IPC Sys5 for amd64?

Karl Denninger karl at denninger.net
Tue Mar 3 05:35:55 PST 2009


Ivan Voras wrote:
> nicolas at boiteameuh.org wrote:
>   
>> Hi all,
>>
>> I'm trying to install a PostgreSQL db on FreeBSD 7.1-RELEASE amd64.
>> It's seems I can't allocate a shared memory segment more than 2GB.
>> I tune sysctl ipc.shm* values but without effects.
>>
>> IPC Sys5 isn't "64bit-aware" or the problem is elsewhere?
>>     
>
> Yes, SYSVSHM is limited to 2 GB in 7.1. It has recently been extended in
> -CURRENT, it will probably be MFC-ed to 7-STABLE (7.2) soon.
>   
Aha!  Well, that makes sense :)

I was wondering why I could tune up the sysctls but the call to allocate 
still failed :)

For those of us who have complex dbms installations that would be VERY 
useful, as RAM is cheap nowdays.

-- 
--
Karl Denninger
karl at denninger.net




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