First of all, there are a few prerequisites that are required before your configure VCHA A dedicated port group for HA traffic preferably on a separate VLAN A Range of IP addresses from the subnet / VLAN define above A Minumum of 3 ESXi hosts in the cluster that will contain the vCenter, Peer, and Witness… Continue reading vSphere6.5 vCenter HA Configuration and vCenter Fail Over
For the past few weeks, I have been working with the Engineering teams and the Folks in Logical Build to get everything ready for the announcement of vSphere 6.5 support on VxBlock. It’s been eagerly anticipated by customers and colleagues alike. But vSphere isn’t the only product to get a new code level upgrade. The Cisco C2X0… Continue reading New DellEMC RCM Train 6.5.x for VxBlock
Vision Intelligent Operations is a monitoring tool that has been developed in-house at Dell EMC specifically the old VCE now CPSD org. In its first few iterations, it was a single VM that would connect to all the components in a Vblock and pull back the relevant code version. The GUI information was displayed via a… Continue reading Vision Intelligent Operations Overview
Q: How do I add additional components to my DellEMC Vision Intelligent Operations instance? A: This guide can be used pretty much for adding any additional devices to Vision as the majority of the procedure is the same. The main changes will be in the detail of the device type. In this example, I have used… Continue reading Adding Vplex to DellEMC Vision Intelligent Operations
In an attempt to clarify details around the RCM numbering for the DellEMC V(x)block family I thought it would be a good idea to highlight the key differences between the release of each RCM Train. First of all let get some clarity around the three letter acronym and terminology used. RCM – Release Candidate Matrix. This is… Continue reading V(x)Block RCMs and Release Trains
Q: Why is my vCenter grayed out in the Vision Intelligent Operations MSM sunburst graphic? A: vCenter is expected to be grayed out in the sunburst chart as it is a logical element. If we drill down into the graph, we can view that all the other components are discovered and are in a healthy state.… Continue reading Vision Intelligent Operations vCenter is grayed out.
Q: Why Can’t I see all my Nexus Switches (3k and 9k including MDS) in my Vision Intelligent Operations (Multi System Managment) MSM Sunburst chart or compliance reports? A: When adding Nexus switches to your Vision Intelligent Operations instance please note that there is a hard limit on the number of switches that will be… Continue reading Vision Intelligent Operations Nexus Switch Limit.
When VMware released vSphere 6.x they introduced 3 new VAAI claim rules that can be utilized with the VMAX and VMAX3. By setting these values you can change the max transfer size up to a maximum 240MB. A white paper released by dellEMC goes into the technology if far more detail than this post. Page 29 of the… Continue reading Configuring VMAX3 XCOPY VAAI settings by PowerCli
A Colleague recently asked me that was the reason in configuring two PSCs with our management environment as they are not fully redundant without a load balancer sitting in front of them in a multi PSC deployment. I explained that there is replication between both PSC’s and in the event of the primary PSC failing that with a simple CLI command… Continue reading Repointing vCenter PSC after PSC Node Failure
With the rollout of ESX6.0 Update 2 (build number 362759) VMware has bundled a new VIB for the VMware VSAN in the update. Previously there was no VSAN VIB included the ESXi Image and if you trying to upgrade your host using esxcli with this command esxcli software vib update -d “/vmfs/volumes/bnesx03-localstorage/ESXi-6.0.0-4192238-6.0.10.zip” Tthe process will fail with this error… Continue reading Upgrading Hosts beyond ESXi 6.0 U2