Re: [jetty-users] Too many threads

[Mikhail Mazursky]

Thank you for the answer, Simone Bordet.

2013/7/26 Simone Bordet <sbor...@intalio.com>

> Hi,
>
> On Fri, Jul 26, 2013 at 7:19 AM, Mikhail Mazursky <ash...@gmail.com>
> wrote:
> > Hello!
> >
> > Under load testing of our application I'm seeing that Jetty spawned
> exactly
> > 800 threads instead of only 200 as per my configuration. How can this
> > happen? What am I missing?
>
> Perhaps you're using more than 1 thread pool, configured in other XML
> files.
>
> No, I checked. Is that even possible?

I incorrectly reported Jetty version in my first email - we recently
switched to 9.0.4 but on this server there is still version 8.1.11. The
actual config is:

<Configure id="Server" class="org.eclipse.jetty.server.Server">

    <!-- =========================================================== -->
    <!-- Server Thread Pool                                          -->
    <!-- =========================================================== -->
    <Set name="ThreadPool">
      <!-- Default queued blocking threadpool -->
      <New class="org.eclipse.jetty.util.thread.QueuedThreadPool">
        <Set name="minThreads">10</Set>
        <Set name="maxThreads">200</Set>
        <Set name="detailedDump">false</Set>
      </New>
    </Set>


    <!-- =========================================================== -->
    <!-- Set handler Collection Structure                            -->
    <!-- =========================================================== -->
    <Set name="handler">
      <New id="Handlers"
class="org.eclipse.jetty.server.handler.HandlerCollection">
        <Set name="handlers">
         <Array type="org.eclipse.jetty.server.Handler">
           <Item>
             <New id="Contexts"
class="org.eclipse.jetty.server.handler.ContextHandlerCollection"/>
           </Item>
           <Item>
             <New id="DefaultHandler"
class="org.eclipse.jetty.server.handler.DefaultHandler"/>
           </Item>
           <Item>
             <New id="RequestLog"
class="org.eclipse.jetty.server.handler.RequestLogHandler"/>
           </Item>
         </Array>
        </Set>
      </New>
    </Set>

    <!-- =========================================================== -->
    <!-- Configure Request Log                                       -->
    <!-- Request logs  may be configured for the entire server here, -->
    <!-- or they can be configured for a specific web app in a       -->
    <!-- contexts configuration (see $(jetty.home)/contexts/test.xml -->
    <!-- for an example).                                            -->
    <!-- =========================================================== -->
    <Ref id="RequestLog">
      <Set name="requestLog">
        <New id="RequestLogImpl"
class="org.eclipse.jetty.server.NCSARequestLog">
          <Set name="filename"><Property name="jetty.home"
default="."/>/logs/yyyy_mm_dd.request.log</Set>
          <Set name="filenameDateFormat">yyyy_MM_dd</Set>
          <Set name="retainDays">5</Set>
          <Set name="append">true</Set>
          <Set name="extended">false</Set>
          <Set name="logCookies">false</Set>
          <Set name="LogTimeZone">GMT</Set>
        </New>
      </Set>
    </Ref>

    <!-- =========================================================== -->
    <!-- extra options                                               -->
    <!-- =========================================================== -->
    <Set name="stopAtShutdown">true</Set>
    <Set name="sendServerVersion">true</Set>
    <Set name="sendDateHeader">true</Set>
    <Set name="gracefulShutdown">1000</Set>
    <Set name="dumpAfterStart">false</Set>
    <Set name="dumpBeforeStop">false</Set>
</Configure>

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