August 2016
Intermediate to advanced
384 pages
9h 20m
Japanese
Content preview from Docker
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203
10.3 モニタリングとアラート
- job_name: prometheus
scheme: http
❷
target_groups:
- targets:
- 'cadvisor:8080'
- 'localhost:9090'
❸
❶
Prometheus
に対して、
5
秒ごとに統計情報を取得するように指示します。これは間違いなく
高頻度です。実働環境では、抽出のコストと、メトリクスが古くなってしまうことのコストと
を比較して、この間隔を選択する必要があります。
❷
Prometheus
に対して、
cAdvisor
から情報を取り出す
URL
を指定します（ホスト名のセット
アップにはリンクを使います）。
❸
Prometheus
自身のメトリクスのエンドポイントの
9090
番ポートからも情報を取り出します。
Prometheus
コンテナを、以下のようにして起動します。
$ docker run -d --name prometheus -p 9090:9090 \
-v $(pwd)/prometheus.conf:/prometheus.conf \
--link cadvisor:cadvisor \
prom/prometheus -config.file=/prometheus.conf
これで、
http://localhost:9090
にアクセスすれば、
Prometheus
のアプリケーションを開くこ
とができます。このホームページには、
Prometheus
の設定情報と、
Prometheus ...
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