<rocael(at)usa(dot)net> writes:
> /usr/local/pgsql/bin/postmaster -B 1000 -o "-S 2000" -S -D
> /usr/local/pgsql/data
> and it says:
> IpcMemoryCreate: shmget failed (Invalid argument) key=5432001,
> size=8899584,permission=600
> This type of erro is usually caused by an improper shared memory or System V
> IPC semaphore configuration. Form more information....
Most likely your kernel isn't set to allow shared memory blocks as
large as 8M.
regards, tom lane