Questions tagged [migration]
The process of moving one system or service from one location or model to another.
1,260
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Can't promote Windows 2025 server to domain controller
Hello Windows Server folks,
I'm in the process of working on doing Madame Gazelle’s migration from Server 2019 to Server 2025 and am having trouble.
I have a Server 2019 Essentials which is the only ...
0
votes
0
answers
82
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Mailbox cannot be found after migration to Exchange Online
First I should describe our situation a little bit. We have 2 different domains. Let's call them contoso.com and contoso2.com. Previously we only had contoso.com but there was internal conflict and ...
0
votes
1
answer
37
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Data migration between postgresql-9 and postgresql-11 [closed]
What is the best way to migrate postgres-9 database with size of hundreds GB to postgres-11 ? I'm afraid that third party tools will take too long to do this.
0
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1
answer
31
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Migrating API and DB to a new server
Please bear with me as I am not well-versed in devops.
I have a production server with a database, landing page, and API hosted at a domain - https://a.com and https://api.a.com
I set up a clone of ...
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0
answers
33
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Error migrating server Openstack host different than nova server
A migration of an instance failed. Now in nova, the host is in host A while in virsh the running instance is in host B.
How can I set in nova, because openstack is showing in error state.
0
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1
answer
137
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How do I create a replacement root CA without migrating old certificates?
Expanding on my post here: How do I fix missing or multiple CA certificates causing chain issues?
I believe the issue above is that there are missing root CA certs in the CA itself and group policy ...
0
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0
answers
44
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Can't connect instance that is migrated to AWS
I am migrating Azure instance to AWS, I migrated it successfully but when using EC2 instance connect or doing SSH using key pair I am unable to login. How can I resolve this issue?
Steps I Followed
...
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4
answers
3k
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2012 R2 Domain Controller migrate to 2022 STD
I know there are already topics of this nature on the board. I have a quick question on the 2012 R2 DC.
My setup contains three 2012 R2 Domain Controllers. One Primary, and two backup DCs.
I want to ...
0
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1
answer
286
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docker throws 'cannot mount volume over existing file' when running an exported image
I am trying to get a set of containers/images (from https://github.com/OHDSI/Broadsea) on a machine without access to the internet, so compose will not work.
I am following the steps in this answer ...
0
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0
answers
51
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Migrating VPS Windows Server 2012 R2 system (settings, applications, ...) to Windows Server 2016
Need to upgrade Windows Server 2012 R2 host on VPS cloud provider to Windows Server 2016.
I cannot do it in-place. The only way to upgrade is to backup the system somehow, reset the VPS with new ...
0
votes
0
answers
905
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Error: A specified logon session does not exist. It may already have been terminated. (Exception from HRESULT:0x80070520)
As part of my job, I need to migrate an IIS server but I'm currently running into a problem.
I have a source server where there are two sites/apps and my destination server which is "blank" ...
0
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1
answer
532
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Changing name/ip of Domain Controller/DNS/DHCP Server after migrating from 2012 to 2019
We are prepping a migration of our AD server (DNS/DHCP/Print/Azure AD Connect) from 2012 to 2019. I can't find a definitive answer on changing a DC's ip/computer name post-migration.
Prep:
spun up ...
2
votes
1
answer
100
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Azure NFS migration from on prem NFS
Context: We are working on a data migration project involving the synchronization of data between an on-premises NFS filesystem and an Azure NFS-based file share. The goal is to ensure a seamless ...
2
votes
0
answers
80
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Docker Postfix Admin bulk aliases, custom maps, and custom config files
I'm in the process migrating my bare metal postfix implementation over to docker to essentially upgrade my old box to a more docker/vm-centric server and hopefully add virtual domain support. I'm ...
1
vote
0
answers
201
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Migrating to another AD domain/forest: advice needed on handling of GPO-based software installations and existing file shares
We have been administering 3 AD 2019 servers serving around 150 Windows 10 clients, in a single AD domain. As part of an organization merging, a single AD domain will be created and a task to migrate ...
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answers
115
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AWS application migrations service MAC address?
I want to migrate a on premise license server to aws using lift and shit of aws. There are couple of license server softwares running on server which are tied to MAC address of server. Software's are ...
0
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1
answer
141
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Suggestions on the best way to migrate to a new server
I have an OLD server (Windows server 2012 R2) and a NEW server (Windows server 2022).
Old server is a bare-metal Domain Controller Server and the New server is a VM. I am planning on migrating to the ...
1
vote
1
answer
2k
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Leapp upgrade : no matches found for the following disable plugin patterns : subscription-manager
I’m trying to elevate from CentOS 7.9 to Alma8. I’m following the official guide, but I’m stuck at leapp upgrade. I have the following error :
STDERR:
No matches found for the following disable plugin ...
0
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0
answers
39
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Recommendations for a small O365 tenant-to-O365 tenant migration?
My (small) team manages the technology for a small college (~600 students), including the college's existing Office 365 tenant. We recently acquired another small college (~125 students) which came ...
1
vote
1
answer
11k
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Migration from Server 2012 r2 to Server 2022
This is the first time I will have performed an upgrade of this scale (moving all of our 2012 r2 VMs to 2022) and the Microsoft documentation I've read had details on in-place upgrades. I understand ...
0
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1
answer
141
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Customizing capability in migrating pod security admission
From my understanding, in the pod security admission(PSA), there is no customization feature. We can only select one of the security levels (privileged, baseline or restricted)
Now, there is a pod ...
0
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0
answers
21
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Migrating Mongo within VPN to Azure cosmos fails
I'm working on migrating my Mongo database to Azure Cosmos. I'm using the MigrationMongoService Azure Database Migration Service but when I create a project, it fails because of connectivity problems.
...
0
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0
answers
675
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LDAPS, Certificate Authority, and Domain Controllers
I have a domain environment with 4 2012 Domain Controllers that I am working on replacing with 4 new 2022 domain controllers. I have some questions regarding how the CA works when issuing certificates ...
0
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1
answer
90
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Migrating server and backup server to bigger RAID 1 (software) arrays
I have 2 boxes. The server (actually an ownCloud server) and a backup server. Both are running Ubuntu servers.
The main server has a RAID 1 array of 2x2TB drives.
The backup server has a RAID 1 ...
0
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1
answer
635
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How to migrate from one VPS to another
Yo, so I need to migrate server from one VPS to another with exact copy of a system with all users, database data and etc. I have image of source VPS but suddenly hosting doesn't provide ability to ...
0
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1
answer
612
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How to migrate User Data to OneDrive without granting administrators permissions
Performing a migration of all users "personal" files to OneDrive and I'm quite new to this all.
My small organization is in the process of migrating to SharePoint and OneDrive, and our Users ...
0
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2
answers
1k
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Exchange 2019 Migration - Mailbox Migrations
We're migrating from 2013 to 2019 and so far everything is going well. I've moved a good set of our user mailboxes with no issues and connectivity, mail flow, etc.
What I keep running into is these ...
1
vote
1
answer
752
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Migrating file server with Windows Deduplication by switching disk
I'm migrating a bunch of large file servers to new Windows VMs as a way of updating the OS, planning on switching the virtual disks over and exporting/importing the lanman share registry and retaining ...
0
votes
1
answer
135
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Openstack nova cold migration failing on rocky 9 due to sftp subsystem error
I have deployed a multinode deployment of OpenStack using kolla ansible (deployed following the openstack deployment guide) on 2 rocky linux 9.1 machines. When attempting to migrate one instance ...
2
votes
0
answers
74
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How to make an ACI for users that are `roleOccupant` in an `organizationalRole`?
In OpenLDAP I had an access rule using users that are roleOccupants in a specific organizationalRole like this (the example is just a fragment):
olcAccess: to * by group/organizationalRole/...
0
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1
answer
851
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Associate old domain user profiles/files to accounts on new domain
I have 2 domains, A and B. We are migrating our user profiles and computers from A to B using ADMT. Our test accounts and machines migrate fine, however the only issue is that it updates the SID, so ...
1
vote
1
answer
417
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Moving linux server from ARM to x86
I've got a RPi LAMP server; Apache alone drives our Nextcloud, Zabbix, Prestashop, Guacamole and few other - we're unhappy with the performance as my 1GBit fiber is wasting on RPi(only 100Mb/s) and ...
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1
answer
66
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How to migrate Azure server including IIS sites with the same name, different DNS
We currently have a Classic VM whose IP is directed by the DNS subdomains app.mydomain.com and api.mydomain.com. The IIS server has configured the sites app.mydomain.com and api.mydomain.com. Any user ...
1
vote
0
answers
30
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OneDrive, can you migrate shared locations from one computer to another?
We are migrating users to new computer, and they have around 10 different SharePoint sites. Is there a way to copy the settings to a new computer, without manually doing so.
I've looked at Computer\...
0
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2
answers
67
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Change host & nameservers at the same time
I am about to move hosts for my website. I need to change the nameserver (Siteground -> Cloudflare) as well as edit the A-record so that it points to the new host (SG -> Cloudways).
Since I have ...
0
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0
answers
6k
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Migrating Windows Server 2012 to NEW 2019 Server
I need to migrate a clients Windows 2012 server to a new hardware server with Windows 2019. The old server is a domain controller and also a file server. I have already stood up the new server with ...
2
votes
2
answers
7k
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Using DD to clone a 600GB drive using SSH to remote location with only 60 GB of allocated data [server migration]
Please, excuse my horrible english. I'm triyng to find the way to clone a HDD server to a remote destination location, using SSH and, if possible, compress data on-the-fly to minimize unnecessary data ...
0
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0
answers
120
views
SHA512-CRYPT MariaDB passwords migration to DynamoDB
I used to run my mail server's DB in MariaDB (10.5.16) on-prem on Debian 10. I've now migrated this to RDS, however I would also like to try and migrate to DynamoDB.
Most of the data is plaintext, ...
0
votes
1
answer
117
views
How difficult is to migrate from Windows to Linux without any experience with Linux? [closed]
I have an immense background with Microsoft Windows Server (from Windows NT to the latest server editions), but now I am forced to move some services off Windows Server platform to reduce hosting ...
0
votes
2
answers
6k
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How to increase the size for /dev/mapper/centos-root without data loss
I am running a virtual server, and the provider added extra diskspace. However, I need to somehow increase (merge) the existing disk (has data) and the new disk (empty).
how to increase the size for /...
0
votes
1
answer
742
views
DMS ignores rule to rename column that was just created
I'm using DMS to create an on-going task that will deploy data from my production database to the development one. However, the PII must be masked so I'm creating a set of rules to do that.
It's ...
0
votes
2
answers
1k
views
How do I migrate my Exchange 2016 from Windows Server 2012 R2 to Server 2016?
I have Exchange 2016 CU22 installed on a Windows Server 2012 R2 Hyper-V VM. I need to migrate that Exchange to a Windows Server 2016 VM. There are about 80 mailboxes totaling about 1.2TB. We have ...
0
votes
1
answer
325
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How should I migrate a zfs pool to Windows Storage Spaces?
I have a single hard drive that I want to migrate to Windows Storage Spaces ReFS file system for better Windows compatibility. Obviously copying all the data to another disk and back is a last resort; ...
4
votes
2
answers
1k
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Migrating Ubuntu 18.04 LTS from hyper-v to ESXi
I'm trying to migrate a Ubuntu server 18.04 from hyper-v to VMWare VCenter 7.0.2. I found out after the fact that 18.04 is not supported by the VCenter converter 6.2. Is there anyway to successfully ...
0
votes
1
answer
449
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Migrating Old Active directory Forest with two domains
We have single AD forest with two domains as follows:
Domain A:
Contains nearly 30 servers (7 physicals and 23 VMs) all hosted on Microsoft Hyper-V server
Nearly 500 Active user accounts
A huge file ...
1
vote
3
answers
1k
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Alternatives to vMotion for moving virtual machines to a different Datastore
The company i work for is running a small virtual environment and has several virtual servers on 2 different ESXi hosts managed by a vCenter, for reasons relating to backup verification i need to make ...
0
votes
2
answers
207
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How to delete a domain from a Domain Controller, but keep the subdomains?
If I have a domain : corporate.com
With 3 subdomains :
dev.corporate.com
voice.corporate.com
vpn.corporate.com
How can I delete the top domain, but keep the 3 child zones?
Specifically for Windows ...
0
votes
0
answers
1k
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DHCP server not dynamic updating DNS across multiple domains
I am in the process of migrating from an old single label domain to to a new domain on a new server. I have just switched over to the DHCP server on the new domain however, computers still on the old ...
2
votes
1
answer
7k
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How to Properly Migrate Active Directory Certificate Services
I have Active Directory Certificate Services installed on a Windows 2016 domain controller. We plan on spinning up Windows 2019 instances to replace our 2016 domain controllers. We have one DC with ...
0
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1
answer
40
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Correct order of tasks for WSE 2016 domain migration?
Some background:
I had a standalone non-WSE 2016 server (SERVER3) that contained a single-domain Active Directory forest (as well as the FSMO roles, of course).
I clean-installed a new WSE 2016 ...