Re: [postgres no lnger launches

Thanks, Tom, I messed it up myself, see my other post.

Am 04.06.2012 um 01:16 schrieb Tom Lane:

> Alexander Reichstadt <lxr(at)mac(dot)com> writes:
>>> So sure enough that process claimed to might be starting does not end up being a process. Where do I look for what's actually going on?
>
> In the postmaster log ...
>
>>> This is the log output:
>>> 04.06.12 00:26:29,792 com.edb.launchd.postgresql-9.1: If the request size is already small, it's possible that it is less than your kernel's SHMMIN parameter, in which case raising the request size or reconfiguring SHMMIN is called for.
>
> You seem to have trimmed off the useful part of this error message, but
> I'm going to take a wild guess that what is happening is (a) you have
> another postmaster running someplace, and (b) it is chewing up all the
> allowed space for shared memory. If you have not mucked with OSX's
> default shared-memory limits then there is only enough room to run one
> postmaster at a time. The trouble with this theory is that the other
> postmaster probably ought to be visible in ps output; I'm not sure why
> it might not be. Anyway, try running "ipcs" to see if any SysV shared
> memory or semaphores are active. If there are any, it's a pretty good
> tip that there's a Postgres running somewhere.
>
> regards, tom lane
>
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