Fixes are available
APAR status
Closed as program error.
Error description
When invoking multiple REST service API simultaneously, threads may become hung causing system to become unresponsive. The following class may be seen in the thread stack : at com.ibm.bpm.rest.impl.service.ServiceRunnerManager.register.
Local fix
n/a
Problem summary
**************************************************************** * USERS AFFECTED: Users utilizing the REST Service API to * * invoke service related tasks. * **************************************************************** * PROBLEM DESCRIPTION: Hung threads may occur when invoking * * multiple REST Service API calls * * simultaneously. * **************************************************************** * RECOMMENDATION: * **************************************************************** During runtime, when invoking numerous REST Service API calls simultaneously using the same HTTP session, hung threads may occur and cause high CPU utilization. The requests are executed on independent threads which clash when triggered from the same client. The hung thread may be seen in the server logs with the following class seen in the stack: at com.ibm.bpm.rest.impl.service.ServiceRunnerManager.register
Problem conclusion
Code changes have been made to properly synchronize the calls and avoid threads becoming hung. An interim fix is available on v8.0.1.1. The fix will be integrated into the next fix pack.
Temporary fix
Comments
APAR Information
APAR number
JR47339
Reported component name
BPM ADVANCED
Reported component ID
5725C9400
Reported release
801
Status
CLOSED PER
PE
NoPE
HIPER
NoHIPER
Special Attention
NoSpecatt
Submitted date
2013-07-25
Closed date
2013-09-24
Last modified date
2013-09-24
APAR is sysrouted FROM one or more of the following:
APAR is sysrouted TO one or more of the following:
Fix information
Fixed component name
BPM ADVANCED
Fixed component ID
5725C9400
Applicable component levels
R800 PSY
UP
[{"Business Unit":{"code":"BU059","label":"IBM Software w\/o TPS"},"Product":{"code":"SSFTN5","label":"IBM Business Process Manager Advanced"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"8.0.1","Line of Business":{"code":"LOB45","label":"Automation"}}]
Document Information
Modified date:
07 January 2022