Re: Accept() problem

Alan Cox (alan@lxorguk.ukuu.org.uk)
Wed, 17 Nov 1999 20:55:29 +0000 (GMT)


> server-iron, apache can be flooded with requests (this could be due to a
> traffic spike) and will eventually stop responding. The load balancer =
> will
> then remove that server from 'active' status, because it fails to =
> respond to
> http health checks. In most cases, only a few of the children ever =

Thats a load balancer issue. If apache isnt responding to health checks I would
say the tool is doing the right thing. What state are all the apache child
processes in and what state the apache master. Do other web servers like
thttpd show the same problem in your setup ?

> We believe the bug is in the (buggy) wake-one code that was beggining to =
> be=20
> included in kernel 2.2.8 or so (however, this is just speculation, I'll =
> leave it up=20

No wake one code was added to the kernel. No kernel does health checks at
kernel level.

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