3 ms·
That's all well and good, but, given a sufficiently large array, it's a matter of when, not if, you'll need to recover from a failed disk, rebuilding a RAID arr
by pdpi 7y ago
That's all well and good, but, given a sufficiently large array, it's a matter of when, not if, you'll need to recover from a failed disk, rebuilding a RAID array is precisely the expected sort of workload for a NAS — and a workload that reports indicate these drives fail at.
- jojobas 7y agoA rebuild is not a random write workload and is written in big chunks so they should hold up still.
- NickNameNick 7y agoExcept they don't, because apparently SMR is slower to write than conventional recording, so the device buffers writes to conventional tracks, then uses idle-time to re-write the buffered data to SMR tracks. But during a re-build there is no idle time...