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metrics, monitoring, logging

metrics, monitoring, logging

Site: http://paperplanes.de
Travis CI: http://travis-ci.org
Riak Handbook: http://riakhandbook.com
Pingdom: http://pingdom.com
Nagios: http://nagios.org
Sensu: http://www.sonian.com/cloud-monitoring-sensu/
Sheriff: https://github.com/dawanda/sheriff
Monit: http://mmonit.com/monit/
Bluepill: https://github.com/arya/bluepill
Runit: http://smarden.org/runit/
Munin: http://munin-monitoring.org/
Ganglia: http://ganglia.info/
Graphite: http://graphite.wikidot.com
GDash: https://github.com/ripienaar/gdash
Graphiti: https://github.com/paperlesspost/graphiti
Tasseo: https://github.com/obfuscurity/tasseo
Cube: http://square.github.com/cube/
Cubism: http://square.github.com/cubism/
NewRelic: http://newrelic.com
Scout: http://scoutapp.com
Server Density: http://serverdensity.com
Boundary: http://boundary.com
Librato Metrics: http://metrics.librato.com
Riemann: http://aphyr.github.com/riemann/
StatsD: https://github.com/etsy/statsd
Metriks: https://github.com/eric/metriks
Logstash: http://logstash.net/
Graylog: http://graylog2.org/
Loggly: http://loggly.com
Papertrail: https://papertrailapp.com/
Metriks Log Webhook: https://github.com/eric/metriks_log_webhook
Lograge: https://github.com/mattmatt/lograge

Further reading:

Mathias Meyer

May 04, 2012

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  1. check process unicorn with pidfile /var/run/unicorn/unicorn.pid start program = "/etc/init.d/unicorn

    start" stop program = "/etc/init.d/unicorn stop" if mem is greater than 300.0 MB for 1 cycles then restart if cpu is greater than 50% for 2 cycles then alert if cpu is greater than 80% for 3 cycles then restart group unicorn http://mmonit.com/monit/
  2. Bluepill.application("unicorn") do |app| app.working_dir = "/var/www/app/current" app.process("unicorn") do |process| process.start_command

    = "/etc/init.d/unicorn start" process.stop_command = "kill -QUIT {{PID}}" process.restart_command = "kill -USR2 {{PID}}" process.stdout = process.stderr = "/var/www/app/current/log/unicorn.log" process.pid_file = "/var/run/unicorn/unicorn.pid" process.checks :mem_usage, :every => 10.seconds, :below => 300.megabytes, :times => [3, 5] process.start_grace_time = 10.seconds process.start_grace_time = 10.seconds process.restart_grace_time = 10.seconds process.checks :flapping, :times => 2, :within => 30.seconds, :retry_in => 7.seconds process.monitor_children do |cp| cp.checks :mem_usage, :every => 10, :below => 400.megabytes, :times => [3, 5] process.checks :cpu_usage, :every => 10.seconds, :below => 50, :times => 5 cp.stop_command = "kill -QUIT {{PID}}" end end end https://github.com/arya/bluepill
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  4. number of failed resque jobs number of twitter followers 99th

    percentile github api response time 95th percentile mysql query time deployments