Re: Fw: Re: ICP, 3ware, Areca?

2006-11-07 Thread Bill Rugolsky Jr.
On Tue, Nov 07, 2006 at 01:45:13PM -0800, Andrew Morton wrote: > On Tue, 07 Nov 2006 14:59:52 -0600 > Dave Kleikamp <[EMAIL PROTECTED]> wrote: > > > On Tue, 2006-11-07 at 11:47 -0800, Andrew Morton wrote: > > > Why is ext3 slow?? > > > > Allocation? I don't see anything indicating that Bill is o

Re: Fw: Re: ICP, 3ware, Areca?

2006-11-07 Thread Bill Rugolsky Jr.
On Tue, Nov 07, 2006 at 01:45:13PM -0800, Andrew Morton wrote: > Bill, if you have time it'd be interesting to repeat the comparative > benchmarking with: > > ext3, data=ordered: > > dd if=/dev/zero of=foo bs=1M count=1000 oflag=direct > time dd if=/dev/zero of=foo bs=1M count=1000 of

Re: Fw: Re: ICP, 3ware, Areca?

2006-11-07 Thread Andrew Morton
On Tue, 07 Nov 2006 14:59:52 -0600 Dave Kleikamp <[EMAIL PROTECTED]> wrote: > On Tue, 2006-11-07 at 11:47 -0800, Andrew Morton wrote: > > Why is ext3 slow?? > > Allocation? I don't see anything indicating that Bill is overwriting an > existing file, so there is block allocation and journaling ov

Re: Fw: Re: ICP, 3ware, Areca?

2006-11-07 Thread bzzz
> Dave Kleikamp (DK) writes: DK> On Tue, 2006-11-07 at 11:47 -0800, Andrew Morton wrote: >> Why is ext3 slow?? DK> Allocation? I don't see anything indicating that Bill is overwriting an DK> existing file, so there is block allocation and journaling overhead. If DK> that's the case, it

Re: Fw: Re: ICP, 3ware, Areca?

2006-11-07 Thread Dave Kleikamp
On Tue, 2006-11-07 at 11:47 -0800, Andrew Morton wrote: > Why is ext3 slow?? Allocation? I don't see anything indicating that Bill is overwriting an existing file, so there is block allocation and journaling overhead. If that's the case, it would be interesting to see how fast ext3 is when overw

Re: Fw: Re: ICP, 3ware, Areca?

2006-11-07 Thread Alex Tomas
can we get vmstat 1 output for the run? thanks, Alex > Andrew Morton (AM) writes: AM> Why is ext3 slow?? AM> Begin forwarded message: AM> Date: Tue, 7 Nov 2006 09:47:17 -0500 AM> From: "Bill Rugolsky Jr." <[EMAIL PROTECTED]> AM> To: Arne Schmitz <[EMAIL PROTECTED]> AM> Cc: [EMAIL P

Fw: Re: ICP, 3ware, Areca?

2006-11-07 Thread Andrew Morton
Why is ext3 slow?? Begin forwarded message: Date: Tue, 7 Nov 2006 09:47:17 -0500 From: "Bill Rugolsky Jr." <[EMAIL PROTECTED]> To: Arne Schmitz <[EMAIL PROTECTED]> Cc: [EMAIL PROTECTED] Subject: Re: ICP, 3ware, Areca? On Tue, Nov 07, 2006 at 03:25:04PM +0100, Arne Schmitz wrote: > Has anyone