Ive used linux software raid 1 on desktops and lan servers for 7 or 8 years and love it. The big thing about raid is the drives resistance to rotational vibration. Hey, i have worked with linux for some time, but have not gotten into the specifics of hard drive tuning or software raid. However, 3 out of 6 of the drives have died in the past 3 months. Greenpower technology with greenpower technology, the western digital caviar green wd10ears yields lower operating temperatures for increased reliability and low acoustics for ultraquiet pcs and external drives reduced power consumption combined with wds intelliseek, notouch, and intellipower technologies, the western digital caviar green wd10ears has reduced power consumption by up to. You may want to look into xfs over ext4 for larger drives. Raid issues on western digital hard disk toms hardware forum. Available in 1tb to 14tb1 capacities, this highly reliable solution for demanding storage environments provides up to 2.
We can use full disks, or we can use same sized partitions on different sized drives. One of the upgrades i want to do is install an ssd to get past the speed issues and high hours of the existing drive. Its better than expensive hardware raid if you dont have a spare, compatable raid card on the shelf or theres an issue getting one. The blue drive has a bad unreadable sector but touch wood, that has not caused a problem yet. Software and firmware downloads wd support western digital.
The workflow of growing the mdadm raid is done through the following steps. It will be switched on and off on demand for some hours. I believe you are mistaken about needing to disable tler on wd red. Nobody told me i shouldnt use wd green drives in a raid, so i. For most users the largest differences are going to be the longer warranty and the 247 rating. I remember mfenn saying that they used lots of green drives in software raid setups and they were fine, ymmv. Its primary used for storing pc backups and housing the familys media. From the options you listed wd green, red, avgp and for your stated usage, i would go with wd red. We just need to remember that the smallest of the hdds or partitions dictates the arrays capacity. I have two 640gig wd green drives in a software raid1 and another wd blue drive. If youre using software raid like linux mdraid, it probably doesnt matter.
However, the nas and raid oriented red drives have a few features that make them much more attractive while being just as quiet. Since the raid array is nonessential for booting up the system, that makes sense to me. Wd black sn750 nvme ssd, wd green ssd, wd blue, wd blue mobile, wd. Tler is mostly important when you have a hardware raid controller. Those using wd green hdds in raid56, how are they holding. I bought the wd red 4 tb drive because i think you get the same benefits of the wd green drive low noise, low price while also getting a disk that is suited for raid and where the intellipark issuediscussion is of no concern. And of course i would recommend that you always have at least two copies of the data in at least two different locations one on the drives in the nas and another one on a different pc or external hdd. Buffalo switched to wd red meanwhile, a good decision. In other cases, it may be computed by the host system, but as far as i know, not on the drive itself. The problem is due to a feature called intellipark.
That setting is ok if youre using this as your os disk, because disk usage tends to be grouped in peaks. Intellipark makes western digital green drives prone to. Whether its software or hardware raid, the stresses on the disks is the same. First know that synology uses linux software raid aka mdadm under the hood. My current storage server for home is getting long in the tooth.
If namesyes is given in nf then mdadm will use a name when appropriate. But i have four wd re4 drives here and neither option seems to work. Im looking at ssd s for a linux laptop build i am going to do with a semi older laptop and set it up for travel use. If you have a nontler drive like a green and it hits a bad. What i learnt from using wd red disks to build a home nas with. You are using linux software raid which doesnt care about tler. Wd gold enterprise class sata hard drive western digital. So where the synology is built on linux performing recovery work from linux will give the best results. Unified extensible firmware interface uefi raid configuration utility. Is there any way to stop wd green drives from going to sleep. The kernel thinks it is still there but my smart tools cant talk to it and start to complain. If you want to use raid you will have to think about getting nas optimized hdds such as the wd red drives. In order to minimize energy usage, wd green disks are configured to very aggressively park the head of the disk.
Recommended to use if hardware raid controllers are in use. And their hybrid raid is just an lvm extension on top of that. I had no problem making the partitions like normal, making the raid 5, building the lvm on them, and formatting it xfs. I have recently discovered a bit too late that western digital green hard drives have a serious issue when used in linux as a main drive or a nas drive. Western digital wd green wd10ears 1tb 5400 rpm 64mb. Wd es sind mir fur private zwecke einfach zu teuer. Relating to raid, the parity is computed by the raid card when you use a separate raid controller. Linux software raid with western digital wd20ears green drives sep 24 th, 2012 in a previous post i mentioned that i had a bad experience setting up wd20ears drives for use in mdadm software raid under linux. Ive had 6 x 1tb wd green attached to a linux vm for around 5 years with software raid 6 and it hasnt missed a beat. Wd green or wd red for softwareraid, no 247 wd community. I dont know if the raid specific drives have enough of an advantage to be worth the extra 3040% in cost.
Conquer tough workloads with enterpriseclass wd gold hdds. The wd red disk are especially tailored to the nas workload. Which parks the heads on the drive after 8secs of drive inactivity. Raid is an acronym for redundant array of independent disks. I remember mfenn saying that they used lots of green drives in. Wd green drives have a long been a staple in our quiet systems. How to create a software raid 5 in linux mint ubuntu.
Had trouble getting a circa 2010 nas to boot wd my book world edition 1. Human interface infrastructure hii supported highlevel specifications. Folks who put important data on their ex2s should also backup their ex2 data somewhere else. That is not uncommon on a nas, especially if based on linux, where the. On linuxbsd you can see timeouts happening, and the only issue i ran across was. Wd green is slightly cheaper than the wd red drive. These 6 wd 2tb green drives that ive purchased over the years are currently being used in a raid 10 array that is using pci passthrough to a synology diskstation vm in esxi 6. Normally when i have a drive which contains raid metadata e. If the enclosure fails, raid formatted drives wont be readable by another devicethe software raid controller is.
Western digital green drive fix linux manjaro linux. Ive pulled the bad drive out of the system, and plugged the spare in its place, but when performing the mdadm detail im getting the same. Raid stands for redundant array of independent disks and with this feature enabled your data is duplicated across multiple hard drives. Is it true that western digital caviar green hard disk are not.
If you are using a hardware raid setup standalone raid card, off the shelf nas box, etc this is critical to have. Many went to friends or special projects, and i upgraded my home server from 4x 750gb mdadm raid5, to 4x 2tb mdadm raid5. But do they have problems with harddisks not running 247 because of higher counts. I have a dell poweredge t105 at home and i am purchasing the following. With raid enabled on a storage system you can connect two or more drives in the system so they act as one large volume fast drive or set them up as one system drive used to automatically and instantaneously duplicate or mirror your data for realtime backup. I like the idea of the wd green 2tb drive, but newegg got a batch that had a 50% failure rate. Another key difference however is the inclusion of tler. The problem can also occur in certain situations in windows too. This utility is designed to upgrade the following hard drives. Solved wd green drives in raid 10 wd20ears spiceworks. Many users on linux and raid systems have reported around 80 load cycles per hour, which translates to 12,500 hours of operation or roughly 520 days before failure.
If you use wd green especially on a nas with xfs or reiserfs, you should run a raid scan at least once a weak to avoid file system issues. Linux software raid with western digital wd20ears green. Io controller intel c621 c620 series chipset ptr prepare to remove for nvme non raid drives. Receive an email notification when this product becomes available. I think it actually is the wd green that need tler disabled for raid operation. Network attached storage solutions western digital store.
By clicking the notify me when available button below, i consent to the use of the information provided below by western digital, to notify me when this item is back in stock. List of all wd firmware and software available for download. The file server old pc will get a linux software raid5 with the filesystem btrfs. Turns out that, while wd red disks are great for nas usage and theyve. Advice on adding hdd to synology ds411 ars technica. This raid mode is good for business critical database management solutions that require maximum performance and high fault tolerance. Wd green drives are fine as long as you know how to modify their settings. Wd green vs wd red choosing the right hard drive for my. Specifically designed for use in enterpriseclass data centers and storage systems, the. After a suspendresume, sometimes one of the drives is mia. For this reason, western digital doesnt recommend their green drives to be used in raid configuration.