From 96e4dedaff9922f87e4ec351d51d3f093198382a Mon Sep 17 00:00:00 2001 From: Alberto Garcia Date: Wed, 28 Oct 2015 17:33:06 +0200 Subject: block: Add average I/O queue depth to BlockDeviceTimedStats This patch adds two new fields to BlockDeviceTimedStats that track the average number of pending read and write requests for a block device. The values are calculated for the period of time defined for that interval. Signed-off-by: Alberto Garcia Message-id: fd31fef53e2714f2f30d59ed58ca2f67ec9ab926.1446044837.git.berto@igalia.com Signed-off-by: Stefan Hajnoczi Signed-off-by: Kevin Wolf --- include/qemu/timed-average.h | 1 + 1 file changed, 1 insertion(+) (limited to 'include/qemu/timed-average.h') diff --git a/include/qemu/timed-average.h b/include/qemu/timed-average.h index f1cdddc48b..364bf88f70 100644 --- a/include/qemu/timed-average.h +++ b/include/qemu/timed-average.h @@ -59,5 +59,6 @@ void timed_average_account(TimedAverage *ta, uint64_t value); uint64_t timed_average_min(TimedAverage *ta); uint64_t timed_average_avg(TimedAverage *ta); uint64_t timed_average_max(TimedAverage *ta); +uint64_t timed_average_sum(TimedAverage *ta, uint64_t *elapsed); #endif -- cgit 1.4.1