Hi, Did you forget to log out and back in again for the changes to take effect?
On Wed, Jul 27, 2011 at 7:35 PM, Gan, Xiyun <[email protected]> wrote: > http://wiki.apache.org/hadoop/Hbase/FAQ#A6 > > On Wed, Jul 27, 2011 at 7:12 PM, shanmuganathan.r > <[email protected]> wrote: >> Hi All, >> >> >> I am running the hbase in fully distributed mode. I want to >> create a table with 500 rows . After creation of 122 rows the following >> exception is thrown >> >> org.apache.hadoop.hbase.ZooKeeperConnectionException: java.io.IOException: >> Too many open files >> at >> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.getZooKeeperWatcher(HConnectionManager.java:988) >> at >> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.setupZookeeperTrackers(HConnectionManager.java:301) >> at >> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.<init>(HConnectionManager.java:292) >> at >> org.apache.hadoop.hbase.client.HConnectionManager.getConnection(HConnectionManager.java:155) >> at org.apache.hadoop.hbase.client.HTable.<init>(HTable.java:167) >> at org.apache.hadoop.hbase.client.HTable.<init>(HTable.java:145) >> at >> com.zoho.ips.db.HBaseUtil.addNewSingleColumnFamilyValue(HBaseUtil.java:46) >> at com.zoho.ips.hbase.IPSKeyData.addData(IPSKeyData.java:26) >> at com.zoho.ips.IPSService.installService(IPSService.java:61) >> at com.zoho.ips.IPSService.install(IPSService.java:34) >> at testi.main(testi.java:6) >> Caused by: java.io.IOException: Too many open files >> at sun.nio.ch.IOUtil.initPipe(Native Method) >> at sun.nio.ch.EPollSelectorImpl.<init>(EPollSelectorImpl.java:49) >> at >> sun.nio.ch.EPollSelectorProvider.openSelector(EPollSelectorProvider.java:18) >> at java.nio.channels.Selector.open(Selector.java:209) >> at org.apache.zookeeper.ClientCnxn.<init>(ClientCnxn.java:160) >> at org.apache.zookeeper.ClientCnxn.<init>(ClientCnxn.java:331) >> at org.apache.zookeeper.ZooKeeper.<init>(ZooKeeper.java:377) >> at org.apache.hadoop.hbase.zookeeper.ZKUtil.connect(ZKUtil.java:97) >> at >> org.apache.hadoop.hbase.zookeeper.ZooKeeperWatcher.<init>(ZooKeeperWatcher.java:119) >> at >> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.getZooKeeperWatcher(HConnectionManager.java:986) >> ... 10 more >> Exception in thread "main" com.zoho.ips.IPSException: >> IPSError:Z102:java.io.IOException: Too many open files >> at >> com.zoho.ips.db.HBaseUtil.addNewSingleColumnFamilyValue(HBaseUtil.java:63) >> at com.zoho.ips.hbase.IPSKeyData.addData(IPSKeyData.java:26) >> at com.zoho.ips.IPSService.installService(IPSService.java:61) >> at com.zoho.ips.IPSService.install(IPSService.java:34) >> at testi.main(testi.java:6) >> Caused by: org.apache.hadoop.hbase.ZooKeeperConnectionException: >> java.io.IOException: Too many open files >> at >> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.getZooKeeperWatcher(HConnectionManager.java:988) >> at >> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.setupZookeeperTrackers(HConnectionManager.java:301) >> at >> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.<init>(HConnectionManager.java:292) >> at >> org.apache.hadoop.hbase.client.HConnectionManager.getConnection(HConnectionManager.java:155) >> at org.apache.hadoop.hbase.client.HTable.<init>(HTable.java:167) >> at org.apache.hadoop.hbase.client.HTable.<init>(HTable.java:145) >> at >> com.zoho.ips.db.HBaseUtil.addNewSingleColumnFamilyValue(HBaseUtil.java:46) >> ... 4 more >> Caused by: java.io.IOException: Too many open files >> at sun.nio.ch.IOUtil.initPipe(Native Method) >> at sun.nio.ch.EPollSelectorImpl.<init>(EPollSelectorImpl.java:49) >> at >> sun.nio.ch.EPollSelectorProvider.openSelector(EPollSelectorProvider.java:18) >> at java.nio.channels.Selector.open(Selector.java:209) >> at org.apache.zookeeper.ClientCnxn.<init>(ClientCnxn.java:160) >> at org.apache.zookeeper.ClientCnxn.<init>(ClientCnxn.java:331) >> at org.apache.zookeeper.ZooKeeper.<init>(ZooKeeper.java:377) >> at org.apache.hadoop.hbase.zookeeper.ZKUtil.connect(ZKUtil.java:97) >> at >> org.apache.hadoop.hbase.zookeeper.ZooKeeperWatcher.<init>(ZooKeeperWatcher.java:119) >> at >> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.getZooKeeperWatcher(HConnectionManager.java:986) >> ... 10 more >> >> >> Please give me your valuable suggestion regarding this problem. >> >> Thanks in advance ..... >> >> >> Regards >> >> >> Shanmuganathan >> > > > > -- > Best wishes > Gan, Xiyun > -- Best wishes Gan, Xiyun
