well I believe this has to do with the file descriptors, but I use RH 7.0
and you can change the file descriptor max under /proc/sys/fs/file-max and
inode-max
On Thu, 1 Feb 2001, Chuck Carson wrote:
>
> I was under the impression ulimit controlled this, but someone just told me
> that by default, the linux kernel only supports 256 simultaneous
> connections, thus MySQL is limitd to 256 connections unless running on a
> modified kernel. This does not sound right to me so I thought I would ask
> here. We are currently performance testing MySQL on RH 6.2. I have rebuilt
> the kernels to allow more shared memory (for some other apps) but have done
> nothing that would affect a limit such as this. I know I have some Oracle
> databases running on the same kernels (2.2.18smp) that allow more than 256
> connections.
>
> Can anyone shed some light on this?
>
> Thanks,
> CC
>
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