jao(at)geophile(dot)com writes:
> Does anyone have any experience in modifying the priority of the
> checkpoint process itself, (re-nicing it)?
Unfortunately for you, re-nicing doesn't generally affect a processes
I/O rate--it's meant for CPU-bound processes.
It might be possible to add code to "throttle" the checkpoint process
(similar to what was done for VACUUM) but I don't know for sure...
-Doug