VCDX #200 The Ultimate Way to Virtualize
Blog of one VMware Infrastructure Designer

I believe the Next Generation Computing is Software Defined Infrastructure on top of the robust physical infrastructure. You can ask me anything about enterprise infrastructure (virtualization, compute, storage, network) and we can discuss it deeply on this blog. Don't hesitate to contact me.

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Wednesday, June 05, 2019

How to get more IOPS from a single VM?

Yesterday, I have got a typical storage performance question. Here is the question ... I am running a test with my customer how many IOP...

Friday, May 24, 2019

Syslog.global.logHost is invalid or exceeds the maximum number of characters permitted

I have a customer who has a pretty decent vSphere environment and uses VMware vRealize LogInsight as a central syslog server for advanced t...

Thursday, May 16, 2019

The SPECTRE story continues ... now it is MDS

Last year (2018) started with shocked Intel CPU vulnerabilities Spectre and Meltdown and two days ago was published another SPECTRE variant...

Friday, May 03, 2019

Storage and Fabric latencies - difference in order of magnitude

It is well known, that the storage industry is in a big transformation. SSD's based on Flash is changing the old storage paradigma and ...

Tuesday, April 09, 2019

What NSX-T Manager appliance size is good for your environment?

NSX-T 2.4 has NSX Manager and NSX Controller still logically separated but physically integrated within a single virtual appliance which ca...

Friday, April 05, 2019

vSAN : Number of required ESXi hosts

As you have found this article, I would assume that you know what vSAN is. For those who are new to vSAN, below is the definition from htt...

Friday, March 22, 2019

VMware SSO domain design and operational management

Before we will deep dive into VMware SOO management, it is good to understand its architecture and discuss some design considerations. I hi...

Thursday, March 14, 2019

How to transfer large ISO files to ESXi Datastore with USB disk?

I'm participating in one VMware virtualization PoC and we had a need to transfer large ISO file to VMFS datastore on standalone ESXi ho...

What motherboard chipset is used in VMware Virtual Hardware?

Today I have been asked by one of my customers what motherboard chipset is used in VMware Virtual Hardware. The answer is clearly visible f...

Friday, March 01, 2019

VMware vSphere Memory Hot Add scalability limitation

VMware vSphere Hot Add CPU/Memory feature has specific requirements and limits. To mention some Virtual machines minimum hardware is vers...

Sunday, December 30, 2018

New Home Lab managed by containerized PowerCLI and RACADM

Christmas holidays are a perfect time to rebuild the home lab. I have got a "Christmas present" from my longtime colleague knowin...

Tuesday, December 11, 2018

VMware Change Block Tracking (CBT) and the issue with incremental backups

One of my customers is experiencing a weird issue when using a traditional enterprise backup (IBM TSM / Spectrum Protect in this particular...

Friday, December 07, 2018

ESXi : This host is potentially vulnerable to issues described in CVE-2018-3646

This is a very short post in reaction to those who asked me recently. When you update to the latest ESXi builds you can see the warning m...

Thursday, December 06, 2018

VMware Metro Storage Cluster - is it DR solution?

Yesterday morning I had a design discussion with one of my customers about HA and DR solutions. We were discussing VMware Metro Storage Clu...

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