Stefan Monnier composed on 2018-03-16 08:38 (UTC-0400): >> My new 2TB HD just arrived. Old 1.5TB to be rescued, made in 2010, has >> 8 pending sectors reported by smartctl.
> FWIW, there's a good chance that your old drive is still perfectly > usable: after backing up your data, a pass of overwriting the whole disk > (e.g. dd </dev/zero >/dev/sdXX) will probably bring the number of > "pending sectors" back to zero (if overwriting doesn't bring it down to > 0, and/or overwriting itself fails with write errors that would indicate > that the disk is indeed in poor shape). The disk probably isn't worth the risk. https://www.backblaze.com/blog/hard-drive-reliability-q3-2015/ reported a 23.87% failure rate for the 2013-2015 period at an average age of 67.9 months for the model. >> I see gddrescue in the repos, but my experience with dd_rehelp is only >> favorable. Can someone tell me how they compare, or even if they are >> comparable? > dd_rhelp is an old shell script around the old dd_rescue program. > GNU ddrescue is a newer tool doing the same thing as dd_rhelp without > needing dd_rescue. I wound up using gddrescue on Stretch, and everything not lost wound up in lost+found. >> Do Debian users simply extract the script from the lastest archive version on >> www.kalysto.org and run it? > No, I think they use GNU ddrescue instead. To see more about the ordeal, see: <https://www.linuxquestions.org/questions/linux-hardware-18/e2fsck-short-read-on-inode-scan-4175625180/> -- "Wisdom is supreme; therefore get wisdom. Whatever else you get, get wisdom." Proverbs 4:7 (New Living Translation) Team OS/2 ** Reg. Linux User #211409 ** a11y rocks! Felix Miata *** http://fm.no-ip.com/
