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Posted to hdfs-dev@hadoop.apache.org by "Tsz Wo Nicholas Sze (JIRA)" <ji...@apache.org> on 2014/07/12 00:23:05 UTC

[jira] [Created] (HDFS-6670) Archival Storage: Add block storage policy

Tsz Wo Nicholas Sze created HDFS-6670:
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             Summary: Archival Storage: Add block storage policy
                 Key: HDFS-6670
                 URL: https://issues.apache.org/jira/browse/HDFS-6670
             Project: Hadoop HDFS
          Issue Type: Sub-task
          Components: namenode
            Reporter: Tsz Wo Nicholas Sze
            Assignee: Tsz Wo Nicholas Sze


Support block storage policy such as the table below.
||Policy Name || File creation || Fallback storage for creation || Fallback storage for replication ||
| Hot | All DISK | <none> | ARCHIVE |
| Warm | 1 DISK, 2 ARCHIVE | ARCHIVE, DISK | ARCHIVE, DISK |
| Cold | All ARCHIVE | <none> | <none> |



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