Complete toolset for administering virtual machines, containers, the host system, clusters and all necessary resources. From our understanding. XFS, EXT4, and BTRFS are file systems commonly used in Linux-based operating systems. Don't worry about errors or failure, I use a backup to an external hard drive daily. The question is XFS vs EXT4. Subscription period is one year from purchase date. In Summary, ZFS, by contrast with EXT4, offers nearly unlimited capacity for data and metadata storage. One can make XFS "maximal INode space percentage" grow, as long there's enough space. Issue the following commands from the shell (Choose the node > shell): # lvremove /dev/pve/data # lvresize -l +100%FREE /dev/pve/root #. Yeah those are all fine, but for a single disk i would rather suggest BTRFS because it's one of the only FS that you can extend to other drives later without having to move all the data away and reformat. The first step is to download the Proxmox VE ISO image. El sistema de archivos XFS. Now, XFS doesn't support shrinking as such. 2. The XFS one on the other hand take around 11-13 hours!But Proxmox won't anyway. Backups can be started via the GUI or via the vzdump command line tool. If you know that you want something else, you can change it afterwards. ZFS features are hard to beat. 0 /sec. Note: If you have used xfs, replace ext4 with xfs. + Access to Enterprise Repository. Như vậy, chúng ta có thể dễ dàng kết hợp các phân vùng định dạng Ext2, Ext3 và Ext4 trong cùng 1 ổ đĩa trong Ubuntu để. exFat vs. Ext4 ist dafür aber der Klassiker der fast überall als Standard verwendet wird und damit auch mit so ziemlich allem läuft und bestens getestet ist. Hope that answers your question. 4 HDD RAID performance per his request with Btrfs, EXT4, and XFS while using consumer HDDs and an AMD Ryzen APU setup that could work out for a NAS type low-power system for anyone else that may be interested. Introduction. Redundancy cannot be achieved by one huge disk drive plugged into your project. Also consider XFS, though. The reason that Ext4 is often recommended is that it is the most used and trusted filesystem out there on Linux today. Testing. Januar 2020. ext4 ) you want to use for the directory, and finally enter a name for the directory (e. Snapshots, transparent compression and quite importantly blocklevel checksums. Pro: supported by all distro's, commercial and not, and based on ext3, so it's widely tested, stable and proven. For a consumer it depends a little on what your expectations are. 05 MB/s and the sdb drive device gave 2. Select the VM or container, and click the Snapshots tab. Using Proxmox 7. Even if I'm not running Proxmox it's my preferred storage setup. Actually, I almost understand the. ext4 is slow. Create a VM inside proxmox, use Qcow2 as the VM HDD. It's not the fastest but not exactly a slouch. Note the use of ‘--’, to prevent the following ‘-1s’ last-sector indicator from being interpreted. After searching the net, seeing youtube tutorials, and reading manuals for hours - I still can not understand the difference between LVM and Directory. 2 we changed the LV data to a thin pool, to provide snapshots and native performance of the disk. EXT4 - I know nothing about this file system. So far EXT4 is at the top of our list because it is more mature than others. The Proxmox Virtual Environment (VE) is a cluster-based hypervisor and one of the best kept secrets in the virtualization world. I would like to have it corrected. If you choose anything else and ZFS, you will get a thin pool for the guest storage by default. by carum carvi » Sat Apr 25, 2020 1:14 am. It has zero protection against bit rot (either detection or correction). 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. Hi, xfs und ext4 sind beides gute Datei-Systeme! Aber beide machen aus einem raid1 mit 4TB-Sata-Platten kein Turbo. Ext4 has a more robust fsck and runs faster on low-powered systems. gehen z. I personally haven't noticed any difference in RAM consumption when switched from ext4 about a year ago. ZFS zvol support snapshots, dedup and. 14 Git and tested in their default/out-of-the-box. During the installation wizard, you'll just format it to ext4 and create two partitions -- one named "local," which. proxmox-boot-tool format /dev/sdb2 --force - change mine /dev/sdb2 to your new EFI drive's partition. But unless you intend to use these features, and know how to use them, they are useless. XFS - provides protection against 'bit rot' but has high RAM overheads. ZFS looks very promising with a lot of features, but we have doubts about the performance; our servers contains vm with various databases and we need to have good performances to provide a fluid frontend experience. using ESXi and Proxmox hypervisors on identical hardware, same VM parameters and the same guest OS – Linux Ubuntu 20. This is a significant difference: The Ext4 file system supports journaling, while Btrfs has a copy-on-write (CoW) feature. So the rootfs lv, as well as the log lv, is in each situation a normal. Tenga en cuenta que el uso de inode32 no afecta a los inodos que ya están asignados con números de 64 bits. It has some advantages over EXT4. Sorry to revive this old thread, but I had to ask: Am I wrong to think that the main reason for ZFS never getting into the Linux Kernel is actually a license problem? See full list on linuxopsys. XFS was surely a slow-FS on metadata operations, but it has been fixed recently as well. B. Choose the unused disk (e. This is a sub that aims at bringing data hoarders together to share their passion with like minded…27. + Stable software updates. LVM is a separate volume manager, providing flexibility in storage allocation without ZFS’s advanced features. RAW or QCOW2 - The QCOW2 gives you better manageability, however it has to be stored on standard filesystem. I have been looking at ways to optimize my node for the best performance. This page was last edited on 9 June 2020, at 09:11. Snapraid says if the disk size is below 16TB there are no limitations, if above 16TB the parity drive has to be XFS because the parity is a single file and EXT4 has a file size limit of 16TB. Fourth: besides all the above points, yes, ZFS can have a slightly worse performance depending on these cases, compared to simpler file systems like ext4 or xfs. 3-based kernel. This includes workload that creates or deletes large numbers of small files in a single thread. But I think you should use directory for anything other than normal filesystem like ext4. A mininal WSL distribution that would chroot to the XFS root that then runs a script to mount the ZFS dataset and then start postgres would be my preferred solution, if it's not possible to do that from CBL-Mariner (to reduce the number of things used, as simplicity often brings more performance). BTRFS is a modern copy on write file system natively supported by the Linux kernel, implementing features such as snapshots, built-in RAID and self healing via checksums for data and metadata. I want to use 1TB of this zpool as storage for 2 VMs. snapshots are also missing. 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). Thanks a lot for info! There are results for “single file” with O_DIRECT case (sysbench fileio 16 KiB blocksize random write workload): ext4 1 thread: 87 MiB/sec. . I usually use ext4 on the root (OS) volume along with some space for VMs (that can be run on lvm/ext4). -- is very important for it to work here. Unfortunately you will probably lose a few files in both cases. ZFS and LVM are storage management solutions, each with unique benefits. 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. As in general practice xfs is being used for large file systems not likely for / and /boot and /var. I’m just about to dive into proxmox and install it on my Microserver G10+ but after doing a lot of reading about proxmox the one thing I’m not to sure about is where would be the best place to install it on my setup. Hello, I've migrated my old proxmox server to a new system running on 4. Select the Directory type. g. So it has no barring. XFS provides a more efficient data organization system with higher performance capabilities but less reliability than ZFS, which offers improved accessibility as well as greater levels of data integrity. You can create an ext4 or xfs filesystem on a disk using fs create, or by navigating to Administration -> Storage/Disks -> Directory in the web interface and creating one from there. . 2 and this imminent Linux distribution update is shipping with a 5. backups ). iteas. It replicates guest volumes to another node so that all data is available without using shared storage. 3 XFS. Btrfs uses Copy-on-Write (COW), a resource management technique where a. The pvesr command line tool manages the Proxmox VE storage replication framework. Con: rumor has it that it is slower than ext3, the fsync dataloss soap. For this step jump to the Proxmox portal again. Good day all. Some features do use a fair bit of RAM (like automatic deduplication), but those are features that most other filesystems lack entirely. It can hold up to 1 billion terabytes of data. Proxmox has the ability to automatically do zfs send and receive on nodes. It's got oodles of RAM and more than enough CPU horsepower to chew through these storage tests without breaking a sweat. I'd like to use BTRFS directly, instead of using a loop. 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. Yes, both BTRFS and ZFS have advanced features that are missing in EXT4. 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. No ext4, você pode ativar cotas ao criar o sistema de arquivo ou mais tarde em um sistema de arquivo existente. Set. I like having a separate cache array on NVME drives (BTRFS) for fast access to my dockers. Januar 2020. Picking a filesystem is not really relevant on a Desktop computer. I've tried to use the typical mkfs. Quota journaling: This avoids the need for lengthy quota consistency checks after a crash. XFS. 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. Get your own in 60 seconds. xfs_growfs is used to resize and apply the changes. In the table you will see "EFI" on your new drive under Usage column. From the documentation: The choice of a storage type will determine the format of the hard disk image. I don't know anything about XFS (I thought unRaid was entirely btrfs before this thread) ZFS is pretty reliable and very mature. The maximum total size of a ZFS file system is exbibytes minus one byte. Yes you can snapshot a zvol like anything else in ZFS. This was around a 6TB chain and on XFS it took around 10 minutes or so t upgrade. I’d still choose ZFS. After installation, in proxmox env, partition SSD in ZFS for three, 32GB root, 16GB swap, and 512MB boot. The host is proxmox 7. I only use ext4 when someone was clueless to install XFS. If only a single drive in a cache pool i tend to use xfs as btrfs is ungodly slow in terms of performance by comparison. 2 Unmount and Delete lvm-thin. It's pretty likely that you'll be able to flip the trim support bit on that pool within the next year and a half (ZoL 0. Install Proxmox from Debian (following Proxmox doc) 3. However, Linux limits ZFS file system capacity to 16 tebibytes. Ext4文件系统是Ext3的继承者，是Linux下的主流文件系统。经过多年的发展，它是目前最稳定的文件系统之一。但是，老实说，与其他Linux文件系统相比，它并不是最好的Linux文件系统。 在XFS vs Ext4方面，XFS在以下几个方面优. A 3TB / volume and the software in /opt routinely chews up disk space. B. Tens of thousands of happy customers have a Proxmox subscription. Recently I needed to copy from REFS to XFS and then the backup chain (now on the XFS volume) needed to be upgraded. I think it probably is a better choice for a single drive setup than ZFS, especially given its lower memory requirements. Originally I was going to use EXT4 on KVM til I ran across ProxMox (and ZFS). 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. Created XFS filesystems on both virtual disks inside the VM running. ext4 vs brtfs vs zfs vs xfs performance. It was basically developed to allow one to combine many inexpensive and small disks into an array in order to realize redundancy goals. This depends on the consumer-grade nature of your disk, which lacks any powerloss-protected writeback cache. There are two more empty drive bays in the. Lack of TRIM shouldn't be a huge issue in the medium term. The terminology is really there for mdraid, not ZFS. My goal is not to over-optimise in an early stage, but I want to make an informed file system decision and stick with that. My question is, since I have a single boot disk, would it. Proxmox actually creates the « datastore » in an LVM so you’re good there. There's nothing wrong with ext4 on a qcow2 image - you get practically the same performance as traditional ZFS, with the added bonus of being able to make snapshots. Literally just making a new pool with ashift=12, a 100G zvol with default 4k block size, and mkfs. Created new nvme-backed and sata-backed virtual disks, made sure discard=on and ssd=1 for both in disk settings on Proxmox. Replication uses snapshots to minimize traffic sent over the. ZFS snapshots vs ext4/xfs on LVM. I. raid-10 mit 6 Platten; oder SSDs, oder Cache). Promox - How to extend LVM Partition VM Proxmox on the Fly. 9. On lower thread counts, it’s as much as 50% faster than EXT4. Once you have selected Directory it is time to fill out some info. Earlier today, I was installing Heimdall and trying to get it working in a container was presenting a challenge because a guide I was following lacked thorough details. It tightly integrates the KVM hypervisor and Linux Containers (LXC), software-defined storage and networking functionality, on a single platform. But they come with the smallest set of features compared to newer filesystems. Linux filesystems EXT4 vs XFS, what to choose, what is better. 04. Press Enter to Install Proxmox VE 7. EXT4 - I know nothing about this file system. Additionally, ZFS works really well with different sized disks and pool expansion from what I've read. ZFS combines a filesystem and volume manager. Oct 17, 2021. If no server is specified, the default is the local host ( localhost ). Through many years of development, it is one of the most stable file systems. Compared to Ext4, XFS has a relatively poor performance for single threaded, metadata-intensive workloads. Navigate to the official Proxmox Downloads page and select Proxmox Virtual Environment. ext4. XFS was more fragile, but the issue seems to be fixed. LVM, ZFS, and. 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. Step 7. XFS does not require extensive reading. Category: HOWTO. NEW: Version 8. sysinit (RHEL/CentOS 6. €420,00EUR. Booting a ZFS root file system via UEFI. xfs but I don't know where the linux block device is stored, It isn't in /dev directory. XFS for array, BTRFS for cache as it's the only option if you have multiple drives in the pool. This is the same GUID regardless of the filesystem type, which makes sense since the GUID is supposed to indicate what is stored on the partition (e. Khá tương đồng với Ext4 về một số mặt nào đó. Linux files) and not how they're organized. ago. service. EDIT 1: Added that BTRFS is the default filesystem for Red Hat but only on Fedora. You really need to read a lot more, and actually build stuff to. Since NFS and ZFS are both file based storage, I understood that I'd need to convert the RAW files to qcow2. 7. For Proxmox, EXT4 on top of LVM. 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. For a single disk, both are good options. For LXC, Proxmox uses ZFS subvols, but ZFS subvols cannot be formatted with a different filesystem. If you are sure there is no data on that disk you want to keep you can wipe it using the webUI: "Datacenter -> YourNode -> Disks -> select the disk you want to wipe. 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. Shrink / Reduce a volume with an LVM-XFS partition. 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. Be sure to have a working backup before trying filesystem conversion. As well as ext4. 15 comments. 3. J. 2. All benchmarks concentrate on ext4 vs btrfs vs xfs right now. snapshots are also missing. cfg. Defaults: ext4 and XFS. g. 1 Proxmox Virtual Environment. davon aus das erfolgreich geschrieben ist, der Raidcontroller erledigt dies, wenn auch später. Before that happens, either rc. Proxmox Virtual Environment is a complete open-source platform for enterprise virtualization. 7T 0 part ext4 d8871cd7-11b1-4f75-8cb6-254a6120 72f6. Hi, xfs und ext4 sind beides gute Datei-Systeme! Aber beide machen aus einem raid1 mit 4TB-Sata-Platten kein Turbo. 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. Basically, LVM with XFS and swap. LVM-thin is preferable for this task, because it offers efficient support for snapshots and clones. 7. Would ZFS provide any viable performance improvements over my current setup, or is it better to leave RAID to the. 3. 5. This section highlights the differences when using or administering an XFS file system. Create a VM inside proxmox, use Qcow2 as the VM HDD. For large sequential reads and writes XFS is a little bit better. Dependending on the hardware, ext4 will generally have a bit better performance. Unmount the filesystem by using the umount command: # umount /newstorage. BTRFS and ZFS are metadata vs. The problem here is that overlay2 only supports EXT4 and XFS as backing filesystems, not ZFS. ) Inside your VM, use a standard filesystem like EXT4 or XFS or NTFS. # xfs_growfs -d /dev/sda1. Prior using of the command EFI partition should be the second one as stated before (therefore in my case sdb2). That XFS performs best on fast storage and better hardware allowing more parallelism was my conclusion too. . Extend the filesystem. 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. 2. Also, with lvm you can have snapshots even with ext4. (The equivalent to running update-grub systems with ext4 or xfs on root). Snapraid says if the disk size is below 16TB there are no limitations, if above 16TB the parity drive has to be XFS because the parity is a single file and EXT4 has a file size limit of 16TB. Remember, ZFS dates back to 2005, and it tends to get leaner as time moves on. ZFS can complete volume-related tasks like managing tiered storage and. Get your own in 60 seconds. El sistema de archivos XFS 1. Sun Microsystems originally created it as part of its Solaris operating system. Situation: Ceph as backend storage SSD storage Writeback cache on VM disk No LVM inside VM CloudLinux 7. At the same time, XFS often required a kernel compile, so it got less attention from end. 10 is relying upon various back-ports from ZFS On Linux 0. The chart below displays the difference in terms of hard drive space reserved for redundancy. 1) using an additional single 50GB drive per node formatted as ext4. 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. yes, even after serial crashing. Xfs ist halt etwas moderner und laut Benchmarks wohl auch etwas schneller. Each to its own strengths. 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. xfs 4 threads: 97 MiB/sec. 04 ext4 installation (successful upgrade from 19. Like I said before, it's about using the right tool for the job and XFS would be my preferred Linux file system in those particular instances. The Proxmox Backup Server installer, which partitions the local disk(s) with ext4, xfs or ZFS, and installs the operating system. When you create a snapshot Proxmox basically freezes the data of your VM's disk at that point in time. It is the main reason I use ZFS for VM hosting. It is the main reason I use ZFS for VM hosting. But I was more talking to the XFS vs EXT4 comparison. Replication is easy. Proxmox installed, using ZFS on your NVME. Es el sistema de archivos por defecto en Red Hat Enterprise Linux 8. ZFS is a combined file system and logical volume manager designed by Sun Microsystems. If you use Debian, Ubuntu, or Fedora Workstation, the installer defaults to ext4. It’s worth trying ZFS either way, assuming you have the time. Enter the username as root@pam, the root user’s password, then enter the datastore name that we created earlier. Now, the storage entries are merely tracking things. 52TB I want to dedicate to GlusterFS (which will then be linked to k8s nodes running on the VMs through a storage class). I've never had an issue with either, and currently run btrfs + luks. Compressing the data is definitely worth it since there is no speed penalty. My goal is not to over-optimise in an early stage, but I want to make an informed file system decision and. The new directory will be available in the backup options. So what is the optimal configuration? I assume. 10. r/Proxmox. 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. However, from my understanding Proxmox distinguishes between (1) OS storage and (2) VM storage, which must run on seperate disks. An ext4 or xfs filesystem can be created on a disk using the fs create subcommand. 元数据错误行为 在 ext4 中，当文件系统遇到元数据错误时您可以配置行为。默认的行为是继续操作。当 xfs. That way you get a shared LVM storage. Another advantage with ZFS storage is that you can use ZFS send/receive on a specific volume where as ZFS in dir will require a ZFS send/receive on the entire filesystem (dataset) or in worst case the entire pool. The only realistic benchmark is the one done on a real application in real conditions. You can mount additional storages via standard linux /etc/fstab , and then define a directory storage for that mount point. We think our community is one of the best thanks to people like you! Quick Navigation. But: with Unprivileged containers you need to chown the share directory as 100000:100000. Copy-on-Write (CoW): ZFS is a Copy-on-Write filesystem and works quite different to a classic filesystem like FAT32 or NTFS. 7T 0 part ext4 d8871cd7-11b1-4f75-8cb6-254a6120 72f6 sdd1 8:49 0 3. Proxmox VE 6 supports ZFS root file systems on UEFI. It's possible to hack around this with xfsdump and xfsrestore, but this would require 250G data to be copied offline, and that's more downtime than I like. BTRFS. There are a lot of post and blogs warning about extreme wear on SSD on Proxmox when using ZFS. Results were the same, +/- 10%. 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. • 2 yr. We can also set the custom disk or partition sizes through the advanced. service. I also have a separate zfs pool for either additional storage or VMs running on zfs (for snapshots). 0, BTRFS is introduced as optional selection for the root. 对应的io利用率 xfs 明显比ext4低,但是cpu 比较高 如果qps tps 在5000以下 etf4 和xfs系统无明显差异。. sdb is Proxmox and the rest are in a raidz zpool named Asgard. Optiplex micro home server, no RAID now, or in foreseeable future, (it's micro, no free slots). What you get in return is a very high level of data consistency and advanced features. Fstrim is show something useful with ext4, like X GB was trimmed . When dealing with multi-disk configurations and RAID, the ZFS file-system on Linux can begin to outperform EXT4 at least in some configurations. Inside of Storage Click Add dropdown then select Directory. In the Create Snapshot dialog box, enter a name and description for the snapshot. After a week of testing Btrfs on my laptop, I can conclude that there is a noticeable performance penalty vs Ext4 or XFS. 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. 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. 1 GB/s on proxmox, 3 GB/s on hyper-v. Journaling ensures file system integrity after system crashes (for example, due to power outages) by keeping a record of file system. raid-10 mit 6 Platten; oder SSDs, oder Cache). ext4 파일 시스템은 Red Hat Enterprise Linux 5에서 사용 가능한 기본 ext3 파일 시스템의 확장된 버전입니다. Create zfs zvol. I've tweaked the answer slightly. These quick benchmarks are just intended for reference purposes for those wondering how the different file-systems are comparing these days on the latest Linux kernel across the popular Btrfs, EXT4, F2FS, and XFS mainline choices. 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. Funny you mention the lack of planning. In the preceding screenshot, we selected zfs (RAID1) for mirroring, and the two drives, Harddisk 0 and Harddisk 1, to install Proxmox. To organize that data, ZFS uses a flexible tree in which each new system is a child. Without that, probably just noatime. This can make differences as there. brown2green. or really quite arbitrary data. Exfat compatibility is excellent (read and write) with Apple AND Microsoft AND Linux. 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. Additionally, ZFS works really well with different sized disks and pool expansion from what I've read. Running on an x570 server board with Ryzen 5900X + 128GB of ECC RAM. Load averages on systems where load average with. 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. 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). btrfs is a filesystem that has logical volume management capabilities. Then I selected the "Hardware" tab and selected "Hard Disk" and then clicked the resize. “/data”) mkdir /data. 6. Let’s go through the different features of the two filesystems. The ZFS filesystem was run on two different pools – one with compression enabled and another spate pool with compression. Defragmentieren ist in der Tat überflüssig bei SSDs oder HDDS auf CoW FS. Can this be accomplished with ZFS and is. Btrfs trails the other options for a database in terms of latency and throughput. d/rc. "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. I understand Proxmox 6 now has SSD TRIM support on ZFS, so that might help. So what are the differences? On my v-machines pool the compression was not activated. Home Get Subscription Wiki Downloads Proxmox Customer Portal About. So, Btrfs has built-in RAID support and therefore this feature is inherent in it. If it is done in a hardware controller or in ZFS is a secondary question. backups ). xfs /dev/zvol/zdata/myvol, mounted it and sent in a 2 MB/s stream via pv again. RHEL 7. EvertM. 8 Gbps, same server, same NVME. I want to use 1TB of this zpool as storage for 2 VMs. Click to expand. If this were ext4, resizing the volumes would have solved the problem. Tens of thousands of happy customers have a Proxmox subscription. I'd like to install Proxmox as the hypervisor, and run some form of NAS software (TRueNAS or something) and Plex. Reducing storage space is a less common task, but it's worth noting. It's not the most cutting-edge file system, but that's good: It means Ext4 is rock-solid and stable. But beneath its user-friendly interface lies every Proxmox user’s crucial decision: choosing the right filesystem. Table of. I have sufficient disks to create an HDD ZFS pool and a SSD ZFS pool, as well as a SSD/NVMe for boot drive. The Proxmox team works very hard to make sure you are running the best software and getting stable updates and security enhancements, as well. #1. This article here has a nice summary of ZFS's features: acohdehydrogenase • 4 yr.