What’s the quickest way to tear down all user apps and services? Or to force a restart? The answer is in the command tool launchctl.
daemons
Apple Mobile File Integrity is a combination of a KEXT and a LaunchDaemon which check app signatures, entitlements, and provisioning profiles.
Start up in Safe mode, and it’s stable; restart in ordinary mode, and your Mac is in trouble. How to identify and fix the problem.
Once the dust has settled after a major upgrade, check that OS X is running smoothly by browsing your logs.
Macs are increasingly reliant on background services, and increasingly vulnerable to their problems. Mastering the services on your Mac will help make it faster and more stable.
The Eclectic Light Company 