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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (AVRO-2050) Clear Array To Allow GC
Date Tue, 18 Jul 2017 20:26:00 GMT

    [ https://issues.apache.org/jira/browse/AVRO-2050?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16092131#comment-16092131
] 

Hadoop QA commented on AVRO-2050:
---------------------------------

| (/) *{color:green}+1 overall{color}* |
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|| 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  0s{color} |
{color:green} The patch does not contain any @author tags. {color} |
| {color:green}+1{color} | {color:green} buildtest {color} | {color:green}  0m  0s{color}
| {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} whitespace {color} | {color:green}  0m  0s{color}
| {color:green} The patch has no whitespace issues. {color} |
| {color:green}+1{color} | {color:green} buildtest {color} | {color:green}  6m 52s{color}
| {color:green} the patch passed {color} |
| {color:black}{color} | {color:black} {color} | {color:black}  7m  8s{color} | {color:black}
{color} |
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|| Subsystem || Report/Notes ||
| Docker | Client=1.13.1 Server=1.13.1 Image:yetus/avro:793178a |
| JIRA Issue | AVRO-2050 |
| JIRA Patch URL | https://issues.apache.org/jira/secure/attachment/12877874/AVRO-2050.3.patch
|
| Optional Tests |  buildtest  javac  |
| uname | Linux ec17bb8bd028 3.13.0-117-generic #164-Ubuntu SMP Fri Apr 7 11:05:26 UTC 2017
x86_64 GNU/Linux |
| Build tool | build |
| git revision | master / 793178a |
| Default Java | 1.7.0_111 |
| modules | C: lang/java U: lang/java |
| Console output | https://builds.apache.org/job/PreCommit-AVRO-Build-TEST/27/console |
| Powered by | Apache Yetus 0.4.0   http://yetus.apache.org |


This message was automatically generated.



> Clear Array To Allow GC
> -----------------------
>
>                 Key: AVRO-2050
>                 URL: https://issues.apache.org/jira/browse/AVRO-2050
>             Project: Avro
>          Issue Type: Improvement
>          Components: java
>    Affects Versions: 1.7.7, 1.8.2
>            Reporter: BELUGA BEHR
>            Assignee: BELUGA BEHR
>            Priority: Minor
>         Attachments: AVRO-2050.1.patch, AVRO-2050.2.patch, AVRO-2050.3.patch
>
>
> Java's {{ArrayList}} implementation clears all Objects from the internal buffer when
the {{clear()}} method is called.  This allows the Objects to be free for GC.  We should do
the same in Avro {{org.apache.avro.generic.GenericData}} 
> [ArrayList Source|http://grepcode.com/file/repository.grepcode.com/java/root/jdk/openjdk/8u40-b25/java/util/ArrayList.java#ArrayList.clear%28%29]



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