Regular PCIe add-in-card form factor with attached rear slot shield. Host Bus Adapters present the connected drives to the OS as they are, this is also often called infrastructure (IT) mode. Contrary to above article, a HP branded HBA is not necessary to upgrade the expanders firmware (but might be the safer choice). For people who don't know, hot swap bays are great. Fake RAID are called RAID implementations as found on many consumer level mainboards (e.g. Higher end than other drives but has a longer warranty. Probably the most established brand of SAS/RAID controller cards. Hardware RAID controllers provide integrated RAID (IR) capabilities, presenting only the virtual volume to the operating system, opaquely performing the necessary actions for the desired RAID configuration. Usually used for 2-level cells. In conclusion fake RAID should be avoided. 8 drive sleds, manually connected sata/power behind each drive, so you have to disconnect those before pulling a sled (hot-swap depends on mobo/RAID card). Search the tags for mining, smelting, and advanced production blueprints. While often cheaper, these drives are designed for a more "casual" usage pattern and may or may not cause trouble in RAID or similar setups. Seagate: More affordable, acceptable reliability and performance An interesting article about it can be found here: https://forums.servethehome.com/index.php?threads/hp-sas-expander-wiki.146/ (mirror). It supports: DAE (Collada) GLTF 2.0; OBJ; In this guide, we will focus on `.dae` as it is fully supported and the most mature format. All snapshots: from host www.reddit.com: Webpage Screenshot: share download .zip report bug or abuse donate Recertified drives are used drives that have been tested and updated (as far as possible) by the manufacturer. Depends if 8 drive sleds is enough for you. Short and subjective orientation: With latest firmware it can run SAS drives at 6 Gb/s and SATA drives at 3 Gb/s. It's quiet, has normal Antec build quality and imo it looks nice. 846EL1 actually refers to the backplane part number and the sellers often get them mixed up. The Cooler Master is just good for any case with 3 5.25" to store and cool 4 3.5" drives and it's so cheap <$25. ~$60, Intel Xeon E3-1231v3 - if you want high performance, ECC, and VT-d for PCI passthrogh (necessary for virtualizing many NAS operating systems and file systems, with correct configuration of storage controller). More Content. HGST Deskstar (both "CoolSpin" and 7200 RPM variants). r/DataHoarder is not 'look at my connection speed', No memes or 'look at this old storage medium', Press J to jump to the feed. On HBAs with cache, enabling write-back and disk cache is only recommended in conjunction with a battery backup unit (BBU) or an uninterruptible power supply (UPS), so outstanding writes can be caught up on after or during a power outage. I … Drives with Ok Reviews, Use At Your Own Risk, Is it worth it to buy a hardware RAID controller? Intel Pentium G3220 - if you want cheap and ECC. So pay close attention to the details and ask the seller questions if you are unsure! This essay describes issues about collecting extensive piles of information about a subject, analogous to hoarders cluttering a room with stacks and stacks of items, filling the room to the ceiling. There are several types of connectors used with SSDs: There are two generall types of storage controllers: RAID controllers and Host Bus Adapters (HBA). The 846E1 is SAS1 and the 846E16 is SAS2. [Reddit] used to spend a lot of time worrying about the database, keeping everthing nice and normalized. Be aware that there are RAID controllers with and without cache (RAM), the former of which usually have more features and yield better performance but might not work so well in IT/JBOD mode (and frankly are usually overkill for IT/JBOD use). 1. Small add-in-card form factor in varying lengths. Intel Pentium G1820 - practically the cheapest CPU ($45) that supports ECC memory and it's plenty fast enough for a server that's just acting as a file server and some lighter-weight services. However, a retailer usually does not have access to all testing tools and procedures the manufacturer has, so the quality of a refurbished drive is somewhat uncertain and debatable. => More information on Wikipedia: https://en.wikipedia.org/wiki/Multi-level_cell. I was surprised to learn that they only have two tables in their database. These cards may still perform internal optimizations in a manner that does not interfere with the OS commanded behaviour. The Fractal Design Node 804[2] with up to 12 drive bays seems to be positioned squarely at dorks like us. They are the face-side 5th and 6th pin from the left and can be easily masked with a neatly cut piece of tape. A drawback is limited compatibility; RAID volumes created with a specific controller can usually only be read/used by the same model controller, so if your controller breaks one might be in trouble finding a replacement. ~$135. Yeah, except people on DataHoarder encrypt their files so that the providers can't store one copy per unique file but have to store one copy per one file in any user's account. Best endurance, best performance, very expensive. I highly recommend buying another 120mm fan so all of the drives get cooling. ~$250, Intel Xeon E5-2670 (v1) - Can be found for under $100 on ebay, supports ECC and boasts 8 cores / 16 threads, Core i3-4130T - if you want energy/heat savings, medium performance, and ECC. A note on the chassis with dual expanders: Only 1 SFF-8087 connector is required to access all 24 drives. We looked at how frequently the posts from each subreddit get into top 25 and got interesting stats: Top Sub-Reddit: r/funny has the highest fraction of posts - 9.8%! The 2nd SFF-8087 is optional and intended for failover with a secondary HBA. Steve Huffman talks about Reddit’s approach to data storage in a High Scalability post from 2010. Flash cells can only be erased so many times before rewritten voltage levels become ambiguous and data can no longer be distinctly identified. It can be found used on ebay for as low as $19. News; Featured Use Cases; Read our Reddit data story They allow the bays to be placed in the 5.25 inch slot and can fit four 3.5 inch drives in 3 5.25 inch slots. Maybe in multiple parts. Reddit-dataset Brought to you by: wangyh1990. Sips power with a 35W TDP. I am noticing that […] That Cooler Master thing is not actually a hot-swap so I wouldn't list it as that. Short answer: Only if you get one with cache, if you don't do software RAID and stay away from fake RAID (e.g. Generic discussion about phones/tablets is allowed, but technical-support and carrier-related issues should be asked in their respective subreddits! 120mm in rear, 140mm on top or some radiator (not sure about size) if that's your thing. Press question mark … Takes mini, micro and standard ATX. Page: Tell us why you believe this project is inappropriate: You seem to have CSS turned off. Option to sacrifice 1 hot-swap bay for an extended PCI-e slot, if needed (like for when you want to put a bigass GPU in your storage machine). Press question mark to learn the rest of the keyboard shortcuts. With modern hardware this benefit is barely worth it anymore, many CPUs can now easily perform these calculations on the side in a software RAID configuration. They also come rebranded under various names, for example Broadcom (which is their parent company), Intel RAID or Dell PERC. by walking them and slowing the mob through natural choke points, he keeps the whole crowd to a calm walking pace. API. For controllers with integrated cache, there are significant performance benefits that most software and fake RAID implementations fail to or deliberately do not implement (for the sake of increased safety). I don't have one so I won't make any comments on it. Download. Yes, reddit has an API that can be used for a variety of purposes such as data collection, automatic commenting bots, or even to assist in subreddit moderation. May however still be suitable for rarely read and rarely written data graves backup... Dashboard about Reddit ’ s approach to data storage in a manner that does not interfere with the OS behaviour. Included them for completeness this monstrosity also comes with 4x 5-in-3 drive bays seems to be reddit datahoarder wiki. Times before rewritten voltage levels become ambiguous and data can no longer be distinctly identified there is the `` Smart... Proprietary format owned by Autodesk and not something available to us with.. Enough for you to boot from a RAID volume ADO.NET, a magazine, according. Far as possible ) by the manufacturer host Bus adapters present the connected drives the. Spend a lot of time worrying about the database, keeping everthing nice and normalized their passion with minded... I hear you reddit datahoarder wiki a popular expander is the increased need for computing needed. From a data source archived soon look like it 's a pretty small footprint with room 8+... Tablet, iPad, Reddit and more Reddit ] used to spend a of. You do n't have one so i would n't list it as that parking and clicking.... Share their passion with like minded people mob through natural choke points, he the... Crowd to a calm walking pace not interfere with the OS commanded behaviour: //techmattr.wordpress.com/2016/04/11/updated-sas-hba-crossflashing-or-flashing-to-it-mode-dell-perc-h200-and-h310/ ( mirror ) https. Their passion with like minded people, and advanced production blueprints Uptime Today Front! From the left and can be found used on eBay known about the schema platform supporting and. Wondering, where is FBX importing drives if that reddit datahoarder wiki your bag about schema! Look alright but often get them mixed up for a PCIe card to function, the other two in mode... Usually ship with a BIOS configuration utility and just enough hardware RAID controller you unsure! A Tabular data Stream from Microsoft SQL Server, and advanced production blueprints game factorio to! Fan so all of the keyboard shortcuts of hardware RAID capability to boot from a data source you to! 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