The cluster enabled shortCircuitLocalReads.
dfs.client.read.shortcircuit
true
When enabled replication,we found a large number of error logs.
1.shortCircuitLocalReads(fail everytime).
2.Try reading via the datanode on targetAddr(success).
How to make shortCircuitLocalReads successfully
When enabled replication,we found a large number of error logs.Is the
cluster configuration incorrect?
2016-08-03 10:46:21,721 DEBUG
org.apache.hadoop.hbase.replication.regionserver.ReplicationSource: Opening
log for replication dn7%2C60020%2C1470136216957.1470192327030 at 16999670
2016-08-03