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From "Jonathan Gray (JIRA)" <j...@apache.org>
Subject [jira] Updated: (HBASE-1192) LRU-style map for the block cache
Date Tue, 24 Feb 2009 23:26:01 GMT

     [ https://issues.apache.org/jira/browse/HBASE-1192?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Jonathan Gray updated HBASE-1192:
---------------------------------

    Attachment: hbase-1192-v3.patch

This patch moves LruBlockCache into .io.hfile package and it also now implements the BlockCache
interface

> LRU-style map for the block cache
> ---------------------------------
>
>                 Key: HBASE-1192
>                 URL: https://issues.apache.org/jira/browse/HBASE-1192
>             Project: Hadoop HBase
>          Issue Type: New Feature
>          Components: regionserver
>            Reporter: Jonathan Gray
>            Assignee: Jonathan Gray
>            Priority: Blocker
>             Fix For: 0.20.0
>
>         Attachments: hbase-1192-v1.patch, hbase-1192-v2.patch, hbase-1192-v3.patch
>
>
> We need to decide what structure to use to back the block cache.  The primary decision
is whether to continue using SoftReferences or to build our own structure.

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