VM running on two hosts after hung vmotion
Hello, I started a VMotion of a VM from host A to host B. The request got hung at 65% for several hours. I restarted the VCenter service, relogged in to vsphere. The process was no longer running but...
View ArticleCluster Balance - Host Ram Differences
We have several hosts that ram has been upgraded in our cluster and the cluster doesnt seem to put more resouces on these hosts even though they have more available resources. Is there a way I can...
View ArticlePhysical RDM
If we attach rdm discriptor file to a vm will the vm read the RDM lun which that discriptor is representing. By attaching i mean by going to VM-> Edit Settings->Add->Harddisk->Use Existing...
View ArticleSRDS and DRS Rules
Hi,i am not sure if this is the right place to ask the question. So feel free to move it. We are on a design for our new NetApp Storage. I read a lot of documents and papers about designing and...
View ArticleDoes it make sense to have resource pools for Virtual desktops?
I don't think it make sense to have resource pools configured if all VMs in cluster have same priority but I have a reason to think it make sense to have resource pools based on following factors. -...
View ArticleTo resource pool or Not to resource pool
I have two esx host, clusted and setup for drs. There is an existing Resource pool that all vm's are included in. So I have 20 vms in this one resource pool, with mostly default settings. Would I...
View ArticleResource Pool Reservation Question
We've been using vSphere for a long time and this is the first instance where we have looked in to using resource pools to manage cluster resources. What we are trying to do is pool funds from several...
View ArticleSVMotion fails between 2 SANs
Having an issue transferring datastores. I'm not going to go into the whys and wherefores, but I have 30-odd VMs in a single cluster to migrate over 9 identical hosts and 2 SANs and we're moving them...
View ArticleUnderstanding Host CPU and Mem Consumption
Dear All Experts, I have a Blade with 16GB mem and 4 physical CPU with 4 core each. It is running Esxi 5.0, 914586 Now I created two guests Windows 2008 R2 64 bit and given 8GB mem each machine at the...
View ArticleMaintenance Mode No Longer Migrates Running Virtual Machines in Vsphere 5.1
Maintenance Mode No Longer Migrates Running Virtual Machines in Vsphere 5.1 I couldn't find the option in Vsphere 5.1.
View ArticleEVC Issue
Hi All, Since migrating to 5.1 from 4.1 we have been having issues enabling EVC, this had been working in the previous 4.1 environment but now when trying to enable EVC we get the following error, The...
View Articleuse vMotion Network for Cloning a VM?
I have two Hosts that have 1GB Management and VM NICs and then a 10GB NIC for vMotion.I have the vMotion NICs connected to each other via Fiber. My Customer would like me to make a clone of 8 VMs (5TB...
View ArticleTo cluster or not to cluster...
Hi all, I have just completed a migration from vCenter 4.1 to vCenter 5.1 by swinging all of my 4.1 hosts from the vCenter service under windows to the new vCenter appliance VM. I have 4 hosts (All...
View ArticlevMotion from ESXi 5.0 to 5.1 U1 stalls at 65% but eventually completes
We recently upgrade a few hosts in one of our cluster from ESXi 5.0 build 702118 (Dell R710) to ESXi 5.1 U1 build 1117900 (Dell R720) and we're noticing that during vMotion operations (maintenance mode...
View ArticleResource Pool vs DRS?
Hello, I have a VM that is running near CPU capacity all day long. I am looking at allocating more resources to alleviate the demand. My question is; Will I be achieving the same thing if I create a...
View ArticlevMotion fails for certain VMs (14%)
I'm having an issue where a few VMs will not vMotion - the process stops at 14%. So far I've found 3 that have the same issue, all others work fine. The error I receive is: A general system error...
View Article10Gb vMotion - 9000 MTU on vSwitch, 8982 MTU on Port Group Limit
Hello all, We've been doing some testing for a new infrastructure. We're using 10Gb ethernet (Force 10's) and we noticed something very strange. Per Scott Lowe's blog I was pretty sure you would set...
View ArticleHow to create even Resource Pools
We have 2 departments under a single host and I whish to divide the resources (CPU, memory) evenly between the departments.If deparment "A" is not working (VMs are shutdown) it is ok that department...
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DRS doesn't work
Hello all,I have a small virtual environment (vSphere 5.1) with 3 hosts and 22 VMs and the DRS doesn't seem to work.One of the host gives "Host memory usage alerts" because using more than 95% of the...
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