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iSCSI Performance Problem under 10 Gbps
We got an new iSCSI SAN (HP Lefthand P4500) running on 10 Gbps.Server HW HP Prolinat DL 380 Gt with 2 CPUs Intel X5660 and 96 GB ram, HP NC550SFP dual Port Lan adaptor. All Server and Networking...
View ArticleDisappearing virtual network device under Windows 2008 R2 SP1 in vSphere 4.1
Has anyone seen an issue where after an upgrade from Windows 2008 R2 to Windows 2008 R2 SP1 the virtual network device suddenly and somewhat randomly ejects itself from the VM causing the virtual...
View ArticleVirtual sockets vs Cores per socket
I'm currently running vCenter 5 with vSphere 4.1i When I choose Edit Settings on a VM and highlight CPU it says:Number of virtual sockets:Number of cores per socket: I'm a little confused on what those...
View Articlevmware-user-loader: what does it do and can it generate any debug?
I have an Ubuntu VM and occasionally coming out of a suspension I receive a popup message that "ExecutablePath /usr/lib/vmware-tools/bin32/vmware-user-loader segfaulted". What does vmware-user-loader...
View ArticleUrgent - How to check VM logs?
We had some issue during weekend, some one deleted few files or something happened? How to find out the root cause analysis? I have exported the logs from vcenter and I got almost 3 GB logs locally?...
View ArticleWindows 2008 R2 issues with audio - No Audio output device detected
We are still on 4.0 update 3 and will be moving to 5.1 here in the next couple of months but we are testing a new Citrix xenapp environment on 2008 R2 servers and noticed that there isn't a sound card...
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Using a USB pin drive to boot ESXi? Use a SLC rated USB/Flash.
Are you using a USB or SD media as a boot device for ESXi? This is a great solution, but there are a few things that you may not be aware of. We use this configuration on all our ESXi hosts. All was...
View ArticlevCenter Server linked Mode. Error 28039. Setup cannot join vCenter Server to...
Hello, I have the next error when I try to configure the server linked mode: "Error 28039. Setup cannot join vCenter Server to the linked mode group. Refer to C:\documents and...
View ArticleVirtual IP feature of Windows 2008 R2 does not work on ESX 4
Hi, Windows Server 2008 r2 supports a virtual IP in terminal server sessions.The virtual IP can either be attached to individual sessions or applications. Together with the MS support we saw, that...
View ArticleWindows Server 2008R2 install - device driver is missing
I'm trying to install a Windows Server 2008R2 VM and getting this message in the Load Driver Window. A required CD/DVD drive device driver is missing.Reading some posts on Friday indicated it may be a...
View Articleerror upgrading vmware tools in windows since vSphere 4.1 upgrade
Hi, since we upgraded to 4.1 (from 4.0 U2) our windows vmwaretools automatic upgrades have been failing with "error upgrading vmware tools" Anyone else seen this? Going to the VM's console and...
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 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...
View ArticleWindows 2008 R2 Slow Mouse After Sysprep
So,I know installing VMware's WDDM driver in C:\Program Files\Common Files\VMware\Drivers\wddm_video will fix slow mouse problems normally and it does. I've installed this into a VM and converting this...
View Articlevmotions failing at 78% - a general system error occurred source detected...
Hi everyoneAfter upgrading from vmware 3.5 to vsphere 4.1, we are experiencing lots of vmotion failures ( VM tools are up to date and VM's HW are at level 7).The error message is :a general system...
View Articleunable to remove dead path from HBA ports vmhba1/2
Hi all, I have a dead path on both the hba ports vmhba1 and vmhba2. I tried rescanning it but no go.I am not sure how to proceed on this ... Please assist me. Here are the details [root@xxxxx...
View Articlemultiple swap files
How to troubleshoot if multiple swap files occurred in virtual machine o esx host?
View ArticleCheck ESX Hosts via SNMP
Hi @ all i want to check my esx hosts systems via snmp. (snapshots/drive usage, etc...)In our environment i use snmpget to fill my "checkssystem" nagios. So i search for some doc´s to configure it,...
View ArticleNeed help in ESX 4.1 update3 :- facing " ['ResourceGroup' warning] Skipping...
Hi, I have a host with ESX 4.1U3 installed with two VM’s ,one is RHEL and other is WINDOWS. As soon as I powered on the VM and execute command esxcfg-info –a(or -r) | grep <any thing> it...
View ArticleIIS performance 50% slower on a VM?
I've got a cluster of IIS Servers that we host our web application on. Recently, we converted several of our web servers from physical machines to virtual machines. By converted, I mean we built a...
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