Re: [HACKERS] Error: shmget failed

> Roberto Joao Lopes Garcia <roberto(at)mha(dot)com(dot)br> writes:
> > I tried to start postmaster and it report an error, see bellow:
> > IpcMemoryCreate: shmget failed (Invalid argument) key=5432001,
> > size=1073152, permission=600
> > FATAL 1: ShmemCreate: cannot create region
>
> As a quick hack you can start the postmaster with smaller-than-
> normal -B and -N (say -B 40 -N 20). Long term solution is to
> increase your kernel's SHMMAX limit to more than 1 megabyte.
>
> I thought we had adjusted the default -B and -N to stay just
> under a meg, which is the default SHMMAX value on many kernels.
> But it looks like someone chewed up some more shared memory when
> I wasn't looking :-(.

7.0 backend will point them to FAQ on such errors.

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