Caleb Rackliffe created CASSANDRA-16358:
-------------------------------------------

             Summary: Minor Flakiness in 
ProxyHandlerConnectionsTest#testExpireSomeFromBatch
                 Key: CASSANDRA-16358
                 URL: https://issues.apache.org/jira/browse/CASSANDRA-16358
             Project: Cassandra
          Issue Type: Bug
          Components: Test/unit
            Reporter: Caleb Rackliffe


This seems only to be failing in ci-cassandra, but it fails across cdc, 
compression, and normal configurations there. The only failure recent enough to 
be retained is here:

https://ci-cassandra.apache.org/job/Cassandra-devbranch/268/testReport/org.apache.cassandra.net/ProxyHandlerConnectionsTest/testExpireSomeFromBatch_compression_2/

{noformat}
org.apache.cassandra.net.ProxyHandlerConnectionsTest.testExpireSomeFromBatch-compression
 (from org.apache.cassandra.net.ProxyHandlerConnectionsTest-compression)

Error Message

Expired: 8, Arrived: 10

Stacktrace

junit.framework.AssertionFailedError: Expired: 8, Arrived: 10
        at 
org.apache.cassandra.net.ProxyHandlerConnectionsTest.waitForCondition(ProxyHandlerConnectionsTest.java:285)
        at 
org.apache.cassandra.net.ProxyHandlerConnectionsTest.lambda$testExpireSomeFromBatch$23(ProxyHandlerConnectionsTest.java:210)
        at 
org.apache.cassandra.net.ProxyHandlerConnectionsTest.doTestManual(ProxyHandlerConnectionsTest.java:378)
        at 
org.apache.cassandra.net.ProxyHandlerConnectionsTest.testManual(ProxyHandlerConnectionsTest.java:337)
        at 
org.apache.cassandra.net.ProxyHandlerConnectionsTest.testExpireSomeFromBatch(ProxyHandlerConnectionsTest.java:169)
        at 
java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at 
java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at 
java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)

Standard Output

DEBUG [main] 2020-12-15 20:36:43,018 InternalLoggerFactory.java:45 - Using 
SLF4J as the default logging framework
DEBUG [main] 2020-12-15 20:36:43,043 PlatformDependent0.java:417 - 
-Dio.netty.noUnsafe: false
DEBUG [main] 2020-12-15 20:36:43,044 PlatformDependent0.java:897 - Java 
version: 8
DEBUG [main] 2020-12-15 20:36:43,044 PlatformDependent0.java:130 - 
sun.misc.Unsafe.theUnsafe: available
DEBUG [main] 2020-12-15 20:36:43,045 PlatformDependent0.java:154 - 
sun.misc.Unsafe.copyMemory: available

...[truncated 394654 chars]...
ol$Initiate.maybeDecode(HandshakeProtocol.java:167)
        at 
org.apache.cassandra.net.InboundConnectionInitiator$Handler.initiate(InboundConnectionInitiator.java:242)
        at 
org.apache.cassandra.net.InboundConnectionInitiator$Handler.decode(InboundConnectionInitiator.java:235)
        at 
io.netty.handler.codec.ByteToMessageDecoder.decodeRemovalReentryProtection(ByteToMessageDecoder.java:501)
        at 
io.netty.handler.codec.ByteToMessageDecoder.callDecode(ByteToMessageDecoder.java:440)
        ... 29 common frames omitted
{noformat}

There are a number of historical failures listed here, but the runs that 
produced them have not been retained:

https://ci-cassandra.apache.org/job/Cassandra-trunk/207/testReport/junit/org.apache.cassandra.net/ProxyHandlerConnectionsTest/



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