[jira] [Commented] (HDFS-14211) [Consistent Observer Reads] Allow for configurable "always msync" mode

2019-03-19 Thread Hudson (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-14211?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16796190#comment-16796190 ] Hudson commented on HDFS-14211: --- FAILURE: Integrated in Jenkins build Hadoop-trunk-Commit #16244 (See

[jira] [Commented] (HDFS-14211) [Consistent Observer Reads] Allow for configurable "always msync" mode

2019-03-18 Thread Konstantin Shvachko (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-14211?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16795704#comment-16795704 ] Konstantin Shvachko commented on HDFS-14211: Good documentation. +1 on the latest patch

[jira] [Commented] (HDFS-14211) [Consistent Observer Reads] Allow for configurable "always msync" mode

2019-03-18 Thread Hadoop QA (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-14211?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16795651#comment-16795651 ] Hadoop QA commented on HDFS-14211: -- | (x) *{color:red}-1 overall{color}* | \\ \\ || Vote || Subsystem ||

[jira] [Commented] (HDFS-14211) [Consistent Observer Reads] Allow for configurable "always msync" mode

2019-03-18 Thread Ayush Saxena (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-14211?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16795542#comment-16795542 ] Ayush Saxena commented on HDFS-14211: - Thanx [~xkrogen] for updating Got confused with the javadoc

[jira] [Commented] (HDFS-14211) [Consistent Observer Reads] Allow for configurable "always msync" mode

2019-03-18 Thread Hadoop QA (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-14211?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16795352#comment-16795352 ] Hadoop QA commented on HDFS-14211: -- | (x) *{color:red}-1 overall{color}* | \\ \\ || Vote || Subsystem ||

[jira] [Commented] (HDFS-14211) [Consistent Observer Reads] Allow for configurable "always msync" mode

2019-03-18 Thread Erik Krogen (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-14211?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16795221#comment-16795221 ] Erik Krogen commented on HDFS-14211: Hey [~ayushtkn], thanks for your concerns, they are very valid.

[jira] [Commented] (HDFS-14211) [Consistent Observer Reads] Allow for configurable "always msync" mode

2019-03-17 Thread Ayush Saxena (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-14211?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16794545#comment-16794545 ] Ayush Saxena commented on HDFS-14211: - Hi [~xkrogen] Had a doubt regarding this. if you could help

[jira] [Commented] (HDFS-14211) [Consistent Observer Reads] Allow for configurable "always msync" mode

2019-03-16 Thread Konstantin Shvachko (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-14211?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16794334#comment-16794334 ] Konstantin Shvachko commented on HDFS-14211: +1. All tests pass with HADOOP-16192 >

[jira] [Commented] (HDFS-14211) [Consistent Observer Reads] Allow for configurable "always msync" mode

2019-03-14 Thread Erik Krogen (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-14211?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16792903#comment-16792903 ] Erik Krogen commented on HDFS-14211: The {{TestConsistentReadsObserver}} failure is interesting. In

[jira] [Commented] (HDFS-14211) [Consistent Observer Reads] Allow for configurable "always msync" mode

2019-03-13 Thread Hadoop QA (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-14211?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16792041#comment-16792041 ] Hadoop QA commented on HDFS-14211: -- | (x) *{color:red}-1 overall{color}* | \\ \\ || Vote || Subsystem ||

[jira] [Commented] (HDFS-14211) [Consistent Observer Reads] Allow for configurable "always msync" mode

2019-03-13 Thread Erik Krogen (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-14211?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16791865#comment-16791865 ] Erik Krogen commented on HDFS-14211: I agree that there is potential issue with that [~csun], but I

[jira] [Commented] (HDFS-14211) [Consistent Observer Reads] Allow for configurable "always msync" mode

2019-03-11 Thread Konstantin Shvachko (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-14211?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16789973#comment-16789973 ] Konstantin Shvachko commented on HDFS-14211: [~xkrogen] good patch. I remember we discussed

[jira] [Commented] (HDFS-14211) [Consistent Observer Reads] Allow for configurable "always msync" mode

2019-03-11 Thread Chao Sun (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-14211?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16789811#comment-16789811 ] Chao Sun commented on HDFS-14211: - One potential downside with this approach, IMO, is that {{msync}}

[jira] [Commented] (HDFS-14211) [Consistent Observer Reads] Allow for configurable "always msync" mode

2019-03-08 Thread Hadoop QA (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-14211?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16788333#comment-16788333 ] Hadoop QA commented on HDFS-14211: -- | (x) *{color:red}-1 overall{color}* | \\ \\ || Vote || Subsystem ||

[jira] [Commented] (HDFS-14211) [Consistent Observer Reads] Allow for configurable "always msync" mode

2019-01-18 Thread Erik Krogen (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-14211?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16746509#comment-16746509 ] Erik Krogen commented on HDFS-14211: {quote} Does that mean every read operation will be lead to

[jira] [Commented] (HDFS-14211) [Consistent Observer Reads] Allow for configurable "always msync" mode

2019-01-17 Thread He Xiaoqiao (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-14211?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16745811#comment-16745811 ] He Xiaoqiao commented on HDFS-14211: [~xkrogen] Thanks for pushing this important phase forward. As

[jira] [Commented] (HDFS-14211) [Consistent Observer Reads] Allow for configurable "always msync" mode

2019-01-16 Thread Erik Krogen (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-14211?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16744383#comment-16744383 ] Erik Krogen commented on HDFS-14211: Thanks for looking [~csun]! {quote}Currently the msync doesn't

[jira] [Commented] (HDFS-14211) [Consistent Observer Reads] Allow for configurable "always msync" mode

2019-01-16 Thread Chao Sun (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-14211?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16744336#comment-16744336 ] Chao Sun commented on HDFS-14211: - Thanks for filing this [~xkrogen]! I think this will be a very useful