[389-users] Performance tuning - where to begin?
Daniel Fenert
daniel at fenert.pl
Fri Feb 4 22:01:01 UTC 2011
W dniu 04.02.2011 21:46, David Boreham pisze:
> On 2/4/2011 1:29 PM, Andrew Kerr wrote:
>> Since the machine isn't even opening up a socket, it makes me think you are hitting either a connection limit or related file limit.
> It won't open the connection once the listen queue has filled up (if it
> did then all that would happen is the box would run out of kernel
> memory). The problem is likely that the thread which calls accept() is
> not processing the new connections as fast as they arrive. Once that
> state is achieved, the queues fill and SYNs will be dropped.
What else can I do (other than lowering no. of conn/sec)?
I thought 800-1000 conn/s shouldn't be too difficult to achieve on such
hardware.
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Daniel Fenert
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