VMworld Reveals: DRS 2.0 (#HBI2880BY)

Advertise here with BSAAt VMworld, various cool new technologies were previewed. In this series of articles, I will write about some of those previewed technologies. Unfortunately, I can’t cover them all as there are simply too many. This article is about DRS 2.0, which was session HBI2880BY. For those who want … [Read more...]

VMworld Reveals: VMware Cluster Memory (OCTO2746BU)

Advertise here with BSAAt VMworld, various cool new technologies were previewed. In this series of articles, I will write about some of those previewed technologies. Unfortunately, I can’t cover them all as there are simply too many. This article is about VMware Cluster Memory, which was session OCTO2746BU. For … [Read more...]

VMworld Session Summary: #HCI1207BU HCI Management: Current and Future

Advertise here with BSAI wasn’t able to sit in this session in person, but fortunately, the recording was out within a day. This session has been one of my favorite vSAN related sessions in the past couple of years, and it definitely is one of my fav. sessions this year. Again presented by Christian Dickmann and … [Read more...]

Runecast Analyzer 3.0!

Advertise here with BSAThis week I had a brief conversation with the folks from Runecast. I have been following them since day 1 and they have made a big impression on me from the start. During the conversation the Runecast folks shared with me that Runecast Analyzer 3.0 was going to be announced today and they gave a … [Read more...]

vSAN Deep Dive book available in traditional chinese

Advertise here with BSAIt took a while, but it is my pleasure to announce that the publisher DrMaster just published the Traditional Chinese version of “VMware vSAN 6.7 U1 Deep Dive”. For those who would like to get a copy of the book in Traditional Chinese, there are a couple of ways to pick it up: Tenlong Computer … [Read more...]

Unable to query vSphere health information. Check vSphere Client logs for details.

Advertise here with BSAAfter an upgrade from 6.5 U1 to 6.7 U1 a customer received the following error in vCenter: Unable to query vSphere health information. Check vSphere Client logs for details. They looked at the log files but couldn’t get an indication of what was wrong. In this case, it was pretty simple, … [Read more...]

Does a vSAN IO Limit impact resync traffic?

Advertise here with BSAA question just came in, and I figured other people may have the same question so I would share it. The question was if a vSAN IO limit would impact resync traffic or for instance SvMotion? In this case the customer defines limits within each policy to ensure VMs do not interfere with other VMs … [Read more...]

Site locality in a vSAN Stretched Cluster?

Advertise here with BSAOn the community forums, a question was asked around the use of site locality in a vSAN Stretched Cluster. When you create a stretched cluster in vSAN you can define within a policy how the data needs to be protected. Do you want to replicate across datacenters? Do you want to protect the … [Read more...]

vSAN Stretched Cluster: PFTT and SFTT what happens when a full site fails and multiple hosts fail?

Advertise here with BSAThis question was asked on the VMTN community forum and it is a very valid question. Our documentation explains this scenario, but only to a certain level and it seems to be causing some confusion as we speak. To be honest, it is fairly complex to understand. Internally we had a discussion with … [Read more...]

Doing maintenance on a Two-Node (Direct Connect) vSAN configuration

Advertise here with BSAI was talking to a partner and customer last week at a VMUG. They were running a two node (direct connect) vSAN configuration and had some issues during maintenance which were, to them, not easy to explain. What they did is they placed the host which was in the “preferred fault … [Read more...]