Re: [zfs-discuss] ZFS best practice for FreeBSD?

2012-10-11 Thread Toby Thain
On 11/10/12 5:47 PM, andy thomas wrote: ... This doesn't sound like a very good idea to me as surelt disk seeks for swap and for ZFS file I/O are bound to clash. aren't they? As Phil implied, if your system is swapping, you already have bigger problems. --Toby Andy __

Re: [zfs-discuss] ZFS best practice for FreeBSD?

2012-10-11 Thread Richard Elling
On Oct 11, 2012, at 2:58 PM, Phillip Wagstrom wrote: > > On Oct 11, 2012, at 4:47 PM, andy thomas wrote: > >> According to a Sun document called something like 'ZFS best practice' I read >> some time ago, best practice was to use the entire disk for ZFS and not to >> partition or slice it in

Re: [zfs-discuss] ZFS best practice for FreeBSD?

2012-10-11 Thread Freddie Cash
On Thu, Oct 11, 2012 at 2:47 PM, andy thomas wrote: > According to a Sun document called something like 'ZFS best practice' I read > some time ago, best practice was to use the entire disk for ZFS and not to > partition or slice it in any way. Does this advice hold good for FreeBSD as > well? Sol

Re: [zfs-discuss] ZFS best practice for FreeBSD?

2012-10-11 Thread Phillip Wagstrom
On Oct 11, 2012, at 4:47 PM, andy thomas wrote: > According to a Sun document called something like 'ZFS best practice' I read > some time ago, best practice was to use the entire disk for ZFS and not to > partition or slice it in any way. Does this advice hold good for FreeBSD as > well?

[zfs-discuss] ZFS best practice for FreeBSD?

2012-10-11 Thread andy thomas
According to a Sun document called something like 'ZFS best practice' I read some time ago, best practice was to use the entire disk for ZFS and not to partition or slice it in any way. Does this advice hold good for FreeBSD as well? I looked at a server earlier this week that was running Free

Re: [zfs-discuss] Building an On-Site and Off-Size ZFS server, replication question

2012-10-11 Thread Richard Elling
On Oct 11, 2012, at 6:03 AM, Edward Ned Harvey (opensolarisisdeadlongliveopensolaris) wrote: >> From: Richard Elling [mailto:richard.ell...@gmail.com] >> >> Read it again he asked, "On that note, is there a minimal user-mode zfs thing >> that would allow >> receiving a stream into an image fil

Re: [zfs-discuss] horrible slow pool

2012-10-11 Thread Richard Elling
Hi John, comment below... On Oct 11, 2012, at 3:10 AM, Carsten John wrote: > Hello everybody, > > I just wanted to share my experience with a (partially) broken SSD that was > in use in a ZIL mirror. > > We experienced a dramatic performance problem with one of our zpools, serving > home dir

Re: [zfs-discuss] Building an On-Site and Off-Size ZFS server, replication question

2012-10-11 Thread Edward Ned Harvey (opensolarisisdeadlongliveopensolaris)
> From: Richard Elling [mailto:richard.ell...@gmail.com] > > Read it again he asked, "On that note, is there a minimal user-mode zfs thing > that would allow > receiving a stream into an image file?"  Something like: > zfs send ... | ssh user@host "cat > file" He didn't say he wanted to cat

[zfs-discuss] horrible slow pool

2012-10-11 Thread Carsten John
Hello everybody, I just wanted to share my experience with a (partially) broken SSD that was in use in a ZIL mirror. We experienced a dramatic performance problem with one of our zpools, serving home directories. Mainly NFS clients were affected. Our SunRay infrastructure came to a complete ha