1,138 questions with Windows for business | Windows Server | Storage high availability | Clustering and high availability tags

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3 answers

Cluster "PROTECTED NETWORK" not failover error 1255

During my failover tests, I found difficult problem. When I create a new HA VM (doesn't matter on which node) and disconnect cables from the node this VM is moved to the second one. Good! :) Normal behavior using "Protected Network". When I…

Windows for business | Windows Server | Storage high availability | Clustering and high availability
asked 2022-08-24T05:51:51.947+00:00
Cédric BEAUMOIS 1 Reputation point
answered 2025-10-26T11:52:10.1533333+00:00
sakura yumeno 0 Reputation points
1 answer

Unable to resize a storage tier partition in a S2D after successfully expanding a storage pool

Hello, We have a S2D two-way cluster using 2 different storage tiers and need to expand 1 specific storage tier. We added drives to both servers, added to the specific storage tier sing powershell and they were correctly assigned. S2D automatically…

Windows for business | Windows Server | Storage high availability | Clustering and high availability
asked 2025-10-26T00:24:28.2966667+00:00
Sidney Rocha 30 Reputation points
answered 2025-10-26T01:34:26.52+00:00
Domic Vo 7,830 Reputation points Independent Advisor
4 answers

What's the Network Recommendations for Hyper-V Cluster 2019

Hi, We are going to build a new hyper-v cluster based on windows server 2019 on 4 nodes, each node have 8 10 gb network card we are planning to use NIc teaming and create the following 4 NIC Management Network Live Migration Network …

Windows for business | Windows Client for IT Pros | Storage high availability | Virtualization and Hyper-V
Windows for business | Windows Server | Storage high availability | Clustering and high availability
asked 2020-09-23T13:25:41.017+00:00
Ahmed Essam 211 Reputation points
commented 2025-10-23T17:32:21.6+00:00
Denis Dal Molin 51 Reputation points
7 answers One of the answers was accepted by the question author.

Hyper-v cluster 2022: WARN Cluster Shared Volume 'Volume2' ('Cluster Disk 3') has entered a paused state because of 'STATUS_CONNECTION_DISCONNECTED(c000020c)'. All I/O will temporarily be queued until a path to the volume is reestablished.

Hi Everyone, I am facing quit headeach issue, took many hours for google seaching but still can not fix. It happing in our Production Hyper-V enviroment so impact quite high ultil now. I have 2 Hyper-V Clusters (2 nodes each), both running Windows Server…

Windows for business | Windows Client for IT Pros | Storage high availability | Virtualization and Hyper-V
Windows for business | Windows Server | Storage high availability | Clustering and high availability
asked 2024-03-11T07:43:54.94+00:00
Nguyen Thanh Hieu 61 Reputation points
answered 2025-10-22T21:56:59.45+00:00
Alcides Miguel 0 Reputation points
2 answers

Stretched Cluster Support in Windows Server 2025

Is stretched cluster fully supported in Windows Server 2025, and will this support continue in the future? Is it suitable for production environments? It appears that official information and implementation guides specifically for Windows Server 2025…

Windows for business | Windows Server | Storage high availability | Clustering and high availability
asked 2025-08-01T10:05:31.8633333+00:00
Matej Jenko 0 Reputation points
answered 2025-10-22T18:59:36.2633333+00:00
ScalableQuestions 0 Reputation points
2 answers

Why is there a "User Manager Group" role created automatically after setting up a Failover Cluster?

After installing a Windows Failover Cluster and adding the cluster nodes, I noticed that a new role named "User Manager Group" appears under Failover Cluster Roles. I did not create this role manually, and I am not sure why it was created…

Windows for business | Windows Server | Storage high availability | Clustering and high availability
asked 2025-09-23T04:16:28.3966667+00:00
kedar giri 81 Reputation points
commented 2025-10-21T18:37:28.64+00:00
Alex Pixley 0 Reputation points
2 answers

Event ID 1177 during patching in 2-node Windows Server 2025 cluster with FSW

Hi all, We are running SQL Server 2022 (16.0.4195) with AlwaysOn on a 2-node Failover Cluster on Windows Server 2025. The nodes are patched individually overnight using System Center, one node per night. The cluster uses a File Share Witness hosted on a…

Windows for business | Windows Server | Storage high availability | Clustering and high availability
asked 2025-06-05T10:57:40.0466667+00:00
RoBe 30 Reputation points
commented 2025-10-15T09:39:31.58+00:00
Philipp-7753 0 Reputation points
1 answer One of the answers was accepted by the question author.

Windows server 2019 cluster storage network issue

Hi everyone, hoping someone can help us out with a cluster networking issue. We recently added a third node to an existing failover cluster and are now facing problems with the storage network configuration. We're following this reference pattern from…

Windows for business | Windows Server | Storage high availability | Clustering and high availability
asked 2025-10-14T06:18:47.72+00:00
Gerard de Boer 20 Reputation points
commented 2025-10-15T08:37:52.1533333+00:00
Gerard de Boer 20 Reputation points
2 answers

DFS Replication issue after Disk replacement

Hello everyone, We have configured DFS-Replication for two Windows Server 2019 PCs in a test environment. These two servers have identical HDDs with three partitions , one for the OS drive ( say C:) and two paritions for general use data ( D: and E:). We…

Windows for business | Windows Server | Storage high availability | Clustering and high availability
asked 2025-09-25T06:15:05.4833333+00:00
Researcher 51 Reputation points
accepted 2025-09-25T09:40:33.1066667+00:00
Researcher 51 Reputation points
2 answers

Windows Cluster Failover configuration and Troubleshoot

Hi, HP ProLiant DL360 Gen10 Plus 2 node cluster using daily frequently facing below mentioned issue The Cluster service is shutting down because quorum was lost. This could be due to the loss of network connectivity between some or all nodes in the…

Windows for business | Windows Server | Storage high availability | Clustering and high availability
asked 2025-09-24T16:32:11.67+00:00
Jayakumar D (EXT) / TELC 0 Reputation points
answered 2025-09-25T03:17:01.9633333+00:00
Jayakumar D (EXT) / TELC 0 Reputation points
1 answer

Windows Failover cluster configuration

I am successfully configure the Windows failover cluster, after re-run the cluster validation getting an below Mentioned Error. Validate Resource Status: Validating network name resource Name: Cluster for Active Directory issues. An error occurred…

Windows for business | Windows Server | Storage high availability | Clustering and high availability
asked 2025-09-24T16:45:50.53+00:00
Jayakumar D (EXT) / TELC 0 Reputation points
answered 2025-09-24T18:11:05.82+00:00
Oliver Nguyen 1,400 Reputation points
1 answer

NIC Teaming need to configure the Server after Windows Failover cluster configuration

Hi, I am using HP ProLiant DL360 Gen10 Plus Server, Windows Server 2022 std has been installed and configure in Windows failover cluster 2 node based. There is 4 Nic card 1 Gbps Speed currently using, 2 Nic only active and connected. I Need to configure…

Windows for business | Windows Server | Storage high availability | Clustering and high availability
asked 2025-09-24T16:39:57.7533333+00:00
Jayakumar D (EXT) / TELC 0 Reputation points
answered 2025-09-24T17:43:08.0166667+00:00
Oliver Nguyen 1,400 Reputation points
2 answers

Win2019 Server RDS Cluster gets confused on where its VMs live

We have a two server Windows 2019 cluster for Remote Desktop Services. These two machines are hardware based and they rely on a virtual Windows 2019 server with MSSQL 2019 to control the cluster. Overall these two machines service the cluster fine with…

Windows for business | Windows Client for IT Pros | User experience | Remote desktop services and terminal services
Windows for business | Windows Server | Storage high availability | Clustering and high availability
Windows for business | Windows Server | User experience | Other
asked 2021-03-01T17:09:26.153+00:00
Paul H 11 Reputation points
commented 2025-09-02T08:23:53.16+00:00
Sascha Wodke 0 Reputation points
5 answers One of the answers was accepted by the question author.

best practice on Cluster network

Hi all, We built windows 2016/2019 cluster with only one NIC on two virtual VMs. Is this best practice? should we have two NICs (one for data, one for private heartbeat)? Thank you!

Windows for business | Windows Server | Storage high availability | Clustering and high availability
asked 2021-09-08T15:10:11.043+00:00
John JY 221 Reputation points
edited an answer 2025-09-05T11:16:00.6866667+00:00
DomSs 0 Reputation points
4 answers One of the answers was accepted by the question author.

Failover Cluster in windows server 2012 r2

We want to add a new server in a existing failove cluster and also the connect the iscsi storage. but the disk or volume seem offline and when we want take it online, it shows the error message as the attached picture - " The specified disk or…

Windows for business | Windows Server | Storage high availability | Clustering and high availability
Windows for business | Windows Server | User experience | Other
asked 2022-12-06T07:00:01.403+00:00
Gowrab Das Dip 21 Reputation points
answered 2025-09-05T14:30:37.41+00:00
hudson joaquim 0 Reputation points
1 answer

SQL cluster cannot failover. SQL services cannot start

Hi, I have a 2 node SQL server cluster which cannot failover. The SQL program and DB are located in the shared disk When we try to failover the resource, it cannot auto failover from node A to B. We need to stop node A, manual active all resource in node…

Windows for business | Windows Server | Storage high availability | Clustering and high availability
SQL Server | Other
asked 2024-08-12T04:36:02.9333333+00:00
Chong 871 Reputation points
commented 2025-08-29T20:10:06.7533333+00:00
KARELAX 0 Reputation points
2 answers

Cluster Message

Dear, We have a Failover Cluster. Both Nodes, Windows Server 2016. This Cluster supports a SQl AlwaysOn High Availability!!!. From SQL Tower, they tell us that one of the Nodes does not work!!!. We execute Validate a Configurate Wizard: Validate…

Windows for business | Windows Server | Storage high availability | Clustering and high availability
asked 2025-08-26T01:38:39.8266667+00:00
Lucas Peñaloza 61 Reputation points
commented 2025-08-28T01:09:48.5366667+00:00
Lucas Peñaloza 61 Reputation points
1 answer

CLuster environment. VMs cannot move to Host 2

我有一个Server 2016 CLuster 环境,两台HOST主机连接一台存储,现在有一个问题,HOST2 可以正常上线,但是虚拟机从HOST1 移动到HOST 2后,虚拟机无法正常运行

Windows for business | Windows Server | Storage high availability | Clustering and high availability
asked 2025-08-29T06:36:54.51+00:00
JINGKUN WANG 0 Reputation points
answered 2025-08-30T13:22:41.6433333+00:00
HarryPhan-2691 7,850 Reputation points Independent Advisor
3 answers

windows server 2025 datacenter, cannot add feature Multipath I/O

i got windows server 2025 datacenter and was trying to connect sans drives using iSCSI which seems to be ok however the Multipath I/O was not working, like it was showing multiple drives in disk mgt after connecting so multipath had issues. san is dell…

Windows for business | Windows Server | Storage high availability | Clustering and high availability
asked 2025-09-10T22:54:00.8366667+00:00
Larry 0 Reputation points
answered 2025-09-11T11:47:49.82+00:00
Larry 0 Reputation points
1 answer

Windows failover 2 node Cluster completed Need to configure the NIC Teaming

hi, I am configure 2 node failover cluster in HP- ProLiant DL360 Gen10 Plus Physical Server. Every daily one time Node 1 automatically moved to Quarantine mode stopped cluster in Node 1 it Will automatically resume after some time. Local cluster node…

Windows for business | Windows Server | Storage high availability | Clustering and high availability
asked 2025-09-24T16:25:36.5133333+00:00
Jayakumar D (EXT) / TELC 0 Reputation points
edited an answer 2025-09-24T17:28:38.66+00:00
Chen Tran 3,205 Reputation points Independent Advisor