Sysstat The sysstat package contains utilities to monitor system performance and usage activity. sysstat contains varous utilities, common to collect commercial unixes, and tools you can schedule via cron to collect and historize performance and activity data.
Http://sebastien.godard.pagesperso-orange.fr/features.html
Download and install from the above site
Including iostat (1) mpstat (1) pidstat (1) SAR (1) SADC (8) SA1 (8) SA2 (8) SADF (1) nfsiostat (1)
Common Linux Performance Detection commands
Http://blog.licess.org/linux-performance-command/
IncludingTop
Vmstat
Pmap
Linux Command Line Performance Monitoring Tool
Http://soft.chinabyte.com/ OS /161/12439661.shtml
IncludingLsof HtopLotop
20 required Linux monitoring tools
Http://www.cyberciti.biz/tips/top-linux-monitoring-tools.html
Tool description
Vmstat all purpose performance tool mpstat provides statistics per cpu sar all purpose Performance Statistics provides disk statistics netstat provides network statistics dstat Statistics aggregator statistics traffic statistics dashboard netperf network bandwidth tool ethtool reports on Ethernet interface limits network bandwidth tool tcptrace packet analysis tool iotop displays Io per Process