Stephen Amadei <[EMAIL PROTECTED]> writes:

> On Tue, 17 Dec 2002, Eric Rescorla wrote:
> 
> > Now consider what happens if you're running 512 virtual servers (IPs)
> > with 256 child processes. If Slapper contacts all of them, it will
> > freeze all your children and you're frozen until the timeouts
> > happen. Joe, do you have more virtual servers than children?
> 
> No, my hard limit was raised to 2048 a long time ago.  I was running a
> soft limit of 600, which is somewhat above the number of IP interfaces.
> Right now I'm down to 300, as I thought it might help avoid the problem...
> but of course I run out of children from time to time.  In any case, I
> don't think the server could handle much more than the 600 right now
> anyway, and I've never seen more than 300 Slapper log entries together
> before the server bound up.
Ah well. It was a thought.

> To me, it seems that Slapper is tying up the children alot more than
> normal web request children.
Hmm... I suppose that's possible but it's not obvious to me what
the problem might be. I think we'll have to catch it in the
act.

I'll see if I can get around to that sometime in the next week
or so, but it would be immensely helpful if someone could get
a stack trace of one of the frozen processes...

-Ekr
______________________________________________________________________
OpenSSL Project                                 http://www.openssl.org
User Support Mailing List                    [EMAIL PROTECTED]
Automated List Manager                           [EMAIL PROTECTED]

Reply via email to