Amazon CloudWatch - User Guide - AWS Documentation

1 Amazon CloudWatchUser GuideAmazon CloudWatch user GuideAmazon CloudWatch : user GuideCopyright 2018 Amazon Web Services, Inc. and/or its affiliates. All rights 's trademarks and trade dress may not be used in connection with any product or service that is not Amazon 's, in any mannerthat is likely to cause confusion among customers, or in any manner that disparages or discredits Amazon . All other trademarks notowned by Amazon are the property of their respective owners, who may or may not be affiliated with, connected to, or sponsored CloudWatch user GuideTable of ContentsWhat is Amazon CloudWatch ?

2 1 Accessing CloudWatch .. 1 Related AWS Services .. 1 How CloudWatch Works .. 1 Concepts .. 2 Namespaces .. 5 Percentiles .. 8 Resources .. 9 Getting Set Up .. 11 Sign Up for Amazon Web Services (AWS) .. 11 Sign in to the Amazon CloudWatch Console .. 11 Set Up the AWS CLI .. 11 Getting Started .. 13 Scenario: Monitor Estimated Charges .. 13 Step 1: Enable Billing Alerts .. 13 Step 2: Create a Billing 14 Step 3: Check the Alarm 15 Step 4: Edit a Billing 15 Step 5: Delete a Billing 16 Scenario: Publish Metrics.

3 16 Step 1: Define the Data 16 Step 2: Add Metrics to CloudWatch .. 17 Step 3: Get Statistics from CloudWatch .. 18 Step 4: View Graphs with the 18 Using Dashboards .. 19 Create a Dashboard .. 19 Add or Remove a Graph .. 20 Move or Resize a Graph .. 22 Edit a Graph .. 22 Graph Metrics Manually on a CloudWatch Dashboard .. 24 Rename a Graph .. 25 Add or Remove a Text Widget .. 25 Add or Remove an 26 Monitor Resources in Multiple Regions .. 26 Link and Unlink 27 Add a Dashboard to Your Favorites List.

4 27 Change the Refresh Interval .. 27 Change the Time Range or Time Zone Format .. 28 Using 29 View Available Metrics .. 29 Search for Available Metrics .. 32 Get Statistics for a 32 Get Statistics for a Specific Resource .. 33 Aggregate Statistics Across Resources .. 36 Aggregate Statistics by Auto Scaling Group .. 37 Aggregate Statistics by AMI .. 39 Graph 40 Graph a 40 Modify the Time Range or Time Zone Format for a Graph .. 42iiiAmazon CloudWatch user GuideModify the Y Axis for a Graph.

5 43 Create an Alarm from a Metric on a Graph .. 44 Publish Custom 45 High-Resolution Metrics .. 45 Using 45 Publish Single Data Points .. 46 Publish Statistic 47 Publish the Value Zero .. 47 Use Metric 47 Adding a Math Expression to a CloudWatch Graph .. 48 Metric Math Syntax and Functions .. 48 Using Metric Math with the GetMetricData API 52 Collect Metrics and Logs with the CloudWatch Agent .. 53 Create IAM Roles and Users for Use With CloudWatch Agent .. 54 Create IAM Roles to Use with CloudWatch Agent on Amazon EC2 Instances.

6 55 Create IAM Users to Use with CloudWatch Agent on On-premises Servers .. 56 Install the CloudWatch Agent on an Amazon EC2 Instance .. 57 Getting Started: Installing the CloudWatch Agent on Your First Instance .. 57 Installing CloudWatch Agent on Additional Instances Using Your Agent Configuration .. 62 Install the CloudWatch Agent on an On-Premises Server .. 67 Getting Started: Installing the CloudWatch Agent on Your First Server .. 67 Installing CloudWatch Agent on Additional Servers Using Your Agent Configuration.

7 74 Create the CloudWatch Agent Configuration File .. 77 Create the CloudWatch Agent Configuration File with the Wizard .. 78 Manually Create or Edit the CloudWatch Agent Configuration File .. 82 Common Scenarios with CloudWatch Agent .. 98 Adding Custom Dimensions to Metrics Collected by the CloudWatch Agent .. 99 Aggregating or Rolling Up Metrics Collected by the CloudWatch Agent .. 99 Collecting High-Resolution Metrics With the CloudWatch agent .. 100 Troubleshooting the CloudWatch Agent .. 101 Installing the CloudWatch Agent Using Run Command Fails.

8 101 The CloudWatch Agent Won't Start .. 101 Verify That the CloudWatch Agent is Running .. 101 Where Are the Metrics? .. 102 Agent won't start and error mentions Amazon EC2 region .. 103 CloudWatch Agent Files and Locations .. 103 Logs Generated by the CloudWatch Agent .. 104 Stopping and Restarting the CloudWatch Agent .. 104 Starting the CloudWatch Agent at System Startup .. 105 Metrics and Dimensions Reference .. 106 AWS Namespaces .. 107 API Gateway .. 109 API Gateway Metrics .. 109 Dimensions for 111 AppStream.

9 111 Amazon AppStream Metrics .. 111 Dimensions for Amazon AppStream Metrics .. 113 Amazon EC2 Auto Scaling .. 113 Auto Scaling Group Metrics .. 113 Dimensions for Auto Scaling Group Metrics .. 114 AWS Billing and Cost Management .. 114 AWS Billing and Cost Management Metrics .. 114 Dimensions for AWS Billing and Cost Management Metrics .. 114 Amazon CloudFront .. 115 Amazon CloudFront Metrics .. 115 Dimensions for CloudFront Metrics .. 116 Amazon CloudSearch .. 116ivAmazon CloudWatch user GuideAmazon CloudSearch Metrics.

10 116 Dimensions for Amazon CloudSearch Metrics .. 117 Metrics Collected by the CloudWatch Agent .. 117 Metrics Collected by the CloudWatch Agent on Windows Server Instances .. 117 Metrics Collected by the CloudWatch Agent on Linux Instances .. 118 Amazon CloudWatch Events .. 125 CloudWatch Events Metrics .. 125 Dimensions for CloudWatch Events Metrics .. 126 Amazon CloudWatch Logs .. 126 CloudWatch Logs Metrics .. 126 Dimensions for CloudWatch Logs Metrics .. 127 AWS CodeBuild .. 128 AWS CodeBuild CloudWatch Metrics.