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Xiaobing Zhou updated HDFS-8696:
Attachment: HDFS-8696.2.patch
patch V2. boss threads setting is unnecessary. Just use default value
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Xiaobing Zhou updated HDFS-8696:
Attachment: HDFS-8696.3.patch
Patch V3, removed dfs.webhdfs.server.worker.threads, keep to use
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Xiaobing Zhou commented on HDFS-8696:
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[~bobhansen] hadoop.http.max.threads only
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Xiaobing Zhou updated HDFS-8696:
Status: Patch Available (was: Open)
Reduce the variances of latency of WebHDFS
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Xiaobing Zhou updated HDFS-8696:
Attachment: HDFS-8696.1.patch
Made a patch. Reduced the latency to sub second in my test evn. Can
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Xiaobing Zhou updated HDFS-8861:
Description: The log in FSNamesystem.getCorruptFiles will print out whole
stack trace, which makes
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Xiaobing Zhou commented on HDFS-8855:
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[~bobhansen]
I was using the sequential work
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Xiaobing Zhou commented on HDFS-8861:
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Removed inaccurate description.
Remove
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Xiaobing Zhou commented on HDFS-8861:
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No, HDFS-8522 didn't handle getCorruptFiles.
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Xiaobing Zhou updated HDFS-8861:
Description: The log in FSNamesystem.getCorruptFiles will print out too
many messages mixed with
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Xiaobing Zhou updated HDFS-8855:
Status: Patch Available (was: Open)
Webhdfs client leaks active NameNode connections
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Xiaobing Zhou updated HDFS-8855:
Attachment: HDFS-8855.1.patch
Made a patch for review. Idea's been to avoid creating brand new
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Xiaobing Zhou commented on HDFS-8855:
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Thanks [~wheat9] and [~bobhansen] for review.
Xiaobing Zhou created HDFS-8910:
---
Summary: Downgrade log Operation category READ is not supported
in state... to DEBUG level.
Key: HDFS-8910
URL: https://issues.apache.org/jira/browse/HDFS-8910
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Xiaobing Zhou updated HDFS-8910:
Attachment: HDFS-8910.1.patch
Made a tentative patch for review.
Downgrade log Operation category
Xiaobing Zhou created HDFS-8696:
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Summary: Small reads are blocked by large long running reads
Key: HDFS-8696
URL: https://issues.apache.org/jira/browse/HDFS-8696
Project: Hadoop HDFS
Issue
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Xiaobing Zhou commented on HDFS-8696:
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I investigated many aspects of issue, including
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Xiaobing Zhou reassigned HDFS-8855:
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Assignee: Xiaobing Zhou
Webhdfs client leaks active NameNode connections
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Xiaobing Zhou updated HDFS-8861:
Resolution: Won't Fix
Status: Resolved (was: Patch Available)
Close it and leave
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Xiaobing Zhou commented on HDFS-8855:
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[~bobhansen] This looks good to me. Let's work
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Xiaobing Zhou commented on HDFS-8855:
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Tested HDFS-7597 patch, it’s working well for
Xiaobing Zhou created HDFS-8861:
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Summary: Remove unnecessary log from method
FSNamesystem.getCorruptFiles
Key: HDFS-8861
URL: https://issues.apache.org/jira/browse/HDFS-8861
Project: Hadoop HDFS
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Xiaobing Zhou updated HDFS-8861:
Attachment: HDFS-8861.1.patch
Made a patch V1, simply removing the log print.
Remove unnecessary
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Xiaobing Zhou updated HDFS-8861:
Status: Patch Available (was: Open)
Remove unnecessary log from method
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Xiaobing Zhou updated HDFS-9330:
Attachment: HDFS-9330.001.patch
Posted patch 001.
> Reconfigure deleting duplicate replica on the
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Xiaobing Zhou updated HDFS-9330:
Status: Patch Available (was: Open)
> Reconfigure deleting duplicate replica on the fly
>
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Xiaobing Zhou updated HDFS-9262:
Attachment: HDFS-9262.001.patch
Posted patch 001.
> Reconfigure lazy writer interval on the fly
>
Xiaobing Zhou created HDFS-9330:
---
Summary: Reconfigure deleting duplicate replica on the fly
Key: HDFS-9330
URL: https://issues.apache.org/jira/browse/HDFS-9330
Project: Hadoop HDFS
Issue
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Xiaobing Zhou updated HDFS-9330:
Description:
This is to reconfigure
{code}
dfs.datanode.duplicate.replica.deletion
{code}
without
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Xiaobing Zhou updated HDFS-9262:
Status: Patch Available (was: Open)
> Reconfigure lazy writer interval on the fly
>
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Xiaobing Zhou commented on HDFS-9094:
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Thanks [~arpitagarwal] for review!
The high level change is to
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Xiaobing Zhou updated HDFS-9349:
Attachment: HDFS-9349.001.patch
Patch v001. Kindly review.
> Reconfigure NN protected directories
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Xiaobing Zhou updated HDFS-9349:
Status: Patch Available (was: Open)
> Reconfigure NN protected directories on the fly
>
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Xiaobing Zhou commented on HDFS-9094:
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Quite good comments, thanks [~arpitagarwal]. I was thinking of
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Xiaobing Zhou updated HDFS-9349:
Attachment: HDFS-9349.002.patch
Good comments, thanks [~liuml07] for review. Posted v002.
>
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Xiaobing Zhou updated HDFS-9349:
Status: Patch Available (was: In Progress)
> Reconfigure NN protected directories on the fly
>
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Xiaobing Zhou updated HDFS-8855:
Attachment: HDFS-8855.008.patch
Patch v008 to merge follow-up work, kindly review. Thanks.
>
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Xiaobing Zhou updated HDFS-9349:
Status: In Progress (was: Patch Available)
> Reconfigure NN protected directories on the fly
>
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Xiaobing Zhou reassigned HDFS-9427:
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Assignee: Xiaobing Zhou
> HDFS should not default to ephemeral ports
>
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Xiaobing Zhou reassigned HDFS-9432:
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Assignee: Xiaobing Zhou
> WebHDFS: Some GET operations are wrongly documented as PUT
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Xiaobing Zhou commented on HDFS-9432:
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I was thinking it still needs some fixes when I picked it up,
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Xiaobing Zhou updated HDFS-9414:
Attachment: HDFS-9414.001.patch
Posted patch v001, kindly review.
> Moving reconfiguration protocol
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Xiaobing Zhou updated HDFS-9414:
Status: Patch Available (was: Open)
> Moving reconfiguration protocol out of ClientDatanodeProtocol
Xiaobing Zhou created HDFS-9414:
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Summary: Moving reconfiguration protocol out of
ClientDatanodeProtocol for reusability
Key: HDFS-9414
URL: https://issues.apache.org/jira/browse/HDFS-9414
Project:
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Xiaobing Zhou commented on HDFS-9094:
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I created HDFS-9414 to do ReconfigurationProtocol so as to
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Xiaobing Zhou updated HDFS-8855:
Status: Patch Available (was: Reopened)
> Webhdfs client leaks active NameNode connections
>
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Xiaobing Zhou commented on HDFS-9242:
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Patch 003 LGTM. Thanks everyone to do this makeup fix for
Xiaobing Zhou created HDFS-9349:
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Summary: Reconfigure NN protected directories on the fly
Key: HDFS-9349
URL: https://issues.apache.org/jira/browse/HDFS-9349
Project: Hadoop HDFS
Issue Type:
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Xiaobing Zhou updated HDFS-9262:
Summary: Reconfigure DN lazy writer interval on the fly (was: Reconfigure
lazy writer interval on
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Xiaobing Zhou updated HDFS-9330:
Summary: Reconfigure DN deleting duplicate replica on the fly (was:
Reconfigure deleting duplicate
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Xiaobing Zhou reassigned HDFS-9349:
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Assignee: Xiaobing Zhou
> Reconfigure NN protected directories on the fly
>
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Xiaobing Zhou commented on HDFS-9370:
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+1.
Thanks [~cnauroth] for fix.
Could you put your comment with
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Xiaobing Zhou commented on HDFS-9370:
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+1 002
Thanks.
> TestDataNodeUGIProvider fails intermittently
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Xiaobing Zhou commented on HDFS-8855:
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Thanks [~wheat9]. Waiting for HDFS-9242 and HDFS-9370 to get
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Xiaobing Zhou commented on HDFS-9242:
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Is v003 good to go? I am going to consolidate it into
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Xiaobing Zhou commented on HDFS-9242:
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+1 v003, LGTM.
> Fix Findbugs warning from
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Xiaobing Zhou commented on HDFS-1477:
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Thanks [~arpitagarwal] for review! The next patch will address
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Work on HDFS-9140 started by Xiaobing Zhou.
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> Discover conf parameters that need no DataNode restart to make changes
>
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Xiaobing Zhou updated HDFS-9094:
Attachment: HDFS-9094.001.patch
Posted patch v001. Kindly review, thanks!
> Add command line option
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Xiaobing Zhou updated HDFS-9094:
Status: Patch Available (was: Open)
> Add command line option to ask NameNode reload configuration.
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Xiaobing Zhou updated HDFS-9349:
Description:
This is to reconfigure
{code}
fs.protected.directories
{code}
without restarting NN.
>
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Xiaobing Zhou updated HDFS-9349:
Component/s: namenode
> Reconfigure NN protected directories on the fly
>
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Xiaobing Zhou updated HDFS-1477:
Summary: Reconfigure NN heartbeat and recheck interval on the fly (was:
Make NameNode
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Xiaobing Zhou updated HDFS-9262:
Description:
This is to reconfigure
{code}
dfs.datanode.lazywriter.interval.sec
{code}
without
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Xiaobing Zhou updated HDFS-9262:
Description:
This is to reconfigure
dfs.datanode.lazywriter.interval.sec
without restarting DN.
>
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Xiaobing Zhou updated HDFS-9262:
Affects Version/s: 2.7.0
> Reconfigure lazy writer interval on the fly
>
Xiaobing Zhou created HDFS-9262:
---
Summary: Reconfigure lazy writer interval on the fly
Key: HDFS-9262
URL: https://issues.apache.org/jira/browse/HDFS-9262
Project: Hadoop HDFS
Issue Type:
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Xiaobing Zhou updated HDFS-9140:
Summary: Discover conf parameters that need no DataNode restart to make
changes effective (was:
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Xiaobing Zhou commented on HDFS-9140:
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By an evaluation, these DN parameters can be reconfigured on the
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Xiaobing Zhou updated HDFS-9214:
Attachment: HDFS-9214.002.patch
Patch 002 with more tests added.
> Reconfigure DN concurrent move
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Xiaobing Zhou updated HDFS-9214:
Affects Version/s: 2.7.0
> Reconfigure DN concurrent move on the fly
>
Xiaobing Zhou created HDFS-9214:
---
Summary: Reconfigure DN concurrent move on the fly
Key: HDFS-9214
URL: https://issues.apache.org/jira/browse/HDFS-9214
Project: Hadoop HDFS
Issue Type:
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Xiaobing Zhou updated HDFS-9214:
Component/s: datanode
> Reconfigure DN concurrent move on the fly
>
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Xiaobing Zhou updated HDFS-9094:
Component/s: namenode
> Add command line option to ask NameNode reload configuration.
>
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Xiaobing Zhou updated HDFS-1477:
Component/s: namenode
> Make NameNode Reconfigurable.
> -
>
>
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Xiaobing Zhou commented on HDFS-8855:
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This issue is from DataNodeUGIProvider#tokenUGI
{code}
Token
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Xiaobing Zhou updated HDFS-9140:
Summary: Discover conf parameters that need no NN/DN restart to make
changes effective (was:
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Xiaobing Zhou updated HDFS-9214:
Status: Patch Available (was: Open)
> Reconfigure DN concurrent move on the fly
>
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Xiaobing Zhou updated HDFS-9214:
Attachment: HDFS-9214.001.patch
I posted the 001 patch with a hope someone can review it. Thanks.
>
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Xiaobing Zhou commented on HDFS-8855:
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Benchmarked the two approaches based on real token at 1 million
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Xiaobing Zhou commented on HDFS-8855:
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There's patch 007 that uses UUID as cache key.
{code}
345
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Xiaobing Zhou commented on HDFS-8855:
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We need unique cache key to ensure semantics of one token
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Xiaobing Zhou updated HDFS-8855:
Attachment: HDFS-8855.2.patch
Made patch V2. The proposed fix is to cache UGI in webhdfs to avoid
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Xiaobing Zhou updated HDFS-9000:
Description: Many parameters can be re-configured without requiring a
restart.
> Allow
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Xiaobing Zhou updated HDFS-9000:
Affects Version/s: 2.7.0
> Allow reconfiguration without restart for parameters where applicable.
>
Xiaobing Zhou created HDFS-9000:
---
Summary: Allow reconfiguration without restart for parameters
where applicable.
Key: HDFS-9000
URL: https://issues.apache.org/jira/browse/HDFS-9000
Project: Hadoop
Xiaobing Zhou created HDFS-9094:
---
Summary: Add command line option to ask NameNode reload
configuration.
Key: HDFS-9094
URL: https://issues.apache.org/jira/browse/HDFS-9094
Project: Hadoop HDFS
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https://issues.apache.org/jira/browse/HDFS-1477?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Xiaobing Zhou updated HDFS-1477:
Issue Type: Sub-task (was: Improvement)
Parent: HDFS-9000
> Make NameNode Reconfigurable.
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https://issues.apache.org/jira/browse/HDFS-9000?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Xiaobing Zhou reopened HDFS-9000:
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Reopen it as umbrella. There are much work to do.
> Allow reconfiguration without restart for
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Xiaobing Zhou updated HDFS-1477:
Target Version/s: (was: )
Status: Patch Available (was: Open)
> Make NameNode
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https://issues.apache.org/jira/browse/HDFS-1477?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=14791336#comment-14791336
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Xiaobing Zhou commented on HDFS-1477:
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I took this over since there's no progress in last years.
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Xiaobing Zhou commented on HDFS-1477:
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Changed this as a sub task of HDFS-9000.
> Make NameNode
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Xiaobing Zhou updated HDFS-1477:
Assignee: Xiaobing Zhou (was: Patrick Kling)
> Make NameNode Reconfigurable.
>
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https://issues.apache.org/jira/browse/HDFS-1477?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Xiaobing Zhou updated HDFS-1477:
Attachment: HDFS-1477.4.patch
I made patch V4 with minor changes based on previous work. Could
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Xiaobing Zhou updated HDFS-1477:
Affects Version/s: (was: 0.23.0)
2.7.0
> Make NameNode Reconfigurable.
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https://issues.apache.org/jira/browse/HDFS-9094?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Xiaobing Zhou updated HDFS-9094:
Affects Version/s: 2.7.0
> Add command line option to ask NameNode reload configuration.
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https://issues.apache.org/jira/browse/HDFS-8855?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=14804721#comment-14804721
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Xiaobing Zhou commented on HDFS-8855:
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Thanks [~owen.omalley] for the review!
I made patch V5 to
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Xiaobing Zhou updated HDFS-8855:
Attachment: HDFS-8855.005.patch
> Webhdfs client leaks active NameNode connections
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https://issues.apache.org/jira/browse/HDFS-8696?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Xiaobing Zhou updated HDFS-8696:
Attachment: HDFS-8696.009.patch
> Reduce the variances of latency of WebHDFS
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https://issues.apache.org/jira/browse/HDFS-8696?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=14935932#comment-14935932
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Xiaobing Zhou commented on HDFS-8696:
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Checked the test failures are not related.
> Reduce the
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