serviceability/sa/ tests time out on Windows

----------messages:(6/229)----------
command: main TestStackTrace
reason: User specified action: run main TestStackTrace
Timeout information:
Could not find process id for the process that timed out.
Skipping timeout handling.
elapsed time (seconds): 960.089
----------System.out:(2/509)*----------
Command line: [C:\\local\\aurora\\CommonData\\JDK_DIR\\bin\\java.exe -cp C:\\local\\aurora\\CommonData\\JTREG_HOME\\lib\\javatest.jar;C:\\local\\aurora\\CommonData\\JTREG_HOME\\lib\\jtreg.jar;C:\\local\\aurora\\sandbox\\results\\workDir\\classes\\7\\serviceability\\sa;C:\\local\\aurora\\CommonData\\TESTBASE\\hotspot\\test\\serviceability\\sa;C:\\local\\aurora\\sandbox\\results\\workDir\\classes\\7\\testlibrary -XX:+UsePerfData sun.jvm.hotspot.tools.StackTrace 3120 ]
Timeout signalled after 960 seconds