DUX causes memory leak on IO_A

Document ID : KB000108866
Last Modified Date : 02/08/2018
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Issue:
A problem was detected where the memory usage of the IO process keeps increasing when the node is extracted by Dollar Universe Explorer (DUX).
The issue was discovered on the IO of area A, but it is not excluded that this affects IO_X when this is extracted.

The following type of messages where found on the node, but it has not yet been determined whether these are related:
| 2018-07-31 16:35:36 |ERROR|A|IO |pid=43441.140671499360000| u_srv_trtreq_file         | Read dir error: dir /apps/du/600/<company_node>/data/app/upr/DIR_028/U000028702_000 does not exist
| 2018-07-31 16:35:36 |ERROR|X|IO |pid=43206.139672871835392| owls_io_user_sys_user     | system user [<user>] associated with submission account [<duas_user>] not found

 
Cause:
unknown
Resolution:
Workaround: regularly restart the IO_A

Solution: 
The issue was discovered in DUAS v6.7.41 but no specific fix was delivered, nevertheless the issue is not appearing in the version below:

Update to a fix version listed below or a newer version if available.

 

Fix version:

Component(s):Application Server, Explorer

Dollar Universe 6.9.21 - Available