[UIMA-5178] UIMA-AS: service returns wrong performance metrics

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.8.1AS
• Fix Version/s: 2.9.0AS
• Component/s: Async Scaleout
• Assignee: Jaroslaw Cwiklik
• Reporter: Jaroslaw Cwiklik
• Created: 09/Nov/16 19:26
• Updated: 11/Nov/16 15:31
• Resolved: 11/Nov/16 15:31

Description

The JmsOutputChannel uses a single instance of XStream to serialize CAS performance metrics. When multiple threads serialize metrics at the same time there is a chance that the data becomes corrupted. Synchronize access to the xstream instance when serializing metrics