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From "mingleizhang (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (FLINK-3387) Replace all ByteArrayOutputStream and DataOutputStream use in State Backends by DataOutputSerializer
Date Thu, 15 Jun 2017 06:46:00 GMT

    [ https://issues.apache.org/jira/browse/FLINK-3387?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16050068#comment-16050068
] 

mingleizhang commented on FLINK-3387:
-------------------------------------

Hey, [~sbcd90] Are you still working on this yet ?

> Replace all ByteArrayOutputStream and DataOutputStream use in State Backends by DataOutputSerializer
> ----------------------------------------------------------------------------------------------------
>
>                 Key: FLINK-3387
>                 URL: https://issues.apache.org/jira/browse/FLINK-3387
>             Project: Flink
>          Issue Type: Improvement
>          Components: State Backends, Checkpointing
>    Affects Versions: 1.0.0
>            Reporter: Stephan Ewen
>            Assignee: Subhobrata Dey
>
> Currently, the {{byte[]}} to object conversion and vice versa is always done by creating
new byte array streams and Data Input/Output streams. That is pretty wasteful, we can optimize
this with Flink's own classes:
>   - {{DataInputDeserializer}}
>   - {{DataOutputSerializer}}



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