The exit status is 0 if no errors occur. Errors result in a non-zero exit status and a diagnostic message being written to standard error. A different exit status is returned when various thresholds are exceeded.
0 |
Successful execution with no errors or thresholds exceeded |
1 |
Exceeded threshold of a service |
2 |
Errors |
64 |
Usage errors |
An alert message is written to the console when the response time of any server exceeds the threshold.
An error message is written to the console when any of the servers cannot be reached.