testcases/OpenStack/rally/scenario/support/instance_dd_test.sh

   1 #!/bin/sh
   2 time_seconds(){ (time -p $1 ) 2>&1 |awk '/real/{print $2}'; }
   3 file=/tmp/test.img
   4 c=${1:-$SIZE}
   5 c=${c:-1000} #default is 1GB
   6 write_seq=$(time_seconds "dd if=/dev/zero of=$file bs=1M count=$c")
   7 read_seq=$(time_seconds "dd if=$file of=/dev/null bs=1M count=$c")
   8 [ -f $file ] && rm $file
   9
  10 echo "{
  11     \"write_seq_${c}m\": $write_seq,
  12     \"read_seq_${c}m\": $read_seq
  13     }"