On Sunday, 10 May 2020 21:52:54 BST antlists wrote: > On 10/05/2020 20:11, Rich Freeman wrote: > >> I did find a WD Red 8TB drive. It costs a good bit more. It's a good > >> deal but still costs more. I'm going to keep looking. Eventually I'll > >> either spend the money on the drive or find a really good deal. My home > >> directory is at 69% so I got some time left. Of course, my collection > >> is still growing. o_O > > > > In theory the 8TB reds are SMR-free. > > I thought I first found it on this list - wasn't it reported that the > 1TB and 8TB were still CMR but everything between was now SMR? Pretty > naff since the SMR drives all refuse to add to a raid array, despite > being advertised as "for NAS and RAID". Under UK law that would be a > slam dunk RMA as "unfit for purpose". > > Try the "Red Pro", which apparently are still all CMR. To the best of my > knowledge the Seagate Ironwolves are still SMR-free, and there's also > the Ironwolf Pros. > > I've got two Ironwolves, but they're 2018-vintage. I think they're Red > equivalents. > > Cheers, > Wol
An interesting article mentioning WD Red NAS drives which may actually be SMRs and how latency increases when cached writes need to be transferred into SMR blocks. https://blocksandfiles.com/2020/04/15/shingled-drives-have-non-shingled-zones-for-caching-writes/
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