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santosh_81454's avatar
santosh_81454
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May 14, 2012

Latency on First HTTP request.

We are load balancing a web sphere server running multiple instances. (Each instance of the server is running on different port and hence we have created the instances as pool members).   We have c...
config
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SLowes_85801's avatar
SLowes_85801
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May 14, 2012
We had the same issue with IIS server. There is an inactivity timeout on the Application Pool of 20 or 40 min, can't remember which. After the timeout is reached, the App Pool is shut down. The next connection will wake up the App Pool but takes several seconds to wake up. Maybe a similar issue with WebSphere?

 

 

I set a custom HTTP monitor to poll a file (a .aspx script in our case), which acts as a health monitor as usual, but also keeps the App Pool alive.