"Simpson" <asimpson@xxxxxxxx> writes: > Here is a ps of the currently running instance: > postgres 5671 1 0 02:32 pts/0 00:00:00 > /usr/local/pgsql/bin/postmaster -D /data/pgsql/data > postgres 5674 5671 0 02:32 pts/0 00:00:00 postgres: writer process > postgres 5675 5671 0 02:32 pts/0 00:00:00 postgres: stats buffer > process > postgres 5676 5675 0 02:32 pts/0 00:00:00 postgres: stats collector > process > 5676 is in the */data/postmaster.pid That seems extremely broken. Can you reproduce this state (wrong PID in postmaster.pid) after restarting the postmaster? regards, tom lane