing partition/label info

2007-12-17 Thread Victor Engle
Hi Al, That depends on whether you want to go back to a VTOC/SMI label or keep the EFI label created by ZFS. To keep the EFI label just repartition and use the partitions as desired. If you want to go back to a VTOC/SMI label you have to run format -e and then relabel the disk and select SMI. Be

Re: [zfs-discuss] JBOD performance

2007-12-17 Thread Frank Penczek
Hi, On Dec 17, 2007 10:37 AM, Roch - PAE <[EMAIL PROTECTED]> wrote: > > > dd uses a default block size of 512B. Does this map to your > expected usage ? When I quickly tested the CPU cost of small > read from cache, I did see that ZFS was more costly than UFS > up to a crossover between 8K and 16

Re: [zfs-discuss] ZFS with array-level block replication (TrueCopy, SRDF, etc.)

2007-12-17 Thread Steve McKinty
Hi all, Thanks for the replies. To clear up one issue, when I mentioned snapshots, I [i]was[/i] talking about snapshots performed by the array and/or replication software. In order to take a ZFS snapshot I would need access to the secondary copies of the data, and that is not generally possibl

[zfs-discuss] zfs root/boot

2007-12-17 Thread Brian Hechinger
I'm going to be installing B77 in the next couple days. I've built a server using a SiL3124 card, but the BIOS of the machine for whatever reason doesn't get along with grub so I'm not able to actually boot from it. This isn't a huge concern, as I've orderd (and hopefully they will arrive soon) a

[zfs-discuss] Clearing partition/label info

2007-12-17 Thread Al Slater
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Hi, What is the quickest way of clearing the label information on a disk that has been previously used in a zpool? regards - -- Al Slater Technical Director SCL Phone : +44 (0)1273 07 Fax : +44 (0)1273 01 email : [EMAIL PROTECTED] Stant

Re: [zfs-discuss] Query related to ZFS Extended Attributes

2007-12-17 Thread Darren J Moffat
sudarshan sridhar wrote: > I would like to know the method of getting/setting Extended Attributes > (EAs) for files and directoreis. From an application layer openat(2). > Also I would like to know is there any difference in getting/setting EAs > from UFS filesystem ?. I mean can we use same

[zfs-discuss] Query related to ZFS Extended Attributes

2007-12-17 Thread sudarshan sridhar
I would like to know the method of getting/setting Extended Attributes (EAs) for files and directoreis. Also I would like to know is there any difference in getting/setting EAs from UFS filesystem ?. I mean can we use same system calls, open, openat etc... to extract EA information? If

Re: [zfs-discuss] ZFS Roadmap - thoughts on expanding raidz / restriping / defrag

2007-12-17 Thread Robert Milkowski
Hello Jeff, Monday, December 17, 2007, 10:42:18 AM, you wrote: JB> In short, yes. The enabling technology for all of this is something JB> we call bp rewrite -- that is, the ability to rewrite an existing JB> block pointer (bp) to a new location. Since ZFS is COW, this would JB> be trivial in t

Re: [zfs-discuss] JBOD performance

2007-12-17 Thread Roch - PAE
dd uses a default block size of 512B. Does this map to your expected usage ? When I quickly tested the CPU cost of small read from cache, I did see that ZFS was more costly than UFS up to a crossover between 8K and 16K. We might need a more comprehensive study of that (data in/out of cache, di

Re: [zfs-discuss] ZFS Roadmap - thoughts on expanding raidz / restriping / defrag

2007-12-17 Thread Jeff Bonwick
In short, yes. The enabling technology for all of this is something we call bp rewrite -- that is, the ability to rewrite an existing block pointer (bp) to a new location. Since ZFS is COW, this would be trivial in the absence of snapshots -- just touch all the data. But because a block may appea

Re: [zfs-discuss] JBOD performance

2007-12-17 Thread James C. McPherson
Robert Milkowski wrote: > Hello James, > > Sunday, December 16, 2007, 9:54:18 PM, you wrote: > > JCM> hi Frank, > > JCM> there is an interesting pattern here (at least, to my > JCM> untrained eyes) - your %b starts off quite low: > JCM> All of which, to me, look like you're filling a buffer

[zfs-discuss] ZFS Roadmap - thoughts on expanding raidz / restriping / defrag

2007-12-17 Thread Ross
Hey folks, Does anybody know if any of these are on the roadmap for ZFS, or have any idea how long it's likely to be before we see them (we're in no rush - late 2008 would be fine with us, but it would be nice to know they're being worked on)? I've seen many people ask for the ability to expand

Re: [zfs-discuss] JBOD performance

2007-12-17 Thread Robert Milkowski
Hello James, Sunday, December 16, 2007, 9:54:18 PM, you wrote: JCM> hi Frank, JCM> there is an interesting pattern here (at least, to my JCM> untrained eyes) - your %b starts off quite low: JCM> Frank Penczek wrote: JCM> >> --- >> dd'ing to NFS mount: >> [EMAIL PROTECTED]://tmp> dd if=./f

Re: [zfs-discuss] Auto backup and auto restore of ZFS via Firewire drive

2007-12-17 Thread Jim Klimov
It's good he didn't mail you, now we all know some under-the-hood details via Googling ;) Thanks to both of you for this :) This message posted from opensolaris.org ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org