Raid stands for r edundant a rray of i nexpensive d isks. Mdadm is a commandline utility that allows for quick and easy manipulation of raid devices. Aug 16, 2016 raid allows you to manage separate storage drives as a unified device with better performance or redundancy properties. We can use full disks, or we can use same sized partitions on different sized drives. In linux, the mdadm utility makes it easy to create and manage software raid arrays. During a restore mondorescue will also resize partitions depending upon the new disk geometry. Cafeine indicates that i dont need to install vmware on. Physical to virtual p2v using virtualbox some people may want to run their existing system on another. Raid 10 is the fastest raid level that also has good redundancy too. The default is to try to derive a name from the physical machines hostname if possible else use a randomly generated name.
A number of operating systems can be converted from physical machines to virtual machines, but be aware that there are known issues converting physical machines using software raid. I was looking at possibly using clonezilla and it doesnt support software raid in linux either. The linux box has a software raid 1 disk mdadm that is not recognized by vcenter converter neither using cold clone with converter cd nor using converter standalone. The methods mondorescue uses to archive and restore a machine means its.
In this tutorial, youll learn how to install ubuntu server 16. I have two 500gb hard disk that were in a software raid1 on a gentoo distribution. When the device was physical i had a software raid 1 configured. We just need to remember that the smallest of the hdds or partitions dictates the arrays capacity. I need to install a software raid0 array on a ubuntu 12. Converting an ubuntu tm physical machine to a virtual machine vmware step 1. This is a form of software raid using special drivers, and it is not necessarily faster than true software raid. This how to is a nasty long winded rabbit hole of a work around that takes advantage of the magic of virtualization. Converting physical machines to virtual machines red. It is installed with 2 x sata disks without a sata raid controller, runs windows server 2003 and uses software raid 1 mirror over the two disks which are set as dynamic.
Some disk partitions dont have a filesystem at all, such as those used for swap, lvm or software raid md. There are a few minor differences between doing this on 14. This how to will show you how i managed to import an ubuntu vm from hyperv into a vmware 5. Physical to virtual p2v for hardware raid mixed results with using microsofts disk2vhd for doing p2v peter asked what is the best way to go virtual physical to virtualp2vwith a raid 1 hard drive array. Virtualizing the operating system on a physical server can be the key to preserving its applications and migrating it to faster hardware that it may not support on its own. While vmware converter 5 does a good job livecloning the existing linux servers, sometimes you have to use the cold clone boot cd if the physical server uses software raid and then boot vm from the broken mirror side, or sometimes the. Virtp2v converts a physical machine to run virtualized on kvm, managed by.
I too run raid1 on all my debian systems so ill add comments from my experience. A running p2v conversion job fails if you create a new conversion job for the. Nov 29, 2014 physical to virtual p2v using virtualbox some people may want to run their existing system on another. The main advantage of such a thing is cost, as this dedicated card is an added premium to the base configuration of the system. Setting up raid on an existing debianubuntu installation. Converting an ubuntu tm physical machine to a virtual machine. Hi, im in trouble converting p2v a fedora 7 linux box into esxi 4. There may be many reasons to move an existing environment from one machine to. Red hat enterprise linux 6 machines with a filesystem root on a software raid. Resolving linux boot issues after p2v with vmware converter. This tutorial was created while installing ubuntu 12. The ubuntu community is built on the ideas enshrined in the ubuntu manifesto. There is also a companion frontend called virtp2v1 which comes as an iso, cd or pxe image that can be booted on physical machines to virtualize those machines physical to virtual, or p2v.
Apr 28, 2017 how to create a software raid 5 on linux. I want move the data over to my virtualbox host 64bit ubuntu 12. If you really want it really gone, you have to destroy the md super block, so mdadm will no longer be able recognize it as a array member. In this series, well walk through raid concepts and terminology, create software raid arrays using linuxs mdadm utility, and learn how to manage and administer arrays to keep your storage infrastructure running smoothly. In this tutorial, well be talking about raid, specifically we will set up software raid 1 on a running linux distribution. Installationsoftwareraid community help wiki ubuntu. To restore the image, restore it to a single drive, then add a second drive and convert those 2 to raid 1 that is, just use the one drive to build the second one. P2v fedora linux box with a software raid disk vmware. Raid allows you to turn multiple physical hard drives into a single logical hard drive. Physical to virtual p2v migrating a physical servers operating system os, applications, and data from that physical server to a virtualmachine guest hosted on a virtualized platform wikipedia hot migration source system is in running state recommended for static data, not good for mail server, sql server cold migration. By stopping the arrays and removing the superblocks is this effectively removing software raid or are there additional steps to achieve what i want.
Breaking a linux software raid 1 for import using vmware. I have a physical production webserver running ubuntu 10. The supported, and probably optimal, way to use raid with ubuntu is to employ linuxs multiple device md raid system, optionally with the logical volume manager lvm. Its pretty straight forward installing an operating system on hardware raid, but what if you want to use software raid. If you have 2 x 500 gb hdd then total space become 1 tb. Check raid status on ubuntu kevs development toolbox. How to p2v linux into vmware esx server esx virtualization. Virtualizing a linux system creating a linux vm p2v. Aug 12, 2014 5 comments on breaking a linux software raid 1 for import using vmware converter i rarely post supergeeky stuff on here, but since i couldnt find any good instructions to do this important and critical activity on the internet, and my coworkers had to piece together a set of steps that worked for us, i wanted to share what we learned. How to set up software raid 1 on an existing linux distribution. A customer has a noncritical hp server that they would like to p2v. The physical to virtual p2v feature requires a red hat enterprise linux 6.
It is commonly done with the intent of retiring old hardware without rebuilding the system. Raid arrays provide increased performance and redundancy by combining individual disks into virtual storage devices in specific configurations. Administrators have great flexibility in coordinating their individual storage devices and creating logical storage devices that have greater performance or redundancy characteristics. There are many raid levels such as raid 0, raid 1, raid 5, raid 10 etc. Mar 26, 2020 in this tutorial, well be talking about raid, specifically we will set up software raid 1 on a running linux distribution. Aug 18, 2016 in simple terms, a physicaltovirtual p2v conversion transfers the entire state of an operating system installed on bare metal into a virtual machine. As the name implies, this is a raid redundant array of inexpensive disks setup that is done completely in software instead of using a dedicated hardware card. Hi smueller, theres an easy work around with raid 1 to make the image, just pull out one of the raid 1 drives, leaving just one. Virtualizing a linux system creating a linux vm p2v march 5th, 2011 this tutorial article is going to show you how to create a linux virtual machine from a physical linux system. Follow the clonezilla tm wizard to convert the desired disk or partitions into an image a folder containing some files. In simple terms, a physicaltovirtual p2v conversion transfers the entire state of an operating system installed on bare metal into a virtual machine. Raid allows you to manage separate storage drives as a unified device with better performance or redundancy properties. This would also apply to importing a physical ubuntu box. There may be many reasons to move an existing environment from one machine to another, or even the same.
This manual page documents the rewritten virtv2v included in libguestfs. If a hard disk is part of a raid array or lvm volume group vg, then either all. Boot the physical machine from the clonezilla tm live cd or usb. Essentially, i want it to look at the first hard drive as if it never had the raid setup in the first place. So i was disappointed that ubuntu didnt have it as a option for my new file server. How to create a software raid 5 in linux mint ubuntu.
Cafeine indicates that i dont need to install vmware on my linux box, but i get the following errors. Its intended to be the first in a series of linux software raid tutorials. For software raid i used the linux kernel software raid functionality of a system running 64bit fedora 9. Feb 10, 2012 while vmware converter 5 does a good job livecloning the existing linux servers, sometimes you have to use the cold clone boot cd if the physical server uses software raid and then boot vm from the broken mirror side, or sometimes the resulting vm does not boot because of issues with bootloader. My question is does mounting the old disks as a raw disk mess with linux software raid5 or lvm2.
Those coming from an hpux background may liken mondorescue to hp igniteux. However, discussion group participants have noted mixed success with. P2v conversion linux to vmware vsphere esxi or microsoft hyperv. The default is to use the same as the number of physical cpus. Hardware raids have you add the disks to the raid and then create the partition. This guide will show how one can use mdadm to install ubuntu server on a raid 1 setup. Converter is a pretty well made tool for being free.
Sep 29, 2009 a customer has a noncritical hp server that they would like to p2v. Since raid hardware is very expensive, many motherboard manufacturers use multichannel controllers with special bios features to perform raid. The following software products claim to do p2v, but in fact do not seem to support linux. The best way to create a raid array on linux is to use the mdadm tool. Free vm backup free backup software free backup software for windows free hyperv backup. It is also commonly done when an organization first begins to transition from an allphysical. Log in to your red hat account red hat customer portal. In a previous guide, we covered how to create raid arrays with mdadm on ubuntu 16. As for converter supporting software raid, that is a very complex problem that not a lot of conversion tools dont support. Removing software raid 1 after p2v conversion ask ubuntu. Today i decided to make it virtual and moved it over to my proxmox server without issue.
Unfortunately, this software doesnt come with most distributions by default. How to remove sw raid for vmware converter to work david hrbac. How to setup software raid for a simple file server on ubuntu. This means that you must create matching partitions on all disks before creating the raid.
Sep 15, 2017 how to setup software raid for a simple file server on ubuntu aviad updated september 15, 2017, 3. Solved how to convert linux box with software raid5 to. The mdadm utility can be used to create and manage storage arrays using linuxs software raid capabilities. Sep 11, 2010 the amount of protection it affords depends upon the type of raid used. This short guide explains how you can configure software raid1 during the initial installation of an ubuntu 8. Red hat enterprise linux 6 machines with a filesystem root on a software raid md device may be converted to guest virtual machines. The last versions of vmware converter claim to support p2v of linux based servers. By joining our community you will have the ability to post topics, receive our newsletter, use the advanced search, subscribe to threads and access many other special features. Im up and running with one small issue i wanted to get some help on resolving. So software raid 5, as ill advised as that is, should have any affect on the process. The way that p2v work is that they read the data out from inside of the os, not by taking it offline and imaging that way. Others may want to test an existing environment with specific apps or even updates. P2v dell raid 5 servers to hyper v solutions experts exchange.
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