[zfs-discuss] Can this be done?

2009-03-28 Thread Michael Shadle
I currently have a 7x1.5tb raidz1. I want to add phase 2 which is another 7x1.5tb raidz1 Can I add the second phase to the first phase and basically have two raid5's striped (in raid terms?) Yes, I probably should upgrade the zpool format too. Currently running snv_104. Also should upgrade to

Re: [zfs-discuss] Can this be done?

2009-03-28 Thread Peter Tribble
On Sat, Mar 28, 2009 at 8:12 AM, Michael Shadle mike...@gmail.com wrote: I currently have a 7x1.5tb raidz1. I want to add phase 2 which is another 7x1.5tb raidz1 Can I add the second phase to the first phase and basically have two raid5's striped (in raid terms?) Yes, that's how it's done.

Re: [zfs-discuss] Can this be done?

2009-03-28 Thread Peter Tribble
On Sat, Mar 28, 2009 at 11:06 AM, Michael Shadle mike...@gmail.com wrote: On Sat, Mar 28, 2009 at 1:37 AM, Peter Tribble peter.trib...@gmail.com wrote: zpool add tank raidz1 disk_1 disk_2 disk_3 ... (The syntax is just like creating a pool, only with add instead of create.) so I can add

Re: [zfs-discuss] Growing a zpool mirror breaks on Adaptec 1205sa PCI

2009-03-28 Thread Harry Putnam
Harry wrote: However I hit a snag right away. Pulled a 200gb added a 750 but on boot when I get to that screen I see: Press F3 to enter configuration utility Primary channel: WDC WD200-blah-blah 190782 MB Primary secondary: WDC WD750-blah-blah Note the size is

Re: [zfs-discuss] Growing a zpool mirror breaks on Adaptec 1205sa PCI

2009-03-28 Thread Casper . Dik
I mentioned that pressing F3 doesn't do anything. That is, I have now way to enter the configuration tool. Does it work when you first remove the 200GB drive, reboot, press F3 and see what you can do in that configuration tool. It is possible that it first needs to forget the 200GB drive.

Re: [zfs-discuss] Can this be done?

2009-03-28 Thread Michael Shadle
On Sat, Mar 28, 2009 at 4:30 AM, Peter Tribble peter.trib...@gmail.com wrote: so I can add individual disks to the existing tank zpool anytime i want? Yes, but you wouldn't want to do that. (And zpool might not like it.) If you just add a disk, it just gets added as a new device. So you have

Re: [zfs-discuss] Growing a zpool mirror breaks on Adaptec 1205sa PCI

2009-03-28 Thread Harry Putnam
casper@sun.com writes: Does it work when you first remove the 200GB drive, reboot, press F3 and see what you can do in that configuration tool. It is possible that it first needs to forget the 200GB drive. Might be the way. Seems likely given the way you've shown how zfs can remember

Re: [zfs-discuss] Growing a zpool mirror breaks on Adaptec 1205sa PCI

2009-03-28 Thread Harry Putnam
casper@sun.com writes: I mentioned that pressing F3 doesn't do anything. That is, I have now way to enter the configuration tool. Does it work when you first remove the 200GB drive, reboot, press F3 and see what you can do in that configuration tool. It is possible that it first needs

Re: [zfs-discuss] Growing a zpool mirror breaks on Adaptec 1205sa PCI

2009-03-28 Thread Blake
Have you checked the specs of the 1205 to see what maximum drive size it supports? That's an older card, IIRC, so it might top out at 500gb or something. On Sat, Mar 28, 2009 at 10:33 AM, Harry Putnam rea...@newsguy.com wrote: casper@sun.com writes: I mentioned that pressing F3 doesn't do

Re: [zfs-discuss] Can this be done?

2009-03-28 Thread Bob Friesenhahn
On Sat, 28 Mar 2009, Peter Tribble wrote: The choice of raidz1 versus raidz2 is another matter. Given that you've already got raidz1, and you can't (yet) grow that or expand it to raidz2, then there doesn't seem to be much point to having the second half of your storage being more protected.

Re: [zfs-discuss] j4200 drive carriers

2009-03-28 Thread Blake
This is true. Unfortunately, in my experience, controller quality is still very important. ZFS can preserve data all day long, but that doesn't help much if the controller misbehaves (you may have good data that can't be retrieved or manipulated properly - it's happened to me with whitebox

Re: [zfs-discuss] is zpool export/import | faster than rsync or cp

2009-03-28 Thread Blake
zfs send/recv *is* faster (especially since b105) than rsync, especially when you are dealing with lots of small files. rsync has to check each file, which can take a long time - zfs send/recv just moves blocks. 2009/3/27 Ahmed Kamal email.ahmedka...@googlemail.com: ZFS replication basics at

Re: [zfs-discuss] Can this be done?

2009-03-28 Thread Tim
On Sat, Mar 28, 2009 at 10:29 AM, Bob Friesenhahn bfrie...@simple.dallas.tx.us wrote: On Sat, 28 Mar 2009, Peter Tribble wrote: The choice of raidz1 versus raidz2 is another matter. Given that you've already got raidz1, and you can't (yet) grow that or expand it to raidz2, then there

Re: [zfs-discuss] Can this be done?

2009-03-28 Thread Jonathan
Michael Shadle wrote: On Sat, Mar 28, 2009 at 1:37 AM, Peter Tribble peter.trib...@gmail.com wrote: zpool add tank raidz1 disk_1 disk_2 disk_3 ... (The syntax is just like creating a pool, only with add instead of create.) so I can add individual disks to the existing tank zpool anytime i

Re: [zfs-discuss] Growing a zpool mirror breaks on Adaptec 1205sa PCI

2009-03-28 Thread Harry Putnam
Blake blake.ir...@gmail.com writes: Have you checked the specs of the 1205 to see what maximum drive size it supports? That's an older card, IIRC, so it might top out at 500gb or something. I did yes, all it really says is that is supports drives larger than 137gb.

Re: [zfs-discuss] Can this be done?

2009-03-28 Thread Bob Friesenhahn
On Sat, 28 Mar 2009, Tim wrote: #1: yes, there is harm as he may very well run into inconsistent performance which is a complete PITA to track down when you've got differing raidtypes underlying a volume. Inconsistent performance can come from many things, including a single balky disk

Re: [zfs-discuss] Growing a zpool mirror breaks on Adaptec 1205sa PCI

2009-03-28 Thread Harry Putnam
Harry Putnam rea...@newsguy.com writes: Once booted up I see the recurring message where I should see a login prompt (I'm setup to boot into console mode). ata_id_common Busy Status 0xfe error 0x0 Repeated 4 times, then after maybe a 2-3 minute wait the regular login prompt appears.

Re: [zfs-discuss] Can this be done?

2009-03-28 Thread Bob Friesenhahn
On Sat, 28 Mar 2009, Jonathan wrote: This really depends on how valuable your data is. Richard Elling has a lot of great information about MTTDL here http://blogs.sun.com/relling/tags/mttdl Almost any data with a grade higher than disposable junk becomes pretty valuable once you consider

Re: [zfs-discuss] Can this be done?

2009-03-28 Thread Michael Shadle
2009/3/28 Tim t...@tcsac.net: There is no harm from using a raidz2 vdev even if an existing vdev is only raidz1.  If raidz2 is an available option then it is wise to choose it.  Of course starting out with raidz2 would have been even better. #2: raidz2 isn't always wise to choose.  It's a

Re: [zfs-discuss] Can this be done?

2009-03-28 Thread Bob Friesenhahn
On Sat, 28 Mar 2009, Michael Shadle wrote: if i went raidz2 i'd want the entire 14 disk array in it i think. i'd rather not do a raidz2 with less than 100% of the disks and then a second raidz1 (or 2) because i'd wind up losing much more disk space. essentially, i am willing to give up 2 of 14

Re: [zfs-discuss] Growing a zpool mirror breaks on Adaptec 1205sa PCI

2009-03-28 Thread Blake
what's the output of 'fmadm faulty'? On Sat, Mar 28, 2009 at 12:22 PM, Harry Putnam rea...@newsguy.com wrote: Harry Putnam rea...@newsguy.com writes: Once booted up I see the recurring message where I should see a login prompt (I'm setup to boot into console mode).   ata_id_common Busy

[zfs-discuss] zfs scheduled replication script?

2009-03-28 Thread Fajar A. Nugraha
I have a backup system using zfs send/receive (I know there are pros and cons to that, but it's suitable for what I need). What I have now is a script which runs daily, do zfs send, compress and write it to a file, then transfer it with ftp to a remote host. It does full backup every 1st, and do

Re: [zfs-discuss] Growing a zpool mirror breaks on Adaptec 1205sa PCI

2009-03-28 Thread Harry Putnam
Blake blake.ir...@gmail.com writes: what's the output of 'fmadm faulty'? It hangs for maybe 30 seconds, then returns the prompt. And again now on this boot, before the console prompt appears I see: ata_id_common: Busy Status 0xfe error 0x0 Repeated 4 times. And again, the console prompt is

Re: [zfs-discuss] j4200 drive carriers

2009-03-28 Thread Miles Nordin
b == Blake blake.ir...@gmail.com writes: b ZFS can preserve data all day long, but that doesn't help much b if the controller misbehaves the most common kind of controller, or rather driver, misbehavior is to time out commands to failed drives while ZFS waits inappropriately long, or

Re: [zfs-discuss] Can this be done?

2009-03-28 Thread Tim
On Sat, Mar 28, 2009 at 11:12 AM, Bob Friesenhahn bfrie...@simple.dallas.tx.us wrote: On Sat, 28 Mar 2009, Tim wrote: #1: yes, there is harm as he may very well run into inconsistent performance which is a complete PITA to track down when you've got differing raidtypes underlying a

Re: [zfs-discuss] Can this be done?

2009-03-28 Thread David Champion
* On 28 Mar 2009, Peter Tribble wrote: The choice of raidz1 versus raidz2 is another matter. Given that you've already got raidz1, and you can't (yet) grow that or expand it to raidz2, then there doesn't seem to be much point to having the second half of your storage being more protected.

Re: [zfs-discuss] zfs scheduled replication script?

2009-03-28 Thread Brent Jones
On Sat, Mar 28, 2009 at 11:20 AM, Fajar A. Nugraha fa...@fajar.net wrote: I have a backup system using zfs send/receive (I know there are pros and cons to that, but it's suitable for what I need). What I have now is a script which runs daily, do zfs send, compress and write it to a file, then

Re: [zfs-discuss] Growing a zpool mirror breaks on Adaptec 1205sa PCI

2009-03-28 Thread Harry Putnam
casper@sun.com writes: I mentioned that pressing F3 doesn't do anything. That is, I have now way to enter the configuration tool. Does it work when you first remove the 200GB drive, reboot, press F3 and see what you can do in that configuration tool. It is possible that it first needs

Re: [zfs-discuss] Growing a zpool mirror breaks on Adaptec 1205sa PCI

2009-03-28 Thread Ian Collins
Blake wrote: Have you checked the specs of the 1205 to see what maximum drive size it supports? That's an older card, IIRC, so it might top out at 500gb or something. Please stop top-posting to threads where everyone else is normal-posting, it mucks up the flow of the thread. Thanks, --

Re: [zfs-discuss] Can this be done?

2009-03-28 Thread Michael Shadle
Well this is for a home storage array for my dvds and such. If I have to turn it off to swap a failed disk it's fine. It does not need to be highly available and I do not need extreme performance like a database for example. 45mb/sec would even be acceptable. On Mar 28, 2009, at 10:47 AM,

Re: [zfs-discuss] Growing a zpool mirror breaks on Adaptec 1205sa PCI

2009-03-28 Thread Ian Collins
Harry Putnam wrote: I'm starting to think I may have just got the wrong card and should just throw in the towel and get something known to work with my hardware. That sounds like a good plan! Using older SATA controllers with SATA II drives may work, but there aren't any guarantees. --

Re: [zfs-discuss] Growing a zpool mirror breaks on Adaptec 1205sa PCI

2009-03-28 Thread Harry Putnam
Ian Collins i...@ianshome.com writes: Harry Putnam wrote: I'm starting to think I may have just got the wrong card and should just throw in the towel and get something known to work with my hardware. That sounds like a good plan! Using older SATA controllers with SATA II drives may

Re: [zfs-discuss] Can this be done?

2009-03-28 Thread Bob Friesenhahn
On Sat, 28 Mar 2009, Michael Shadle wrote: Well this is for a home storage array for my dvds and such. If I have to turn it off to swap a failed disk it's fine. It does not need to be highly available and I do not need extreme performance like a database for example. 45mb/sec would even be

Re: [zfs-discuss] zfs scheduled replication script?

2009-03-28 Thread Fajar A. Nugraha
On Sun, Mar 29, 2009 at 3:40 AM, Brent Jones br...@servuhome.net wrote: I have since modified some scripts out there, and rolled them into my own, you can see it here at pastebin.com: http://pastebin.com/m3871e478 Thanks Brent. Your script seems to handle failed replication and locking

Re: [zfs-discuss] Zfs using java

2009-03-28 Thread Howard Huntley
Howard Huntley wrote: I once installed ZFS on my home Sun Blade 100 and it worked fine on the sun blade 100 running solaris 10. I later reinstalled Solaris 10 09 version and created zpool which is not visible using the the java control panel. When I attempt to run the Java control

Re: [zfs-discuss] Growing a zpool mirror breaks on Adaptec 1205sa PCI

2009-03-28 Thread Frank Middleton
On 03/28/09 20:01, Harry Putnam wrote: Finding a sataII card is proving to be very difficult. The reason is that I only have PCI no PCI express. I haven't see a single one listed as SATAII compatible and have spent a bit time googling. It's even worse if you have an old SPARC system. We've

Re: [zfs-discuss] Can this be done?

2009-03-28 Thread Michael Shadle
On Mar 28, 2009, at 5:22 PM, Bob Friesenhahn bfrie...@simple.dallas.tx.us wrote: On Sat, 28 Mar 2009, Michael Shadle wrote: Well this is for a home storage array for my dvds and such. If I have to turn it off to swap a failed disk it's fine. It does not need to be highly available and

Re: [zfs-discuss] Can this be done?

2009-03-28 Thread Scott Lawson
Bob Friesenhahn wrote: On Sat, 28 Mar 2009, Michael Shadle wrote: Well this is for a home storage array for my dvds and such. If I have to turn it off to swap a failed disk it's fine. It does not need to be highly available and I do not need extreme performance like a database for example.