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ASF GitHub Bot logged work on HADOOP-13704: ------------------------------------------- Author: ASF GitHub Bot Created on: 22/Mar/22 13:47 Start Date: 22/Mar/22 13:47 Worklog Time Spent: 10m Work Description: steveloughran commented on pull request #3978: URL: https://github.com/apache/hadoop/pull/3978#issuecomment-1075201852 patch is in, though i realise i forgot to add the pr# to the header, which is automatic when done through the UI. never mind, at least the JIRA Is in. closing this PR as done -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: common-issues-unsubscr...@hadoop.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org Issue Time Tracking ------------------- Worklog Id: (was: 745832) Time Spent: 2h 40m (was: 2.5h) > S3A getContentSummary() to move to listFiles(recursive) to count children; > instrument use > ----------------------------------------------------------------------------------------- > > Key: HADOOP-13704 > URL: https://issues.apache.org/jira/browse/HADOOP-13704 > Project: Hadoop Common > Issue Type: Sub-task > Components: fs/s3 > Affects Versions: 2.8.0 > Reporter: Steve Loughran > Priority: Minor > Labels: pull-request-available > Time Spent: 2h 40m > Remaining Estimate: 0h > > Hive and a bit of Spark use {{getContentSummary()}} to get some summary stats > of a filesystem. This is very expensive on S3A (and any other object store), > especially as the base implementation does the recursive tree walk. > Because of HADOOP-13208, we have a full enumeration of files under a path > without directory costs...S3A can/should switch to this to speed up those > places where the operation is called. > Also > * API call needs FS spec and contract tests > * S3A could instrument invocation, so as to enable real-world popularity to > be measured -- This message was sent by Atlassian Jira (v8.20.1#820001) --------------------------------------------------------------------- To unsubscribe, e-mail: common-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: common-issues-h...@hadoop.apache.org