Re: SHMMAX seems entirely broken in OS X 10.4.2

Tom Lane wrote:

>Has anyone been able to set kern.sysv.shmmax above 4MB at all in latest
>OS X?  I just spent a while trying what seemed every possible
>permutation of setting up /etc/sysctl.conf and editing /etc/rc directly,
>and it just fails (symptom: sysctl shows shmmax as -1, and Postgres
>cannot start).'
>
Is this perhaps one of the artificial limitations that they put in
place to make you buy Apple OSX Server?

Sincerely,

Joshua D. Drake



>
>Grrr.  Apple's been pretty lame about this from day one, but at least
>it's been possible to do it one way or another.
>
>(Curiously, it seems you can now change shmall after bootup in 10.4.2,
>but that's not much help when you can't change shmmax.)
>
>            regards, tom lane
>
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