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HDFS-17391. Adjust the checkpoint io buffer size to the chunk size. #6594
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Great catch. LGTM. Let's wait what will Yetus says. Will +1 once Yetus return green.
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Committed to trunk. Thanks @ThinkerLei . |
Adjust the checkpoint io buffer size to the chunk size to reduce checkpoint time.
Before change:
2022-07-11 07:10:50,900 INFO org.apache.hadoop.hdfs.server.namenode.TransferFsImage: Uploaded image with txid 374700896827 to namenode at http://xxxx:50070/ in 1729.465 seconds
After change:
2022-07-12 08:15:55,068 INFO org.apache.hadoop.hdfs.server.namenode.TransferFsImage: Uploaded image with txid 375717629244 to namenode at http://xxxx:50070/ in 858.668 seconds