Thanks for response Is there any option to gt the list of damaged blocks. Thanks
On Mon, Feb 7, 2011 at 10:27 PM, John Haxby <[email protected]> wrote: > > > On 7 February 2011 16:21, Robert G. (Doc) Savage <[email protected]>wrote: > >> On Mon, 2011-02-07 at 21:37 +0530, vishesh kumar wrote: >> > Dear all >> > I suspect one of my hard disk have corruption. I want to perform >> > surface scan to get idea of corrupted hard disk sectors. What command >> > will be most appropriate for this purpose on RHEL 5. >> > Does 'badblocks' is right command to use in this scenario ? >> >> Vinesh, >> >> >From 'man badblocks': >> >> Important note: If the output of badblocks is going to be fed to the >> e2fsck or mke2fs programs, it is important that the block size is >> properly specified, since the block numbers which are generated are >> very dependent on the block size in use by the filesystem. For this >> reason, it is strongly recommended that users not run badblocks >> directly, but rather use the -c option of the e2fsck and mke2fs >> programs. >> >> Hope this helps... >> >> > > That's also somewhat dated now. > > You can often recover bad blocks simply by writing to them and letting the > disk allocate replacements -- badblocks -n can be useful for this. > > You should also look at smartctl -- it'll tell you whether or not it thinks > the disk is healthy. > > Usually when a disk is throwing errors I bin it on the grounds that once > it's started to have problems it's only going to get worse. Disks are not > generally cheaper than the data they store :-) > > jch > > _______________________________________________ > rhelv5-list mailing list > [email protected] > https://www.redhat.com/mailman/listinfo/rhelv5-list > > -- http://linuxmantra.com
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