Re: [zfs-discuss] ZFS configuration for VMware

2008-06-28 Thread Erik Trimble
Brian Hechinger wrote: On Fri, Jun 27, 2008 at 03:02:43PM -0700, Erik Trimble wrote: Unfortunately, we need to be careful here with our terminology. You are completely and 100% correct, Erik. I've been throwing the term SSD around, but in the context of what I'm thinking, by SSD I

Re: [zfs-discuss] ZFS configuration for VMware

2008-06-28 Thread Ross
Thanks, that's something I hadn't realised. After googling, I've found this article comparing the i-RAM with a couple of SSD's, and the difference is quite something: http://www.xbitlabs.com/articles/storage/display/ssd-iram_5.html However, the SATA interface's limitations soon seem to even

Re: [zfs-discuss] ZFS configuration for VMware

2008-06-28 Thread Ross
I believe there's a block rewrite function being worked on, which if memory serves will enable further technologies such as changing raid-z stripe size on the fly, defrag, etc. I doubt 'soon' is a word you could use to describe the timeframe for these arriving however. This message posted

Re: [zfs-discuss] [SOLVED] Solaris 10 does not boat

2008-06-28 Thread Andrius
James C. McPherson wrote: Andrius wrote: Hi, there is mirrored pool in i86 system with Solaris 10. The one disc is internal SATA via PCI link, another USB mobile disc. OS does not boot when USB is plugged on. It is necessary to take it off, then system boots, then plug it on and then work

[zfs-discuss] planning for upgrades

2008-06-28 Thread Matt Harrison
Hi gurus, Just wanted some input on this for the day when an upgrade is necessary. Lets say I have simple pool made up of 3 750gb SATA disks in raidz1, giving around 1.3tb usable space. If we wanted to upgrade the disks, what is the accepted procedure? There are 6 SATA ports in the machine in

Re: [zfs-discuss] planning for upgrades

2008-06-28 Thread Tomas Ögren
On 28 June, 2008 - Matt Harrison sent me these 0,6K bytes: Hi gurus, Just wanted some input on this for the day when an upgrade is necessary. Lets say I have simple pool made up of 3 750gb SATA disks in raidz1, giving around 1.3tb usable space. If we wanted to upgrade the disks, what

Re: [zfs-discuss] planning for upgrades

2008-06-28 Thread Matt Harrison
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Tomas Ögren wrote: | On 28 June, 2008 - Matt Harrison sent me these 0,6K bytes: | | Hi gurus, | | Just wanted some input on this for the day when an upgrade is necessary. | | Lets say I have simple pool made up of 3 750gb SATA disks in raidz1, |

Re: [zfs-discuss] planning for upgrades

2008-06-28 Thread Matt Harrison
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Matt Harrison wrote: | Tomas Ögren wrote: | | On 28 June, 2008 - Matt Harrison sent me these 0,6K bytes: | | | | Hi gurus, | | | | Just wanted some input on this for the day when an upgrade is necessary. | | | | Lets say I have simple pool made up of

Re: [zfs-discuss] Periodic flush

2008-06-28 Thread Roch Bourbonnais
Le 28 juin 08 à 05:14, Robert Milkowski a écrit : Hello Mark, Tuesday, April 15, 2008, 8:32:32 PM, you wrote: MM The new write throttle code put back into build 87 attempts to MM smooth out the process. We now measure the amount of time it takes MM to sync each transaction group, and

Re: [zfs-discuss] planning for upgrades

2008-06-28 Thread James C. McPherson
Matt Harrison wrote: I seem to have overlooked the first part of your reply, I can just replace the disks one at a time, and of course the pool would rebuild itself onto the new disk. Would this automatically extend the size of the pool once all 3 disks are replaced? Yes - once the

Re: [zfs-discuss] planning for upgrades

2008-06-28 Thread Matt Harrison
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 James C. McPherson wrote: | Matt Harrison wrote: | | I seem to have overlooked the first part of your reply, I can just | replace the disks one at a time, and of course the pool would rebuild | itself onto the new disk. Would this automatically

Re: [zfs-discuss] ZFS configuration for VMware

2008-06-28 Thread Richard Elling
Erik Trimble wrote: Brian Hechinger wrote: On Fri, Jun 27, 2008 at 03:02:43PM -0700, Erik Trimble wrote: Unfortunately, we need to be careful here with our terminology. You are completely and 100% correct, Erik. I've been throwing the term SSD around, but in the

[zfs-discuss] Proper wayto do disk replacement in an A1000 storage array and raidz2.

2008-06-28 Thread Demian Phillips
I'm using ZFS and a drive has failed. I am quite new to solaris and Frankly I seem to know more about ZFS and how it works then I do the OS. I have the hot spare taking over the failed disk and from here, do I need to remove the disk on the OS side (if so what is proper) or do I need to take

Re: [zfs-discuss] ZFS configuration for VMware

2008-06-28 Thread David Magda
On Jun 28, 2008, at 10:17, Richard Elling wrote: This week, Verident announced a system using Spansion EcoRAMs (DRAM + NOR Flash on a DIMM form factor) for main memory. This is almost getting there, but seems to require some special OS support, which is not surprising. The holy grail is

Re: [zfs-discuss] ZFS configuration for VMware

2008-06-28 Thread Tim
On Sat, Jun 28, 2008 at 1:42 AM, Erik Trimble [EMAIL PROTECTED] wrote: Brian Hechinger wrote: On Fri, Jun 27, 2008 at 03:02:43PM -0700, Erik Trimble wrote: Unfortunately, we need to be careful here with our terminology. You are completely and 100% correct, Erik. I've been throwing

Re: [zfs-discuss] ZFS configuration for VMware

2008-06-28 Thread Miles Nordin
et == Erik Trimble [EMAIL PROTECTED] writes: et SSD used to refer strictly to standard DRAM backed with a et battery (and, maybe some sort of a fancy enclosure with a hard et drive to write all DRAM data to after a power outage). et * 3.5 LP disk form factor, SCSI hotswap/SATA2

[zfs-discuss] zfs recovery after create

2008-06-28 Thread Cuyler Dingwell
I had a friend rebuild his system and instead of running a zpool import he ran a zpool create. Sadly this means he has an empty raidz disk now. A zpool import only shows the last zpool he created. a zpool import -D shows now destroyed pools for importing. Any suggestions as to data recovery

[zfs-discuss] Creating root FS with mixed case sensitivity?

2008-06-28 Thread Aaron Moore
Hello, I am trying to create a file server that will be used across multiple OSs and I wanted to create the root pool/zfs system with mixed case. I am not sure how to do this since the root zfs fs gets automatically created without this flag when I create the pool. Is there a way to do this?

Re: [zfs-discuss] ZFS configuration for VMware

2008-06-28 Thread Kyle McDonald
Richard Elling wrote: Erik Trimble wrote: * 5.25 CDROM-form-factor RAM disk, as above CD-ROMs are dead. With the size of slim DVDs today, you wouldn't be able to put much space in them. The point here is a 5.25 half height device, that will fit in a drive bay that is

Re: [zfs-discuss] Creating root FS with mixed case sensitivity?

2008-06-28 Thread Tim Haley
Aaron Moore wrote: Hello, I am trying to create a file server that will be used across multiple OSs and I wanted to create the root pool/zfs system with mixed case. I am not sure how to do this since the root zfs fs gets automatically created without this flag when I create the pool.

[zfs-discuss] ZFS boot issues on older P3 system.

2008-06-28 Thread Ian Collins
I wanted to resurrect an old dual P3 system with a couple of IDE drives to use as a low power quiet NIS/DHCP/FlexLM server so I tried installing ZFS boot from build 90. The install ran through without issue, creating a mirror pool on the two drives. On reboot, I was surprised to see 2 sets of

Re: [zfs-discuss] zfs mount failed at boot stops network services.

2008-06-28 Thread Charles Soto
On 6/27/08 8:55 AM, Mark J Musante [EMAIL PROTECTED] wrote: On Fri, 27 Jun 2008, wan_jm wrote: the procedure is follows: 1. mkdir /tank 2. touch /tank/a 3. zpool create tank c0d0p3 this command give the following error message: cannot mount '/tank': directory is not empty; 4. reboot.

Re: [zfs-discuss] zfs mount failed at boot stops network services.

2008-06-28 Thread michael schuster
Charles Soto wrote: On 6/27/08 8:55 AM, Mark J Musante [EMAIL PROTECTED] wrote: On Fri, 27 Jun 2008, wan_jm wrote: the procedure is follows: 1. mkdir /tank 2. touch /tank/a 3. zpool create tank c0d0p3 this command give the following error message: cannot mount '/tank': directory is not