The different Severity Levels used by the Isode Event System are described in the table below:
| Severity Level |
Description |
Example |
Operator Intervention Required |
Administrator Intervention Required |
| Critical |
A serious error has occurred, leading to total loss of service. |
License file expired. |
Requires immediate intervention. |
As for operator. |
| Fatal |
A serious error has occurred, which is likely to cause partial loss of
service. |
Running out of disk space. |
Requires immediate inspection. |
As for operator. |
| Error |
An error has occurred, which may cause partial loss of service. The sub-system
will usually recover from this without intervention. |
Association Rejected to a remote MTA. |
May require inspection. |
May be appropriate to investigate repeated errors, or unusual error patterns. |
| Warning |
Something unexpected has happened but is not causing a loss of service. |
Protocol violation by remote system. |
May be useful for operator to observe. |
Administrator should perform non-urgent investigation. |
| Authfail |
An authentication or authorisation failure. |
LDAP Client authentication to server fails. |
Operator may need to investigate. |
Administrator should perform investigation of unusual warnings. |
| AuthOK |
A successful authentication or authorization. |
LDAP Client authentication to server succeeds. |
Not usually useful for operator. |
May be useful additional information for administrator. |
| Notice |
Informative logging, recording major stages of operational processing. |
Called service: smtp-external. |
May be useful in monitoring low volume systems. |
As for operator. |
| Information |
Informative Logging, providing more detail than notice level. |
Record each routing option reviewed. |
Not appropriate. |
May be useful to provide additional logging detail. |
| Detail |
Informative logging at a more detailed level. |
Log each X.400 checkpoint. |
Not appropriate. |
May be useful to provide additional logging detail. |
| Success |
Informative logging, at a level similar to Detail. |
Complete content conversion calculation. |
Not appropriate. |
May be useful to provide additional logging detail. |
| PDU |
A logging option to record specific types of PDU (Protocol Data Unit). |
Record LDAP Add PDUs |
Not appropriate. |
For use by experienced administrator. |
| Debug |
Records information about progress and parameters within the program. |
ckadr.c:360 normalised address OK (96). |
Not appropriate. |
Generally only useful when investigating complex problems in consultation
with Isode support. |