HF24 and higher moves Jetty Files to /tmp directory.
Article ID: 127799
CA Application Performance Management Agent (APM / Wily / Introscope)INTROSCOPE
After applying 10.7 Hotfix #24 and higher, we have found out that the jetty files have moved from the /work directory to /tmp in Linux or WindowsTemp in Windows. An admin (Linux or Windows) may accidentally delete items from the temp directories
APM 10.7 HF 24 and higher.
As a workaround, please follow the article below to manually configure the jetty cache folder to use the /work folder instead of the default /tmp folder.