I have my system setup with 2x 80gb ide hdd devhda devhdb and launch the initial install, from here can i create the array and then use it as a bootup drive to install my file system. Major upgrades include the linux kernel going from version 3. Debian releases debian lenny release information debian lenny installation. Changed system type of partition 1 to fd linux raid autodetect. Debian user forums view topic installing fresh debian 5.
Install debian etch on a software raid 1 with sata disks. Setting up raid 1 mirroring using two disks in linux part 3. How to configure software raid1 during installation process. With a hardwarebased solution, the server cpu sends the data to the raid disk controller once, and the. Our logical volume lv will use some disk space from vg1which belongs to md0. Not sure if it can be done via the installer or if im doing it correctly. The latest minor update, called a point release, is version 9. The raid software included with current versions of linux and ubuntu is based on the mdadm driver and works very well, better even than many socalled hardware raid controllers. Setting up raid 1 mirror in linux mint or any distro. Mar 22, 2007 our team at linuxforce recently put together a debian server with lvm on a software raid5 volume. My experience installing centos 5 and centos 6 is that during the installation phase i configured the raid1 at that time the installation does give you the choice to do this. This guide explains how to set up software raid1 on an already running lvm system debian lenny.
The default linux kernel included was deblobbed beginning with this release. That said, linux software raid is more robust and better supported and. Im using debian squeeze, and running lvm on top of software raid 1. However i am confused as when i was running my debian lenny amd64 install and i got to the disk partitioner i saw devsda and devsdb. We just need to remember that the smallest of the hdds or partitions dictates the arrays capacity. The server has an ipmi ethernet interface so that the.
Hello all, been playing around to try and install debian 5 on an ide raid 1 setup. We can use full disks, or we can use same sized partitions on different sized drives. How to configure a soft raid1 using debians wheezy b4. Show 1 some raid examples 2 booting off raid1 3 updating nf 4 hot swap scsi. Become a supporter make a contribution via paypalbitcoin. Im setting up an environment to install many lenny machines at once and i need to avoid any dialog with the process, corner cases aside.
To setup raid 10, we need at least 4 number of disks. I have read, think i understand, and plan to follow stephen allens wonderful howto on installing debian linux on an old world macintosh powerpc, using bootx and the files linked to in the article mini. The server has an ipmi ethernet interface so that the system can be viewed remotely in real time. The setup went fine, but i could not boot from grub. How to make a software raid 1 without recompiling in debian. If the disks are not brand new, mdadm will detect the previous filesystem when creating the array and ask if you want to continue. Debian software raid1 without recompiling mini howto. The example below shows how to create a software raid1 array on debian systems.
Jun, 2017 there are so many levels are there for raid and each level comes with some new invented features. Configure lvm lets configure the logical volume manager. One thing that consistently troubles me is that after my preseeded disk recipe creates linux raid1 devices, the installer warns me about how the kernel could not reread the partition table on each md device. How to set up software raid1 on a running lvm system incl.
Debian lenny with ich6r controler raid 1 sata drives. Jun 11, 2016 installation of gnulinux debian 8 on a real hardware server using raid 1 mirroring. Sep 26, 2017 how to install and configure debian 9. The release included many major changes, described in our press release and the release notes debian gnulinux 5. This guide explains how to set up software raid1 on an already running. I did the install on a debian testing system lennyamd64, but ive checked that everything applies to etch as well. One thing that consistently troubles me is that after my preseeded disk recipe creates linux raid 1 devices, the installer warns me about how the kernel could not reread the partition table on each md device. Migrating from i386 debian etch to amd64 lenny using existing software raid1 configuration last update.
This post will explain how to set up a nas server with debian running essential services such as ssh, samba, nfs, cups, rdiffbackup and rtorrent with a web interface. Sometimes you need to store data relative save and high available. I have connected these two drive to ports 1 and 3, enabled raid in my bios and created a container with both of the drives to use raid 1. If the installation comes to partition method, use manual. Hot swapping scsi drives is not directly related to software raid, but it is a common task when working with raid. This guide explains how to set up software raid1 on an already running debian lenny system. Home how to set up software raid1 on a running system incl.
Siju rebuilding raid 1 array in linux with a new hard disk after a disk fault. Some time ago i decided to try 64bit version of debian. I just accidentally just discovered that most of the links under devmapper are missing, though my system seems to be still functioning correctly. Benchmarking linux filesystems on software raid 1 lone. Im not trying to recreate the mirror itself, only pull data from one side of the mirror if i understand your meaning. For a normal installation of debian or ubuntu, you can refer to the links below for initial steps until the hard disk partitioning. The debian squeeze installer allows for raid setup, but then tries to install grub2 to devsda instead of devmd0.
Been playing around to try and install debian 5 on an ide raid 1 setup. I understand that formatting has to be done on the md devices and not on sd please tell me if this is wrong. Nov 30, 2006 new server, sata disks, the hardware raid controller is not really supported. In my experience when you setup hardware raid 1 you should only see 1 disk. I would like to set up debian lenny as a file and web server on my lan, on an apple 9600. Today i will share some thought on software raid under linux with you. In enterprise systems, software raid is standard and hardware raid is uncommon. How to create a software raid 5 in linux mint ubuntu. Solved how to convert linux box with software raid5 to. How to set up software raid1 on a running system incl. Installing grub2 on mdadm software raid in debian wheezyjessie.
Migration to amd64 debian lenny using software raid1. Aug 23, 2014 setting up raid 1 mirror on linux mint xfce or any debian based linux boot into debian linux distro from live disk or usb drive this is done with 2 500 sata drives using mine as a small cheap file server open terminal sudo su dd ifdevzero ofdevsda bs1048576 dd ifdevzero ofdevsdb bs1048576. Using other tools has issues too below but regardless, they reformat the partitions, so i. The example below shows how to create a software raid1 array on. Fakeraidhowto community help wiki ubuntu documentation. Installing linux on software raid 1 kezhongs weblog. Debian 9 stretch was released on 17 june 2017, two years and two months after debian 8. The release included many major changes, described in our press release and the release notes.
Apr 28, 2017 how to create a software raid 5 on linux. Actual screen shot from terminal of steps taken during rebuild on 10june2010 on debian lenny linux 1 check the partitions layout on the current hard disk srv1. If you look at the result of the command df h and you are using the mdmadm software raid 1 then you can only see the devmdx partitions. In our earlier articles, weve seen how to setup a raid 0 and raid 1 with minimum 2 number of disks. Where possible, information should be tagged with the minimum. Grub configuration debian lenny page 2 scan your webserver for malware with ispprotect now. Is it possible to mount one of the partitions from half the ufs mirror onto one of my debian machines. I just accidentally just discovered that most of the links under devmapper are missing, though my system seems to be still functioning correctly im not sure what happened. So we decided to use a software raid 1 for the two disks. Promox ve installation on a raid1 proxmox support forum. Windows software raid is weak and many windows people end up with fakeraid as their introduction to software raid and get burned. This section will guide you through installing ubuntu server edition using two raid1 partitions on two physical hard drives, one for and another for swap. Grub works with software raid1, so long as grub is installed on each disk.
The grub bootloader will be configured in such a way that the system will still be able to boot if one of the hard drives fails no matter which one. Alexander kojevnikov blog diy nas with debian lenny. There is nothing wrong with that, but this is larger than 1024, and could in certain setups cause problems with. As it turned out, this process was simpler then i initially expected. Linux mdadm raid is very enterprise class, but you still have to know what you are doing.
This page contains some screenshots to demonstrate it, and applies to debian 5. Debian user forums view topic installing fresh debian. Setting up raid 1 mirroring using two disks in linux. Configuration debian etch this guide explains how to set up software raid1 on an al. This site is the linux raid kernel list communitymanaged reference for linux software raid as implemented in recent version 4 kernels and earlier. Installation of gnulinux debian 8 on a real hardware server using raid 1 mirroring. A disadvantage of softwarebased raid 1 is that the server has to send data twice to be written to each of the mirror disks. So, i cant see how anyone can use the debian installer to setup raid.
When doing write speed benchmark, the files were read from the raid5 unit which can read at about 150 mibs, much faster than the 3ware mdadm raid 1 is able to write. Installing fresh debian 5 lenny on raid 1 help with issues regarding installation of debian. Some days ago i installed raid 1 on debian lenny amd64 arch without any troubles for now. Security updates have been discontinued as of february 6th, 2012.
This has been possible through complex installation procedures in the past, but today the debian etch installer is capable of handling such an installation if you follow the proper steps, which i outline in this article. Versia has a comprehensive guide to setting up debian 5. Rescue mode should be used with great care when software raid arrays were in use on the. Debian user forums view topic installing debian lenny. Disk partitions devhda1 and devhdc1 will be used as the members of the raid array md0, which will be mounted on the home partition.
The web browser chromium was introduced and debian was ported to the kfreebsdi386 and kfreebsdamd64 architectures while that port was later discontinued, and support for the intel 486, alpha, and parisc hppa architectures was. Setting up raid on an existing debianubuntu installation. Linux create software raid 1 mirror array last updated february 2, 2010 in. New server, sata disks, the hardware raid controller is not really supported. Linux create software raid 1 mirror array nixcraft. Some of these installation images may no longer be available, or may no longer work, and you are recommended to install squeeze instead. It should replace many of the unmaintained and outofdate documents out there such as the software raid howto and the linux raid faq. Here we will use both raid 0 and raid 1 to perform a raid 10 setup with minimum of 4 drives. I parted the 65gb for debian, had a very similar setup almost identical as shown in that youtube video. Nov 19, 2010 as i mentioned earlier, the software raid configuration can be quite troublesome and time consuming, but at least it is reliable and save a lot of cost when buying a hardware raid instead. Embarrassingly, i no longer have the root or any other password on that machine which means that i cant get to some files id like to.
Recover software raid1 after hdd failure on debian squeeze. Raid 1 offers data redundancy, without the speed advantages of raid 0. Oct 04, 20 by milosz galazka on october 4, 20 and tagged with debian, system installation, system management, software raid recently i needed to setup software raid1 during debian installation process. Jan 14, 2010 software raid on debian linux 14 january 2010 on hardware, filesystem, mdadm, monitoring, raid, linux. I did the install on a debian testing system lenny amd64, but ive checked that everything applies to etch as well. There are four main partitions prior to the debian installation.
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