This post has been edited by Moogle Stiltzkin: Jul 15 2017, 10:38 AM
NETWORK ATTACHED STORAGE (NAS) V2
NETWORK ATTACHED STORAGE (NAS) V2
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Oct 23 2013, 02:50 PM
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#1
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This post has been edited by Moogle Stiltzkin: Jul 15 2017, 10:38 AM |
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Oct 23 2013, 09:19 PM
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#2
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This post has been edited by Moogle Stiltzkin: Jul 15 2017, 10:40 AM |
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Oct 24 2013, 03:20 AM
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#3
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This post has been edited by Moogle Stiltzkin: Jul 15 2017, 10:39 AM |
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Oct 24 2013, 08:30 AM
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#4
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This post has been edited by Moogle Stiltzkin: Jul 15 2017, 10:39 AM |
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Oct 25 2013, 05:06 AM
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#5
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This post has been edited by Moogle Stiltzkin: Jul 15 2017, 10:43 AM |
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Oct 25 2013, 07:26 PM
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#6
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This post has been edited by Moogle Stiltzkin: Jul 15 2017, 10:43 AM |
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Sep 8 2015, 08:04 PM
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#7
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This post has been edited by Moogle Stiltzkin: Jul 16 2017, 04:35 PM |
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Sep 22 2015, 05:19 PM
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#8
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This post has been edited by Moogle Stiltzkin: Jul 16 2017, 04:42 PM |
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Dec 31 2015, 11:07 AM
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#9
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This post has been edited by Moogle Stiltzkin: Jul 16 2017, 04:56 PM |
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May 15 2018, 10:15 PM
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#10
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This post has been edited by Moogle Stiltzkin: Jun 13 2021, 06:48 AM |
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Aug 1 2019, 09:40 AM
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#11
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QUOTE(xxboxx @ Sep 6 2018, 10:39 AM) Just realised that all top 3 NAS brands and even Promise are Taiwan company. Taiwan really monopolise this business. in regards to synology lower spec, they talked about it hereAsus seem to be the biggest company among them, so they got the money to keep improving their products. But on the other hand they are the youngest in NAS, and not as popular as Syn and Qnap so there's possibility of the subsidiary being closed down if not making money. Synology seems like the best choice in term of company experience and user choice. But like you said already 2 spoiled, and the spec is lower than other brands. Headache.. https://www.anandtech.com/show/13104/synolo...ynology-america using a less power hungry cpu tends to save on operating cost especially if you have an uptime of 24/7 only if you require high cpu passmark performance do QNAP offer more models geared toward that end. I myself have a TS-877 Asus (Asustor) NAS new line up seems to be catching up https://www.youtube.com/watch?v=ttaTZEjq3RY https://www.youtube.com/watch?v=iQ-Aka6XktQ both asus and syn added btrfs support. that said, raid5/6 btrfs isn't really a thing since it's not stable, so they are effectively layered the regular raid 5/6 ontop of btrfs. QNAP is still sticking to tried and tested ext4. but based on a recent interview by QNAP, they seem to plan adding ZFS to their desktop line up. They already have ZFS (QES) for their enterprise models, but it seems this will trickle down to the more mainstream desktop models. |
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Aug 2 2019, 01:01 PM
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#12
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QUOTE(xxboxx @ Aug 2 2019, 07:33 AM) 6TB for RM560? How many years ago is that? 1600 unfortunately For some years already RM500 can only get 4TB I been using Ironwolf for 1 year so not long enough to know how reliable it is. It got IronWolf Health Management which give additional monitoring than SMART but not sure how helpful it will be. One thing it is better are the temperature is around 44 celcius while Red is around 48 celcius, N300 the worst at 53 celcius. In non air conditioning room. That's their excuse only, they the market leader so for equal spec they can charge more from their competitors. That's a very powerful NAS, with 1700 or 1600? Yeah, no go for RAID-5/6 if using BTRFS. What's your mitigation plan for bit-rot? yes i too am concerned about bit rot and silent corruption also. for now i got raid scrub for ext4..... QUOTE SirMaster Pure bit rot might not be very common, but silent data corruption has been confirmed to be relatively common in many big scientific studies of even modern storage systems with modern disks and hardware. https://en.m.wikipedia.org/wiki/Data_corrup...data_corruption Just check out all the various annotations in that section for many good papers and statistics about real cases of silent data corruption. CERN and Amazon just to name a couple have reported similar amounts of silent corruption. This is really the reason for systems like ZFS and BTRFS as they are far more resilient against all sorts of silent corruptions caused at almost any level of the storage and data usage stack. https://www.reddit.com/r/DataHoarder/commen...enting_bit_rot/ i'm waiting for the zfs to come out for qts.... QUOTE 5. Reliability ZFS was designed to be reliable right from the beginning. People have zpools dating back to the early 2000s that are still usable and guaranteed to not return erroneous data silently. Yes, there has been a few snafus with files disappearing on for OpenZFS on Linux but given its long history the track record has been surprising clean. Btrfs, on the other hand, has had issues right from the beginning. With buggy interfaces to straight up data loss and file corruption. Even now, it is bit of a laughing stock in the community. Make of that what you will. https://linuxhint.com/btrfs_vs_openzfs/ but does zfs require ecc ram to be viable? i know zfs is not perfect https://louwrentius.com/the-hidden-cost-of-...r-home-nas.html but it's got a lot going for it, especially keeping data integrity (end to end checksum) and also alerting the user for files that become corrupted. i'm uncertain that ext4 is up to the task for that https://unix.stackexchange.com/questions/11...sts-of-any-kind https://stackoverflow.com/questions/3134509...d-file-contents i also got other models over the years ts-509 pro (i started out with this, a 5bay. which is good because i needed 5 bays ish) ts-659 pro II ts-653a ts-877 ts-128/ts-228 my latest is a tbs-453dx (i use this for portable the N300 price at first look, may seem attractive, but it's hot and also compared to seagate and wd, it uses more power which means a bigger electricity bill yearly operating cost. in long run that adds to the total cost.... seagate has supposedly better smart test with the ironwolf health management they made. but i heard the hdd is louder than the wd red for noise. i opted for wd reds, although i started out with hgst deskstar nas 4tbs (hgst got bought out by wd) for the syn vs qnap native apps, there are pros and cons for each. but regardless which, i don't trust simply port forwarding the services for remote access. i would only consider using VPN (ideally on router) to safely access the NAS. i'm not too familiar with syn, but with the qnap they added their own vpn integration so that you can connect a windows/mac pc to your QNAP through VPN client and vpn server (they made Qbelt for their native vpn client, although they do support openvpn for vpn server). so at least they did that. neither of these brands bothered with the codec licensing, so i don't take their video native apps seriously. instead i recommend plex and kodi. Or you can use smb to your pc and use mpc-hc for your video playback. This post has been edited by Moogle Stiltzkin: Aug 2 2019, 03:44 PM |
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Aug 2 2019, 11:43 PM
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#13
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QUOTE(xxboxx @ Aug 2 2019, 10:01 PM) Even with my mixed brands the speed still can max out my LAN gigabit bandwidth. yeah i don't know why people think port forwarding nas is a good idea.You treating your NAS more like a PC No matter which is superior, as long as have protection against bit-rot and more importantly data degradation, is very much good already. BTRFS and ZFS provide this as well as self healing. http://www.lieberbiber.de/2018/07/17/impro...-zfs-and-btrfs/ https://blogs.oracle.com/timc/demonstrating-zfs-self-healing Recently plenty case of NAS being bruteforce and ransonware also give good reason to block your NAS from being accessible to the internet. if they really MUST have remote access, then a properly configured vpn is the way to go. myqnapcloud i disable. This post has been edited by Moogle Stiltzkin: Aug 2 2019, 11:43 PM |
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Aug 4 2019, 04:46 PM
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#14
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QUOTE(xxboxx @ Aug 4 2019, 12:02 PM) This is a good article about bitrot, self healing, Copy On Write snapshots, and many more i read before. yes it's the best article i've seen on this topic https://arstechnica.com/information-technol...-filesystems/2/ that said i thought i read somewhere that in regards to end to end checksum for data integrity, zfs is better than btrfs in that aspect. btrfs does add some cool features though. https://unixsheikh.com/articles/battle-test...-integrity.html This post has been edited by Moogle Stiltzkin: Aug 6 2019, 03:00 AM |
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Sep 4 2019, 03:58 AM
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#15
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QUOTE(xxboxx @ Aug 16 2019, 01:20 AM) The cheapest now should be Toshiba. cheaper yes but doesn't always mean better.But it run much hotter, more 5c that WD and more 10c than Seagate. it runs noisier, hotter and uses more electricity annual operating cost. and ontop of that is ? how reliable are toshiba hdds? i don't know. these days i get wd red 4tbs. seagate ironwolf has their IHM supposedly a more reliable smart test mechanism to identify when a hdd is going to die. wd bought out hgst so perhaps there is some technology transfer there. but with seagate? maybe they have improved since last time, shouldn't be an issue. but i think the wd reds came out cheaper? also technically i heard people say the seagate is noisier than the wd red? supposedly. |
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Sep 8 2019, 04:12 PM
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#16
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QUOTE(xxboxx @ Sep 4 2019, 01:41 PM) Interestingly Backblaze is full of praise when talking about Toshiba reliability. You can read their test result at this link is it? Seagate still the highest for failure rate, but it also maybe because they have the most drive. Still I feel it's not much difference between all brands. The hotter issue, I feel all about the same psychically. Maybe it's how and where the sensor is being located. Noise too I didn't notice any difference, maybe cause my NAS about a meter away. QUOTE Goodbye 5 TB Drives Back in Q1 2015, we deployed 45 Toshiba 5 TB drives. They were the only 5 TB drives we deployed as the manufacturers quickly moved on to larger capacity drives, and so did we. Yet, during their four plus years of deployment only two failed, with no failures since Q2 of 2016 — three years ago. This made it hard to say goodbye, but buying, stocking, and keeping track of a couple of 5 TB spare drives was not optimal, especially since these spares could not be used anywhere else. So yes, the Toshiba 5 TB drives were the odd ducks on our farm, but they were so good they got to stay for over four years. yeah but what toshiba hdd specifically? i look at the mentioned 4tb (MD04ABA400V which by the way is a SATA 2, not SATA 3 https://iprice.sg/compare/toshiba-md04aba400v/ ) and thats not the same as the mainstream N300 NAS hdd. If the positive reviews were specifically for the N300 model hdds, then that would be impressive and relevant to most of us wanting to buy a new hdd for NAS. but i did not see this model mentioned in back blaze are any of the data pertaining to the Seagate Ironwolf NAS hdd series? The cheapest and most relevant hdds to know about AFR is the - Toshiba N300 - Western Digital Red - Seagate Ironwolf we need the AFR (annual failure rate) info for these hdds specifically. Only options outside the drives are the much much more expensive, wd red PRO, and etc. Sure if you want highest available capacities and top grade enterprise level specs, then there is a big premium for that. This year i bought at least 2 x wd red (non pro) 4tbs. I saw that the toshiba N300 was cheaper but i opted not to get it due to the reasons i mentioned earlier. This post has been edited by Moogle Stiltzkin: Sep 8 2019, 04:26 PM |
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Jan 31 2020, 07:29 PM
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#17
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QUOTE(xxboxx @ Nov 1 2019, 09:42 AM) Those using QNAP NAS be informed of this latest virus outbreak for this brand i own qnaps, but i don't seem to be infected.Thousands of QNAP NAS devices have been infected with the QSnatch malware NCSC-FI members have not yet discovered how this new threat spreads and infects QNAP NAS systems; however, once it gains access to a device, QSnatch burrows into the firmware to gain reboot persistence. An analysis of the malware's code revealed the following capabilities: Modify OS timed jobs and scripts (cronjob, init scripts) Prevent future firmware updates by overwriting update source URLs Prevents the native QNAP MalwareRemover App from running Extracts and steals usernames and passwords for all NAS users For the time being, the only confirmed method of removing QSnatch has been performing a full factory reset of the NAS device. a few tips i can share to MINIMIZE chances of you getting hacked/infected malware etc 1. upgrade frequently. From your qnap QTS, to your router firmware, to your desktop pc windows OS etc.... everything on your network ought to be regularly updated. Although it probably pays to be cautious by deferring perhaps by a week or 2 if there are no security related patches. For serious issues, update sooner perhaps. look here to find out. better yet subscribe to the security advisory newsletter, they will inform you by email when something serious occurs https://www.qnap.com/en/security-advisory 2. do not port forward on your router and qnap. DO NOT use UPNP. If you insist on remote access to your QNAP, at the very least use a vpn https://www.reddit.com/r/qnap/comments/dgmo...afely_from_the/ 3. disable myqnapcloud, don't use it. If you need remote access, just use VPN e.g. QVPN on the NAS, or better yet openvpn running on your router is probably more ideal. even better if you use a pfsense router loaded up with snort, suricata etc. If your reason for using the QNAP NAS is as a webhost, i would strongly suggest you opt instead for using a proper subscription based web hosting service. Bluehost looks ok 4. Use a strong password. Not 123.... or password.... or these kinds of silly short passwords. Hackers can use brute force scripts that can crack these quite easily..... Also good idea to set a limit login attempts so they can't just brute force without limit without you noticing. Make sure you have notifications setup or at the very least check your QTS logs every now and then to see if there is any weird login attempts or ips you don't recognize, accessing your NAS. 5. BACKUP! If you get hit by malware, you most of the time should just de-sanitize by formating your hdds, reinitializing, and reflash the DOM. After that is all done, you would recover your data from your backup. https://www.reddit.com/r/qnap/comments/dehn...s_not_a_backup/ 6. keep up to date on the qsnach malware here on reddit, or at the official qnap forum https://www.reddit.com/r/qnap/comments/dvh7...nformation_and/ Anyway i follow these tips and i don't have any malware infection since i got a qnap i do think qsnatch is serious, but most of the time, users get infected because their NAS is exposed to the internet because of riskier and perhaps improper settings. Hackers can then probe your NAS using exploits to get around your strong passwords, to then access your NAS to infect it. I suspect this is the main reason for how people are getting infected also to reiterate what xxboxx said, qsnatch malware PERSISTS after reinitializing. So if you are thinking, you reinitialized so the malware should be gone, think again. You have to 1. FORMAT your HDDS to wipe it clean. 2. REINITIALIZE 3. Flash DOM (google qnap flash dom and follow the instructions carefully) 4. I also highly recommend check all devices on your network to ensure they are all secure. Starting with your router.... and your client devicies PC etc... make sure they are all updated with the latest security patches, and using PROPER settings to avoid exposing yourself to the internet unecessarily. Doesn't hurt to also run some anti virus/anti malware scans eithers, cause those things can spread over your network and attack your NAS.... lots of people forget this..... This post has been edited by Moogle Stiltzkin: Jan 31 2020, 07:35 PM |
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Jan 31 2020, 07:49 PM
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#18
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In 2020 probably Q1, there will be qts hero a new OS being released. It's based on ZFS Linux.
https://www.qnap.com/qts-hero/en/ For older models prior to qts hero release, will have to purchase a license for it. However QES models will get it for free. Not all models will support only some. Probably like X77 and X53be series. For deduplication you probably want the former model, but if checksum auto heal is all you need, then the later model will suffice. meaning you get ZFS on linux so you can keep using QTS and all it's current apps since it's linux based. Freenas ZFS is BSD i believe? No other NAS brands out there is using ZFS linux atm afaik. They may be using ext4 linux, or BTRFS. This post has been edited by Moogle Stiltzkin: Jan 31 2020, 07:51 PM |
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Mar 11 2020, 09:07 AM
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#19
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QUOTE(xxboxx @ Feb 1 2020, 01:31 AM) Also create another admin account with different name and disable default admin account. Doing so if hack attempt they need to get the login name right in addition to getting the password right. The password should contain mix of smallcase and uppercase alphabet, numbers and special character with total minimum of 12 characters or more. good tip |
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Mar 14 2020, 04:04 PM
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#20
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QUOTE(ntw @ Feb 25 2020, 06:11 PM) depends.when was the last time you use polaroid for your camera? or are you using modern digital camera and smartphone hence your pics are now digital format. do you have much digital media that requires storage? NAS is a HDD repository for storing ALL your digital media. It is then accessible to all of your client devices on your network e.g. pcs, laptops, tablets, smartphone, ipad or whatever. If the NAS is good, it might even support ZFS making long term storage a bit more secure from data corruption over time aka bit rot. Yes NAS is good for home users as well. NAS can also be used to access remotely, although i recommend only if needed and even then use VPN. so you'd be asking yourself, why not store my digital data on the hdd on my pc? heck why not just store it on an external usb storage device like a western digital elements. well people still do use external usb for their NAS backup. But for your main storage, for a setup e.g. 4 hdds you can then setup raid5, making it easier to pool storage space from multiple hdds into 1 usable storage space volume. also NAS has proper management for your hdds ensuring that it reports when they have issues and require replacing. for storage capacity and how many bay NAS to recommend, depends. how heavy is your data storage requirements? think of your storage requirements for the next 5 years taken into account (because you don't want to replace hdds so soon because you under estimated your storage growth. you waste money) 4 x 4tb in raid5 usually is enough for most people. this is my recommendation. you could go cheaper with 2bay in raid1, but the usable space is only 1 of the hdds. whichever nas you go for, make sure you have a backup for it. cheapest being a external usb storage like wd elements. This post has been edited by Moogle Stiltzkin: Mar 14 2020, 05:34 PM |
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