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VirtualBox running Ubuntu is slow (Mac OS X host)

Fresh5 days ago
Mar 15, 202644844 views
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Problem

My MacBook Pro is generally a fast machine (3.06 Ghz Core 2 Duo, 8GB of RAM, 7200RPM hard drive) but VirtualBox 3.2.6 running Ubuntu 10.04 is just too slow compared to VMWare. What can I fiddle with to improve this? Within Ubuntu, I use Eclipse mostly but even booting and GNOME desktop accessories …

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1 Fix

Canonical Fix
Unverified Fix
New Fix – Awaiting Verification

Fix for: VirtualBox running Ubuntu is slow (Mac OS X host)

Low Risk

The performance will become normal if you disable VTx and set it to use only one core of CPU. See the thread at http://forums.virtualbox.org/viewtopic.php?f=8&t=39368

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Environment