vCenter High Availability HA
Hi, I am trying to understand how does someone know whether there is enough resources for HA capability. I know that HA can fail if there is no memory and CPU resources but just wondering how is this...
View ArticleBest way to determine which Virtual Machines failed over from HA
I've run into several situations where a host from my cluster has failed and HA has kicked in, causing my Virtuals to restart on another Host. Users within my company are wondering if there machines...
View ArticleHA disconnected VM network?
Over the weekend, we had a serious power-related problem in our data center, which caused a few of our ESX servers to shut down. Fortunately, HA kicked in and brought all those VM's over to the...
View ArticleHA Admission Control question
Hello, I would like to know what will happen if Admission Control isn't activated in HA configuration on a cluster. If a host is going down, will HA restart VMs until the all other members of the...
View ArticleWhat is the recommended HA isolation response to use for VMs?
I just wanted to verify with others here after speaking with VMware support. We are in the process of upgrading our ESXi 4.0 and 4.1 hosts to ESXi 5.1. We have one cluster of ESXi hosts (3 hosts) that...
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Help - HA not working
Hi All, please help me. I have problem with HA not working. I don't why it was not working.1 from 10 esxi goes down (problem with emulex card, but have redundancy), but vm not even restart and move to...
View ArticleHA with Fault Tolerance Design
Can someone post their network design with hardware and software along with how they have vmware HA with FT implemented? I'm looking to consolidate our servers and want to also implement ha and ft...
View ArticleWhich EVC mode need for cluster with Intel E5645 and E5-2630
Hi All,We have one HA cluster with four identical nodes with the following configuration.Model=Fujitsu-Primergy RX200 S6CPU=Intel Xeon E5645 @ 2.40GHz Now, we need to add one host with CPU of Intel...
View ArticlevSphere HA unsuccessfully failed over
Hi, For some reason one of the host in a HA cluster disconneted from the vCenter server. The Host Isolation Response is 'Leave Powered On'. But it seems to me, that the HA wanted to restart the VMs on...
View ArticleHA election issue, only getting one agent as master and timeout for second
I'm facing a strange HA issue. Essential plus kit (2 hosts, virtual vcenter), DAS storage. Vsphere 5.1 lastest patches. 1 datacenter, 1 cluster inside with 2 hosts.While trying to enable HA (with...
View ArticleHelp needed - vSphere HA unsuccessfully failed over VM
Hi All, Setup is as follows: Two ESX servers (esx01, esx02) are connected to HP VSA and have two volumes added as shared datastores (shared-small, shared-large). Each ESX server has 4 NICs with each...
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Best Solution for Local VM Replication
Hi Experts, As the topic says, i'm looking for best solution for Local VM Replication that can replicate VM for maintaining availability in local site while keeping SRM Relationship for same datastores...
View ArticleDefault guest behaviour if a host in a HA cluster without DRS is shutdown?
Could I please confirm what I should expect to see in a 2 host HA cluster if one of the hosts is shutdown cleanly without vMotioning any running guests? We have a 2 host cluster stretched across 2...
View ArticleHA with insufficent capacity in cluster
We had a HA Cluster with two Host 5.1, all VM run in the first host (12 VMs), and vCenter Appliance Linux.When we disconnected of the energy the first host (shut down simulation), the second host only...
View ArticleFault Tolerance
I am attempting to test fault tolerance and ran into a slight problem in disaster test case. 2 ESXi 5.1 servers in a cluster.VM running under fault tolerance on both and is set to...
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Looking for some advice for a new vmware user
Hi All, Looking for some help and guidance for a vmware rookie We have just purchsed 3 x DL380 G8 each with 8 x 1TB HDD no shared storage and we are currently licensed for 2 x essential plus packs....
View ArticlePlease help me with the below VMKERNEL logs:
Any one please help me with below ESX vmkernel logs represents: It is filling all the space of around 4 to 5 esx hosts with logs continuosly for app every 5 mins. nmp_CompleteCommandForPath: Command...
View ArticleESX 5 Crashes since i activated HA on it
Hi ,i have a host that crashes at least twice a day (ESXi 5) ,the server is IBM 3850 , with 16 Go Ramthat is what i find in VMKWARNIG.LOG : 2013-04-01T14:39:35.600Z cpu13:2714)WARNING: iscsi_vmk:...
View ArticleVMware HA working on MD3220 SAS DAS
Does anyone have any experience or know of any issues with VMware 5 HA working on a Dell MD3220 SAS DAS? Thank you in advance Bryan
View ArticleFT guest "Alert" status on secondary host
G'Day! Is this status normal? If not, any thoughts? Thanks!
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