I see createBlockException and Abandoning block quite often
When I check the datanode, they are running. I can browse file system
from that datanode:50075
However, I also notice tht a du forked off from the DN. This 'du' run
anywhere from 6mins to 30 mins.
During this time no logs are generated . DN appears in S1 state and the
'du' in D state.
Is it possible tht jvm has bug or hdd is bad.
I m using "/usr/java/jdk1.6.0_07/bin/java" and planing to move onto 11
However, I start noticing this after DFS is 50% (on avg) full
Pl help me with some pointers
Hadoop version : .18.1