init.d for Non-root Processes

When installing third-party applications, they often default to running as root. The server applications for TeamSite/LiveSite are among those. I have applied a simple modification to the init.d scripts that starts them as a non-root user. It also allows the scripts to be run by members of an administration group via sudo. This approach is […]

Tuning Linux CPU Performance

A recent kernel change broke my CPU performance tuning. I have an AMD processor which presents 4 cores to the kernel. The process in this article should work for Intel processors although the governors and CPU settings tree may be different. Different kernels may also have different settings. The current kernel allows setting the governor per […]

Disabling SSLv3 to block Poodle

The new Poodle vulnerability lead me to disable SSLv3 on my Ubuntu server. I have TLS/SSL enabled on three services: apache2, exim4, and dovecot2. Each service required a different method to disable SSLv3. Ubuntu uses configuration files split into small pieces. The method should apply to other distributions, although the configuration files may be arranged […]