Get graphs for specific protocol, ports, or IP address
Scenario: KVM virtualization host running several bridged guests. The host has a bridge interface br0 that starts out containing only eth0, and other interfaces are dynamically added and removed from the bridge as guests are started and stopped. The problem is, the host seems to randomly suffer some loss of connectivity (from a few to […]
Recognize multiline blocks of text using awk
Get lines that are n lines before or after a match.
Something that everybody needs to do sooner or later.