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From Stack <st...@duboce.net>
Subject Re: support checksums in HBase block
Date Sun, 16 Sep 2012 22:12:58 GMT
On Sat, Sep 15, 2012 at 7:06 PM, jlei liu <liulei412@gmail.com> wrote:
> The HBase support checksums in HBase block cache in
> HBASE-5074<https://issues.apache.org/jira/browse/HBASE-5074>
> jira.
> The  HBase  support checksums for decrease the iops of  HDFS, so that HDFS
> dont't need to read the metadata of block file. But in hadoop-0.20.2-cdh3u5
> version, BlockSender still read the metadata file even if the
> hbase.regionserver.checksum.verify property is ture. Because the HBASE-5074
> jira can't decrease the iops of HDFS, so I want to set
> hbase.regionserver.checksum.verify property to fasle.
> 2012/9/16 Stack <stack@duboce.net>

Go ahead, but, it seems like something is broke?  We should file an
issue to fix this broken checksuming?

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