On Sun, Feb 19, 2012 at 11:12 PM, Greg Smith <g...@2ndquadrant.com> wrote:
> I'm collecting one last bit of data before posting another full set of
> results, but I'm getting more comfortable the issue here is simply changes
> in the BGW behavior.  The performance regression tracks the background
> writer maximum intensity.

That's really quite fascinating... but it seems immensely
counterintuitive.  Any idea why?  BufFreelist contention between the
background writer and regular backends leading to buffer allocation
stalls, maybe?

Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company

Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org)
To make changes to your subscription:

Reply via email to