[ https://issues.apache.org/jira/browse/HDFS-13947?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16636165#comment-16636165 ]
BELUGA BEHR commented on HDFS-13947: ------------------------------------ {code} org.apache.hadoop.hdfs.client.impl.TestBlockReaderLocal.testStatisticsForErasureCodingRead Ran a couple of times locally and it eventually passed. [INFO] ------------------------------------------------------- [INFO] T E S T S [INFO] ------------------------------------------------------- [INFO] Running org.apache.hadoop.hdfs.client.impl.TestBlockReaderLocal [WARNING] Tests run: 38, Failures: 0, Errors: 0, Skipped: 37, Time elapsed: 12.324 s - in org.apache.hadoop.hdfs.client.impl.TestBlockReaderLocal [INFO] [INFO] Results: [INFO] [WARNING] Tests run: 38, Failures: 0, Errors: 0, Skipped: 37 {code} {code} hadoop.hdfs.server.namenode.TestNameNodeMetadataConsistency Failed locally, even without patch applied. {code} Please accept this patch (and remove the white space). Thanks! > Review of DirectoryScanner Class > -------------------------------- > > Key: HDFS-13947 > URL: https://issues.apache.org/jira/browse/HDFS-13947 > Project: Hadoop HDFS > Issue Type: Improvement > Components: datanode > Affects Versions: 3.2.0 > Reporter: BELUGA BEHR > Assignee: BELUGA BEHR > Priority: Major > Attachments: HDFS-13947.1.patch, HDFS-13947.2.patch, > HDFS-13947.3.patch, HDFS-13947.4.patch > > > Review of Directory Scanner. Replaced a lot of code with Guava MultiMap. > Some general house cleaning and improved logging. For performance, using > {{ArrayList}} instead of {{LinkedList}} where possible, especially since > these lists can be quite large a LinkedList will consume a lot of memory and > be slow to sort/iterate over. > https://stackoverflow.com/questions/322715/when-to-use-linkedlist-over-arraylist-in-java -- This message was sent by Atlassian JIRA (v7.6.3#76005) --------------------------------------------------------------------- To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org