RFR: JDK-8289146: containers/docker/TestMemoryWithCgroupV1.java fails on linux ppc64le machine with missing Memory and Swap Limit output [v2]

[Matthias Baesken]

> On Linux ppc64le machines , the test fails with
> 
>  stderr: [WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
> ]
>  exitValue = 0
> 
> java.lang.RuntimeException: 'Memory and Swap Limit is: 157286400' missing from stdout/stderr
> 
> at jdk.test.lib.process.OutputAnalyzer.shouldContain(OutputAnalyzer.java:221)
> at TestMemoryWithCgroupV1.testMemoryLimitWithSwappiness(TestMemoryWithCgroupV1.java:84)
> at TestMemoryWithCgroupV1.main(TestMemoryWithCgroupV1.java:61)
> at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:104)
> at java.base/java.lang.reflect.Method.invoke(Method.java:578)
> at com.sun.javatest.regtest.agent.MainActionHelper$AgentVMRunnable.run(MainActionHelper.java:312)
> at java.base/java.lang.Thread.run(Thread.java:1596)
> 
> This is most likely related to "kernel does not support swap limit capabilities",
> we've seen similar issues on other Linux ppc64 le machines in some tests before.
> So there needs to be some special handling added to the test for the case without kernel swap limit capabilities.

Matthias Baesken has updated the pull request incrementally with one additional commit since the last revision:

  Add warning about cgroup_enable=memory swapaccount

-------------

Changes:
  - all: https://git.openjdk.org/jdk/pull/9319/files
  - new: https://git.openjdk.org/jdk/pull/9319/files/f81053b2..75908bf6

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=9319&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=9319&range=00-01

  Stats: 3 lines in 1 file changed: 2 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jdk/pull/9319.diff
  Fetch: git fetch https://git.openjdk.org/jdk pull/9319/head:pull/9319

PR: https://git.openjdk.org/jdk/pull/9319