ckptThreadPerformExit  448 dmtcpworker.cpp       ckptThreadPerformExit();
ckptThreadPerformExit  452 dmtcpworker.cpp       ckptThreadPerformExit();
ckptThreadPerformExit  472 dmtcpworker.cpp     ckptThreadPerformExit();
ckptThreadPerformExit  528 dmtcpworker.cpp     ckptThreadPerformExit();