> I recently upgraded a client installation with 64 bit
> version 1.02SS for redhat 7.2 hoping better performance.
I doubt you would see any gain in performance, as the only difference with
the 64bitIO version of FB is that it can use single 'files' bigger than 2GB
(depending on your OS)
> I had to disable sweep in order to avoid the server
> hanging issue.
This should have nothing to do with 32/64IO, sweeping should not hang the
server, but it can cause a degrade of performance.