Quoth Matthew Seaman on Monday, 04 July 2011: > On 04/07/2011 15:53, tethys ocean wrote: > >> If a partition was not unmounted cleanly (eg. the machine crashed, or > >> > the power was cut off suddenly) then fsck(8) should be used to check and > >> > fix any problems on the filesystem. If you've booted into single-user > >> > mode, then definitely fsck any partitions before trying to mount them. > >> > > > *I guess If I can do fsck without unmount partition I can lost all my data > > isn't it?* > > fsck on an unmounted partition will change on-disk data structures in > ways that the kernel doesn't expect. So, yes, one consequence is that > you can lose or corrupt data. You probably wouldn't lose everything in > the partition -- but you would tend to cause corruption predominantly in > files that are more actively used. > > So don't do that. > > Cheers, > > Matthew > > -- > Dr Matthew J Seaman MA, D.Phil. 7 Priory Courtyard > Flat 3 > PGP: http://www.infracaninophile.co.uk/pgpkey Ramsgate > JID: matt...@infracaninophile.co.uk Kent, CT11 9PW >
I presume you meant to say "on a mounted partition"...? -- .O. | Sterling (Chip) Camden | http://camdensoftware.com ..O | sterl...@camdensoftware.com | http://chipsquips.com OOO | 2048R/D6DBAF91 | http://chipstips.com
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