On Fri, Apr 18, 2008 at 10:03 AM, Tom Lane <tgl@sss.pgh.pa.us> wrote:
> "Jeffrey Baker" <jwbaker@gmail.com> writes:
> > This autovacuum has been hammering my server with purely random i/o
> > for half a week. The table is only 20GB and the i/o subsystem is good
> > for 250MB/s sequential and a solid 5kiops. When should I expect it to
> > end (if ever)?
>
> What have you got maintenance_work_mem set to? Which PG version
> exactly?
This is 8.1.9 on Linux x86_64,
# show maintenance_work_mem ;
maintenance_work_mem
----------------------
16384