How to increase the number of semaphores
Issue
- Need to increase semaphore array limits for applications such as Apache Webserver.
- Need to increase maximum number of semaphore sets for a 3rd-party application.
- IBM DB2 database instances goes down with error "Requesting too many semaphores".
Environment
- Red Hat Enterprise Linux 10
- Red Hat Enterprise Linux 9
- Red Hat Enterprise Linux 8
- Red Hat Enterprise Linux 7
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