質問編集履歴
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構築手順とCloudWatch Agentの設定内容を追記
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【追記】
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ここまでの手順とCloudWatch Agentの設定ファイルの内容を記載します。
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0. CloudWatch用ロールの作成
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AmazonEC2RoleforSSM
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CloudWatchAgentAdminPolicy
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CloudWatchAgentServerPolicy
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0. EC2構築（Amazonlinux2）ロール割り当て
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0. CloudWatch Agentのインストール
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sudo yum install amazon-cloudwatch-agent
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sudo /opt/aws/amazon-cloudwatch-agent/bin/amazon-cloudwatch-agent-config-wizard
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0. collectdのインストール
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sudo yum install -y collectd
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sudo yum install -y collectd-snmp
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0. collectd の CloudWatch 用プラグインをインストール
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git clone https://github.com/awslabs/collectd-cloudwatch.git
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cd collectd-cloudwatch/src
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sudo ./setup.py
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0. /etc/collectd.d/snmp.confの設定（上記内容）
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0. CloudWatch でメトリクス確認（ネットワーク機器が表示できない）←いまここ
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● /opt/collectd-plugins/cloudwatch/config/plugin.conf の設定
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```ここに言語を入力
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# The path to the AWS credentials file. This value has to be provided if plugin is used outside of EC2 instances
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#credentials_path = "/home/user/.aws/credentials"
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# The target region which will be used to publish metric data
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# For list of valid regions visit: http://docs.aws.amazon.com/general/latest/gr/rande.html#cw_region
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#region = "us-west-1"
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# The host parameter can be used to override instance-id or host information published with every metric
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#host = "Server1"
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# The pass through option allows unsafe regexes such as '.*' or '.+'.
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# WARNING: ENABLING THIS OPTION MAY LEAD TO PUBLISHING A LARGE NUMBER OF METRICS
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# SEE https://aws.amazon.com/cloudwatch/pricing/ TO UNDERSTAND HOW TO ESTIMATE YOUR BILL.
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whitelist_pass_through = False
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# The debug parameter enables verbose logging of published metrics
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debug = False
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# Wheter or not to push the ASG as part of the dimension.
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# WARNING: ENABLING THIS WILL LEAD TO CREATING A LARGE NUMBER OF METRICS.
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push_asg = False
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# Whether or not to push the constant value to CWM as a metric
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push_constant = False
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# Constant dimension value to add to CWL
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constant_dimension_value = "ALL"
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# The proxy_server_name is used for connecting *.amazonaws.com, to put metrics.
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#proxy_server_name = http://myproxyserver.com
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# The proxy_server_port is used for connecting *.amazonaws.com, to put metrics.
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#proxy_server_port = 8080
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# The storage resolution is for high resolution support, it shows the resolution of storage, the unit is second
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#enable_high_resolution_metrics = False
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# The flush_interval_in_seconds is used for flush interval, it means how long plugin should flush the metrics to Cloudwatch, the unit here is second
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#flush_interval_in_seconds = 60
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```
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●CloudWatch Agentの設定ファイル（SSM パラメータストアに保存）
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```
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ファイル名：AmazonCloudWatch-linux
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{
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"agent": {
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"metrics_collection_interval": 60,
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"run_as_user": "root"
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},
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"logs": {
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"logs_collected": {
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"files": {
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"collect_list": [
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{
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"file_path": "/var/log/messages",
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"log_group_name": "messages",
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"log_stream_name": "{instance_id}"
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}
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]
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}
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}
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},
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"metrics": {
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"metrics_collected": {
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"collectd": {
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"metrics_aggregation_interval": 60
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},
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"cpu": {
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"measurement": [
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"cpu_usage_idle"
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],
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"metrics_collection_interval": 60,
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"resources": [
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"*"
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],
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"totalcpu": true
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},
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"disk": {
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"measurement": [
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"used_percent"
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],
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"metrics_collection_interval": 60,
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"resources": [
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"*"
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]
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},
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"diskio": {
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"measurement": [
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"write_bytes",
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"read_bytes",
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"writes",
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"reads"
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],
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"metrics_collection_interval": 60,
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"resources": [
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"*"
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]
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},
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"mem": {
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"measurement": [
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"mem_used_percent"
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],
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"metrics_collection_interval": 60
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},
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"net": {
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"measurement": [
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"bytes_sent",
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"bytes_recv",
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"packets_sent",
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"packets_recv"
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],
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"metrics_collection_interval": 60,
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"resources": [
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"*"
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]
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},
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"statsd": {
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"metrics_aggregation_interval": 60,
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"metrics_collection_interval": 10,
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"service_address": ":8125"
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},
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"swap": {
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"measurement": [
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"swap_used_percent"
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],
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"metrics_collection_interval": 60
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}
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}
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}
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}
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```
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