Articles

 How to lower your TTL just before an IP change

When changing the IP of a domain, end users will have the old IP of the domain cached at their...

 Kill User Processes

To kill all processes under a particular user; Login as root # kill -9 `ps -u UserName -o "pid="`

 Securing tmp, dev shm

How To Secure /tmp and /dev/shm partition   Secure /tmp:   Make a 1GB file for...

 Set Server Time and Date

To set your server time and date on your Linux server. Login as root Set Time and Date: # date...

 Throttle Apache Bandwidth with mod_cband

The current version can set virtual hosts' and users' bandwidth quotas, maximal download...

 Updating SpamAssassin

This example is based on updating SpamAssassin from 3.2.5 to 3.3.1 on a DirectAdmin server using...

 Use NTP to synchronize the system clock

If you find your system frequently going out you can you the NTP service to sync your system...

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