https://community.appian.com/discussions/f/administration/17365/engine-summary-metrics-log-vs-actual-processI have started building a number of dashboards in Splunk to monitor metrics of our Appian 18.1 on premises environment. One of the files I am using is the perflogs/engine_summary.csv. The fields for each line are as follows: Timestamp,Gateway Name,Gatewayen-USTelligent Community 12https://community.appian.com/thread/68372?ContentTypeID=1Wed, 24 Jul 2019 19:30:50 GMTd3a83456-d57b-489c-a84c-4e8267bb592a:c047a13e-6c07-4ba3-8c89-16711807c505seanb356<p>Looking at the reserved and ran <strong>ps</strong> with <strong>-o pid,size</strong> parameters. The memory usage is close when an engine is initially started, but after a while, it becomes way off.</p><div style="clear:both;"></div>https://community.appian.com/thread/68370?ContentTypeID=1Wed, 24 Jul 2019 18:44:03 GMTd3a83456-d57b-489c-a84c-4e8267bb592a:56cc7ff3-ab79-48a6-a94b-ebc546485508Eliot Gerson<p>Top has several columns for memory, the main two being virtual and reserved. Are you looking at virtual or reserved in top?</p><div style="clear:both;"></div>