Questions tagged [backup]

Making copies of data so that the copies may be used to restore the original after a data loss event, or for historical retention.

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Does using multiple files in a backup save set provide any 'better' data protection compared to using a single-file save set? [closed]

Modern data backup utilities (in both Windows- and Linux- based environments) often provide a feature to save data in a single file OR in multiple files. In both cases, a save set for a particular ...
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Change the iTunes Backup Location in Windows 10 fail

Cannot create a file when that file already exists? why is this happened?
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Robocopy over SMB from Windows 11 to MacOS Catalina Locks folders and makes backup fail

I am trying to backup an external hard drive on my Windows machine to an external hard drive on my iMac running macOS Catalina. I am using Robocopy batch file to mirror the 2 drives. The code I am ...
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Clone multi-boot desktop PC to laptop as a backup plan

over last 9-10 months I slowly reached to a moment when I need to have a full backup machine for my workstation PC. It's a bit old laptop, but upgraded enough to hold some heavy work on couple of ...
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Why is pax not updating the date of the file correctly?

I was testing pax by just copying my /lib directory to my home directory and found that it did a fairly good job. However, I also found that there were some differences. Using the command sudo pax -...
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shrink .img backup file from RPI

I have the following problem: i created an backup file using dd on my rpi. but i cant copy this file to another SD-card since the original image used the whole card i know what caused this problem in ...
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How could I save emails from outlook IMAP client on local machine?

Unfortunately, we have no access to our mail server anymore because of some reasons and we have no backup. The clients used to connect via outlook IMAP. The emails are still in their mailboxes. My ...
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Safe USB HDD eject from cli (raid on top)

I have 6 USB HDDs which i use to store a externel backup of my homeserver. Over the HDDs is a Linux Software RAID5. What is the correct way to "stop everything" and eject the HDDs safe so i ...
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CIFS Mount I/O Error After Large File Transfer

I have a windows network drive I access on a linux server that I mount through a mount cifs entry in /etc/fstab. I run a nightly backup of user file directories to the network drive from the linux ...
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Accessing recycle bin of a backed up drive

I have a backup of a drive made by Macrium Reflect which I have mapped as a drive to be able to browse it. Part of the backup is a $RECYCLE.BIN which I would like to explore but when I try to open it, ...
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Full Verification & Validation of Image-Based Backups [closed]

Intro and some terminology Hello to the community of “Super User”! As the title implies, my question is about the process of full (complete) verification & validation of image-based backups. But ...
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Does replacing an "older" Thunderbird profile in a new computer, cause emails to be removed from another computer that is actively using Thunderbird?

I'm helping a client with configuring a new computer. Meantime, she has been using Thunderbird in another computer (laptop), while she is traveling. I transferred the Thunderbird profile to the new ...
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How to stop backup from including itself

I have Macrium Reflect Free that is scheduled to backup my data drive (D:). Currently my destination is an external hard drive but I want to change this to my Google Drive. My Google Drive Streaming ...
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Linux: Can I install a OS from a snapshot/backup?

This idea has been inside my head for years. I tried creating my own Windows version, without certain processes and, with certain configurations, and mounting a custom installer (like a custom ISO ...
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Using a raspberry pi to VPN into my home and perform apple Timemachine backups from anywhere

I am considering a trip around the world and want to keep my data safe, no matter if i get robbed, lose my bags or other unknowns. I use a macbook, and have a 8tb airport time capsule at home, which ...
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Problems booting Windows in virtual machine with separate disks for boot and main partitions

I have restored a Windows 11 system from a partition-level backup of the main partition. The system boots, but only with manual intervention. Initially, it enters a recovery screen (see upper image). ...
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Does SystemBack application full restore option also restore user files except of system files

my question is simple I am using systemback in an ubuntu server to prevent server from failing and easily restore back. My question now is the option full restore point restore also user files and ...
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Would using a NAS for backup in this case be any better than using an external drive? [closed]

I'm fairly new to this, so maybe the whole premise is flawed, and there is a better way, but here goes. I am using Windows 10 Home and I'd like to at least somewhat ensure the safety of my data by ...
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rsync filling destination, --delete-before not working

I've had a rsync task doing my backups for some time, copying data from my FreeNAS system to a raspberry pi (w/ external disk). The source size data directory is 2tb and the total size of the remote ...
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How to extract files from a Time Capsule backup hard drive?

Since my old Apple Time Capsule from 2012 stopped working, I was intending to throw it out, so I removed the hard drive, and was intending to recover the data from my backups, by just copying it from ...
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How should I interpret this "Bad disk" report by CrystalDiskInfo?

Today, I have gone through the process of individually plugging in all my ten current backup disks and checked them with CrystalDiskInfo 8.17.8 x64 in order to determine whether I dare to keep using ...
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Restore Files from previous Windows File History

I downgraded my Windows yesterday from 11 to 10 (format C and reinstall). Then I tried to restore the Files from the File History. So I opened the File History settings in control panel and selected ...
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Create a mysql database backup on a daily basis and keep only last N copies

A common issue for administrators. I have a database that I want to make a daily backup. Also, I want to keep only last week n copies. Do you have any recommendations based on essential linux commands?...
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borg backup is processing all files instead of modified

please advise how to correctly make borgbackup to process and copy only modified source files and their diffs to destination? every week we make our data snapshot in cephfs: /data/.snap/snap1/ /data/....
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Is there anything "bad" data preservation-wise about zipping a big dir of subdirs and tons of files?

I have a "gold backup base" directory tree of 48 GB of data containing "11 411 Files, 1 054 Folders". Since USB/ROBOCOPY/Windows takes forever to transfer many little files to all ...
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Saving and Restoring File TimeStamps (Created, Modified and Accessed) for files in folders with sub-folders

I'm running on Windows. I know that WinRAR has the option to save and restore all file dates/times (Created, Modified and Accessed) but I need to archive some files (including files in sub-folders) ...
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How should I best extract "all unique data" from six 45 GB .7z files?

I have just gone through the exhausting process of loading all my "gold backup" storage devices into my computer and, gradually, 7-zipped them and deleted the actual directory trees which ...
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Is it defined to use pax across filesystems?

If I wanted to backup a *nx system, am I correct that going across filesystem boundaries would be a no-no? Would utilities like pax properly handle the jump across them or do I avoid it? If avoid it,...
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Thunderbird on Windows: missing folders with non-Latin names after restoring from a backup

I've copied my Thunderbird profile (a directory called like f4gokpr4.default) from one Windows 10 machine to another Windows 10 machine. Account names are the same, all absolute paths I know about are ...
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How do I reuse an existing File History backup as a backup target?

All I wanted was to do a File History backup to a USB connected drive, which had previously been backed up to as an SMB network share. Because USB is faster. The list of directories to include/exclude ...
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Is it possible to automatically take zfs snapshots on boot or shutdown?

I want to create a convenient solution for full system (root-on-ZFS) backups. The idea is to create a snapshot of the whole system on startup (before any writes to FS) or as a last step of shutdown ...
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Cannot Access Encrypted Files in Windows 10

I use an external USB drive to backup files ( FREECOM MOBILE DRIVE XXS NTFS 270GB External Drive (USB) ). I have been doing quite a few years and continue to do so on a weekly basis. During this time, ...
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How do I create a backup of my hard drive in small sections?

I have an old laptop with a 500Gb non-removable (soldered) hard drive. I am attempting to recover some data from the drive. After some reading, I've discovered that I should create a copy of the drive ...
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Move Nextcloud data from one server to another

I would like to ask the opposite the most people are asking about migration. I have a self-hosted nextcloud server on my RaspberryPi which is pretty old and it could break anytime. The data folder for ...
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Rsync with hard links very slow compared to rclone

I'm using a self made docker to sync files between two machines. Inside the docker a sftp-folder is mounted using sshfs. I always used rclone to sync the files: rclone sync --create-empty-src-dirs -v /...
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Creating a qcow2 image from *inside* a running VPS?

Ideally, I'd like to create a qcow2 image of a VPS, from inside a running instance of that VPS. I'm not sure if this is possible, but I don't think so. The problem is that my VPS provider will let me ...
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Windows File History does not backup iCloud drive folder

I am using File History for backing up my documents on a Windows-10 machine. It back ups fine every file except those files/folders located in the iCloud Drive folder under C:\Users\myName\iCloudDrive\...
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Windows backup failure reading shadow copy on an unidentified volume

I'm hitting this error running windows backup on a Windows 7 machine. Windows Backup: Troubleshooting Options Check your backup Windows Backup failed while trying to read from the shadow copy on one ...
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System Image Backup [Windows] - does it include pagefile etc?

Seeing as my target C: drive which contains Windows is around 75G, yet the system image backup is about 50G - does Windows include in backup files as: pagefile.sys hiberfil.sys swapfile.sys?
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The most complete backup of /dev/sdX with dd, tar, gz, xz

What is the most complete way to backup/restore entire /dev/sdX (to/from a file) including device partition table and partition flags, all possible metadata, owners, file permissions, ACLs, creation/...
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Make an exact copy of system / computer on Windows 11

I have two very similar laptops. I just spent 3 - 4 days configuring one of them how I want it (deleting all the bloatware, installing software etc.) Is there an official way to clone / copy all of ...
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How should I reinstall Windows? (Maybe repair)

My Windows files are corrupted so I think that I can't repair it normally, so can someone wither suggest something that can repair windows with access to just the files since I can't boot my PC with ...
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Restoring from backup made with rsync -M--fake-super

For years I have been regularly running the following command locally as a root filesystem backup in the hope I am safe: rsync -aAXv --progress --delete / --exclude={"/dev/*","/proc/*&...
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What happens with Synology Drive backup tasks that are scheduled at a time where the computer is down?

I am using the Synology Drive Backup tasks, and I would like to switch to a daily backup instead of a continuous backup, in order to avoid constant network traffic when working on large files. But ...
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Encrypting personal backup on public shared drive

I work in a company where we have an internal shared network drive with almost 50 TB of space. Me and my colleagues use it for saving non-sensitive work-related stuff but many use it also for storing ...
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How to download data from google account when you run out of space?

I run out of space on google (used 14.5GB of 15GB). This means like 9GB of photos and 5 GB of email attachments. I want to download everything and then clean the cloud. I realized google does not ...
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Can I create a RAID 1 array with a drive that already has data?

I am moving an IDE drive from a customer's old desktop into his new one. I want backup the old drive (drive 1) to a new drive (drive 2) before moving it to the new computer. Afterwards, I want to ...
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Is it possible to archive / backup an exact copy of a drive and all its partitions to restore to later on?

So I have a computer that has one boot drive. it works fine, I can use it easily. However, for my own purposes I wanted to run a completely different windows install on said system, and then later ...
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How to restore system image backup on windows 10?

I made a backup of the system image for Windows. The C: drive was backed up to the D: drive in a folder named WindowsImageBackup. This folder has the following structure WindowsImageBackup> -...
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Outlook 2021 PST file is corrupt

In Outlook 2021, I have a PST file that has been corrupt and I can't open it. I tried a backup that I made the night before, but this had the same result. I then fished out another backup that I'd ...
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