Re: Group commit, revised

On 27.01.2012 15:38, Robert Haas wrote:
> On Fri, Jan 27, 2012 at 8:35 AM, Heikki Linnakangas
> <heikki.linnakangas@enterprisedb.com>  wrote:
>> Yeah, we have to be careful with any overhead in there, it can be a hot
>> spot. I wouldn't expect any measurable difference from the above, though.
>> Could I ask you to rerun the pgbench tests you did recently with this patch?
>> Or can you think of a better test for this?
>
> I can't do so immediately, because I'm waiting for Nate Boley to tell
> me I can go ahead and start testing on that machine again.  But I will
> do it once I get the word.

I committed this. I ran pgbench test on an 8-core box and didn't see any 
slowdown. It would still be good if you get a chance to rerun the bigger 
test, but I feel confident that there's no measurable slowdown.

--   Heikki Linnakangas  EnterpriseDB   http://www.enterprisedb.com