> Try setting the vm.dirty_bytes sysctl. Something like 256MB might be a good
> starting point.
>
> This comes up fairly often, see e.g.:
> http://www.postgresql.org/message-id/flat/27C32FD4-0142-44FE-8488-
> 9F366DC75966(at)mr-paradox(dot)net
>
> - Heikki
Thanks, Heikki. That sounds like my problem alright. I will play with these parameters right away, and will report back.
Cheers,
Reza