I forgot to set firstRow for Scanner. Looks like HBase tried to scan the whole table. Value from FilterPrefix wasn't used. I supposed that prefix value could be pushed to scanner as a starting point, but not.
2015-04-06 18:45 GMT+02:00 Imants Cekusins <ima...@gmail.com>: > may this be related: > > https://issues.apache.org/jira/browse/HBASE-11295 > > ? >
