Cleaning up your disks
Posted Mar 25, 2004 4:52 UTC (Thu) by
jreiser (subscriber, #11027)
Parent article:
Cleaning up your disks
Another option is /sbin/badblocks. The -w option overwrites four passes using 0xaa, 0x55, 0xff, 0x00, which is intermediate-level erasure. Many bootable "rescue" CD-ROMs already have badblocks as part of e2fsprogs.
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