Mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From jean-frederic clere <jfrederic.cl...@Fujitsu-Siemens.com>
Subject Re: Simple Sticky LB WAS: Invitation to HTTPD commiters in tomcat-dev
Date Thu, 22 Jul 2004 09:51:41 GMT
Mladen Turk wrote:
>  
> 
> jean-frederic clere wrote: 
> 
>>>[error] (OS 10048)Only one usage of each socket address 
>>>(protocol/network
>>>address/port) is normally permitted.  : proxy: HTTP: attempt to 
>>>connect to 127.0.0.1:8080 (localhost) failed
>>>
>>>Anyone has a clue where and why those error messages comes from?
>>
>>Could you try ab -k? - mod_proxy will reuse the socket -
>>
> 
> 
> Still the same messages.
> When running ab on the same host where apache and TC are located I'm getting
> between 3-16 errors on '-n 1000',

Don't run ab on the same host, otherwise you are benching ab.

> But when using remote machine and use the ab from remote I'm getting around
> 50% error requests; cca. 450 - 520 requests gets failed.
> The number of failed requests gets lower and lower when I run same ab in a
> series, and it get more and more random, varying from 0 - 50 %.
> Interesting is that rising concurrency level to 20 or more, lowers the error
> number, but It's still around 10% (1120 from 10000 request are 502).

I also I have some (40) errors with concurrency 300 but Tomcat and Apache are in 
2 different machines:
+++
[Thu Jul 22 11:39:39 2004] [error] [client 172.25.182.35] proxy: DNS lookup 
failure for: pgtr0327.mch.fsc.net returned by /examples/servlet/HelloWorldExample
+++

> 
> Very strange and totally unusable at least on WIN32.

Use a real operating system.

> 
> MT.


---------------------------------------------------------------------
To unsubscribe, e-mail: tomcat-dev-unsubscribe@jakarta.apache.org
For additional commands, e-mail: tomcat-dev-help@jakarta.apache.org


Mime
View raw message