Re: [zfs-discuss] zfs recordsize change improves performance

2010-06-03 Thread Asif Iqbal
On Thu, May 20, 2010 at 8:34 PM, Richard Elling wrote: > On May 20, 2010, at 11:07 AM, Asif Iqbal wrote: > >> On Thu, May 20, 2010 at 1:51 PM, Asif Iqbal wrote: >>> I have a T2000 with a dual port 4gb hba (QLE2462) and a 3510FC with >>> one controller 2gb/s attached to it. >>> I am running sol 10

Re: [zfs-discuss] zfs recordsize change improves performance

2010-05-24 Thread Miles Nordin
> "ai" == Asif Iqbal writes: >> If you disable the ZIL for locally run Oracle and you have an >> unscheduled outage, then it is highly probable that you will >> lose data. ai> yep. that is why I am not doing it until we replace the ai> battery no, wait please, you st

Re: [zfs-discuss] zfs recordsize change improves performance

2010-05-20 Thread Asif Iqbal
On Thu, May 20, 2010 at 10:53 PM, Richard Elling wrote: > On May 20, 2010, at 7:09 PM, Asif Iqbal wrote: > >> On Thu, May 20, 2010 at 8:34 PM, Richard Elling >> wrote: >>> On May 20, 2010, at 11:07 AM, Asif Iqbal wrote: >>> On Thu, May 20, 2010 at 1:51 PM, Asif Iqbal wrote: > I have a T

Re: [zfs-discuss] zfs recordsize change improves performance

2010-05-20 Thread Richard Elling
On May 20, 2010, at 7:09 PM, Asif Iqbal wrote: > On Thu, May 20, 2010 at 8:34 PM, Richard Elling > wrote: >> On May 20, 2010, at 11:07 AM, Asif Iqbal wrote: >> >>> On Thu, May 20, 2010 at 1:51 PM, Asif Iqbal wrote: I have a T2000 with a dual port 4gb hba (QLE2462) and a 3510FC with on

Re: [zfs-discuss] zfs recordsize change improves performance

2010-05-20 Thread Asif Iqbal
On Thu, May 20, 2010 at 8:34 PM, Richard Elling wrote: > On May 20, 2010, at 11:07 AM, Asif Iqbal wrote: > >> On Thu, May 20, 2010 at 1:51 PM, Asif Iqbal wrote: >>> I have a T2000 with a dual port 4gb hba (QLE2462) and a 3510FC with >>> one controller 2gb/s attached to it. >>> I am running sol 10

Re: [zfs-discuss] zfs recordsize change improves performance

2010-05-20 Thread Asif Iqbal
On Thu, May 20, 2010 at 8:34 PM, Richard Elling wrote: > On May 20, 2010, at 11:07 AM, Asif Iqbal wrote: > >> On Thu, May 20, 2010 at 1:51 PM, Asif Iqbal wrote: >>> I have a T2000 with a dual port 4gb hba (QLE2462) and a 3510FC with >>> one controller 2gb/s attached to it. >>> I am running sol 10

Re: [zfs-discuss] zfs recordsize change improves performance

2010-05-20 Thread Richard Elling
On May 20, 2010, at 11:07 AM, Asif Iqbal wrote: > On Thu, May 20, 2010 at 1:51 PM, Asif Iqbal wrote: >> I have a T2000 with a dual port 4gb hba (QLE2462) and a 3510FC with >> one controller 2gb/s attached to it. >> I am running sol 10 u3 . >> >> every time I change the recordsize of the zfs fs t

Re: [zfs-discuss] zfs recordsize change improves performance

2010-05-20 Thread Asif Iqbal
On Thu, May 20, 2010 at 2:07 PM, Asif Iqbal wrote: > On Thu, May 20, 2010 at 1:51 PM, Asif Iqbal wrote: >> I have a T2000 with a dual port 4gb hba (QLE2462) and a 3510FC with >> one controller 2gb/s attached to it. >> I am running sol 10 u3 . >> >> every time I change the recordsize of the zfs fs

Re: [zfs-discuss] zfs recordsize change improves performance

2010-05-20 Thread Asif Iqbal
On Thu, May 20, 2010 at 1:51 PM, Asif Iqbal wrote: > I have a T2000 with a dual port 4gb hba (QLE2462) and a 3510FC with > one controller 2gb/s attached to it. > I am running sol 10 u3 . > > every time I change the recordsize of the zfs fs the disk IO improves > (doubles) and stay like that for >

[zfs-discuss] zfs recordsize change improves performance

2010-05-20 Thread Asif Iqbal
I have a T2000 with a dual port 4gb hba (QLE2462) and a 3510FC with one controller 2gb/s attached to it. I am running sol 10 u3 . every time I change the recordsize of the zfs fs the disk IO improves (doubles) and stay like that for about 5 to 6 hrs. Then it dies down. I increase the recordsize ag