[CentOS] how to calculate how many semaphores already use on server?
JohnS
jses27 at gmail.com
Thu Jul 23 13:53:56 UTC 2009
On Thu, 2009-07-23 at 21:08 +0800, mcclnx mcc wrote:
> we have following setup on sysctl.conf:
> kernel.sem = 256 32000 128 142
>
> I tried to startup database and have error happen. I knew problem come from SEMMNS (32000) is not enough. Does anyone know how to calculate how many semaphores already use on system?
>
---
I bet if you take a look at Oracles Unbreakable you will get a hint.
/etc/sysctl.conf and the kernel-doc sysctl docs will tell you.
John
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