CORBA

Orbacus requests overlapping in multithread client

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Summary
Article Number	24859
Environment	Orbacus 4.3.3 on Windows
Question/Problem Description	Multithread Orbacus clients may seen COMM_FAILURE exceptions with a WSAECONNRESET reason.
Clarifying Information
Error Message	System exception `COMM_FAILURE' Reason: error number WSAECONNRESET
Defect/Enhancement Number	OB-92
Cause	This is due to two threads writing to the same connection in an unsafe manner leading to garbage being sent to the server.
Resolution	Fixed in the latest patch to Orbacus 4.3.4
Workaround	Increase the TCP window size at both server and client, to increase the packet length. This will decrease the likelyhood of the error occurring. http://www.psc.edu/networking/projects/tcptune/OStune/winxp/winxp_stepbystep.html
Notes
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Created date:	23 September 2011
Last Modified:	13 February 2013
Last Published:	12 May 2012
First Published date:	03 October 2011

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