Re: Linux vs FreeBSD

On 4 April 2014 11:03, François Beausoleil <francois@teksol.info> wrote:
> Hi all!
>
> Does PG perform that much better on FreeBSD? I have some performance issues on a Ubuntu 12.04 which I'd like to
resolve.iowait varies a lot, between 5 and 50%. Does FreeBSD better schedule I/O, which could alleviate some of the
issues,or not at all? I have no experience administering FreeBSD, but I'm willing to learn if I'll get some performance
enhancementsout of the switch. 

Ubuntu 14.04 LTS is being released in a few days and you might have
more success with its newer kernel. And try different schedulers if
you haven't already - IIRC switching to deadline resolved one of our
load problems.

--
Stuart Bishop <stuart@stuartbishop.net>
http://www.stuartbishop.net/