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https://issues.apache.org/jira/browse/HBASE-9806?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13803024#comment-13803024
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Nick Dimiduk commented on HBASE-9806:
-------------------------------------

[~jmspaggi]

This test runs on a single host, not a cluster. I've been running it against 
local fs; it's only profiling the behavior of the BlockCache implementation, so 
nothing else is required.

I just got my 24GB machines back, so I'll start with one of those. If you'd 
like to create a frankenbox with 32GB and run some tests, that would be cool 
too. Since you have SSD, you could also profile the bucketcache, which would be 
cool. I can attach some reference configurations I've been playing with to get 
you started.

> Add PerfEval tool for BlockCache
> --------------------------------
>
>                 Key: HBASE-9806
>                 URL: https://issues.apache.org/jira/browse/HBASE-9806
>             Project: HBase
>          Issue Type: Test
>          Components: Performance, test
>            Reporter: Nick Dimiduk
>            Assignee: Nick Dimiduk
>         Attachments: HBASE-9806.00.patch, HBASE-9806.01.patch
>
>
> We have at least three different block caching layers with myriad 
> configuration settings. Let's add a tool for evaluating memory allocations 
> and configuration combinations with different access patterns.



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