Odd performance problems after upgrade from 4.11 to 6.0-Stable

Kris Kennaway kris at obsecurity.org
Wed Feb 15 22:55:24 PST 2006


On Sun, Feb 12, 2006 at 06:27:47PM -0800, Kevin Oberman wrote:

> Well, I have tracked the problem down a bit. It happens when the system
> runs out of memory and starts to use the swap file. The glimpse indexing
> operation is very memory intensive and under V6 it simply crawls when it
> starts paging. On my old 256 MB system, this operation was taking over 6
> hours. On my new system (1 GB), it takes about 7 minutes. 

Can you try increasing the vm.swap_async_max sysctl to 32 and see if
that helps with the speed of paging?

Kris
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