[jira] [Commented] (HDDS-2274) Avoid buffer copying in Codec

2019-11-17 Thread Attila Doroszlai (Jira) 


[ 
https://issues.apache.org/jira/browse/HDDS-2274?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16975978#comment-16975978
 ] 

Attila Doroszlai commented on HDDS-2274:


Thanks [~szetszwo] for confirmation.  Let me reassign this back to you for 
planning.

> Avoid buffer copying in Codec
> -
>
> Key: HDDS-2274
> URL: https://issues.apache.org/jira/browse/HDDS-2274
> Project: Hadoop Distributed Data Store
>  Issue Type: Improvement
>Reporter: Tsz-wo Sze
>Assignee: Attila Doroszlai
>Priority: Major
>
> Codec declares byte[] as a parameter in fromPersistedFormat(..) and a return 
> type in toPersistedFormat(..).  It leads to buffer copying when using it with 
> ByteString.



--
This message was sent by Atlassian Jira
(v8.3.4#803005)

-
To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org
For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org

[jira] [Commented] (HDDS-2274) Avoid buffer copying in Codec

2019-11-08 Thread Tsz-wo Sze (Jira) 


[ 
https://issues.apache.org/jira/browse/HDDS-2274?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16970495#comment-16970495
 ] 

Tsz-wo Sze commented on HDDS-2274:
--

You are right.  The improvement may not be possible since RocksDB API requires 
byte[].  Let me think about it more.

> Avoid buffer copying in Codec
> -
>
> Key: HDDS-2274
> URL: https://issues.apache.org/jira/browse/HDDS-2274
> Project: Hadoop Distributed Data Store
>  Issue Type: Improvement
>Reporter: Tsz-wo Sze
>Assignee: Attila Doroszlai
>Priority: Major
>
> Codec declares byte[] as a parameter in fromPersistedFormat(..) and a return 
> type in toPersistedFormat(..).  It leads to buffer copying when using it with 
> ByteString.



--
This message was sent by Atlassian Jira
(v8.3.4#803005)

-
To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org
For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org

[jira] [Commented] (HDDS-2274) Avoid buffer copying in Codec

2019-11-07 Thread Attila Doroszlai (Jira) 


[ 
https://issues.apache.org/jira/browse/HDDS-2274?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16969345#comment-16969345
 ] 

Attila Doroszlai commented on HDDS-2274:


Hi [~szetszwo], can you please clarify the idea of how this could be improved?  
As far as I see, we need to convert to {{byte[]}} anyway, to store data in 
RocksDB.

> Avoid buffer copying in Codec
> -
>
> Key: HDDS-2274
> URL: https://issues.apache.org/jira/browse/HDDS-2274
> Project: Hadoop Distributed Data Store
>  Issue Type: Improvement
>Reporter: Tsz-wo Sze
>Assignee: Attila Doroszlai
>Priority: Major
>
> Codec declares byte[] as a parameter in fromPersistedFormat(..) and a return 
> type in toPersistedFormat(..).  It leads to buffer copying when using it with 
> ByteString.



--
This message was sent by Atlassian Jira
(v8.3.4#803005)

-
To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org
For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org