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Posted to common-issues@hadoop.apache.org by "Steve Loughran (JIRA)" <ji...@apache.org> on 2017/08/14 10:49:00 UTC

[jira] [Updated] (HADOOP-14770) S3A http connection in s3a driver not reuse in Spark application

     [ https://issues.apache.org/jira/browse/HADOOP-14770?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Steve Loughran updated HADOOP-14770:
------------------------------------
    Description: 
I print out connection stats every 2 s when running Spark application against s3-compatible storage:
{code}
ESTAB      0      0         ::ffff:10.0.2.36:44446                ::ffff:10.0.2.254:80                 
ESTAB      0      0         ::ffff:10.0.2.36:44454                ::ffff:10.0.2.254:80                 
ESTAB      0      0         ::ffff:10.0.2.36:44374                ::ffff:10.0.2.254:80                 
ESTAB      159724 0         ::ffff:10.0.2.36:44436                ::ffff:10.0.2.254:80                 
ESTAB      0      0         ::ffff:10.0.2.36:44448                ::ffff:10.0.2.254:80                 
ESTAB      0      0         ::ffff:10.0.2.36:44338                ::ffff:10.0.2.254:80                 
ESTAB      0      0         ::ffff:10.0.2.36:44438                ::ffff:10.0.2.254:80                 
ESTAB      0      0         ::ffff:10.0.2.36:44414                ::ffff:10.0.2.254:80                 
ESTAB      0      480       ::ffff:10.0.2.36:44450                ::ffff:10.0.2.254:80                  timer:(on,170ms,0)
ESTAB      0      0         ::ffff:10.0.2.36:44442                ::ffff:10.0.2.254:80                 
ESTAB      0      0         ::ffff:10.0.2.36:44390                ::ffff:10.0.2.254:80                 
ESTAB      0      0         ::ffff:10.0.2.36:44326                ::ffff:10.0.2.254:80                 
ESTAB      0      0         ::ffff:10.0.2.36:44452                ::ffff:10.0.2.254:80                 
ESTAB      0      0         ::ffff:10.0.2.36:44394                ::ffff:10.0.2.254:80                 
ESTAB      0      0         ::ffff:10.0.2.36:44444                ::ffff:10.0.2.254:80                 
ESTAB      0      0         ::ffff:10.0.2.36:44456                ::ffff:10.0.2.254:80                 
======================
ESTAB      0      0         ::ffff:10.0.2.36:44508                ::ffff:10.0.2.254:80                 
ESTAB      0      0         ::ffff:10.0.2.36:44476                ::ffff:10.0.2.254:80                 
ESTAB      0      0         ::ffff:10.0.2.36:44524                ::ffff:10.0.2.254:80                 
ESTAB      0      0         ::ffff:10.0.2.36:44374                ::ffff:10.0.2.254:80                 
ESTAB      0      0         ::ffff:10.0.2.36:44500                ::ffff:10.0.2.254:80                 
ESTAB      0      0         ::ffff:10.0.2.36:44504                ::ffff:10.0.2.254:80                 
ESTAB      0      0         ::ffff:10.0.2.36:44512                ::ffff:10.0.2.254:80                 
ESTAB      0      0         ::ffff:10.0.2.36:44506                ::ffff:10.0.2.254:80                 
ESTAB      0      0         ::ffff:10.0.2.36:44464                ::ffff:10.0.2.254:80                 
ESTAB      0      0         ::ffff:10.0.2.36:44518                ::ffff:10.0.2.254:80                 
ESTAB      0      0         ::ffff:10.0.2.36:44510                ::ffff:10.0.2.254:80                 
ESTAB      0      0         ::ffff:10.0.2.36:44442                ::ffff:10.0.2.254:80                 
ESTAB      0      0         ::ffff:10.0.2.36:44526                ::ffff:10.0.2.254:80                 
ESTAB      0      0         ::ffff:10.0.2.36:44472                ::ffff:10.0.2.254:80                 
ESTAB      0      0         ::ffff:10.0.2.36:44466                ::ffff:10.0.2.254:80 
{code}
the connection in the above of "=" and below were changed all the time. But this haven't seen in MR application. 

  was:
I print out connection stats every 2 s when running Spark application against s3-compatible storage:

ESTAB      0      0         ::ffff:10.0.2.36:44446                ::ffff:10.0.2.254:80                 
ESTAB      0      0         ::ffff:10.0.2.36:44454                ::ffff:10.0.2.254:80                 
ESTAB      0      0         ::ffff:10.0.2.36:44374                ::ffff:10.0.2.254:80                 
ESTAB      159724 0         ::ffff:10.0.2.36:44436                ::ffff:10.0.2.254:80                 
ESTAB      0      0         ::ffff:10.0.2.36:44448                ::ffff:10.0.2.254:80                 
ESTAB      0      0         ::ffff:10.0.2.36:44338                ::ffff:10.0.2.254:80                 
ESTAB      0      0         ::ffff:10.0.2.36:44438                ::ffff:10.0.2.254:80                 
ESTAB      0      0         ::ffff:10.0.2.36:44414                ::ffff:10.0.2.254:80                 
ESTAB      0      480       ::ffff:10.0.2.36:44450                ::ffff:10.0.2.254:80                  timer:(on,170ms,0)
ESTAB      0      0         ::ffff:10.0.2.36:44442                ::ffff:10.0.2.254:80                 
ESTAB      0      0         ::ffff:10.0.2.36:44390                ::ffff:10.0.2.254:80                 
ESTAB      0      0         ::ffff:10.0.2.36:44326                ::ffff:10.0.2.254:80                 
ESTAB      0      0         ::ffff:10.0.2.36:44452                ::ffff:10.0.2.254:80                 
ESTAB      0      0         ::ffff:10.0.2.36:44394                ::ffff:10.0.2.254:80                 
ESTAB      0      0         ::ffff:10.0.2.36:44444                ::ffff:10.0.2.254:80                 
ESTAB      0      0         ::ffff:10.0.2.36:44456                ::ffff:10.0.2.254:80                 
======================
ESTAB      0      0         ::ffff:10.0.2.36:44508                ::ffff:10.0.2.254:80                 
ESTAB      0      0         ::ffff:10.0.2.36:44476                ::ffff:10.0.2.254:80                 
ESTAB      0      0         ::ffff:10.0.2.36:44524                ::ffff:10.0.2.254:80                 
ESTAB      0      0         ::ffff:10.0.2.36:44374                ::ffff:10.0.2.254:80                 
ESTAB      0      0         ::ffff:10.0.2.36:44500                ::ffff:10.0.2.254:80                 
ESTAB      0      0         ::ffff:10.0.2.36:44504                ::ffff:10.0.2.254:80                 
ESTAB      0      0         ::ffff:10.0.2.36:44512                ::ffff:10.0.2.254:80                 
ESTAB      0      0         ::ffff:10.0.2.36:44506                ::ffff:10.0.2.254:80                 
ESTAB      0      0         ::ffff:10.0.2.36:44464                ::ffff:10.0.2.254:80                 
ESTAB      0      0         ::ffff:10.0.2.36:44518                ::ffff:10.0.2.254:80                 
ESTAB      0      0         ::ffff:10.0.2.36:44510                ::ffff:10.0.2.254:80                 
ESTAB      0      0         ::ffff:10.0.2.36:44442                ::ffff:10.0.2.254:80                 
ESTAB      0      0         ::ffff:10.0.2.36:44526                ::ffff:10.0.2.254:80                 
ESTAB      0      0         ::ffff:10.0.2.36:44472                ::ffff:10.0.2.254:80                 
ESTAB      0      0         ::ffff:10.0.2.36:44466                ::ffff:10.0.2.254:80 

the connection in the above of "=" and below were changed all the time. But this haven't seen in MR application. 


> S3A http connection in s3a driver not reuse in Spark application
> ----------------------------------------------------------------
>
>                 Key: HADOOP-14770
>                 URL: https://issues.apache.org/jira/browse/HADOOP-14770
>             Project: Hadoop Common
>          Issue Type: Bug
>            Reporter: Yonger
>            Assignee: Yonger
>
> I print out connection stats every 2 s when running Spark application against s3-compatible storage:
> {code}
> ESTAB      0      0         ::ffff:10.0.2.36:44446                ::ffff:10.0.2.254:80                 
> ESTAB      0      0         ::ffff:10.0.2.36:44454                ::ffff:10.0.2.254:80                 
> ESTAB      0      0         ::ffff:10.0.2.36:44374                ::ffff:10.0.2.254:80                 
> ESTAB      159724 0         ::ffff:10.0.2.36:44436                ::ffff:10.0.2.254:80                 
> ESTAB      0      0         ::ffff:10.0.2.36:44448                ::ffff:10.0.2.254:80                 
> ESTAB      0      0         ::ffff:10.0.2.36:44338                ::ffff:10.0.2.254:80                 
> ESTAB      0      0         ::ffff:10.0.2.36:44438                ::ffff:10.0.2.254:80                 
> ESTAB      0      0         ::ffff:10.0.2.36:44414                ::ffff:10.0.2.254:80                 
> ESTAB      0      480       ::ffff:10.0.2.36:44450                ::ffff:10.0.2.254:80                  timer:(on,170ms,0)
> ESTAB      0      0         ::ffff:10.0.2.36:44442                ::ffff:10.0.2.254:80                 
> ESTAB      0      0         ::ffff:10.0.2.36:44390                ::ffff:10.0.2.254:80                 
> ESTAB      0      0         ::ffff:10.0.2.36:44326                ::ffff:10.0.2.254:80                 
> ESTAB      0      0         ::ffff:10.0.2.36:44452                ::ffff:10.0.2.254:80                 
> ESTAB      0      0         ::ffff:10.0.2.36:44394                ::ffff:10.0.2.254:80                 
> ESTAB      0      0         ::ffff:10.0.2.36:44444                ::ffff:10.0.2.254:80                 
> ESTAB      0      0         ::ffff:10.0.2.36:44456                ::ffff:10.0.2.254:80                 
> ======================
> ESTAB      0      0         ::ffff:10.0.2.36:44508                ::ffff:10.0.2.254:80                 
> ESTAB      0      0         ::ffff:10.0.2.36:44476                ::ffff:10.0.2.254:80                 
> ESTAB      0      0         ::ffff:10.0.2.36:44524                ::ffff:10.0.2.254:80                 
> ESTAB      0      0         ::ffff:10.0.2.36:44374                ::ffff:10.0.2.254:80                 
> ESTAB      0      0         ::ffff:10.0.2.36:44500                ::ffff:10.0.2.254:80                 
> ESTAB      0      0         ::ffff:10.0.2.36:44504                ::ffff:10.0.2.254:80                 
> ESTAB      0      0         ::ffff:10.0.2.36:44512                ::ffff:10.0.2.254:80                 
> ESTAB      0      0         ::ffff:10.0.2.36:44506                ::ffff:10.0.2.254:80                 
> ESTAB      0      0         ::ffff:10.0.2.36:44464                ::ffff:10.0.2.254:80                 
> ESTAB      0      0         ::ffff:10.0.2.36:44518                ::ffff:10.0.2.254:80                 
> ESTAB      0      0         ::ffff:10.0.2.36:44510                ::ffff:10.0.2.254:80                 
> ESTAB      0      0         ::ffff:10.0.2.36:44442                ::ffff:10.0.2.254:80                 
> ESTAB      0      0         ::ffff:10.0.2.36:44526                ::ffff:10.0.2.254:80                 
> ESTAB      0      0         ::ffff:10.0.2.36:44472                ::ffff:10.0.2.254:80                 
> ESTAB      0      0         ::ffff:10.0.2.36:44466                ::ffff:10.0.2.254:80 
> {code}
> the connection in the above of "=" and below were changed all the time. But this haven't seen in MR application. 



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