-Re: Frequent scan time outs in multiple region servers in same time intervals
Jia Wang 2013-11-14, 10:54
Is it a Scan for Map/Reduce? Or it's only a regular scan in which case
maybe you could consider to set the start and end position of your scan to
limit the operation.
On Thu, Nov 14, 2013 at 6:23 PM, Sandeep L <[EMAIL PROTECTED]>wrote:
> In recent times we are seeing frequent scan time outs in multiple region
> servers of our production cluster. Due to this our HBase cluster is not
> responding for 5 to 10 minutes for any queries & that causing huge problem
> for us.
> We are getting following error in multiple region servers almost in same
> time intervals
> 2013-11-14 00:16:30,178 INFO
> org.apache.hadoop.hbase.regionserver.HRegionServer: Scanner
> -8978491571406751432 lease expired on region
> This error is occurring on multiple tables.
> Can suggest us what could be the cause and how to resolve the issue.