Reduce Collectd storage needs: change interval 60->120, make df plugin only get filesystems of value, change disk plugin to ignore CD
Update Collectd exec-unbound.sh script to reduce process spawning overhead by changing 3 pipelined shell commands to 1 Awk command.
Update Collectd exec-squid.sh script to reduce process spawning overhead by changing 7 pipelined shell commands to 3 Awk command.
Update Collectd exec-hwsensors.sh script to reduce process spawning overhead by changing 11 pipelined shell commands to 5 Awk command.
Decrease Carbon storage-schema.conf retention amounts