ESX 4 U1 Hosts Lock with SD 0:0:0:0 still retrying after 360s
We just upgraded fro ESX3.5 to ESX 4 U1 a few weeks back. We are running on a IBM Blade Center S with HS21-7995 blades and using the SAS RAID Module for Storage. On two occasion all the ESX hosts...
View ArticleESXi 4.1 PSOD when performing certain Linux disk operations
Hey all, I am running ESXi 4.1 on an Intel server and I get PSOD's whenever I perform certain disk operations. It seems to happen when I partition a disk or once in a while when writing to disk. It...
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Slow performance on SAN with 10Gbe via VMXNET3
We have built a SAN using Nexenta and 10Gbe for our VMWARE environment and with some tweaking and testing I am able to hit up to 1GBytes (not Gbps) per second to the SAN using iSCSI from a Win 7 Guest...
View ArticleNeed VMware Admin Daily activities
Hai, Can anybody please send me VMware admin daily activities.
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Lan Card for ESX i 4.0 / ESX-4.0
Hi Friend, I have Dlink DFE-520TX Lan card in my PC which support Linux 2.6 & 2.4 kernel. I want to Evaulate at my home ESX i 4.0 ESX-4.0.0-update01-208167 But when i installed any of the above...
View ArticleProblems with networking
Hi, We have a vmware infrastructure still in version 4 over a HP Blade Center working for some years without problems. However, 2 days ago we noticed the vms were very slow. We have narrowed down the...
View ArticleSAS HP 1/8 Autoloader G2 changer does not appear on the VM's Device manager
Hi All, I have an ESX 4.1 host and a VM that is running Windows 2008R2 OS. And a SAS HP 1/8 Autoloader G2 and HP SAS controller is pluged in to host machine. On the VM's device manager there is a...
View ArticleMixed memory sizes in Dell R710 to achieve 1333mhz speeds versus 800mhz
We have some Dell R710's that were originally ordered with 48GB in a 12x4GB 1333mhz config (RDIMMs). We ordered 6 additional 4GB 1333mhz memory sticks to fill out all 18 banks for a total of 72GB. The...
View ArticleDell R710 Enable HyperThreading on vSphere 4.1
Hi all VM expert, I just purchase Dell R710 server and installed Vmware ESX 4.1 on it. on the vmware configuration, I found that the "HyperThreading" not enable. but I check on BIOS, it already...
View Articlehdparm error on esx-console?
Hello all, after having very poor IO performance on ESX 3.5 update 5 we've just installed ESX 4.1 now when we run hdparm to measure the througput from the esx-console we get a warning...
View ArticleVMXNET2/VMXNET3 boot problems with Microsoft WDS
Hi, We're currently using vSphere 4.0 and we're in the process of migrating our VMs from the nic driver e1000 to VMXNET3. We're also using Microsoft Windows Deployment Services (WDS) to deploy new...
View ArticleESX 4.1 - Unable to Delete Datastore
I have 3 ESX 4.1 servers managed by vCenter ( not clustered ). I have moved all VMs off of ESX1 and am attempting to delete a secondary datastore. The datastore is empty and I have the server in...
View ArticlePermissions needed to extend virtual disks?
I've been trying to create a role that gives permissions to manage VMs and the ability to extend a virtual disk. I do not seem to be able to do this. I granted the following permission:datastore :...
View ArticlevMotion background
Hi, When we do a Hot vMotion, what exactly happens at the background. What files is created, what file is moved from where to where, what file is deleted if any applicable? Thanks,jK
View ArticleSCSI Error
I'm building a VM and using the Paravirtual SCSI controller for my additional disks and I keep getting this error after I restart the server. I configured the system using all LSI Logic SAS and did not...
View ArticleDisk out of space - best practices
Hi, running vspher 4.0 update 2 - windows 2008R2 enterprise guests. the log drive 100GB e:\ is quickly running out of disk space and I need to grow it larger.The e: drive LUN is presented by a dell...
View ArticleConsole Window Becomes Unresponsive
Hi All, I am currently in my trial for ESX 4.1 (moving from VMWare Server 2), and I am running into one slight issue that effects 2 of my 5 virtual machines that I can't seem to explain and Google has...
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ESX 4.1 U1 - Guest network stops responding
Hi All, Our system has been working fine for 8 months without any issue until installing ESX 4.1 U1 and the latest network driver. We have 2 x HP DL580 G7 each with an inbuilt NC375i Quad port NIC and...
View ArticleMem.VMOverheadGrowthLimit suggested value?
Hi, i've been searching around a lot and I wasnt able to find an answer on what should be the value of this advanced setting: Mem.VMOverheadGrowthLimit We took over an infrastructure and the value of...
View Articlewindows OEM license in virtual environment
i have a physical server with windows OEM license installed. now i want to install ESX on it and leverage the key to install a windows guest OS.i have found a physical key and virtual key with this...
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