Complete list of mechanical hard drives that make use of SMR technology, in addition to highlighting the advantages and disadvantages Saturday, January 9nd 2021 Spanish “The information you shared from [Geizhals] appears to be inaccurate. X. XeonLab New Member. Users didn’t find it until some of them are experiencing problems when they are adding the latest WD Red NAS drives to the RAID arrays. ← Western Digital SMR drives use Full LBA Indirection. Our drives are purpose-built, meaning each of our internal drives are built specifically for their intended use. In addition to the WD Red NAS drives that the company previously admitted used SMR tech, WD is also shipping the tech into its 2.5"and 3.5" WD Blue and 2.5" WD Black lineups. Both models are designed for desktop PCs and laptops, with the former coming as a value drive while the latter is designed for high-performance users. Benefits for an SMR Drive. It does suck that WD won't tell us one way or the other. Perhaps they intend on replacing the 12TB easystores with SMR drives eventually. SSD have a TRIM function, which allows the drive to collect garbage (deleted data) and erase it in the background when drive is idle and not loaded. We had two main areas of testing. Certain notebook PC, game consoles, and external consumer drives also use SMR: L200 2TB, L200 1TB, MQ04 2TB and MQ04 1TB. The testing is not yet complete, but at this stage, we can confirm: Some SMR drives are indeed compatible with ZFS, though due to a lack of a ratified industry standard implementation of the technology, they don’t all necessarily behave the same. Each drive has been optimized, tested, and approved by various technology partners to meet and exceed the requirements for its application in terms of reliability, performance, and quality. The WD Blue and WD Black Series come in the 2.5" form factor. For NAS, SMR drives are not recommended due to their slower write speeds. Built and tested for personal and home NAS systems with up to 8-bays, these drives pack all the punch you need in one powerhouse unit for storing, archiving, and sharing. Results with Seagate Archive v2 are encouraging, 4.5 days resilver time for an 8x8TB raidz2 in the linked test. Where sda is where you have the disk mounted (can be sdb, sdc, etc. Testing the WD Red 4TB SMR WD40EFAX Drive. The company does not use SMR in the N300, a NAS drive intended for the consumer market -- unlike Western Digital which uses SMR in some low-end WD Red NAS devices. The fact that they use SMR at all bothers me though, especially since they're not transparent about it. Wd and seagate are both submarining drive managed smr (dm smr) drives into channels, disguised as "normal" drives. It's been quite a discussion, WD offering a NAS series that in hindsight, isn't RAID compatible because they are shingled magnetic recording drives. Reds 2-6TB, 3.5" Blues 2-6TB, 2.5" Blues 1-2TB, and [1984] 2.5" [/1984] 1TB Blacks. SMR is a technology that enables us to keep up with the growing volume of data for personal and business use. The WD40EFAX is the only SMR drive in the comparison and is the focus of the testing. Here is our list of drive contenders: HGST 4TB 0F26902 (7200 RPM) Seagate Ironwolf NAS 4TB ST4000VN008; WD Red 4TB WD40EFRX (CMR) WD Red 4TB WD40EFAX (SMR) WD40EFAX. The WD representative’s wording about the suitability of SMR for archival purposes brings up the question of the WD “White” drives that are included in external USB storage offerings. Western Digital WD Blue 2.5-inch HDD WD Quality Built to the high standards of quality and reliability of the WD brand, these drives offer the features and capacity ideal for everyday computing needs. Western Digital Red family: Western Digital adds SMR drives to its WD Red family, but it doesn’t tell users this fact. Discussion in 'Industry News' started by Calliers, Apr 25, 2020. iXsystems and Western Digital have been working to identify and resolve the ZFS compatibility issue with the WD Red DM-SMR drives. Neither the WD120EMFZ or WD120EMAZ drives I own support TRIM. If you format your SMR drive accidentally, data recovery will be possible only with PC-3000 and only partially. “Currently, Western Digital’s WD Red 2TB-6TB drives are device-managed SMR (DMSMR). Simply enter the following command: hdparm -I / dev / sda | grep TRIM. List of hard drives using SMR technology. The WD Blue and WD Black Series come in the 2.5" form factor. Each drive has been optimised, tested, and approved by various technology partners to meet and exceed the requirements for its application in terms of reliability, performance and quality. Under the hood, these drives, along with some 2.5"and 3.5" WD Blue and 2.5" WD Black lineups, use the Shingled Magnetic Recording (SMR) technology. This requires HDD resources to keep track of LBAs that are mapped to a physical location (translation table like what is … So I don't believe these are SMR. The performance results achieved by the WD Red WD40EFAX surprised me; my only personal experience with SMR drives prior to this point was with Seagate’s Archive line. As on 22nd April (when the list was internally compiled by Western Digital), there are 9 client-segment hard drives that use SMR, four of which are from the company's WD Red family, two each from the WD Blue 3.5-inch and WD Blue 2.5-inch families; and one from the 2.5-inch WD Black family. Apr 15, 2020 #15 While that also sounds like a win for consumers, these drives are … Towards the middle of 2019, WD silently introduced WD Red hard drives (2-6TB capacities) based on drive-managed SMR. for wd reds this shows as efrx (standard drive) suffix being changed to efax. Western Digital has heralded a positive shift in its approach to users of shingled WD Red NAS drives, via a short statement on the company blog.. As described in our recent article Western Digital admits 2TB-6TB WD Red NAS drives use shingled magnetic recording (SMR), some users can experience performance problems in situations such as adding the drives to RAID groups which use … The WD Blue 2.5" HDD series that feature the SMR technology is the 1 TB drive, and the 2 TB drive while from the WD Black 2.5" HDD series only has a single drive that uses the SMR technology, which is the 1 TB drive. Also all WD drives that are SMR to this point have claimed TRIM support. The company also divulged that it is also shipping SMR technology in some of its WD Blue and WD Black hard drives for desktop PCs and laptops. Arguably 8TB CMR drives are so affordable that going for SMR is … “You are correct that we do not specify recording technology in our WD Red HDD documentation. Toshiba I added below WD, 2TB models 4 500GB platters, 2.5 and 3TB models use 4 750GB platters. Unlike CMR drives, SMR drives allow the LBA’s mapping to physical location to change with each write. Instead, individually the WD Red SMR drives Are essentially functional. In the wake of media coverage from the likes of Ars Technica on the subject, Western Digital … “these wd red nas hard drives with the inferior smr technology are potential ticking time bombs that risk the destruction of customer data and files at any moment,” the lawsuit claims. We are continuously innovating to advance it. WD 2.5" 2TB CMR drives. There is a way to tell if the hard drive is SMR if you have it on a NAS or have the ability to access a UNIX command console. Aug 14, 2016 25 6 3. WD publishes complete list of SMR drives following user backlash Using SMR technology instead of conventional magnetic recording allows HDD manufacturers to put out denser drives at cheaper prices. Also, WD's SMR drives apparently list support for TRIM and the others EFAX sizes don't as far as I know. ). Calliers Administrator Staff Member. SMR technology is implemented in different ways – drive-managed SMR (DMSMR), on the device itself, as in the case of our lower capacity (2TB – 6TB) WD Red HDDs, and host-managed SMR, which is used in high-capacity data center applications. WD publishes complete list of SMR drives following user backlash. My list is now as complete as I can make it, if a 2.5" drive 2TB and up is not on this list it is most likely SMR. It turns out implementing SMR technology in WD Red drives is a big deal. Our drives are purpose-built, meaning each of our internal drives are built specifically for their intended use. Western Digital and Seagate Uses SMR in Their Drives. 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