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bdev: increment io_time if queue depth > 0

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This value is used to calculate the disk utilization of a given bdev.

Change-Id: I4bf101c524b92bdd21573941e17f61db59c5c6b8
Signed-off-by: Seth Howell <seth.howell@intel.com>
Reviewed-on: https://review.gerrithub.io/423017
Reviewed-on: https://review.gerrithub.io/423927
Reviewed-by: Seth Howell <seth.howell5141@gmail.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Reviewed-by: Changpeng Liu <changpeng.liu@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Chandler-Test-Pool: SPDK Automated Test System <sys_sgsw@intel.com>
Tested-by: Ben Walker <benjamin.walker@intel.com>
This commit is contained in:
Seth Howell 2018-08-21 14:04:39 -07:00 committed by Jim Harris
parent 4baae265ca
commit bbb2989c26
1 changed files with 1 additions and 0 deletions
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lib/bdev/bdev.c
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@ -1661,6 +1661,7 @@ _calculate_measured_qd_cpl(struct spdk_io_channel_iter *i, int status)
bdev->internal.measured_queue_depth = bdev->internal.temporary_queue_depth;
if (bdev->internal.measured_queue_depth) {
bdev->internal.io_time += bdev->internal.period;
bdev->internal.weighted_io_time += bdev->internal.period * bdev->internal.measured_queue_depth;
}
}