Questions tagged [failovercluster]

A failover cluster is a group of servers that work together to maintain high availability of applications and services

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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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Cluster Tomcat network isolation

I'm playing with a Tomcat cluster of 2 nodes (A and B). I have configured the 2 Tomcat server to replicate their sessions with a org.apache.catalina.ha.session.DeltaManager and all is working fine, ...
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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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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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34 views

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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91 views

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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36 views

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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53 views

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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318 views

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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91 views

Hyper-V Cluster 2019 suggestion for requirements [closed]

We are planning to purchase nodes for the Hyper-V Cluster which will run on Windows Server 2019. Which chipset you recommend for cluster 2019? What is your recommendation for PCIe Cards? Should all ...
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Failover Cluster Missing Disks

I'm stuck with a weird situation to which i could not find a solution. I Have 3 AWS instances (windows server 2019) joined to a failover cluster and each one of them have an instance store volume ...
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2 node cluster fiber channel storage migration

Inheriting a 2 node 2008R2 active/passive failover cluster running an instance of MS SQL I'd need to migrate the database to a new type storage. Currently each node has x2 2-port HBAs where each has ...
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WinRM connection refused but not to FQDN

I have 2 domain joined servers running a failover cluster and I am trying to get CAU running. However, the readiness test fails because of WinRM issues. Both servers get connection refused when using ...
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40 views

Query to get the failoverCount and lastFailover in a Windows Failover Cluster

Anyone know of a command or PowerShell script to get the current failoverCount and lastFailover datetime in a Windows Failover Cluster? I have a 2-node cluster that doesn't automatically failover ...
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364 views

Windows Server 2019 iScsi MPIO multiple targets

I'm looking to setup a Windows Server 2019 failover cluster with iScsi shared storage (for a SQL Server Always-On instance). The additional requirement is to not have a single point of failure. Let's ...
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On Server 2016, can i set up a cluster and install MDT so that MDT is highly available?

I am tasked with setting up a MDT server for deploying OS to 25000 endpoints. Is it possible for me set up clustering and then install MDT so MDT is HA. I am also planning to host the deployment share ...
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cephfs path on samba cluster not found

I have a ceph cluster running a cephfs. I also have a samba cluster (ctdb) and want to share different folders (lets say projects and plm) on the cephfs. But I can only share the root directory of the ...
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Unable to start a VM with a Shared Disk

We're running Hyper-V 2019 on a 2 node cluster. We have 2 VMs in the Failover Cluster which are clustered together to run a server. This service requires a shared disk. The shared disk is located in a ...
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how to view old events in failover cluster manager

In failover cluster manager > cluster events, i have only for about 12 hour of events. I wish to view older ones or maybe how to make the manager show more than that.
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Enable Windows Failover Cluster With Zentyal Active Directory

currently i have one domain controller with zentyal (Community Edition). And i have 2 node already connected to domain. So i setup Windows Failover Cluster, but i always got failed validate with ...
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158 views

Validation Failed On Windows Failover Cluster Access Denied

i have 2 node will be setup windows failover cluster. every node already connect to Active Directory. when i validate on windows failover cluster, still failed on List Disk error message like this
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253 views

How to repair corrupted Windows Failover Cluster service?

On one of the server nodes, the failover cluster got corrupted due to virus. It's not showing up in the services. However, I can still see the required files and folders are present on the disk as ...
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525 views

Windows Clustered Shared Volume IOPS

Quick question. I'm reviewing the IOPS for my CSV, and im confused about the Cluster CSVFS\Reads/sec counter. I aligned Physical Disk\Disk Reads/sec (for the CSV disk) with Cluster CSV File System\IO ...
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How to sync AlwaysOn AG in primary site with AlwaysOn AG in DR?

The primary site has 2 database servers connected to a SAN. both nodes running on SQL server 2016. Both the servers are configured to function as an always on availability group as opposed to a Fail ...
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29 views

PCSD simple Master/Slave will not fail master over

I am trying to write a trivial pacemaker Master/Slave system. I created an agent, it's metadata follows: elm_meta_data() { cat <<EOF <?xml version="1.0"?> <!DOCTYPE ...
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Wildfly service not started on wildfly slave while joining it to wildfly domain controller

Facing issue while trying to join the slave to domain controller in wildfly domain. Doesnot seem like authentication issue. Can anyone help me out. 12:21:33,809 ERROR [org.jboss.msc.service.fail] (MSC ...
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Is it possible to create HA cluster on MacOS Catalina?

I couldn't find a documentation on configuring HA on Mac OS (Catalina). There's an application called Mac OS Server but the documentation doesn't talk anything about HA rather it looks to be an ...
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Monitoring Windows Failover Cluster with Enterprise Manager

I'm trying to monitor SQL Server instances on a 2 node active/passive windows failover cluster with Enterprise Manager. Oracle gives the following steps: -Install local agents on both nodes. -...
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Generic Service role on a Windows Failover Cluster - Destination Host Unreachable and Request Timed Out

I'm trying to setup a Generic Service role on a Windows Failover Cluster in Azure. The below is the setup: Cluster: 2 Nodes, 1 Cloud Witness VNET: 10.0.0.0/24, dcsubnet: 10.0.0.0/26, nodesubnet: ...
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Clustered MSMQ in AWS with Overlay IP Address

Does anybody have any experience using a clustered MSMQ service in AWS where the cluster spans availability zones? I am currently trying to get that to work with not much luck. The issue I have run ...
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50 views

dual ISP firewall cluster in linux

For the past couple of weeks i have been trying to figure out how to make firewall cluster, each having different ISP. I have found few guides on how to do it with one ISP using technologies like ...
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397 views

HA Cluster with PCS

I am using Ubuntu 18.04LTS. I can't seem to figure out why this cluster will not work. I believe the Corosync service is not starting. I started out with sudo pcs cluster setup --name cluster_test ...
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What is meant by Multi-Cloud Clustering? Can anyone help me in understanding it in detail? Any helpful articles will be highly appreciated [closed]

Can someone help me in understanding what Multi-Cloud Clustering is? How can it be done and which are the best options for Multi-Cloud Clustering in the market today? Thanks.
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Add 3rd server with pglogical replication to a 2 server cluster with stream sync replication and failsafe with patroni

I have 3 servers with Ubuntu 19.10, PostgreSQL 12.2 and Patroni 1.6.4 and I would like to have the following setup: I want to have two servers with synchronised replication and I want to add a 3rd ...
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307 views

Windows 2016 Server Core - Add node to a SQL Server Failover Cluster (NOT Working)

2016 Server CORE. Add node to SQL server 2019 Failover Cluster. Steps were taken: Added the server to the Failover Cluster I found this page, Install SQL Server from the Command Prompt which is ...
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44 views

Two Failover Nodes With the Same Disks, Is it Ok to Remove the Old Node?

Recently we've had a file server recreated with the same disks. The new server newfs1 was created with the same exact disks, same path, same disk; as the old file server oldfs1. Both servers are in ...
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You do not have administrative privileges on the server Failover Cluster

I am trying to setup a 3 node Failover cluster in Azure. The below is my configuration: Region: West Europe VM Size: Standard D2s v3 Storage: Premium LRS Data Disk: 2 numbers, 128 GB OS Disk: ...
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45 views

SAN volumes not showing in new cluster

Some background.... We have Two hyper-v hosts running server 2012r2 with a number of guests. Msa1040 SAN with two disk pools The hosts are a two server cluster The two hosts connect to the san via ...
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137 views

GuestVMs in a different VLAN than host in a HyperV Failover cluster

I'm smashing my head against a wall. I can't seem to get my guest VMs to use a different VLAN than my host machine. I have a 2 node Hyper V cluster(2016). Each node has 2 10Gig NICs in a Team. This ...
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WINS on a Windows 2016 cluster

Our client is still tied to WINS (let's not get into the whys and wherefores, its just the way it is) but we need to update the clusters that WINS is running on from Windows 2008R2 to Windows 2016. ...
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66 views

Public service failover in a cluster

I'm getting started with physical server clustering, and have plans for a 3 node hyperconverged oVirt setup. I currently deploy all my apps and sites on VPSes and API-provisioned cloud instances. I ...
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68 views

Exchange 2013 DAG - where to place witness server?

We have a setup with two Exchange 2013 servers (EX01 and EX02, every with all roles) in DAG on the single site. DAG is only for failover purposes. I'm planning to move one server to the second ...
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1answer
3k views

Where can I find the “Create Computer Object” Permission in Windows Server 2016?

I'm trying to prestage the cluster name object for the cluster I'm creating. I'm looking at the steps provided here (https://docs.microsoft.com/en-us/previous-versions/windows/it-pro/windows-server-...
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“0x0000009E” Stop error when cluster node crashes in Windows Server 2012 R2

Full Memory Dump: https://pastebin.com/spkLeVYL Crash message is: USER_MODE_HEALTH_MONITOR (9e) One or more critical user mode components failed to satisfy a health check. Hardware mechanisms such ...
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58 views

Domain-joined Windows 10 Hyper-V VM reboots after RDP session disconnects

I have several Win10 VMs set up in Hyper-V on Server 2012 R2. The server participates as a node in a failover cluster. The VMs are Roles in the cluster. These are new VMs with fresh installs of ...
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117 views

Creating Windows Cluster with Powershell

I have a Windows cluster provisioning script. I am not able to execute the New-Cluster command as Administrator. It says that the user should be a domain user to be able to execute the command. I m ...
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How touse iSCSI HA with Windows Server [closed]

I have one Windows Server 2012 standard, one Windows Server 2016 standard, two QNAP. We planning to store all files in QNAP and create VM in Windows Server for clustering. We want to have high ...
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1answer
3k views

Storage Space Direct : SMB error

So we've got this 4-node Storage Space Direct (S2D) cluster, working for more than 1.5 year without any major issue. The OS is Windows Server 2016. Firewall down for all profiles No antivirus ...
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1answer
62 views

Hyper-V cluster migrations / vSAN software

We’re in the process of performing a large physical-layer upgrade with our hypervisors and I am looking for some advice regarding our proposed configuration and VSAN Software. To break things down, ...
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371 views

Windows Server Failover Clustering - cannot choose desired subnet when creating

I'm setting up a new WSFC cluster, intended for SQL HA, but that's not actually important as yet. Node A has: An IP in Subnet 1: this is where the machine's "primary" IP is, set by the hoster. An ...

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