SQL Server Min and Max in Virtualization
Scenario: Guest VM Total Memory: 64GB SQL Server Max Memory: 58GB (Leaving 10%, or 6.4GB roughly for Windows + Apps) Guest VM Reservation: 48GB (75% of Guest…
Category
Virtualization
56 articles in this category
View Multiple esxtop Outputs Side-by-Side
The Problem I often use esxtop to review realtime performance metrics of various aspects of my virtual infrastructure. One annoying thing is that I cannot view multiple ESX…
Setting the Congestion Threshold Value for Storage I/O Control
This is a great KB article from VMware worth reposting. I'm going to start analyzing storage I/O more today on all the arrays I have and LUNs. Article…
End of Availability of VMware ESX 4.x
Dear Valued Customer, VMware is announcing an End of Availability (“EoA”) date for VMware vSphere® ESX hypervisor 4.x and for VMware Management Assistant (“vMA”) versions 1…
Can't Bind Windows 2008 R2 VM to Interface for DHCP
UPDATE: I had originally thought I had resolved this by removing/re-adding the adapter. Turns out the issue reappeared this morning. After more researching, I found that it was…
Windows 8 Installation Screenshots (Developer Preview)
This gallery is of Windows 8 Develop Preview installation (in a virtual machine).
What is VDI?
Virtual desktop infrastructure or VDI is a computing model that adds a layer of virtualization between the server and the desktop PCs. VMware describes Virtual Desktop Infrastructure (VDI)…
Install Just VHDMount Tools from Microsoft
I decided to take a backup of a system I had made in Acronis and convert it to a Microsoft VirtualPC VHD. I then wanted to explore this…
A few notes on Guest Virtual Machine Memory Ballooning
Looking over some of my Windows 2008 R2 servers, I notice via Task Manager that their memory is 90%+ quite often. Using Sysinternal’s RAMMap tool, I can quickly…
Enable Hyperthreading or 2nd CPU in Windows XP
I came across this on a VM the other morning. It seemed that assigned the VM 2vCPU and then installing XP Professional didn't install the correct HAL/Kernel. I'm…
Get VM Extra Configuration Details
Add-PSSnapin VMware.vimautomation.core Connect-VIServer -server 10.10.10.1 -user "user" -password "luser" (get-vm -name "ZEUS").extensiondata.config.extraconfig | sort key | format-table Example Output Key Value DynamicType DynamicProperty --- ----- ----------- --------------- ethernet0.pciSlotNumber…
Hardware Monitoring on This Host is Not Responding
I received the following error this morning on my vCenter server after a brief reboot for a few Windows updates: Hardware Monitoring on This Host is Not Responding…
Set Ambient Temperature Alarm VMware ESX Host
I had some temperature spikes in the data center recently that caused havoc and for some reason I never received notifications. I guess this isn't configured to email…
Testing Disk in Linux using fio
I recently discovered a utility called fio that allows you to benchmark disk subsystem in Linux. Here are the results for this test. What is fio? fio is…
vSphere Client: Disable Getting Started Tabs
In vSphere Client 4.1, it is documented that to disable the Getting Started tab of VMs, you go to Edit -> Client Settings and untick Show Getting Started…