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Failover Clustering
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2,531

New Cluster-Wide Control For Virtual Machine Live Migrations In Windows Server and Azure Stack HCI

Steven Ekren on Jan 05 2023 09:57 AM
NEW! cluster wide property that will make it easier to set and manage the number of parallel live migrations across the ...
21.7K

New features of Windows Server 2022 Failover Clustering

John Marlin on Sep 01 2021 01:02 PM
In this blog, I will be giving an overview of the new features in Windows Server 2022 Failover Clustering.
12.9K

Failover Clustering in Azure

John Marlin on Jul 16 2021 11:38 AM
This article discusses the new features in Windows Server 2019 and beyond when creating a Failover Cluster in Azure and ...
9,719

Security Settings for Failover Clustering

John Marlin on Jul 13 2021 03:35 PM
Its not widely published out there but there are several security settings added to Failover Clustering. The first is th...
34.7K

Failover Clustering Networking Basics and Fundamentals

John Marlin on Sep 23 2020 06:16 PM
It’s time to head to the archives and dust off some old information as they are in need of updating. In this blog, I wan...
6,593

Talking Failover Clustering and Azure Stack HCI Ignite 2019 Announcements

John Marlin on Nov 18 2019 12:03 PM
Microsoft Ignite 2019 at the Orange County Convention Center in Orlando, Florida was a huge success with approximately 2...
42.8K

Windows Server 2019 Failover Clustering New Features

John Marlin on May 13 2019 03:10 PM
This blog outlines and demos a lot of the new features available for Windows Server 2019 New Features
28.9K

List of Failover Cluster Events in Windows 2016/2019

John Marlin on Apr 12 2019 12:01 PM
It's been a long time coming, but it is finally here...
22.6K

Optimizing Hyper-V Live Migrations on an Hyperconverged Infrastructure

John Marlin on Apr 04 2019 02:32 PM
Optimizing Hyper-V Live Migrations on an Hyperconverged Infrastructure
51.1K

So what exactly is the CLIUSR account

John Marlin on Mar 26 2019 08:37 AM
Starting with Windows 2012 Failover Clustering, we introduced the CLIUSR account. This is a local user account used by c...
36.8K

No such thing as a Heartbeat Network

John Marlin on Mar 25 2019 03:49 PM
We continue to here about configuring a "heartbeat network". This blogs will explain that ther eis no such thing.
60.7K

Windows Server 2016/2019 Cluster Resource / Resource Types

John Marlin on Mar 15 2019 03:17 PM
First published on MSDN on Jan 16, 2019 Over the years, we have been asked about what some of the Failover Cluster resou...
4,108

Microsoft Ignite 2018 Clustering Sessions available

John Marlin on Mar 15 2019 03:17 PM
First published on MSDN on Nov 01, 2018 For those who attended Microsoft Ignite 2018 in Orlando, Florida, we thank you f...
8,328

Cluster Sets in Windows Server 2019 - Hyperscale for Hyperconverged !!

John Marlin on Mar 15 2019 03:16 PM
This blog discusses a new feature in Windows Server 2019.
23.3K

Scale-Out File Server Improvements in Windows Server 2019

John Marlin on Mar 15 2019 03:16 PM
Failover Clustering Scale-Out File Server was first introduced in Windows Server 2012 to take advantage of Cluster Share...
16.9K

New File Share Witness Feature in Windows Server 2019

John Marlin on Mar 15 2019 03:15 PM
This blog discusses a new feature in the upcoming release of Windows Server 2019.
21.6K

Failover Cluster File Share Witness and DFS

John Marlin on Mar 15 2019 03:15 PM
First published on MSDN on Apr 13, 2018 This blog discusses a new feature in the upcoming release of Windows Server 2019...
15.7K

How to Switch a Failover Cluster to a New Domain

John Marlin on Mar 15 2019 03:14 PM
First published on MSDN on Jan 09, 2018 This blog discusses a new feature in the upcoming release of Windows Server 2019...
7,967

Container Storage Support with Cluster Shared Volumes (CSV), Storage Spaces Direct (S2D), SMB Global Mapping

Rob Hindman on Mar 15 2019 03:14 PM
First published on MSDN on Aug 10, 2017 By Amitabh TamhaneGoals: This topic provides an overview of providing persistent...
7,153

Container Storage Support with Cluster Shared Volumes (CSV), Storage Spaces Direct (S2D), SMB Global Mapping

Rob Hindman on Mar 15 2019 03:12 PM
First published on MSDN on Aug 10, 2017 By Amitabh TamhaneGoals: This topic provides an overview of providing persistent...
18.7K

Deploying IaaS VM Guest Clusters in Microsoft Azure

John Marlin on Mar 15 2019 03:12 PM
First published on MSDN on Feb 14, 2017 Authors: Rob Hindman and Subhasish Bhattacharya, Program Manager, Windows Server...
4,786

Failover Clustering Sets for Start Ordering

Elden Christensen on Mar 15 2019 03:09 PM
First published on MSDN on Oct 10, 2016 In a private cloud there may be multi-tier applications which are deployed acros...
3,862

Failover Clustering @ Ignite 2016

Elden Christensen on Mar 15 2019 03:09 PM
First published on MSDN on Sep 23, 2016 I am packing my bags getting ready for Ignite 2016 in Atlanta, and I thought I w...
9,588

Using PowerShell script make any application highly available

John Marlin on Mar 15 2019 03:09 PM
First published on MSDN on Jun 06, 2016 Author:Amitabh Tamhane Senior Program Manager Windows Server MicrosoftOS release...
13.8K

NetFT Virtual Adapter Performance Filter

Elden Christensen on Mar 15 2019 03:07 PM
In this blog I will discuss what the NetFT Virtual Adapter Performance Filter is and the scenarios when you should or sh...
11.1K

Speeding Up Failover Tips-n-Tricks

Elden Christensen on Mar 15 2019 03:07 PM
First published on MSDN on Apr 29, 2016 From time-to-time people ask me for suggestions on what tweaks they can do to ma...
25.3K

Failover Cluster VM Load Balancing in Windows Server 2016

John Marlin on Mar 15 2019 03:06 PM
First published on MSDN on Apr 29, 2016 Windows Server 2016 introduces the Virtual Machine Load Balancing feature to opt...
15.6K

Troubleshooting Hangs Using Live Dump

Elden Christensen on Mar 15 2019 03:06 PM
First published on MSDN on Mar 02, 2016 In this blog post https://blogs.

Latest Comments

AzureGuineaPig
in Security Settings for Failover Clustering on Mar 21 2023 12:00 PM
Thanks for sharing @John Marlin - was wondering if there are any published resources available or if you would consider a write up of the NTLM dependencies in Failover Clustering in older versions, specifically with how NTLMv1/v2 are used? We're undergoing a hardening process in my company to at min...
0 Likes
pvillaro
in Installing the Failover Cluster Feature and Tools in Windows Server 2012 on Feb 22 2023 01:19 PM
I have a Cluster non working , I plan to add a third node to the cluster , move all Services to this node and detach node1 , when the validation happends , does the cluster failover to the other nodes ? This will cause disruption in my network , and make SQL not available for some minutes , should i...
1 Likes
Eriq Stern
in So what exactly is the CLIUSR account on Feb 19 2023 09:29 AM
Hello @JJJohn2587 - the short answer is 'no'. Don't mess with the CLIUSR or it will mess with you. Check for User Rights Assignment policies that include the term 'from the network' and are configured in a way that blocks the local non-admin CLIUSR account from accessing the nodes - this will block ...
0 Likes
scuthber1966
in Troubleshooting Cluster Shared Volume Auto-Pauses – Event 5120 on Feb 17 2023 01:09 AM
Hi all, just noticed these updates - I don't check my hotmail very often :)I no longer work for the company that had this cluster, but we mostly resolved the issue by replacing the network cards. The cards we had were HPE ones with a Broadcom chipset and we replaced them for Marvell Yukon with an In...
0 Likes
JJJohn2587
in So what exactly is the CLIUSR account on Feb 15 2023 11:10 AM
Hello John, I have created an IPLess DAG with 2 members(Exch2019) to test (both prod VMs Win2019). Upon creating the DAG, and adding the first and second member, the 2nd member appears as "Not Operational". The dir was not created on the Witness server either (separate server, dedicated). Upon perfo...
0 Likes