Prometheus | alertmanager 설치.

# Alertmanager 0.26.0 버전 다운로드
wget https://github.com/prometheus/alertmanager/releases/download/v0.26.0/alertmanager-0.26.0.linux-amd64.tar.gz

# 압축 해제
tar -xvzf alertmanager-0.26.0.linux-amd64.tar.gz