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https://issues.apache.org/jira/browse/CASSANDRA-21023?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=18038861#comment-18038861
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Stefan Miklosovic edited comment on CASSANDRA-21023 at 11/17/25 1:37 PM:
-------------------------------------------------------------------------

I have updated driver to 3.11.5 in 4.1.11. I strongly believe that, based on 
your observation that 3.11.2 is resolving the issue, when we release 4.1.11 
your problem will be solved automatically.

https://github.com/apache/cassandra/blob/cassandra-4.1/CHANGES.txt#L9


was (Author: smiklosovic):
I have updated driver to 3.11.5 in 4.1.11. I strongly believe that, based on 
your observation that 3.11.2 is resolving the issue, when we release 4.1.11 
your problem will be solved automatically.

> sstableloader time-out on Cassandra 4.1.x with SSL Configuration
> ----------------------------------------------------------------
>
>                 Key: CASSANDRA-21023
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-21023
>             Project: Apache Cassandra
>          Issue Type: Bug
>          Components: Tool/bulk load
>            Reporter: fasar
>            Priority: Normal
>
> Hello Community !!!
> I am trying to use _sstableloader_ to restore a snapshot.
> Cassandra is configured with {color:#00875a}_internode_encryption_{color} and 
> {color:#00875a}_client_encryption_{color} enabled.
> I have a test cluster with 3 nodes and a recovery cluster with 42 nodes ({_}3 
> racks{_} in each environment).
> Both clusters have Cassandra _4.1.4_ installed.
>  
> When I try sstableloader, it terminates the connection with the error: 
> `{_}{color:#4c9aff}Operation timed out{color}{_}`.
> I test with Cassandra _4.1.10_ and it is the same output.
>  
> Below is the command and the trace output of the sstableloader run:
>  
> ```bash
> /var/opt/cassandra/apache-cassandra-4.1.4/bin/sstableloader -d 
> cassandra-test-rack1-01,cassandra-test-rack2-01,cassandra-test-rack3-01 -f 
> /var/opt/cassandra/apache-cassandra-4.1.4/conf/cassandra.yaml  -u user1 -pw 
> password /data/cassandra-snap/test/testtable
> ```
>  
> ```log
> EBUG 13:55:45,457 Loaded default ResourceLeakDetector: 
> com.datastax.shaded.netty.util.ResourceLeakDetector@3c7175ae
> DEBUG 13:55:45,555 [id: 0x446e44c3, L:/10.10.10.214:52930 - 
> R:cassandra-test-rack1-01/10.10.10.214:9042] HANDSHAKEN: 
> TLS_AES_256_GCM_SHA384
> DEBUG 13:55:57,532 Defuncting 
> Connection[cassandra-test-rack1-01/10.10.10.214:9042-1, inFlight=0, 
> closed=false] because: [cassandra-test-rack1-01/10.10.10.214:9042] Operation 
> timed out
> DEBUG 13:55:57,533 [cassandra-test-rack1-01/10.10.10.214:9042] preventing new 
> connections for the next 1000 ms
> DEBUG 13:55:57,533 [cassandra-test-rack1-01/10.10.10.214:9042] 
> Connection[cassandra-test-rack1-01/10.10.10.214:9042-1, inFlight=0, 
> closed=false] failed, remaining = 0
> DEBUG 13:55:57,533 Connection[cassandra-test-rack1-01/10.10.10.214:9042-1, 
> inFlight=0, closed=true] closing connection
> DEBUG 13:55:57,533 Not terminating 
> Connection[cassandra-test-rack1-01/10.10.10.214:9042-1, inFlight=0, 
> closed=true]: there are still pending requests
> DEBUG 13:55:57,534 [Control connection] error on 
> cassandra-test-rack1-01/10.10.10.214:9042 connection, trying next host
> com.datastax.driver.core.exceptions.OperationTimedOutException: 
> [cassandra-test-rack1-01/10.10.10.214:9042] Operation timed out
>         at 
> com.datastax.driver.core.Connection$Future.onTimeout(Connection.java:1557)
>         at 
> com.datastax.driver.core.Connection$ResponseHandler$1.run(Connection.java:1636)
>         at 
> com.datastax.shaded.netty.util.HashedWheelTimer$HashedWheelTimeout.expire(HashedWheelTimer.java:663)
>         at 
> com.datastax.shaded.netty.util.HashedWheelTimer$HashedWheelBucket.expireTimeouts(HashedWheelTimer.java:738)
>         at 
> com.datastax.shaded.netty.util.HashedWheelTimer$Worker.run(HashedWheelTimer.java:466)
>         at 
> com.datastax.shaded.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
>         at java.base/java.lang.Thread.run(Thread.java:829)
> DEBUG 13:55:57,534 [cassandra-test-rack2-01/10.10.10.213:9042] preparing to 
> open 1 new connections, total = 1
> DEBUG 13:55:57,535 Connection[cassandra-test-rack1-01/10.10.10.214:9042-1, 
> inFlight=0, closed=true], stream 0, Error writing request STARTUP 
> \{CQL_VERSION=3.0.0, DRIVER_VERSION=3.11.0, DRIVER_NAME=DataStax Java Driver}
> DEBUG 13:55:57,536 Connection[cassandra-test-rack2-01/10.10.10.213:9042-1, 
> inFlight=0, closed=false] Connection established, initializing transport
> DEBUG 13:55:57,574 [id: 0x870adc85, L:/10.10.10.214:59728 - 
> R:cassandra-test-rack2-01/10.10.10.213:9042] HANDSHAKEN: 
> TLS_AES_256_GCM_SHA384
> DEBUG 13:56:09,631 Defuncting 
> Connection[cassandra-test-rack2-01/10.10.10.213:9042-1, inFlight=0, 
> closed=false] because: [cassandra-test-rack2-01/10.10.10.213:9042] Operation 
> timed out
> DEBUG 13:56:09,632 [cassandra-test-rack2-01/10.10.10.213:9042] preventing new 
> connections for the next 1000 ms
> DEBUG 13:56:09,632 [cassandra-test-rack2-01/10.10.10.213:9042] 
> Connection[cassandra-test-rack2-01/10.10.10.213:9042-1, inFlight=0, 
> closed=false] failed, remaining = 0
> DEBUG 13:56:09,632 Connection[cassandra-test-rack2-01/10.10.10.213:9042-1, 
> inFlight=0, closed=true] closing connection
> DEBUG 13:56:09,632 Not terminating 
> Connection[cassandra-test-rack2-01/10.10.10.213:9042-1, inFlight=0, 
> closed=true]: there are still pending requests
> DEBUG 13:56:09,633 [Control connection] error on 
> cassandra-test-rack2-01/10.10.10.213:9042 connection, trying next host
> com.datastax.driver.core.exceptions.OperationTimedOutException: 
> [cassandra-test-rack2-01/10.10.10.213:9042] Operation timed out
>         at 
> com.datastax.driver.core.Connection$Future.onTimeout(Connection.java:1557)
>         at 
> com.datastax.driver.core.Connection$ResponseHandler$1.run(Connection.java:1636)
>         at 
> com.datastax.shaded.netty.util.HashedWheelTimer$HashedWheelTimeout.expire(HashedWheelTimer.java:663)
>         at 
> com.datastax.shaded.netty.util.HashedWheelTimer$HashedWheelBucket.expireTimeouts(HashedWheelTimer.java:738)
>         at 
> com.datastax.shaded.netty.util.HashedWheelTimer$Worker.run(HashedWheelTimer.java:466)
>         at 
> com.datastax.shaded.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
>         at java.base/java.lang.Thread.run(Thread.java:829)
> DEBUG 13:56:09,633 [cassandra-test-rack3-01/10.10.10.215:9042] preparing to 
> open 1 new connections, total = 1
> DEBUG 13:56:09,633 Connection[cassandra-test-rack2-01/10.10.10.213:9042-1, 
> inFlight=0, closed=true], stream 0, Error writing request STARTUP 
> \{CQL_VERSION=3.0.0, DRIVER_VERSION=3.11.0, DRIVER_NAME=DataStax Java Driver}
> DEBUG 13:56:09,634 Connection[cassandra-test-rack3-01/10.10.10.215:9042-1, 
> inFlight=0, closed=false] Connection established, initializing transport
> DEBUG 13:56:09,661 [id: 0x08eded5b, L:/10.10.10.214:45150 - 
> R:cassandra-test-rack3-01/10.10.10.215:9042] HANDSHAKEN: 
> TLS_AES_256_GCM_SHA384
> DEBUG 13:56:21,731 Defuncting 
> Connection[cassandra-test-rack3-01/10.10.10.215:9042-1, inFlight=0, 
> closed=false] because: [cassandra-test-rack3-01/10.10.10.215:9042] Operation 
> timed out
> DEBUG 13:56:21,732 [cassandra-test-rack3-01/10.10.10.215:9042] preventing new 
> connections for the next 1000 ms
> DEBUG 13:56:21,732 [cassandra-test-rack3-01/10.10.10.215:9042] 
> Connection[cassandra-test-rack3-01/10.10.10.215:9042-1, inFlight=0, 
> closed=false] failed, remaining = 0
> DEBUG 13:56:21,732 Connection[cassandra-test-rack3-01/10.10.10.215:9042-1, 
> inFlight=0, closed=true] closing connection
> DEBUG 13:56:21,732 Not terminating 
> Connection[cassandra-test-rack3-01/10.10.10.215:9042-1, inFlight=0, 
> closed=true]: there are still pending requests
> DEBUG 13:56:21,732 [Control connection] error on 
> cassandra-test-rack3-01/10.10.10.215:9042 connection, no more host to try
> com.datastax.driver.core.exceptions.OperationTimedOutException: 
> [cassandra-test-rack3-01/10.10.10.215:9042] Operation timed out
>         at 
> com.datastax.driver.core.Connection$Future.onTimeout(Connection.java:1557)
>         at 
> com.datastax.driver.core.Connection$ResponseHandler$1.run(Connection.java:1636)
>         at 
> com.datastax.shaded.netty.util.HashedWheelTimer$HashedWheelTimeout.expire(HashedWheelTimer.java:663)
>         at 
> com.datastax.shaded.netty.util.HashedWheelTimer$HashedWheelBucket.expireTimeouts(HashedWheelTimer.java:738)
>         at 
> com.datastax.shaded.netty.util.HashedWheelTimer$Worker.run(HashedWheelTimer.java:466)
>         at 
> com.datastax.shaded.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
>         at java.base/java.lang.Thread.run(Thread.java:829)
> DEBUG 13:56:21,732 Connection[cassandra-test-rack3-01/10.10.10.215:9042-1, 
> inFlight=0, closed=true], stream 0, Error writing request STARTUP 
> \{CQL_VERSION=3.0.0, DRIVER_VERSION=3.11.0, DRIVER_NAME=DataStax Java Driver}
> DEBUG 13:56:21,733 Shutting down
> DEBUG 13:56:21,740 Freed 12 thread-local buffer(s) from thread: 
> cluster1-nio-worker-0
> DEBUG 13:56:21,740 Freed 12 thread-local buffer(s) from thread: 
> cluster1-nio-worker-1
> DEBUG 13:56:23,943 Freed 12 thread-local buffer(s) from thread: 
> cluster1-nio-worker-2
> DEBUG 13:56:23,950 Connection[cassandra-test-rack1-01/10.10.10.214:9042-1, 
> inFlight=0, closed=true] has already terminated
> Unable to initialise org.apache.cassandra.utils.NativeSSTableLoaderClient
> com.datastax.driver.core.exceptions.NoHostAvailableException: All host(s) 
> tried for query failed (tried: cassandra-test-rack2-01/10.10.10.213:9042 
> (com.datastax.driver.core.exceptions.OperationTimedOutException: 
> [cassandra-test-rack2-01/10.10.10.213:9042] Operation timed out), 
> cassandra-test-rack3-01/10.10.10.215:9042 
> (com.datastax.driver.core.exceptions.OperationTimedOutException: 
> [cassandra-test-rack3-01/10.10.10.215:9042] Operation timed out), 
> cassandra-test-rack1-01/10.10.10.214:9042 
> (com.datastax.driver.core.exceptions.OperationTimedOutException: 
> [cassandra-test-rack1-01/10.10.10.214:9042] Operation timed out))
> java.lang.RuntimeException: Unable to initialise 
> org.apache.cassandra.utils.NativeSSTableLoaderClient
>         at 
> org.apache.cassandra.utils.NativeSSTableLoaderClient.init(NativeSSTableLoaderClient.java:102)
>         at 
> org.apache.cassandra.io.sstable.SSTableLoader.stream(SSTableLoader.java:167)
>         at org.apache.cassandra.tools.BulkLoader.load(BulkLoader.java:91)
>         at org.apache.cassandra.tools.BulkLoader.main(BulkLoader.java:58)
> Caused by: com.datastax.driver.core.exceptions.NoHostAvailableException: All 
> host(s) tried for query failed (tried: 
> cassandra-test-rack2-01/10.10.10.213:9042 
> (com.datastax.driver.core.exceptions.OperationTimedOutException: 
> [cassandra-test-rack2-01/10.10.10.213:9042] Operation timed out), 
> cassandra-test-rack3-01/10.10.10.215:9042 
> (com.datastax.driver.core.exceptions.OperationTimedOutException: 
> [cassandra-test-rack3-01/10.10.10.215:9042] Operation timed out), 
> cassandra-test-rack1-01/10.10.10.214:9042 
> (com.datastax.driver.core.exceptions.OperationTimedOutException: 
> [cassandra-test-rack1-01/10.10.10.214:9042] Operation timed out))
>         at 
> com.datastax.driver.core.ControlConnection.reconnectInternal(ControlConnection.java:270)
>         at 
> com.datastax.driver.core.ControlConnection.connect(ControlConnection.java:109)
>         at 
> com.datastax.driver.core.Cluster$Manager.negotiateProtocolVersionAndConnect(Cluster.java:1813)
>         at com.datastax.driver.core.Cluster$Manager.init(Cluster.java:1726)
>         at com.datastax.driver.core.Cluster.init(Cluster.java:214)
>         at com.datastax.driver.core.Cluster.connectAsync(Cluster.java:387)
>         at com.datastax.driver.core.Cluster.connectAsync(Cluster.java:366)
>         at com.datastax.driver.core.Cluster.connect(Cluster.java:311)
>         at 
> org.apache.cassandra.utils.NativeSSTableLoaderClient.init(NativeSSTableLoaderClient.java:70)
>         ... 3 more
> Exception in thread "main" org.apache.cassandra.tools.BulkLoadException: 
> java.lang.RuntimeException: Unable to initialise 
> org.apache.cassandra.utils.NativeSSTableLoaderClient
>         at org.apache.cassandra.tools.BulkLoader.load(BulkLoader.java:104)
>         at org.apache.cassandra.tools.BulkLoader.main(BulkLoader.java:58)
> Caused by: java.lang.RuntimeException: Unable to initialise 
> org.apache.cassandra.utils.NativeSSTableLoaderClient
>         at 
> org.apache.cassandra.utils.NativeSSTableLoaderClient.init(NativeSSTableLoaderClient.java:102)
>         at 
> org.apache.cassandra.io.sstable.SSTableLoader.stream(SSTableLoader.java:167)
>         at org.apache.cassandra.tools.BulkLoader.load(BulkLoader.java:91)
>         ... 1 more
> Caused by: com.datastax.driver.core.exceptions.NoHostAvailableException: All 
> host(s) tried for query failed (tried: 
> cassandra-test-rack2-01/10.10.10.213:9042 
> (com.datastax.driver.core.exceptions.OperationTimedOutException: 
> [cassandra-test-rack2-01/10.10.10.213:9042] Operation timed out), 
> cassandra-test-rack3-01/10.10.10.215:9042 
> (com.datastax.driver.core.exceptions.OperationTimedOutException: 
> [cassandra-test-rack3-01/10.10.10.215:9042] Operation timed out), 
> cassandra-test-rack1-01/10.10.10.214:9042 
> (com.datastax.driver.core.exceptions.OperationTimedOutException: 
> [cassandra-test-rack1-01/10.10.10.214:9042] Operation timed out))
>         at 
> com.datastax.driver.core.ControlConnection.reconnectInternal(ControlConnection.java:270)
>         at 
> com.datastax.driver.core.ControlConnection.connect(ControlConnection.java:109)
>         at 
> com.datastax.driver.core.Cluster$Manager.negotiateProtocolVersionAndConnect(Cluster.java:1813)
>         at com.datastax.driver.core.Cluster$Manager.init(Cluster.java:1726)
>         at com.datastax.driver.core.Cluster.init(Cluster.java:214)
>         at com.datastax.driver.core.Cluster.connectAsync(Cluster.java:387)
>         at com.datastax.driver.core.Cluster.connectAsync(Cluster.java:366)
>         at com.datastax.driver.core.Cluster.connect(Cluster.java:311)
>         at 
> org.apache.cassandra.utils.NativeSSTableLoaderClient.init(NativeSSTableLoaderClient.java:70)
> ```
> However, using the *sstableloader from Cassandra _5.0.6_* to load sstables on 
> the Cassandra Cluster 4.1.4 {*}works as expected{*}.
>  
> Based on my initial investigation, the {*}cassandra-driver-core versions 
> 3.11.0 and 3.11.1 seem to be incompatible with my Cassandra 4.1.x 
> configuration{*}.
> Starting from cassandra-driver-core version 3.11.2, the issue is resolved.
>  
> To verify this, I created a Java project based on an example I found in the 
> cassandra-java-driver version 3.11.1.
> (Reference: ReadTopologyAndSchemaMetadata.java)
> I simply added .ssl() to the cluster constructor in the example code.



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