MID1991

Q: iMac freezes every 24 to 36 hours

Hi All,

 

About a week ago my late 2012 iMac began freezing.  The last messages in the system log are:

 

10/11/15 12:00:23.543 AM SmartwareDriveService[93]: 001043f0: 1c 01 86 00 14 00                               ................

10/11/15 12:00:23.544 AM SmartwareDriveService[93]: SCSI Command Status = 0 SCSI Status = 0 SCSI Sense Key = 0 ASC = 0 ASCQ = 0

10/11/15 12:00:23.544 AM SmartwareDriveService[93]: Not updating the display because it did not change.

10/11/15 12:00:23.545 AM SmartwareDriveService[93]: WDDeviceManager::RebuildStatusMenuFile

10/11/15 12:00:23.545 AM SmartwareDriveService[93]: 00303ee0: c0 45 00 00 00 00 00 00 20 00                   .E..............

10/11/15 12:00:23.547 AM SmartwareDriveService[93]: SCSI Command Status = 0 SCSI Status = 0 SCSI Sense Key = 0 ASC = 0 ASCQ = 0

10/11/15 12:00:55.834 AM WDQuickView[483]: Updating service information

 

This series of messages appear to repeat every minute or so. 

 

 

Late 2012 iMac

Intel Core I 7

Processor Speed: 3.1 GHz

OS Yosemite 10.10.5

 

3 Western Digital MyBooks attached and a WD Ext HDD 1021 serving as a Time Machine drive

 

Any suggestions as to how to pursue this further appreciated.'

Rgds

MID 1991

Model Name: iMac

iMac (21.5-inch, Late 2012), OS X Yosemite (10.10.5)

Posted on Oct 11, 2015 9:20 AM

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Q: iMac freezes every 24 to 36 hours

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