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Systemwalker Operation Manager Troubleshooting Guide
FUJITSU Software

4.14.41 The Message "MpJobsch: ERROR: open() too many open files" is Output to SYSLOG [UNIX Versions]

Error message

MpJobsch: ERROR: open() too many open files

Applicable versions and levels

Action

Cause

This error message is output when there are insufficient program file descriptors as a result of the Operation Manager client being canceled, or not ending correctly.

Action method

By sending an HUP signal to the tskwnsrv process, the invalid socket is released, and the cause of the error may be removed.

Additionally, by using the keepalive function, the illegal socket can be recovered.

[Method to enable the keepalive function]

Refer to the Action method in "Action 11" in "4.16.3 The Client Response is Slow/Does not Return" for information on how to enable the keepalive function.