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mysqltunner script

Useful for /etc/my.cnf tunning of mysql

https://github.com/rackerhacker/MySQLTuner-perl

vmfs-tools : read vmfs file system under Linux

http://glandium.org/blog/?cat=21

sudo debugvmfs /dev/sdb5 df -h
sudo vmfs-fuse /dev/sdb5 /opt/vmfs

Network Monitoring tools : nagios, cacti, Zabbix, opsview

http://workaround.org/try-zabbix

日落@維港

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Using Microsoft Connection Manager Administration kit to create custom VPN connection for clients

http://www.isaserver.org/img/upl/vpnkitbeta2/cmak.htm

The draw back is that you need to use 3 different installations to create all the required connectiods for different windows platforms which make the process :

1. A windows 2008 R2 for Win7 x64 version

2. A Windows 2003 for Windows xp version

3. A Windows 7 i386 installation for the Win7 i386 version

Increase the trackball speed on Mac

defaults write -g com.apple.mouse.scaling 7

Only affect trackball, trackpad is unaffected.

日落, 貓貓@大澳

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Tech Tip: Monitoring VMware ESX 3.x, ESXi, vSphere 4 and vCenter Server

http://library.nagios.com/library/techtips/257-tech-tip-monitoring-vmware-esx-3x-esxi-vsphere-4-and-vcenter-server

http://www.op5.com/how-to/monitoring-vmware-esx-3-x-esxi-vsphere-4-and-vcenter-server/

A bug in Nagios core 3.3.1 to prevent you from schedule host/service downtime

edit /etc/init.d/nagios, jum to the start) fragment :

add chown $NagiosUser:$NagiosGroup $NagiosCommandFile

after

if [ -d $NagiosLockDir ]; then touch $NagiosLockDir/$NagiosLockFile; fi
echo " done."

check_generic plugin for Nagios core

check_generic to call custom command on Nagios core.

http://www.my-plugin.de/wiki/projects/check_generic/tutorial