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Jim,
On 11/6/2010 2:17 PM, Jim Riggs wrote:
> On Nov 6, 2010, at 12:50 AM, rujin raj wrote:
>
>> Now my server.xml file is like this.As you told i added
>> executor="tomcatThreradPool" as follows
>>
>> <Executor name="tomcatThreadPool" namePrefix="catalina-exec-"
>> maxThreads="1000" minSpareThreads="150"/>
>>
>> <Connector port="8080" protocol="HTTP/1.1"
>> connectionTimeout="20000"
>> executor="tomcatThreadPool"
>> maxThreads="1000"
>> enableLookups="false" disableUploadTimeout="true"
>> redirectPort="8443" />
>> Still the minSpareThreads is not taken into account.
>
> I believe (if I heard it correctly), either Mark T. or Tim F.
> explained at ApacheCon this week that the minimum is not immediate.
> It needs to build up to that level. So, when you start Tomcat, you
> won't immediately fire up 150 threads for the executor pool, but once
> >= 150 threads are created in the process of serving requests, it
> will always keep a minimum of 150 for you.
If that's the case, I find that surprising. I always like to avoid
violating the principle of least surprise. minSpareThreads as a name
implies to me that those spares are /always/ available, even immediately
after startup.
- -chris
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