more then 2G shm on RELENG_7
tinguely at casselton.net
Wed Dec 5 09:01:04 PST 2007
on Wed Dec 5 12:11:15 2007, Gergely Czuczy asks:
> I'm to test PostgreSQL on a 7-BETA3. The box has 12GB of memory in it,
> I've adjusted the sysctls, but postgresql always fails to allocate the
> SHM if it's bigger then 2GB.
> How can I make it to allocate more SHM than 2G at once?
> I've also hit a similar issue with qemu, but that wasn't shared memory,
> I had just tried to make it allocate more than 2GBs for a single vm, but
> that also failed. Still haven't figured out why was that.
Is this an i386 or amd64 arch?
What is the returned error code? (this might tell a lot).
I notice that the allocation size for the syscall is an "int".
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