Amazon Keyspaces Metrics and Dimensions
When you interact with Amazon Keyspaces, it sends the following metrics and dimensions to Amazon CloudWatch. All metrics are aggregated and reported every minute. You can use the following procedures to view the metrics for Amazon Keyspaces.
To view metrics using the CloudWatch console
Metrics are grouped first by the service namespace, and then by the various dimension combinations within each namespace.

Open the CloudWatch console at https://console.aws.amazon.com/cloudwatch/
. 
If necessary, change the Region. On the navigation bar, choose the Region where your AWS resources reside. For more information, see AWS Service Endpoints.

In the navigation pane, choose Metrics.

Under the All metrics tab, choose
AWS/Cassandra.
To view metrics using the AWS CLI

At a command prompt, use the following command.
aws cloudwatch listmetrics namespace "AWS/Cassandra"
Amazon Keyspaces Metrics and Dimensions
The metrics and dimensions that Amazon Keyspaces sends to Amazon CloudWatch are listed here.
Amazon Keyspaces Metrics
Amazon CloudWatch aggregates Amazon Keyspaces metrics at oneminute intervals.
Not all statistics, such as Average
or Sum
, are applicable for every metric. However,
all of these values are available through the Amazon Keyspaces console, or by using
the CloudWatch console, AWS CLI, or AWS SDKs for all metrics.
In the following table, each metric has a list of valid statistics that are applicable
to that metric.
Metric  Description 

AccountMaxTableLevelReads 
The maximum number of read capacity units that can be used by a table of an account. For ondemand tables this limit caps the maximum read request units a table can use. Units: Valid Statistics:

AccountMaxTableLevelWrites 
The maximum number of write capacity units that can be used by a table of an account. For ondemand tables this limit caps the maximum write request units a table can use. Units: Valid Statistics:

AccountProvisionedReadCapacityUtilization 
The percentage of provisioned read capacity units utilized by an account. Units: Valid Statistics:

AccountProvisionedWriteCapacityUtilization 
The percentage of provisioned write capacity units utilized by an account. Units: Valid Statistics:

ConditionalCheckFailedRequests 
The number of failed lightweight transaction (LWT) write requests.
The Units: Dimensions: Valid Statistics:

ConsumedReadCapacityUnits 
The number of read capacity units consumed over the specified time period. For more information, see Read/Write Capacity Mode. To understand your average throughput utilization per second, use the
Units: Dimensions: Valid Statistics:

ConsumedWriteCapacityUnits 
The number of write capacity units consumed over the specified time period. You can retrieve the total consumed write capacity for a table. For more information, see Read/Write Capacity Mode. To understand your average throughput utilization per second, use the
Units: Dimensions: Valid Statistics:

MaxProvisionedTableReadCapacityUtilization 
The percentage of provisioned read capacity units utilized by the highest provisioned read table of an account. Units: Valid Statistics:

MaxProvisionedTableWriteCapacityUtilization 
The percentage of provisioned write capacity utilized by the highest provisioned write table of an account. Units: Valid Statistics:

ProvisionedReadCapacityUnits 
The number of provisioned read capacity units for a table. The Units:
Dimensions: Valid Statistics:

ProvisionedWriteCapacityUnits 
The number of provisioned write capacity units for a table. The Units: Dimensions: Valid Statistics:

ReadThrottleEvents 
Requests to Amazon Keyspaces that exceed the provisioned read capacity for a table. Units: Dimensions: Valid Statistics:

ReturnedItemCount 
The number of rows returned by multirow The number of rows returned is not
necessarily the same as the number of rows that were evaluated. For example,
suppose that you requested a Units: Dimensions: Valid Statistics:

SuccessfulRequestLatency 
The successful requests to Amazon Keyspaces
during the specified time
period.
Units: Dimensions: Valid Statistics:

SystemErrors 
The requests to Amazon Keyspaces that generate a
Units: Dimensions: All dimensions Valid Statistics:

UserErrors 
Requests to Amazon Keyspaces that generate an
Units: Valid Statistics:

WriteThrottleEvents 
Requests to Amazon Keyspaces that exceed the provisioned write capacity for a table. Units: Dimensions: Valid Statistics:

Dimensions for Amazon Keyspaces Metrics
The metrics for Amazon Keyspaces are qualified by the values for the account, table name, or operation. You can use the CloudWatch console to retrieve Amazon Keyspaces data along any of the dimensions in the following table.
Dimension  Description 

Keyspace

This dimension limits the data to a specific keyspace. This value can be any keyspace in the current Region and the current AWS account. 
Operation

This dimension limits the data to one of the Amazon Keyspaces CQL operations, such
as 
TableName

This dimension limits the data to a specific table. This value can be any
table name in the current Region and the current AWS account. If the table name is
not unique within the account,
you must also specify 