diff --git a/collect.sh b/collect.sh
index ae31048..3600b5e 100755
--- a/collect.sh
+++ b/collect.sh
@@ -19,6 +19,8 @@ while [[ $(($(date +%s) - $start_time)) -lt $duration ]]; do
   sleep 1
 done
 
+pkill gstat
+
 cp /root/zpool_iostat.csv /root/gstat.csv /var/log
 
 DEBUGFILE=`midclt call system.debug_generate -job` && export DEBUGFILE