Is it possible to retrieve memory information on ServiceNow Performance's Java Memory?
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06-29-2023 07:07 PM
Hello experts,
Do you know on any method on how to retrieve the data displayed on the Java Memory data table on the ServiceNow Performance dashboard?
Like any script include that retrieve those data and display it to that dashboard or any way on how it is populated and possible way to tap into that?
Thanks and Regards,
Vaine
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06-29-2023 11:00 PM
Hi @Rain Vaine ,
Numerous performance metrics for your instance are available and typically accessible from the homepage under ServiceNow Performance. Java Memory and Garbage Collection Floor are examples of two metrics available to you in the form of graphs. These metrics record memory usage, indicate when the instance is running out of memory, and log the efficiency and frequency of garbage collection.
The stats.do page also shows memory usage information for a single moment in time. This page can be viewed by appending stats.do to the instance URL, or by navigating to System Diagnostics > Stats in the navigation menu. Refreshing this page over a period of time reveals memory usage patterns. Memory usage numbers are listed under the Servlet Memory heading.
Memory usage is expected to fluctuate over time and can dip to low percentages for brief periods. This is normal as long as the available memory does not remain low for an extended period of time and the system is able to collect back up to a reasonable percentage. Regular peaks and valleys between 5% and 40% are typically acceptable. Anything lower than 5% can be problematic.
Also, Refer to this thread : https://www.servicenow.com/community/developer-forum/target-of-performance-measurement/m-p/1469103
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06-29-2023 11:24 PM
Hello,
What we want is information on how to get those values on the data table or where is it save. We already know what is that dashboard.
Regards,
Vaine