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First of all it's probably a good idea to stop using that memory cleaner app. They aren't necessary these days; if they ever were. The memory systems on modern operating systems are perfectly capable of maintaining themselves. The way these memory cleaner application work is by claiming a huge chunk of RAM, thereby forcing everything not critical out of RAM, ...


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I deleted my old answer since it had turned out to be only a temporary fix (if even a fix at all). Today I found something that cleared up most of the slowness for me which I describe in detail in this link: Yosemite: Accessibility zoom + multiple monitors = poor performance Somehow my user preference file, com.apple.sidebarlists.plist, had acquired ...


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After upgrading to Yosemite I've also been getting extremely slow response in a number of different situations such as long pauses for Spotlight to return file matches, slow start up of applications especially after waking from Display Sleep, as well as other operations. (It feels like walking in quicksand and finding you can't move like you could.) Also, ...


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Go to Activity Monitor's Memory tab and sort the list of processes by Memory. You'll have a complete list of your biggest RAM hogs, complete with the ability to select and quit them right from Activity Monitor. Also, Memory Diag is a great app for freeing up RAM. Just click on its menu bar icon, click the big Optimize button (provided you're not at critical ...


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First, Chrome uses a lot of memory, especially if you have had it open several days. Usually closing apps helps recover and frees portions of memory, but still keeps some for the very same reason RAM is used. After closing you're apps, you can purge command in your terminal to force disk cache to be purged (flushed and emptied). sudo purge Enter your ...


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I noticed your post. I've upgraded my main production hdd up to yosemite a little early. I ended up running mavericks from an external drive and accessing yosemite just for files as the hdd is still inside my macPro. Now I am booted back up to yosemite as it is getting updates and acting a little better (slowly). So some things are working better, but i am ...


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One way to accomplish this would be to test the performance in a virtual machine configured to represent a more limited processor. Assuming you're using a Mac which came with a pre-installed OS, you'll probably need to buy an additional Mac OS license, but the virtualization can be done for free with VirtualBox, or for a moderate cost with Parallels or ...



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