| Severity Level |
Issue Description |
Target SLA |
| Critical |
The entire system is unusable, e.g., messages are not received and are lost, unable to reply to chats at all, and there is no workaround. |
Respond within 15 minutes
And resolve the issue within 1 hour |
| High |
The majority of the system is unusable (exceeding 50%), but a workaround is available. |
Respond within 15 minutes
And resolve the issue within 12 hours |
| Medium |
10-50% of the system is unusable, but a workaround is available. |
Respond within 1 hour
And resolve the issue within 48 hours |
| Low |
Minor functions are partially unusable and do not affect core functionality, e.g., the reporting system or user editing system is unusable. |
Respond within 2 hours
And resolve the issue within 148 hours |