Can you use ExportSnapshot tool ? ExportSnapshot has option to limit bandwidth. See HBASE-11090. This feature is in the soon-to-be-released 0.98.3
See HBASE-11204 as well. Cheers On Jun 4, 2014, at 5:39 AM, Damien Hardy <[email protected]> wrote: > Hello, > > We are trying to export HBase table on S3 for backup purpose. > By default export tool run a map per region and we want to limit output > bandwidth on internet (to amazon s3). > > We were thinking in adding some reducer to limit the number of writers > but this is explicitly hardcoded to 0 in Export class > ``` > // No reducers. Just write straight to output files. > job.setNumReduceTasks(0); > ``` > > Is there an other way (propertie?) in hadoop to limit output bandwidth ? > > -- > Damien >
