Anyway, im a bit hesitant to use zfs because i wasnt planning on using ecc memory. Freenas minis are powered by freenas, the worlds most popular opensource storage os. Freenas mini memory upgrade 2 x 8gb ddr3 1600mhz ecc. Cifs and nfs performance issues between xenserver host and. Im putting together a freenas system and trying to reuse components i already have. Will corruption occur using non ecc memory on freenas. I would guess 8090% of unraid users run with standard nonecc ram, especially since many run minimal configs low end, low power consumption cpu, minimal ram, etc. The forums are full of threads addressing the ecc vs.
Cifs samba, ftp, nfs, afp, rsync, iscsi protocols, s. Create a hyperv vm for freenas, openfiler, linux, freebsd. Imo it makes sense to have all the ram use ecc even for consumer systems, but given product availability and your wallet you have to make choices. Ecc ram is highly recommended, but not required for any file server. No server hardware, just regular i7 cpu, nonecc ram and regular satadisks no controller. Deze freenas devices doen bij mij alleen maar storage, dus geen tracker, streamer, voip of andere nonfileshare related services. This model supports the aes instruction set extension. I stopped using zfs when i learn that using non ecc memory. Any haswell xeon processor will work as well, but unless you plan on putting this in an enterprise environment the i3 processor is the more economical route. Although i dont mind losing some files stored, there are others that i would like to. Freenas hardware network attached storage from namek technologies. Dustin saved my day and i could send back the wrong memory and get new.
My server sits in the basement and quietly serves up data. Then again, this isnt running a transactional business system. Not using it increases your chances for data loss but its not a huge number to begin with. It is actually considerably safer because of checksums, both at rest and in flight. E protetto da licenza, una licenza che permette a chiunque di modificarlo distrbuirlo ecc. Provide admin password and retype password and press ok. And as ecc memory can recover from some memory issues, whereas nonecc memory has no recovery capability, ecc is the obviously better choice. Nonecc, or nonparity, memory is fine for most systems not running a server. The 8core soc coupled with 16gb of dram that acts as a. On the other hand, with zfs in normal installations having solved the disk reliability problem with raid and ondisk checksums, the next biggest hardware source of data problems is. But the whole ecc vs nonecc discussion is a bit overblown with.
Free to try if you are new to freenas and want to try out the software before you purchase, you can download it from the freenas official website. Dual channel ecc, nonecc, unbuffered ddr4, 4 dimms. This video is a response to a good question someone had about building freenas systems and asking. Plex media server is a great way to stream content to multiple different devices in your home. Regular nonecc ram will have 8 chips and ecc ram will have 9. I typically use plex to stream movies directly to my tv via the plex app for the roku which has proven to be an easy and reliable method of streaming content. Why is the use of zfs without ecc ram not recommended. Cue lots of freenas neckbeards saying ecc is required or your house will burn down, your dog will explode, and the world will be sucked into the 4th dimension by a random wormhole. Want to be notified of new releases in freenasfreenas. An ecc memory will have more stability, and thats why its often preferred by servers and workstations with invaluable data that users cant afford to lose, while a nonecc memory is often used in home system that needs all the performance boost it can get. My freenas server runs off a celeron g550, and supports ecc ram. Since zfs heavily relies on memory its not a good idea to use non ecc ram so i saw that as a must have. Overkill, i know, but i want to be able to encode hevc and transcode with plex at the same time.
The manual is always a good place to start when you have a question that needs answering. There are some edge cases where people have claimed that having nonecc ram can make a bad situation worse in certain zfs instances, but matt ahrens, and basically everyone else in the development side of zfs, has gone on record saying they think that is the feces of the bull. Ecc vs nonecc ram and zfs page 14 ixsystems community. Unless it is in a server, it is 99% going to be nonecc. Freenas in your business freenas open source storage.
Im also willing to consider something nonzfs, provided that it can scrub the files and provided the equivalent of raidz3 or better data integrity reliability. You shouldnt use nonecc ram on any machine that is storing or processing data you care about. My experience with zfs with faulty ram on my test server when doing its first rsync remote file synchronization run. I stopped using zfs when i learn that using non ecc memory was dangerous and could corrupt sane data.
There are some edge cases where people have claimed that having non ecc ram can make a bad situation worse in certain zfs instances, but matt ahrens, and basically everyone else in the development side of zfs, has gone on record saying they think that is the feces of the bull. Getting help with your problem is a lot easier when everyone uses the correct terminology. The freenas forum folks say 8gb minimum ecc memory and dont suggest high performance drives, merely drives with firmware hypothetically optimized for nas applications. Enterprise grade nas storage solution for small and medium sized environments. Im running freenas on a non ecc test box right now to check it out and give myself some time to let it all sink in. Im not dealing with anything entirely sensitive, but im planning on building a very longterm box the one im currently running wasnt meant for anything above 4 or so years, so i would like to know if nonecc memory would contribute to things like bitrot and whatnot. I can remote power cycle using the supermicro ipmi 2. I was going to go down the threadripper or i9 path with a 1080 gpu. If nothing happens, download github desktop and try again. Use freenas with zfs to protect, store, and back up all of your data. How necessary is ecc memory when building a freenas box. Finding hardware powerful enough to support zfs, yet compact and affordable enough for home or small office use is no easy feat. Freenas hardware network attached storage from namek. That may reduce ecc memory costs, which from what i gather can be as much as 1 gb per terabyte.
Ecc ram does provide an extra level of protection, but there is definitely no requirement for it with unraid. After that ill start looking for available compatible hardware in my region to build my actual nas and im sure ill be asking expert advice on that. Freenas, for example, can checksum and rebuild data from parity that has been corrupted but if the data was corrupted in memory before writing then all the protection in the world will not bring that data back. Expanding your ram takes advantage of freenass caching technology with zfs, which caches your most frequently and recently used data available for substantial performance gains.
It wouldnt have data matching the corrupted checksum to overwrite the good data with, plus zfs stores multiple copies of metadata. Freenas storage operating system open source freenas. Met deze software kan een in het netwerk opgenomen computer als network attached storage worden ingezet. Equipped with 16gb32gb of ecc ram, a low power 8core 2. Id like to replace them but i cant recall whether i have ecc or nonecc ram. Zfs on a nonecc system is no less safe than ufs or ext4 on a nonecc system. So there would be alot of demand for nonecc memory. Power on your system and start installation process, select option 1 and press enter. Any haswell i3 processor would work perfectly for freenas.
Freenas takes less than 32mb once installed on compact flash, hard drive or. Ecc ram with non server boards ars technica openforum. You may have to decide whether you want ecc or nonparity. Hi, i just ordered a supermicro x10slmf motherboard. Youre right, zfs devs have gone to great lengths to add many layers of hashing, verification, etc. I have two sticks of nonecc ddr3 lying around that id like to use if possible. Make sure you get the type your motherboard supports. Ive been using zfs for about half a year so far for my storage needs and loving it, while i moved from an atx setup to a mini itx with a fractal design node 304 the subject on using ecc vs nonecc came up. Freenas uses the zfs file system, adding features like deduplication and compression, copyonwrite with checksum validation, snapshots and replication, support for multiple hypervisor solutions, and much more.
The ixsystems freenas mini is the top of the food chain when it comes to performance. I have freenas running as a guest on the internal virtual network with virtual pfsense as routerfw i used the following guide to give freenas access to the 5 disks raidz2. Ive been looking at using freenas and zfs and jbod. Upgrade your freenas mini to 32gb of ecc memory expand your freenas minis total memory to 32gb with 2 additional 8gb sticks of ecc 1600mhz ddr3 ram. Ecc can find and correct some memory errors, but it comes with a performance priceit will slow your system by about 2%.
Freenas is an open source storage platform based on freebsd and supports sharing across windows, apple, and unixlike systems. Ecc ram will help stop that by checksumming the data in ram before it is written out. Lets start by looking at a few terms used when describing ecc memory. How to install plex media server on freenas sam kear. Ive read about using ecc ram with some core i3 processors and some amd processors. Freenas is an operating system that can be installed on virtually any hardware platform to share data over a network. I would argue that running freenas with nonecc ram is a stupid idea, as is running it as a virtualized guest, when the data stored on the zfs volume is important. It has worked very well for me even through upgrades from 9. Freenas mini freenas open source storage operating system. I would also recommend that you always run memtest after installing ram even if you just added more or moved them. I would argue that running freenas with non ecc ram is a stupid idea, as is running it as a virtualized guest, when the data stored on the zfs volume is important. Freenas is a free nas networkattached storage server, supporting.
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