[PATCH] Include io depth distribution statistics

[fio.git] / io_u.c

diff --git a/io_u.c b/io_u.c
index 834e5d214d5da390365858f36d67ed3fd67127a6..5e53b81443cda688bdb42163dc2a5af4cc28fe04 100644 (file)
--- a/io_u.c
+++ b/io_u.c
@@ -227,6 +227,31 @@ static int fill_io_u(struct thread_data *td, struct fio_file *f,
        return 1;
 }
 
+static void io_u_mark_depth(struct thread_data *td)
+{
+       int index = 0;
+
+       switch (td->cur_depth) {
+       default:
+               index++;
+       case 32 ... 63:
+               index++;
+       case 16 ... 31:
+               index++;
+       case 8 ... 15:
+               index++;
+       case 4 ... 7:
+               index++;
+       case 2 ... 3:
+               index++;
+       case 1:
+               break;
+       }
+
+       td->io_u_map[index]++;
+       td->total_io_u++;
+}
+
 struct io_u *__get_io_u(struct thread_data *td)
 {
        struct io_u *io_u = NULL;
@@ -240,6 +265,7 @@ struct io_u *__get_io_u(struct thread_data *td)
                list_del(&io_u->list);
                list_add(&io_u->list, &td->io_u_busylist);
                td->cur_depth++;
+               io_u_mark_depth(td);
        }
 
        return io_u;