The current docker - container related jtreg tests only run on linux x86_64 + ppc64le; change tests + test infrastructure so that linux s390x (z Linux) is also supported.
Docker runs on linux s390x as well.
See also https://bugs.openjdk.java.net/browse/JDK-8196062
Docker runs on linux s390x as well.
See also https://bugs.openjdk.java.net/browse/JDK-8196062