ha - PROSERVIA : Pôle Conseil Expertise

Suivre ce blog

Le Groupe AGRICA migre ses répartiteurs de charge HAProxy vers un cluster ALOHA Load Balancer

Communiqué de presse Virtualisé à 99,9 %, le système d’information du Groupe AGRICA s’appuyait jusque-là sur des load balancers open source HAProxy unitaires. Afin d’en industrialiser le déploiement et l’exploitation, la DSI du Groupe AGRICA a fait le...

Posté par jcdemarque à 11:05 - Commentaires […] - Permalien [#]

Tags: VMWare, HA, Cluster, load balancing, Charge, NLB, equilibrage, HLB, VLB, aloha, haproxy

Partager cet article

Vous aimez ?

0 vote

1 juillet 2011

Applications critiques: Symantec rapproche ApplicationHA de VMware

Désormais intégrée à VMware vCenter Site Recovery Manager, la nouvelle version d'ApplicationHA veut accélérer la reprise d'activités après inciden Symantec vient de renforcer ApplicationHA, sa solution de virtualisation des applications critiques en assurant...

Posté par jcdemarque à 09:47 - Commentaires […] - Permalien [#]

Tags: VMWare, symantec, SRM, Site Recovery Manager, HA, application

Partager cet article

Vous aimez ?

0 vote

5 novembre 2010

How does Symantec ApplicationHA integrate/work with VMware HA?

I briefly touched on this topic already, but I guess on Yellow-Bricks the primary focus should be technical. I downloaded Symantec’s Application HA and decided to give it a spin, I already started documenting the installation of the ApplicationHA Console...

Posté par jcdemarque à 18:13 - Commentaires […] - Permalien [#]

Tags: VMWare, symantec, HA, Haute disponibilité, application

Partager cet article

Vous aimez ?

0 vote

26 octobre 2010

HA, the missing link…

One of the things that has always been missing from VMware’s High Availability solution stack is application awareness. As I explained in one of my earlier posts this is something that VMware is actively working on. Instead of creating a full App clustering...

Posté par jcdemarque à 07:39 - Commentaires […] - Permalien [#]

Tags: VMWare, HA, Missing, vSphere, High Availability, link

Partager cet article

Vous aimez ?

0 vote

26 octobre 2010

Did you know? All hosts failed…

Today I received a very valid question around a full cluster failure. What happens when all the hosts in a cluster go down and at some point return? Will the VMs be restarted and what do I need to have in place to ensure they will? It seems to be an urban...

Posté par jcdemarque à 07:38 - Commentaires […] - Permalien [#]

Tags: VMWare, HA, Cluster, failure, VI3, vSphere, High Availability, redemarrage, restart

Partager cet article

Vous aimez ?

0 vote

16 octobre 2010

New HA Design Guidance Articles

Last week we updated our Exchange TechNet articles. Within that update are two new articles that I wanted to call out: Understanding High Availability Factors - This article summarizes my US TechEd 2010 Exchange 2010 High Availability Design Considerations...

Posté par jcdemarque à 10:49 - Commentaires […] - Permalien [#]

Tags: Microsoft, exchange, Technet, HA, articles, guide

Partager cet article

Vous aimez ?

0 vote

30 mars 2010

Cool new HA feature coming up to prevent a split brain situation!

I already knew this was coming up but wasn’t allowed to talk about it. As it is out in the open on the VMTN community I guess I can talk about it as well. One of the most common issues experienced with VMware HA is a split brain situation. Although currently...

Posté par jcdemarque à 11:38 - Commentaires […] - Permalien [#]

Tags: ESX, VMWare, update, HA, 4, vSphere, 2, split brain, syndrome

Partager cet article

Vous aimez ?

0 vote

25 mai 2009

vSphere HA Isolation Response

As of VMware vCenter 2.5 Update 2 the HA default isolation response changed from “Power Off” to “Leave powered on”. A lot of people liked this new default setting because it would lower the chances of downtime due to a “false positive”. I’ve never been...

Posté par jcdemarque à 16:06 - Commentaires […] - Permalien [#]

Tags: HA, vSphere, High Availability, Isolation response

Partager cet article

Vous aimez ?

0 vote

19 mai 2009

Will VMware give away VMotion and HA for free?

The virtualization wars heated up again last week when Microsoft announced that the next release of Hyper-V will include Live Migration, its version of VMotion, and High Availability (HA) features for free. Currently, these features are not included for...

Posté par jcdemarque à 23:16 - Commentaires […] - Permalien [#]

Tags: VMWare, gratuit, Migration, Hyper-V, Microsoft, hypervisor, vmotion, free, HA, Haute disponibilité, High Availability

Partager cet article

Vous aimez ?

0 vote

6 mai 2009

Microsoft Hyper-V Server 2008 R2 Release Candidate! (Free Live Migration/HA Anyone?)

Virtualization Nation, The Virtualization team is pleased to announce the availability of the Microsoft Hyper-V Server 2008 R2 Release Candidate for download. Hyper-V Server 2008 R2, our free standalone hypervisor, represents our continued commitment...

Posté par jcdemarque à 22:20 - Commentaires […] - Permalien [#]

Tags: download, Live Migration, free, HA, Release Candidate, hyper-v server R2

Partager cet article

Vous aimez ?

0 vote

25 mars 2009

VMware HA failure got you down?

Comment résoudre les problématiques de HA Agent sur un cluster VMWare.... Consider yourself lucky if you’ve never gotten the VMware HA message: An error occurred during configuration of the HA Agent on the host. But if you have, you may know that the...

Posté par jcdemarque à 19:06 - Commentaires […] - Permalien [#]

Tags: ESX, VMWare, HA, error, Cluster, failure

Partager cet article

Vous aimez ?

0 vote

24 mars 2009

HA enhancements, exploring the next version of ESX/vCenter

Let’s start with a screenshot: These are the properties of an HA cluster, as you can see there are two sections that changed: “Enable Host Monitoring” is a brand new feature. Anyone who did network maintenance while HA was enabled knows why this feature...

Posté par jcdemarque à 16:19 - Commentaires […] - Permalien [#]

Tags: ESX, VMWare, HA, Haute disponibilité, vcenter, futur

Partager cet article

Vous aimez ?

0 vote

15 décembre 2008

Hyper-V : mise en oeuvre de la haute disponibilité des machines virtuelles

Suivez pas à pas, dans cette e-démo, l'ensemble des étapes d'installation et de configuration pour mettre en oeuvre les services de mise en cluster de Windows Server 2008 afin de prendre en charge la haute disponibilité des machines virtualisées. Cette...

Posté par jcdemarque à 19:26 - Commentaires […] - Permalien [#]

Tags: Hyper-V, VM, HA, Haute disponibilité

Partager cet article

Vous aimez ?

0 vote