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Showing posts from January, 2018

Linux Performance Monitoring

****Linux Performance Monitoring **** Check :   CPU Utilization, Memory, Disk space, # of network connections, disk i/o top df -h  cat /proc/cpuinfo  free -m  netstat -n iostat  Other : /var/log/messages docker ps  netstat -n  java logs  Tools: New Relic ,  Nagios ,  App Dynamics  chkmk , scout--  scoutapp,com  PRTG    vCenter    monitor network traffic bits/sec Articles : http://www.brendangregg.com/blog/2017-08-08/linux-load-averages.html http://blog.scoutapp.com/articles/2009/07/31/understanding-load-averages http://www.linuxjournal.com/article/9001 https://stackoverflow.com/questions/21617500/understanding-load-average-vs-cpu-usage https://en.wikipedia.org/wiki/Load_(computing) https://www.cyberciti.biz/tips/top-linux-monitoring-tools.html https://www.tecmint.com/linux-performance-monitoring-with-vmstat-and-iostat-commands/ https://linux.101hacks....