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Stéphane Savorgnano

Windows Server 2016 RTM and Docker

By | Technology Survey | No Comments

I wrote some months ago several blog posts about the new Container feature of Windows Server 2016. Here is the list: Windows Server 2016: Containers Windows Containers: Migration Windows Container: installation and utilization Today, I will install the Container feature, install Docker and deploy a container. First of all, I need to enable the Container and the Hyper-V feature, take care if you use VirtualBox because after having enable Hyper-V this won’t work anymore. Windows…

 
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David Barbarin

Dealing with WSFC 2016 quarantine state and availability groups

By | Database Administration & Monitoring, Operation systems | No Comments

I was playing with my lab environment which includes Windows 2016 and SQL Server 2016 and I noticed an interesting scenario while testing cluster node failures. After simulating some network outage scenarios, I was not able to bring back my cluster node online immediately by using traditional way. A quick look at the cluster manager led me to notice something new: A quarantined state value … interesting! But what does it mean exactly? In respect…

 
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David Barbarin

Windows Server 2016: Introducing Storage Spaces Direct

By | Hardware & Storage, Operation systems | 3 Comments

Have you heard about Storage Spaces introduced by Windows Server 2012? Well, this is a very interesting storage feature that allows us to deal with functionalities like storage virtualization, RAID capabilities, thin or thick provisioning, cluster shared volume (CSV), efficiently file repair and so on. In addition, the Windows 2012 R2 version has also introduced some enhancements like storage tiering, write-back caching, datadeduplication, parity space support for failover clusters, JBOD enclosure awareness… A bunch of…

 
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David Barbarin

Windows Server 2016: Introducing stretch cluster functionality

By | Database Administration & Monitoring, Hardware & Storage | One Comment

Let’s continue with the new high available functionality shipped with the next Windows version. In my previous blog, I talked about the new site awareness feature that provides more flexibility to configure failover resources priorities and more granular heartbeat threshold as well by introducing the new site concept. This time, we’ll talk about stretch cluster. What’s that? Let’s introduce the concept with some customer experiences for which we introduced high availability with the implementation of…

 
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Stéphane Savorgnano

Windows Containers: Migration

By | Database Administration & Monitoring | No Comments

In my last blog post (here), I explained how to configure a host for Windows Container as well as how to use some Windows Container cmdlets. Finally I demonstrated how to create a container with a SQL Server 2014 instance. In this blog post, I will continue by explaining how to migrate the container I just created. First of all, let’s remind the context: I have a Container named Test that runs on the top…

 
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Stéphane Savorgnano

Windows Container: installation and utilization

By | Database Administration & Monitoring | No Comments

Some weeks ago, I did a general presentation about Windows Server 2016 and the new Container feature (here). Today, I will go through the installation and utilization of Windows Containers. I will use a Virtual Machine, under Hyper-V, during this blog. First of all, I have to set the environment to be able to use Windows Containers as it requires the Container OS Base Images. Microsoft has prepared a script in order to configure a…

 
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David Barbarin

Windows failover cluster 2016 : new site awareness feature

By | Database Administration & Monitoring, Operation systems | No Comments

After my first two blogs about cloud witness and domain-less dependencies features shipped with Windows Server 2016, it’s time to talk about another pretty cool feature of the WSFC : site awareness that will also benefit to our SQL Server FCIs and availability groups. But before to talk further about the potential benefits of this new feature, let’s go back to the previous and current version of Windows Server that is 2012 R2. Firstly, let’s…

 
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Stéphane Savorgnano

Windows Server 2016: Containers

By | Operation systems, Technology Survey | No Comments

One of the new feature which will come with Windows Server 2016 is the Containers. Microsoft made available its fourth technical preview of his Windows Server 2016 platform  some days ago. This new Technical Preview brings with it and for the first time Hyper-V Containers as the Technical Preview three came with the first release of Windows Server Containers. I will discuss about the difference of those two types of Container later in this blog….

 
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David Barbarin

SQL Server 2016 : availability groups with no domain dependencies

By | Database Administration & Monitoring | No Comments

Are you aware about the new features of the next Windows version? Currently we’re in TP3 and during my investigation, I was very happy to see the new features for Windows clustering (cf. this blog post from Microsoft). By reading this article we can see: Workgroup Clusters: Clusters with nodes which are member servers / workgroup (not domain joined) If you remember, Microsoft had introduced Active Directory-Detached Cluster feature with Windows 2012 but the dependency…

 
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Stéphane Savorgnano

Windows Server Next, AKA Windows Server 2016!

By | Technology Survey | No Comments

The first technical preview of the future version of Windows Server was, since last October, available (here) and a second one with more new features should be available in May. The final version which should be normally released in 2015 has been recently postponed to 2016. It will be the first time that the client and server releases will be decoupled. This new version of Windows Server will include: new and changed functionalities for Hyper-V…

 
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