Monitoring

wikipedia:Monitoring systems are responsible to collect, show and generate alarms in monitored devices.

• Performance tools:
  • Memory: vmstat, free, sar -r
  • Disk tools: iostat, iotop, hdparm, sar -d, ionice, hdparm, badblocks and dd
  • Network: ntop, nmap, ping, fping, ncat, mtr, traceroute, tracepath, vnstat
  • Kernel: perf, strace, ftrace, Dtrace
  • cgroups and docker: systemd-cgtop, docker stats
• Troubleshooting tools: cfg2html, ansible-cmdb , sysreport, sosreport and acct

Monitoring tools

• Zabbix (2001)
• Cacti (2001)
• Nagios (2002)
• munin (2003)
• PRTG (2003) (Windows, propietary)
• Check MK (2008)
• Icinga (2009), Nagios fork
• Prometheus (2012, Go): Prometheus alertmanager, Prometheus node exporter
• Netdata (2013)
• Spiceworks (2014)
• Tivoli Monitoring
• monit
• Glances (2011)

Monitoring Services

• OpsGenie (Atlassian)
• Pingdom (SolarWinds)
• Datadog (2010)
• CloudWatch
• PagerDuty (2009)

Related terms

• Sensu
• Notifications
• Stackstate
• AIOps
• Metric colletion tools
• Kubernetes monitoring
• SLA Management Monitoring Tools

See also

• Monitoring: Prometheus, Cacti, monit, munin, RRDtool, Zabbix, Netdata, Nagios, Check MK, Icinga, Pingdom, OpsGenie and Datadog, Opsgenie, PRTG, Checkmk
• Security information and event management (SIEM)
• Performance, monitoring, sysstat, metrics, Telemetry
• Monitoring: On call, Monitoring software, Monitoring services, Resource monitoring, Metric colletion tools, network monitoring, SLA Management Monitoring Tools, Alarm/Alert, Resource starvation, Alerts and notifications, Monitoring Kubernetes, VictoriaMetrics, Sensu, LogicMonitor, Distributed tracing, Datadog Monitors

https://www.freedesktop.org/software/systemd/man/systemd-cgtop.html