Forced FSCK on Bad Reboot

Mike McCarty mike.mccarty at sbcglobal.net
Fri Jul 8 19:39:08 UTC 2005


Tony Nelson wrote:

>At 1:28 PM -0500 7/8/05, Mike McCarty wrote:
>  
>
[Linux no longer does an extended check after power outage boot]

>You could always switch back to Ext2 if you want long checks.  This is
>probably not a good idea.
>
>  
>
Why is this not a good idea? Not that I want to change anything.

>  
>
>>What is the rationale for the default being just to mount?
>>    
>>
>
>Through the miracle of Ext3, a full fsck is no longer needed in most cases.
>The short check replays the Ext3 "journal"; I think it will do a long check
>if the journal doesn't take care of the problem.  Replay should be much
>more reliable than fsck trying to guess what would have been correct.
>  
>
Hmm. Yet the boot has an option to do an extended check. If the extended
check doesn't do any aditional useful work, then why is it an option?

Mike

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