"Failed" as in "with an IO error" as in "got the wrong data back"? Because if it... | Hacker News

Hacker Newsnew | past | comments | ask | show | jobs | submit

eps on Jan 22, 2019 | parent | context | favorite | on: Backblaze Hard Drive Stats for 2018

"Failed" as in "with an IO error" as in "got the wrong data back"?

Because if it's the latter, it could've been caused by some other part of IO stack and not necessarily the drive itself.

kiwijamo on Jan 22, 2019 [–]

I believe the WD utility sends a command to the drive so it does a self test. That would eliminate any upper layers issues.

Guidelines | FAQ | Lists | API | Security | Legal | Apply to YC | Contact