provide full version of health check (communication testing), and also fix the manually kill detection logic

Author: wanglei19991004

flagscale/runner/elastic/diagnostic.py

@@ -28,6 +28,9 @@
     "process killed": "ProcessKilled: Training process was killed.",
     "killed by signal": "ProcessKilled: Process was killed by signal.",
     "terminated by signal": "ProcessKilled: Process was terminated by signal.",
+    "keyboardinterrupt": "ProcessKilled: MANUAL KILL - Keyboard interrupt detected",
+    "sigint": "ProcessKilled: MANUAL KILL - SIGINT signal received",
+    "sigterm": "ProcessKilled: MANUAL KILL - SIGTERM signal received",
     "segmentation fault": "SegmentationFault: Process crashed due to memory access error.",
     "core dumped": "CoreDump: Process crashed and dumped core.",
     # CUDA errors