WattGuard
Mac battery resources
A busy process name is a starting point, not a diagnosis. This library explains the role of common background services, which surrounding activity to check, and when a sustained pattern deserves a closer look.
Last updated
Understand why mds_stores uses CPU, when Spotlight indexing is normal, and how to investigate a Mac that stays busy for too long.
ProcessesLearn what photoanalysisd activity can mean, when photo analysis is expected, and how to investigate persistent Mac CPU use safely.
ProcessesFind out why mediaanalysisd may use CPU on a Mac, how to separate expected media processing from a problem, and what to do next.
ProcessesUnderstand why cloudd may be active on a Mac, which iCloud changes are expected, and how to check persistent resource use safely.
ProcessesLearn how to investigate bird activity on a Mac, recognize ordinary iCloud Drive sync work, and handle a persistent problem safely.
ProcessesSee what nsurlsessiond activity can indicate on Mac, how background transfers work, and when persistent CPU use needs follow-up.
ProcessesUnderstand corespotlightd activity, why an app search index may update, and how to investigate persistent Mac CPU use without risky cleanup.
Search indexing, photo analysis, cloud synchronization and background transfers have different triggers. Match the process to recent work, then observe whether it settles. Avoid treating every high-CPU sample as a reason to delete a database or terminate a system service.
Tell us what you’d like WattGuard to do, or share an unusual battery or sleep issue. We’ll help investigate your case, and what we learn could become a future WattGuard feature.
Include your Mac model, macOS version, what happens and what you’ve already tried.