Description of CloudMonitor metrics and procedure of using CloudMonitor metrics - Simple Message Queue (formerly MNS)

Simple Message Queue (SMQ, formerly MNS) provides a new set of monitoring metrics that can be used to collect data in a more fine-grained manner. The monitoring metrics also contain more metrics for key issue identification and troubleshooting. The latest version of Cloud Monitor ensures the timeliness and accuracy of the monitoring data. You can monitor data in a more efficient and convenient manner.

Usage notes

Log on to the CloudMonitor console and choose Cloud Service Monitoring > Cloud Service Monitoring in the left-side navigation pane. In the Middleware section of the Cloud Service Monitoring page, click Simple Message Queue(formerly MNS). On the page that appears, configure new alerts.
The old entries Message Service - Queue and Message Service-Topic are removed from the the CloudMonitor console.

Metrics

Category	Metric	Metric ID	Unit
User	max API QPS per user	MaxApiQpsPerUser	Requests/s
	watermark of API QPS	WatermarkOfApiQps	%
	max console API QPS per user	MaxConsoleApiQpsPerUser	Requests/s
	watermark of console API	WatermarkOfConsoleApiQps	%
Queue	age of oldest message	AgeOfOIdestMessage	Milliseconds
	number of messages delayed	NumberOfMessagesDelayed	N/A
	number of messages visible	NumberOfMessagesVisible	N/A
	number of messages invisible	NumberOfMessagesInvisible	N/A
	number of put API calls	NumberOfSendAPICalls	N/A
	number of receive API calls	NumberOfReceiveAPICalls	N/A
	number of empty receives Note This metric specifies the number of a ReceiveMessage request waits for a message to arrive. We recommend that you increase the long polling period to reduce the number of requests and save costs.	NumberOfEmptyReceives	N/A
	number of delete API calls	NumberOfDeleteAPICalls	N/A
	number of changeMessageVisibility API Calls	NumberOfChangeMessaVisibilityAPICalls	N/A
	number of batch send API calls	NumberOfBatchSnedAPICalls	N/A
	number of batch receive API calls	NumberOfBatchReceiveAPICalls	N/A
	number of batch delete API calls	NumberOfBatchDeleteAPICalls	N/A
Topic	number of publish API calls	NumberOfPublishAPICallsPerTopic	N/A
Subscription	number of push per subscription	NumberOfPushPerSubscription	N/A
	process success rate per subscription	ProcessSuccessRatePerSubscription	%
	Accumulation Time of the Earliest Subscribed Message	AgeOfOldestVisibleMessagePerSubscription	Milliseconds
	Number of Subscribed Accumulated Messages	NumberOfMessagesVisiblePerSubscription	N/A

Billing

You are not charged on the SMQ side.

View metrics

Log on to the SMQ console. In the left-side navigation pane, click Cloud Monitor.
In the top navigation bar, select a region. Example: China (Hangzhou).
On the Cloud Monitor page, click the tab of the resources that you want to view and select a time range.

Create an alert rule

Go to the details page of the queue or topic that you want to manage and click the Cloud Monitor tab.
On the Cloud Monitor tab, click Create Alert Rule.
The Create Alert Rule panel in the Cloud Monitor console appears.
In the Create Alert Rule panel, configure the rule and notification settings as prompted. Then, click Confirm. For more information about the parameters, see Create an alert rule.