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[OO Tip] Control the DHTTP Socket Time in Central



When using the Operations Orchestration (OO) Dual Hypertext transport Transfer Protocol (DHTTP) Symptoms may present themselves when using the "Http Client Detailed Return" operation, such that:


1. A working instance of Internet Information Server (IIS) will reply either with a success or with one of the other operation responses within a few milliseconds.


2. When the site is down, (presumably an application pool crash has occurred) the site will take connections but not respond. When this condition has occurred the operation will hang for 20 minutes before failing due to the RAS Timeout.

This can make it difficult to diagnose flows as different behaviors are experienced for the same cause of a web server being down.


The cause of this issue is that the DHTTP Timeout is not set.




In order to change the DHTTP Socket Timeout, peform the following:

  1. Open %ICONCLUDE_HOME%\RAS\Java\Default\webapp\conf\wrapper.conf

  2. Locate the line with the last additional parameter beginning with (

  3. Add a new line, incrementing the parameter number: (ie, if the last number is Also, add this entry to the
  4. Example:



    The direct link to the document can be found here:

HP Support
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