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Yuanbo Liu updated HDFS-16549: ------------------------------ Description: It's great to see the implement of fine-grain lock for DN has been committed into trunk. FsDatasetImpl.invalidate is a frequent method to response the delete command from NN. How about using volume-level write lock instead of pool-level write lock to reduce the cost of write lock. cc: [~hexiaoqiao] [~Aiphag0] . Thanks for your great work! was: It's great to see the implement of fine-grain lock for DN has been committed into trunk. FsDatasetImpl.invalidate is a frequent method to response the delete command from NN. How about using volume-level write lock instead of pool-level write lock to reduce the cost of write lock. cc: [~hexiaoqiao] [~Aiphag0] . Thanks for your great work! h4. [Mingxiang Li|https://issues.apache.org/jira/secure/ViewProfile.jspa?name=Aiphag0] > Consider using volume level lock for deleting blocks > ---------------------------------------------------- > > Key: HDFS-16549 > URL: https://issues.apache.org/jira/browse/HDFS-16549 > Project: Hadoop HDFS > Issue Type: Improvement > Reporter: Yuanbo Liu > Priority: Major > > It's great to see the implement of fine-grain lock for DN has been committed > into trunk. > FsDatasetImpl.invalidate is a frequent method to response the delete command > from NN. How about using volume-level write lock instead of pool-level write > lock to reduce the cost of write lock. > cc: [~hexiaoqiao] [~Aiphag0] . > Thanks for your great work! -- This message was sent by Atlassian Jira (v8.20.7#820007) --------------------------------------------------------------------- To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org