Memtest will run forever if you let it. Generally, to see if I have good memory or not I'll let it do five or six passes, or I'll let it go for 24 hours if I'm stress testing. More experienced people ...

Our monthly Troubleshooting Tools column, penned by MacFixIt Contributing Editor Dan Frakes, covers products that can help you maintain -- and, if necessary, fix -- your Mac. One of the most serious ...

I have a server with 8GB of ddr2 ECC memory. I have been getting memory errors on it. I replaced the 'bad' stick of memory. I am still receiving the errors. I decided the next best step is to run ...