Janning Vygen <vygen(at)gmx(dot)de> writes:
> So how do i easily empty all page/file caches on linux (2.4.24)?
Probably the closest you can easily get is to put the Postgres data
files on their own partition, and unmount/remount that partition
before running yuour tests. Unmounting will sync and throw away all
cached file data for that partition.
-Doug