Patrice Durosay <patrice(dot)durosay(at)cgm(dot)cnrs-gif(dot)fr> writes:
> Running postgres under RedHat9, I moved the /tmp partition to / and copied the /usr into a much larger one in order to get more disk space for programs . Hope I did not loose any file.
> :FATAL: Can't create lock file /tmp/.s.PGSQL.5432.lock: Permission denied
You forgot to give the new /tmp directory the correct permissions.
regards, tom lane