I have fresh server with hardware raid controller lsi megaraid and configured raid10 with 4x3tb sata. First, create the lvm physical volume on the physical disk. Sep 23, 2019 after installing and then opening up the web gui. Unfortunately this raid controller is not well supported under linux and even if properly configured, when i tried to install proxmox ve 3. Proxmox does not officially support software raid but i have found software raid to be very stable and in some cases have had better luck with it than hardware raid. Out of the box for raid1 on proxmox you need to use zfs, however to keep this box similar to others i have i wanted to use ext4 and mdadm. Proxmox is a great iso install for running kvm or openvz. Nov 23, 2015 this is my notes of commands i have executed in proxmox hardware node to add software raid capability to any proxmox pve existing installation. Jan 26, 2014 overview proxmox virtual environment is an easy to use open source virtualization platform for running virtual appliances and virtual machines.
However, the installation does not give you options like software raid i suspect to make it as simple as possible. Proxmox virtual environment is an easy to use open source virtualization platform for running virtual appliances and virtual machines. Proxmox does not officially support software raid but i have found software raid to be very stable and in some cases have had better luck with it than hardware. Here is a simple guide covering this kind of setup, doing some postinstall work. Google sent me to this following url, which helped me to configure my server into raid1 how to install proxmox ve 3. Jun 18, 2018 this particular server does not have a raid card, so i needed to use a software raid implementation. Keep the machine online while data is migrated across the lvm too. I prefer to utilize a single lvm volume due to some weird glitches with lxc images and small root lvm partitions. Should i use the hardware raid and create one raid0 array with the ssd, and then one raid 5 array with the rest of the disks. And viola, we now have when its recovered a working software raid for boot.
Proxmox ve is a complete opensource platform for enterprise virtualization. Proxmox ve has added support for zfs boot disks, including raid 1 arrays. Hello, i want to try create raid 1 on just installed proxmox. However, the proxmox lvm structure bugs the heck out of me. Jan 24, 2015 it actually works directly with lvm volume groups, creating logical volumes onthefly for new vms, etc. Most people install proxmox ve directly on a local disk. This particular server does not have a raid card, so i needed to use a software raid implementation. Windows performance on proxmox sanity check servethehome. The esxi is not working with software raid, so i want to switch to proxmox or citrix xenserver.
This server is now running on 3 ssds in this configuration. Hardware raid handles its arrays independently from the host and it still presents the host with a single disk per raid array. A raid 1 configuration is a simple mirror of two hard discs. Jul 10, 2017 how to create a nas using zfs and proxmox. With the builtin web interface you can easily manage vms and containers, software defined storage and networking, highavailability clustering, and multiple outofthebox tools on a single solution. To allow the lvm to grow, the block device needs to be added as a physical volume to lvm without any partitioning on it. You can find detailed information on the proxmox wiki, but the procedure was quite simple. Or should i pass through all the disks as individual raid 0 arrays, and let proxmox create a zfs array on top of those.
Jan 25, 2020 in this article i will share the steps to configure software raid 1 with and without spare disk i. All proxmox ve versions do not support linux software raid mdraid. I created a new lvm with the rest of the space and now i cannot seem to do anything with it. Lvm remove physical volume from volume group experiencing. Next well add devmd2 to lvm and make the space available to our pve volume group so that we can simply pvmove the remaining data to our raid array. For those that have been following sth for some time, we started using proxmox several years ago when the site first moved to its colocation facility. Mar 06, 2017 im a big proxmox fan, having deployed more than 20 systems both at customers and on my home lab this year without drama. Lvm provides flexibility to organize logical volumes without being bound to inflexible partitioning. There is surprisingly no straightforwardclean way of adding a second, third, etc drives to proxmox and making them show up in the gui. Linux partition layout with raid1 and lvm experiencing. I want to configure raid for a kvmlxc server its running proxmox as a hypervisor. Jul 05, 2017 rather, the hard drives and partitions that your operating system sees can be any number of separate hard drives pooled together or in a software raid. For this setup i decided to create a software raid 1 with the 2 discs in the system. This document was written based on a howto article for debian etch see references for original article.
The proxmox ve installation cd offers several options for local disk management, and the current default setup uses lvm. 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. So zfs is software raid that extends from disks up through the filesystem layer in the computing stack basically. For details about the different raid levels check the wikipedia raid page. Solved drive raid configuration for proxmox advice. So i figured i would probably just recreate a new raid with your recommendations and then reinstall proxmox. The installer let you select a single disk for such setup, and uses that disk as physical volume for the v olume g roup vg pve. It uses hardware raid controller card that handles the raid tasks transparently to the operating system. I will explain this in more detail in the upcoming chapters. Because proxmox uses lvm, this next step is quite straight forward. So here we get introduce with the configuration file when lvm is created over raid because this file helps us to understand about the lvm creation and algorithm in. If setup correctly, the lvm can grow as the disk raid might grow. How to right partition must be when i setup debian.
Steps to migrate a running machine using lvm on a single drive to mirrored drives on linux raid 1 mirror and lvm. The combination of raid and lvm provides numerous features with few caveats compared to just using raid. Physical disk to kvm proxmox ve zfs performance on the disks that i had passed through, was the same as the zfs performance directly on the host. Proxmox ve installation cant be done from scratch to a softwareraid device md raid. The following screenshots show how you setup raid during the centos setup. The idea crossed my mind to completely take the p410i controller out, manually patching in the drive bays, and reinstalling proxmox under zfs with raidz1 the raid5 equivalent.
That means, its not tested in our labs and not recommended, but its still used by experienced users. Aug 17, 2018 demo video showing how to install proxmox ve 5. Nov 15, 2019 this raid technology comes in three flavors. Proxmox does not officially support software raid but the software raid to be very stable and in some cases have had better luck with it than hardware raid. Install software raid to existing proxmox pve installation. Just to note that if you like guis, then most of lvm and mdadm commands can be done through webmin. May 18, 2017 i want to store surveillance footage on a separate hdd on proxmox. Lvm thin vg 0 lvm thin vg 1 i wanted to change this configuration to raid5 for fault tolerance. This article will provide an example of how to install and configure arch linux with a software raid or logical volume manager. If i do passthrough, i assume i should disable writeback caching on the raid card. Drbd for sync vm raid volume between the two node, with a dedicated link.