89 questions with Windows Server | High availability | Clustering and high availability tags
Windows Failover Cluster IO - Role vs Disk Owner
We have a Windows Server 2022 cluster using iscsi mounted shared disks and running Hyper-V VM's. They have a direct connection with no gateway to the storage array on one nic and the company network on the other nic. When in Failover Cluster Manager,…
Windows Server High availability Clustering and high availability
Windows Failover Cluster Hostname Unreachable for Passive Node
Hi folks, We have a failover cluster setup. We don't have any issues with the cluster or its components but for some reason the cluster hostname is not reachable from anywhere except its active node, even from its passive node. This is an AVG SQL cluster…
Windows Server High availability Clustering and high availability
Remove node
Hi All, I have a Failover Cluster Manager setup with three nodes, all running Windows Server 2019. These nodes are part of an Always On Availability Group for SQL Server. I want to remove Node3 from the cluster. Node3 has already been removed from the…
Windows Server High availability Clustering and high availability
storage replica error (stretch cluster) The requested object could not be found
Hello everybody, we're running a two-node clustered file server. The nodes are virtualized and the storage for the file server is connected via iSCSI. We now extended the failover cluster to a four-node stretch cluster. The two new nodes are located in a…
Windows Server High availability Clustering and high availability
Windows Server 2019 S2D Remove-PhysicalDisk is denied
Hello everybody, at a customer's site still running Windows Server 2019 in a 4-node-Hyper-V-Cluster with S2D, on one hosts 3 (three!) disks failed on the same morning. One was already replaced by the hardware vendor, but neither of the three can be…
Windows Server High availability Clustering and high availability
Registering AlwaysON listener dns name
Hello! Consider the following: I'm creating a new availability group AG_TS with listener name = L_TS as the CNO (Cluster$) had the FC permission on OU with cluster nodes the L_TS$ computer account is created automatically in the same OU In DNS…
Windows Server High availability Clustering and high availability
WFC failover
Hello! I have a two-node WFC which is used for the AlwaysON AG. I'm used to monitor cluster failovers by 1641 events from FailoverClustering source: it usually displays something like "Cluster role "Role1" is moving from NODE1 to…
Windows Server High availability Clustering and high availability
unable to create object Cluster 2022 on active directory
We have a problem creating the Cluster object on our Active Directory. When I try to create the cluster object in the AD, it fails to create. I have created two VMs, one on 2012R2 and one on 2022. The cluster on 2012R2 works very well, but the one on…
Windows Server High availability Clustering and high availability
When copying the file(s), the modification date is changed
Hi, I have a shared drive on my server (Win 2019) that I share among other users. Recently, there was a problem that as soon as users started copying and pasting files to the server, the modification date of the pasted file changed to the current…
Windows Server High availability Clustering and high availability
Slow Live Migration for Linux (Debian 12) VMs Compared to Windows VMs on Hyper-V Cluster
Problem Description We have a 2-node Windows Server 2022 Hyper-V failover cluster. Both nodes host highly available (HA) VMs, including a Debian 12 VM (48GB RAM) and a Windows Server 2022 VM (4GB RAM). While failover works perfectly for both VMs,…
Windows Server High availability Clustering and high availability
Failover Hyper-V Cluster errors
Setup and Infrastructure I have three Microsoft Server 2019 based Failover Cluster having three nodes HP-SRV1, HP-SRV2 and HP-SRV3 This infrastructure was created 4 Years ago from past few month we are getting error and facing "Live Migration…
Windows Server High availability Clustering and high availability
What causes the error message below?
"DTC security settings and firewall settings should be fixed in order to complete the transactions propagation test."
Windows Server High availability Clustering and high availability
E drive is running out of diskspace
I have a Windows 2022 Domain Controller server for which the E drive is running out of diskspace. Via the Treesize program I can see that it is the System Volume Information folder that is filling up with these strange files that take up about 7,2GB each…
Windows Server High availability Clustering and high availability
Server manager and disk manager on Windows server 2022 core
Hello, I'm trying to open disk managment on remote server manager running windows server 2022 Standard core, but I get the following message : "You don't have access privilege to logical disk manager on x.x.x.x" The remote server was added to…
Windows Server High availability Clustering and high availability
Windows Server 2019 Standard - Why does VSS creation call get hung when trying to initiate it within the Windows GUI (under Configure Shadow Copies)?
I have been trying to Configure Shadow Copies and use the "Create Now" option. However, when I select "Configure Shadow Copies," nothing happens. I also attempted to access Shadow Copies through the Drive properties, but it just keeps…
Windows Server High availability Clustering and high availability
How to extend existing storage pool in cluster
Hi, We are trying to extend the storage pool in a Windows Clustered Storage. The "Always On availability groups" feature is enabled on two VMs. This should be automated. The following commands are working on a single SQL Server (not in a…
Windows Server High availability Clustering and high availability
Microsoft Windows 2022 Server with 3 hosts with Hyper V and Cluster but Quick migration works but not Live
We are running with 3 physical hosts with Windows 2022 Datacenter and a Lenovo SAN DE4000. The physical hosts are identical, same physical specs, all drivers, bios,... are updated. Hyper V and Cluster are setup on the servers. Running a Quick migration…
Windows Server High availability Clustering and high availability
all physical disks in storage pool showing status as unrecognized metadata in 2019 windows cluster hosted in azure
Yesterday we patched 3 nodes in SOFS cluster and restarted after that all cluster shared volumes are went offline in storage and S2d pool disappeared. In all three nodes i have verified the storage pool and physical disks status are showing as…
Windows Server High availability Clustering and high availability
Hyper-V VM SCSI-.vhdx issue
Hi, So, before I came on board Windows Server 2022 was installed and a VM was created for our File Sharing services. Only 3 checkpoints have been created (latest is 3 months ago). Everything was operational until Dec 29th when an unplanned back up…
Windows Server High availability Clustering and high availability
Storage Spaces Direct (S2D) - Add Diskless node
Hi, my cluster S2D need more performance (RAM and CPU) but not storage. It's possible add one diskless node ? or remove disks from other servers and add it to new node? Regards