On Fri, May 30, 2014 at 8:08 AM, Heikki Linnakangas <hlinnakan...@vmware.com
> wrote:

> On 05/29/2014 07:39 PM, Jeff Janes wrote:
>> It also implicitly tested the xlog parallel write slots thing, as that is
>> common code to all recovery.
> During development, I hit a lot of bugs in that patch by setting
> wal_buffers to 32kb (the minimum). Causes more backends to wait for each
> other, exposing deadlocks.

I've run the foreign key version with 32kb for a while and nothing turned
up.  I should probably run the gist or gin versions, as they should put
more stress on the volume of  WAL generated.



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