here is output of stress process:
[stress.process.err] Stress module expected time before shutdown for: Exception: 5m
[stress.process.err] Stress module expected time before shutdown for: LockDeflation: 5m
[stress.process.err] Stress module expected time before shutdown for: LpHello: 5m
[stress.process.err] Stress module expected time before shutdown for: Jstat: Immediately
[stress.process.err] Stress module expected time before shutdown for: MBean: 5m
[stress.process.err] Stress module expected time before shutdown for: Reference: Unknown duration
[stress.process.err] Stress module expected time before shutdown for: SpecJbb2005: 5m
[stress.process.err] Stress module expected time before shutdown for: SpecJvm2008Batch: Unknown duration
[stress.process.err] Stress module expected time before shutdown for: SpecJvm2008Derby: Unknown duration
[stress.process.err] Stress module expected time before shutdown for: ThreadDumper: 5m
[stress.process.err] Stress module expected time before shutdown for: Jni: 5m
[stress.process.err] Stress module expected time before shutdown for: Jrcmd: Immediately
[stress.process.err] Stress module expected time before shutdown for: CallTimerGrid: Unknown duration
[stress.process.err] Stress module expected time before shutdown for: Jfr: 10m
[stress.process.err] Stress module expected time before shutdown for: NMT: Immediately
[stress.process.err] Stress module expected time before shutdown for: MemoryPressure: 9m
[stress.process.err] Stress module expected time before shutdown for: [ResourceManagement: 5m
[stress.process.err] Stress module finished at [Tue Nov 03 03:32:10 PST 2015]: Jstat
[stress.process.err] Stress module finished at [Tue Nov 03 03:32:10 PST 2015]: MBean
[stress.process.err] Stress module finished at [Tue Nov 03 03:32:10 PST 2015]: ThreadDumper
[stress.process.err] Stress module finished at [Tue Nov 03 03:32:10 PST 2015]: MemoryPressure
[stress.process.err] Stress module finished at [Tue Nov 03 03:32:11 PST 2015]: NMT
[stress.process.err] Stress module finished at [Tue Nov 03 03:32:11 PST 2015]: Jrcmd
[stress.process.err] Stress module finished at [Tue Nov 03 03:32:15 PST 2015]: [ResourceManagement
[stress.process.err] Stress module finished at [Tue Nov 03 03:32:37 PST 2015]: Jfr
[stress.process.err] Stress module finished at [Tue Nov 03 03:32:45 PST 2015]: Reference
[stress.process.err] Stress module finished at [Tue Nov 03 03:34:02 PST 2015]: SpecJvm2008Batch
[stress.process.err] Stress module finished at [Tue Nov 03 03:34:17 PST 2015]: SpecJbb2005
[stress.process.err] Stress module finished at [Tue Nov 03 03:34:30 PST 2015]: LpHello
[stress.process.err] Stress module finished at [Tue Nov 03 03:35:23 PST 2015]: Exception
[stress.process.err] Stress module finished at [Tue Nov 03 03:35:23 PST 2015]: LockDeflation
[stress.process.err] Stress module finished at [Tue Nov 03 03:35:24 PST 2015]: Jni
[stress.process.err] Stress module finished at [Tue Nov 03 03:37:24 PST 2015]: SpecJvm2008Derby

all modules except CTG finished quite fast after command to stop, but CTG module was not finished, caused stress process to be killed by timeout