Re: [zfs-discuss] zfs question

2010-05-20 Thread Darren J Moffat
If I'm not mistaken, L2ARC cached blocks will not get striped across more than one device in your L2ARC, which means your L2ARC only helps for latency, and not throughput. Regardless of wither it does or not it can still help overall system throughput by avoiding having to read from slower (may

Re: [zfs-discuss] zfs question

2010-05-20 Thread Erik Trimble
Edward Ned Harvey wrote: But one more thing: If I'm not mistaken, L2ARC cached blocks will not get striped across more than one device in your L2ARC, which means your L2ARC only helps for latency, and not throughput. (I'm really not certain about this, but I think so.) Given the stated usage s

Re: [zfs-discuss] zfs question

2010-05-20 Thread Roy Sigurd Karlsbakk
- "Mihai" skrev: hello all, I have the following scenario of using zfs. - I have a HDD images that has a NTFS partition stored in a zfs dataset in a file called images.img Wouldn't it be better to use zfs volumes? AFAIK they are way faster than using files Vennlige hilsener / Best

Re: [zfs-discuss] zfs question

2010-05-20 Thread Edward Ned Harvey
> From: zfs-discuss-boun...@opensolaris.org [mailto:zfs-discuss- > boun...@opensolaris.org] On Behalf Of Andrew Gabriel > > If you are reading blocks from your initial hdd images (golden images) > frequently enough, and you have enough memory on your system, these > blocks will end up on the ARC (

Re: [zfs-discuss] zfs question

2010-05-20 Thread Andrew Gabriel
Mihai wrote: hello all, I have the following scenario of using zfs. - I have a HDD images that has a NTFS partition stored in a zfs dataset in a file called images.img - I have X physical machines that boot from my server via iSCSI from such an image - Every time a machine ask for a boot reque

[zfs-discuss] zfs question

2010-05-20 Thread Mihai
hello all, I have the following scenario of using zfs. - I have a HDD images that has a NTFS partition stored in a zfs dataset in a file called images.img - I have X physical machines that boot from my server via iSCSI from such an image - Every time a machine ask for a boot request from my server

Re: [zfs-discuss] ZFS / Question

2008-10-27 Thread Simon Bonilla
Hi Richard, Thank you very much for your quick response. SB Richard Elling wrote: > Simon Bonilla wrote: >> >> Hi Team, >> >> We have a customer who wants to implement the following architecture: >> >> - Solaris 10 >> >> - Sun Cluster 3.2 >> >> - Oracle RAC >> > > Oracle does not support RAC on

Re: [zfs-discuss] ZFS / Question

2008-10-27 Thread Richard Elling
Simon Bonilla wrote: > > Hi Team, > > We have a customer who wants to implement the following architecture: > > - Solaris 10 > > - Sun Cluster 3.2 > > - Oracle RAC > Oracle does not support RAC on ZFS, nor will ZFS work as a shared, distributed file system. If you want a file system, then QFS is

[zfs-discuss] ZFS / Question

2008-10-27 Thread Simon Bonilla
Hi Team, We have a customer who wants to implement the following architecture: - Solaris 10 - Sun Cluster 3.2 - Oracle RAC The customer wants to use file system instead of raw partitions Question: - Is ZFS supported in Sun Cluster 3.2? Sincerely, SB

Re: [zfs-discuss] zfs question as to sizes

2007-04-17 Thread Wade . Stuart
Eric Schrock <[EMAIL PROTECTED]> wrote on 04/16/2007 05:29:05 PM: > On Mon, Apr 16, 2007 at 05:13:37PM -0500, [EMAIL PROTECTED] wrote: > > > > Why it was considered a valid data column in its current state is > > anyone's guess. > > > > This column is precise and valid. It represents the am

Re: [zfs-discuss] zfs question as to sizes

2007-04-16 Thread Eric Schrock
On Mon, Apr 16, 2007 at 05:13:37PM -0500, [EMAIL PROTECTED] wrote: > > Why it was considered a valid data column in its current state is > anyone's guess. > This column is precise and valid. It represents the amount of space uniquely referenced by the snapshot, and therefore the amount of space

Re: [zfs-discuss] zfs question as to sizes

2007-04-16 Thread Wade . Stuart
[EMAIL PROTECTED] wrote on 04/16/2007 04:57:43 PM: > one pool is mirror on 300gb dirives and the other is raidz1 on 7 x > 143gb drives. > > I did make clone of my zfs file systems with their snaps and something is not > right, sizes do not match... anyway here is what I have: > > [17:50:32] [

[zfs-discuss] zfs question as to sizes

2007-04-16 Thread Krzys
ok, here is what I have: [17:53:35] [EMAIL PROTECTED]: /root > zpool status -v pool: mypool state: ONLINE scrub: none requested config: NAMESTATE READ WRITE CKSUM mypool ONLINE 0 0 0 mirrorONLINE 0 0 0 c1t