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From Ted Yu <yuzhih...@gmail.com>
Subject Re: HBase checksum vs HDFS checksum
Date Thu, 24 Apr 2014 14:54:00 GMT
Please take a look at the following:

http://hbase.apache.org/book.html#perf.hdfs.configs.localread
http://hbase.apache.org/book.html#hbase.regionserver.checksum.verify


On Thu, Apr 24, 2014 at 5:55 AM, Krishna Rao <krishnanjrao@gmail.com> wrote:

> Hi all,
>
> I understand that there is a significant improvement gain when turning on
> short circuit reads, and additionally by setting HBase to do checksums
> rather than HDFS.
>
> However, I'm a little confused by this, do I need to turn of checksum
> within HDFS for the entire file system? We don't just use HBase on our
> cluster, so this would seem to be a bad idea right?
>
>  Cheers,
>
> Krishna
>

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