Any clues on this topic? Naidu Saladi 
 

    On Thursday, September 6, 2018 9:41 AM, Saladi Naidu 
<naidusp2...@yahoo.com.INVALID> wrote:
 

 We are receiving following error
9140-    at org.apache.cassandra.concurrent.SEPWorker.run(SEPWorker.java:105) 
[apache-cassandra-3.0.10.jar:3.0.10]
9141-    at java.lang.Thread.run(Thread.java:745) [na:1.8.0_101]9142:WARN  
[SharedPool-Worker-1] 2018-09-06 14:29:46,071 
AbstractLocalAwareExecutorService.java:169 - Uncaught exception on thread 
Thread[SharedPool-Worker-1,5,main]: {}9143-java.lang.IllegalArgumentException: 
Mutation of 16777251 bytes is too large for the maximum size of 167772169144-   
 at org.apache.cassandra.db.commitlog.CommitLog.add(CommitLog.java:256) 
~[apache-cassandra-3.0.10.jar:3.0.10]
I found following link that explained the cause 
By design intent the maximum allowed segment size is 50% of the configured 
commit_log_segment_size_in_mb. This is so Cassandra avoids writing segments 
with large amounts of empty space.To elaborate; up to two 32MB segments will 
fit into 64MB, however 40MB will only fit once leaving a larger amount of 
unused space. 
"I would like to find what table/column family this write/mutation is causing 
this error so that I can reach out to right application team, log does not 
provide any details regarding the mutation at all, is there a way to find that 
out
Mutation of bytes is too large for the maxiumum size of
  
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Mutation of bytes is too large for the maxiumum size of
 Summary Apache Cassandra will discard mutations larger than a predetermined 
size. This note addresses why this h...  |   |

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 Naidu Saladi 


   

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