raid 1

  1. Is RAID1 good for performance?

    Hello, I have 1 SSD 256GB, 2 HDDs each with 1TB. I did a software RAID 1 using only the HDD through proxmox environment. It is ZFS filesystem. Imported a vm (4GB RAM). It uses 12GB of RAM. I wanted to host three websites and considering each has 4GB RAM it looks like the RAM will be used...
  2. [SOLVED] Add raid 1 to proxmox

    Hello forum, I have this situation. I have 1 nvme where proxmox is installed, 2 HDD each 1TB. I have already configured two HDD as RAID 1 from the BIOS. PC is model dell 3660 Tower. My question is, how do I make proxmox to recognize those two HDD? And second, can I install VM strictly on the...
  3. SSD setup for VM host

    Dear, Currently we have some troubles with High IO delay on almost any 'heavy' write on the VM. Our Proxmox is currently installed on Crucial MX500 with ZFS RAID 1. I was searching on the web and I saw that this could happen because of these disks can't handle much IOPS for VM Hosting. I was...
  4. [SOLVED] Read-only filesystem

    Hi there. I got a problem with a node on my cluster. Here is the conf: Proxmox 7.1 . I tries to remove a lvm-thin provisionning via Datacenter Webui interface. I rebooted one of the nodes where the lvm thin is and i got a read-only filesystem. the system is installed like this ...
  5. MDADM create with NVMe failed - Floating point exception

    Good day everybody, we would like to subsequently set up a software raid 1 on our Proxmox system with mdadm. Proxmox itself is currently installed on an NVMe with ext4, which is now to be mirrored on another NVMe. However, the following error occurs. "Floating point exception" root@pr-001:~#...
  6. How to install PVE on mdadm RAID1?

    Hi All, I have 2 NVMe M.2 drive 256 Gb in my server and would like to use them as mirror for OS with PVE. But as I see PVE installation offers RAID on ZFS only. What is the best way to install PVE on mdadm RAID1? Thanks)
  7. Filesystem: ZFS (RAID1) vs ZFS (RAIDZ-1)

    TL;DR ZFS RAID1 vs RAIDZ-1? Hello comrades, After a long trip with Proxmox 6 its time to move on to 7 now. Trying a new clean install i found the BTRFS implementation (not interested for now) and an old intrigue that I could never answer. -Why on the Filesystem options i get options like ZFS...
  8. UEFI: Install on 2 SSD ZFS Z1 - "unable to init esp and install proxmox-boot loader"

    Hi I am running into a weird issue while trying to install PVE 7. I have a Dell R520 with and HBA (H330, IT Mode) and 2 Samsung SSD (consumer grade) connected to it. The system was set to BIOS boot mode and I was able to install Proxmox with ZFS RaidZ1 on those two SSDs, everything worked so...
  9. HowTo: Proxmox VE 7 With Software RAID-1

    Introduction The operating system of our servers is always running on a RAID-1 (either hardware or software RAID) for redundancy reasons. Since Proxmox VE 7 does not offer out-of-the-box support for mdraid (there is support for ZFS RAID-1, though), I had to come up with a solution to migrate...
  10. [SOLVED] Install Proxmox to SSD and then add another SSD for RAID-1 later?

    I have a server I've installed Proxmox onto that has one SSD for the main system installation. I'd like to add an identical drive in a month to mirror my base install as a software RAID-1 (raidz maybe?) so I don't have any down time for when the primary SSD fails. Can this be done, and if so, how?
  11. A question about RAID

    Hi, I'm trying to understand the following situation: We created this setup of disks in our Dell R710 Server: VD 0 = only one SSD 1TB VD 1 = RAID 10 (4 x SAS 600GB) VD 2 = RAID 1 (2 x SAS 600GB) # When I check proxmox about Disk details it shows me 7 disks instead of 3 virtual disks made...
  12. RAID Vanished after upgrade

    Everything is working fine on 6.3.3 version, I hit upgrade, and reboot. I have two raid arrays: 500 + 500 NVME = raid 1 software 4tb + 4tb = raid 1 software md5 which held 2 x 4tb in it has completely vainshed and the seperate disks are ready to initialize! my md5 array was mounted on...
  13. Install to SSD System Drive with RAID1 spinning rust for VM's and Containers

    I have a i7 based machine with 32GB of RAM, a 250GB SSD, and two 4tb spinning rust drives. Planning to turn this into a Proxmox host and want to understand where in the install process could I create a ZFS RAID1 pool using the two spinning rust drives for the purposes of hosting the VM and...
  14. [SOLVED] Software RAID 1 nachträglich einrichten

    Hallo zusammen, ich habe vor einigen Monaten probeweise auf meinem alten Office PC proxmox installiert und aktuell mehrere LXCs, sowie VMs laufen. Da ich aber gerne noch weitere Projekte auf diesem System realsierien würde und ein höheres Maß an Datensicherheit erreichen will, habe ich einige...
  15. Best practice Boot drive ZFS replication

    Hi, I have installed proxmox on a dell r320 with zfs raid-1. this seems fine, and i am able to remove a drive and everything works fine. doing further tests it doesn't wo work to simply insert a blank drive and attach it to the zfs pool - boot partition is not synced in this case. cloning the...
  16. RAID1 lässt sich nicht assemblen nach Reboot

    Hallo, ich habe mit mdadm herumgespielt und es klappt erstmal alles. Wenn ich aber ein Reboot des kompletten Server mache kommt das Raid1 nicht wieder. Auch ein erzwungenes Reassemble löst das Problem nicht. Erst ein erneutes Erstellen des Raids stellt den gewünschten Zustand wieder her...
  17. Storage für Proxmox VE Host

    Hallo, ich bin gerade auf der Suche nach SSDs für einen neuen Proxmox VE Host für mein Homelab. Ich möchte zwei SSDs in einem ZFS Mirror betreiben, auf dem die Container, VMs und Proxmox selbst installiert wird. Für Backups, ISOs und Container Vorlagen benutze ich eine NFS Freigabe auf einen...
  18. Proxmox Raid Configuration

    Hello guys, Im new here and new to proxmox and I'm trying to figure out how to setup raid in proxmox. I have a machine with 3 disk's 1 SSD for OS 2 4tb hdd for storage What I'm trying to do is to get the 2 hdd into raid 1 so I can be safe in case of a fail, but I cant figure out how to make...
  19. OMV, Nextcloud mit RAID & Proxmox?

    Hallo, ich bin Neuling mit Proxmox und Virtualisierung mit Servern. Mit Linux kenne ich mich aber schon seit mehr als 6 Jahren aus. Zu Hause möchte ich einen neuen Heimserver einrichten. Vorwiegend sollen darauf Proxmox, Open Media Vault und Nextcloud laufen. Open Media Vault, so habe ich...
  20. Proxmox host and client: backup and restore steps

    Hi! I also read this before I post. I still new with Proxmox but I like it! :) I have a latest Proxmox server using only 1 physical (home) server with Linux software raid, mostly for: samba: file sharing: movies, music (for raspberry pi music players) and for windows notebooks for movies...

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