add IGNORE_MEMORY

api/runner/runner.go

@@ -196,6 +196,10 @@ func dynamicSizing(reqMem uint64) int {
 		reqMem = 128
 	}
 
+	var availableMemory uint64
+	if os.Getenv("IGNORE_MEMORY") == "1" {
+		availableMemory = tooBig
+	} else {
 		availableMemory, err := checkCgroup()
 		if err != nil {
 			logrus.WithError(err).Error("Error checking for cgroup memory limits, falling back to host memory available..")
@@ -207,6 +211,7 @@ func dynamicSizing(reqMem uint64) int {
 				logrus.WithError(err).Fatal("Your Linux version is too old (<3.14) then we can't get the proper information to . You must specify the maximum available memory by passing the -m command with docker run when starting the runner via docker, eg:  `docker run -m 2G ...`")
 			}
 		}
+	}
 
 	c := availableMemory / (reqMem * 1024 * 1024)
 

test.sh

@@ -1,5 +1,7 @@
 export GO15VENDOREXPERIMENT=1
-docker run --rm -it -m 2G -v /var/run/docker.sock:/var/run/docker.sock \
+export IGNORE_MEMORY=1
+
+docker run --rm -it -v /var/run/docker.sock:/var/run/docker.sock \
     -e TEST_DOCKER_USERNAME \
     -e TEST_DOCKER_PASSWORD \
     -e CI="$CI" \