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From stack <st...@duboce.net>
Subject Re: interesting informal test results
Date Sun, 28 Jun 2009 00:22:50 GMT
Thats good news Andrew (Thats a great test too -- heavy upload with
concurrent read/writes to same table with blocks being moved around
underneath it all).
St.Ack

On Sat, Jun 27, 2009 at 4:02 PM, Andrew Purtell <apurtell@apache.org> wrote:

> Test:
>
> - Latest trunk.
>
> - Config modified only with a store file split threshold of 1GB
>
> - 4 node testbed:
>    1) namenode, datanode, hmaster, heritrix, jobtracker
>    2) datanode, regionserver, heritrix, tasktracker, mapper (2)
>    3) datanode, regionserver, heritrix, tasktracker, mapper (2)
>    4) datanode, regionserver, heritrix, tasktracker, mapper (2)
>
> - 100 heritrix threads - 4 hosts, 25 threads each - feeding in ~5MB/sec
> average new edits
>
> - 2 mappers x 3 hosts processing new edits and writing back
> serialized/compressed Documents
>
> - 3K average transactions/sec reported by master
>
> - 'hadoop balancer -threshold 0.1'
>
> - 1 hour test run
>
> Result:
>
> Passed with no incidents!
>
>   - Andy
>
>
>

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