AWS DynamoDB DAX¶

The Metrics displayed for AWS DynamoDB DAX include CPU utilization of nodes or clusters, bytes received or sent on all network interfaces, number of packets, etc. These Metrics reflect the operational status of DynamoDB DAX.

Configuration¶

Install Func¶

It is recommended to activate Guance Integration - Extensions - DataFlux Func (Automata): All prerequisites are automatically installed, please proceed with script installation.

For self-deploying Func, refer to Self-deploying Func

Install Script¶

Note: Please prepare an Amazon Cloud AK that meets the requirements in advance (for simplicity, you can directly grant the CloudWatch read-only permission CloudWatchReadOnlyAccess)

Managed Version Activation Script¶

1. Log in to the Guance console
2. Click on the 【Integration】 menu and select 【Cloud Account Management】
3. Click on 【Add Cloud Account】, select 【AWS】, and fill in the required information on the interface. If the cloud account information has been configured before, ignore this step
4. Click on 【Test】, and after a successful test, click on 【Save】. If the test fails, please check if the relevant configuration information is correct and retest
5. Click on the 【Cloud Account Management】 list to see the added cloud account, click on the corresponding cloud account to enter the details page
6. Click on the 【Integration】 button on the cloud account details page, find AWS DynamoDB DAX in the Not Installed list, and click on the 【Install】 button to pop up the installation interface for installation.

Manual Activation Script¶

1. Log in to the Func console, click on 【Script Market】, enter the Guance script market, search for: integration_aws_dynamodb_dax

2. Click on 【Install】, then enter the corresponding parameters: AWS AK ID, AK Secret, and account name.

3. Click on 【Deploy Startup Script】, the system will automatically create the Startup script set and automatically configure the corresponding startup script.

4. After enabling, you can see the corresponding automatic trigger configuration in 「Management / Automatic Trigger Configuration」. Click on 【Execute】 to immediately execute once without waiting for the scheduled time. After a while, you can view the execution task records and corresponding logs.

Verification¶

1. Confirm in 「Management / Automatic Trigger Configuration」 whether the corresponding task has the corresponding automatic trigger configuration, and you can also check the corresponding task records and logs for any exceptions
2. In Guance, check if asset information exists in 「Infrastructure / Custom」
3. In Guance, check if there is corresponding monitoring data in 「Metrics」

Metrics¶

After configuring Amazon CloudWatch, the default Measurement is as follows. More Metrics can be collected through configuration:

Amazon CloudWatch DynamoDB Accelerator (DAX) Metrics Details

Object¶

The collected AWS DynamoDB object data structure can be seen in 「Infrastructure - Custom」

{
  "measurement": "aws_dynamodb_dax",
  "tags": {
      "RegionId"            : "cn-north-1",
      "ClusterArn"          : "arn:aws-cn:dynamodb:cn-north-1:",
      "NodeType"            : "0ce8d4f9b35",
      "ClusterName"         : "eks-tflock",
      "IamRoleArn"          : "ACTIVE",
      "Status"              : "ACTIVE"
  },
  "fields": {
    "Description"           : "[{\"AttributeName\": \"LockID\", \"AttributeType\": \"S\"}]",
    "TotalNodes"            : "1",
    "ActiveNodes"           : "1",
    "NodeType"              : "1",
    "PreferredMaintenanceWindow" : "[{\"AttributeName\": \"LockID\", \"KeyType\": \"HASH\"}]",
    "message"               : "{instance json info}"
  }
}

Note: The fields in tags and fields may change with subsequent updates