Format string in JstackDumper class of hang_analyzer.py has too few placeholders

[2017/04/22 18:32:35.152] Traceback (most recent call last):

[2017/04/22 18:32:35.152]   File "buildscripts/hang_analyzer.py", line 732, in <module>

[2017/04/22 18:32:35.152]     main()

[2017/04/22 18:32:35.152]   File "buildscripts/hang_analyzer.py", line 705, in main

[2017/04/22 18:32:35.152]     jstack.dump_info(root_logger, process_logger, pid, process_name)

[2017/04/22 18:32:35.152]   File "buildscripts/hang_analyzer.py", line 459, in dump_info

[2017/04/22 18:32:35.152]     root_logger.info("Debugger %s, analyzing" % (jstack, process_name, pid))

[2017/04/22 18:32:35.152] TypeError: not all arguments converted during string formatting

[2017/04/22 18:32:35.167] Command failed: exit status 1