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POTomcat 7 error about LeaseException querying an EMR cluster
 

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  1. POTomcat 7 error about LeaseException querying an EMR cluster
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    <p>I am getting below error while connecting to the EMR cluster using Tomcat server and Hbase as the database. I have made the changes suggested at <a href="http://www.nosql.se/2012/05/hbase-scanner-leaseexception/" rel="nofollow">http://www.nosql.se/2012/05/hbase-scanner-leaseexception/</a> and I have also rebooted the clusters suggested as here : <a href="http://mail-archives.apache.org/mod_mbox/hbase-user/201209.mbox/%3CCAOcnVr3R-LqtKhFsk8Bhrm-YW2i9O6J6Fhjz2h7q6_sxvwd2yw%40mail.gmail.com%3E" rel="nofollow">http://mail-archives.apache.org/mod_mbox/hbase-user/201209.mbox/%3CCAOcnVr3R-LqtKhFsk8Bhrm-YW2i9O6J6Fhjz2h7q6_sxvwd2yw%40mail.gmail.com%3E</a></p> <hr> <p>HTTP Status 500 - org.apache.hadoop.hbase.regionserver.LeaseException: org.apache.hadoop.hbase.regionserver.LeaseException: lease '5811533108977417332' does not exist at org.apache.hadoop.hbase.regionserver.Leases.removeLease(Leases.java:231) at org.apache.hadoop.hbase.regionserver.HRegionServer.next(HRegionServer.java:2136) at sun.reflect.GeneratedMethodAccessor19.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.apache.hadoop.hbase.ipc.WritableRpcEngine$Server.call(WritableRpcEngine.java:369) at org.apache.hadoop.hbase.ipc.HBaseServer$Handler.run(HBaseServer.java:1326)</p> <p>type Exception report</p> <p>message org.apache.hadoop.hbase.regionserver.LeaseException: org.apache.hadoop.hbase.regionserver.LeaseException: lease '5811533108977417332' does not exist at org.apache.hadoop.hbase.regionserver.Leases.removeLease(Leases.java:231) at org.apache.hadoop.hbase.regionserver.HRegionServer.next(HRegionServer.java:2136) at sun.reflect.GeneratedMethodAccessor19.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.apache.hadoop.hbase.ipc.WritableRpcEngine$Server.call(WritableRpcEngine.java:369) at org.apache.hadoop.hbase.ipc.HBaseServer$Handler.run(HBaseServer.java:1326)</p> <p>description The server encountered an internal error (org.apache.hadoop.hbase.regionserver.LeaseException: org.apache.hadoop.hbase.regionserver.LeaseException: lease '5811533108977417332' does not exist at org.apache.hadoop.hbase.regionserver.Leases.removeLease(Leases.java:231) at org.apache.hadoop.hbase.regionserver.HRegionServer.next(HRegionServer.java:2136) at sun.reflect.GeneratedMethodAccessor19.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.apache.hadoop.hbase.ipc.WritableRpcEngine$Server.call(WritableRpcEngine.java:369) at org.apache.hadoop.hbase.ipc.HBaseServer$Handler.run(HBaseServer.java:1326) ) that prevented it from fulfilling this request.</p> <p>exception</p> <p>java.lang.RuntimeException: org.apache.hadoop.hbase.regionserver.LeaseException: org.apache.hadoop.hbase.regionserver.LeaseException: lease '5811533108977417332' does not exist at org.apache.hadoop.hbase.regionserver.Leases.removeLease(Leases.java:231) at org.apache.hadoop.hbase.regionserver.HRegionServer.next(HRegionServer.java:2136) at sun.reflect.GeneratedMethodAccessor19.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.apache.hadoop.hbase.ipc.WritableRpcEngine$Server.call(WritableRpcEngine.java:369) at org.apache.hadoop.hbase.ipc.HBaseServer$Handler.run(HBaseServer.java:1326) org.apache.hadoop.hbase.client.AbstractClientScanner$1.hasNext(AbstractClientScanner.java:44) Query.doGet(Query.java:64) javax.servlet.http.HttpServlet.service(HttpServlet.java:621) javax.servlet.http.HttpServlet.service(HttpServlet.java:722) root cause</p> <p>org.apache.hadoop.hbase.regionserver.LeaseException: org.apache.hadoop.hbase.regionserver.LeaseException: lease '5811533108977417332' does not exist at org.apache.hadoop.hbase.regionserver.Leases.removeLease(Leases.java:231) at org.apache.hadoop.hbase.regionserver.HRegionServer.next(HRegionServer.java:2136) at sun.reflect.GeneratedMethodAccessor19.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.apache.hadoop.hbase.ipc.WritableRpcEngine$Server.call(WritableRpcEngine.java:369) at org.apache.hadoop.hbase.ipc.HBaseServer$Handler.run(HBaseServer.java:1326) sun.reflect.GeneratedConstructorAccessor15.newInstance(Unknown Source) sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) java.lang.reflect.Constructor.newInstance(Constructor.java:526) org.apache.hadoop.hbase.RemoteExceptionHandler.decodeRemoteException(RemoteExceptionHandler.java:96) org.apache.hadoop.hbase.client.ScannerCallable.call(ScannerCallable.java:149) org.apache.hadoop.hbase.client.ScannerCallable.call(ScannerCallable.java:42) org.apache.hadoop.hbase.client.ServerCallable.withRetries(ServerCallable.java:164) org.apache.hadoop.hbase.client.ClientScanner.next(ClientScanner.java:279) org.apache.hadoop.hbase.client.AbstractClientScanner$1.hasNext(AbstractClientScanner.java:41) Query.doGet(Query.java:64) javax.servlet.http.HttpServlet.service(HttpServlet.java:621) javax.servlet.http.HttpServlet.service(HttpServlet.java:722) note The full stack trace of the root cause is available in the Apache Tomcat/7.0.28 logs.</p> <p>Apache Tomcat/7.0.28</p>
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    1. COLease Exception in this example is the IP lease used by your server.. What about flushing and re-using your DNS Cache? If that does not work, there maybe something tromping on you in DNS. You may have to work with your network folks to be sure there are no conflicts, tombstoned entries, etc.
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    2. CODoes restarting the cluster should suffice the method what you are suggesting. I tried after restarting the clusters. Throws me the same error. Also I am trying Amazon AWS services to accomplish my task.
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    3. COMy hbase-site.xml looks like this with other settings in place: <property<name>hbase.regionserver.lease.period</name<value>900000</value> <!-- 9000 000, 15 minutes --></property> <property><name>hbase.rpc.timeout</name><value>9000000</value> <!-- 15 minutes --></property> <property><name>hbase.rpc.shortoperation.timeout</name> <value>9000000</value> <!-- 15 minutes --></property>
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