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Version: Cloud

Configuration to Enable Linux Monitoring

Overview

OS monitoring is the most commonly needed and most important aspect of monitoring. SnappyFlow provides a comprehensive monitoring of Linux OS through multiple plugins.

  • Linux base metric plugin provides following data:
    • CPU Static and Dynamic Metrics
    • Memory Metrics
    • Disk IO Metrics
    • Network IO Metrics
    • TCP Metrics
  • Syslog logging plugin

Configuration

Refer to sfAgent section for steps to install and automatically generate plugin configurations. User can also manually add the configuration shown below to config.yaml under /opt/sfagent/ directory

key: <profile_key> 
tags:
Name: <name>
appName: <app_name>
projectName: <project_name>
metrics:
plugins:
- name: linux
enabled: true
interval: 30
logging:
plugins:
- name: linux-syslog
enabled: true
config:
log_level:
- error
- warning
- info
log_path: /var/log/syslog,/var/log/auth.log,/var/log/messages,/var/log/secur

Viewing data and dashboards

  • Data collected by plugins can be viewed in SnappyFlow’s browse data section under metrics or logs or trace depending on the plugin

  • Linux metrics data

    • plugin= linux
    • documentType
      • cpu_static
      • cpu_util
      • ram_util
      • disk_stats
      • nic_stats
      • tcp_stats
  • Syslog data

    • plugin= linux-syslog
    • documentType= syslog

Test Matrix

  • Centos: 7.x

  • RHEL: 7.x

  • Ubuntu: 14.x, 16.x

See Also