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Posted to issues@hbase.apache.org by "Duo Zhang (JIRA)" <ji...@apache.org> on 2016/10/23 07:45:58 UTC

[jira] [Assigned] (HBASE-15709) Handle large edits for asynchronous WAL

     [ https://issues.apache.org/jira/browse/HBASE-15709?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Duo Zhang reassigned HBASE-15709:
---------------------------------

    Assignee: Duo Zhang

> Handle large edits for asynchronous WAL
> ---------------------------------------
>
>                 Key: HBASE-15709
>                 URL: https://issues.apache.org/jira/browse/HBASE-15709
>             Project: HBase
>          Issue Type: Sub-task
>          Components: io, wal
>    Affects Versions: 2.0.0
>            Reporter: Duo Zhang
>            Assignee: Duo Zhang
>            Priority: Critical
>             Fix For: 2.0.0
>
>
> First, FanOutOneBlockAsyncDFSOutput can not work if the buffered data is larger than PacketReceiver.MAX_PACKET_SIZE(16MB).
> Second, since we only allow one block here, we need to make sure we do not exceed the block size after writing a large chunk of data.



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