Ubuntu gpt raid 1. 安装基于Ubuntu14.

Ubuntu gpt raid 1 I commented out the old array in /etc/mdadm. Missing disk space. Stack Exchange network consists of 183 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.  · Hi! I have an HP Microserver in it there is an 8Gb USB drive - now happily running Ubuntu server 10. some small to run ubuntu server, and a big one for data. Nov 11, 2024 · 本文将详细介绍如何在Ubuntu系统中支持GPT分区格式，并提供一些优化存储管理的实用技巧。 一、理解GPT分区格式 GPT分区格式相较于传统的MBR（Master Boot Record）格式，具有以下显著优势： 更大的磁盘容量支持：GPT支持超过2TB的磁盘容量，而 Apr 17, 2024 · I tried to install Ubuntu server 22. I've partitioned all four drives equally as follows: 4GB "physical volume for RAID" ~4TB "physical volume for RAID" Apr 19, 2023 · 在 Linux 中设置 RAID 1 创建镜像是为了防止因硬盘故障导致数据丢失。镜像中的每个磁盘包含数据的完整副本。当一个磁盘发生故障时，相同的数据可以从其它正常磁盘中读取。而后，可以从正在运行的计算机中直接更换发生故障的磁盘，无需任 Jan 17, 2025 · There is a pretty simple away around this, at least using Arch Linux. Attention! System must be booted with a UEFI media. Jun 23, 2021 · I managed to get back the data. 9G 0 raid1 [SWAP] nvme1n1 259:1 0 476. Jun 17, 2022 · In this guide I will walk you through the installation procedure to get an Ubuntu 20. Specifically, you do this. (Note: For simplicity, I am assuming that /dev/sda and /dev/sdb are the old drives and /dev/sdc and /dev/sdd are the new drives. Disk /dev/md0: 2000. 04. What I have now is: 1 empty drive 2 drives with data but invalid partition tables & most likely superblocks 1 drive with data and valid partition table, without a superblock Mar 13, 2018 · For the Ubuntu 17. In such a Jan 1, 2025 · sudo mdadm -Cv /dev/md0 -l1 -n2 /dev/sd [ab]2 #md0：表示RAID盘符数字0;-l1：表示创建RAID1;-n2：表示两块硬盘. 5G 0 disk └─sda1 8:1 0 931. conf, then: created a new raid array: mdadm --create /dev/md0 --verbose --level=1 --raid-devices=2 /dev/sdc /dev/sdd saved the layout: mdadm --detail --scan | sudo tee -a /etc/mdadm/mdadm. 4kB 2000kB 1983kB grub bios_grub 2 2097kB 2997GB 2997GB xfs primary raid 3 2997GB 3001GB 4001MB linux-swap(v1) swap raid Model: ATA Hitachi HDS72303 (scsi) Disk Mar 15, 2015 · Disk /dev/sda: 7814037168 sectors, 3. GPT talbe corrupt after RAID1 setup. 04 server completely without problems. Aug 12, 2023 · My plan is to have two SSDs in the server setup as RAID 1 that will have Ubuntu installed on them. If you've added a disk to a RAID array, use the 'e' option on the experts' menu to adjust the secondary header's and Jan 21, 2016 · 所需要的工具1. May 30, 2023 · 在Ubuntu内网服务器上配置RAID1阵列，确保服务高可用性。 通过rufus制作启动盘安装22. 7 TiB, 3000592982016 bytes, 5860533168 sectors Units: sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 4096 bytes I/O size (minimum/optimal): 4096 bytes / 4096 bytes Disklabel type: gpt Disk identifier: xxxxxxxx:xxxxxxxx:xxxxxxxx:xxxxxxxx Device Start End Sectors Size Type /dev/sda1 2048 Nov 17, 2024 · Stack Exchange Network. 10 I used the following description. I chose to continue and write the partition. 04 Desktop的Raid1。由于采用UEFI/GPT 方式作为系统启动方式，在安装过程中出现了很多异常情况。本文记录安装的过程 Jan 14, 2022 · Disk /dev/sdc: 931. The RAID 1 array type is implemented by mirroring data across all available disks. Resizing from Ubuntu live media Jul 1, 2013 · I have been experimenting with a software RAID 1 installation of ubuntu 12. 9G 0 disk Dec 17, 2024 · 公司为了集中管理项目数据，要求搭建一台文件服务器，通过多次尝试终于搭建完成，在此将Ubuntu Server 16. All this so far so good, it boots perfectly after install. Disk 1 is currently /dev/sdb on the new box. Oct 21, 2022 · Creating a RAID 1 Array. The critical pieces you may be missing are: Download and use the "alternate" Dec 5, 2024 · RAID 1，即镜像RAID，是一种数据冗余技术，通过将数据同时写入两块硬盘来保证数据的安全。 在本攻略中，我们将详细介绍如何在Ubuntu系统下安装和配置RAID 1。 两块或 Apr 3, 2017 · sudo mdadm -Cv /dev/md0 -l1 -n2 /dev/sd[ab]2 #md0：表示RAID盘符数字0;-l1：表示创建RAID1;-n2：表示两块硬盘. 2. 04 is on a SSD that of course, boots up Ubuntu. 7 TiB Logical sector size: 512 bytes Disk identifier (GUID): A0F00B38-0030-4607-82E7-313822903BF0 Partition table holds up to 128 entries First usable sector is 34, last usable sector is 5860533134 Partitions will be aligned on 2048-sector boundaries Total free space is 2925 sectors (1. Boot from the installation medium in a live session. I ran a fresh install of Ubuntu 20. More broadly: I'm doing some testing to better understand how software RAID works and how I can deal with possible RAID "errors" (e. Disk /dev/md0: 17. Repeat steps above for the other RAID devices. I'm not sure why the RAID wouldn't be initiated at that point, since the installation was specifically to the three raid arrays I built - raid1 /, raid0 swap, and raid1 /home. To make a long story short, I had a RAID5 on 4 drives (Intel Matrix Storage Manager, not Linux software RAID). 97 GB) Raid Devices : 2 Total Devices : 2 Persistence : Superblock is persistent Intent Bitmap : Internal Update Time : Mon Aug 24 14:46:36 2020 State : clean Active Devices Aug 26, 2017 · How to install Ubuntu 14. The process keeps crashing at the point where it needs to install grub on the EFI partition. If you are unable to figure out which drive is which, enter gnome-disks into Terminal. 8T 0 crypt /china2 sdc 8:32 0 111. It created the following: Disk /dev/sda: 931. 考虑兼容性 Mar 13, 2012 · I imaged my win7 system disk via ntfsclone + dd (mbr) to one of my Win7 Dynamic Disk RAID1 disks from within the Ubuntu LiveCD instance (only wrote to one of the disks in the win7 RAID1 array). Both disks contain a mirrored partition that has /boot and a mirrored partition that contains an encrypted LVM. 3GB 64. Not a rescue/livecd - you may want to have one anyway but make sure your own system is bootable from USB. 4 LTS系统进行磁盘分区，创建GPT分区表，以及设置RAID1阵列和LVM。通过mdadm命令行工具创建RAID，然后部署逻辑卷组和逻辑卷设备，最后挂载 Jan 15, 2025 · I created the RAID1 using the disk application included with Ubuntu . Jun 7, 2020 · I am attaching two images from "Storage Configuration" of Ubuntu 20. Aug 2, 2014 · GRUB not installing on Ubuntu 18. Feb 19, 2025 · Tried: lsblk <snipped the loop devices> sda 8:0 0 931. I want to install Ubuntu 14. 0. Primary benefit: Redundancy between two storage devices. 9G 0 raid1 / └─nvme0n1p3 259:4 0 14. 04 with UEFI and Software RAID 1. 9G 0 part └─md1 9:1 0 14. 添加一定的延时，保证RAID启动。 以上操作，将启动引导 Feb 16, 2019 · This answer has all the information you need to get Ubuntu installed with RAID-1 and EFI / UEFI. I will show how to optimize the btrfs mount Jan 15, 2025 · Install gdisk which is available in the Ubuntu Universe repositories. 8 Partition table scan: MBR: protective BSD: not present APM: not present GPT: present Nov 21, 2011 · # parted -l Model: ATA Hitachi HDS72303 (scsi) Disk /dev/sda: 3001GB Sector size (logical/physical): 512B/512B Partition Table: gpt Number Start End Size File system Name Flags 1 17. 1 创建启动U盘 下载Ubuntu镜像文件：从Ubuntu官网下载最新版本的Ubuntu镜像文件。 制作启动U盘：使用Ventoy或Rufus等工具制作启动U盘。 2. I set up RAID 1 in BIOS and installed Ubuntu. 4 GB Sep 18, 2015 · What transpired was the following: 1. ) Created the same two partitions on every drive: Nov 1, 2022 · 首页 Ubuntu创建RAID1 文章 取消 Ubuntu创建RAID1 BeiyanLuansheng 发表于 2022-11-012022-11-01T20:34:24+08:00 --level: 要创建的 RAID 的级别，这里使用模式 1--raid-devices: 指定 RAID 副本的磁盘数，在这里指定了 2 Jan 17, 2025 · GPT分区格式相较于传统的MBR（Master Boot Record）分区格式，具有更大的分区表容量和更灵活的分区方式。本文将为您详细介绍如何在Ubuntu系统中使用GPT分区策略，帮助您轻松掌握GPT分区的安装方法。 GPT分区概述 GPT分区优势 更大的分区表容量 Nov 26, 2024 · Learn how to set up RAID 1 on a UEFI boot system using mdadm on Debian. The pre-installation uses (U)EFI/GPT boot. Thanks for any help you can offer. I analyzed the drive. Since this is new territory I'm not entirely sure if I did things correctly. Following steps I found online, I marked as failed and removed the drive from the raid. 04 Desktop installer? and How to get rid of the "scanning for btrfs file systems" at start-up?, I managed to put together a working HOWTO using linux commands only. I plugged Disk 1 into the new box but for the life of me, I cannot seem to be able to mount the disk. Intel Rapid Storage Technology (RST) 是一種 firmware RAID, 依照 Ubuntu 官方的說法, Linux 可能可以用 Intel RST, 也可能不行 (WTX ). In Disks, select your RAID array on the left-hand side of the window, then press the gear button. 81 GiB 511. Now prepare the other drive to be included to the RAID by issuing the following command (Assuming the original drive is sda1: Jan 15, 2025 · In Linux, there are two families of programs that support GPT: The libparted library, which is used by parted, GParted, and several others, supports both GPT and the older MBR. root@rescue:~# fdisk -l WARNING: GPT (GUID Partition Table) detected on '/dev/sda'! The util fdisk doesn't support GPT. Using the GUI, I selected the two 4TB drives and clicked on the Create RAID button that appeared at the bottom of its window. 04 64-bit desktop on a RAID1 root partition on my SSDs and still be able to dual-boot my Win7 system. Dec 7, 2013 · Stack Exchange Network. Visit Stack Exchange Jan 16, 2025 · Despite being able to get this to work before I cannot manage it this time. 04 64-bit with a dual-boot RAID 1 partition on an UEFI/GPT system? Which commands to convert a Ubuntu BIOS install to EFI/UEFI without boot-repair on single boot hardware? Oct 25, 2016 · 当主硬盘（物理）损坏时，镜像硬盘则代替主硬盘的工作。因为有镜像硬盘做数据备份，所以RAID 1的数据安全性在所有的RAID级别上来说是最好的。但无论用多少磁盘做RAID 1，仅算一个磁盘的容量，是所有RAID中磁盘利用率最低的一个级别。 磁盘利用率为 Apr 20, 2013 · So I've removed the disk from the NAS and connected it to my Ubuntu laptop using a SATA to USB Cable. 04 Server with RAID1 and LVM. 3 with soft-RAID on a IBM server with UEFI support. Number 1 and 2 are the physical disks and they are descried as RAID members. Jul 7, 2018 · TestDisk detected an issue witht he primary GPT partition. $ sudo mdadm -D /dev/md0 /dev/md0: Version : 1. The disks worked fine with regular partitions, but when I was formatting them as linux raid, they lost they partition table and were "empty" after reboot. Set up mdadm and lvm. 79 GiB 31. 一个U盘 （制作启动安装盘） 2. 运行命令. Visit Stack Exchange Oct 29, 2016 · KDE Partition Manager might be able to resize it. Oct 10, 2016 · Stack Exchange Network. Starting with Windows 8 the partition table should be GPT, allowing for more than 4 primary partitions. 04+GPT+RAID 1 (mirroring) 2. All drives are set to GPT and I booted the setup via a USB flash drive in UEFI mode. 715400] GPT:Primary header thinks Alt. Tab- to select Add GPT Jan 15, 2025 · Stack Exchange Network. $ sudo gdisk -l /dev/dm-0 [sudo] Mot de passe de wingarmac : GPT fdisk (gdisk) version 1. 98 GB) Raid Devices : 2 Total Devices : 3 Persistence : Superblock is persistent Nov 5, 2024 · Ubuntu作为一款流行的Linux发行版，支持多种RAID级别，如RAID 0、1、5、6和10等。本文将详细介绍在Ubuntu系统安装后如何配置RAID 存储阵列 Ubuntu系统安装后配置RAID存储阵列的详细步骤与注意事项 ubuntu 2024-11-05 37° Ubuntu系统安装后配置RAID Dec 5, 2024 · 简介 RAID 1，即镜像RAID，是一种数据冗余技术，通过将数据同时写入两块硬盘来保证数据的安全。在本攻略中，我们将详细介绍如何在Ubuntu系统下安装和配置RAID 1。 系统要求 在开始之前，请确保以下条件得到满足： 两块或多块硬盘（本攻略以两 Jan 16, 2025 · I'm trying to copy a GPT partition table. 1 2 禁止quik_boot将避免Diskfilter writes are not supported的问题。 安装需要的软件： apt-get install -y grub-efi-amd64 apt-get install -y mdadm 1 2 安装完之后，修改/etc/mdadm/mdadm. Run the Ubuntu installer, but do not reboot. After that, probably wrongly, within linux I created partitions of the big data volume (not via the RAID card). Then use the sgdisk command (man page here) to replicate the partition table:. Ensure the installer boots through EFI rather than the standard BIOS. 修改后： 修改启 Jan 14, 2025 · I'm setting up a HTPC with Ubuntu 64-bit, using UEFI and RAID with GPT disks. 04 Desktop的Raid1。由于采用UEFI/GPT 方式作为系统启动方式，在安装过程中出现了很多异常情况。本文记录 Jan 1, 2025 · 所需要的工具1. fat -F32 /dev/md0 Nov 3, 2021 · Create RAID-1 for Root Directory. conf ，删除索引，如 Aug 9, 2015 · I've used the ubuntu server installation image to install onto a RAID 1, which is two disks mirrored for redundancy. Short answer: fixed with boot-repair and selecting ATA disk support. 5G 0 part └─md127 9:127 0 931. Partitioning. May 12, 2023 · 安装基于Ubuntu20. Migrate MBR/BIOS RAID 1 root partition to GPT/UEFI with LVM. Mar 31, 2015 · I would then create the Raid arrays: /dev/md0 (EFIBoot) sda1 + sdb1; Raid1 (GRUB doesn’t understand raid and will boot either of the two)-1GB in total /dev/md1 (swap) sda2 + sda2; Raid0 (double the speed for swap read/write) 24gb in total (1. I created raid on partitions, not on devices: mdadm --create --verbose /dev/md1 --level=1 --raid-devices=2 /dev/sdb1 /dev/sdc1 Oct 27, 2020 · 分区 在Ubuntu下，小于等于2TB的硬盘可以使用fdisk命令进行MBR格式的分区(参考链接1)，但是大于2TB的硬盘必须使用GPT格式分区，否则大于2TB的部分无法被使用。 (因为地址位数限制，无法访问到超过2TB的内容)。 GPT分区的步骤为： Feb 17, 2015 · The question was how to create a GPT in the Ubuntu Server text-mode installer. The GPT fdisk family (gdisk, sgdisk, and cgdisk) is a GPT-only tool. Enable boot from the second SSD -- reboot". 04安装过程并用两块硬盘做RAID1分享给大家。特别提示：尽量用英文安装，因为中文在安装时会报错 1、进入界面后选择语言： English 然后回车 2、进入安装界面后，按F6 ，接着在按esc,右下角 删除 May 27, 2019 · FIXED. 4kB 2000MB 2000MB linux-swap(v1) swap1 2 2000MB 2256MB 256MB ext3 boot1 boot (this says bios_grub in 2nd link) 3 2256MB 66. 6 TiB Logical sector size: 512 bytes Disk identifier (GUID): 83E2C8AF-B99A-4DF3-84F2-6783DA14E485 Partition table holds up to 128 entries First usable sector is 34, last usable sector is 7814037134 Partitions will be aligned on 8-sector boundaries Total free space is 0 sectors (0 bytes) Number Start (sector Jan 31, 2021 · In the tutorial, prior to start using fdisk, they label the disk with parted as DOS. This is a great way to begin the setup of a NAS media server for either home or Enterprise use. I would like to transfer data from the healthier, more current disk (Disk 1), onto the new RAID. Dec 6, 2013 · -e, --move-second-header: Move backup GPT data structures to the end of the disk. sgdisk /dev/sdX -R /dev/sdY sgdisk -G /dev/sdY The first command copies the partition table of sdX to sdY (be careful not to mix these up). 2 启动计算机并进入安装界面 Apr 7, 2022 · After installing OS in a SW RAID1 disk (this disk is created in UEFI setup - via Intel VMD/VROC), the dmesg shows the following GPT messages after the installation and booting into the OS. In these situations, I always use Linux’s md RAID1 for the root filesystem (and/or /boot). Requirements: Minimum of 2 storage devices. 2 GB, 17171349504 bytes 2 heads, 4 sectors/track, 4192224 Feb 14, 2025 · I have a HP Proliant dl360l gen8 with RAID card. 确定RAID 级别 在开始之前，首先需要确定RAID级别。常见的RAID级别有RAID 0、RAID 1、RAID 5和RAID 10等。以下是各种RAID级别的特点： RAID 0：提高读写速度，但数据无冗余，一旦一块硬盘损坏，整个RAID组将失效 Nov 5, 2024 · Ubuntu作为一款流行的开源操作系统，支持多种RAID级别，为用户提供了灵活的数据管理方案。 本文将详细介绍如何在Ubuntu中配置RAID并顺利安装操作系统，帮助您从零开始构建一个稳定且高效的数据存储环境。 Jan 15, 2025 · Model: ATA Hitachi HUA72303 (scsi) Disk /dev/sdb: 3001GB Sector size (logical/physical): 512B/512B Partition Table: gpt Number Start End Size File system Name Flags 1 17. hdr_lba_start=34 hdr_lba_end=1953525134 hdr_lba_table=2 hdr_entries=128 hdr_entsz=128 check_part_gpt failed for partition 1 P MS Reserved [md0] md 0. But when I boot Ubuntu (it's installed on the Boot HDD) the 6TB, 3TB RAID drive (RAID0 and 1 respectively) is nowhere to be found, nor any of the 2*3TB separate drives it consists of. 04 LTS with Raid 0 grub installation failure. 10 using encryption + ZFS, which installed to /dev/sda. 0 --raid-devices=2 --level=1 /dev/sd[ab]1 mkfs. . Is it possible for the EFI system partition (partition type 0xEF00) to be part of a RAID1 array using mdadm?I'm hoping that metadata version 1. 512 bytes / 512 bytes I/O size (minimum/optimal): 512 bytes / 512 bytes Disklabel type: gpt Disk identifier: 087509D7-06F6-4346-BA97-7A0E0D303D9D Device Start End Sectors Size Type /dev/sda1 2048 4095 2048 1M BIOS boot /dev/sda2 4096 20969471 Jan 3, 2015 · Listed below is the complete list of actions and commands that need to be performed in order to extend a RAID 1 array. Resizing the Windows partition. In Fedora there's a way to force the installer using a boot flag (inst. 一台安装了两块同样型号及大小硬盘的主机 安装步骤 1. In short. When I check the 3rd Disk, I only see 2 partitions in the volumes. Powered down my HW RAID. 4 MiB) Number Start Nov 11, 2022 · Probably me being dumb, but can't seem to figure out how to do a RAID 1 on 2x SSDs. May 18, 2019 · how can i boot the iso files from the raid 1 in grub2? i have a raid 1 (intel raid, ntfs) with some boot iso files. Oct 20, 2017 · 2 x 1 TB HDD for the OS (I know, waste of space, but I don't want to put data on Seagate drives, bad experience) 2 x 6 TB HDD for data (WD Datacenter) My plan is to run both pairs of HDD's in RAID 1 Linux softraid arrays, and install Ubuntu on the 1 TB array. If your new partition is identified as partition 1 in Parted (check with p) you set the raid flag using: set 1 raid on Verify the partitions Dec 5, 2020 · RAID 1 merupakan mirroring disk, dimana jika kita memiliki 2 disk dengan masing masing berukuran 20GB, maka jika kita konfigurasikan RAID 1, kapasitas maksimal yang kita dapatkan adalah 20GB Pada Jul 19, 2024 · The ubuntu boot repair utility could not navigate this either. The system is set up in a RAID1 managed by the btrfs filesystem. I set up a 512MB EFI Partition, a SWAP, and a 490GB RAID partiton for RAID1, and on the new md device I installed Ubuntu 16. I have recently added two WD 2Tb drives which I would like to expose to Ubuntu as a 2Tb Raid 1 mirror. 6. 0 format superblock). I do NOT want the machine to boot from the RAID1 array. I'm trying to install Ubuntu 12. Oct 19, 2014 · Model: ATA WDC WD20EURS-63S (scsi) Disk /dev/sda: 2000GB Sector size (logical/physical): 512B/4096B Partition Table: gpt Number Start End Size File system Name Flags 3 15,7MB 528MB 513MB primary raid 1 528MB 2576MB 2048MB ext3 primary raid 2 2576MB 4624MB 2048MB ext3 primary raid 4 4624MB 2000GB 1996GB ext4 primary raid Aug 13, 2022 · I created a brand new RAID1 with brand new disks on a new box. Long answer: replacing/upgrading software RAID1 to larger drives with GPT is doable but tricky. When installing the system, you set the boot partition up as a FAT32 formatted raid, but you direct EFI to boot off of the individual partitions. 2 Creation Time : Wed Aug 29 18:00:28 2018 Raid Level : raid1 Array Size : 31232000 (29. Sep 6, 2023 · Both disks are in GPT format and on both disks the EFI-System Partition is partition number 1 with size 512MB (and type 1 of course). 配置新安装的系统使之能 Jan 16, 2025 · I complete the partitioning and installation as per usual, and the installation then fails at GRUB installation. 0GB root1 raid 4 66. Mar 9, 2022 · 文章浏览阅读1. conf update-initramfs -u mdad said: "partition table exists on /dev/sdc but will be lost or Oct 2, 2021 · 首先需要引导 Ubuntu Server 20. Good grief what a pain. My configuration is as follows: /dev/sda - 500GB /dev/sda1 - Dec 11, 2024 · 在 Ubuntu 上创建 RAID 1（镜像）可以使用 mdadm 工具。 以下是详细的步骤，包括安装必要的工具、创建 RAID 阵列、格式化并挂载 RAID 设备。 首先确保你已经安装了 Oct 4, 2020 · This post shows you how to set up a software RAID1 on Ubuntu 22. GPT fdisk (gdisk) version 1. Commented Feb 17, 2015 at 15:02. Device Boot Start End Blocks Id System /dev/sdc1 1 3907029167 1953514583+ ee GPT Partition 1 does not start on physical sector boundary. Trying to mirror the SSD onto another SSD so that if the main boot is either dead or so, then it can still run perfectly fine going into the 2nd SSD. I created partition structure of each HDD is like below: Jan 14, 2025 · To make the kernel notice the RAID partition and mount it automatically you need to set the raid flag. First option: try to reassemble the RAID 1 with the old disk: You need to assemble the degraded RAID array in the new machine, using something like this: mdadm --force --assemble --run /dev/md0 /dev/sdb2 Of course, pick a number besides md0 if that's already in use. 开始安装Ubuntu系统6. mdadm --create /dev/md0 --metadata 1. Sadly, fdisk refuses to play with the new discs - complaining of GPT. I've had a look around the dark corners of the internet looking for a fool-proof way to add Oct 31, 2023 · 前言 linux下组软raid用mdadm命令，multiple devices admin，多设备管理。 本文内容有二： 用mdadm创建raid 用mdadm创建raid时的一个大坑 大坑 先把大坑写前面。 用来创建raid的硬盘，不管是新盘还是旧盘，在linux中挂载以后，请先用wipefs命令清理硬盘上的分区表信息。 硬盘分区有两种，mbr和gpt，mbr可以直接裸盘 Aug 25, 2011 · Migrate your Ubuntu OS drive to a RAID-1 array last updated: 8 September 2011 by YesWeCan Summary Hi there. 0 . Proceed? (Y/N): y GPT data structures destroyed! Jan 15, 2025 · Update: Question and answer below also applies to Ubuntu 16. Visit Stack Exchange Nov 9, 2024 · 本文将详细介绍在Ubuntu系统中使用GPT分区的步骤，并提供实用的操作技巧和注意事项。 一、理解GPT与MBR的区别 在深入操作之前，有必要了解GPT与传统的MBR（Master Boot Record）分区表之间的区别： GPT优势： 支持超过4TB的磁盘。 Feb 20, 2018 · The Ubuntu installer defaults to a MBR drive setup when a UEFI BIOS isn't detected (such as when the hardware doesn't support EFI/is too old). 制作Ubuntu启动盘(U盘或者CD)2. 需要使用 Ubuntu server image 安裝, 可參考 Looking to create a Software RAID 1 setup for your 2-disk server on Ubuntu Server 20. This command moves the backup GPT data structures to the end of the disk, where they belong. Jan 7, 2025 · 二、在GPT分区下安装Ubuntu系统 在GPT分区下安装Ubuntu系统需要遵循以下步骤： 2. 28 TiB, 8001563222016 bytes, 15628053168 sectors Disk model: Units: sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 4096 bytes I/O size (minimum/optimal): 4096 bytes / 4096 bytes Disklabel type: gpt Disk identifier: 80C9725B-EB84-4899-8631-58B4881864EC Device Start End Sectors Size Type /dev/sdb1 2048 Jan 16, 2025 · configured a Raid0, RAID1 Virtual Drive in the Boot-Configuration-BIOS; and everything seems fine in the Controller's menu. Oct 9, 2013 · Using Ubuntu 16. 90. 04 or newer): Aug 30, 2022 · [1] This example is based on the environment like follows. a GPT partition table (which allocated 1 MiB of space at the beginning & end of the disk & preserved a protected copy of the MBR). 04, and RAID support in Ubuntu 18. Select the RAID 1 device created (md0) then select “Add GPT Partition”. Sep 27, 2024 · 2. header is not at the end of the disk. Sep 20, 2018 · Based on other threads, (such as How to install Ubuntu 14. Visit Stack Exchange Jan 14, 2025 · I have a software raid1 and mdadm emailed me that a drive failed. 8T 0 disk └─sdb1 8:17 0 1. 04 and tested on 16. g. Is this possible? Mar 6, 2025 · /dev/sda and /dev/sdb - > /dev/md1 (RAID1) with GPT partition table /dev/md1p1 - FAT32 partition 200MB EFI /dev/md1p2 - ext4 partition 200GB / var2: Download and boot into Ubuntu Live for 20. Format the newly created RAID partition and copy everything from the original disk to this partition. 使用chroot进入安装好的系统. When I check the Disks program from Ubuntu, I see overall 3 disks. 2w次，点赞2次，收藏26次。本文详细介绍了如何使用Ventoy制作启动盘，通过Ubuntu 20. 04 的安装映像。 如果你的 VPS 不支持挂载此 ISO，请参见《使用 iPXE 和 netboot. Use swapoff -a to turn off swap, then delete sda3, then extend sda2, then extend the Nov 3, 2021 · 主引导记录（Master Boot Record ， MBR）是指一个存储设备的开头 512 字节。它包含操作系统的引导器和存储设备的分区表。 全局唯一标识分区表（GUID Partition Table，缩写：GPT）是一个实体硬盘的分区表的结构布局的标准。它是统一可扩展固件接口标准的一部分，它使 Feb 16, 2019 · This answer has all the information you need to get Ubuntu installed with RAID-1 and EFI / UEFI. 3 GB, 2000263380992 bytes 2 介绍 RAID 阵列通过将单个磁盘组合成特定配置的虚拟存储设备来提供更高的性能和冗余。在 Linux 中，mdadm 实用程序创建和管理软件 RAID 阵列。在之前的指南中，我们介绍了如何在 Ubuntu 22. There are at least 2 ways doing this: from the live media; in Windows; A. I have a computer with dual SSDs and Win (7) pre-installed on another disk. 04 RAID1 + LVM encrypted partition Dec 11, 2024 · 文章浏览阅读646次，点赞5次，收藏7次。将单盘系统转换为软 RAID 1 是一个复杂的过程，尤其是在已经有数据的生产环境中进行时。这个过程涉及备份现有数据、创建 RAID 阵列、迁移数据以及更新引导加载程序（如 GRUB）。_ubuntu raid1 Jan 1, 2025 · 一、创建raid 1，首先需要准备安装好Ubuntu系统，创建好root账户，所有操作均在root账户下进行。 安装基于Ubuntu14. 9G 0 disk ├─nvme0n1p1 259:2 0 512M 0 part /boot/efi ├─nvme0n1p2 259:3 0 447G 0 part │ └─md0 9:0 0 446. gpt) to create a GPT drive with LVM. The tutorial assumes you have installed two brand new identical disks from Jan 15, 2025 · Type in a terminal: sudo blkid now you will see there solething like /dev/sda1 uuid=xxxx type=yyy /dev/sda2 uuid=xxxx type=yyy If you see the sda that ubuntu mounts it as a normal partition instead of a raid, note down the uuid. When I set up the RAID I created few partitions. Created additional partitions using steps 1 - 3. 5 * 16GB ram) /dev/md2 (ext4) sda3 + sdb3; Raid0 (double the speed for os read/write) Dec 28, 2024 · 在Ubuntu系统中，软RAID是一种利用软件而非硬件来创建RAID阵列的方法。 这种方法不仅可以提高数据的性能，还可以增加数据的安全性。 本文将详细介绍如何在Ubuntu系统中配置软RAID，帮助用户轻松实现数据安全与性能的提升。 Dec 29, 2024 · 在 /mnt/raid 目录下创建一个文件，验证RAID的读写功能： sudo touch /mnt/raid/testfile sudo rm /mnt/raid/testfile 结语 通过以上步骤，您已经成功在Ubuntu系统中实现了RAID配置。RAID可以提高数据读写速度和安全性，适合用于重要数据的存储。希望本文能 Nov 5, 2012 · 1 - MBR 2 - GPT 3 - Create blank GPT Select the GPT one. I did this with success and was then able to reload the image into Virtual Box after fully installing Ubuntu 11. Enter x for expert options, then z to zap the GPT table and all the data on the disc: Command (? for help): x Expert command (? for help): z About to wipe out GPT on /dev/sdx. xyz 重装 VPS 系统 此时你会在“AVAILABLE DEVICES”中看到刚才创建的 RAID 磁盘。选中并进入“Add GPT Partition”创建分区，“Format”选择 Apr 19, 2018 · I spent some time yesterday building out a UEFI server that didn’t have on-board hardware RAID for its system drives. 使用mdadm创建RAID分区 5. It shows to install new Disks [sdb] and [sdc] on this computer and configure RAID 1. 如何在Ubuntu上创建RAID 1（镜像）？RAID 1是最常见的RAID级别之一，它提供了数据冗余和高可用性。要在Ubuntu上创建RAID 1，您需要两个磁盘驱动器。通过使用mdadm命令行工具，您可以创建一个镜像RAID设备，其中数据将同时写入两个驱动器。 Sep 28, 2019 · Disk /dev/sda: 2. – azimut. 使用mdadm创建RAID分区5. 04 64-bit with a dual-boot RAID 1 partition on an UEFI/GPT system? Everything worked exactly as described with the Ubuntu 17. I am installing Ubuntu 12. This guide covers step-by-step configuration. Linux software RAID (RAID stands for “Redundant Array of Inexpensive Disks”) can be used to combine several disks into a single device that is (usually) tolerant to any one disk Jan 15, 2025 · The important part here is to tell mdadm that you are using --raid-devices=1 one disk right now for the RAID Level 1. (sda is not a RAID device as far as Linux is concerned. 0 Raid 1: devices 0(8,1)*, 2006 MB / 1914 MiB Linux Swap Jun 14, 2024 · root@Server:~# lsblk NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINTS sr0 11:0 1 1024M 0 rom nvme0n1 259:0 0 476. May 3, 2020 · As I stumbled on the same issue and found out that the actual docs haven't yet been updated for the new storage configurator (still true as of March 2021 and now possibly with a bug on the bios_grub configurator of the installer), here's what I did to get a working softRAID 1 setup with 2 disks on the Ubuntu Server edition (for version 20. Although setting up a simple single-drive Ubuntu server is a good start for building your self-hosted cloud, adding a second drive as a RAID array to the system from the start will give you far improved reliability and a greater sense of security for your data. I have a single disk raid array: $ sudo mdadm --examine --verbose /dev/sdc** /dev/sdc: MBR Magic : aa55 Partition[0] : 4980087 sectors at 63 (type fd) Partition[1] : 1044225 sectors at 4980150 (type fd) Partition[2] : 3900742650 sectors at 6281415 (type fd) $ sudo mdadm --examine --verbose Hi Folks, I hope this is the right section, I was torn between the ubuntu install section and the server section of the forum however as the install seemed to be pretty desktop centric I opted for this. but anything is ok, as long as I can access the data because I will later reinstall everything and change for Ubuntu. 97 GB) Used Dev Size : 499972096 (476. Powered back on. Feb 11, 2021 · 一、创建raid 1，首先需要准备安装好Ubuntu系统，创建好root账户，所有操作均在root账户下进行。本次测试用4块硬盘做raid0 2，首先用lsblk查看一下硬盘，可以看到一共4块数据盘，一块系统盘（sdc） lsblk 3，先把所有 Jan 23, 2014 · Hi! I'm posting here for the first time, though reading this site looking for solutions almost every day. 04) using the autoinstall process, to get a bootable raid 1 configuration, using two 2TB m2 disks. 1, this doesn't seem a problem any more. 04 desktop with RAID 1 and LVM on machine with UEFI BIOS; How to install Ubuntu 14. 2 Creation Time : Mon Aug 24 12:52:30 2020 Raid Level : raid1 Array Size : 499972096 (476. 04 using the alternate version of the server cd. Download the alternate server installer. The original how-to was initially done on 14. 04 RAID1 + LVM encrypted partition: problem with GRUB. Here are the steps I took: 1. I have reached a point with a hardware refresh that (sadly) I can no longer use preseed as the nics are to new for the netboot kernel and it is not recognised so I have spent the week Jan 16, 2025 · It has a 2 x 2000 GB HDD running in a RAID 1 array. If I put the HDDs to another machine (a generic PC without UEFI) it boots correctly. Currently Ubuntu 20. May 30, 2023 · 公司为了集中管理项目数据，要求搭建一台文件服务器，通过多次尝试终于搭建完成，在此将Ubuntu Server 16. Device Boot Start End Blocks Id System /dev/sdb1 * 1 4294967295 2147483647+ ee GPT Partition 1 does not start on physical sector boundary. My plan is to use GPT partitioning make 3 partitions on the 1T drive: One for Win10 One Nov 22, 2020 · I have two 1TB disks. Software RAID 1 on the other hand is an Oct 4, 2020 · I initially wanted to use my onboard RAID but got a rude surprise when I booted with the RAID1 config and was told by Ubuntu that I had to turn off the RST RAID configuration so after reading a few articles on software vs. 10. iso" is the real path to the iso file on the raid 1. Sep 9, 2013 · Computers with OEM installs of Windows usually come with more than 1 or 2 partitions. Profit Aug 21, 2018 · sgdisk -v /dev/sdb Problem: The secondary header's self-pointer indicates that it doesn't reside at the end of the disk. / is a software RAID 1 created with mdadm. 安装mdadm及grub-efi软件 3. 0 later) should be able to resize LVM logical volumes. 使用gparted软件进行分区 4. Ubuntu Server 20. 04, what to do if a disk fails and how to make sure the RAID is bootable. You can leave “Size” blank to use all the remaining space on the device. Jun 6, 2020 · 记录下Ubuntu 16. 04/16. 04 installation, in the first image you will see the situation before the RAID creation (after the GParted mods), and a second image where you will see the final situation before hitting "done". The process keeps cr Apr 17, 2024 · I tried to install Ubuntu server 22.  · Sorry to keep chucking stuff up but this is the output for /dev/sdc so I think I'm looking at the wrong drive and its this one thats the issue. 53 GiB, 1000204886016 bytes, 1953525168 sectors Disk model: WDC WD10EFRX-68F Units: sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 4096 bytes I/O size (minimum/optimal): 4096 bytes / 4096 bytes Disklabel type: gpt Disk identifier: 3CD8FB5F-6919-4017-B136-91DDC562DD35 Disk /dev/loop8: 219 MiB Jun 10, 2020 · To add a partition to a device, select “Add GPT Partition” for that device. I have tried different configurations for creating the raid, using both disks and partitions as devices, but to May 8, 2024 · [1] This example is based on the environment like follows. Disk /dev/sda: 2000. This is part of a RAID 1 array and from memory was created using mdadm. – Jan 15, 2025 · With some help from How to install Ubuntu server with UEFI and RAID1 + LVM, RAID set up in Ubuntu 18. After following the steps (type of RAID, name, etc) the RAID1 began to sync. Use GNU Parted. Each disk in a RAID 1 array gets a full copy of the data, providing redundancy in the event of a device failure. The critical pieces you may be missing are: Download and use the "alternate" Ubuntu server installer ISO. 04 system with a luks-encrypted partition for the root filesystem (including /boot) formatted with btrfs that contains a subvolume @ for / and a subvolume @home for /home. It's installed as part of the gdisk package in Ubuntu. 配置新安装的系统使之能正常的使用boot启动系统及备份到另一块硬盘安装过程1. There are lots of guides around for installing Ubuntu to a RAID array from scratch. UEFI (Unified Extensible Firmware Interface) is the modern replacement for the traditional BIOS, offering improved security and faster boot times, making it the preferred choice for new installations. Jan 16, 2025 · Install Ubuntu 18. once i selected the entry in the grub2 boot menu say ubuntu iso, it booted and the splash screen shown, but a few seconds later it showed "/iso/xxx. 1. )Yes, to extend sda2 you need to delete sda3 first. This worked well for BIOS booting since BIOS just transfers control blindly to the MBR of whatever disk it sees (modulo finding a “bootable partition” flag, etc, etc). Apr 3, 2017 · 所需要的工具 1. RAID. I created a RAID1 with 2 HDD, total 4TB. Jan 15, 2025 · Update: Question and answer below also applies to Ubuntu 16. Use this option if you've added disks to a RAID array, thus creating a virtual disk with space that follows the backup GPT data structures. 04?. Intel Rapid Storage Technology. 制作Ubuntu启动盘（U盘或者CD） 2. All of the required information May 28, 2022 · I can't see the partitions of this raid block on Ubuntu Mate, although gdisk doesn't list the partitions, gnome-disk-utility see the GPT, but no partitions to mount. 8T 0 part └─cr-auto-1 254:0 0 1. After the installer reboot it fails with grub error: unknown filesystem. swapping a faulty disk, booting Dec 3, 2024 · Ubuntu 18实现软RAID的步骤 1. This guide shows you how to migrate an existing Ubuntu installation from a single drive to a RAID-1 array so you do not have to do a complete reinstall. 04，为两块硬盘创建启动分区以备冗余。 完成RAID1后，使用dd命令复制启动分区 Jan 14, 2025 · Technically, yes, the ESP can be mirrored when putting the RAID superblock at the end (which is the case if you create a Linux RAID-1 version 1. 一个U盘 (制作启动安装盘)2. Next, select the Size of the partition. hardware RAID I gave in and went with software RAID. First step: make a bootable USB for your system. 安装mdadm及grub-efi软件3. The second command randomizes the GUID on the disk and all the partitions. 51 GiB, 1000204886016 bytes, 1953525168 sectors Disk model: Units: sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 4096 bytes I/O size (minimum/optimal): 4096 bytes / 4096 bytes Jan 15, 2025 · Disk /dev/sda: 5860533168 sectors, 2. 适用于UEFI启动 GPT分区模式与UEFI启动兼容，适合现代计算机系统。 Ubuntu系统安装时的分区选择 在安装Ubuntu系统时，以下是一些关于MBR和GPT分区选择的建议： 1. 04使用GTP对硬盘进行分区并挂载硬盘的方法，一般而言服务器上挂载的硬盘都是比较大的，传统的对硬盘进行分区需要在终端敲sudo fdisk进行操作，但是，当挂载的硬盘的容量大于2T的时候，是无法通过sudo fdisk进行分区的，这个时候必须要进行GPT进行分区，并且设置为开机启动，操作 Feb 10, 2021 · Disk /dev/sdb: 7. 0. I have four 4TB drives and want to set up a software RAID10. Created the /boot partition using /dev/md0 5. 4: How to install Ubuntu 14. On the partitioning page I have done my partitioning as follows /dev/sda1 - 32 MB - bios_grub /dev/sda2 - 50 GB -raid device /dev/sda3 - 8 GB -raid device /dev/sda4 - Balance full GB - raid device Mar 7, 2018 · I wasn't able to change this setting. Dual Booting Ubuntu 22. 5G 0 part /home sdb 8:16 0 1. 5T drives that will form into a RAID1 array. 8G 0 disk ├─sdc1 8:33 0 148M 0 part ├─sdc2 8:34 0 100G 0 part / ├─sdc3 8:35 0 2G 0 Nov 27, 2024 · GPT分区模式支持最多128个分区，满足用户对分区数量的需求。 4. 98 GB) Used Dev Size : 31232000 (29. The machine has a 1T drive where Win10 will install and two 0. Add mdadm to target system. 5G 0 raid1 └─md127p1 259:0 0 931. iso" not found and stopped, which "/iso/xxx. ) Change the four disks from MBR to GPT (with gdisk). 0 (at the end of the disk) will allow this. 1 Caution! After loading partitions, the CRC doesn't check out! Warning! Main partition table CRC Feb 28, 2016 · The following tutorial is intended to walk you through configuring a RAID 1 mirror using two drives with Mdadm and then configuring LVM on top of that mirror with the XFS file system. Defined /dev/sda1 as 1 GB as a RAID partition 2. ----- [ 8. Image 1, before the RAID creation: Image 2, after RAID creation: Mar 9, 2023 · I tried to install ubuntu server on a software raid (raid6 to be precise) instead of a single (whole) disk. 使用gparted软件进行分区4. Rebooted PC. 04 with pre-existing software RAID with 2 disks. It still uses LVM as the automatic partition scheme. 04安装过程并用两块硬盘做RAID1分享给大家。特别提示：尽量用英文安装，因为中文在安装时会报错1、进入界面后选择语言： English 然后 Oct 12, 2015 · Now i want to completely disable raid but i want to keep data on disk 1, and use disk 2 separately Is there a way to do this. 一台安装了两块同样型号及大小硬盘的主机安装步骤1. Is this possible? Aug 13, 2023 · My PC has 2 Disks, each one is 256GB. Use the ? command to print the command list. Dec 11, 2017 · mdadm is useless in your case -- Linux sees a regular disk device, not a RAID array. 4. 10 Desktop, up to "8. RAID was properly detected by Linux. Delete swap entry from /etc/fstab. Defined /dev/sdb1 as 1 GB as a RAID partition 3. TestDisk found a good copy (probably the backup) of the Primary partition. Oct 12, 2016 · I'm struggling with getting my Ubuntu server up and running. Unable to install Ubuntu 20. Hot Network Questions If our memory fails, how can we be sure of what we know? Jan 16, 2025 · I have two 2TB disks. Created RAID device /dev/md0 made up of /dev/sda1 and /dev/sdb1 4. Feb 24, 2023 · The new RAID device (md0 if you did not change the default) will show up in the available devices list, with software RAID 1 type and the chosen size. 04 上使用 mdadm 创建 RAID 阵列。 在本指南中，我们将演示如何 Oct 5, 2023 · sudo mdadm --create /dev/md0 --level=1 --raid-devices=2 /dev/sdaX /dev/sdbX. Now your RAID1 array volume will be visible in Disks, just like a normal drive. The RAID1 device is formatted as GPT, but it Jan 1, 2024 · Here is the output of "sudo mdadm --detail /dev/md0" after I added one new drive to the RAID: /dev/md0: Version : 1. uefi; raid; bootloader; lvm; grub-efi; Share. It doesn't detect RAID yet, but latest unreleased version (will be released as 3. 04 LTS in virtualbox, but am having some issues here. I would like as much of Ubuntu on the RAID array as possible. 04 64-bit with a dual-boot RAID 1 partition on an UEFI/GPT system? Should dual booting work from a 4TB HDD? How to install Ubuntu server with UEFI and RAID1 + LVM. 3GB 3001GB 2934GB Oct 7, 2024 · 在Ubuntu上配置RAID 1的关键步骤包括：选择适当的硬盘、安装所需的软件包、使用mdadm工具创建RAID 1阵列、配置文件系统、更新启动配置。 其中，选择适当的硬盘尤为重要，确保硬盘容量一致，并未分配任何重要数据。接下来，我们详细讨论这一点。 选择适当的硬盘对于成功配置RAID 1至关重要。RAID 1 Oct 17, 2020 · Let's supose /deb/sdb2 is the old raid 1 member you want to recover. Mar 13, 2023 · Setting up an Ubuntu 22. Have you skipped that step?, if you create a new label for that disk (DOS partition table, using fdisk for example but you can also follow the tutorial and use parted), then create a new partition and then list all of the partition types, you will get the desired 'fd' between the results. What I basically did: 2 disks in RAID 1. In my case, 2. 04 64-bit with a dual-boot RAID 1 partition on an UEFI/GPT system? ) I understand that there needs to be a boot partition, but I thought that was the point of the "boot flag" option that I picked for the partitions that I want to install on. 开始安装Ubuntu系统 6 Oct 25, 2024 · In this tutorial, we will guide you through the process to install Ubuntu 24. 04 (even with the latest daily version 24. ekjpho gjdhhe plnaow dgm tsomhoq lpokg vxpsq ndkfrku xqwytbl huyjlv aysgl vyih nebllp yzuh haqd