[jira] [Commented] (HDFS-5064) Standby checkpoints should not block concurrent readers

2014-04-14 Thread Andrew Wang (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-5064?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13969046#comment-13969046 ] Andrew Wang commented on HDFS-5064: --- Hi Daryn, It's an unfair RW lock with a slight twis

[jira] [Commented] (HDFS-5064) Standby checkpoints should not block concurrent readers

2014-04-14 Thread Daryn Sharp (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-5064?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13968876#comment-13968876 ] Daryn Sharp commented on HDFS-5064: --- Does this effectively emulate an unfair rw lock for

[jira] [Commented] (HDFS-5064) Standby checkpoints should not block concurrent readers

2014-03-08 Thread Hudson (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-5064?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13924885#comment-13924885 ] Hudson commented on HDFS-5064: -- SUCCESS: Integrated in Hadoop-Mapreduce-trunk #1720 (See [htt

[jira] [Commented] (HDFS-5064) Standby checkpoints should not block concurrent readers

2014-03-08 Thread Hudson (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-5064?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13924858#comment-13924858 ] Hudson commented on HDFS-5064: -- FAILURE: Integrated in Hadoop-Hdfs-trunk #1695 (See [https://

[jira] [Commented] (HDFS-5064) Standby checkpoints should not block concurrent readers

2014-03-08 Thread Hudson (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-5064?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13924801#comment-13924801 ] Hudson commented on HDFS-5064: -- SUCCESS: Integrated in Hadoop-Yarn-trunk #503 (See [https://b

[jira] [Commented] (HDFS-5064) Standby checkpoints should not block concurrent readers

2014-03-07 Thread Hudson (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-5064?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13924521#comment-13924521 ] Hudson commented on HDFS-5064: -- SUCCESS: Integrated in Hadoop-trunk-Commit #5286 (See [https:

[jira] [Commented] (HDFS-5064) Standby checkpoints should not block concurrent readers

2014-03-07 Thread Andrew Wang (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-5064?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13924477#comment-13924477 ] Andrew Wang commented on HDFS-5064: --- Restating my +1, going to commit this shortly. > St

[jira] [Commented] (HDFS-5064) Standby checkpoints should not block concurrent readers

2014-02-25 Thread Aaron T. Myers (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-5064?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13911773#comment-13911773 ] Aaron T. Myers commented on HDFS-5064: -- I'm confident that the failed test is unrelate

[jira] [Commented] (HDFS-5064) Standby checkpoints should not block concurrent readers

2014-02-25 Thread Hadoop QA (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-5064?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13911452#comment-13911452 ] Hadoop QA commented on HDFS-5064: - {color:red}-1 overall{color}. Here are the results of t

[jira] [Commented] (HDFS-5064) Standby checkpoints should not block concurrent readers

2014-02-20 Thread Andrew Wang (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-5064?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13907920#comment-13907920 ] Andrew Wang commented on HDFS-5064: --- Hi ATM, I looked at this patch. It needs a small reb

[jira] [Commented] (HDFS-5064) Standby checkpoints should not block concurrent readers

2013-11-11 Thread Hadoop QA (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-5064?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13819752#comment-13819752 ] Hadoop QA commented on HDFS-5064: - {color:green}+1 overall{color}. Here are the results of

[jira] [Commented] (HDFS-5064) Standby checkpoints should not block concurrent readers

2013-08-07 Thread Aaron T. Myers (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-5064?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13732990#comment-13732990 ] Aaron T. Myers commented on HDFS-5064: -- bq. I think most of writers on SBN are datanod

[jira] [Commented] (HDFS-5064) Standby checkpoints should not block concurrent readers

2013-08-05 Thread Kihwal Lee (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-5064?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13729534#comment-13729534 ] Kihwal Lee commented on HDFS-5064: -- A long read lock against FSNamesystem should be avoide