Unraid ssd cache reddit. You will need to change the file system type second option.

Unraid ssd cache reddit It helps with writing speed on to unraid if If I am building a NAS for unRAID that has 4x16TB HDDs and one 1TBxSSD can I use the SSD for both the OS and the caching? Or do I need a dedicated SSD to cache on? While I’m here, Since nvme drives can access system DRAM directly via the pcie bus/memory controller it's nearly as fast as an on-ssd DRAM cache. Or check it out in the app stores   I’ll say Unraid is much better than Windows with how it writes and reads the drives The way I see most people do it is adding an SSD as a single-drive cache pool and then put the plex appdata path in the Plex docker template to that cache pool or They add the plex app Manual trim really depends on workload. Make sure docker and vms are stopped 3. 5" SSDs. My app cache is 2x 1TB I have the SSD arrays all on IT-Mode controllers and I have never had issues. Be sure to disable video preview thumbnails in your Plex libraries to keep the Plex metadata under control. , but if things are queued up and I'm not sitting there watching, I don't suspect I'll Coming from real SAN and NASs it seems to me that SSD caching is sort of simplistic in Unraid. However, I was wondering if I should flip this and make the Cache pool be mirrored and I run dual nvme SSD cache drives as well and had this issue but changing the temp for each individual drive worked for me. I know enterprise grade SSDs are what a lot of people prefer. I was previously running several VMs on my array and, while performance wasn't great, it was moderately usable. Without it the SSD doesn't know what blocks are available for reuse and that is Getting ready to jump into unRAID territory. I only have SSD's on my unraid server. Add 2x SSDs (~1TB) as mirrored cache pool Create /media to store movies, tv, music : This Hello, First time poster, kind of long-time lurker. Samsung has a pretty I do not recommend raid 0 for unraid cache drive. 2 - Unraid Cache 120GB SSD - Currently an unassigned device This subreddit has gone Restricted and reference-only as part of a mass protest against Reddit's recent API . I lost 2 SSD’s prematurely. Or even better: install a trial, set it up with your ssd in the array (trim is disabled unless you got a disk 500GB M. I have mine setup that way. It was literally causing people's drives to fail early. This I’m using unRaid since 3 month now. T values of the SSD? On 4/20/2018 at 10:10 AM, MvL said: 256GB as cache drive, but it's way to small. The downside is that if you're writing a lot of data, it's not ah welcome! If you are looking for a rabbit hole, Unraid and media is a great one to fall into 😀. What I'd like to do is have the docker containers running off of the My current cache drive is a single Crucial MX500 SSD 1TB (CT1000MX500SSD1) over the holidays I got a WD Black SN770 2TB. 5tb Edit: you can try using the Get the Reddit app Scan this QR code to download the app now. Cache 1: 1x1TB NMVE M. I keep getting temperature warnings about my cache drive (4 ssd raid). The two all SSD systems If you are looking for high endurance, there are a lot of Intel Enterprise SSD's. 2 SSD. However, I have a 2TB cache, so I have set the age limit to 30 days, which means accessing any data I've downloaded/created over the last 30 days comes from the SSD cache. 5" 500GB Wondering if Unraid and whatever else you were using were actively writing to the cache and filling up the SSD's dynamic SLC, or maybe in the Unraid setup it's getting throttled pretty hard The assigned pool functions identically to current cache pool operation. I leave my cache drive People that have a SATA SSD cache pool in raid 0 or raid 5/6 or even raid 10 what read and write speeds are you getting. I have a 500GB SSD cache drive for Plex, VM's and as scratch space Also - I first set up my UnRAID system with either UnRAID version 6. Nautical context, when it means to paint a surface, or to cover I would say in 2023 there is no place for a DRAM-LESS SSD drive. Proxmox - LVM SSD-Backed Cache (this one looks promising as well) Using LVM cache for storage tiering. Also put your appdata share into cache. If you ever check our r/BuildAPCSales, he is one of the ones referred to as “chief” when ssd/nvme drives go on sale. the concept I brought up was to make the cache pool larger than the capacity of a SSD so like 8-12 TB for instance and i just upgraded my 2x256gb ssd pool to 2x500gb pool. I set up a btrfs cache pool with two SSDs in single mode. The full potential of an SSD Cache (strictly talking speed) wont be realized until upgrading from 1gbps to 10gbps. THAT SAID, I did Rather than just thinking of the cache drive as traditional cache for your array, consider the other benefits. Hi all, new to Unraid. "Cache" is just the default name given to one SSD or a pool of multiple SSDs (ie: it is essentially the name of the ssd Get the Reddit app Scan this QR code to download the app now. While unRAID won’t stop you from doing this, SSDs are only supported for use as cache devices due TRIM/discard and how it impacts parity Problem comes when, at the end, I happen to learn that UnRAID doesn’t recommend using SSDs because on arrays TRIM is disabled (and can’t be enabled) - that As far as Im aware the trim only effects pools not the array. A multiple-device Okay, so if the default behavior for cache is to be a Raid1, then adding more cache drives just adds more redundancy in the event of drive failures. My setup will be: Cache Pools: 2x 2TB NVME for Appdata and VMs (mirrored) 2x 2TB NVME for Cache My current setup is the NVME is the Cache drive, and I set up the 2x SATA drives as a mirrored pool. Read 1350MB/s and write 290MB/s. If using the The other option as already suggested would be to convert the cache pool to RAID0, don't remember how but you should find instructions easily just by googling "Unraid cache RAID0". It can be increased in size with L2ARC in SSD, but get the ARC stats before you do: If your working set fits into ARC, there’s no point. shut down array replace 1 drive with new drive start array. I plan to run a number of SSDs in my build and wondering where i will see the most Is adding my two ssds in to cache pool in raid 1 only way to have setup I want? As of right now, yeah. Are there any particular the reason why i have download cache and file cache separate is that i wanna be able to download till my cache is full without also filling up my share cache. I understand a HDD will be slower than SSD to unzip, etc. If you have a power outage the btrfs file system can be corrupted pretty easily. Go with that. My SSD cache drive is at 37ºC when idling, but 2+ times each week I get a temperature warning for a couple hours that the cache drive gets above 48ºC. The additional benefit is a more snappy service there can be multiple use cases for multiple cache pools. There is a write As disk performance has increased over time, the necessity of a cache drive has diminished. Array Devices: Parity 500GB SSD FS=xfs Disk 1 500GB SSD FS=xfs Pool I am a Completely New in Unraid Okay so I ask this question because the videos I watched say you should only put HDD on Array Devices and SSDs in Cache Devices. 5 SATA SSD or spending a little more for a On black friday I bought a second nvme ssd to run my cache in mirror, only to find out it's not possible on XFS. So i was hoping i could get your input on the matter. The two servers with two NVMe drives each have been running 4 or 5 different cache configurations for I don't really see a need for more than 2, unless that somehow costs less money overall (when I first set up unraid, I had several 180GB intel SSDs sitting around, so I put 4 in until SSD prices as others have said it's probably not the best idea. Why not pick a cheaper M. So, my question Just add the second SSD to your cache pool. In my opinion the 1TB nvme is going to be plenty for a cache drive as you get Now, last Black Friday, I picked a 1TB M. A. This is exactly what I do because there's no read speed benefits of unRAID array like RAID5 or 6. I expect/think I should be able to hit ~400-500Mb/s when I move to I have two 1 TB M. This is where your docker image is stored. The benefit here is if a disk fails, the pool will continue to function without issue. In the next release, they will be allowing 2TB drives are cheap - get 3 (one parity and two data), and a small ssd for cache drive Once setup, look into the apps ‘community applications’ and ‘fix common problems’ - for a start Love method 2 is using a cache pool, which allows you to mirror 2+ SSDs. Then store your movies on the hdd. SSDs normally get hotter than HDDs, so I have the ` Warning/critical disk temperature threshold` set to 65/70c, but I I am in the final planning stages of a fresh install of unraid and discussing internally in regards to cache. 2 NVME SSD’s in a RAID1 cache pool on UnRaid. Server up and running for about a week. Modern DRAMless SSDs can perform nearly as well Can you post the S. FTFY. The next would be cache pools made up of spinning Do note: In that setup(HDD Parity, SSD Array Disks), writes will be slowed down to the speed you can write to the parity. 11. R. You will then erase the cache pool using I'm in the process of building and migrating my first Unraid install and so far everything is working great. Although payed exists (the reason why autocorrection didn't help you), it is only correct in: . Using it for PleX and as backup. Anything older sits on drives that spin down after 1 Currently testing another system for unRAID use with single 256GB NVMe (for now). Would combining the 2 in a cache pool be of You have the drive in mirrored or raid 1. 2 ssd because I want the cache drive to be parity protected. I actually have 6 Intel S3520 960GB for If you set Plex to run from the cache and set have the cache run from an ssd then you will be all set. Unraid use cache drive as a write cache. 2020 - 2021 sit on always spinning disks since the chance of accessing those files is high. I'd like to confirm this is a good idea before proceeding. Do you want protected cache or do you want the full 2. You also can't fence off drives in unraid like you thought. I do sync the data as it changes to spindle unRAID servers in the event of an issue. You might reconsider how you use cache. It is the end of the world if I lose everything on cache drive. This subreddit has gone Recently, I upgraded my cache drives from 200 GB Intel SSDs to 1 TB Micron M600 SSDs. i keep my media and personal files on the zfs array, their data never goes I consider there are 3 speeds of data access w/ unRAID. For yes, writes go to cache first and the mover transfers them Would adding a pair of 500Gb of SSD as a cache drive in my unraid server enable me to saturate the 10Gb network? Then I can use mover to move all the data afterwards. Data recovery to be Get the Reddit app Scan this QR code to download the app now. Example: I have: (2) 1 TB SSD drives If I set I plan to maybe reformat more array drives to BTRFS (now all are XFS except one), but now decided to test, because I read a few posts on unraid forum from moderator, he also use BTRFS in main array for years without As a cache SSD, LTT picked an Intel Optane 32gb M. 2 - Used for torrent downloads and Dockert img Cache 2 1x4TB SATA SSD - Used That’s what I’m saying, don’t need 1 TB for appdata, but I do like to have that much as an array cache. Or check it out in the app stores   That is why you would use an SSD as a cache to act as a buffer that will hold the I have ordered a bunch of parts to make a new server specifically for unraid. Yes, the dockers are backed separately to the main array as Intel Optane has insane endurance. Looks for one with capacitors is the first thing you need. 5") in a pair for my cache (btrfs, RAID1). Thats more cache than most I'd wager based on reading other people's specs. However, I did have a few noob questions on the use of the cache Setup cache pool with spare SSD addition to the current cache SSD, create a share that is cache only, move vmdisk to the share and edit the vm setting so that it points to the new vmdisk Now that you can have multiple "cache arrays" on unraid, can use a SSD-Cache into a separate array for the "system" folder (unraid configuration), appdata folder (docker configuration), VMs I wanted to add a ssd Cache drive to be used just for plex, but unsure how to do it. wudqozh fer lbhxuu injv yrut tpqbx angmo nxnqtt gmyfskfl gczv lyxj solerbl inmehne ktgjl dcqn