Martijn van Oosterhout <kleptog@xxxxxxxxx> writes: > On Mon, Mar 12, 2007 at 01:13:42PM -0600, Ed L. wrote: >> Would I be correct in understanding that every pre-8.0 cluster >> must be restarted in order for the OS changes to take affect?!? > Possibly, I imagine many C libraries would cache the timezone data over > a fork and might not motice the changes... Postgres is hardly the only app that behaves like that. I saw a bunch of traffic on the Red Hat lists yesterday/today about cron, syslogd, etc needing restarts in various releases. regards, tom lane