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ICSM Servers Returning Java.lang.OutOfMemoryError: Unable To Create New Native Thread (Doc ID 2233704.1)

Last updated on AUGUST 08, 2021

Applies to:

Oracle Advanced Inbound Telephony - Version 12.2.5 and later
Information in this document applies to any platform.


Customer is setting up inbound telephony according to <Note 1071491.1>. In ISCM, They have created the server group with the 7 servers. However, They can only start up 3 or 4 of the 7 servers at any given time. The log file, attached, shows "java.lang.OutOfMemoryError: unable to create new native thread" for the ones that fail to start up.

java.lang.OutOfMemoryError: unable to create new native thread

The issue can be reproduced at will with the following steps:

Call Center HTML Administration> ICSM > Server Groups


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