This exception is thrown by Jenkins to indicate that memory monitor inside Jenkins is unable to find "/proc/meminfo" or "top" command on nonstop platform.

INFO: Jenkins is fully up and running
Mar 28, 2018 12:44:28 PM hudson.node_monitors.AbstractAsyncNodeMonitorDescriptor monitor
WARNING: Failed to monitor master for Free Swap Space
java.util.concurrent.ExecutionException: java.io.IOException: No suitable implementation found: os.name=NONSTOP_KERNEL os.arch=x86_64N sun.arch.data.model=32
at java.util.concurrent.FutureTask.report(FutureTask.java:122)
at java.util.concurrent.FutureTask.get(FutureTask.java:206)
at hudson.remoting.LocalChannel$2.get(LocalChannel.java:81)
at hudson.node_monitors.AbstractAsyncNodeMonitorDescriptor.monitor(AbstractAsyncNodeMonitorDescriptor.java:96)
at hudson.node_monitors.AbstractNodeMonitorDescriptor$Record.run(AbstractNodeMonitorDescriptor.java:305)
Caused by: java.io.IOException: No suitable implementation found: os.name=NONSTOP_KERNEL os.arch=x86_64N sun.arch.data.model=32
at org.jvnet.hudson.MemoryMonitor.obtain(MemoryMonitor.java:91)
at org.jvnet.hudson.MemoryMonitor.get(MemoryMonitor.java:57)
at hudson.node_monitors.SwapSpaceMonitor$MonitorTask.call(SwapSpaceMonitor.java:118)
at hudson.node_monitors.SwapSpaceMonitor$MonitorTask.call(SwapSpaceMonitor.java:114)
at hudson.remoting.LocalChannel$1.call(LocalChannel.java:52)
at jenkins.util.ContextResettingExecutorService$2.call(ContextResettingExecutorService.java:46)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:748)