120. Middle Tier - Web Server Thread

A high utilization of web server threads might result in timeouts and delays. This check will monitor the current number of buzy web workers.

Prerequisites: The http server setting "Extended Status" must be enabled. This is configured in the IFS Admin Console, "Configuration" tab.

Multiple Instances: Yes (for each web server in each Middle Tier Cluster (Main, External Report Formatter))

Interval: Every 5 minutes (288 times per day)

Status

Expression

Critical

If (Buzy Workers > 95%)

Impact	New requests may experience possible timeouts or delays.
Suggestion	Verify if there are stuck threads in the Managed Servers. The parameter ThreadsPerChild may need to be increased.

Warning

If (Buzy Workers > 90%)

Impact	No impact, but a heads up of the consumption of available threads.
Suggestion	Verify if there are stuck threads in the Managed Servers.

If not status Warning or Critical.

Unknown

Missing application response.

Metric & Service	Command line example
Buzy Workers	java -jar application-monitoring-metrics-cli.jar http -url=https://<fqdn>:<port>/server-status?auto -match=server-status -wa=90 -ca=95