minor fix in the rules

rcm/rules.py

@@ -92,13 +92,13 @@ RULES = [
             "gpu_job": True,
             "gpus_amount": "ONE",
             "gpu_usage_max": "LOW"},
-        "msg": "The single GPU has low usage"},
+        "msg": "The single GPU has low usage, which might be caused by misconfiguration of the application/job"},
     {
         "attrs": {
             "gpu_job": True,
             "gpus_amount": "MULT",
             "gpu_usage_max": "LOW"},
-        "msg": "All GPUs have low usage"},
+        "msg": "All GPUs have low usage, which might be caused by misconfiguration of the application/job"},
     {
         "attrs": {
             "gpu_job": True,
@@ -111,23 +111,23 @@ RULES = [
             "gpu_job": True,
             "gpus_amount": "MULT",
             "gpu_usage_min": "ZERO"},
-        "msg": "Some of the GPUs were not used"},
+        "msg": "Some of the GPUs were not used, which might be caused by misconfiguration of the application/job"},
     {
         "attrs": {
             "gpu_job": True,
             "gpus_amount": "MULT",
             "gpu_usage_max": "ZERO"},
-        "msg": "None of the GPUs were used"},
+        "msg": "None of the GPUs were used, which might be caused by misconfiguration of the application/job"},
     {
         "attrs": {
             "gpu_job": True,
             "gpus_amount": "MULT",
             "gpus_overcrowded_exist": True},
-        "msg": "Some GPUs have more than 1 process using them at the same time"},
+        "msg": "Some GPUs have more than 1 process using them at the same time. Check the balance between CPU processes and amount of used GPUs"},
     {
         "attrs": {
             "gpu_job": True,
             "gpus_amount": "ONE",
             "gpus_overcrowded_exist": True},
-        "msg": "The GPU has been used by more than 1 process simultaneously"},
+        "msg": "The GPU has been used by more than 1 process simultaneously. Check the balance between CPU processes and amount of used GPUs"},
 ]