You are viewing a plain text version of this content. The canonical link for it is here.

Posted to common-issues@hadoop.apache.org by "Arun Suresh (JIRA)" <ji...@apache.org> on 2017/09/29 20:51:12 UTC

[jira] [Updated] (HADOOP-14612) Reduce memory copy in BlobOutputStreamInternal::dispatchWrite

     [ https://issues.apache.org/jira/browse/HADOOP-14612?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Arun Suresh updated HADOOP-14612:
---------------------------------
    Target Version/s: 3.1.0  (was: 2.9.0, 3.0.0)

> Reduce memory copy in BlobOutputStreamInternal::dispatchWrite
> -------------------------------------------------------------
>
>                 Key: HADOOP-14612
>                 URL: https://issues.apache.org/jira/browse/HADOOP-14612
>             Project: Hadoop Common
>          Issue Type: Sub-task
>          Components: fs/azure
>            Reporter: Rajesh Balamohan
>            Priority: Minor
>
> Currently in {{BlobOutputStreamInternal::dispatchWrite}}, buffer is copied internally for every write. During large uploads this can be around 4 MB. This can be avoided if there is internal class which extends ByteArrayOutputStream with additional method "ByteArrayInputStream getInputStream()".



--
This message was sent by Atlassian JIRA
(v6.4.14#64029)

---------------------------------------------------------------------
To unsubscribe, e-mail: common-issues-unsubscribe@hadoop.apache.org
For additional commands, e-mail: common-issues-help@hadoop.apache.org