diff --git a/metrics_gather.sh b/metrics_gather.sh
index 6b61a29..35bf397 100755
--- a/metrics_gather.sh
+++ b/metrics_gather.sh
@@ -5,7 +5,7 @@ set -e
 export LD_LIBRARY_PATH=/usr/local/lib/
 
 #3GB RAM limit
-ulimit -m 3000000
+ulimit -m 8000000
 
 #enable core dumps (warning - uses up to 3GB per slot!)
 #requires /proc/sys/kernel/core_pattern = core