diff --git a/wally/suits/io/long_test.cfg b/wally/suits/io/long_test.cfg
index fd420d8..a304b8b 100644
--- a/wally/suits/io/long_test.cfg
+++ b/wally/suits/io/long_test.cfg
@@ -1,31 +1,22 @@
-[defaults]
-
-# this is critical for correct results in multy-node run
-randrepeat=0
+[global]
+include defaults.cfg
 
 # 24h test
 NUM_ROUNDS1=270
 NUM_ROUNDS2=261
 
-buffered=0
-wait_for_previous
-filename={FILENAME}
-iodepth=1
-size=50G
-time_based
-runtime=300
+direct=1
+blocksize=128k
+rw=randwrite
 
 # ---------------------------------------------------------------------
 # check read and write linearity. oper_time = func(size)
 # ---------------------------------------------------------------------
-[24h_test * {NUM_ROUNDS1}]
-blocksize=128k
-rw=randwrite
-direct=1
+[24h_test]
 runtime=30
+NUM_ROUND={NUM_ROUNDS1}
 
-[24h_test * {NUM_ROUNDS2}]
-blocksize=128k
-rw=randwrite
-direct=1
+[24h_test]
+runtime=300
+NUM_ROUND={NUM_ROUNDS2}