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Vyatta - Showing ISC dhcpd fixed-address leases

ISC dhcpd has the ability to always give a specific MAC address the same IP address “lease” using the fixed-address configuration option. This is configured in Vyatta using the static-mapping configuration statement. Unfortunately, since dhcpd doesn’t store fixed-address leases in the dhcpd.leases file, the Vyatta show dhcp leases ...

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Linux Memory Usage and Disk Caching

I recently added some Cacti-based graphing to a number of Linux-based servers prior to rolling out a new service. When I was looking over the performance graphs of the initial testing, I noticed that memory usage on our rsyslog server was near 98%. Looking at top(1), I saw ...

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Project Announcement - PHPsa

So, here’s the “official” scoop on the new project that I’m planning/starting to work on. I’m calling it PHPsa for now, and it’s going to (hopefully) be an integrated dashboard/portal for SysAdmins. While there are a number of tools that fit into this general ...

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