Quick Fix: vSphere Storage Provider Offline
It's been a while since i've done a vSphere specific Quick Fix post, but the great thing about tinkering and labbing is that you run into situations and corn...
Tag
Esxi
23 posts
How to Configure NestedESXi on a Single Host - Part 2
Back for part two of this look at how I went about configuring a single host for NestedESXi deployments. In the previous post I looks at the physical configu...
How to Configure NestedESXi on a Single Host - Part 1
I've should have written this article a long long time ago! In fact, i've been promising certain people that I would write this up for a number of years. The...
Updated - Important ESXi 6.0, 6.5 and 6.7 Patch Release - CBT Fixes and More!
Over the last few years the amount of CBT related issues has decreased significantly from VMware. I remember back in my previous roles of having to deal with...
vSphere 6.5 Update 1 - What's in it for Service Providers
Late last week VMware released vSphere 6.5 Update 1 which included updated builds of both vCenter and ESXi and as per usual I will go through some of the key...
ESXI 6.5 Storage Performance Issues Resolved in Update 1
I originally came across the issue of slow storage performance with the native vmw_ahci driver that comes bundled with ESXi 6.5 just as I was first playing w...
NestedESXi - Network Performance Improvements with Learnswitch
I've been running my NestedESXi homelab for about eight months now but in all that time I had not installed or enabled the ESXi MAC Learning dvFilter . As a ...
Important ESXi 6.0 Patch - Upgrade Now!
Last week VMware released a new patch ( ESXi 6.0 Build 5572656 ) that addresses a number of serious bugs with Snapshot operations. Usually I wouldn't blog ab...
ESXi 6.5 Storage Performance Issues and Fix
[ NOTE ] : I decided to republish this post with a new heading and skip right to the meat of the issue as I've had a lot of people reach out saying that the ...
Released: vCenter and ESXi 6.0 Update 3 – What’s in It for Service Providers
Last month I wrote a blog post on upgrading vCenter 5.5 to 6.0 Update 2 and during the course of writing that blog post I conducted a survey on which version...
vSphere 6.5 - Whats in it for Service Providers Part 1
Last week after an extended period of development and beta testing VMware released vSphere 6.5. This is a lot more than a point release and is a major major ...
vSphere 6 Update 2 - Whats In It for Service Providers
It's been just over a week since VMware released vSphere 6 Update 2 and I thought I would go through some of the key features and fixes that are included in ...
Heads Up: Heavy VXLAN Traffic Causing Broadcom 10GB NICS to Drop
For the last couple of weeks we have had some intermittent issues where by ESXi network adapters have gone into a disconnected state requiring a host reboot ...
vSphere 5.5 Update 3 Released: Features and Top Fixes
vSphere 5.5 Update 3 was released earlier today and there are a bunch of bug fixes and feature improvements in this update release for both vCenter and ESXi....
Leap Second Bug: Worth a Double Check...
In 2008 I vividly remember the impact that leap year/day/seconds can have on systems that are not prepared to handle the changes in time or date. It was the ...
Quick Post: One Stop Shop for ESXi Driver Downloads
Today I needed to update an Emulex NIC Driver for an new host that I installed using the VMware ESXi 5.5 Update 2 base image. I needed to chase up the latest...
January vCenter and ESXi 5.5 Patch Releases: Critical CBT Bug Fixed
VMware released new builds for vCenter and ESXi 5.5 today. The builds contain mostly bug fixes, but I wanted to point out one fix that had affected those who...
ESXi 5.5: IOPS Limit and mClock scheduler
It's fair to say that it's not very often the difference between a 1 and 0 can have such a massive impact on performance...I had read a couple of posts from ...
ESXi 5.5 Update 2: vMotion Fails at 14% with Stale Admission Control and VM Reservations
We are currently in the process of upgrading all of our vCenter Clusters from ESXi 5.1 to 5.5 Update 2 and have come across a bug whereby the vMotion of VMs ...
ESXi 5.x NFS IOPS Limit Bug - Latency and Performance Hit
There is another NFS bug hidden in the latest ESXi 5.x releases...while not as severe as the 5.5 Update 1 NFS Bug it's been the cause of increased Virtual Di...
Nested ESXi - Reduced Network Throughput with Promiscuous Mode PortGroups
We have been conducting performance and stress testing of a new NFS connected storage platform over the past month or so and through that testing we have see...
PSOD Warning: IBM HS23 Blades, Emulex 10GB Network Adaptors and ESXi 5.1
This is a quick informational post to warn anyone running an Emulex based 10GbE Converged Ethernet adapter in an IBM Blade Center with HS23 Series Blade serv...
How To: Setting Up Nagios User for ESXi
Unless my Google skills are seriously on the decline I wasn't able to find a definitive post on correctly setting up a nagios user to facilitate esx_chec...