[jira] [Commented] (HDFS-11394) Add method for getting erasure coding policy through WebHDFS

2018-03-08 Thread genericqa (JIRA)

[ 
https://issues.apache.org/jira/browse/HDFS-11394?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16392380#comment-16392380
 ] 

genericqa commented on HDFS-11394:
--

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| Docker | Client=17.05.0-ce Server=17.05.0-ce Image:yetus/hadoop:d4cc50f |
| JIRA Issue | HDFS-11394 |
| JIRA Patch URL | 
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| modules | C: hadoop-hdfs-project/hadoop-hdfs U: 
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> Add method for getting erasure coding policy through WebHDFS 
> -
>
> Key: HDFS-11394
>

[jira] [Commented] (HDFS-11394) Add method for getting erasure coding policy through WebHDFS

2018-03-08 Thread Hanisha Koneru (JIRA)

[ 
https://issues.apache.org/jira/browse/HDFS-11394?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16392240#comment-16392240
 ] 

Hanisha Koneru commented on HDFS-11394:
---

Thanks for the review, [~arpitagarwal].

Addressed javadoc and checkstyle issues in patch v06.

> Add method for getting erasure coding policy through WebHDFS 
> -
>
> Key: HDFS-11394
> URL: https://issues.apache.org/jira/browse/HDFS-11394
> Project: Hadoop HDFS
>  Issue Type: Improvement
>  Components: erasure-coding, namenode
>Reporter: Kai Sasaki
>Assignee: Kai Sasaki
>Priority: Major
>  Labels: hdfs-ec-3.0-nice-to-have
> Attachments: HDFS-11394.005.patch, HDFS-11394.006.patch, 
> HDFS-11394.01.patch, HDFS-11394.02.patch, HDFS-11394.03.patch, 
> HDFS-11394.04.patch
>
>
> We can expose erasure coding policy by erasure coded directory through 
> WebHDFS method as well as storage policy. This information can be used by 
> NameNode Web UI and show the detail of erasure coded directories.
> see: HDFS-8196



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[jira] [Commented] (HDFS-11394) Add method for getting erasure coding policy through WebHDFS

2018-03-08 Thread Arpit Agarwal (JIRA)

[ 
https://issues.apache.org/jira/browse/HDFS-11394?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16392122#comment-16392122
 ] 

Arpit Agarwal commented on HDFS-11394:
--

The patch looks good. 

+1 with the javac warnings addressed. They can be fixed by adding 
{{StandardCharsets.UTF_8}} as the second parameter to {{IOUtils#toString}}. 

> Add method for getting erasure coding policy through WebHDFS 
> -
>
> Key: HDFS-11394
> URL: https://issues.apache.org/jira/browse/HDFS-11394
> Project: Hadoop HDFS
>  Issue Type: Improvement
>  Components: erasure-coding, namenode
>Reporter: Kai Sasaki
>Assignee: Kai Sasaki
>Priority: Major
>  Labels: hdfs-ec-3.0-nice-to-have
> Attachments: HDFS-11394.005.patch, HDFS-11394.01.patch, 
> HDFS-11394.02.patch, HDFS-11394.03.patch, HDFS-11394.04.patch
>
>
> We can expose erasure coding policy by erasure coded directory through 
> WebHDFS method as well as storage policy. This information can be used by 
> NameNode Web UI and show the detail of erasure coded directories.
> see: HDFS-8196



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[jira] [Commented] (HDFS-11394) Add method for getting erasure coding policy through WebHDFS

2018-03-07 Thread genericqa (JIRA)

[ 
https://issues.apache.org/jira/browse/HDFS-11394?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16390395#comment-16390395
 ] 

genericqa commented on HDFS-11394:
--

| (x) *{color:red}-1 overall{color}* |
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\\
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|| Subsystem || Report/Notes ||
| Docker | Client=17.05.0-ce Server=17.05.0-ce Image:yetus/hadoop:d4cc50f |
| JIRA Issue | HDFS-11394 |
| JIRA Patch URL | 
https://issues.apache.org/jira/secure/attachment/12913431/HDFS-11394.005.patch |
| Optional Tests |  asflicense  compile  javac  javadoc  mvninstall  mvnsite  
unit  shadedclient  findbugs  checkstyle  |
| uname | Linux 86f20afc075f 3.13.0-139-generic #188-Ubuntu SMP Tue Jan 9 
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 |
|  Test Results | 
https://builds.apache.org/job/PreCommit-HDFS-Build/23336/testReport/ |
| Max. process+thread count | 4274 (vs. ulimit of 1) |
| modules | C: 

[jira] [Commented] (HDFS-11394) Add method for getting erasure coding policy through WebHDFS

2018-03-07 Thread Hanisha Koneru (JIRA)

[ 
https://issues.apache.org/jira/browse/HDFS-11394?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16390128#comment-16390128
 ] 

Hanisha Koneru commented on HDFS-11394:
---

I have posted patch v05 to move this forward.

I am adding the ecPolicy name to the FileStatus Json when ecBit is true.

> Add method for getting erasure coding policy through WebHDFS 
> -
>
> Key: HDFS-11394
> URL: https://issues.apache.org/jira/browse/HDFS-11394
> Project: Hadoop HDFS
>  Issue Type: Improvement
>  Components: erasure-coding, namenode
>Reporter: Kai Sasaki
>Assignee: Kai Sasaki
>Priority: Major
>  Labels: hdfs-ec-3.0-nice-to-have
> Attachments: HDFS-11394.005.patch, HDFS-11394.01.patch, 
> HDFS-11394.02.patch, HDFS-11394.03.patch, HDFS-11394.04.patch
>
>
> We can expose erasure coding policy by erasure coded directory through 
> WebHDFS method as well as storage policy. This information can be used by 
> NameNode Web UI and show the detail of erasure coded directories.
> see: HDFS-8196



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[jira] [Commented] (HDFS-11394) Add method for getting erasure coding policy through WebHDFS

2018-03-01 Thread Hanisha Koneru (JIRA)

[ 
https://issues.apache.org/jira/browse/HDFS-11394?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16382905#comment-16382905
 ] 

Hanisha Koneru commented on HDFS-11394:
---

Hi [~lewuathe], are you planning to continue working on this Jira? If not, I 
would like to take it up. Please let me know.

> Add method for getting erasure coding policy through WebHDFS 
> -
>
> Key: HDFS-11394
> URL: https://issues.apache.org/jira/browse/HDFS-11394
> Project: Hadoop HDFS
>  Issue Type: Improvement
>  Components: erasure-coding, namenode
>Reporter: Kai Sasaki
>Assignee: Kai Sasaki
>Priority: Major
>  Labels: hdfs-ec-3.0-nice-to-have
> Attachments: HDFS-11394.01.patch, HDFS-11394.02.patch, 
> HDFS-11394.03.patch, HDFS-11394.04.patch
>
>
> We can expose erasure coding policy by erasure coded directory through 
> WebHDFS method as well as storage policy. This information can be used by 
> NameNode Web UI and show the detail of erasure coded directories.
> see: HDFS-8196



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[jira] [Commented] (HDFS-11394) Add method for getting erasure coding policy through WebHDFS

2018-02-22 Thread genericqa (JIRA)

[ 
https://issues.apache.org/jira/browse/HDFS-11394?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16373655#comment-16373655
 ] 

genericqa commented on HDFS-11394:
--

| (x) *{color:red}-1 overall{color}* |
\\
\\
|| Vote || Subsystem || Runtime || Comment ||
| {color:blue}0{color} | {color:blue} reexec {color} | {color:blue}  0m  
0s{color} | {color:blue} Docker mode activated. {color} |
| {color:red}-1{color} | {color:red} patch {color} | {color:red}  0m  6s{color} 
| {color:red} HDFS-11394 does not apply to trunk. Rebase required? Wrong 
Branch? See https://wiki.apache.org/hadoop/HowToContribute for help. {color} |
\\
\\
|| Subsystem || Report/Notes ||
| JIRA Issue | HDFS-11394 |
| JIRA Patch URL | 
https://issues.apache.org/jira/secure/attachment/12868318/HDFS-11394.04.patch |
| Console output | 
https://builds.apache.org/job/PreCommit-HDFS-Build/23158/console |
| Powered by | Apache Yetus 0.8.0-SNAPSHOT   http://yetus.apache.org |


This message was automatically generated.



> Add method for getting erasure coding policy through WebHDFS 
> -
>
> Key: HDFS-11394
> URL: https://issues.apache.org/jira/browse/HDFS-11394
> Project: Hadoop HDFS
>  Issue Type: Improvement
>  Components: erasure-coding, namenode
>Reporter: Kai Sasaki
>Assignee: Kai Sasaki
>Priority: Major
>  Labels: hdfs-ec-3.0-nice-to-have
> Attachments: HDFS-11394.01.patch, HDFS-11394.02.patch, 
> HDFS-11394.03.patch, HDFS-11394.04.patch
>
>
> We can expose erasure coding policy by erasure coded directory through 
> WebHDFS method as well as storage policy. This information can be used by 
> NameNode Web UI and show the detail of erasure coded directories.
> see: HDFS-8196



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[jira] [Commented] (HDFS-11394) Add method for getting erasure coding policy through WebHDFS

2018-02-22 Thread Hanisha Koneru (JIRA)

[ 
https://issues.apache.org/jira/browse/HDFS-11394?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16373651#comment-16373651
 ] 

Hanisha Koneru commented on HDFS-11394:
---

Hi [~lewuathe], thanks for working on this. 

Can you please rebase the patch with current trunk. 

IMO, it would be sufficient to provide just the policy name in json (on the 
presumption that plugged in policies also have a logical name). I am ok with 
giving the full schema information too. But either way, I think, the structure 
of the json should be same - either only name or full schema.

Please do let me know if you do not plan to work on this Jira anymore. 

> Add method for getting erasure coding policy through WebHDFS 
> -
>
> Key: HDFS-11394
> URL: https://issues.apache.org/jira/browse/HDFS-11394
> Project: Hadoop HDFS
>  Issue Type: Improvement
>  Components: erasure-coding, namenode
>Reporter: Kai Sasaki
>Assignee: Kai Sasaki
>Priority: Major
>  Labels: hdfs-ec-3.0-nice-to-have
> Attachments: HDFS-11394.01.patch, HDFS-11394.02.patch, 
> HDFS-11394.03.patch, HDFS-11394.04.patch
>
>
> We can expose erasure coding policy by erasure coded directory through 
> WebHDFS method as well as storage policy. This information can be used by 
> NameNode Web UI and show the detail of erasure coded directories.
> see: HDFS-8196



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[jira] [Commented] (HDFS-11394) Add method for getting erasure coding policy through WebHDFS

2017-11-14 Thread Hadoop QA (JIRA)

[ 
https://issues.apache.org/jira/browse/HDFS-11394?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16252030#comment-16252030
 ] 

Hadoop QA commented on HDFS-11394:
--

| (x) *{color:red}-1 overall{color}* |
\\
\\
|| Vote || Subsystem || Runtime || Comment ||
| {color:blue}0{color} | {color:blue} reexec {color} | {color:blue}  0m  
0s{color} | {color:blue} Docker mode activated. {color} |
| {color:red}-1{color} | {color:red} patch {color} | {color:red}  0m  4s{color} 
| {color:red} HDFS-11394 does not apply to trunk. Rebase required? Wrong 
Branch? See https://wiki.apache.org/hadoop/HowToContribute for help. {color} |
\\
\\
|| Subsystem || Report/Notes ||
| JIRA Issue | HDFS-11394 |
| JIRA Patch URL | 
https://issues.apache.org/jira/secure/attachment/12868318/HDFS-11394.04.patch |
| Console output | 
https://builds.apache.org/job/PreCommit-HDFS-Build/22082/console |
| Powered by | Apache Yetus 0.7.0-SNAPSHOT   http://yetus.apache.org |


This message was automatically generated.



> Add method for getting erasure coding policy through WebHDFS 
> -
>
> Key: HDFS-11394
> URL: https://issues.apache.org/jira/browse/HDFS-11394
> Project: Hadoop HDFS
>  Issue Type: Improvement
>  Components: erasure-coding, namenode
>Reporter: Kai Sasaki
>Assignee: Kai Sasaki
>  Labels: hdfs-ec-3.0-nice-to-have
> Attachments: HDFS-11394.01.patch, HDFS-11394.02.patch, 
> HDFS-11394.03.patch, HDFS-11394.04.patch
>
>
> We can expose erasure coding policy by erasure coded directory through 
> WebHDFS method as well as storage policy. This information can be used by 
> NameNode Web UI and show the detail of erasure coded directories.
> see: HDFS-8196



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[jira] [Commented] (HDFS-11394) Add method for getting erasure coding policy through WebHDFS

2017-08-31 Thread Hadoop QA (JIRA)

[ 
https://issues.apache.org/jira/browse/HDFS-11394?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16149876#comment-16149876
 ] 

Hadoop QA commented on HDFS-11394:
--

| (x) *{color:red}-1 overall{color}* |
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|| Vote || Subsystem || Runtime || Comment ||
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| {color:red}-1{color} | {color:red} patch {color} | {color:red}  0m  6s{color} 
| {color:red} HDFS-11394 does not apply to trunk. Rebase required? Wrong 
Branch? See https://wiki.apache.org/hadoop/HowToContribute for help. {color} |
\\
\\
|| Subsystem || Report/Notes ||
| JIRA Issue | HDFS-11394 |
| JIRA Patch URL | 
https://issues.apache.org/jira/secure/attachment/12868318/HDFS-11394.04.patch |
| Console output | 
https://builds.apache.org/job/PreCommit-HDFS-Build/20956/console |
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This message was automatically generated.



> Add method for getting erasure coding policy through WebHDFS 
> -
>
> Key: HDFS-11394
> URL: https://issues.apache.org/jira/browse/HDFS-11394
> Project: Hadoop HDFS
>  Issue Type: Improvement
>  Components: erasure-coding, namenode
>Reporter: Kai Sasaki
>Assignee: Kai Sasaki
>  Labels: hdfs-ec-3.0-nice-to-have
> Attachments: HDFS-11394.01.patch, HDFS-11394.02.patch, 
> HDFS-11394.03.patch, HDFS-11394.04.patch
>
>
> We can expose erasure coding policy by erasure coded directory through 
> WebHDFS method as well as storage policy. This information can be used by 
> NameNode Web UI and show the detail of erasure coded directories.
> see: HDFS-8196



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[jira] [Commented] (HDFS-11394) Add method for getting erasure coding policy through WebHDFS

2017-05-16 Thread Hadoop QA (JIRA)

[ 
https://issues.apache.org/jira/browse/HDFS-11394?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16012514#comment-16012514
 ] 

Hadoop QA commented on HDFS-11394:
--

| (x) *{color:red}-1 overall{color}* |
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|| Vote || Subsystem || Runtime || Comment ||
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15s{color} | {color:blue} Docker mode activated. {color} |
| {color:green}+1{color} | {color:green} @author {color} | {color:green}  0m  
0s{color} | {color:green} The patch does not contain any @author tags. {color} |
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 0s{color} | {color:green} The patch appears to include 1 new or modified test 
files. {color} |
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27s{color} | {color:green} trunk passed {color} |
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48s{color} | {color:green} trunk passed {color} |
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55s{color} | {color:green} trunk passed {color} |
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53s{color} | {color:green} the patch passed {color} |
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34s{color} | {color:green} the patch passed {color} |
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55s{color} | {color:green} the patch passed {color} |
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41s{color} | {color:green} the patch passed {color} |
| {color:red}-1{color} | {color:red} unit {color} | {color:red} 69m 51s{color} 
| {color:red} hadoop-hdfs in the patch failed. {color} |
| {color:green}+1{color} | {color:green} asflicense {color} | {color:green}  0m 
22s{color} | {color:green} The patch does not generate ASF License warnings. 
{color} |
| {color:black}{color} | {color:black} {color} | {color:black} 96m 22s{color} | 
{color:black} {color} |
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|| Reason || Tests ||
| Failed junit tests | hadoop.hdfs.server.namenode.ha.TestDFSUpgradeWithHA |
|   | hadoop.hdfs.TestDFSStripedOutputStreamWithFailure010 |
|   | hadoop.hdfs.TestDFSRSDefault10x4StripedOutputStreamWithFailure |
|   | hadoop.hdfs.server.datanode.TestDataNodeVolumeFailureReporting |
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|| Subsystem || Report/Notes ||
| Docker |  Image:yetus/hadoop:14b5c93 |
| JIRA Issue | HDFS-11394 |
| JIRA Patch URL | 
https://issues.apache.org/jira/secure/attachment/12868318/HDFS-11394.04.patch |
| Optional Tests |  asflicense  compile  javac  javadoc  mvninstall  mvnsite  
unit  findbugs  checkstyle  |
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|
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https://builds.apache.org/job/PreCommit-HDFS-Build/19450/artifact/patchprocess/patch-unit-hadoop-hdfs-project_hadoop-hdfs.txt
 |
|  Test Results | 
https://builds.apache.org/job/PreCommit-HDFS-Build/19450/testReport/ |
| modules | C: hadoop-hdfs-project/hadoop-hdfs U: 
hadoop-hdfs-project/hadoop-hdfs |
| Console output | 
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[jira] [Commented] (HDFS-11394) Add method for getting erasure coding policy through WebHDFS

2017-05-13 Thread Hadoop QA (JIRA)

[ 
https://issues.apache.org/jira/browse/HDFS-11394?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16009216#comment-16009216
 ] 

Hadoop QA commented on HDFS-11394:
--

| (x) *{color:red}-1 overall{color}* |
\\
\\
|| Vote || Subsystem || Runtime || Comment ||
| {color:blue}0{color} | {color:blue} reexec {color} | {color:blue}  0m 
22s{color} | {color:blue} Docker mode activated. {color} |
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| {color:green}+1{color} | {color:green} test4tests {color} | {color:green}  0m 
 0s{color} | {color:green} The patch appears to include 1 new or modified test 
files. {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 13m 
34s{color} | {color:green} trunk passed {color} |
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36s{color} | {color:green} trunk passed {color} |
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56s{color} | {color:green} trunk passed {color} |
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14s{color} | {color:green} trunk passed {color} |
| {color:red}-1{color} | {color:red} findbugs {color} | {color:red}  1m 
44s{color} | {color:red} hadoop-hdfs-project/hadoop-hdfs in trunk has 10 extant 
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46s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green}  0m 
46s{color} | {color:green} the patch passed {color} |
| {color:orange}-0{color} | {color:orange} checkstyle {color} | {color:orange}  
0m 33s{color} | {color:orange} hadoop-hdfs-project/hadoop-hdfs: The patch 
generated 2 new + 58 unchanged - 0 fixed = 60 total (was 58) {color} |
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| {color:red}-1{color} | {color:red} asflicense {color} | {color:red}  0m 
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| {color:black}{color} | {color:black} {color} | {color:black}122m 31s{color} | 
{color:black} {color} |
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|| Reason || Tests ||
| Failed junit tests | hadoop.hdfs.server.balancer.TestBalancer |
|   | hadoop.hdfs.server.namenode.TestDecommissioningStatus |
| Timed out junit tests | 
org.apache.hadoop.hdfs.server.blockmanagement.TestBlockStatsMXBean |
\\
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|| Subsystem || Report/Notes ||
| Docker |  Image:yetus/hadoop:14b5c93 |
| JIRA Issue | HDFS-11394 |
| JIRA Patch URL | 
https://issues.apache.org/jira/secure/attachment/12867930/HDFS-11394.03.patch |
| Optional Tests |  asflicense  compile  javac  javadoc  mvninstall  mvnsite  
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| Build tool | maven |
| Personality | /testptch/hadoop/patchprocess/precommit/personality/provided.sh 
|
| git revision | trunk / 6600abb |
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| unit | 
https://builds.apache.org/job/PreCommit-HDFS-Build/19423/artifact/patchprocess/patch-unit-hadoop-hdfs-project_hadoop-hdfs.txt
 |
|  Test Results | 
https://builds.apache.org/job/PreCommit-HDFS-Build/19423/testReport/ |
| asflicense | 

[jira] [Commented] (HDFS-11394) Add method for getting erasure coding policy through WebHDFS

2017-05-07 Thread Andrew Wang (JIRA)

[ 
https://issues.apache.org/jira/browse/HDFS-11394?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=1666#comment-1666
 ] 

Andrew Wang commented on HDFS-11394:


For built-in policies, the EC policy name fully specifies the EC policy 
parameters, e.g. "RS-6-3-64k". So, the name is sufficient for built-in policies.

We also should still support parsing a fully-specified EC policy too, to 
support pluggable policies. This relates to pluggable EC policies. Hoping we 
can still unit test this specifically for WebHDFS.

> Add method for getting erasure coding policy through WebHDFS 
> -
>
> Key: HDFS-11394
> URL: https://issues.apache.org/jira/browse/HDFS-11394
> Project: Hadoop HDFS
>  Issue Type: Sub-task
>  Components: erasure-coding, namenode
>Reporter: Kai Sasaki
>Assignee: Kai Sasaki
>  Labels: hdfs-ec-3.0-nice-to-have
> Attachments: HDFS-11394.01.patch, HDFS-11394.02.patch
>
>
> We can expose erasure coding policy by erasure coded directory through 
> WebHDFS method as well as storage policy. This information can be used by 
> NameNode Web UI and show the detail of erasure coded directories.
> see: HDFS-8196



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[jira] [Commented] (HDFS-11394) Add method for getting erasure coding policy through WebHDFS

2017-05-06 Thread Kai Sasaki (JIRA)

[ 
https://issues.apache.org/jira/browse/HDFS-11394?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15999333#comment-15999333
 ] 

Kai Sasaki commented on HDFS-11394:
---

Thanks for checking [~andrew.wang] .
It sounds good to me. Do you assume it is sufficient to include only codec name 
in compact identifier right?

If so I'll update accordingly. Thanks.

> Add method for getting erasure coding policy through WebHDFS 
> -
>
> Key: HDFS-11394
> URL: https://issues.apache.org/jira/browse/HDFS-11394
> Project: Hadoop HDFS
>  Issue Type: Sub-task
>  Components: erasure-coding, namenode
>Reporter: Kai Sasaki
>Assignee: Kai Sasaki
>  Labels: hdfs-ec-3.0-nice-to-have
> Attachments: HDFS-11394.01.patch, HDFS-11394.02.patch
>
>
> We can expose erasure coding policy by erasure coded directory through 
> WebHDFS method as well as storage policy. This information can be used by 
> NameNode Web UI and show the detail of erasure coded directories.
> see: HDFS-8196



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[jira] [Commented] (HDFS-11394) Add method for getting erasure coding policy through WebHDFS

2017-05-05 Thread Andrew Wang (JIRA)

[ 
https://issues.apache.org/jira/browse/HDFS-11394?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15997823#comment-15997823
 ] 

Andrew Wang commented on HDFS-11394:


Thanks for working on this [~lewuathe]! With this change, there's an additional 
~100B per FileStatus, and most of the time it'll be the same EC policy on each 
status. For reference, a non-EC filestatus is about 300B, so this is a big 
increase.

In HDFS-11565 we used a compact identifier for built-in EC policies. Do you 
think we should do something similar to dedupe here, maybe the EC policy name?

> Add method for getting erasure coding policy through WebHDFS 
> -
>
> Key: HDFS-11394
> URL: https://issues.apache.org/jira/browse/HDFS-11394
> Project: Hadoop HDFS
>  Issue Type: Sub-task
>  Components: erasure-coding, namenode
>Reporter: Kai Sasaki
>Assignee: Kai Sasaki
>  Labels: hdfs-ec-3.0-nice-to-have
> Attachments: HDFS-11394.01.patch, HDFS-11394.02.patch
>
>
> We can expose erasure coding policy by erasure coded directory through 
> WebHDFS method as well as storage policy. This information can be used by 
> NameNode Web UI and show the detail of erasure coded directories.
> see: HDFS-8196



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[jira] [Commented] (HDFS-11394) Add method for getting erasure coding policy through WebHDFS

2017-04-22 Thread Hadoop QA (JIRA)

[ 
https://issues.apache.org/jira/browse/HDFS-11394?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15979895#comment-15979895
 ] 

Hadoop QA commented on HDFS-11394:
--

| (x) *{color:red}-1 overall{color}* |
\\
\\
|| Vote || Subsystem || Runtime || Comment ||
| {color:blue}0{color} | {color:blue} reexec {color} | {color:blue}  0m 
14s{color} | {color:blue} Docker mode activated. {color} |
| {color:green}+1{color} | {color:green} @author {color} | {color:green}  0m  
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{color:black} {color} |
\\
\\
|| Subsystem || Report/Notes ||
| Docker |  Image:yetus/hadoop:0ac17dc |
| JIRA Issue | HDFS-11394 |
| JIRA Patch URL | 
https://issues.apache.org/jira/secure/attachment/12864627/HDFS-11394.01.patch |
| Optional Tests |  asflicense  compile  javac  javadoc  mvninstall  mvnsite  
unit  findbugs  checkstyle  |
| uname | Linux 88a9725e01c9 3.13.0-107-generic #154-Ubuntu SMP Tue Dec 20 
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| Build tool | maven |
| Personality | /testptch/hadoop/patchprocess/precommit/personality/provided.sh 
|
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| findbugs | v3.1.0-RC1 |
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 |
| checkstyle | 
https://builds.apache.org/job/PreCommit-HDFS-Build/19179/artifact/patchprocess/diff-checkstyle-hadoop-hdfs-project_hadoop-hdfs.txt
 |
|  Test Results | 
https://builds.apache.org/job/PreCommit-HDFS-Build/19179/testReport/ |
| modules | C: hadoop-hdfs-project/hadoop-hdfs U: 
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> Add method for getting erasure coding policy through WebHDFS 
> -
>
> Key: HDFS-11394
> URL: 

[jira] [Commented] (HDFS-11394) Add method for getting erasure coding policy through WebHDFS

2017-04-22 Thread Kai Sasaki (JIRA)

[ 
https://issues.apache.org/jira/browse/HDFS-11394?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15979845#comment-15979845
 ] 

Kai Sasaki commented on HDFS-11394:
---

The patch aims to include erasure coding policy in the response JSON when it 
WebHDFS receives {{LISTSTATUS}} and {{GET_FILESTATUS}} op.

{code}
$ curl http://localhost:9870/webhdfs/v1/ec\?op\=GETFILESTATUS | jq
  % Total% Received % Xferd  Average Speed   TimeTime Time  Current
 Dload  Upload   Total   SpentLeft  Speed
100   3510   3510 0  27629  0 --:--:-- --:--:-- --:--:-- 27000
{
  "FileStatus": {
"accessTime": 0,
"blockSize": 0,
"childrenNum": 1,
"ecBit": true,
"erasureCodingPolicy": {
  "codecName": "rs",
  "cellSize": 65536,
  "numDataUnits": 3,
  "numParityUnits": 2
},
"fileId": 16392,
"group": "supergroup",
"length": 0,
"modificationTime": 1492855409458,
"owner": "root",
"pathSuffix": "",
"permission": "755",
"replication": 0,
"storagePolicy": 0,
"type": "DIRECTORY"
  }
}
{code}

> Add method for getting erasure coding policy through WebHDFS 
> -
>
> Key: HDFS-11394
> URL: https://issues.apache.org/jira/browse/HDFS-11394
> Project: Hadoop HDFS
>  Issue Type: Sub-task
>  Components: erasure-coding, namenode
>Reporter: Kai Sasaki
>Assignee: Kai Sasaki
>  Labels: hdfs-ec-3.0-nice-to-have
> Attachments: HDFS-11394.01.patch
>
>
> We can expose erasure coding policy by erasure coded directory through 
> WebHDFS method as well as storage policy. This information can be used by 
> NameNode Web UI and show the detail of erasure coded directories.
> see: HDFS-8196



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