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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storage backup solution after file finished copy

I have 2 types of storage: 1) permanent [p1,p2,...] 2) backup [b1,b2,...]. While system works, It generates huge files (size > 50GB) and they are copied to permanent storage. I need a backup ...
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backup strategy for pc [migrated]

im thinking about a backup strategy for the follow scenario: W11 machine with 2 Disks: onboard SSD 256 + some cheap HDD the goal is to create in AUTOMATIC mode, a full booteable disk every sunday from ...
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error 1258 when restoring from Actifio

I am using ActifioGo on Google Cloud and took a snapshot. When I try to restore it, I get an error message like: 1258: Cloud VM creation failed. 155: VM task failed. Error: Cloud task failed gcp:...
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Windows Server 2019 high round-trip time low transfer bandwidth

I have two Windows Servers 2019 with a round-trip time of 88 ms between them. When I try to measure bandwidth with iperf3 I get only around 16 Mbits/sec in both directions with a single stream. To get ...
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What is the proper way to back up ISC DHCPd lease files?

According to this answer, DHCPd lease files are cleared every hour. The goal is to back up the leases file continuously, so there is never a lease lost. This is made difficult since it is unclear ...
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Mount DD image of LVM partition

I am in a conundrum. I need to extract data from a backup image I created previously. I thought I knew enough about LVM to get by... at least until now. It seems my blunder is that I backed up an LVM ...
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Kernel files (linux-image) to exclude on rsync full clone to different hardware

EDIT Now I'm able to boot the OS. As I made clean copy of the /etc directory just after buying the "new" dedicated server and installing Ubuntu server 20.04, i proceeded to: Boot the "...
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Is there a way to automatically install vmware tools on new Windows server VMs upon VM Creation in vCenter7?

We are running vCenter7 to manage our virtual machine infrastructure, i am trying to set up backup verification with nakivos screenshot verification feature, however when the flash VM boot job ...
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Exchange not truncating Transaction Logs after successful Full-Backup

I'm using Dell Avamar native Exchange Agent to Full-Backup the Databases on a Stand-Alone Exchange 2013 Server (latest updates and patches). It uses VSS. It's not an Agent issue, since at the end of ...
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I rollbacked a Proxomox VM and now I have no sudo access

Yesterday I took a snapshot of VM in Proxmox and today I rolled it back but the user has no sudo access anymore. I can login with the user and the user is still in the list of sudoers. How can I solve ...
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VMWare VSphere to AWS Backup with Hypervisor Plugin

Following along with this documentation, got the virtual machine up and hypervisor registered in AWS Backup console but when the backup runs I get a permissions error. When I try to run a on demand ...
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mariabackup fails with Error: cannot mkdir 2: /data/backups/mariadb/

Trying to use mariabackup to take backup of all our databases. First created backup directory as mkdir -p /mnt/data/backup/mariadb chown -R mysql:mysql /mnt/data/backup/mariadb And proceed to do ...
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Rsync: Exclude files by maximum filename length (< 143 characters)

A cronjob copies files from a remote server (probably ext4) via rsync to a local encrypted partition (probably eCryptFS on top of ext4). Now rsync throws errors for filenames that are longer than 143, ...
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rsync optimization over --link-dest "referenceBackup"?

Context: I am successfully using rsync to create daily incremental and remote backups using the --link-dest "referenceBackup" flag, so that when creating the new backup, only a new reference ...
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Mariabackup error restoring incremental (`This incremental backup seems not to be proper for the target`)

I use mariabackup for creating incremental backups on a previously created full backup directory. The full backup is created using the following command: mariabackup --backup --target-dir=/var/mariadb/...
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Novice btrfs user: checksum failures and input/output errors galore

A housemate suggested to me that I ought to use btrfs instead of what I've been doing up until now, which is using mdadm with cloned drives, and adding an extra drive into the array to "clone&...
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Why dar won't allow me to unmount?

I'm trying to make a multi-volume backup of a huge directory with DAR. This should be possible, according to the tutorial. Or at least used to be. root@box:/# dar -R / -c mnt/backups/syncable -z -g ...
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Perform backup of root directory in luks-container form initramfs

My server is running from a root directory in an encrypted luks container with lvm layout. To perform a backup of the root partition, it is usually the consensus that the filesystem can not be mounted,...
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What behavior has tar on TERM signal while doing incremental backup?

I've written a backup script in python using tar (via subprocess) to do incremental backups of my files. As some of the full backups are rather big (like my picture folder) and take multiple hours to ...
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Suggestions for backup plans on Godaddy VPS

I have subscribed for GoDaddy VPS, where I am hosting GitLab servers. I would like to understand the backup methodologies used in the industry, to keep the data secure. I know GoDaddy provides a ...
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ZFS send/recv full snapshot

I have been backing up my ZFS pool in Server A to Server B (backup server) via zfs send/recv, and using daily incremental snapshots. Due to hardware issues, the ZFS pool in Server A is now gone - and ...
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Tape capacity and backup routine in Linux

I have a HP Ultrium 5-scsi tape device on a Linux server and I'm currently using a HP LTO-5 Ultrium RW (model C7975A) tape and I have a couple of questions regarding this setup and does it work. 1 - ...
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Mariadb xtrabackup_binlog_info location

I want to set up replication on my existing Mariadb 10.6 servers. I backup the databases automatically everyday with a custom script. Basically, it runs the following command : mariabackup --defaults-...
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rsync : write failed - No space left on device (28) despite using --inplace

I am using a script to make a backup of a running Debian Stretch based Linux Distro (NextCloudPi) The method in the script that does the backup uses rsync. backup() { mntimg sync rsync -aDH --...
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How do I backup my Synology NAS to an an expansion unit to carry offsite?

My intent is to use an expansion unit (DX517) to backup my DS920+ NAS, say every week, and then carry it offsite. I hope I bought the right equipment! I'm an absolute novice at this. All I've done so ...
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Can a Hyper-V VM made from a Server 2012 R2 domain controller backup be used to replace the physical domain controller if it fails?

We have a Dell PER520 with Server 2012 R2 running 5 servers; AD DS, DHCP, DNS and WDS. We created a Hyper-V VM on another server using a bare metal backup created with Windows Server Backup. The VM ...
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Can we use make tar multi-threaded without any sort of compression

I have to backup 500GB using the traditional tar -cvf command (without any compressions) However tar is adding each file one by one and this way it's taking a very long time Is there any way to make ...
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What is the best & safe & fastes way to backup a large mysql database?

I have a mysql server running on a Debian server. I have a mysql database wich is 150GB... What is the best way to take a backup of it? I'll say: screen then mysqldump -u user -p database > ...
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All users/groups gone in Data Protector, cannot create new users/groups

I had a support case for Microfocus Data Protector 10.91 that turned out to be a file permission problem eventually. User hpdp had group users instead of the intended omni, so I changed the groups of ...
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ESXi Host backup including extra vibs

I have a licensed ESXI Host with a couple of extra vibs (Chelsio, NVidia, dell) installed. I also have vcenter standard. More that I like to I discover that I have to reinstall the host, e.g. VMware ...
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rsync -p. why would you want to preserve owner, permissions

basically the title. I'm lacking unix basics but on windows if I backup with robocopy I wouldn't want to preserve ownership bc then I would have to take ownership of it again anyway when replaying the ...
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Using git and github to share a folder content that has to be updated daily

I have a folder that I want to publicly share with others, the content of the folder suppose to be updated daily: some files gonna be changed, some are deleted, some are added. I would like to use ...
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Local Backup Solutions for LEMP Server (Full Clone to an ISO file, and Incremental backups)

BACKGROUND I still consider myself sort of a noob when it comes to setting up server. So when answering this question, please give as much detail as possible in your answers. ENVIRONMENT I run a LEMP ...
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Active Backup for Business external VM

I am currently playing around with "Active Backup for Business" and an esxi Hypervisor hosted EXTERNALLY by "Hetzner", a Cloud provider. My goal is that when one of my servers fail ...
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Error 0x800706BA Restoring Windows Server 2012 from System Image

We've been running Windows Server 2012 in a VMware virtual machine for a few years now. The VM has the OS, apps, and user data on one virtual disk and automated system image backups on another virtual ...
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Are Google Cloud Platform (GCP) persistent disk snapshots a proper way for doing long-term backups?

Let's say I need a long-term backup for a webserver in Google Cloud Platform. I need to have a possibility to access to the state or restore the state of the machine up to 1 year ago. (Weekly ...
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use Test-VHD cmdlet without hyper-v installed role

I wrote a powershell script to have a vhdx image from physical server using Disk2vhd cli with schedule and retention. Disk2vhd doesn't have an exit code so I cannot understand when it works and when ...
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Windows Server Backup Fails: There is not enough disk space to create the volume shadow copy

We have a brand Dell PowerEdge - Windows Server 2012 R2 is running , The server is an Active Directory Domain Controller - two NTFS partitions-C:\ FOR OS : 400 GB - E:\ for data … I connect 1TB ...
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Azure Devops Server 2019 Backup testing

I have created backups using Azure DevOps server 2019 so I want to test the integrity of those backups. by testing I mean check that the backups are valid. I can't check them manually because of the ...
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Bacula - disc backup GFS-scheme "hole"

I have a question about implementing the GFS-scheme with bacula on a harddrive(the deamons already work fine). What I want to accomplish: Every half year i want a full-backup that should be accessable ...
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Rolling Backups of .sql files

I'm having a bunch of docker-containers containing different databases. For every container there is a Jenkins-Job which performs a daily backup of the database as a .sql-file and then zips this file. ...
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Need to resolve issue of Iperius Backup doubling in duration after Server 2019 upgrade

we recently upgraded a server (Dell PowerEdge R720xd) from Windows Server 2008 R2 to Windows Server 2019 (upgrading to Windows Server 2013 briefly in between), all Windows updates have been installed. ...
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How to rotate montly backups of automysqlbackup script?

I just discovered all automysqlbackup are rotated but monthly backup are keeped forever. Is there any chance to rotate the montly backups too? I'm using the default distribution of Ubuntu 64bit 20.04
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Azure SQL MI Backups

SQL MI backups - Yes, a lot of it is a black box but some of it is discoverable but not great from what I've found so far. How do I find out when full backups are taken? Historic information? How can ...
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Is it possible to backup a LVM disk to an external server?

Over the past month I've been putting my mind into how LVM works. The initial thought was that it is very flexible, I was surprised the system could still run while moving the disk to another local ...
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How does the 'stop' mode in Proxmox' vzdump backup tool work?

So i'm currently using vzdump with the parameter --mode stop. In the description it says that the VM gets shut down before the actual backup starts and after the backup has been started the VM gets ...
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rdiff-backup on Windows: source from volume root, ignore $recycle.bin and "System Volume Information"

I'm trying to use rdiff-backup in Windows, using the root of a local disk as a source and a local folder on a different local disk as a destination. rdiff-backup keeps crashing when it tries reading ...
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Cloud mail server with "offline" space, is possible?

I'll exaplain my problem. We have 500 mail address and we are using an online service for mail. So we have SMTP, IMAP and 1GB online space for every address (you can create unlimited adress) If you ...
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Create bash script to upload backup over FTP

im working on my own bash file to backup DB and transfer over ftp. problem is the output is: Could not open file for writing. my code is: DATE=`date +"%FT%T"` DB_NAME="clcl" ...
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Kubernetes: Backup to FTP

I want to backup a Kubernetes cluster using velero. Unfortunately I only have access to FTP backup storage. My idea is to start minio in the cluster and have the FTP location mounted in its data ...
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