diff --git a/wally/suits/io/ceph.cfg b/wally/suits/io/ceph.cfg
index 4a651e6..fc96a52 100644
--- a/wally/suits/io/ceph.cfg
+++ b/wally/suits/io/ceph.cfg
@@ -5,7 +5,7 @@
 NUMJOBS_SHORT={% 1, 2, 3, 10 %}
 
 ramp_time=15
-runtime=60
+runtime=120
 
 # ---------------------------------------------------------------------
 # check different thread count, sync mode. (latency, iops) = func(th_count)