Take it into Apple for a free check. Mavericks might be having conflicts with your third party software, contact the developer and see if others report the same issues on their forums.
There might be other issues, for more details, read my User Tip here: Why is my computer slow? Communities Contact Support. Sign in. Browse Search.
Ask a question. User profile for user: Mac is slow after upgrading to Mavericks by: How to safely defrag a Mac's hard drive 2: Reset your Mac or 3: Step by Step to fix your Mac 4: Not easy and there is a chance of risk the longer your on a later OS X version. How to revert OS X back from Mavericks 5: Will add more if there are any Maverick specific issues appearing or being reported.
More Less. Its results give us a better idea for recommendations that may improve your iMac's performance.
Feb 26, 5: NOT from some other online source. Feb 26, Posting an EtreCheck report would really help diagnose the problem. Assuming there are no software culprits, more RAM would help.
It's also possible that your hard drive is beginning to fail. Have you run Disk Utility on it? Other World Computing.
This optimization will free up system resources as well as prevent the computer from going to sleep or standby mode. Check out the Mac Optimization Guide for OSX Mavericks page at Sweetwater — the world's leading music technology and instrument.
Feb 27, 2: On the contrary I run Mavericks The upgrade was flawless, with Mavericks my iMac runs much faster than with Mountain Lion, with EtreCheck quite often showing an "excellent" result. I bought this iMac in Oct. Just my experience.
Feb 27, For what I do, it would be a crippling limitation. My suspicion is that the original post was probably triggered by a problem other than the OS version, such as a failing HD or crud accumulated through several upgrade cycles, or the installation of software that bogs down the system. Those possibilities should be investigated before buying and installing more RAM, but we will never know what is going on unless the OP returns to the thread and posts an EtreCheck report.
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Standard practise There are several standard steps that generally improve Mac performance. Number Three: The big four: Now you've updated your system and its apps, please take the following steps:. If you had any custom settings before deleting the settings, then you will have to do these settings again.