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Alex Liu commented on CASSANDRA-6084: ------------------------------------- The following is the error from pig log {code} Caused by: java.util.concurrent.ExecutionException: java.io.IOException: failed connecting to all endpoints 127.0.0.1, connections: rpc_endpoint: 127.0.0.1, listen_endpoint: 127.0.0.1, host: 127.0.0.1, port: 9160 , errors: java.io.IOException: Unable to connect to server 127.0.0.1:9160 at org.apache.cassandra.hadoop.ConfigHelper.createConnection(ConfigHelper.java:575) at org.apache.cassandra.hadoop.AbstractColumnFamilyInputFormat.getSubSplits(AbstractColumnFamilyInputFormat.java:278) at org.apache.cassandra.hadoop.AbstractColumnFamilyInputFormat.access$200(AbstractColumnFamilyInputFormat.java:64) at org.apache.cassandra.hadoop.AbstractColumnFamilyInputFormat$SplitCallable.call(AbstractColumnFamilyInputFormat.java:224) at org.apache.cassandra.hadoop.AbstractColumnFamilyInputFormat$SplitCallable.call(AbstractColumnFamilyInputFormat.java:209) at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334) at java.util.concurrent.FutureTask.run(FutureTask.java:166) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603) at java.lang.Thread.run(Thread.java:722) Caused by: org.apache.thrift.transport.TTransportException: java.net.SocketException: Connection reset by peer at org.apache.thrift.transport.TSocket.open(TSocket.java:183) at org.apache.thrift.transport.TFramedTransport.open(TFramedTransport.java:81) at org.apache.cassandra.thrift.TFramedTransportFactory.openTransport(TFramedTransportFactory.java:42) at org.apache.cassandra.hadoop.ConfigHelper.createConnection(ConfigHelper.java:570) ... 9 more Caused by: java.net.SocketException: Connection reset by peer at java.net.PlainSocketImpl.socketConnect(Native Method) at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:339) at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:200) at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:182) at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:391) at java.net.Socket.connect(Socket.java:579) at org.apache.thrift.transport.TSocket.open(TSocket.java:178) ... 12 more at java.util.concurrent.FutureTask$Sync.innerGet(FutureTask.java:252) at java.util.concurrent.FutureTask.get(FutureTask.java:111) at org.apache.cassandra.hadoop.AbstractColumnFamilyInputFormat.getSplits(AbstractColumnFamilyInputFormat.java:187) ... 21 more {code} There is no error in Cassandra system log. It can't connection to 127.0.0.1:9160 sometimes when vnode is enable where there are more connection requests. Can it be something related to rpc_* settings in cassandra.yaml? {code rpc_server_type: sync # rpc_min_threads: 16 # rpc_max_threads: 2048 # rpc_send_buff_size_in_bytes: # rpc_recv_buff_size_in_bytes: rpc_keepalive: true {code} Note: the issue is gone when vnode is disable where there is much less rpc connections > java.io.IOException: Could not get input splits > ----------------------------------------------- > > Key: CASSANDRA-6084 > URL: https://issues.apache.org/jira/browse/CASSANDRA-6084 > Project: Cassandra > Issue Type: Bug > Components: Hadoop > Environment: Osx 10.8.5 > Java 1.7 > Cassandra 1.2.10 > Pig 0.9.2/0.11.1 > Reporter: Cyril Scetbon > Assignee: Alex Liu > Attachments: 6084_debug.txt > > > see http://www.mail-archive.com/user@cassandra.apache.org/msg32414.html > I've noticed that if I restart Cassandra I get more errors for the first > minutes, although it's accessible through cqlsh without issue. > I have tested on a 1-node (Osx Laptop) and 4-nodes (Ubuntu servers) and got > the same error. I tried with version 1.2.6, 1.2.8, 1.2.9, 1.2.10 without > success -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators For more information on JIRA, see: http://www.atlassian.com/software/jira