Relax, thats a good thing.
Think of it asfast temporary storage for data thats currently in use by your machine.
Memory Used is the portion of this available RAM pool currently in use.
Take note of the Cached Files number here too.
Caching speeds up common processes by storing things you might need later in RAM, where possible.
These files are quickly purged from RAM when the system needs more physical memory.
Whether you need a Mac with more RAM ultimately depends on what you use your box for.
Notice how the amount of cached files has also been reduced.
The MacBook Im using barely hiccuped, performance remained steady.
Zarif Ali / How-To Geek
The biggest bottleneck is the read speed from the card reader.
Though a greater pool of memory can be a good thing, its not a silver bullet.
High CPU Usage?
High CPU usage means high power usage, which is bad for a MacBook on battery power.
High CPU usage when youre not doing anything isa sign that something has gone wrong.
you’re able to leave Activity Monitor open andset its dock icon to monitor CPU usage.
Unexplained high CPU usage is often an indicator that an app or process has crashed.
Restarting your Mac using Apple > Restart should fix most temporary issues.
This is especially true ifyou still have an older Intel-based Mac.
Learn more about thetelltale signs that its time to upgrade your Mac.
