Summary
The process "mdworker" can be associated with corrupt documents, such as those associated with obsolete applications, and restarting the Mac does not fix the issue.
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If the issue persists, it can be fixed by rebuilding the Spotlight index, which can be done by adding the hard drive to the Excluded Locations list or by running the Terminal.
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According to
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Summary
The two processes, mds and mdworker, are part of Spotlight, the macOS search tool, and they are both working to build an index of all users' files. If these processes never finish their job, they can be fixed by rebuilding the Spotlight index, which can be done by adding the hard drive to the Excluded Locations list or by running the Terminal. How-To Geek is a website that provides expert explanations of technology, and has been read billions of times since its launch in 2006.
What Are mds and mdworker, and Why Are They Running on My Mac?
howtogeek.com
Mdworker is one of two processes that run when Spotlight indexes your Mac. Sometimes it ... Despite the fact that both processes can use lots of CPU cycles, ...
What is the mdworker process on Mac?
macpaw.com
Mac users might have noticed that sometimes the 'mdworker' and 'mds' processes are active ... and 'mdworker' could take up a sizable portion of the CPU's ...
What Is The 'mdworker' Process on Mac
enigmasoftware.com
