Messages in this thread | | | Date | Fri, 17 Sep 1999 08:50:40 +0000 | From | Steve Underwood <> | Subject | Re: > 15K simultaneous connections EXAMPLE program/OS config needed, was: Re: POSIX aio vs completion ports |
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Arjan van de Ven wrote:
> Dan Kegel had the wisdom to write: > DK> Guess I should rename my page c100k.html :-) > > DK> Alan recently said that each handle takes up 20k in kernel space. > DK> so 100,000 connections could take up 100k*20k = 2GB of RAM, > DK> which might cause some trouble except on very recent kernels > DK> (and maybe you still need a patch for this). > > Even worse, it would require > 64K ports for TCP/IP, and that is not > possible...
You are assuming only one LAN interface. Its perfectly possible on a typical modern machine with several 100Mbps NICs, providing the load is moderately balanced.
Steve
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