Questions tagged [failovercluster]
A failover cluster is a group of servers that work together to maintain high availability of applications and services
435
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Failover configuration using two machines for Angular/Django/MySQL
Using only two physical machines, how can one establish a failover configuration using nginx for a web app that is built on angular, django and mysql.
If any of the software components such front-end, ...
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Multiple Quorum Disk Witnesses in Windows Failover Clustering?
I believe that I have a need to have 2 separate disk witnesses, but am having trouble finding anything that gives any advice or shows any examples. If anyone can provide some constructive advice, I ...
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Access denied error when bringing a Windows failover cluster role back online after long downtime
I have a two node failover cluster running SQL Server 2016 (Standard) using Availability Groups (DB1 and DB2). I turned DB2 off as a cost saving measure for COVID by switching all the roles to DB1, ...
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Adding IPv6 address to Windows Failover Cluster yields empty SMB share
I have a Windows Failover Cluster set up with a file Server. There are two nodes and two networks.
Network 1 used for LAN SMB access and Network 2 used for private SMB storage for a bunch of Hyper-V ...
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3
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Virtual active directory on disk storage - good practice
I have come here to ask a question that is bothering me. What is the best way to virtualize Active Directory when I have two physical servers and a disk array.
I know that I need at least two domain ...
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Azure datacenter 2019 failover cluster unresponsive after reboot only when shared disk is assigned CSV
We're seeing some really strange behaviour with a 2 node cluster on azure 2019 datacenter. We didn't see the issue right away but at some point it started happening and now we can repeat it.
We have ...
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How to get an IP address for MS SQL Cluster network configuration?
I just started a new internship and have been tasked to set up a SQL failover cluster. They gave me 3 virtual machines to use and when I started I knew nothing. I've been doing a lot of research the ...
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148
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Failover all cluster roles at once
I'm setting up a failover cluster on Azure 2019 VMs. I've got to set up both a file server and a generic service. Ideally I'd like to always move them both to the same node rather than having to do ...
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Unzipping to general file share is slow on azure shared disk. Clustered windows server 2019
I have a file share server running on an azure VM cluster.
Copying already existing files to the file share gets really good speed. Averaging about 60 MBps. So if I copy a file from a local machine ...
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Add Node to Fail-over Cluster Failing to Communicate over 3343
We have an existing Windows 2012 2 node cluster with file witness, but are replacing them with 2019 servers. So we can just reuse the existing cluster object, we're adding the 2019 servers to the ...
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SQL Always On Failover Cluster Issues
We have created an Always on SQL Failover Cluster. There are 4 servers in the cluster, 2 on one subnet and 2 on another.
FAILOVER CLUSTER (172.16.82.22 OR 172.16.92.22)
SQL AVAILABILITY GROUP
LISTENER ...
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327
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Microsoft Storage Powershell Module 'Get-Disk' doesn't list disks when Failover-Clustering is installed
I have 10 disks on a Windows 2016 Server. If I have the Windows feature 'Failover-Clustering' installed, the Get-Disk cmdlet only reflects two disks - even when the server is not yet part of a ...
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2
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Errors about Making Failover-Cluster on Hyper-V with Win-Server-19 on Powershell
Good day. On my working have task to make Cluster incide cluster on Hyper-V.
Started to do this. Made 3 virtual PC on Hyper-V, download Failovering cluster by command:"Install-WindowsFeature ...
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How can I permit a client to transparently connect to a redundant server in a failure scenario?
Is it possible to set up two (or more) redundant servers (TCP/IP socket server) such that if one is unavailable the other responds? I don't know how to set this up to make it transparent to a client ...
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Restrict WFCS Cluster Shared Resource to certain nodes
I have 2 CSV resources on a single WFCS cluster that spans to both Primary and DR data centers. The CSV is getting shared with all the nodes in the cluster. Ideally, I want the Primary CSV should be ...
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Can't mount a NFS share on File server rule running in Windows Failover Cluster
On Microsoft Windows Failover Cluster (Windows Server 2019 Datacenter) I've created a File Server role and created a NFS share (similar to how it's described in these instructions). The idea was to ...
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Java Generic Service in Windows Failover Cluster
I created a JAVA-backend in spring boot and configured it as Windows Service. The purpose of the service is to serve REST API.
For instance, to list users, we need to call: localhost:8090/users
I want ...
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146
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Clustered Scheduled Task
I want to create a clustered schedule task in Windows Failover Clustering, as you know those tasks appear in Task Scheduler GUI under Failover Clustering folder. Is there any way to specify the folder ...
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How can i get a virtual machine in Hyper-V to carry on running in failover cluster. 2 Nodes, Server 2019
Forgive me if I am missing something obvious but I am very new to servers and failover clustering. I haven't found a question that quite answers what I am looking for yet.
My goal is to make a VM run ...
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792
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Poor Cluster Shared Volume performance when node is not CSV owner
We have a 5 node Windows Server 2016 Failover Cluster setup using an HPE Nimble as shared storage. We're using the cluster for Hyper-V. All virtual machine VHDXs are stored on the cluster shared ...
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How to move PAM from DR to primary machine without any downtime?
My environment is :
Primary site : 2 MBX and 2 CAS -- fsw \srv01\dag
DR Site : 1 MBX and 1 CAS --alternate fsw \srvdr1\dag
my question is : I want to move primary mailbox node (pr-mbx-01 )...
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444
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Stretch Cluster File Server with Storage Replica - Partnership not reversing on failure simulation
First off, sorry if this is the wrong place to post this.
I have a Storage Replica setup running in a MSCS Stretch Cluster configuration, two sets of two VMs with each set running on a separate ESXi ...
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Mixing server models in Hyper-V Failover Cluster
Does anyone have experience with a heterogeneous blend of servers in a Hyper-V failover cluster? We have a cluster with blended generations of Proliants (DL360 G9s and DL360 G10s), and I'm ...
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127
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What is the bottleneck of my HP MSA? Is it intended for a CSV at all?
I am an apprentice at a company in Switzerland.
We have a testing / learning environment for us, which consists of multiple physical servers.
There are two physical Microsoft Hyper-V servers that are ...
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How to set SQL-Always-On in Kubernetes Linux container?
I raised 3 pods of SQL servers in Kubernetes:
1 as a primary DB
2 others as Secondary DBs
I want to set SQL-Always-On feature between those 3 DBs in a way that:
In SSMS the 3 DBs will be "...
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2
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1k
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Validate Switch Enabled Teaming Configurations Cluster Validation Failure
Setting up failover Clusters using windows Server 2022.
Both nodes are server 2022 fully patched.
Both nodes are running on VMware ESXI/vSphere
Validate Switch Enabled Teaming Configurations
...
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1
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261
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Pacemaker/Corosync: how to emergency-shutdown all resources (VMs qemu/kvm)
Good morning everyone -
Running a 6 node Pacemaker/Corosync cluster with lots of productive qemu/kvm VMs on it, we were wondering how to best do an "emergency shutdown" of the whole lot, ie. ...
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462
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File Server Cluster with shared storage - options for storage
We would like to build two-node File Server Cluster with Shared Storage on VM. The issues is that our vmware set up doesn't support disk sharing.
File server cluster must be available all the time of ...
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Identifying current main DHCP server
There are two DHCP server of the same IP address example.(10.100.9.12 and 10.100.9.13).
The gateway, subnet mask, and DNS is the same.
The current DHCP are running on Vlan9.
Is there any possible way ...
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511
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MS SQL server 2019 failover cluster - Event ID 18456, Login failed for user 'domain\server1$'
New MS SQL server 2019 installation on Windows Server 2019, failover cluster role enabled; fully patched Windows, SQL 2019 CU 11.
Nodes:
server1 - 10.10.10.1
server2 - 10.10.10.2
Instances:
sql1
sql2
...
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126
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Orphaned Domain in Windows Forest - Unable to Connect to Cluster in Hyper-V Failover Cluster Manager
Have a question here that pertains to an orphaned domain, specifically trying to connect to a Hyper-V cluster in Failover Cluster Manager.
We have a Windows forest with a root domain of domain.tld. ...
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2
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3k
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Bring Windows Failover Cluster On-Line with only One Node
I would like to set a policy such that my Failover Cluster will always come into service, even if only one (of the two nodes) is available.
Background: I have only two nodes in the cluster, plus a ...
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394
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Error adding a new node to Windows Failover Cluster Service - Parameter is incorrect
We are trying to add new nodes to an existing Windows Failover Cluster (WFCS). When we run the Add Node wizard in Failover Cluster Manager, or run the Add-ClusterNode in PowerShell, we get the same ...
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Windows Failover Cluster With SQL Server
We are moving away from using VMWare over to Windows Failover Cluster (version 2019) to host our company services. I have successfully configured WFC and have a few Virtual-Machine roles running along ...
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560
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NetFT - Validation Failed - SMB Network Path Not Found
Two new Windows Server 2019 Datacenter edition servers setup in a Failover Cluster, cluster validation is failing at 'Validate CSV Settings' as follows:
Validating Server Message Block (SMB) share ...
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765
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Trying to use keepalived for failover and forwarding but getting "Keepalived_healthcheckers[1706]: TCP socket bind failed. Rescheduling."
The goal is to get two different CentOS 7 VMs with keepalived installed to perform failover with VIP 192.168.1.11 and also forward the http (to become https shortly after this works) traffic to a ...
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Windows 2016 cluster validation test fails - Why isn't my server listening on UDP Port 3343
Getting a failure message similar to this
Network interfaces s-test-01.assemblyni.gov.uk - LOM1Port1_Mgmt and s-test-02.assemblyni.gov.uk - LOM1Port 1_Mgmt are on the same cluster network, yet address ...
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Failed to map guest I/O buffer for write access with status 0xC0000044 Hyper-V-StorageVSP Event ID 8
Full Error information:
Error 8/9/2021 10:35:11 AM Hyper-V-StorageVSP 8 None
Failed to map guest I/O buffer for write access with status 0xC0000044. Device name = d:\vms\servername\virtual ...
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Windows server failover clustering dependencies
I have 3 servers which with the following processes:
Server 1: 1 process
Server 2: 4 process
Server 3: 1 process
What i need to configure after a failover is the following :
On server 2 start the ...
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2
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High availability VM Windows server [closed]
How can I create a highly available VM running the Active directory role and DNS role. If one server goes down I would like it to fail over to the other node where clients within the domain will still ...
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3k
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Windows Server 2019 2 node failover cluster offline after some reboot
I have 2 windows server 2019 on VirtualBox. I have configured the failover cluster and it's working. I'm testing the failover and failback.
These are the steps I have done after completing the ...
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Windows Disk Event 11: 'The driver detected a controller error on \Device\Harddisk1\DR1.' for all offline Cluster Storage Disks
I'm using several Windows Server 2019 Clusters (e. g. Hyper-V, File Server). On all machines that have clustered roles, I get the following errors (with different harddisk numbers):
Log Name: System
...
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569
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Cluster network name blank in SQL cluster node configuration (setup exit with “Error code 0x84C00001”)
I created 2 nodes fail over Microsoft cluster Windows 2016. On the node 1 an SQL 2014 server clustered has been installed, the new role is working and is online in the cluster management console.
Now ...
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583
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Mac address flapping during VM migration in WSFC
I am trying to troubleshoot an issue with our servers on a customer network. We do not support the network infrastructure.
For example, I have 2 nodes(WS2019) in the Failover Cluster. Each NODE have 2 ...
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45
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Stop Cluster Group without PowerShell Module and WinRM
We have a requirement in our team to use a PowerShell command to stop the Cluster Group without using the FailoverClusters Module or any module.
Also, the requirement is not to use WinRM/Port 5985. I ...
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159
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GlusterFS - Define Failover Cluster
I am currently planning the storage infrastructure for our new application. Since performance is a big and important item on our list, I want to use SSDs for the production environment. We sell a ...
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788
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Can't reach File Server Cluster by DNS name
I'm trying to set up a file server cluster so that it can be accessed by a standard DNS name on our domain. I've got a DNS A record set up, pointing app.clusters.ourdomain.com to the cluster service ...
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Problems accessing shared folder in Windows clustered file Server 2008 R2
Firs of all I need to apologise for my poor technical and language skills.
I will try to describe a problem as detail as I can.
There is subnet 172.16.10.0/24
In this subnet I have 3 servers 1 storage ...
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1
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702
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Print Server Redundancy in VMware ESXi
I'm having a challenge figuring out the best way to get the highest possible uptime on my 2 print servers.
The best solution would be if one of the servers function as my primary print server, and the ...
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2k
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Can't Live Migrate or move Hyper-V VM
we have a two-node Server 2019 Hyper-V cluster with an SSD SAN providing the shared storage.
I'm in the process of trying to update the host servers with their windows updates.
I planned to move all ...
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