diff --git a/ceph_bench/definitions.py b/ceph_bench/definitions.py
index 4442d38..e1a7387 100644
--- a/ceph_bench/definitions.py
+++ b/ceph_bench/definitions.py
@@ -22,4 +22,4 @@ CEPH_ROOT = "/mnt/vol/"
 SERV_URL = "172.172.0.196::share_rsync"
 REMOTE_INST_STO_ROOT = "inststo/"
 REMOTE_CEPH_ROOT = "vol/"
-NUM_RUNS = 50
+NUM_RUNS = 25