Call to namenode fails (java.io.EOFException)

2011-05-12 Thread Sidney Simmons
Hi there, Apologies if this comes through twice but i sent the mail a few hours ago and haven't seen it on the mailing list. I'm experiencing some unusual behaviour on our 0.20.2 hadoop cluster. Randomly (periodically), we're getting "Call to namenode" failures on tasktrackers causing tasks to fa

Re: Call to namenode fails (java.io.EOFException)

2011-05-12 Thread highpointe
Bounce mapred and TT on the node Sent from my iPhone On May 12, 2011, at 3:56 PM, Sidney Simmons wrote: > Hi there, > > Apologies if this comes through twice but i sent the mail a few hours > ago and haven't seen it on the mailing list. > > I'm experiencing some unusual behaviour on our 0.

Re: Call to namenode fails (java.io.EOFException)

2011-05-13 Thread Sidney Simmons
It's not a single node. It occurs on multiple nodes at (seemingly) random points throughout the day. Should we be performing period restarts of the processes / datanode servers ? On 13 May 2011 07:02, highpointe wrote: > Bounce mapred and TT on the node > > > > Sent from my iPhone > > On May 1