Re: Linux and Apache performance, Update
Andi Kleen (ak@muc.de)
Fri, 4 Jun 1999 16:15:42 +0200
On Thu, Jun 03, 1999 at 03:25:05PM -0700, Alex Belits wrote:
> On 3 Jun 1999, Andi Kleen wrote:
>
> > In the multiple interfaces case apache has to handle
> > multiple listen sockets with poll - and the current
> > thundering herd fix doesn't work in that situation because
> > that would break old programs.
>
> If all interfaces are used for the same server, INADDR_ANY can be used
> instead of multiple sockets. Will thundering herd fix work in that case?
Then it is difficult to get get good load balancing for outgoing packets
(-ac kernels have a small change for load balancing with the existing
equal-cost-multipath code over multiple routes, but that simple minded
algorithm apparently doesn't work too well in practice for servers).
-Andi
--
This is like TV. I don't like TV.
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