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From Ted Yu <yuzhih...@gmail.com>
Subject Re: copyTable mapreduce job failing with ScannerTimeoutException
Date Sat, 10 Sep 2016 02:25:14 GMT
You can examine /jmx :
http://search-hadoop.com/m/YGbb3E2a71UVLBK&subj=Re+HBase+Count+Rows+in+Regions+and+Region+Servers

Looks like your load consists of both write and read. Have you turned on
bucket cache ?

http://hbase.apache.org/book.html#offheap.blockcache

On Fri, Sep 9, 2016 at 1:58 PM, marjana <mivkovic@us.ibm.com> wrote:

> all are defaults:
> <name>hbase.hregion.memstore.block.multiplier</name><value>4</value>
> <name>hbase.hregion.memstore.mslab.enabled</name><value>true</value>
> <name>hbase.hregion.memstore.flush.size</name><value>134217728</value>
>
> Not sure where to see hot spotting (don't have Ambari on this cluster).
>
>
>
> --
> View this message in context: http://apache-hbase.679495.n3.
> nabble.com/copyTable-mapreduce-job-failing-with-ScannerTimeoutException-
> tp4082544p4082569.html
> Sent from the HBase User mailing list archive at Nabble.com.
>

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