vmstat should be taken while you are scanning. it can show you, what you host is doing. where you bottleneck: in cpu, or in disk io.
compression status can be found in hbase shell by issuing describe 'tablename' and look at COMPRESSION parameter, or you can look at description of table in hbase web interface. 2010/9/13 Jian Lu <[email protected]>: > How to tell if I'm using gzip family? > > Below is the output from vmstat 1: > > procs -----------memory---------- ---swap-- -----io---- --system-- > -----cpu------ > r b swpd free buff cache si so bi bo in cs us sy id wa > st > 0 0 0 489068 153664 2789984 0 0 0 1 0 0 0 0 100 > 0 0 > 0 0 0 489068 153664 2789984 0 0 0 0 1049 155 0 0 100 > 0 0 > 0 0 0 489068 153664 2789984 0 0 0 0 1019 152 0 0 100 > 0 0 > 0 0 0 489068 153664 2789984 0 0 0 0 1047 182 0 0 100 > 0 0 > 0 0 0 489068 153664 2789984 0 0 0 96 1035 176 0 0 90 > 10 0 > > > Jack. >
