CloudMonitor's "Event Monitoring" feature provides you with event reporting, query, and alarm functions, Score 2 so that you can collect metrics on your running Alibaba Cloud systems, and receive alerts when something goes wrong.
Which of these is NOT a correct description of the monitoring event types supported by CloudMonitor?
A. For ECS, CloudMonitor supports the collection and reporting of important ECS operating system level events, such as application crashes.
B. For Object Storage Service (OSS), CloudMonitor supports the collection and reporting of bucket upstream and downstream bandwidth which exceeds the flow control threshold or the user-selected reporting threshold.
C. For Server Load Balancer (SLB), CloudMonitor supports the collection and reporting of HTTPS certificate expiration events, for certificates installed on SL
D. For E-MapReduce, CloudMonitor supports the collection and reporting of service component status, cluster creation failure, and timeout events.