"surabhi.ahuja" <surabhi.ahuja@iiitb.ac.in> writes:
> <2006-04-19 01:13:25 IST%startup>FATAL: semctl(7438339, 4, SETVAL, 0)
> failed: Invalid argument
Kinda looks like something deleted your semaphores --- does "ipcs -s"
show anything?
Stopping and restarting the postmaster should fix it, if so, but you'll
want to find out who ipcrm'd the semaphores and rap their knuckles.
regards, tom lane