Failed to create an in-memory segment for get operation id – How to solve this Elasticsearch exception

Opster Team

August-23, Version: 7.11-8.9

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Briefly, this error occurs when Elasticsearch fails to create an in-memory segment for a specific operation. This could be due to insufficient memory resources or a configuration issue. To resolve this, you can try increasing the heap size of Elasticsearch, ensuring that it’s not more than half of your total available memory. Also, check your Elasticsearch configuration for any potential issues. If the problem persists, consider optimizing your queries or reducing the index size to minimize memory usage.

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This guide will help you check for common problems that cause the log ” failed to create an in-memory segment for get [” + operation.id() + “] ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: index.

Log Context

Log “failed to create an in-memory segment for get [” + operation.id() + “]” class name is TranslogDirectoryReader.java. We extracted the following from Elasticsearch source code for those seeking an in-depth context :

 + " documents"
 );
 }
 return reader.leaves().get(0).reader();
 } catch (IOException e) {
 throw new EngineException(shardId; "failed to create an in-memory segment for get [" + operation.id() + "]"; e);
 }
 }  @Override
 public CacheHelper getCoreCacheHelper() {

 

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