To me it looks it is worth to try conversion of EXT4 to XFS and obviously need to either have full backup or snapshots in case of virtual machines or even azure linux vms especially you can take os disk snapshot. This is a constraint of the ext4 filesystem, which isn't built to handle large block sizes, due to its design and goals of general-purpose efficiency. You can check in Proxmox/Your node/Disks. 7. Utilice. With iostat XFS zd0 gave 2. NVMe drives formatted to 4096k. ZFS has a dataset (or pool) wise snapshots, this has to be done with XFS on a per filesystem level, which is not as fine-grained as with ZFS. For single disks over 4T, I would consider xfs over zfs or ext4. 현재 Ext4는 Red Hat Enterprise Linux 6의 기본 파일 시스템으로 단일 파일 및 파일 시스템 모두에서 최대 16 TB 크기 까지 지원합니다. Xfs ist halt etwas moderner und laut Benchmarks wohl auch etwas schneller. NTFS or ReFS are good choices however not on Linux, those are great in native Windows environment. this should show you a single process with an argument that contains 'file-restore' in the '-kernel' parameter of the restore vm. ZFS und auch ext4, xfs, etc. 8. Proxmox VE Linux kernel with KVM and LXC support Complete toolset for administering virtual machines, containers, the host system, clusters and all necessary resourcesI'm not 100% sure about this. With classic filesystems, the data of every file has fixed places spread across the disk. It costs a lot more resources, it's doing a lot more than other file systems like EXT4 and NTFS. For really big data, you’d probably end up looking at shared storage, which by default means GFS2 on RHEL 7, except that for Hadoop you’d use HDFS or GlusterFS. In the preceding screenshot, we selected zfs (RAID1) for mirroring, and the two drives, Harddisk 0 and Harddisk 1, to install Proxmox. What about using xfs for the boot disk during initial install, instead of the default ext4? I would think, for a smaller, single SSD server, it would be better than ext4? 1 r/Proxmox. Regarding filesystems. domanpanda • 2 yr. 2 and this imminent Linux distribution update is shipping with a 5. 또한 ext3. resemble your workload, to compare xfs vs ext4 both with and without glusterfs. cfg. Step 5. 4. Elegir entre sistemas de archivos de red y de almacenamiento compartido 1. €420,00EUR. XFS与Ext4性能比较. ZFS, the Zettabyte file system, was developed as part of the Solaris operating system created by Sun Microsystems. If you're looking to warehouse big blobs of data or lots of archive and reporting; then by all means ZFS is a great choice. 2 SSD. All benchmarks concentrate on ext4 vs btrfs vs xfs right now. Tenga en cuenta que el uso de inode32 no afecta a los inodos que ya están asignados con números de 64 bits. $ sudo resize2fs /dev/vda1 resize2fs 1. So that's what most Linux users would be familiar with. Select Datacenter, Storage, then Add. A execução do comando quotacheck em um sistema de. Features of the XFS and ZFS. If this were ext4, resizing the volumes would have solved the problem. How do the major file systems supported by Linux differ from each other?If you will need to resize any xfs FS to a smaller size, you can do it on xfs. So far EXT4 is at the top of our list because it is more mature than others. fdisk /dev/sdx. Pro: supported by all distro's, commercial and not, and based on ext3, so it's widely tested, stable and proven. I have a 1TB ssd as the system drive, which is automatically turned into 1TB LVM, so I can create VMs on it without issue, I also have some HDDs that I want to turn into data drives for the VMs, here comes to my puzzle, should I. Then I was thinking about: 1. Copied! # xfs_growfs file-system -D new-size. This allows the system administrator to fine tune via the mode option between consistency of the backups and downtime of the guest system. So the rootfs lv, as well as the log lv, is in each situation a normal. ZFS storage uses ZFS volumes which can be thin provisioned. LVM-Thin. I have been looking into storage options and came across ZFS. However, Linux limits ZFS file system capacity to 16 tebibytes. 44. It has zero protection against bit rot (either detection or correction). The default, to which both xfs and ext4 map, is to set the GUID for Linux data. btrfs for this feature. Proxmox installed, using ZFS on your NVME. Compared to ext4, XFS has unlimited inode allocation, advanced allocation hinting (if you need it) and, in recent version, reflink support (but they need to be explicitly enabled in. Proxmox runs all my network services and actual VMs and web sites. This feature allows for increased capacity and reliability. But beneath its user-friendly interface lies every Proxmox user’s crucial decision: choosing the right filesystem. XFS. Although swap on the SD Card isn't ideal, putting more ram in the system is far more efficient than chasing faster OS/boot drives. Post by Sabuj Pattanayek Hi, I've seen that EXT4 has better random I/O performance than XFS, especially on small reads and writes. Step 7. There are a lot of post and blogs warning about extreme wear on SSD on Proxmox when using ZFS. Create snapshot options in Proxmox. 7T 0 disk └─sdd1 8:49 0 3. The ext4 file system is still fully supported in Red Hat Enterprise Linux 7 and can be selected at installation. 4. The reason that Ext4 is often recommended is that it is the most used and trusted filesystem out there on Linux today. And you might just as well use EXT4. yes, even after serial crashing. Of course performance is not the only thing to consider: another big role is played by flexibility and ease to use/configure. I like having a separate cache array on NVME drives (BTRFS) for fast access to my dockers. 1 and a LXC container with Fedora 27. Head over to the Proxmox download page and grab yourself the Proxmox VE 6. The Proxmox VE installer, which partitions the local disk(s) with ext4, XFS, BTRFS (technology preview), or ZFS and installs the operating system. Results were the same, +/- 10%. Starting from version 4. As in Proxmox OS on HW RAID1 + 6 Disks on ZFS ( RAIDZ1) + 2 SSD ZFS RAID1. Literally used all of them along with JFS and NILFS2 over the years. What's the right way to do this in Proxmox (maybe zfs subvolumes)?8. Yes. -- zfs set atime=off (pool) this disables the Accessed attribute on every file that is accessed, this can double IOPS. Edit: Got your question wrong. This is why XFS might be a great candidate for an SSD. In the future, Linux distributions will gradually shift towards BtrFS. Compared to classic RAID1, modern FS have two other advantages: - RAID1 is whole device. I have a pcie NVMe drive which is 256gb in size and I then have two 3TB iron wolf drives in. It tightly integrates the KVM hypervisor and Linux Containers (LXC), software-defined storage and networking functionality, on a single platform. 4, the native Linux kernel port of the ZFS file system is introduced as optional file system and also as an additional selection for the root file system. xfs but I don't know where the linux block device is stored, It isn't in /dev directory. ZFS combines a filesystem and volume manager. The ZFS filesystem was run on two different pools – one with compression enabled and another spate pool with compression. As you can see all the disks Proxmox detects are now shown and we want to select the SSDs of which we want to create a mirror and install Proxmox onto. Click to expand. 1: Disk images for VMs are stored in ZFS volume (zvol) datasets, which provide block device functionality. As well as ext4. Pro: supported by all distro's, commercial and not, and based on ext3, so it's widely tested, stable and proven. 2 we changed the LV data to a thin pool, to provide snapshots and native performance of the disk. The host is proxmox 7. 10 with ext4 as main file system (FS). Let’s go through the different features of the two filesystems. I must make choice. With the noatime option, the access timestamps on the filesystem are not updated. I've got a SansDigital EliteRAID storage unit that is currently set to on-device RAID 5 and is using usb passthrough to a Windows Server vm. This of course comes at the cost of not having many important features that ZFS provides. You either copy everything twice or not. sdd 8:48 0 3. Cant resize XFS filesystem on ZFS volume - volume is not a mounted XFS filesystem : r/Proxmox. ZFS features are hard to beat. , power failure) could be acceptable. Dom0 mostly on f2fs on NVME, default pool root of about half the qubes on XFS on ssd (didn’t want to mess with LVM so need fs supports reflinks and write amplification much less than BTRFS) and everything. But beneath its user-friendly interface lies every Proxmox user’s crucial decision: choosing the right filesystem. Configuration. El sistema de archivos ext4 1. As a raid0 equivalent, the only additional file integrity you'll get is from its checksums. Hello, this day have seen that compression is default on (rpool) lz4 by new installations. Proxmox VE Linux kernel with KVM and LXC support Complete toolset for administering virtual machines, containers, the host system, clusters and all necessary resources XFS与Ext4性能比较. For a single disk, both are good options. XFS es un sistema de archivos de 64 bits altamente escalable, de alto rendimiento, robusto y maduro que soporta archivos y sistemas de archivos muy grandes en un solo host. Install proxmox backup server with ext4 inside proxmox. proxmox-boot-tool format /dev/sdb2 --force - change mine /dev/sdb2 to your new EFI drive's partition. Please note that XFS is a 64-bit file system. If anything goes wrong you can. Navigate to the official Proxmox Downloads page and select Proxmox Virtual Environment. Compared to Ext4, XFS has a relatively poor performance for single threaded, metadata-intensive workloads. I have a RHEL7 box at work with a completely misconfigured partition scheme with XFS. 2. As cotas XFS não são uma opção remountable. /etc/fstab /dev/sda5 / ext4 defaults,noatime 0 1 Doing so breaks applications that rely on access time, see fstab#atime options for possible solutions. If you think that you need. root@proxmox-ve:~# mkfs. Promox - How to extend LVM Partition VM Proxmox on the Fly. For LXC, Proxmox uses ZFS subvols, but ZFS subvols cannot be formatted with a different filesystem. 04 ext4 installation (successful upgrade from 19. There is no need for manually compile ZFS modules - all packages are included. I understand Proxmox 6 now has SSD TRIM support on ZFS, so that might help. ext4 is a bit more efficient with small files as their default metadata size is slightly smaller. Hdd space wasting as the OS only take a couple of gb) or setup a ZFS pool with all available disks during installation and install the OS to that pool? I have 5 ssd disks in total: 3x500 gb and 2x120gb. If i am using ZFS with proxmox, then the lv with the lvm-thin will be a zfs pool. 7. They’re fast and reliable journaled filesystems. Follow for more stories like this 😊And thus requires more handling (processing) of all the traffic in and out of the container vs bare metal. Is it worth using ZFS for the Proxmox HDD over ext4? My original plan was to use LVM across the two SSDs for the VMs themselves. Hit Options and change EXT4 to ZFS (Raid 1). LVM vs. This is a significant difference: The Ext4 file system supports journaling, while Btrfs has a copy-on-write (CoW) feature. As modern computing gets more and more advanced, data files get larger and more. If you have SMR drives, don't use ZFS! And perhaps also not BTRFS, I had a small server which unknown to me had an SMR disk with ZFS proxmox server to experiment with. Given that, EXT4 is the best fit for SOHO (Small Office/Home. Still, I am exclusively use XFS where there is no diverse media under the system (SATA/SAS only, or SSD only), and had no real problem for decades, since it's simple and it's fast. The last step is to resize the file system to grow all the way to fill added space. We can also set the custom disk or partition sizes through the advanced. 2. Actually, I almost understand the. Backups can be started via the GUI or via the vzdump command line tool. Dropping performance in case with 4 threads for ext4 is a signal that there still are contention issues. The Proxmox team works very hard to make sure you are running the best software and getting stable updates and security enhancements, as well. Select local-lvm. LosPollosHermanos said: Apparently you cannot do QCOW2 on LVM with Virtualizor, only file storage. The maximum total size of a ZFS file system is exbibytes minus one byte. 2 Navigate to Datacenter -> Storage, click on “Add” button. XFS is optimized for large file transfers and parallel I/O operations, while ext4 is optimized for general-purpose use with a focus on security. Compared to Ext4, XFS has a relatively poor performance for single threaded, metadata-intensive workloads. WARNING: Anything on your soon to be server machine is going to be deleted, so make sure you have all the important stuff off of it. Adding --add-datastore parameter means a datastore is created automatically on the. Sun Microsystems originally created it as part of its Solaris operating system. Common Commands for ext3 and ext4 Compared to XFS If you found this article helpful then do click on 👏 the button and also feel free to drop a comment. So the rootfs lv, as well as the log lv, is in each situation a normal. 25 TB. Both aren't Copy-on-Write (CoW) filesystems. Install Proxmox to a dedicated OS disk only (120 gb ssd. Ext4 is the default file system on most Linux distributions for a reason. For a server you would typically boot from an internal SD card (or hw. Proxmox Filesystems Unveiled: A Beginner’s Dive into EXT4 and ZFS. Yes, both BTRFS and ZFS have advanced features that are missing in EXT4. If I were doing that today, I would do a bake-off of OverlayFS vs. 05 MB/s and the sdb drive device gave 2. zaarn on Nov 19, 2018 | root | parent. As pointed out by the comments deduplication does not make sense as Proxmox stores backups in binary chunks (mostly of 4MiB) and does the deduplication and most of the. A catch 22? Luckily, no. TrueNAS. XFS is a robust and mature 64-bit journaling file system that supports very large files and file systems on a single host. Both ext4 and XFS should be able to handle it. Select the local-lvm, Click on “Remove” button. In the vast realm of virtualization, Proxmox VE stands out as a robust, open-source solution that many IT professionals and hobbyists alike have come to rely on. Elegir entre sistemas de archivos de red y de almacenamiento compartido 27. In Summary, ZFS, by contrast with EXT4, offers nearly unlimited capacity for data and metadata storage. What you get in return is a very high level of data consistency and advanced features. "EXT4 does not support concurrent writes, XFS does" (But) EXT4 is more "mainline"The Proxmox team works very hard to make sure you are running the best software and getting stable updates and security enhancements, as well as quick enterprise support. 7. Best Linux Filesystem for Ethereum Node: EXT4 vs XFX vs BTRFS vs ZFS. to edit the disk again. Besides ZFS, we can also select other filesystem types, such as ext3, ext4, or xfs from the same advanced option. 2. I’d still choose ZFS. 2 nvme. It explains how to control the data volume (guest storage), if any, that you want on the system disk. jinjer Active Member. 5) and the throughput went up to (woopie doo) 11 MB/s on a 1 GHz Ethernet LAN. El sistema de archivos XFS. I have a high end consumer unit (i9-13900K, 64GB DDR5 RAM, 4TB WD SN850X NVMe), I know it total overkill but I want something that can resync quickly new clients since I like to tinker. " I use ext4 for local files and a. Tenga en cuenta que el uso de inode32 no afecta a los inodos que ya están asignados con números de 64 bits. Users should contemplate their. I need to shrink a Proxmox-KVM raw volume with LVM and XFS. w to write it. Earlier this month I delivered some EXT4 vs. I have been looking at ways to optimize my node for the best performance. Create a VM inside proxmox, use Qcow2 as the VM HDD. The way I have gone about this (following the wiki) is summarized by the following: First i went to the VM page via the proxmox web browser control panel. Tens of thousands of happy customers have a Proxmox subscription. But. With the built-in web interface you can easily manage VMs and containers, software-defined storage and networking, high-availability clustering, and multiple out-of-the-box tools using a single solution. New features and capabilities in Proxmox Backup Server 2. 1 and a LXC container with Fedora 27. Feature-for-feature, it doesn't use significantly more RAM than ext4 or NTFS or anything else does. Edit: fsdump / fsrestore means the corresponding system backup and restore to for that file system. For this step jump to the Proxmox portal again. Note that when adding a directory as a BTRFS storage, which is not itself also the mount point, it is highly recommended to specify the actual mount point via the is_mountpoint option. 1. ext4 ) you want to use for the directory, and finally enter a name for the directory (e. The one they your distribution recommends. Select the Directory type. ext4 can claim historical stability, while the consumer advantage of btrfs is snapshots (the ease of subvolumes is nice too, rather than having to partition). In Proxmox VE 4. 10. You can get your own custom. can someone point me to a howto that will show me how to use a single disk with proxmox and ZFS so I can migrate my esxi vms. While RAID 5 and 6 can be compared to RAID Z. I'm installing Proxmox Virtual Environment on a Dell PowerEdge R730 with a Dell PowerEdge RAID Controller (PERC) H730 Mini Hardware RAID controller and eight 3TB 7. Tens of thousands of happy customers have a Proxmox subscription. 10 with ext4 as main file system (FS). Procedure. XFS has a few features that ext4 has not like CoW but it can't be shrinked while ext4 can. When installing Proxmox on each node, since I only had a single boot disk, I installed it with defaults and formatted with ext4. + Access to Enterprise Repository. Using Btrfs, just expanding a zip file and trying to immediately enter that new expanded folder in Nautilus, I am presented with a “busy” spinning graphic as Nautilus is preparing to display the new folder contents. 8 Gbps, same server, same NVME. The problem here is that overlay2 only supports EXT4 and XFS as backing filesystems, not ZFS. The client uses the following format to specify a datastore repository on the backup server (where username is specified in the form of user @ realm ): [ [username@]server [:port]:]datastore. To enable and start the PMDA service on the host machine after the pcp and pcp-gui packages are installed, use the following commands: # systemctl enable pmcd. Storages which present block devices (LVM, ZFS, Ceph) will require the raw disk image format, whereas files based storages (Ext4, NFS, CIFS, GlusterFS) will let you to choose either the raw disk image format or the QEMU image format. (it'll probably also show the 'grep' command itself, ignore that) note the first column (the PID of the vm)As a result, ZFS is more suited for more advanced users like developers who constantly move data around different disks and servers. So the perfect storage. For reducing the size of a filesystem, there are two purported wats forward, according to xfs developers. Redundancy cannot be achieved by one huge disk drive plugged into your project. Elegir un sistema de archivos local 1. I use lvm snapshots only for the root partition (/var, /home and /boot are on a different partitions) and I have a pacman hook that does a snapshot when doing an upgrade, install or when removing packages (it takes about 2 seconds). 9. Log in to Reddit. Note that ESXi does not support software RAID implementations. • 2 yr. In doing so I’m rebuilding the entire box. ago. Install Debian: 32GB root (ext4), 16GB swap, and 512MB boot in NVMe. This comment/post or the links in it refer to curl-bash scripts where the underlying script could be changed at any time without the knowledge of the user. hardware RAID. XFS for array, BTRFS for cache as it's the only option if you have multiple drives in the pool. isaacssv • 3 yr. You probably don’t want to run either for speed. This was around a 6TB chain and on XFS it took around 10 minutes or so t upgrade. Will sagen, wenn Du mit hohen IO-Delay zu kämpfen hast, sorge für mehr IOPS (Verteilung auf mehr Spindeln, z. Utilice. ZFS does have advantages for handling data corruption (due to data checksums and scrubbing) - but unless you're spreading the data between multiple disks, it will at most tell you "well, that file's corrupted, consider it gone now". Step 6. It can hold up to 1 billion terabytes of data. The ZoL support in Ubuntu 19. Linux File System Comparison: XFS vs. So I am in the process of trying to increase the disk size of one of my VMs from 750GB -> 1. 3 结论. The operating system of our servers is always running on a RAID-1 (either hardware or software RAID) for redundancy reasons. ZFS brings robustness and stability, while it avoids the corruption of large files. Yeah reflink support only became a thing as of v10 prior to that there was no linux repo support. There are two more empty drive bays in the. gbr: Is there a way to convert the filesystem to EXT4? There are tools like fstransform but I didn’t test them. ZFS zvol support snapshots, dedup and. Btrfs stands for B Tree Filesystem, It is often pronounced as “better-FS” or “butter-FS. Step 4: Resize / partition to fill all space. You're better off using a regular SAS controller and then letting ZFS do RAIDZ (aka RAID5). Buy now!The XFS File System. El sistema de archivos XFS 27. ZFS is an advanced filesystem and many of its features focus mainly on reliability. Btrfs trails the other options for a database in terms of latency and throughput. NTFS. It has zero protection against bit rot (either detection or correction). aaron said: If you want your VMs to survive the failure of a disk you need some kind of RAID. Please. The server I'm working with is: Depending on the space in question, I typically end up using both ext4 (on lvm/mdadm) and zfs (directly over raw disks). Ubuntu 18. The EXT4 f ile system is 48-bit with a maximum file size of 1 exbibyte, depending on the host operating system. 3. The first, and the biggest difference between OpenMediaVault and TrueNAS is the file systems that they use. Reducing storage space is a less common task, but it's worth noting. Starting with ext4, there are indeed options to modify the block size using the "-b" option with mke2fs. 5 (15-Dec-2018) Creating filesystem with 117040640 4k blocks and 29261824 inodes Filesystem UUID: bb405991-4aea-4fe7-b265-cc644ea5e770. By far, XFS can handle large data better than any other filesystem on this list and do it reliably too. But default file system is ext4 and I want xfs file system because of performance. Snapshots, transparent compression and quite importantly blocklevel checksums. Complete toolset for administering virtual machines, containers, the host system, clusters and all necessary resources. data, so it's possible to only keep the metadata with redundancy ("dup" is the default BTRFS behaviour on HDDs). All four mainline file-systems were tested off Linux 5. XFS was more fragile, but the issue seems to be fixed. ESXi with a hardware RAID controller. • 2 yr. LVM is one of Linux’s leading volume managers and is alongside a filesystem for dynamic resizing of the system disk space. Sistemas de archivos en red 1. 703K subscribers in the DataHoarder community. XFS and ext4 aren't that different. 2. This was our test's, I cannot give any benchmarks, as the servers are already in production. Copy-on-Write (CoW): ZFS is a Copy-on-Write filesystem and works quite different to a classic filesystem like FAT32 or NTFS. Snapshots are free. by default, Proxmox only allows zvols to be used with VMs, not LXCs. #6. After having typed zfs_unlock and waited the system to boot fully, the login takes +25 seconds to complete due to systemd-logind service fails to start. Everything on the ZFS volume freely shares space, so for example you don't need to statically decide how much space Proxmox's root FS requires, it can grow or shrink as needed. Note 2: The easiest way to mount a USB HDD on the PVE host is to have it formatted beforehand, we can use any existing Linux (Ubuntu/Debian/CentOS etc. To answer the LVM vs ZFS- LVM is just an abstract layer that would have ext4 or xfs on top, where as ZFS is an abstract layer, raid orchestrator, and filesystem in one big stack. + Stable software updates. . El sistema de archivos ext4 27. ZFS gives you snapshots, flexible subvolumes, zvols for VMs, and if you have something with a large ZFS disk you can use ZFS to do easy backups to it with native send/receive abilities. They perform differently for some specific workloads like creating or deleting tenthousands of files / folders. Add a Comment. Proxmox VE Linux kernel with KVM and LXC support. As you can see, this means that even a disk rated for up to 560K random write iops really maxes out at ~500 fsync/s. EXT4 being the “safer” choice of the two, it is by the most commonly used FS in linux based systems, and most applications are developed and tested on EXT4. For a while, MySQL (not Maria DB) had performance issues on XFS with default settings, but even that is a thing of the past. Click to expand. Hinsichtlich des SpeicherSetting habe ich mich ein wenig mit den folgenden Optionen befasst: Hardware-RAID mit batteriegepuffertem Schreibcache (BBU) Nicht-RAID für ZFS Grundsätzlich ist die zweite Option. Things like snapshots, copy-on-write, checksums and more. The container has 2 disk (raw format), the rootfs and an additional mount point, both of them are in ext4, I want to format to xfs the second mount point. Home Get Subscription Wiki Downloads Proxmox Customer Portal About. xfs is really nice and reliable. Ext4 파일 시스템. or use software raid. 2, the logical volume “data” is a LVM-thin pool, used to store block based guest. Click remove and confirm. 6. 3 XFS. LVM-thin is preferable for this task, because it offers efficient support for snapshots and clones. And this lvm-thin i register in proxmox and use it for my lxc containers. When you start with a single drive, adding a few later is bound to happen. 6-pve1. data, so it's possible to only keep the metadata with redundancy ("dup" is the default BTRFS behaviour on HDDs). Maybe I am wrong, but in my case I can see more RAM usage on xfs compared with xfs (2 VM with the same load/io, services. As cotas XFS não são uma opção remountable. Thanks!I installed proxmox with pretty much the default options on my hetzner server (ZFS, raid 1 over 2 SSDs I believe). I understand Proxmox 6 now has SSD TRIM support on ZFS, so that might help. After searching the net, seeing youtube tutorials, and reading manuals for hours - I still can not understand the difference between LVM and Directory. So XFS is a bit more flexible for many inodes. This is not ZFS. The main tradeoff is pretty simple to understand: BTRFS has better data safety, because the checksumming lets it ID which copy of a block is wrong when only one is wrong, and means it can tell if both copies are bad. For example, if a BTRFS file system is mounted at /mnt/data2 and its pve-storage. Wanted to run a few test VMs at home on it, nothing. Storage replication brings redundancy for guests using local storage and reduces migration time. Similar: Ext4 vs XFS – Which one to choose. This includes workload that creates or deletes large numbers of small files in a single thread. Based on the output of iostat, we can see your disk struggling with sync/flush requests. RAID. The EXT4 f ile system is 48-bit with a maximum file size of 1 exbibyte, depending on the host operating system. BTRFS and ZFS are metadata vs. . . Then i manually setup proxmox and after that, i create a lv as a lvm-thin with the unused storage of the volume group. And ext3. 09 MB/s. Otherwise you would have to partition and format it yourself using the CLI. Plus, XFS is baked in with most Linux distributions so you get that added bonus To answer your question, however, if ext4 and btrfs were the only two filesystems, I would choose ext4 because btrfs has been making headlines about courrpting people's data and I've used ext4 with no issue. Xfs is very opinionated as filesystems go. Key Takeaway: ZFS and BTRFS are two popular file systems used for storing data, both of which offer advanced features such as copy-on-write technology, snapshots, RAID configurations and built in compression algorithms. ZFS is nice even on a single disk for its snapshots, integrity checking, compression and encryption support. And this lvm-thin i register in proxmox and use it for my lxc containers. For example it's xfsdump/xfsrestore for xfs, dump/restore for ext2/3/4. howto use a single disk with proxmox. Btrfs uses Copy-on-Write (COW), a resource management technique where a. Results are summarized as follows: Test XFS on Partition XFS on LVM Sequential Output, Block 1467995 K/S, 94% CPU 1459880 K/s, 95% CPU Sequential Output, Rewrite 457527 K/S, 33% CPU 443076 K/S, 33% CPU Sequential Input, Block 899382 K/s, 35% CPU 922884 K/S, 32% CPU Random Seeks 415.