[jira] [Commented] (STORM-2204) Add caching to HBaseLookupBolt

["Jungtaek Lim (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/STORM-2204?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15672576#comment-15672576 ] 

Jungtaek Lim commented on STORM-2204:
-------------------------------------

Hi [~ashar103], thanks for contributing.
Btw, Storm project uses Github pull request to receive a patch. Please refer http://storm.apache.org/contribute/Contributing-to-Storm.html for more details.

Thanks!

> Add caching to HBaseLookupBolt
> ------------------------------
>
>                 Key: STORM-2204
>                 URL: https://issues.apache.org/jira/browse/STORM-2204
>             Project: Apache Storm
>          Issue Type: New Feature
>          Components: storm-hbase
>    Affects Versions: 0.10.0, 1.0.0, 2.0.0
>            Reporter: Ambud Sharma
>              Labels: patch
>         Attachments: storm-hbase-cache.patch
>
>   Original Estimate: 2h
>  Remaining Estimate: 2h
>
> Add capability to cache Results from HBase lookup in HBaseLookupBolt. 
> - Caching is disabled by default.
> - Enabled by configuration
>    hbase.cache.enable = true
>    hbase.cache.ttl.seconds = 300 
>    hbase.cache.size = 1000 
> Using Guava LoadingCache implementation to create an LRU cache.
> https://github.com/apache/storm/blob/cd5c9e8f904205a6ca6eee9222ca954ca8b37ec3/external/storm-hbase/src/main/java/org/apache/storm/hbase/bolt/HBaseLookupBolt.java



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