Howdy,
You might also use two tomcat instances -- much easier to tune.
Yoav Shapira
Millennium ChemInformatics
>-Original Message-
>From: Parris, Edward G [mailto:[EMAIL PROTECTED]
>Sent: Monday, February 02, 2004 5:38 PM
>To: [EMAIL PROTECTED]
>Subject: WHY? Tomcat 5 maxThreads too low, set to 10
>
>
>I have a single server running Tomcat supporting several webapps. The
web
>apps fall into two categories:
> webapps that require quick response but that use few system resources
> webapps that are expected to process for a long period and consume
large
>amounts of system resources
>
>The goal is to create a tomcat configuration that supports these two
>categories of applications. My difficulty is that the number of
>simultaneous requests supportable within the system's memory
constraints is
>very different.
>
>In the past (Tomcat 4.1.27) I created two HTTP connectors with
different
>minProcessors, maxProcessors and acceptCount values. Web apps were
>registered/accessed via different ports effectively managing the
resources
>of the server. The connector on port 9080 supports a large number of
light-
>weight apps while the connector on 9081 queues up concurrent
heavy-weight
>requests beyond some configurable limit (3).
>
>port="9080"
> minProcessors="5" maxProcessors="75"
> enableLookups="true" redirectPort="9443"
> acceptCount="100" debug="0" connectionTimeout="2"
> useURIValidationHack="false" disableUploadTimeout="true"
/>
>
>port="9081"
> minProcessors="3" maxProcessors="3"
> enableLookups="true" redirectPort="9443"
> acceptCount="" debug="0" connectionTimeout="0"
> useURIValidationHack="false" disableUploadTimeout="true"
/>
>
>I tried a similar configuration on Tomcat 5.0.18 but noticed a
ThreadPool
>warning on startup stating that my maxThreads setting was too low and
that
>it would be reset to 10.
>
>WARNING: maxThreads setting (3) too low, set to 10
>
>Does anyone have any ideas how I can rectify this situation? 10
concurrent
>threads is too many (at peak each heavy-weight can consume ~1GB of
memory).
>Simply increasing the memory limits is not going to do it.
>
>Thanks much,
>Ed
>
>
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