[svlug] Mapping out bad sectors using badblocks (was: Files That Will Not Delete)

Scott DuBois sdubois at linux.com
Sun Nov 2 08:46:30 PST 2014

On 11/02/2014 08:16 AM, Rick Moen wrote:
> Scott wrote:
>> How long does this process usually take?
> On an eSATA-connected 2TB external drive where you used the (default) 
> non-destructive mode (read-only) vs. destructive mode (read/write), it 
> might take 3-4 days.  

<TONE: Minion>

Are you joking about the 3-4 _DAYS_?

> Under the circumstances, you might want to start again with 
> the show-percentage, verbose, and destructive options.
> badblocks -wsv -o /tmp/badblockslist /dev/sdd1

I'm willing to start over with noted outputs that will be useful later
but I think I will pass on destructive mode. I want to see what this
thing comes up with on just "read" passes first.

Scott DuBois BSIT
President EBLUG
Freenode: Roguehorse

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