Changes between Version 44 and Version 45 of FAQ


Ignore:
Timestamp:
Apr 30, 2014, 8:24:09 PM (6 years ago)
Author:
Christian Franke
Comment:

Note that BIOS SMART setting may be missing

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  • FAQ

    v44 v45  
    416416=== BIOS has a SMART enable/disable setting.  What does it do, and how should I set it? ===
    417417
    418 Some type of BIOS can check the SMART health status of a disk at bootup: the equivalent of '{{{smartctl -H /dev/hd?}}}'.  This one-time check on bootup is done if the BIOS SMART setting is set to {{{ENABLE}}}, and is not done if the setting is set to {{{DISABLE}}}.
     418Some type of BIOS can check the SMART health status of a disk at bootup: the equivalent of '{{{smartctl [-s on] -H /dev/sd?}}}'.
     419This one-time check on bootup is done if the BIOS SMART setting is set to {{{ENABLE}}}, and is not done if the setting is set to {{{DISABLE}}}.
    419420
    420421If this one-time check is done, and the disk's health status is found to be {{{FAILED}}}, then typically the BIOS will display an error message and refuse to boot the machine.
    421422
    422423For the proper functioning of smartmontools, either BIOS setting may be used.
     424
     425A BIOS may perform the SMART health check even if it does not provide a corresponding setting.
     426The check cannot be disabled in this case.
    423427
    424428----