 | | | Subject: Re: Having problems starting ~10k worker threads in apache | Subject: Re: Having problems starting ~10k worker threads in apache 2007-09-19 - By Mindaugas
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>> Our current implementation uses 3500 threads. This not enough due to
>> increased growth. We need a short term solution. The maximum of 7k
>> seems to be my upper limit and may suffice. I was hoping that there
>> were ways to increase it beyond that.
>
> You might try the hugemem kernel if you're on i386 platform. As other
> discussions have shown, the standard i386 platform can be starved of
> LowMem on occassion. I don't know if the Apache threads are using up
> all your LowMem or not, but if they are, hugemem might help you get to
> 10K threads.
Also on RHEL3 each thread allocates "ulimit -s" amount of memory for
stack. You can try to lower that number and try then.
Mindaugas
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