This test has been failing in every tier5 CI job set that
I've analyzed this week (which is most if not all of them).

I'm trying to reduce the noise in the CI so it is time to ProblemList:

$ hg diff
diff -r 91bc70505019 test/jdk/ProblemList.txt
--- a/test/jdk/ProblemList.txt Fri Aug 02 11:28:58 2019 +0200
+++ b/test/jdk/ProblemList.txt Fri Aug 02 13:54:52 2019 -0400
@@ -890,3 +890,8 @@
 
 ############################################################################
 
+# jdk_internal
+
+jdk/internal/platform/docker/TestDockerMemoryMetrics.java 8227317 linux-x64
+
+############################################################################