HMaster节点：

 hbase-hadoop-master-hadoop-node8.log

2012-05-25 08:54:37,472 INFO org.apache.zookeeper.ClientCnxn: Unable to read additional data from server sessionid 0x1377f608e3f0006, likely server has closed socket, closing socket connection and attempting reconnect

2012-05-25 08:54:37,583 INFO org.apache.zookeeper.ClientCnxn: Opening socket connection to server hadoop-node8/49.123.83.8:2181
2012-05-25 08:54:37,584 INFO org.apache.zookeeper.ClientCnxn: Socket connection established to hadoop-node8/49.123.83.8:2181, initiating session
2012-05-25 08:54:37,590 INFO org.apache.zookeeper.ClientCnxn: Unable to read additional data from server sessionid 0x1377f608e3f0006, likely server has closed socket, closing socket connection and attempting reconnect
2012-05-25 08:54:37,725 INFO org.apache.zookeeper.ClientCnxn: Opening socket connection to server hadoop-node7/49.123.83.7:2181
2012-05-25 08:54:51,060 INFO org.apache.zookeeper.ClientCnxn: Client session timed out, have not heard from server in 13368ms for sessionid 0x1377f608e3f0006, closing socket connection and attempting reconnect
2012-05-25 08:54:51,293 INFO org.apache.zookeeper.ClientCnxn: Opening socket connection to server hadoop-node6/49.123.83.6:2181
2012-05-25 08:54:51,293 INFO org.apache.zookeeper.ClientCnxn: Socket connection established to hadoop-node6/49.123.83.6:2181, initiating session
2012-05-25 08:54:58,088 INFO org.apache.zookeeper.ClientCnxn: Unable to read additional data from server sessionid 0x1377f608e3f0006, likely server has closed socket, closing socket connection and attempting reconnect
2012-05-25 08:54:58,846 INFO org.apache.zookeeper.ClientCnxn: Opening socket connection to server hadoop-node8/49.123.83.8:2181
2012-05-25 08:54:58,847 INFO org.apache.zookeeper.ClientCnxn: Socket connection established to hadoop-node8/49.123.83.8:2181, initiating session
2012-05-25 08:54:58,849 INFO org.apache.zookeeper.ClientCnxn: Unable to read additional data from server sessionid 0x1377f608e3f0006, likely server has closed socket, closing socket connection and attempting reconnect
2012-05-25 08:54:59,130 INFO org.apache.zookeeper.ClientCnxn: Opening socket connection to server hadoop-node7/49.123.83.7:2181
2012-05-25 08:54:59,132 INFO org.apache.zookeeper.ClientCnxn: Socket connection established to hadoop-node7/49.123.83.7:2181, initiating session
2012-05-25 08:54:59,135 INFO org.apache.zookeeper.ClientCnxn: Session establishment complete on server hadoop-node7/49.123.83.7:2181, sessionid = 0x1377f608e3f0006, negotiated timeout = 40000
2012-05-25 08:55:00,079 INFO org.apache.zookeeper.ClientCnxn: Unable to read additional data from server sessionid 0x1377f608e3f0006, likely server has closed socket, closing socket connection and attempting reconnect
2012-05-25 08:55:00,187 INFO org.apache.zookeeper.ClientCnxn: Opening socket connection to server hadoop-node6/49.123.83.6:2181
2012-05-25 08:55:00,188 INFO org.apache.zookeeper.ClientCnxn: Socket connection established to hadoop-node6/49.123.83.6:2181, initiating session
2012-05-25 08:55:00,189 INFO org.apache.zookeeper.ClientCnxn: Unable to read additional data from server sessionid 0x1377f608e3f0006, likely server has closed socket, closing socket connection and attempting reconnect
2012-05-25 08:55:00,664 INFO org.apache.zookeeper.ClientCnxn: Opening socket connection to server hadoop-node8/49.123.83.8:2181
2012-05-25 08:55:00,665 INFO org.apache.zookeeper.ClientCnxn: Socket connection established to hadoop-node8/49.123.83.8:2181, initiating session
2012-05-25 08:55:00,667 INFO org.apache.zookeeper.ClientCnxn: Unable to read additional data from server sessionid 0x1377f608e3f0006, likely server has closed socket, closing socket connection and attempting reconnect
2012-05-25 08:55:00,885 INFO org.apache.zookeeper.ClientCnxn: Opening socket connection to server hadoop-node7/49.123.83.7:2181
2012-05-25 08:55:00,886 INFO org.apache.zookeeper.ClientCnxn: Socket connection established to hadoop-node7/49.123.83.7:2181, initiating session
2012-05-25 08:55:00,889 INFO org.apache.zookeeper.ClientCnxn: Unable to read additional data from server sessionid 0x1377f608e3f0006, likely server has closed socket, closing socket connection and attempting reconnect
2012-05-25 08:55:01,159 INFO org.apache.zookeeper.ClientCnxn: Opening socket connection to server hadoop-node6/49.123.83.6:2181
2012-05-25 08:55:01,159 INFO org.apache.zookeeper.ClientCnxn: Socket connection established to hadoop-node6/49.123.83.6:2181, initiating session
2012-05-25 08:55:01,162 INFO org.apache.zookeeper.ClientCnxn: Unable to read additional data from server sessionid 0x1377f608e3f0006, likely server has closed socket, closing socket connection and attempting reconnect
2012-05-25 08:55:02,240 INFO org.apache.zookeeper.ClientCnxn: Opening socket connection to server hadoop-node8/49.123.83.8:2181
2012-05-25 08:55:02,241 INFO org.apache.zookeeper.ClientCnxn: Socket connection established to hadoop-node8/49.123.83.8:2181, initiating session
2012-05-25 08:55:02,243 INFO org.apache.zookeeper.ClientCnxn: Unable to read additional data from server sessionid 0x1377f608e3f0006, likely server has closed socket, closing socket connection and attempting reconnect
2012-05-25 08:55:02,858 INFO org.apache.zookeeper.ClientCnxn: Opening socket connection to server hadoop-node7/49.123.83.7:2181
2012-05-25 08:55:02,859 INFO org.apache.zookeeper.ClientCnxn: Socket connection established to hadoop-node7/49.123.83.7:2181, initiating session
2012-05-25 08:55:02,861 INFO org.apache.zookeeper.ClientCnxn: Session establishment complete on server hadoop-node7/49.123.83.7:2181, sessionid = 0x1377f608e3f0006, negotiated timeout = 40000
2012-05-25 08:55:58,330 INFO org.apache.zookeeper.ClientCnxn: Unable to read additional data from server sessionid 0x1377f608e3f0006, likely server has closed socket, closing socket connection and attempting reconnect

                                                                                                                                          

怎么老是说在 reconnect？？

而在HMaster node1上的日志是这样子的：

hadoop@hadoop-node1:~/app/hbase/hbase-0.90.6-cdh3u4/logs> vim hbase-hadoop-master-hadoop-node1.log
2012-05-25 00:02:20,826 DEBUG org.apache.hadoop.hbase.master.LoadBalancer: Server information: hadoop-node3,60020,1337873219097=0, hadoop-node5,60020,1337873318231=0, hadoop-node7,60020,1337873433634=2, hadoop-node4,60020,1337873352807=0, hadoop-node2,60020,1337873303813=0
2012-05-25 00:02:20,827 DEBUG org.apache.hadoop.hbase.master.LoadBalancer: Balance parameter: numRegions=2, numServers=5, max=1, min=0
2012-05-25 00:02:20,827 INFO org.apache.hadoop.hbase.master.LoadBalancer: Calculated a load balance in 1ms. Moving 0 regions off of 1 overloaded servers onto 0 less loaded servers
2012-05-25 00:02:20,838 DEBUG org.apache.hadoop.hbase.master.CatalogJanitor: Scanned 0 catalog row(s) and gc'd 0 unreferenced parent region(s)
2012-05-25 00:07:20,826 DEBUG org.apache.hadoop.hbase.master.LoadBalancer: Server information: hadoop-node3,60020,1337873219097=0, hadoop-node5,60020,1337873318231=0, hadoop-node7,60020,1337873433634=2, hadoop-node4,60020,1337873352807=0, hadoop-node2,60020,1337873303813=0
2012-05-25 00:07:20,826 DEBUG org.apache.hadoop.hbase.master.LoadBalancer: Balance parameter: numRegions=2, numServers=5, max=1, min=0
2012-05-25 00:07:20,826 INFO org.apache.hadoop.hbase.master.LoadBalancer: Calculated a load balance in 0ms. Moving 0 regions off of 1 overloaded servers onto 0 less loaded servers
2012-05-25 00:07:20,837 DEBUG org.apache.hadoop.hbase.master.CatalogJanitor: Scanned 0 catalog row(s) and gc'd 0 unreferenced parent region(s)
2012-05-25 00:12:20,826 DEBUG org.apache.hadoop.hbase.master.LoadBalancer: Server information: hadoop-node3,60020,1337873219097=0, hadoop-node5,60020,1337873318231=0, hadoop-node7,60020,1337873433634=2, hadoop-node4,60020,1337873352807=0, hadoop-node2,60020,1337873303813=0
2012-05-25 00:12:20,826 DEBUG org.apache.hadoop.hbase.master.LoadBalancer: Balance parameter: numRegions=2, numServers=5, max=1, min=0
2012-05-25 00:12:20,826 INFO org.apache.hadoop.hbase.master.LoadBalancer: Calculated a load balance in 0ms. Moving 0 regions off of 1 overloaded servers onto 0 less loaded servers
2012-05-25 00:12:20,837 DEBUG org.apache.hadoop.hbase.master.CatalogJanitor: Scanned 0 catalog row(s) and gc'd 0 unreferenced parent region(s)
2012-05-25 00:17:20,826 DEBUG org.apache.hadoop.hbase.master.LoadBalancer: Server information: hadoop-node3,60020,1337873219097=0, hadoop-node5,60020,1337873318231=0, hadoop-node7,60020,1337873433634=2, hadoop-node4,60020,1337873352807=0, hadoop-node2,60020,1337873303813=0
2012-05-25 00:17:20,826 DEBUG org.apache.hadoop.hbase.master.LoadBalancer: Balance parameter: numRegions=2, numServers=5, max=1, min=0
2012-05-25 00:17:20,826 INFO org.apache.hadoop.hbase.master.LoadBalancer: Calculated a load balance in 0ms. Moving 0 regions off of 1 overloaded servers onto 0 less loaded servers
2012-05-25 00:17:20,837 DEBUG org.apache.hadoop.hbase.master.CatalogJanitor: Scanned 0 catalog row(s) and gc'd 0 unreferenced parent region(s)
2012-05-25 00:22:20,826 DEBUG org.apache.hadoop.hbase.master.LoadBalancer: Server information: hadoop-node3,60020,1337873219097=0, hadoop-node5,60020,1337873318231=0, hadoop-node7,60020,1337873433634=2, hadoop-node4,60020,1337873352807=0, hadoop-node2,60020,1337873303813=0
2012-05-25 00:22:20,826 DEBUG org.apache.hadoop.hbase.master.LoadBalancer: Balance parameter: numRegions=2, numServers=5, max=1, min=0
2012-05-25 00:22:20,826 INFO org.apache.hadoop.hbase.master.LoadBalancer: Calculated a load balance in 0ms. Moving 0 regions off of 1 overloaded servers onto 0 less loaded servers
2012-05-25 00:22:20,836 DEBUG org.apache.hadoop.hbase.master.CatalogJanitor: Scanned 0 catalog row(s) and gc'd 0 unreferenced parent region(s)
2012-05-25 00:27:20,826 DEBUG org.apache.hadoop.hbase.master.LoadBalancer: Server information: hadoop-node3,60020,1337873219097=0, hadoop-node5,60020,1337873318231=0, hadoop-node7,60020,1337873433634=2, hadoop-node4,60020,1337873352807=0, hadoop-node2,60020,1337873303813=0
2012-05-25 00:27:20,826 DEBUG org.apache.hadoop.hbase.master.LoadBalancer: Balance parameter: numRegions=2, numServers=5, max=1, min=0
2012-05-25 00:27:20,826 INFO org.apache.hadoop.hbase.master.LoadBalancer: Calculated a load balance in 1ms. Moving 0 regions off of 1 overloaded servers onto 0 less loaded servers
2012-05-25 00:27:20,837 DEBUG org.apache.hadoop.hbase.master.CatalogJanitor: Scanned 0 catalog row(s) and gc'd 0 unreferenced parent region(s)
2012-05-25 00:32:20,826 DEBUG org.apache.hadoop.hbase.master.LoadBalancer: Server information: hadoop-node3,60020,1337873219097=0, hadoop-node5,60020,1337873318231=0, hadoop-node7,60020,1337873433634=2, hadoop-node4,60020,1337873352807=0, hadoop-node2,60020,1337873303813=0
2012-05-25 00:32:20,826 DEBUG org.apache.hadoop.hbase.master.LoadBalancer: Balance parameter: numRegions=2, numServers=5, max=1, min=0
2012-05-25 00:32:20,826 INFO org.apache.hadoop.hbase.master.LoadBalancer: Calculated a load balance in 1ms. Moving 0 regions off of 1 overloaded servers onto 0 less loaded servers
2012-05-25 00:32:20,841 DEBUG org.apache.hadoop.hbase.master.CatalogJanitor: Scanned 0 catalog row(s) and gc'd 0 unreferenced parent region(s)
2012-05-25 00:37:20,826 DEBUG org.apache.hadoop.hbase.master.LoadBalancer: Server information: hadoop-node3,60020,1337873219097=0, hadoop-node5,60020,1337873318231=0, hadoop-node7,60020,1337873433634=2, hadoop-node4,60020,1337873352807=0, hadoop-node2,60020,1337873303813=0
2012-05-25 00:37:20,826 DEBUG org.apache.hadoop.hbase.master.LoadBalancer: Balance parameter: numRegions=2, numServers=5, max=1, min=0
2012-05-25 00:37:20,826 INFO org.apache.hadoop.hbase.master.LoadBalancer: Calculated a load balance in 1ms. Moving 0 regions off of 1 overloaded servers onto 0 less loaded servers
2012-05-25 00:37:20,837 DEBUG org.apache.hadoop.hbase.master.CatalogJanitor: Scanned 0 catalog row(s) and gc'd 0 unreferenced parent region(s)
2012-05-25 00:42:20,825 DEBUG org.apache.hadoop.hbase.master.LoadBalancer: Server information: hadoop-node3,60020,1337873219097=0, hadoop-node5,60020,1337873318231=0, hadoop-node7,60020,1337873433634=2, hadoop-node4,60020,1337873352807=0, hadoop-node2,60020,1337873303813=0
2012-05-25 00:42:20,826 DEBUG org.apache.hadoop.hbase.master.LoadBalancer: Balance parameter: numRegions=2, numServers=5, max=1, min=0
2012-05-25 00:42:20,826 INFO org.apache.hadoop.hbase.master.LoadBalancer: Calculated a load balance in 1ms. Moving 0 regions off of 1 overloaded servers onto 0 less loaded servers
2012-05-25 00:42:20,837 DEBUG org.apache.hadoop.hbase.master.CatalogJanitor: Scanned 0 catalog row(s) and gc'd 0 unreferenced parent region(s)
2012-05-25 00:47:20,825 DEBUG org.apache.hadoop.hbase.master.LoadBalancer: Server information: hadoop-node3,60020,1337873219097=0, hadoop-node5,60020,1337873318231=0, hadoop-node7,60020,1337873433634=2, hadoop-node4,60020,1337873352807=0, hadoop-node2,60020,1337873303813=0
"hbase-hadoop-master-hadoop-node1.log" 1310L, 225689C