Hi Antonio
I'm going to try and hijack this thread if I may (!) because, as you say...
Otherwise, you will bang your head against a wall. And that causes
headache ;-)
And I *do* have a headache with a problem that might be related to what you
are talking about.
Basically, I have deployed
Harry Mantheakis wrote:
If your firewall drops idle connections after some time, you will need
to tune a couple of settings.
In your sysctl settings for the Apache machine, set your tcp keepalive
time to a value lower than the drop time of your firewall.
I have a very strict firewall
]
Antonio Fiol Bonnín [EMAIL PROTECTED]
18/02/2004 22:08
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Pour : Tomcat Users List [EMAIL PROTECTED]
cc :
Objet : Re: Réf. : Re: Very Very Slow performance of Tomcat
[EMAIL PROTECTED] wrote:
Antonio,
I'm facing to the same performance
[EMAIL PROTECTED] wrote:
Thank you for you answers Antonio,
Yes we have a firewall between tomcat and apache.
Does it means that there is something else to do?
If your firewall is well-behaved, no. There is nothing else to do.
However, this is not usually the case. :-(
If your firewall
Antonio_Fiol_Bonn?,
can you give us something test data such as throughput, Average response time
etc. as a reference ? including hw configuration and software configuration?
Is maxProcessors lower than Apache's MaxClients?
Are you hitting the max. number of connections to your
2004 1:26 PM
To: Tomcat Users List
Subject: Re: Very Very Slow performance of Tomcat
Is maxProcessors lower than Apache's MaxClients?
Are you hitting the max. number of connections to your database?
When it goes slow, does it hang later?
Are you closing all your connections to the DB?
Q
:
Objet : Re: Very Very Slow performance of Tomcat
Is maxProcessors lower than Apache's MaxClients?
Are you hitting the max. number of connections to your database?
When it goes slow, does it hang later?
Are you closing all your connections to the DB?
Q: --- Is there a checklist somewhere
, 2004 2:11 PM
To: Tomcat Users List
Subject: Réf. : Re: Very Very Slow performance of Tomcat
Antonio,
I'm facing to the same performance problems with Tomcat.
My the maxProcessor value is equal to 75 while
the Apache's MaxClients is equals to 150.
the MaxKeepAliveRequests of apache is equal
Veuillez répondre à Tomcat Users List
Pour : Tomcat Users List [EMAIL PROTECTED]
cc :
Objet : RE: Réf. : Re: Very Very Slow performance of Tomcat
Hi,
Can u check the total number of concurrent connections (Apache) when the
problem occurs:
The way to do this is:
ptree
-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED]
Sent: Wednesday, February 18, 2004 3:26 PM
To: Tomcat Users List
Subject: Réf. : RE: Réf. : Re: Very Very Slow performance of Tomcat
Arnab,
Do you know how to use ThreadDump in order to detect
application hanging reasons
wuhui wrote:
Antonio_Fiol_Bonn?,
can you give us something test data such as throughput, Average response time
etc. as a reference ?
No. At least not something reliable.
Typical average load time for our apps is between 500ms and 1000ms,
depending on the pages. Light pages go as low
[EMAIL PROTECTED] wrote:
Antonio,
I'm facing to the same performance problems with Tomcat.
My the maxProcessor value is equal to 75 while
the Apache's MaxClients is equals to 150.
the MaxKeepAliveRequests of apache is equal to 100
Do you understand the relationship between theses attributes ?
Is maxProcessors lower than Apache's MaxClients?
Are you hitting the max. number of connections to your database?
When it goes slow, does it hang later?
Are you closing all your connections to the DB?
Q: --- Is there a checklist somewhere for this kind of things? It
would be useful for
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