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Questions tagged [mirror]

136 questions
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Error when add mirror in disk management window server 2012

I have a problem when add mirror in disk management window server 2012 The problem is: The operation failed to complete because the Disk Management console view is not up-to-date. Refresh the view by using the refresh task. If the problem persists…
hoan
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Linux Raid: mystical md_d device

I have a 64bit Ubuntu Jaunty server (kernel 2.6.28-17-server) installed on two SATA disks (sdc and sde) in a mirror RAID, this being my current raid configuration: cat /proc/mdstat Personalities : [linear] [multipath] [raid0] [raid1] [raid6] [raid5]…
Norb
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1 answer

Btrfs Raid10 Two drives have failed. What are my options?

Here's my story: I noticed read errors on one of my four RAID10 Btrfs drives (/dev/sde). This occurred when I was attempting a backup using btrfs send/receive. I bought a new hard drive of the same size and attempted to replace the failed one. I…
NormalicyIsDead
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Using exotic setups to maximize capacity (when using different sized disks) in ZFS raidz

I have 2 x 4TB disks and 3 x 6TB disk which I want use with ZFS. My objective is to maximise the usable storage space whilst allowing for a single disk failure. Ideally a raidz setup would be used however from my research, different size drives…
Greg
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Can I effectively clone my hard drive by using mirrored partitions in Win Server 2008?

I have a server running Win Server 2k8 R2 Foundation, functioning as a basic file server and CAD software licensing server, with the following situation: Originally installed with 2x 250GB physical drives in a mirrored RAID configuration. Drives…
WhatEvil
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2 answers

SQL Server 2005 Mirrored DB Recovery

Scenario: We want to use SQL Server 2005 Standard's version of DB mirroring along with a witness server in an Active Directory domain environment. The database is fed from a 3rd party app server that cannot be modified apart from the DB connection…
Matt Rogish
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2 answers

Mixing drive vendors in RAID mirror

Background I'm building a simple storage server for home usage, and I'm modelling it slightly after our Solaris storage servers at work. But at a smaller scale. The basic layout will be a chassis with four hot swap disk slots, Solaris on an SSD or…
Jakob Borg
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How do I use git-push --mirror with git-shell in SSH?

I am attempting to setup a mirror-to-backup hook in our repositories. The hook is executing a git push --mirror backup@server:path/foo.git. However it fails stating: fatal: What do you think I am? A shell? fatal: The remote end hung up…
Danny
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6 answers

Windows Server 2008 x64 SP2 software mirror raid recovery when primary drive fails

I'm attempting to use software mirroring to move the system partition between different hardware raid arrays. Unfortunately, whenever I pull the primary disk offline, I'm not able to get the boot loader to choose the Secondary Plex. How can I make…
CurtM
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Alternative to robocopy /MIR

We run a number of web apps that store a lot of local data in small xml files. One part of our backup / recovery strategy is to produce a local mirror of the file system via a VPN to the hosting centre. The VPN connection is only via a 12Mbps ADSL…
Robin Day
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1 answer

Migrate LV with 1 mirror to 2 new disks (also mirrored)

I have one LV that is mirrored on 2 PV : /dev/mapper/mpatha /dev/mapper/mpathb There is a 4mb LV on /dev/mapper/mpatha that holds the mirror log. I am trying to migrate this LV on 2 new devices, with one of them holding the tiny log…
Dawei67
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1 answer

Recovering software Raid 1 Data in Windows Server 2016 Ess

Have a Windows 2016 ESS R2 server with Mirror RAID 1 on OS & Data Disk, spread over 2 x 2 TBs disks. (Disk 0 & Disk 1). Hardware is a HPE MediaSmart server for home business use. RAID 1 is software Raid, as best I understand it, as configured same…
JJX
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LVM vs ZFS (vs BTRFS) for home file server

I am rebuilding my small fileserver (Athlon 5350 + 4GB ddr3 running CentOS 7) replacing several second-hand hard driver with WD Red. The server is mainly used for personal files (documents, pictures), media files (music and videos) and othe…
Alessandro Valentini
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zfs change block size without going offline

Given a raidz1 vdev on FreeBSD 10 with this config: root@gw:~ # zpool status pool: data state: ONLINE status: One or more devices are configured to use a non-native block size. Expect reduced performance. action: Replace affected devices…
nagylzs
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lftp reverse mirror silently skips files in subfolders

I'm using lftp to push content to an ftp-only web-server. It worked to upload the files recursively at first, and even incrementally. Any idea why this would skip files changed in a subfolder, but not skip files changed in the home…
Josiah Yoder
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