Hi, all
I tried to test the QJM HA and it always works good. But, yestoday I met an
quite long time fail over with QJM. The test is base on the CDH4.3.0.
The attachment is the standby namenode and the journalnode 's logs.
The network cable on active namenode(also a datanode) was pulled out at
See https://builds.apache.org/job/Hadoop-Hdfs-0.23-Build/714/changes
Changes:
[tgraves] YARN-1101. Active nodes can be decremented below 0 (Robert Parker via
tgraves)
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See https://builds.apache.org/job/Hadoop-Hdfs-0.23-Build/714/
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If you're seeing those log messages, the SBN was already active at that
time. It only logs that message when successfully writing transactions. So,
the failover must have already completed before the logs you're looking at.
-Todd
On Thu, Aug 29, 2013 at 1:18 AM, Mickey huanfeng...@gmail.com
[
https://issues.apache.org/jira/browse/HDFS-5142?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Kihwal Lee resolved HDFS-5142.
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Resolution: Duplicate
Ahhh. I thought it looked familiar. I did even commented on HDFS-4482.
Akira AJISAKA created HDFS-5144:
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Summary: Document time unit to NameNodeMetrics.java
Key: HDFS-5144
URL: https://issues.apache.org/jira/browse/HDFS-5144
Project: Hadoop HDFS
Issue Type:
2013/8/30 Todd Lipcon t...@cloudera.com
If you're seeing those log messages, the SBN was already active at that
time. It only logs that message when successfully writing transactions. So,
the failover must have already completed before the logs you're looking at.
-Todd
On Thu, Aug 29, 2013
