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From "Tushar Swarnakar" <tush...@mahindrabt.com>
Subject Re: Apache hangs up for more than 100 concurrent users.
Date Fri, 03 May 2002 09:22:58 GMT
The server hangs forever and no requests are ever served again, even
after I stop my performance tester. The server does not response any more.


----- Original Message -----
From: "Owen Boyle" <obo@bourse.ch>
To: <users@httpd.apache.org>
Sent: Friday, May 03, 2002 1:47 PM
Subject: Re: Apache hangs up for more than 100 concurrent users.


> Tushar IMAP wrote:
> >
> > I am doing performance testing of our web application on Solaris with
> > Apache1.3.9. I was simulating for 100 concurrent users and the values of
the
> > following directives were
> >      MaxClients = 200
> >      MaxKeepAliveRequests = 250
> >      MaxRequestsPerChild = 0
> >      MaxSpareServers = 64
> >      MinSpareServers = 32
> > For the above settings and for 100 concurrent users, apache . But if
> > I comment out MaxClients directive then apache does not hang for 100
> > concurrent user.
>
> This is whole lot more information than on your original mail!
>
> I am not clear about what you mean by "apache hangs up"... Do you mean;
> (1) Request 101 is not answered, but if you stop performance testing,
> the server works again.
> or
> (2) The server hangs forever and no requests are ever served again, even
> after you stop your performance tester.
>
> If (1) then I would say that this is expected behaviour with MaxClients
> = 200. Although, I would suspect a bug in your performance testing
> program in which if you specify 100 clients, it really emulates twice
> that number...
>
> If (2) then that's really odd. However, apache_1.3.9 is pretty ancient
> by now - you might like to upgrade to 1.3.24.
>
> Rgds,
>
> Owen Boyle.
>
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