VM displays to two port groups after migrating to a distributed vSwitch

Do you ever encounter the same issue over and over again and forget how you solved it the first time, or what caused it to happen in the first place?!? It happened to me today on a customer site..... we were migrating a couple hundred VMs off a standard vSwitch onto a newly created Cisco Nexus … Continue reading VM displays to two port groups after migrating to a distributed vSwitch

vSphere Patch released to resolve APD errors

Finally VMware have patched the problem with the previous vSphere update that ended up causing All Paths Down errors with NFS storage which I blogged about here: https://thevirtualunknown.wordpress.com/2014/04/24/intermittent-nfs-all-paths-down-on-esxi-5-5-u1-upgrade/ ESXi 5.5 Express Patch 04 has resolved this issue and so any customers with NFS storage should be able to safely patch their VMware environment to resolve the … Continue reading vSphere Patch released to resolve APD errors

Intermittent NFS All Paths Down on ESXi 5.5 U1 upgrade

Those of you using NFS storage and planning to upgrade to the latest version of vSphere - 5.5 U1 - please hold off your upgrades as there is a bug within the code which is currently causing issues on paths to NFS volumes. The bug causes the intermittent loss of connectivity, which can lead to … Continue reading Intermittent NFS All Paths Down on ESXi 5.5 U1 upgrade

VMware Product Updates – OpenSSL Vulnerability (Heartbleed)

If anyone is concerned about the OpenSSL Vulnerability that was highlighted earlier this month, then pop along to the Security Advisory below: http://www.vmware.com/security/advisories/VMSA-2014-0004.html Updates for the majority of VMware products to combat the "Heartbleed" vulnerability is now available..... Please note that post upgrade of products, you will need to regenerate the OpenSSL certificates! vCenter … Continue reading VMware Product Updates – OpenSSL Vulnerability (Heartbleed)

Site Recovery Manager SSL error

Recently had to regenerate the SSL certificates on my vCenter Server Appliance as I had noticed they were originally created with localhost.localdom as the DNS name. Quite easy to regenerate the SSL certs, just log onto the admin page of the vCSA (http://ip-address:5480) and log in as root. Click on the Admin tab and by Certificate regeneration … Continue reading Site Recovery Manager SSL error

vCenter Site Recovery Manager – Shared Recovery Site

So a lot of customers use Site Recovery Manager as the tool to automate their Disaster Recovery Policy, usually it's deployed on an one-to-one relationship - i.e. a single protected site and a single recovery site where the SRM/vCenter server on the protected site is paired to a SRM/vCenter server on the recovery site. Not … Continue reading vCenter Site Recovery Manager – Shared Recovery Site

Cisco Announces its Software Defined Network – Application Centric Infrastructure (ACI)

So when I did my VMworld 2013 Europe round up, I mentioned that it was strange to see that Cisco were not one of the supported partners for NSX and I hinted at the possibility of Cisco having something SDN up their sleeves (also from rumours heard from Cisco employees)..... And so at the beginning … Continue reading Cisco Announces its Software Defined Network – Application Centric Infrastructure (ACI)

vCenter Server 5.5.0a Released

Hmm.... an update to 5.5 already!Release notes here:https://www.vmware.com/support/vsphere5/doc/vsphere-vcenter-server-550a-release-notes.htmlIf you're using the vCenter Server Appliance (vCSA) and have already upgraded from 5.1 to 5.5, then updating the appliance is a very simple process if your vCSA is able to connect out to the internet:Note: this update process will reboot your vCSA so you will lose connectivity … Continue reading vCenter Server 5.5.0a Released

VMworld 2013 Europe – Day 2 Round Up

So there are only 2 real things worth mentioning in todays' round up (as I said yesterday, today and tomorrow are more tailored to what I want to learn)..... The General Session and the VMworld Party.... ;oP 1. This mornings' General Session was delivered by Carl Eschenbach and focused on the key products within the VMware … Continue reading VMworld 2013 Europe – Day 2 Round Up

VMworld 2013 Europe – Day 1 Round Up

So those of you who read my VMworld 2013 US round up will already have read about all the juicy bits that was announced in San Fran..... basically vSphere/vCloud 5.5..... The keynote session by Pat Gelsinger pretty much repeated a lot of what was announced in the US, with a little bit of juicy extras … Continue reading VMworld 2013 Europe – Day 1 Round Up