Re: 2.6 tmpfs/swap performance oddity

2006-12-07 Thread Chuck Ebbert
In-Reply-To: <[EMAIL PROTECTED]> On Wed, 06 Dec 2006 19:07:07 +0100, Magnus Naeslund wrote: > Is there any secret knobs that I can use to > tune swap performance? You might try changing /proc/sys/vm/page-cluster to 5. -- Chuck "Even supernovas have their duller moments." - To unsubscribe

Re: 2.6 tmpfs/swap performance oddity

2006-12-07 Thread Chuck Ebbert
In-Reply-To: [EMAIL PROTECTED] On Wed, 06 Dec 2006 19:07:07 +0100, Magnus Naeslund wrote: Is there any secret knobs that I can use to tune swap performance? You might try changing /proc/sys/vm/page-cluster to 5. -- Chuck Even supernovas have their duller moments. - To unsubscribe from this

Re: 2.6 tmpfs/swap performance oddity

2006-12-06 Thread Phillip Susi
Magnus Naeslund(k) wrote: But tmpfs seems to get really slow when it has to swap out stuff from tmp to a 80 gb swap partition, much slower than just writing a file to the ext3 fs. Maybe this is a known thing, and easily tuned, but I've not seen any solutions when googling around. This is a

2.6 tmpfs/swap performance oddity

2006-12-06 Thread Magnus Naeslund(k)
I have this Ubuntu Edgy (HP Proliant DL380 intel x86-64 w/ 4 cores), kernel: 2.6.17-10-server) system with a raid controller (p600 + bbu, cciss) and 8gb memory. The raid disks are setup as one raid1+0 logical device, the swap and filesystem are partitions on this device. I've created a ext3

2.6 tmpfs/swap performance oddity

2006-12-06 Thread Magnus Naeslund(k)
I have this Ubuntu Edgy (HP Proliant DL380 intel x86-64 w/ 4 cores), kernel: 2.6.17-10-server) system with a raid controller (p600 + bbu, cciss) and 8gb memory. The raid disks are setup as one raid1+0 logical device, the swap and filesystem are partitions on this device. I've created a ext3

Re: 2.6 tmpfs/swap performance oddity

2006-12-06 Thread Phillip Susi
Magnus Naeslund(k) wrote: But tmpfs seems to get really slow when it has to swap out stuff from tmp to a 80 gb swap partition, much slower than just writing a file to the ext3 fs. Maybe this is a known thing, and easily tuned, but I've not seen any solutions when googling around. This is a