hive-hs2-perm-gen-usage

This runbook shows steps to address an excessive level of PermGen memory usage.

Alert Name: HS2 Perm Gen Usage

Alert Message: “HS2 PermGen Usage over 80%”

Alert Explanation: This alert indicates that PermGen memory usage is greater than 80%.

Resolution:

  • By default, Qubole assigns 1024 MB to PermGen. If this usage alert appears repeatedly, increase the size of PermGen memory and restart HiveServer2.

  • Contact the #escalation-hive or #solutions channel for further support.