Currently it blindly waits 5 seconds to make sure bdevperf
has started I/O - and it does this for two different tests.
Improve that by using the get_bdevs_iostat RPC to check when
I/O start occurring.
Signed-off-by: Jim Harris <james.r.harris@intel.com>
Change-Id: If7bc773ab65d23f69524d3a42123be090f3b4eac
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/452753
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Seth Howell <seth.howell5141@gmail.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: Darek Stojaczyk <dariusz.stojaczyk@intel.com>
e259d2bb61