[CHUKWA-447] Load increased by 50% when using ExecAdaptor instead of org.apache.hadoop.chukwa.inputtools.plugin.metrics.Exec+FileTailingAdaptor

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 0.3.0, 0.4.0
• Fix Version/s: 0.5.0
• Component/s: Input Tools

Environment

Redhat EL 5.1, Java 6

• Assignee: Eric Yang
• Reporter: Eric Yang
• Created: 18/Jan/10 20:16
• Updated: 10/Nov/10 19:36
• Resolved: 10/Nov/10 19:36

Description

While I am coming up a fix for CHUKWA-446, I notice the load average increased by ExecAdaptor. There is probably something that could be improved to reduce the cost of ExecAdaptor.