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From "Alex Portnov (JIRA)" <j...@apache.org>
Subject [jira] Created: (CASSANDRA-1594) Client threads are all locked up waiting on read
Date Thu, 07 Oct 2010 22:06:31 GMT
Client threads are all locked up waiting on read
------------------------------------------------

                 Key: CASSANDRA-1594
                 URL: https://issues.apache.org/jira/browse/CASSANDRA-1594
             Project: Cassandra
          Issue Type: Bug
          Components: Core
    Affects Versions: 0.6.4
         Environment: CentOS 5.4; Cassandra 0.6.4; Thrift 917130; Hector 0.6.0-11
            Reporter: Alex Portnov


Following is a thread dump of the few RUNNABLE threads:


"http-8080-50" - Thread t@84
   java.lang.Thread.State: RUNNABLE
        at java.net.SocketInputStream.socketRead0(Native Method)
        at java.net.SocketInputStream.read(SocketInputStream.java:146)
        at java.io.BufferedInputStream.fill(BufferedInputStream.java:235)
        at java.io.BufferedInputStream.read1(BufferedInputStream.java:275)
        at java.io.BufferedInputStream.read(BufferedInputStream.java:334)
        - locked <4379e06d> (a java.io.BufferedInputStream)
        at org.apache.thrift.transport.TIOStreamTransport.read(TIOStreamTransport.java:126)
        at org.apache.thrift.transport.TTransport.readAll(TTransport.java:84)
        at org.apache.thrift.protocol.TBinaryProtocol.readAll(TBinaryProtocol.java:314)
        at org.apache.thrift.protocol.TBinaryProtocol.readI32(TBinaryProtocol.java:262)
        at org.apache.thrift.protocol.TBinaryProtocol.readMessageBegin(TBinaryProtocol.java:192)
        at org.apache.cassandra.thrift.Cassandra$Client.recv_get(Cassandra.java:337)
        at org.apache.cassandra.thrift.Cassandra$Client.get(Cassandra.java:319)
        at me.prettyprint.cassandra.service.KeyspaceImpl$14.execute(KeyspaceImpl.java:482)
        at me.prettyprint.cassandra.service.KeyspaceImpl$14.execute(KeyspaceImpl.java:476)
--
"http-8080-49" - Thread t@83
   java.lang.Thread.State: RUNNABLE
        at java.net.SocketInputStream.socketRead0(Native Method)
        at java.net.SocketInputStream.read(SocketInputStream.java:146)
        at java.io.BufferedInputStream.fill(BufferedInputStream.java:235)
        at java.io.BufferedInputStream.read1(BufferedInputStream.java:275)
        at java.io.BufferedInputStream.read(BufferedInputStream.java:334)
        - locked <16932380> (a java.io.BufferedInputStream)
        at org.apache.thrift.transport.TIOStreamTransport.read(TIOStreamTransport.java:126)
        at org.apache.thrift.transport.TTransport.readAll(TTransport.java:84)
        at org.apache.thrift.protocol.TBinaryProtocol.readAll(TBinaryProtocol.java:314)
        at org.apache.thrift.protocol.TBinaryProtocol.readI32(TBinaryProtocol.java:262)
        at org.apache.thrift.protocol.TBinaryProtocol.readMessageBegin(TBinaryProtocol.java:192)
        at org.apache.cassandra.thrift.Cassandra$Client.recv_get(Cassandra.java:337)
        at org.apache.cassandra.thrift.Cassandra$Client.get(Cassandra.java:319)
        at me.prettyprint.cassandra.service.KeyspaceImpl$14.execute(KeyspaceImpl.java:482)
        at me.prettyprint.cassandra.service.KeyspaceImpl$14.execute(KeyspaceImpl.java:476)
--

All 50 connections in the client pool are blocked in the same way.

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