On Thu, Jun 17, 2010 at 7:05 AM, Vivek Gupta
<vivek.gupta at globallogic.com> wrote:
> We have upgrade the Slony from 1.1.5 to 2.0.4rc2 and additionally the
> platform has been migrated from 32-bit to 64-bit. To our strange ‘slon’
> process is taking ~250 MB of memory although its usage was in KBs earlier.
> What could be the root cause either slony upgrade or the platform change?

You'll find in general that the 64-bit OS will use much more RAM.
Without knowing your OS and what the size was before it is hard to say
for sure if this accounts for all of your increase.