com.thinkaurelius.titan.core.TitanException: Could not execute operation due to backend exception

Google Groups | Sachin | 3 months ago
  1. 0

    Could not read messages for timestamp [2016-08-25T22:43:12.538Z] (this read will be retried)

    Google Groups | 3 months ago | Sachin
    com.thinkaurelius.titan.core.TitanException: Could not execute operation due to backend exception
  2. 0

    Titan doesn't seem to like single node Cassandra w/stacktrace

    GitHub | 3 years ago | Alexwhite3000
    com.thinkaurelius.titan.core.TitanException: Could not successfully complete backend operation due to repeated temporary exceptions after 60000 ms
  3. 0

    How to configure Astyanax connection pool to dismiss any client requests (single Cassandra node development environments)

    Stack Overflow | 3 years ago | tsteinmaurer
    com.netflix.astyanax.connectionpool.exceptions.NoAvailableHostsException: NoAvailableHostsException: [host=None(0.0.0.0):0, latency=0(0), attempts=0]No hosts to borrow from at com.netflix.astyanax.connectionpool.impl.RoundRobinExecuteWithFailover.<init>(RoundRobinExecuteWithFailover.java:30)
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  5. 0

    Titan Java Connection to Remote Instance

    Google Groups | 2 years ago | William Bowen
    com.netflix.astyanax.connectionpool.exceptions.NoAvailableHostsException: NoAvailableHostsException: [host=None(0.0.0.0):0, latency=0(0), attempts=0]No hosts to borrow from at com.netflix.astyanax.connectionpool.impl.RoundRobinExecuteWithFailover.<init>(RoundRobinExecuteWithFailover.java:48) at
  6. 0

    Connection to Cassandra dropped after init of Titan Keyspace

    Google Groups | 3 years ago | Faber Chri
    com.netflix.astyanax.connectionpool.exceptions.NoAvailableHostsException: NoAvailableHostsException: [host=None(0.0.0.0):0, latency=0(0), attempts=0]No hosts to borrow from at com.netflix.astyanax.connectionpool.impl.RoundRobinExecuteWithFailover.<init>(RoundRobinExecuteWithFailover.java:30) at

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    Root Cause Analysis

    1. com.netflix.astyanax.connectionpool.exceptions.NoAvailableHostsException

      NoAvailableHostsException: [host=None(0.0.0.0):0, latency=0(0), attempts=0]No hosts to borrow from

      at com.netflix.astyanax.connectionpool.impl.RoundRobinExecuteWithFailover.<init>()
    2. astyanax-core
      AbstractHostPartitionConnectionPool.executeWithFailover
      1. com.netflix.astyanax.connectionpool.impl.RoundRobinExecuteWithFailover.<init>(RoundRobinExecuteWithFailover.java:48)[astyanax-core-3.8.0.jar:3.8.0]
      2. com.netflix.astyanax.connectionpool.impl.TokenAwareConnectionPoolImpl.newExecuteWithFailover(TokenAwareConnectionPoolImpl.java:83)[astyanax-core-3.8.0.jar:3.8.0]
      3. com.netflix.astyanax.connectionpool.impl.AbstractHostPartitionConnectionPool.executeWithFailover(AbstractHostPartitionConnectionPool.java:352)[astyanax-core-3.8.0.jar:3.8.0]
      3 frames
    3. astyanax-thrift
      ThriftColumnFamilyQueryImpl$4.execute
      1. com.netflix.astyanax.thrift.ThriftColumnFamilyQueryImpl$4.execute(ThriftColumnFamilyQueryImpl.java:538)[astyanax-thrift-3.8.0.jar:3.8.0]
      1 frame
    4. Titan-Cassandra: Distributed Graph Database
      AstyanaxKeyColumnValueStore.getSlice
      1. com.thinkaurelius.titan.diskstorage.cassandra.astyanax.AstyanaxKeyColumnValueStore.getNamesSlice(AstyanaxKeyColumnValueStore.java:112)[titan-cassandra-1.0.0.jar:na]
      2. com.thinkaurelius.titan.diskstorage.cassandra.astyanax.AstyanaxKeyColumnValueStore.getNamesSlice(AstyanaxKeyColumnValueStore.java:78)[titan-cassandra-1.0.0.jar:na]
      3. com.thinkaurelius.titan.diskstorage.cassandra.astyanax.AstyanaxKeyColumnValueStore.getSlice(AstyanaxKeyColumnValueStore.java:67)[titan-cassandra-1.0.0.jar:na]
      3 frames
    5. Titan-Core: Core Library for Titan
      KCVSLog$MessagePuller.run
      1. com.thinkaurelius.titan.diskstorage.log.kcvs.KCVSLog$MessagePuller$1.call(KCVSLog.java:769)[titan-core-1.0.0.jar:na]
      2. com.thinkaurelius.titan.diskstorage.log.kcvs.KCVSLog$MessagePuller$1.call(KCVSLog.java:766)[titan-core-1.0.0.jar:na]
      3. com.thinkaurelius.titan.diskstorage.util.BackendOperation.execute(BackendOperation.java:133)[titan-core-1.0.0.jar:na]
      4. com.thinkaurelius.titan.diskstorage.util.BackendOperation$1.call(BackendOperation.java:147)[titan-core-1.0.0.jar:na]
      5. com.thinkaurelius.titan.diskstorage.util.BackendOperation.executeDirect(BackendOperation.java:56)[titan-core-1.0.0.jar:na]
      6. com.thinkaurelius.titan.diskstorage.util.BackendOperation.execute(BackendOperation.java:42)[titan-core-1.0.0.jar:na]
      7. com.thinkaurelius.titan.diskstorage.util.BackendOperation.execute(BackendOperation.java:144)[titan-core-1.0.0.jar:na]
      8. com.thinkaurelius.titan.diskstorage.log.kcvs.KCVSLog$MessagePuller.run(KCVSLog.java:703)[titan-core-1.0.0.jar:na]
      8 frames
    6. Java RT
      Thread.run
      1. java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)[na:1.8.0_101]
      2. java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308)[na:1.8.0_101]
      3. java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)[na:1.8.0_101]
      4. java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)[na:1.8.0_101]
      5. java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)[na:1.8.0_101]
      6. java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)[na:1.8.0_101]
      7. java.lang.Thread.run(Thread.java:745)[na:1.8.0_101]
      7 frames