[KAFKA-573] System Test : Leader Failure Log Segment Checksum Mismatched When request-num-acks is 1

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 0.8.0
• Fix Version/s: 0.8.0
• Assignee: Jun Rao
• Reporter: John Fung
• Created: 14/Oct/12 22:43
• Updated: 19/Oct/12 00:10
• Resolved: 19/Oct/12 00:10

Description

• Test Description:

1. Start a 3-broker cluster as source
2. Send messages to source cluster
3. Find leader and terminate it (kill -15)
4. Start the broker again
5. Start a consumer to consume data
6. Compare the MessageID in the data between producer log and consumer log.

• Issue: There will be data loss if request-num-acks is set to 1.

• To reproduce this issue, please do the followings:

1. Download the latest 0.8 branch
2. Apply the patch attached to this JIRA
3. Build kafka by running "./sbt update package"
4. Execute the test in directory "system_test" : "python -B system_test_runner.py"
5. This test will execute testcase_2 with the following settings:
Replica factor : 3
No. of partitions : 1
No. of bouncing : 1