7.4.2 Evaluating the performance of status polling
Evaluate the performance of status polling in your environment by using the information in the State Poller health check to quantify and assess the operation of the State Poller service.
State Poller health information tells you whether the Status Poller is able to keep up with polling requests.
- Organization of this subsection
(1) Is the State Poller keeping up?
At any time, you can check the current health statistics about the State Poller service on the State Poller tab of the System Information window, as described in the following table.
Information |
Description |
---|---|
Status |
Overall status of the State Poller service |
Poll counters |
|
Time to execute skips in last five minutes |
The number of regularly scheduled polls that did not complete within the configured polling interval. A non-zero value indicates that the polling engine is not keeping up or that targets are being polled faster than they can respond.
|
Stale collections in last five minutes |
A stale collection is a collection that has not received a response from the polling engine for at least 10 minutes. A healthy system will never have any stale collections.
|
Poller result queue length |
|
State mapper queue duration |
|
State updater queue time |
|
State updater exceptions |
What to watch for: This value should be 0. |