Hi Carl, I was wondering if a bad power supply could be the cause.
Also, a friend said that something could have gone bad on the SATA bus part of the motherboard. I will see if I can get someone locally to help me look into this. Thanks, Gregg On 14 May 2014, at 1:03 PM, Carl Hoefs <[email protected]> wrote: > Gregg, > > I've experienced similar drive failures and the cause for me turned out to be > a weak power supply. See if you can test the power supply under load; > free-running measurements mean nothing. Or swap out the power supply with > another unit. > HTH, > -Carl > > On May 14, 2014, at 8:36 AM, "Dinse, Gregg (NIH/NIEHS) [V]" > <[email protected]> wrote: > >> Hi, >> >> Is there some component in a Mac Pro that could fail in a way that would >> kill hard drives? >> >> I have been running Mountain Lion (ML) on a 2012 Mac Pro for over a year. >> In recent months, it started doing some flaky things, so I decided to do a >> fresh install of ML on a different hard drive. Right after I decided to do >> this, the Mac Pro would not even boot from the original hard drive (which I >> will call Disk1). >> >> So, I rebuilt my system on Disk2. This appeared to work for a few days, but >> then things got flaky with it (though not exactly the same as with Disk1) >> and the Mac Pro also would not boot from Disk2. >> >> Yesterday I reinstalled on yet a third hard drive (Disk3). In less than a >> day, I can't boot from that drive either. I held down the option key and >> booted from the recovery partition. I ran Disk Utility, it had lots of red >> error messages, and it said to save what I could and erase the disk. >> >> I know that hard drives fail, but I find it really hard to believe that 3 of >> them would fail in less than a week. I am now trying a fourth drive, but >> I'm not optimistic! >> >> Is there some component in the Mac Pro that could go bad and then "kill" >> hard drives? >> >> Thanks in advance for any suggestions that you might be able to offer. >> >> Gregg _______________________________________________ MacOSX-talk mailing list [email protected] http://www.omnigroup.com/mailman/listinfo/macosx-talk
