| Confirm enable/disable |
| status=0 |
| status=1 |
| status=0 |
| Confirm sampling |
| status=2 |
| status=0 |
| Test starting when already started |
| status=1 |
| Trace already in progress, ignoring this request |
| status=1 |
| Test stopping when already stopped |
| status=0 |
| Trace stop requested, but no trace currently running |
| status=0 |
| Test tracing with empty filename |
| Unable to open trace file '': No such file or directory |
| Got expected exception |
| Test tracing with bogus (< 1024 && != 0) filesize |
| Got expected exception |
| Test sampling with bogus (<= 0) interval |
| Invalid sampling interval: 0 |
| Got expected exception |