Go to Storage > Global Settings. Select one or more snapshots you wish to remove, and click Remove. RAID scrubbing: This function can repair any detected data inconsistencies on storage pools that. Robust Data Protection with Btrfs DS1821+ supports a Btrfs file system optimized by Synology to offer both high reliability and high performance. If, for example, most your data writes are file add (like storing your camera roll, your movie collection,etc), btrfs snapshots will use virtually no extra space. Btrfs supports advanced storage technologies that meet the needs of modern business: • Advanced snapshot technology provides schedulable and near-instantaneous data protection of shared. 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. These commands are more or less equivalent: btrfs fi defrag -czstd foo. The Btrfs file system is now supported on select Value series NAS. Download Datasheet. Select a time range no shorter than a week by specifying the start and end date. You have the /@ subvolume mounted in /, so there is no such file with that name. Create immutable snapshots on a remote server. Click Remove. If you have multiple Synology NAS, you can use Snapshot Replication to replicate data. Or you can use apt-btrfs-snapshot delete instead. We begun testing BTRFS based "Snapshot and Replication" application rather than our own way of doing things. A Replication is a mechanism used to sync snapshots of shared folders or LUNs between the sources and destinations. FS6400, FS3600, FS3410, FS3400, FS3017, FS2500, FS2017, FS1018. Snapshots also let users recover their own deleted or modified files in shared folders on their own. Make a new Volume with the newer Btrfs file system to get snapshots, self-healing, and better mirroring. Creating a 1 PB volume. So, the feature is actually only named for the. BtrFS may be useful if you just fill the volume to 50% or less or don’t write much. 1, enter smb credentials and then select your Shared folder. Note: You can press and hold Ctrl or Shift to select multiple items. 03. Thanks! Comment. . Synology Office. But snapshots make it hard. 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 . A. 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). After deleting a snapshot, btrfs has to do a quota rescan in the same transaction as the snapshot deletion. A BTRFS subvolume is a part of filesystem with its own independent file/directory hierarchy and inode number namespace. To take a shared folder snapshot, the file system of the data volume must be Btrfs. Moreover the “guestmount is missing”. banane. Models. Maybe that’s why Synology is currently reluctant to upgrade the Docker. 1. Install the 6tb drive. • Advanced snapshot technology provides schedulable and near-instantaneous data protection for shared folders and LUNs • File and folder-level data restoration enables recovery of specific files or folders • Flexible storage quota system helps admins manage available spaceIn Snapshot Replication (so this is only on Btrfs systems) there's an Advanced setting for each Shared Folder that says "Make snapshot visible". 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. I set AB to keep snapshots, default setting on DSM6 (3-1-7-4-12-3). Data deduplication requires at least one Btrfs volume that only consists of Synology SSDs. Data deduplication requires you to Enable usage detail analysis for the Btrfs volume. Take immutable snapshots of shared folders and LUNs that cannot be deleted via any method. 1, enter smb credentials and then select your Shared folder. The Btrfs filesystem supports read-only and writable snapshots of the file. HD-series. The price-performance ratio in this storage dimension is perfect. Btrfs is a copy-on-write filesystem, so creating a clone is instantaneous. Go to Snapshot Replication > Snapshots. Select one or more snapshots you wish to remove, and click Remove. Procházet a obnovovat snímky můžete pomocí Snapshot Replication, File Station, Průzkumníku souborů Windows nebo jiných souborových protokolů. 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. R. FS6400, FS3600, FS3410, FS3400, FS3017, FS2500, FS2017, FS1018. We also provide useful information about Btrfs or EXT4 for Synology NAS devices and how to recover lost data from Synology NAS Raid drives. If you are looking for a network-attached storage device to act as a network backup or just want a simple NAS to do basic tasks such as media and protecting the data on your other devices, I recommend. Click Delete to confirm the removal. Click Snapshot > Snapshot List. You can browse and restore snapshots using Snapshot Replication, File Station, Windows File Explorer, or other file protocols. The user can access that shared folder and can restore a file by himself ("Self Serve") using. 8 kernel on docker 0. No subvolumes needed. In the storage manager I see the values "Reported 6. 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). Written Instructions: Subscribe for more tech related tutor. 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. This article will show you how to create a Btrfs volume and work with Btrfs snapshots on your Synology NAS. 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. Read and follow the instructions on the pop-up window. Follow the steps in 1 to 4 of Replicate snapshot to a remote Synology NAS over the network. People bash btrfs, but Synology has been using it as their main filesystem in their low. j. This delivers users the most advanced storage technology with features such as file self-healing, data consistency, and shared folder snapshots. You will see a confirmation message. You can browse and restore snapshots using Snapshot Replication, File Station, Windows File Explorer, or other file protocols. Depending on the functions supported by your Synology NAS, Snapshot Replication helps you accomplish the following tasks: Take and manage snapshots of shared folders and LUNs. Main features: Data protection features, including snapshot, replication, and point-in-time recovery. Find it under Download Center > your model > Documents > Product Specifications . HD6500. Once a writable snapshot is made, it can be treated as an alternate version of the original file system. Btrfs: advanced file system for data protection. A. Go to Snapshot Replication > Snapshots > Shared Folder or LUN. Added the snapshot calculator to provide a graphical. Snapshot Replication leverages the modern Btrfs file system to create point-in-time copies of shared folders and LUNs that can be replicated to other Synology NAS and rapidly restored in case of data loss or accidental modifications to the original data. BTRFS is the single best feature of a Synology! This video goes over the top 5 features. Back to the original question: I originally made all my array drives. Background noise: 16. drive does not encrypt". if your btrfs partition is /dev/sda1, it would be something like "mount /dev/sda1 /mnt". Thinking that we can purchase an RS815 and replicate the backups to that. You will have to ask them if and when it deletes snapshots. If you have encrypted folders you can rely only on the time stamp and disk usage for identification so you need to be. Go to Snapshot Replication > Snapshots. You should be able to. There are options for adjusting thresholds, but I just went with the default command. *. If the system detects any data inconsistent with the checksum, it will attempt to use a backup to repair the data, and it will record the file path at Log Center. High-frequency protection with snapshots. Select a time range no shorter than a week by specifying the start and end date. Follow the steps in 6 to 8 of Replicate snapshot to a remote Synology NAS over the network. If the replication source fails, shared folders or LUNs on the replication destination can be read and written to continue to. It's great protection against ransomware. For the sake of comparison: Synology uses BTRFS, with snapshots, but it does this by avoiding BTRFS' dodgy RAID5/6 implementation and uses its own. Snapshot: With the help of Btrfs file system features, instant snapshots and replication are available. Step 1. In any case, you will be presented with the same window. Block sub-allocation and Tail packing. Your filesystem is still using 1TB of storage, rather than 900GB, as your snapshot is still holding onto the 100GB of. The chart below displays the difference in terms of hard drive space reserved for redundancy. A highly populated BTRFS installation is going to run slower than a highly populated EXT4 installation due to snapshots/fragrmentation. Incremental backups of the NAS. compression -v zstd foo. 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). Enable SSH service on the NAS server. Select a shared folder and click Snapshot > Calculate Size. 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. Snapshot support. They protect you form ransomware, file corruption, and even dumb deletes, all at an incredibly low cost. 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. In the same testing environment, file transfer via Samba with the ext4-using QNAP NAS is 61. As far as i know with EXT4 you can't backup PC (I never tried with a physical server). btrfs 'd from command line) - like it does when trying to set up replication for iSCSI LUNs. Note: You can press and hold Ctrl or Shift to select multiple items. If the btrfs background process is currently running a scrub operation you should be able to check on it with the following command: btrfs scrub status /dev/mapper/<device>. 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. You can create one-to-many/extended replications for a shared folder to at most 3 different destinations. sudo mount /dev/sda1 /mnt cd /mnt. The retention time may be caused by the Synology snapshots and Btrfs file systems because they allow files and folders to existing on the hard disk somewhere to be restored. 1 to DSM 7. Reclaiming Snapshot Space in BTRFS. 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. Select a shared folder and click Snapshot > Calculate Size. A place to answer all your Synology questions. 8. You can browse and restore snapshots using Snapshot Replication, File Station, Windows File Explorer, or other file protocols. So now, we are with LUNs on top of BTRFS volume. Btrfs is a copy-on-write (CoW) filesystem for Linux aimed at implementing advanced features while focusing on fault tolerance, self-healing properties, and easy administration. The Btrfs file system cannot repair the damaged data. 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. Ability to create large volumes of up to 1 PB 1. Go to the Volume page. FS6400, FS3600, FS3410, FS3400, FS3017, FS2500, FS2017, FS1018. 0. Snapshot Replication (available on Synology NAS models that support Btrfs) includes options to take snapshots on demand or configure schedules and retention policies. If the replication source fails, shared folders or LUNs on the replication destination can be read and written to continue to. 2. FreeNAS Mini, and Synology for a few months and the snapshot feature is very important at my workplace and I'd really like to know whether it's not just half-baked in DSM 6. . AdamV158. Maybe this is not possible because NFS is involved. The copy app is if you regularly load/unload photos or anything else transient so it. It features smooth data sharing, video streaming, and photo indexing, as well as well-rounded data protection and recovery options. hexamer23 • 4 yr. For each shared folder, edit its settings and change the volume from the ext4 volume to the new btrfs volume. Only works with btrfs. Figure 3: Define the number of hourly, daily, weekly, monthly and yearly snapshot to keep in the system Synology Snapshot Replication will retain as many as the configured maximum number of snapshots for each time range. HD6500. The drives within a storage pool must be of the same type. 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. If you use Windows, ABB is great though. requires a dedicated block storage device such as a. Series Models; HD-series: HD6500: FS-series: FS6400, FS3600, FS3410, FS3400, FS2500,. several hours after HyperBackup session was ended , sudo btrfs sub list -td /volume1 showed 126 snapshots in 'deleted' state (almost no extra disk space was used). Snapshots feature was not available on the old HFS4 File system. Snapshot Replication (available on Synology NAS models that support Btrfs) includes options to take snapshots on demand or configure schedules and retention policies. We set the shared folder so there's a snapshot taken once every day using the new capabilities of Btrfs. If data are already corrupted, you might not be able to restore the data via an onsite backup solution (e. Background noise: 16. Click Snapshot > Snapshot List. Docker's btrfs storage driver stores every image layer and container in its own Btrfs subvolume or snapshot. Which support snapshots, and copy on write technology. Hyper Backup and rsync can go to non-synology destinations. 25. Learn more. I've modified my synology DS918 (DSM 6. You need to create a storage pool consisting entirely of Synology SSDs and then create at least one Btrfs volume. 07. All other blocks are shared between both snapshots. Summary. Data protection is about using various options as there are raid for drive failure redundancy, snapshots if you have and can use the btrfs filesystem and the btrfs feature to have bitrot protection enabled for most shares, hyperbackup to a remote nas and into the cloud (backblaze B2), rsync to remote nas for media that is to be accessed on the. . If the Btrfs filesystem is used on a Synology NAS, and the filesystem is mounted to a Linux server with NFS, is it possible to create a Btrfs snapshot from the Linux server at the command line? I'd like to automate a process of creating a snapshot, processing, and deploying changes. 03. You can create snapshots almost instantly, and initially they consume virtually no additional disk space. 8TB", "Used 12. The base layer of an image is stored as a subvolume. Snapshot Replication (พร้อมใช้งานบนรุ่น Synology NAS ที่รองรับ Btrfs) มีทางเลือกว่าจะทำสแนปช็อตตามต้องการหรือกำหนดตารางเวลาและนโยบายการเก็บรักษา. I think I have a game plan but wanted to check with you guys to verify my steps. 2 SSD drive slots: Pros • BTRFS filesystem with snapshots available • Supports 4K H. Yay!So yes snapshots, synology drive versioning, hyperbackups received from the 2nd nas, rsync to keep part of my media library in sync on both units, all add up on the total usage, all depending also on retention and changerate, but still I try keep all of it as long as capacity and budget allows. The BTRFs filesystem is supported by Synology on all of their NAS devices. 2. Snapshot Replication (available on Synology NAS models that support Btrfs) includes options to take snapshots on demand or configure schedules and retention policies. It appears that HyperBackup makes a btrfs snapshot of each share, backs up from that snapshot, and then removes it upon completion. That are many copies of the past years (even an ‘antique’ DS412. Ok after 4 days of trying to figure this out I think I finally got it! I ran the command: btrfs filesystem reclaim-space -S /volume1 -r It took a little while to run, and afterwards nothing looked different. You can see the number of snapshots taken within the selected time frame. 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. Was letting it do its thing but it was taking depressingly long amount of time. It is quite easy to make a snapshot in btrfs. The RS2423+/RS2423RP+ offer exceptional performance with over 155K/79K random read/write IOPS and up to 3,500/1,700 MB/s sequential read/write throughput. Hi! Come and join us at Synology Community. Reformat drive 1 to btrfs. การทำ Snapshot Replication บน Synology เพื่อป้องกัน Ransomware. This. 0. 0. Install Snapshot Replication on both source and destination servers. Click Delete to confirm the removal. However, each shared. Your data in safe hands with Btrfs 1. On startup of the server it tries as BTRFS test snapshot, which failes (inapropriate iotcl for device). On the destination server, go to Snapshot Replication > Replication > Shared. 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. It would be pleasant if there would be a Windows commandline possibility to do this automatically. HD6500. Snapshot Replication (available on Synology NAS models that support Btrfs) includes options to take snapshots on demand or configure schedules and retention policies. Ask a question or start a discussion now. For more information, you can refer to this article. Nothing to do with non-"purest"" form. 0 slot for an optional 10GbE add-in network interface card, or an M2D18 M. FS-series. Click Snapshot > Snapshot List. Btrfs: advanced file system for data protection. User quotas for each shared folder. Configuring Snapshots can be easily done for any shared folder. 49-17. Snapshot Replication (available on Synology NAS models that support Btrfs) includes options to take snapshots on demand or configure schedules and retention policies. Data integrity is better, based on checksum technology; Somewhat better disaster management-BTRFS:For DSM 7. Snapshot Replication (available on Synology NAS models that support Btrfs) includes options to take snapshots on demand or configure schedules and retention policies. Still unless you want the snapshot functionality I'd stick with EXT4, then it will be even faster. So to make it more interesting, Synology uses mdraid for raid, then on top of it uses lvm ("pools" you see in the UI), and then on top of lvm it uses either ext4fs or btrfs ("volumes" in UI). 06TiB /volume1/@download. Since btrfs snapshots are CoW, the actual diskspace consumed by files does not equal the sum of the apparent size consumed by the files. Note: You can press and hold Ctrl or Shift to select multiple items. You can browse and restore snapshots using Snapshot Replication, File Station, Windows File Explorer, or other file protocols. Synology BTRFS Snapshot Replication allows you to send BTRFS snapshots from one Synology NAS to another, at ultra low intervals. The table below shows the Synology NAS models supporting the Btrfs file system: Series. QNAP uses ext4 and OverlayFS technology, providing high-efficiency volume and block-based iSCSI LUN snapshots to well protect important data. where /media is a mounted USB stick formatted with EXT4 or. Learn more about Btrfs. Cloning an entire shared folder is quick and easy with Btrfs. /mnt. Select a shared folder and click Snapshot > Calculate Size. A snapshot is also subvolume, but with a given initial content of the original subvolume. On Synology its per share folder so not sure if that is any different (Synology has a 256 snapshot limit per share folder). 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. BTRFS is not an option for USB drives on a Synology. Data integrity protection. The following table lists the Synology NAS models that support WriteOnce and immutable snapshots. 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). 1: Vyberte možnost Btrfs. Remove the 2tb drive. Series. 6. EXT4 is the way to go. g. If you create a shared folder on a Btrfs volume, you can limit how much storage space it can use. The problems could be caused because the version of btrfs-progs expects a more updated version of the btrfs kernel module. Only Thin Provisioned LUNs created on Btrfs volumes on DSM 6. Reply more reply. To use snapshots on your Synology, you must have a copy that supports the BTRFS file system. What would be the optimal number of snapshots to retain for each period, such that both frequency of retention (recent history) and length of. 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. We are assuming it is /dev/sda1. Setting up the Btrfs file system on a Synology NAS offers several very interesting advantages, especially for advanced users and also at the enterprise level:. Go to "Control Panel > Terminal & SNMP" to check the "Enable SSH service" box. 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. The defrag option in the GUI made me lose 10TB free space. 993×870 102 KB. What this boils down to is this: btrfs is not an ideal FS for. Btrfs supports advanced storage technologies that meet the needs of modern business: • Advanced snapshot technology provides schedulable andImplementing the BTRFS file system in Synology NAS RAID volumes brings multiple benefits to its users, including: BTRFS Snapshots: It offers a powerful snapshot feature, which creates point-in-time read. This is an enterprise-class feature that can be used to maintained versioned copies of files that are not accessible from a compromised client. 0. Snapshot Replication (available on Synology NAS models that support Btrfs) includes options to take snapshots on demand or configure schedules and retention policies. Snapshots are not something you transfer to other machine. In theory, files can be restored with: snapper -c config-name -v undochange SNAPSHOT_ID. Advantages of Btrfs on a Synology NAS. This means that Btrfs snapshots are space efficient with little or no performance overhead. Synology Backup SuiteThis bug appears with a btrfs volume (with trash bin activated or not) using snapshots with snapshot replication software. FS-series. Snapshot Replication (available on Synology NAS models that support Btrfs) includes options to take snapshots on demand or configure schedules and retention policies. 2. This is a tutorial on how to set up Synology Snapshots to ensure that your data is never lost, even if your files change! This allows you to revert back to p. You can browse and restore snapshots using Snapshot Replication, File Station, Windows File Explorer, or other file protocols. We destroyed the volume on uk2 to recreate it in BTRFS instead of EXT4. The Synology DiskStation Manager (DSM) operating system that powers DS423+ uses the advanced Btrfs file system, which safeguards your data against corruption and allows for. Future changes will add the needed space. You can browse and restore snapshots using Snapshot Replication, File Station, Windows File Explorer, or other file protocols. Creating a 1 PB volume. FS-series. 25. Tato aktualizace automaticky převede. Recommended for general use. As an overall NAS operating system, I still prefer unRAID though (the way it handles Docker is so much better, for example). All other blocks are shared between both snapshots. It took a long time to write the data but it was pretty easy overall. I am trying to recover volume space after having removed some snapshots. Click Snapshot > Snapshot List. You will see a confirmation message. 1. You can create one-to-many/extended replications for a shared folder to at most 3 different destinations. You can see the number of snapshots taken within. How shared folders snapshot works. Use hyper backup and save everything to an external drive via USB. Synology BTRFS Snapshot Replication allows you to send BTRFS snapshots from one Synology NAS. Snapshot Replication (tilgængelig på Synology NAS modeller der understøtter Btrfs) omfatter mulighed for at tage snapshots on demand, eller konfigurere tidsplaner og tilbageholdelsespolitikker. g. So users will need to enable checksums on all their. Synology Backup SuiteHardware-Assisted Data Transfer: Data transferring can be done quickly on your Synology NAS without taking up the resource of the hosts when copying data on VMware ESXi and Microsoft Hyper-V hosts. For we works great for File Server (SMB mostly). 2 and above: Select Btrfs and click Next. 5K views 2 years ago Synology Tutorials. Step 3. Thinking that we can purchase an RS815 and replicate the backups to that. The easiest way to fix this is to make your handling of the subvolume containing "/var/lib/docker/btrfs" explicit, just like you do with "@home". You can create one-to-many/extended replications for a shared folder to at most 3 different destinations. You may look at your hard drive, and say to me "but my. You can browse and restore snapshots using Snapshot Replication, File Station, Windows File Explorer, or other file protocols. Now you can use the Active backup for business. Models. Supports SSD compatibility check on XS and FS series models. 49-17. The overwritten block is normally then freed and can be reused later. 3. You have to mount the real root volume somewhere and use that path to reference the snapshot. 2022 - Purpose This article provides guidelines on achieving maximum space savings when using Snapshot Replication alongside data. Ext4 is fast and rock solid, and easily recovered on a desktop machine if things go really bad. Configure scheduled snapshots and retention settings. p. Unless you're in the directory where the snapshot resides, then you can just specify the snapshot name. Click Remove. Btrfs: Next Generation Storage Efficiency FS6400 introduces the Btrfs file system, bringing the most advanced storage technologies to meet the management needs of modern businesses: • Advanced snapshot technology provides schedulable, near-instantaneous data protection of shared folders and iSCSI LUNs. HD-series. You must confirm that. In your case the block (s) containing the directory listings have changed. Type 40AE microphones, each set up 1 meter away from the Synology NAS at the front and rear. Click Delete to confirm the removal. Btrfs: advanced file system for data protection. Enter the description for this snapshot. Delete the 4tb drive. If you control the filesystem layer (i. You have to mount the real root volume somewhere and use that path to reference the snapshot. I discovered that there were 147 snapshots!Also a fellow poster in another forum once had a great idea to nest a BTRFS fs into a LUKS container and yet another BTRFS to transfer snapshots to the inner BTRFS and in turn use a snapshot of the outer BTRFS to sync over the internet. We begun testing BTRFS based "Snapshot and Replication" application rather than our own way of doing things. That's mentioned on Synology's site. Whether for work or play, Synology offers a wide range of network-attached storage (NAS) choices for every occasion. touch foo. Snapshot Replication is an expert of data backup and recovery with the point-in-time copy mechanism. The drives within a storage pool must be of the same type. – Snapshot Replication is a package that must be downloaded and configured before using. Balance the pro and contra: +BTRFS: Snapshot replication, probably only needed if you need the uptime and flexibility in business applications and sent the snapshots to other NAS. tmp; mv -f foo. So it must work. Drive and snapshots use BTRFS so will be space. Snapshot Replication (available on Synology NAS models that support Btrfs) includes options to take snapshots on demand or configure schedules and retention policies. That data is in a sub folder inside a Shared Folder now. Verify the user with getent passwd student2, and it will appear normal. ; In the Set Replication Schedule page, select Immutable snapshots and set Protection period. 0 and v4. # 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). Snapshots are time-based : they take a complete image of the files at the time. sudo btrfs send /path/to/snapshot -f /media/@_basic_install. Thinking that we can purchase an RS815 and replicate the backups to that. FS6400, FS3600, FS3410, FS3400, FS2500. If it doesn't, then the issue is the Synology patches to btrfs. With scheduled snapshots, Snapshot Replication will automatically take snapshots at the pre-determined time and frequency, and it will thus lighten your workload to take. e. Snapshot Replication (available on Synology NAS models that support Btrfs) includes options to take snapshots on demand or configure schedules and retention policies. Btrfs on more models. That's not true. Data integrity protection. 2. 1, Btrfs sẽ được Synology ứng dụng trên NAS. A Snapshot is a point-in-time copy stored in the same volume used to record the whole data status at the time upon being taken. Click Run space reclamation. You can go to Active backup for business => File server => Add server. 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. You should be able to suspend the scrub command with btrfs scrub cancel /dev/mapper/<device>. 2; Follow the wizard to finish. nazump • 3 yr.