1 files changed, 3 insertions, 0 deletions
diff --git a/alltests b/alltests
index 3c9db301c4..8f596da8f9 100755
--- a/alltests
+++ b/alltests
@@ -1,3 +1,6 @@
 #!/bin/bash
 FWDIR=`dirname $0`
+if [ "x$SPARK_MEM" == "x" ]; then
+  export SPARK_MEM=500m
+fi
 $FWDIR/run org.scalatest.tools.Runner -p $FWDIR/build/classes -o $@