HBASE-1589 Up zk maxClientCnxns from default of 10 to 20 or 30 or so

git-svn-id: https://svn.apache.org/repos/asf/hadoop/hbase/trunk@789431 13f79535-47bb-0310-9956-ffa450edef68

CHANGES.txt

@@ -418,6 +418,7 @@ Release 0.20.0 - Unreleased
    HBASE-1581  Run major compaction on .META. when table is dropped or truncated
    HBASE-1587  Update ganglia config and doc to account for ganglia 3.1 and
                hadoop-4675
+   HBASE-1589  Up zk maxClientCnxns from default of 10 to 20 or 30 or so
 
   OPTIMIZATIONS
    HBASE-1412  Change values for delete column and column family in KeyValue

conf/zoo.cfg

@@ -10,5 +10,10 @@ syncLimit=5
 dataDir=${hbase.tmp.dir}/zookeeper
 # the port at which the clients will connect
 clientPort=2181
+# Limit on number of concurrent connections (at the socket level) that a
+# single client, identified by IP address, may make to a single member of
+# the ZooKeeper ensemble. Default is 10.  Set high to avoid zk connection
+# issues running standalone and pseudo-distributed
+maxClientCnxns=30
 
 server.0=localhost:2888:3888