About kern.ipc.semmap on FreeBSD 9

[Alexander Pyhalov]

On 03/23/2012 01:52, Herbert J. Skuhra wrote:
> On Thu, 22 Mar 2012 10:02:15 -0600
> Efraín Déctor<efraindector at motumweb.com>  wrote:
>
>> Hello. I’m currently testing FreeBSD 9.0, I want to use it as a OS
>> for a PostgreSQL Server. However, it is recommended to modified some
>> paramerts such as semaphores
>> (http://www.postgresql.org/docs/9.1/static/kernel-resources.html ):
>>
>> kern.ipc.semmap=256
>>
>> But when I tried to change the value on FreeBSD this pops up:
>>
>> sysctl: unknown oid 'kern.ipc.semmap'
>>
>> What Can I do to resolve this issue?.
>
> This has been removed in r224016:
>
> <http://svnweb.freebsd.org/base/head/sys/kern/sysv_sem.c?r1=223825&r2=224016>
>

Hello.
Could someone briefly explain, why this tunable was removed? I couldn't 
find anything relevant in  9.0 release notes.

-- 
Best regards,
Alexander Pyhalov,
system administrator of Computer Center of Southern Federal University