A Large Amount Of CLOSE_WAIT Sockets Are Building Up Causing The OBI 12c AdminServer To Hang
(Doc ID 2706441.1)
Last updated on AUGUST 31, 2020
Applies to:
Business Intelligence Server Enterprise Edition - Version 12.2.1.4.0 to 12.2.1.4.0 [Release 12g]Information in this document applies to any platform.
Symptoms
You encountered an issue where many (4000+) sockets build up in CLOSE_WAIT status (as identified by 'lsof' command) on port 9502.
When this occurs the AdminServer stops responding and has to be restarted. This may occur multiple times a day.
There is no resource (CPU/MEM) contention/utilization observed and operating system limits (ulimit) are configured appropriately.
Users are able to access and use Oracle Business Intelligence without issue.
Changes
Exact changes on the system are undetermined.
Cause
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In this Document
| Symptoms |
| Changes |
| Cause |
| Solution |