Mukul Kumar Singh created HDFS-12255:
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Summary: Block Storage: Cblock should generated unique trace ID
for the ops
Key: HDFS-12255
URL: https://issues.apache.org/jira/browse/HDFS-12255
Project: Hadoop HDFS
Issue Type: Sub-task
Components: ozone
Affects Versions: HDFS-7240
Reporter: Mukul Kumar Singh
Assignee: Mukul Kumar Singh
Fix For: HDFS-7240
Cblock tests fails because cblock does not generate unique trace id for each op.
{code}
java.lang.AssertionError: expected:<0> but was:<1051>
at org.junit.Assert.fail(Assert.java:88)
at org.junit.Assert.failNotEquals(Assert.java:743)
at org.junit.Assert.assertEquals(Assert.java:118)
at org.junit.Assert.assertEquals(Assert.java:555)
at org.junit.Assert.assertEquals(Assert.java:542)
at
org.apache.hadoop.cblock.TestBufferManager.testRepeatedBlockWrites(TestBufferManager.java:448)
{code}
This failure is because of following error.
{code}
017-08-02 17:50:34,569 [Cache Block Writer Thread #4] ERROR
scm.XceiverClientHandler (XceiverClientHandler.java:sendCommandAsync(134)) -
Command with Trace already exists. Ignoring this command. . Previous Command:
java.util.concurrent.CompletableFuture@7847fc2d[Not completed, 1 dependents]
2017-08-02 17:50:34,569 [Cache Block Writer Thread #4] ERROR
jscsiHelper.ContainerCacheFlusher (BlockWriterTask.java:run(108)) - Writing of
block:44 failed, We have attempted to write this block 7 tim
es to the container container2483304118.Trace ID:
java.lang.IllegalStateException: Duplicate trace ID. Command with this trace ID
is already executing. Please ensure that trace IDs are not reused. ID:
at
org.apache.hadoop.scm.XceiverClientHandler.sendCommandAsync(XceiverClientHandler.java:139)
at
org.apache.hadoop.scm.XceiverClientHandler.sendCommand(XceiverClientHandler.java:114)
at
org.apache.hadoop.scm.XceiverClient.sendCommand(XceiverClient.java:132)
at
org.apache.hadoop.scm.storage.ContainerProtocolCalls.writeSmallFile(ContainerProtocolCalls.java:225)
at
org.apache.hadoop.cblock.jscsiHelper.BlockWriterTask.run(BlockWriterTask.java:97)
at
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)
{code}
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