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1.WHAT IS CHECKPOINTS IN HADOOP 2.WHERE IT WILL STORE 3.IS EDITLOG AND CHECKPOINT IS SAME ?
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Apache Hadoop
Created on 07-06-2016 02:36 PM - edited 09-16-2022 03:28 AM
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Created 07-06-2016 03:13 PM
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Checkpointing is the process of merging editlogs with base fsimage. This will be stored in namenode metadata directories. Its not the same as editlog, since editlog has the changes that you make to HDFS.
Created 07-06-2016 03:13 PM
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Checkpointing is the process of merging editlogs with base fsimage. This will be stored in namenode metadata directories. Its not the same as editlog, since editlog has the changes that you make to HDFS.
Created 07-06-2016 03:13 PM
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Thanks Ravi
