APAR status
Closed as program error.
Error description
The ActiveCount counter of MXBean SessionStats is showing negative value while monitoring the total number of active sessions. Problem happening at Liberty 20.0.0.12, PI73188 applied. Example: https://d100atu60126.d100.intern:7003 /IBMJMXConnectorREST/mbeans/WebSphere:name=default_host/gps, type =SessionStats/attributes bekommt man u. A: -------------------- ------------------------------------------------- { "name": "ActiveCount", "value": { "value": "-1704", "type": "java.lang.Long" } },
Local fix
Problem summary
**************************************************************** * USERS AFFECTED: IBM WebSphere Application Server version * * 8.5.5, 9.0 and Liberty users using * * SessionStats * **************************************************************** * PROBLEM DESCRIPTION: HttpSession activeCount metric become * * inaccurate when a session is * * invalidated abnormally * **************************************************************** * RECOMMENDATION: * **************************************************************** Session manager incorrectly decremented session active counter within the Servlet service() method due to session being invalidated abnormally.
Problem conclusion
Changes were made to correct session active counter within the Servlet service() method when session is invalidated abnormally. The fix for this APAR is currently targeted for inclusion in fix pack 8.5.5.20, 9.0.5.9 and 21.0.0.7. Please refer to the Recommended Updates page for delivery information: http://www.ibm.com/support/docview.wss?rs=180&uid=swg27004980
Temporary fix
Comments
APAR Information
APAR number
PH35877
Reported component name
LIBERTY PROFILE
Reported component ID
5724J0814
Reported release
900
Status
CLOSED PER
PE
NoPE
HIPER
NoHIPER
Special Attention
NoSpecatt / Xsystem
Submitted date
2021-03-31
Closed date
2021-04-29
Last modified date
2021-04-29
APAR is sysrouted FROM one or more of the following:
APAR is sysrouted TO one or more of the following:
PH36788
Fix information
Fixed component name
WEBSPHERE APP S
Fixed component ID
5724J0800
Applicable component levels
R900 PSY
UP
[{"Business Unit":{"code":"BU059","label":"IBM Software w\/o TPS"},"Product":{"code":"SSEQTP","label":"WebSphere Application Server"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"9.0","Line of Business":{"code":"LOB45","label":"Automation"}}]
Document Information
Modified date:
01 November 2021