If you're not going to replicate then use snapshots and a backup and enable the recycle bin while you're at it so you have a spread of options. By. However, each shared folder. Subvolumes. You can browse and restore snapshots using Snapshot Replication, File Station, Windows File Explorer, or other file protocols. They protect you form ransomware, file corruption, and even dumb deletes, all at. Your data in safe hands with Btrfs 1. For we works great for File Server (SMB mostly). 8. FS-series. Procházet a obnovovat snímky můžete pomocí Snapshot Replication, File Station, Průzkumníku souborů Windows nebo jiných souborových protokolů. Snapshots can further build on data protection in btrfs by providing historical data. File System Types. The way BTRFS snapshots work is that they do not include subvolumes inside other subvolumes when making snapshots,. We had LUNs on UK1. 4. Full-Featured Operating System RS422+ runs the Synology DSM operating system, offering dependable storage, efficient productivity solutions, extensive backup options, and solid security. On one computer I have some archive Microsift Outlook pst files, which will even change on opening. Snapshot Manager for VMware/Windows: Application-consistent snapshots; Synology High Availability (SHA): Ensures the reliability of LUN and iSCSI services. To take a LUN snapshot: A snapshot of a LUN is a point-in-time, read-only copy of LUN. Both Synology and QNAP give users the option of using Ext4. Select a time range no shorter than a week by specifying the start and end date. A minimum of 4 drives is required. Not really an issue unless you have an enormous number of files. Snapshots are not something you transfer to other machine. The BTRFs filesystem is supported by Synology on all of their NAS devices. However, each shared. We set the shared folder so there's a snapshot taken once every day using the new capabilities of Btrfs. Select a shared folder you wish to remove the snapshots of. According to your environment and needs, you can choose to replicate shared folders to another Synology NAS or another Btrfs volume on the local Synology NAS. With the introduction of btrfs years back, Synology DSM opened up the ability to take snapshots. BTRFS is the single best feature of a Synology! This video goes over the top 5 features. Read and follow the instructions on the pop-up window. Shared folders located in volumes using the Btrfs file system; LUNs created as Standard LUNs with storage acceleration or Advanced LUNs; Snapshot Replication has defined the limits of the following maximum numbers of retainable snapshots: 1024 snapshots for each shared folder (or 256 on certain Synology NAS models) 256 snapshots for each LUN sudo btrfs filesystem defrag -yvr /volume1. Replication is what you use to get your snapshots and the data to another Synology. You should be able to suspend the scrub command with btrfs scrub cancel /dev/mapper/<device>. So, likely it will work. txt The "-f" option sends the subvolume to the destination as a stdout file, i. If it doesn't, then the issue is the Synology patches to btrfs. Thus we decided to turn off "copy on write" (in Synology terms: Advanced Data Integrity Protection) for the most intensive used volume. Storage Manager Btrfs File System Last updated: Sep 26, 2023 Purpose This article explains how to create a large volume up to 1 PB in size. Backed up data to USB drives. You can browse and restore snapshots using Snapshot Replication, File Station, Windows File Explorer, or other file protocols. To check the space consumption of snapshots: 1. corruption through file self-healing and allows for the reversal of unintentional or malicious changes through fast snapshot technology. Note: You can press and hold Ctrl or Shift to select multiple items. corruption through file self-healing and allows for the reversal of unintentional or malicious changes through fast snapshot technology. Next-Generation File System Btrfs is a modern file system designed to safeguard data integrity through metadata mirroring, file self-healing, and fast snapshot replication. For USB backup use Hyper Backup. tmp; mv -f foo. exFAT is best option for USB drives. Thanks for providing your logs. Snapshots are readonly unless they are mounted as a share folder -#snapshots visibility I usually recommend turning it off unless you need it when browsing the snapshots via dsm file station (antivirus software won't understand that #snapshots isn't a folder and can end up scanning every single snapshot that will have mostly identical data), on windows pc. • 7 yr. 49-17. On certain Synology NAS models and under specific conditions, this file system also allows you to create a Btrfs volume of up to 1 PB in size . Learn more about Btrfs. Block-level data protection. tmp; mv -f foo. Snapshot Replication (available on Synology NAS models that support Btrfs) includes options to take snapshots on demand or configure schedules and retention policies. But why then claim support of btrfs? Snapshots, and send/receive are part of btrfs. Select a time range no shorter than a week by specifying the start and end date. Do the following according to your DSM version: Go to the Storage page. Starting Syno Data Protection - Btrfs Snapshot Count Sync. Using a synology nas they offer either ext4 or btrfs as the file system choice, and I was basically told by them ext4 is faster. If data are already corrupted, you might not be able to restore the data via an onsite backup solution (e. This is a great solution to quick backups that uses the btrfs and is a win. FS6400, FS3600, FS3410, FS3400, FS3017, FS2500, FS2017, FS1018. Hi, to protect my backups from a windows backup application. The source periodically makes snapshots using the built-in. 1; Confirm your settings and click Done to create a. Others: 4,096. A Replication is a mechanism used to sync snapshots of shared folders or LUNs between the sources and destinations. What would be the optimal number of snapshots to retain for each period, such that both frequency of retention (recent history) and length of. After extracting the downloaded file, follow the steps in the README file and execute sudo . This article will show you how to create a Btrfs volume and work with Btrfs snapshots on your Synology NAS. Learn more Btrfs is a copy on write file system. This article is part of a series of articles that takes a closer look at Btrfs. We upgraded uk1 and uk2 to DSM 6. Go to the Volume page. jessfraz reopened this. You have the /@ subvolume mounted in /, so there is no such file with that name. BTRFS is not an option for USB drives on a Synology. Sự cải tiến này giúp NAS thực hiện nhiệm vụ lưu trữ và bảo vệ dữ. 5K views 2 years ago Synology Tutorials. HD-series. If you have a standard Ubuntu install with / at @ and /home at @home, running ls will show two items: @ and @home. If you don't need snapshotting or subvolumes, but need performnance, then go LUKS + XFS or F2FS (for SSDs) route. . Without earlier snapshots, blocks might only be deleted after compression, but if snapshots hold blocks they will be preserved and their compressed data will be stored ADDITIONALLY. You can correlate two lists together to get sizes of each subvolume/snapshot. Shared folders located in volumes using the Btrfs file system; LUNs created as Standard LUNs with storage acceleration or Advanced LUNs; Snapshot Replication has defined the limits of the following maximum numbers of retainable snapshots: 1024 snapshots for each shared folder (or 256 on certain Synology NAS models) 256 snapshots for each LUN Funkce Snapshot Replication (dostupná u modelů Synology NAS podporujících Btrfs) obsahuje možnost pořídit snímky na požádání nebo nastavit pravidla plánování a uchovávání. When an SMB client issues a request to copy duplicate data (via FSCTL_SRV_COPYCHUNK), this module maps the request to a Btrfs clone range IOCTL, instead of performing reads and writes required by a traditional copy. jessfraz on Jan 14, 2015. Btrfs on more models. btrfs subv delete <path and snapshot name>. Btrfs（B-tree file system : バター エフエス、またはB木 『ビーツリー』 エフエスと読む ）はLinux向けのコピーオンライトのファイルシステムで、オラクルによって2007年に発表されGNU General Public License (GPL) の元で公開されている 。 Btrfsはサン・マイクロシステムズのZFSファイルシステムの影響を受け. Back to the original question: I originally made all my array drives. Use Btrfs subvolumes with systemd-nspawn. On startup of the server it tries as BTRFS test snapshot, which failes (inapropriate iotcl for device). Btrfs—short for "B-Tree File System" and frequently pronounced "butter" or "butter eff ess"—is the most advanced filesystem present in the mainline Linux kernel. I think I have a game plan but wanted to check with you guys to verify my steps. Any snapshot protection only gets you so far in case things go really bad (but with the raid setup to protect against disk failures and btrfs snapshots that might be very helpfull to protect nicely against a ransomware attack, that is still a good start). Is there any documented "clean" way of setting up. 8TB", "Used 12. Creating a 1 PB volume. Btrfs file system and non-encrypted shared folders were used during the aforementioned testing. This video looks at a few of the reasons why you need to use BTRFS!📌 Data Scrubbing Tutorial: am looking at using btrfs snapshot capability to make a snapshot of data, so our developer can use the snapshot for testing instead of production data. Background noise: 16. 1. AFAIK in the Synology UI everything is managed in the Snapshot Replication app, even if you don't replicate them. To check the space consumption of snapshots: 1. While full data backups are better for data protection, snapshots allow for a layer of data protection while. Rationally, you must decide if you want. Synology 4-bay NAS DiskStation (DS918+) Summary: Four-bay RAID 5 class NAS powered by quad-core Intel Celeron CPU with upgradeable 4 GB RAM, dual gigabit Ethernet ports and two M. I am running a Synology NAS (BTRFS, NAS type: RS2416+) I have a shared folder I wanted to migrate to another appliance, and I would like to move all snapshots that have been running (some to a year back) via Synology's Snapshot and Replication app. As mentioned above, when picking between Btrfs vs. I am looking into BTRFS (seems like snapshot is the biggest benefit). 2 before. 62GiB 1. Models. That are many copies of the past years (even an ‘antique’ DS412 + from 2012 can handle it – provided it is kept up to date in terms of operating system), and in this article we assume that your NAS uses BTRFS (works differently). This will copy whole shares (and snapshots) to another disk as a whole instead of copying microscopic files. A minimum of 4 drives is required. In rare cases you might want to delete files from snapshots. . You must confirm that the source and destination NAS are both using the BTRFS file system to proceed. Oldest Latest Most likes Most comments Telos @telos. It would be pleasant if there would be a Windows commandline possibility to do this automatically. HD6500. If you control the filesystem layer (i. Data integrity protection. HD-series. With its compact 1U form factor and powerful Synology DiskStation Manager (DSM) operating system, the 4-bay Synology RackStation RS422+ is an affordable all-in-one solution for small businesses and homelab owners looking to meet their daily data management, sharing, synchronization, and backup needs. In some ways, btrfs simply. Data deduplication requires at least one Btrfs volume that only consists of Synology SSDs. HD6500. Download Datasheet. A minimum of 4 drives is required. , Snapshot Replication or Synology Drive) because the backed up or synchronized data may also be corrupted. Snapshot Replication (available on Synology NAS models that support Btrfs) includes options to take snapshots on demand or configure schedules and retention policies. Click Snapshot and choose Take a Snapshot. Without earlier snapshots, blocks might only be deleted after compression, but if snapshots hold blocks they will be preserved and their compressed data will be. (I did not down vote your comment about snapshots or encryption even thought Synology does let you use snapshots with encryption) No if your thinking of restoring individual files from the encrypted file (can't work because the encrypted files are on top of btrfs as like another filesystem due to the way Synology implemented it)Btrfs: We recommend selecting this file system because it supports advanced features, including shared folder snapshots and replication, shared folder quota, and advanced data integrity protection. Snapshot replication takes things a step further and allows you to replicate a folder with snapshots to a different Synology NAS (or locally). Btrfs Snapshots Ransomware proof? Let's say I have a Synology Diskstation with DSM 6. # mount /dev/sdXY /mnt/blah # btrfs subvolume list /mnt/blah # umount /mnt/blah or alternatively with: # btrfs restore -l /dev/sdXY | grep ROOT_ITEM Afterwards you use btrfs-find-root to get the block number to which you want to revert (usually the one just before the maximum one which is the current root). In the BTRFS mode, snapshots are taken using the BTRFS file system. Type 40AE microphones, each set up 1 meter away from the Synology NAS at the front and rear. You can browse and restore snapshots using Snapshot Replication, File Station, Windows File Explorer, or other file protocols. Click Remove. Whether for work or play, Synology offers a wide range of network-attached storage (NAS) choices for every occasion. On a quarterly basis we rotate an. AB & Replication are not that hard. Select the ext4 volume you want to remove. Go to Snapshot Replication > Snapshots. Delete the 4tb drive. 264 4K video streaming2 Compact yet Powerful Storage Solution Synology DiskStation DS218+ is designed for home users or small businesses pursuing aIt uses modern btrfs file system to create copies of shared folders and LUNs, then replicates these to other Synology NAS. Select a shared folder and click Snapshot > Calculate Size. touch foo. Copy everything from Volume1 to Volume2. Shared folders located in volumes using the Btrfs file system; LUNs created as Standard LUNs with storage acceleration or Advanced LUNs; Snapshot Replication has defined the limits of the following maximum numbers of retainable snapshots: 1024 snapshots for each shared folder (or 256 on certain Synology NAS models) 256 snapshots for each LUNSelect Remove. Series Models; HD-series: HD6500: FS-series: FS6400, FS3600, FS3410, FS3400, FS2500,. Your data in safe hands with Btrfs 1. Piggybacking on others, you use mkfs -t btrfs <device>. Ext4 for Synology NAS devices, most users should pick Btrfs for the data integrity benefits that it provides. Recommended for general use. Now, that said, I've seen Synology and Netgear NAS's (both use btrfs) hosting VM's for years without significant corruption on large guest VM virtual drives. However, many of the capabilities offered by btrfs, including snapshots, compression, encryption, deduplication, RAID, subvolumes, and checksums, are not supported by ext4. jessfraz mentioned this issue on Jan 6, 2015. HyperBackup to remote NAS and/or C2. FS6400, FS3600, FS3410, FS3400, FS3017, FS2500, FS2017, FS1018. Click Set Time Grid under the Space Reclamation Schedule section. Data Storage. 2 and above versions support instant snapshot and restoration; Maximum number of concurrent LUN backup tasks: 1; Minimum LUN size: 1 GB As mentioned above, when picking between Btrfs vs. Snapshots are made in the source drive and should be turned on no matter if you do further steps. Btrfs is the recommended file system to use in most scenarios. if your btrfs partition is /dev/sda1, it would be something like "mount /dev/sda1 /mnt". We begun testing BTRFS based "Snapshot and Replication" application rather than our own way of doing things. Super easy. Launch the EaseUS Data Recovery Wizard, choose a NAS server, and begin the recovery process. It seems the snapshot allows for a warm spare which could allow you to so some work in cases where you had a vpn connection between the two locations. There are options for adjusting thresholds, but I just went with the default command. S. Storage Manager Btrfs. Shared folders located in volumes using the Btrfs file system; LUNs created as Standard LUNs with storage acceleration or Advanced LUNs; Snapshot Replication has defined the limits of the following maximum numbers of retainable snapshots: 1024 snapshots for each shared folder (or 256 on certain Synology NAS models) 256 snapshots for each LUN Select Remove. • Back up your Synology NAS: Hyper Backup offers a wide range of destinations for backups of your NAS, including on-premises and cloud. nazump • 3 yr. Note: You can press and hold Ctrl or Shift to select multiple items. Freeing up volume space by deleting snapshots. Choose "NAS Recovery" from the software's menu when it opens. You can browse and restore snapshots using Snapshot Replication, File Station, Windows File Explorer, or other file protocols. The price-performance ratio in this storage dimension is perfect. Snapshot Replication (available on Synology NAS models that support Btrfs) includes options to take snapshots on demand or configure schedules and retention policies. When the conditions specified in the Environment section are met, you can create a volume that is larger than 200 TB and up to 1 PB. ago. - you cannot use the BTRFS snapshot folder (a cool feature of Synology BTRFS options) while the encrypted share is mounted; thus you cannot easily browse files of prior snapshots, and therefore much of the convenience of snapshots is reduced, forcing you to unmount an encrypted share before accessing any snapshots Snapshot Replication (available on Synology NAS models that support Btrfs) includes options to take snapshots on demand or configure schedules and retention policies. If you plan to use all the capacity of the volume stick to ext4. I've tried to connect it to a ESXi host and the connection works but I never tried to backup a VM. These developers built a file system with the best data integrity and the most. Install the 6tb drive. You're also combining backup and sync tools and not distinguishing if you're backing up to the NAS or from the NAS. I reduced the number of snapshots but without affecting the occupied space - see extract. You can confirm that by looking how much of the shared data is used by snapshots before and after defragmentation (see btrfs filesystem du -s /path. 78GB of allocated metadata, which seems somewhat odd (too much allocated metadata). service. But the column "Exclusive" shows the sum of space that is consumed by all snapshots of this share. Then in "/mnt" you should see your "@" and "@home. ZFS has nice caching/special allocation device suppiort + RAIDZ. Click Remove. Data deduplication is only supported on Synology SSDs and specific Synology NAS models ; The Btrfs file system is available on specific Synology NAS models only ; A storage pool must be comprised of drives of the same type. ago. User quotas for each shared folder. It will copy the data for you and then. FS-series. Hi, You need to delete that data/folder from all the snapshots. Aug 29, 2017 Is this a BTRFS file system? If so, snapshots don't take up space in the same way as an ext4 volume. Do the following according to your DSM version: Go to the Storage page. Enter the password of your DSM account and click Submit to confirm the removal of the volume. With Btrfs you get self healing, snapshots, copy on write, background file system checks, online defragmentation, and much more. Added support for the configuration of date and time formats in personal account settings and Control Panel. However, you can enable Pin all. A subvolume has always inode number 256. From what I can see - the DSM system doesn't use BTRFS based snapshots and replication - it still uses the older way on the ext4 system. A Replication is a mechanism used to sync snapshots of shared folders or LUNs between the sources and destinations. Main features: Data protection features, including snapshot, replication, and point-in-time recovery. However, you can replicate snapshots to a remote. R. Click Snapshot > Snapshot List. 8. Local appliance data is protected by Btrfs snapshots on NAS shares and iSCSI LUNs, which can be scheduled or run manually from the Snapshot Replication app. The shared folder must be located on a Btrfs volume. My understanding is that rebuilding that kind of loss from SnapRAID would be a long process if it were even possible at all --. Share. Hi - I just had the very same problem that deletions would just not reflect in the UI and btrfs usage statistics while du would show much smaller usage. A place to answer all your Synology questions. Btrfs: advanced file system for data protection. The snapshot exists in the real root of the filesystem, which is not what you have mounted in /. - you cannot use the BTRFS snapshot folder (a cool feature of Synology BTRFS options) while the encrypted share is mounted; thus you cannot easily browse files of prior snapshots, and therefore much of the convenience of snapshots is reduced, forcing you to unmount an encrypted share before accessing any snapshotsSnapshot Replication (available on Synology NAS models that support Btrfs) includes options to take snapshots on demand or configure schedules and retention policies. btrfs-cleaner is the snapshot removal process. Read and follow the instructions on the pop-up window. While BTRFS itself will behave that way there is no guarantee that Synology will too. You can browse and restore snapshots using Snapshot Replication, File Station, Windows File Explorer, or other file protocols. The advanced Btrfs file system helps safeguard data against corruption through file self-healing and allows for the reversal of unintentional or malicious changes through fast snapshot. A minimum of 4 drives is required. 264/H. Reformat drive 1 to btrfs. Stack Exchange network consists of 183 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. snapshots can be replicated to other synology nas. [ OK ] Started Synology Building Tasks Restore for Storage Manager. A BTRFS subvolume is a part of filesystem with its own independent file/directory hierarchy and inode number namespace. The table below shows the Synology NAS models supporting the Btrfs file system: Series. Modifying existing files: Updating an existing file in a container is a copy-on-write operation (redirect-on-write is the Btrfs terminology). The shared folder must be located on a Btrfs volume. On the destination server, go to Snapshot Replication > Replication > Shared. This will defrag using -v for verbose, -r for recursive inclusion of all subfolders, and -y "do syno reclaim space". Select the Shared Folder to recover the file from. I have worked out the following command to get the creation time of the snapshots. The thing is I don't fully understand what the advantages are of the 3rd scenario compared to the 2nd scenario. You can browse and restore snapshots using Snapshot Replication, File Station, Windows File Explorer, or other file protocols. The Btrfs file system introduces advanced storage technologies and optimized snapshots to prevent data corruption and reduce maintenance overhead. More importantly, BTRFS includes native checksumming of all stored data. S. You can create one-to-many/extended replications for a shared folder to at most 3 different destinations. You will see a confirmation message. 25. A. Click Delete to confirm the removal. Download Datasheet. Snapshot Replication (available on Synology NAS models that support Btrfs) includes options to take snapshots on demand or configure schedules and retention policies. Using the synology btrfs does not report the "invalid tlv" and is a bit noiser but seems to work the same as default Ubuntu version. This. . UUID=uuid /media/user/Backup btrfs noauto,user,compress-force=zstd:6. This is a big deal. If you want to keep the replication task to sync data between Synology NAS, you can delete the snapshot after you create a newer snapshot by. Recommended for general use. We also provide useful information about Btrfs or EXT4 for Synology NAS devices and how to recover lost data from Synology NAS Raid drives. Read and follow the instructions on the pop-up window. Click Remove. Select Remove. . To take a shared folder snapshot, the file system of the data volume must be Btrfs. 444144] BTRFS info (device sdb1): enabling auto syno reclaim space. btrfs sub list . jessfraz added the area/storage/btrfs label. Snapshot replication takes things a step further and allows you to replicate a folder with snapshots to a different Synology NAS (or locally). 6. A. You can see the number of snapshots taken within the selected time frame. pnutjam • 9 mo. The problems could be caused because the version of btrfs-progs expects a more updated version of the btrfs kernel module. But the second you move to btrfs on LVM you lose a large portion of the supposed benefits. Recommended for general use. You can browse and restore snapshots using Snapshot Replication, File Station, Windows File Explorer, or other file protocols. If you have encrypted folders you can rely only on the time stamp and disk usage for identification so you need to be. requires a dedicated block storage device such as a. Unless Synology went all evil and disabled an app on purpose. Confer with your team to develop and document an initial understanding of what has occurred based on initial analysis. Data deduplication requires you to Enable usage detail analysis for the Btrfs volume. I have good understanding of BTRFS, snapshots, etc. Select the LUN of which you want to take snapshots. DSM 6 Series. A replication task for a LUN can be executed every 15 minutes. As an overall NAS operating system, I still prefer unRAID though (the way it handles Docker is so much better, for example). Snapshot Replication (available on Synology NAS models that support Btrfs) includes options to take snapshots on demand or configure schedules and retention policies. From what I can see - the DSM system doesn't use BTRFS based snapshots and replication - it still uses the older way on the ext4 system. Using BTRFS as a single disk EXT4 replacement is perfectly fine without any issues, and that's how DSM is using it. Btrfs Snapshot Meta Sync. Snapshots also let users recover their own deleted or modified files in shared folders on their own. Ability to create large volumes of up to 1 PB 1. However I see two things (a big one and a small one) in this video that could throw new users off the track: The big one: BTRFS doesn't have checksums, it has the option to have checksums, at least in the Synology integration. As far as i know with EXT4 you can't backup PC (I never tried with a physical server). Main features: Data protection features, including snapshot, replication, and point-in-time recovery. 0 FILENAME. You can browse and restore snapshots using Snapshot Replication, File Station, Windows File Explorer, or other file protocols. 1; Click OK to save your settings. Data integrity protection. Configure scheduled snapshots and retention settings. The BTRFs filesystem is supported by Synology on all of their NAS devices. Data integrity protection. On Synology its per share folder so not sure if that is any different (Synology has a 256 snapshot limit per share folder). Supports snapshot features for shared folders in Btrfs volume and LUNs, including schedule, management, browse. g. You can go to Active backup for business => File server => Add server. Btrfs is the recommended file system to use in most scenarios. This is important for dealing with Copy-on-Write, because we need to have the base. So your day 1 snapshot will contain the original directory block as well as all unchanged blocks and your current state will contain the new directory block and not the old one. BTRFS & Snapshots on Synology Question Hello, Could someone please answer me a question in regards to BTRFS on synology? Lets say I have a a shared folder crated in. Perhaps, it's a faster processor. 2 TB of data. 2 and above versions support instant snapshot and restoration; Maximum number of concurrent LUN backup tasks: 1;. You can browse and restore snapshots using Snapshot Replication, File Station, Windows File Explorer, or other file protocols. A Btrfs snapshot is a subvolume that shares its data (and metadata) with some other subvolume, using Btrfs' copy-on-write capabilities, and modifications to a snapshot are not visible in the original subvolume. "Btrfs has greater I/O latency. Models. You will see a confirmation message. Du kan gennemse og gendanne snapshots med Snapshot Replication, File Station, Windows filhåndtering eller andre filprotokoller. A very important piece that all NAS owners should be using! 🔔 Subscribe for. r/btrfs. The other day I did some housekeeping on my local files (directories renaming and moving) and when I backed up to the NAS the previous files got deleted and re-ordered directory structure with files got transferred again. Select the ext4 volume you want to remove. The table below shows the Synology NAS models supporting the Btrfs file system: Series. Two G. Two FS3017 units have the speed and scalability to effectively analyze winemaking data and provide high-performance IOPS optimized for virtualization environments. ; If you only have one NAS, you can use Hyper Backup to back up data to the cloud or other storage media. Make sure that you have enough drives to create a RAID 6 storage pool: 1. That would be the case if your data completely changes between the snapshots, which is not the case. Others: 256. DSM does not support snapshot backup; this means that you cannot back up snapshots to devices other than Synology NAS (e. As we can see on the image, there is a list of all available snapshot points. First mount your partitition containing the btrfs filesystem to e. n neneonline @neneonline* Aug 29, 2017 Hi. 3. The FS2017 is the ideal storage solution for operating load-critical virtual machines. Select one or more snapshots you wish to remove, and click Remove. Improved the calculating accuracy of SSD cache. Even in single-disk laptop or desktop configurations, ZFS has a number of advantages over btrfs that will make your life much. The Btrfs filesystem supports read-only and writable snapshots of the file. Maximum number of snapshots per shared folder: Memory exceeding or equivalent to 2 GB (factory-installed): 1,024. Snapshot: With the help of Btrfs file system features, instant snapshots and replication are available. For those that prefer, here is a video review of the snapshot replication process: As i understand, you have a Shared Folder in your synology nas which is then mapped on your client pc's (smb share). 8. ; In the Set Replication Schedule page, select Immutable snapshots and set Protection period. In addition, to support this idea: Snapshot replication is btrfs send and btrfs receive. It is different than snapshots. You can create one-to-many/extended replications for a shared folder to at most 3 different destinations. 3: Buy a much more expensive Synology DiskStation DS216+ (double the price!): this one supports BTRFS and therefore snapshot replication. You can browse and restore snapshots using Snapshot Replication, File Station, Windows File Explorer, or other file protocols. You can browse and restore snapshots using Snapshot Replication, File Station, Windows File Explorer, or other file protocols. Synology DS220+ is a compact network-attached storage solution designed to streamline your data and multimedia management. You can create one-to-many/extended replications for a shared folder to at most 3 different destinations. b. • 4External: Btrfs, ext4, ext3, FAT, NTFS, HFS+, exFAT Supported RAID type Synology Hybrid RAID (SHR), Basic, JBOD, RAID 0, RAID 1, RAID 5, RAID 6, RAID 10 Storage management • Maximum single volume size: 108TB • Maximum internal volume: 512 • Maximum iSCSI target: 32 • Maximum iSCSI LUN: 256 • iSCSI LUN clone/snapshot. But snapshots make it hard. I believe I could get the v4. Connect to the NAS server remotely.