blkiomon: add through-put statistics

[blktrace.git] / blkiomon.c

diff --git a/blkiomon.c b/blkiomon.c
index b53dfd947ca823ebf349a68eb3a743e4c52e7ab3..2066006c9a5ff58efbd28e3ab103891d08f8fee9 100644 (file)
--- a/blkiomon.c
+++ b/blkiomon.c
@@ -316,6 +316,7 @@ static int blkiomon_account(struct blk_io_trace *bit_d,
        struct blkiomon_stat *p;
        __u64 d2c = (bit_c->time - bit_d->time) / 1000; /* ns -> us */
        __u32 size = bit_d->bytes;
+       __u64 thrput = size * 1000 / d2c;
 
        dstat = blkiomon_get_dstat(bit_d->device);
        if (!dstat)
@@ -323,9 +324,11 @@ static int blkiomon_account(struct blk_io_trace *bit_d,
        p = &dstat->msg.stat;
 
        if (BLK_DATADIR(bit_c->action) & BLK_TC_READ) {
+               minmax_account(&p->thrput_r, thrput);
                minmax_account(&p->size_r, size);
                minmax_account(&p->d2c_r, d2c);
        } else if (BLK_DATADIR(bit_c->action) & BLK_TC_WRITE) {
+               minmax_account(&p->thrput_w, thrput);
                minmax_account(&p->size_w, size);
                minmax_account(&p->d2c_w, d2c);
        } else