[jira] [Commented] (HDFS-10477) Stop decommission a rack of DataNodes caused NameNode fail over to standby

[ https://issues.apache.org/jira/browse/HDFS-10477?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16819361#comment-16819361 ] Wei-Chiu Chuang commented on HDFS-10477: Failures doesn't reproduce for me. Will commit now. >

[jira] [Commented] (HDFS-10477) Stop decommission a rack of DataNodes caused NameNode fail over to standby

[ https://issues.apache.org/jira/browse/HDFS-10477?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16819240#comment-16819240 ] Hadoop QA commented on HDFS-10477: -- | (x) *{color:red}-1 overall{color}* | \\ \\ || Vote || Subsystem ||

[jira] [Commented] (HDFS-10477) Stop decommission a rack of DataNodes caused NameNode fail over to standby

[ https://issues.apache.org/jira/browse/HDFS-10477?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16818962#comment-16818962 ] Wei-Chiu Chuang commented on HDFS-10477: Set Jira state to patch available to kick off precommit.

[jira] [Commented] (HDFS-10477) Stop decommission a rack of DataNodes caused NameNode fail over to standby

[ https://issues.apache.org/jira/browse/HDFS-10477?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16817908#comment-16817908 ] star commented on HDFS-10477: - [~jojochuang], [^HDFS-10477.branch-2.8.patch] is for branch 2.8. Anything

[jira] [Commented] (HDFS-10477) Stop decommission a rack of DataNodes caused NameNode fail over to standby

[ https://issues.apache.org/jira/browse/HDFS-10477?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16815013#comment-16815013 ] star commented on HDFS-10477: - [~jojochuang], uploaded patch for branch-2.8.  > Stop decommission a rack of

[jira] [Commented] (HDFS-10477) Stop decommission a rack of DataNodes caused NameNode fail over to standby

[ https://issues.apache.org/jira/browse/HDFS-10477?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16814887#comment-16814887 ] Wei-Chiu Chuang commented on HDFS-10477: Pushed up to branch-2 and branch-2.9.  > Stop

[jira] [Commented] (HDFS-10477) Stop decommission a rack of DataNodes caused NameNode fail over to standby

[ https://issues.apache.org/jira/browse/HDFS-10477?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16814669#comment-16814669 ] Wei-Chiu Chuang commented on HDFS-10477: Failed tests not reproducible. I will commit the

[jira] [Commented] (HDFS-10477) Stop decommission a rack of DataNodes caused NameNode fail over to standby

[ https://issues.apache.org/jira/browse/HDFS-10477?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16809801#comment-16809801 ] Wei-Chiu Chuang commented on HDFS-10477: Findbugs warning unrelated, caused by a previous commit.

[jira] [Commented] (HDFS-10477) Stop decommission a rack of DataNodes caused NameNode fail over to standby

[ https://issues.apache.org/jira/browse/HDFS-10477?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16809343#comment-16809343 ] Hadoop QA commented on HDFS-10477: -- | (x) *{color:red}-1 overall{color}* | \\ \\ || Vote || Subsystem ||

[jira] [Commented] (HDFS-10477) Stop decommission a rack of DataNodes caused NameNode fail over to standby

[ https://issues.apache.org/jira/browse/HDFS-10477?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16809235#comment-16809235 ] Wei-Chiu Chuang commented on HDFS-10477: Here's the branch-2 patch. It partially includes

[jira] [Commented] (HDFS-10477) Stop decommission a rack of DataNodes caused NameNode fail over to standby

[ https://issues.apache.org/jira/browse/HDFS-10477?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16809153#comment-16809153 ] Wei-Chiu Chuang commented on HDFS-10477: Pushed to trunk, branch-3.2, branch-3.1 and branch-3.0.

[jira] [Commented] (HDFS-10477) Stop decommission a rack of DataNodes caused NameNode fail over to standby

[ https://issues.apache.org/jira/browse/HDFS-10477?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16808982#comment-16808982 ] Wei-Chiu Chuang commented on HDFS-10477: Committing 007 soon. [~arpitagarwal] I think that

[jira] [Commented] (HDFS-10477) Stop decommission a rack of DataNodes caused NameNode fail over to standby

[ https://issues.apache.org/jira/browse/HDFS-10477?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16807311#comment-16807311 ] Konstantin Shvachko commented on HDFS-10477: Let's target this for 2.10 at the minimum. >

[jira] [Commented] (HDFS-10477) Stop decommission a rack of DataNodes caused NameNode fail over to standby

[ https://issues.apache.org/jira/browse/HDFS-10477?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16807289#comment-16807289 ] Arpit Agarwal commented on HDFS-10477: -- Just a thought - it may be okay to skip this function

[jira] [Commented] (HDFS-10477) Stop decommission a rack of DataNodes caused NameNode fail over to standby

[ https://issues.apache.org/jira/browse/HDFS-10477?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16807280#comment-16807280 ] Arpit Agarwal commented on HDFS-10477: -- +1 the patch lgtm. Thanks for fixing this [~jojochuang]. >

[jira] [Commented] (HDFS-10477) Stop decommission a rack of DataNodes caused NameNode fail over to standby

[ https://issues.apache.org/jira/browse/HDFS-10477?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16807219#comment-16807219 ] Wei-Chiu Chuang commented on HDFS-10477: Test failures do not reproduce locally. > Stop

[jira] [Commented] (HDFS-10477) Stop decommission a rack of DataNodes caused NameNode fail over to standby

[ https://issues.apache.org/jira/browse/HDFS-10477?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16807109#comment-16807109 ] Hadoop QA commented on HDFS-10477: -- | (x) *{color:red}-1 overall{color}* | \\ \\ || Vote || Subsystem ||

[jira] [Commented] (HDFS-10477) Stop decommission a rack of DataNodes caused NameNode fail over to standby

[ https://issues.apache.org/jira/browse/HDFS-10477?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16803998#comment-16803998 ] Hadoop QA commented on HDFS-10477: -- | (x) *{color:red}-1 overall{color}* | \\ \\ || Vote || Subsystem ||

[jira] [Commented] (HDFS-10477) Stop decommission a rack of DataNodes caused NameNode fail over to standby

[ https://issues.apache.org/jira/browse/HDFS-10477?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16803914#comment-16803914 ] Wei-Chiu Chuang commented on HDFS-10477: The conflicts come from HDFS-13027 and HDFS-9390, but

[jira] [Commented] (HDFS-10477) Stop decommission a rack of DataNodes caused NameNode fail over to standby

[ https://issues.apache.org/jira/browse/HDFS-10477?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16803199#comment-16803199 ] yunjiong zhao commented on HDFS-10477: -- [~jojochuang], I don't mind, please go ahead. Thank you. >

[jira] [Commented] (HDFS-10477) Stop decommission a rack of DataNodes caused NameNode fail over to standby

[ https://issues.apache.org/jira/browse/HDFS-10477?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16803169#comment-16803169 ] Wei-Chiu Chuang commented on HDFS-10477: I took some time to review the patch. bq. I don't recall

[jira] [Commented] (HDFS-10477) Stop decommission a rack of DataNodes caused NameNode fail over to standby

[ https://issues.apache.org/jira/browse/HDFS-10477?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16293196#comment-16293196 ] genericqa commented on HDFS-10477: -- | (x) *{color:red}-1 overall{color}* | \\ \\ || Vote || Subsystem ||

[jira] [Commented] (HDFS-10477) Stop decommission a rack of DataNodes caused NameNode fail over to standby

[ https://issues.apache.org/jira/browse/HDFS-10477?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16104213#comment-16104213 ] Hadoop QA commented on HDFS-10477: -- | (x) *{color:red}-1 overall{color}* | \\ \\ || Vote || Subsystem ||

[jira] [Commented] (HDFS-10477) Stop decommission a rack of DataNodes caused NameNode fail over to standby

[ https://issues.apache.org/jira/browse/HDFS-10477?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15423486#comment-15423486 ] Arpit Agarwal commented on HDFS-10477: -- Hi [~zhaoyunjiong], [~benoyantony], I've been thinking

[jira] [Commented] (HDFS-10477) Stop decommission a rack of DataNodes caused NameNode fail over to standby

[ https://issues.apache.org/jira/browse/HDFS-10477?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15404918#comment-15404918 ] Benoy Antony commented on HDFS-10477: - Didn't see Arpit's previous comments. If the recommended

[jira] [Commented] (HDFS-10477) Stop decommission a rack of DataNodes caused NameNode fail over to standby

[ https://issues.apache.org/jira/browse/HDFS-10477?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15404912#comment-15404912 ] Benoy Antony commented on HDFS-10477: - The patch looks good. There is no need to sleep as the admin

[jira] [Commented] (HDFS-10477) Stop decommission a rack of DataNodes caused NameNode fail over to standby

[ https://issues.apache.org/jira/browse/HDFS-10477?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15378343#comment-15378343 ] Hadoop QA commented on HDFS-10477: -- | (x) *{color:red}-1 overall{color}* | \\ \\ || Vote || Subsystem ||

[jira] [Commented] (HDFS-10477) Stop decommission a rack of DataNodes caused NameNode fail over to standby

[ https://issues.apache.org/jira/browse/HDFS-10477?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15376238#comment-15376238 ] Rakesh R commented on HDFS-10477: - It looks like test case is failing due to lock release, please check.

[jira] [Commented] (HDFS-10477) Stop decommission a rack of DataNodes caused NameNode fail over to standby

[ https://issues.apache.org/jira/browse/HDFS-10477?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15376069#comment-15376069 ] Hadoop QA commented on HDFS-10477: -- | (x) *{color:red}-1 overall{color}* | \\ \\ || Vote || Subsystem ||

[jira] [Commented] (HDFS-10477) Stop decommission a rack of DataNodes caused NameNode fail over to standby

[ https://issues.apache.org/jira/browse/HDFS-10477?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15373817#comment-15373817 ] Arpit Agarwal commented on HDFS-10477: -- I second [~kihwal]'s concern about releasing and reacquiring.

[jira] [Commented] (HDFS-10477) Stop decommission a rack of DataNodes caused NameNode fail over to standby

[ https://issues.apache.org/jira/browse/HDFS-10477?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15366966#comment-15366966 ] yunjiong zhao commented on HDFS-10477: -- Those failed unit test is not related to this patch. And

[jira] [Commented] (HDFS-10477) Stop decommission a rack of DataNodes caused NameNode fail over to standby

[ https://issues.apache.org/jira/browse/HDFS-10477?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15365103#comment-15365103 ] Hadoop QA commented on HDFS-10477: -- | (x) *{color:red}-1 overall{color}* | \\ \\ || Vote || Subsystem ||

[jira] [Commented] (HDFS-10477) Stop decommission a rack of DataNodes caused NameNode fail over to standby

[ https://issues.apache.org/jira/browse/HDFS-10477?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15364983#comment-15364983 ] Hadoop QA commented on HDFS-10477: -- | (x) *{color:red}-1 overall{color}* | \\ \\ || Vote || Subsystem ||

[jira] [Commented] (HDFS-10477) Stop decommission a rack of DataNodes caused NameNode fail over to standby

[ https://issues.apache.org/jira/browse/HDFS-10477?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15364955#comment-15364955 ] Brahma Reddy Battula commented on HDFS-10477: - FYI..I

[jira] [Commented] (HDFS-10477) Stop decommission a rack of DataNodes caused NameNode fail over to standby

[ https://issues.apache.org/jira/browse/HDFS-10477?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15364835#comment-15364835 ] Benoy Antony commented on HDFS-10477: - Thanks for the info, Akira. > Stop decommission a rack of

[jira] [Commented] (HDFS-10477) Stop decommission a rack of DataNodes caused NameNode fail over to standby

[ https://issues.apache.org/jira/browse/HDFS-10477?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15364831#comment-15364831 ] Akira Ajisaka commented on HDFS-10477: -- Hi [~benoyantony], everyone who has apache id can manually

[jira] [Commented] (HDFS-10477) Stop decommission a rack of DataNodes caused NameNode fail over to standby

[ https://issues.apache.org/jira/browse/HDFS-10477?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15364813#comment-15364813 ] Akira Ajisaka commented on HDFS-10477: -- Triggered

[jira] [Commented] (HDFS-10477) Stop decommission a rack of DataNodes caused NameNode fail over to standby

[ https://issues.apache.org/jira/browse/HDFS-10477?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15364805#comment-15364805 ] Benoy Antony commented on HDFS-10477: - Looks good. Could you please re-trigger the build to make sure

[jira] [Commented] (HDFS-10477) Stop decommission a rack of DataNodes caused NameNode fail over to standby

[ https://issues.apache.org/jira/browse/HDFS-10477?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15325330#comment-15325330 ] Hadoop QA commented on HDFS-10477: -- | (x) *{color:red}-1 overall{color}* | \\ \\ || Vote || Subsystem ||

[jira] [Commented] (HDFS-10477) Stop decommission a rack of DataNodes caused NameNode fail over to standby

[ https://issues.apache.org/jira/browse/HDFS-10477?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15325033#comment-15325033 ] Benoy Antony commented on HDFS-10477: - [~kihwal], Your comments regarding starvation makes sense.

[jira] [Commented] (HDFS-10477) Stop decommission a rack of DataNodes caused NameNode fail over to standby

[ https://issues.apache.org/jira/browse/HDFS-10477?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15314451#comment-15314451 ] yunjiong zhao commented on HDFS-10477: -- [~kihwal], What's your opinion on the second patch? Any

[jira] [Commented] (HDFS-10477) Stop decommission a rack of DataNodes caused NameNode fail over to standby

[ https://issues.apache.org/jira/browse/HDFS-10477?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15314253#comment-15314253 ] Kihwal Lee commented on HDFS-10477: --- If the lock is simply released and re-acquired right away per

[jira] [Commented] (HDFS-10477) Stop decommission a rack of DataNodes caused NameNode fail over to standby

[ https://issues.apache.org/jira/browse/HDFS-10477?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15313282#comment-15313282 ] Benoy Antony commented on HDFS-10477: - If its possible to release lock per storage, then that's

[jira] [Commented] (HDFS-10477) Stop decommission a rack of DataNodes caused NameNode fail over to standby

[ https://issues.apache.org/jira/browse/HDFS-10477?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15312946#comment-15312946 ] Hadoop QA commented on HDFS-10477: -- | (x) *{color:red}-1 overall{color}* | \\ \\ || Vote || Subsystem ||

[jira] [Commented] (HDFS-10477) Stop decommission a rack of DataNodes caused NameNode fail over to standby

[ https://issues.apache.org/jira/browse/HDFS-10477?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15312438#comment-15312438 ] Kihwal Lee commented on HDFS-10477: --- It will be better if the locking is done per storage instead of per

[jira] [Commented] (HDFS-10477) Stop decommission a rack of DataNodes caused NameNode fail over to standby

[ https://issues.apache.org/jira/browse/HDFS-10477?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15311545#comment-15311545 ] Hadoop QA commented on HDFS-10477: -- | (x) *{color:red}-1 overall{color}* | \\ \\ || Vote || Subsystem ||