-Re: DataNodes fail to send heartbeat to HA-enabled NameNode
Todd Lipcon 2012-10-30, 18:23
Can you please provide the full datanode log up to the point where you
first see an NPE?
FWIW, this error has nothing to do with the new QuorumJournalManager
feature -- I've seen this bug once or twice over the last couple years but
never been able to reproduce it reliably.
On Tue, Oct 30, 2012 at 10:06 AM, Steve Loughran <[EMAIL PROTECTED]>wrote:
> On 30 October 2012 11:10, Takahiko Kawasaki <[EMAIL PROTECTED]> wrote:
>> I have trouble in quorum-based HDFS HA of CDH 4.1.1.
>> 2012-10-30 19:28:16,817 ERROR
>> org.apache.hadoop.hdfs.server.datanode.DataNode: Exception in
>> BPOfferService for Block pool
>> BP-2063217961-192.168.62.231-1351263110470 (storage id
>> DS-2090122187-192.168.62.233-50010-1338981658216) service to
>> at java.lang.Thread.run(Thread.java:662)
> look like you've been the first person to find an issue in some code that
> is very, very fresh.
> File a bug report on JIRA; try to replicate it on the latest apache alpha
> release if you can.
Software Engineer, Cloudera