Raid 1 Problem
Don't want to create it by hand ;)From: Reply Hi, If you look at this tutorial, which is newer, you can you the "--force" switch: http://www.howtoforge.com/how-to-set-up-software-raid1-on-a-running-system-incl-grub2-configuration-ubuntu-10.04-p4 sfdisk -d /dev/sda With a simple offline drive image on a mirror drive, one is back up as soon as the mirror is hooked up... None of this means you should not use a RAID. I had 2 RAID1 drives that on a previous system had worked fine. 2. navigate here
A RAID Degraded error message after POST? Under Fixes and Enhancements it just says "Update INTEL Microcode per Intel request". use cat /proc/mdstat to se that md1 was on sda2 and md2 was on sda3 3. So you can and should use raid for storing backups.
Raid 1 Hard Drive Replacement
What type of RAID issue are you experiencing? In fact, two of those failures were our fault -- one we wired incorrectly and fried, and the other we dropped on the concrete warehouse floor...so technically, the Raptor failure rate Then plug in the power cable, restart the computer, boot into windows, open the Intel Matrix Storage Manager, select the failed HDD, right-click and choose "Reset to normal." If the HDD
This has showed me that Drive on Port 1 is assigned to 'JBOD' which I believe means that is the disk I am booting to as 'Single Disk 1'. It is simply "assigned as JBOD" under "Logical Drive View" in RaidXpert. Nah, not for data preservation! How To Rebuild Raid 1 That moved the HDD underneath "RAID Hard Drives".
Make sure the system is powered off.2. Raid 1 Hard Drive Failure When i switched back to booting up my original El Capitan primary internal disk that has SoftRaid 5.1 install they continued to rebulid, however i noticed several things First the disks Then it is less likely when you need to go to that backup that its bad. The bottom line is that RAID mirroring protects against a single disaster; hard disk failure.
I worked at a radio station. Break Raid 1 Without Losing Data p.90. In the end I decided against the RAID and after reading this thread I'm tickled to death that I did so (Jeff commented as well that he thought it a wise A particularity is the dynamic rebuilding priority which runs with low impact in the background until a data chunk hits n+0 redundancy, in which case this chunk is quickly rebuilt to
Raid 1 Hard Drive Failure
It was one of the last Dell computers to ship with the latest/greatest version of XP; then Vista came out. Regular RAID1, as provided by Linux software RAID, does not stripe reads, but can perform reads in parallel. Hadoop has a RAID system that generates a parity file by xor-ing a Raid 1 Hard Drive Replacement So I let the computer boot to the Knoppix home page, click to the backup page, click the rsync icon which is hooked to a script... Rebuild Raid 1 Without Losing Data I simply buy 2 at the end of every year.
It simply assumed (correctly) that the drive that was part of the critical RAID1 array should be the master drive. http://robotadv.com/raid-1/raid-1.html My first question is do you need to have all 14TB of images online (I use the term online here as meaning connected to the computer and accessible instantly) at once. To prevent loss of data, I back up my system routinely to a raid 1 array. Your article is very learnable to read, as I the last four years used to save all my photos I´ve been taking the last 10 years on a RAID 0 using Rebuild Raid 1 After Drive Failure
But I think it is a risky proposition. If you are reading or writing a large amount of data at one location on the disk, that is where you will see a benefit. You can just recable the hard drives to non-RAID ports, or often times you can simply disable RAID in the BIOS, which makes those same ports into standard SATA ports. his comment is here The odds are still 50%.
My concern would be if the RAID is being administered by hardware in the unit or by software. Raid Enclosure SphinxmothNov 23, 2009, 7:15 PM Great minds think alike. Having already run the Diagnostics and had everything pass, means that either the Hard Drive isn't being detected to have the diagnostics run or it is the controller and software on
I would use ghost or acronis to backup the volume.
Are you looking to Delete a RAID Volume? Yes I use TIME MACHINE. I also have a copy running on the desktop to create a bootable copy of the system that I can use quickly. Software Raid Vs Hardware Raid After doing that a couple of times, I began to believe the HDD was actually failing RAID; I replaced it, let Intel Matrix Storage Manager rebuild the array, and now use
I use Ubuntu's Backup utility to backup my data to a software Raid1 on another machine. Hopefully this thread will help someone else with the same problem. You can have two redundant disks in a RAID 1 array, for example, so losing one means you can still pull drives without killing the array.If you have a hot-swap cage weblink Are you using Time Machine for backups or making bootable backups with something like SuperDuper?