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Re: software Raid fsck



On Thursday July 21 2005 14:29, MatB wrote:
> Hi, i have a software raid 1 configuration.
> When i need to check the filesystem, does it make sense to fsck the
> physical device (/dev/hdXX) or checking the block device /dev/mdX is
> enough?

With RAID, checking the discs for filesystem consistency doesn't make much 
sense. What's stored on the discs might not even be a useable filesystem 
before the adapter layer that does the RAID stuff, so you have to check the 
md block device.

To make sure the discs are doing fine, have a look at /proc/mdstat every now 
and then and if the discs support it use SMART to monitor them.

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