I don't know why. We will see how virtual machines are recovered from a host that is failed. Procedure. The most. Table 4-2. The requirements of VMotion are actually more stringent than those for performing an HA failover, though some of the requirements are identical. Symptoms. VMware for Beginners – vSphere HA Configuration: Part 1; VMware for Beginners – vSphere HA Configuration: Part 2; VMware for Beginners – vSphere HA Configuration: Part 3; VMware for Beginners – What is vSphere Proactive HA?To download this patch from VMware Customer Connect, you must navigate to Products and Accounts > Product Patches. For more information, see Virtual machines appear as invalid or orphaned in vCenter Server (1003742). Then we change the DRS setting to aggressive and run HA reconfigure on the other two ESX hosts (Let us call them Host1 and Host2). In this blog, we demonstrate how to troubleshoot and correct this state automatically with vCenter's "Retreat Mode. Right-click a virtual machine in the inventory and select Edit Settings. Vsan all green lights and happy all disks have been added to pool so that's all good HA Enabled also green. With vSphere HA enabled, let us look at some of its capabilities. vSphere HA virtual machine HA failover failed. 0, Update 2. vSphere HA is resetting VM. This host is reserved for HA failover capacity. x and 5. When vSAN and vSphere HA are enabled for the same cluster, the HA interagent traffic flows over this storage network rather than the management network. vSphere HA will retry the fail over when enough resources are. 0 Update 1. To review vCenter Server events: In vSphere Client, click the Tasks & Events tab. vSphere HA will not perform optimal placement during a host failure. Power off the virtual machine and disable CBRC to all disks through API. Right click the vCLS VM within the host, and select "Upgrade VM Compatibility". Steps to restart the HA service: In vCenter vSphere Client URL go to the Host Cluster > Configure > vSphere Availability > vSphere HA is Turned ON >. Navigate to the vCenter Server Configure tab. Create a new vSphere cluster with vSphere High Availability (HA) enabled and move all hosts into the new cluster. Normally due to event "Insufficient resources to fail over this virtual machine. What is the vCLS Virtual Machine on VMware - The Tech Journal (stephenwagner. vSphere HA restarted a. The Skip Quickstart button prompts you to continue configuring the cluster and its hosts manually. To configure vSphere HA for PMem virtual machines: Verify that the virtual machine hardware is of version 19 or higher. I recently deployed vCenter HA 7. • Specify a Failover Host. name} has been reverted to the state of snapshot {snapshotName}, with ID {snapshotId} Since 5. We're running vCenter 7. The virtual machines guest operating systems never reported a power event. If the vCenter Server has not yet marked a failed ESXi host as not responding, the virtual machines on it may still have a status of powered on from the vCenter Server perspective. The Witness node becomes unavailable while the Passive node is trying to assume the role. 3. This monitor tracks the vCenter Alarm 'Migration Error'. 0U1 for the first time with the idea of reducing maintenance downtime, specially in order to avoid downtime when we apply security patches to vCenter Server Appliance. Determine whether the virtual machine network adapters are connected to a corresponding port group. Disabling and re-enabling the "vSphere HA virtual machine failover failed" alarm fixed the problem for me. Deal with the vSphere HA. After the host is back online, the VM stays offline and gets not powered up again! Code: Select all vCLS-98b596cf-d0d2-4cac-a45d-f39bf856e762: vSphere HA virtual machine failover failed vSphere HA failover operation in progress in cluster Cluster1 in datacenter XXXXXX: 0 VMs being restarted, 1 VMs waiting for a retry, 0 VMs waiting for resources, 0 inaccessible vSAN VMs You can configure vSphere HA to designate specific hosts as the failover hosts. It’s first release provides the foundation to work towards creating a decoupled and distributed control plane for clustering services in vSphere. The challenge being that cluster services, like the vSphere Distributed Resource. We will simulate a host failure by powering it off. com. Reason: Failed to start the virtual machine. x, 5. Then, select an affinity or anti. It’s first release provides the foundation to work towards creating a decoupled and distributed control plane for clustering services in vSphere. If a host in a DRS enabled cluster runs a virtual machine on which Update Manager or vCenter Server are installed, DRS first attempts to migrate the virtual machine running vCenter Server or Update Manager to another host, so that the remediation. vSphere HA provides high availability for virtual machines by pooling the virtual machines and the hosts they reside on into a cluster. Architecture. Distribute them as evenly as possible. In fact, according to VMware, this is expected. After the host is back online, the VM stays offline and gets not powered up again!-Not enough resources to failover-Alarm HA VM failover changed from green to red - Virtual machine reloaded from new configuration [Mounted datastore]-Recovery Plan has begun recovering-Recovery Plan has finished recovering. Once all the services are back online, login to the vSphere UI, and confirm that the vCLS VMs are created for the cluster, and the vSphere Cluster Services status is set to healthy. Change back to 5 minutes. What is the vCLS Virtual Machine on VMware - The Tech Journal (stephenwagner. Trigger conditions. Virtual machines. The vCLS agent virtual machines (vCLS VMs) are created when you add hosts to clusters. Navigate to Monitor tab, and click Issues and Alarms > Triggered Alarms. isolation. Up to maximal. Smaller failure domains and reduced data resynchronization. Blog; HomeLab. There is an issue with vSphere High Availability configuration for this cluster. After some network configuration, you create a three-node cluster that contains Active, Passive. disable. event. vSphere HA failed to restart a network isolated virtual machine. You. ResolutionsSolved: Hello, I am testing vSphere HA with two ESXi hosts in my lab. vm. e. name} in {datacenter. With vSphere 7 U1, VMware introduced vSphere Clustering Service (vCLS), which helps in a situation when vCenter Server becomes unavailable. Shut down the vSAN cluster. Check the vSAN health service to confirm that the cluster is healthy. Everything looks fine except for alerts for all the virtual machines that HA failed to move. vSphere HA uses the management network only when vSAN is disabled. event. Also, I believe the HA Isolation Response is se to Leave Powered on. vSphere HA restarted a virtual machine. vCLS uses agent virtual machines to maintain cluster services health. The purpose of vCLS is to ensure that cluster services, such as vSphere DRS and vSphere HA) are available to maintain the resources and health of the workload’s running the cluster. Select Show cluster entries in the dropdown. EventEx] [info] [] [DC-xxxxx] [87492702] [vSphere HA failover operation in. Under Advanced Settings, click the Edit Settings button. How to clear the alarm from the virtual machine. vCenter Server 7 U2 Advanced Settings. In the vSphere 7 Update 3 release, Compute Policies can only be used for vCLS agent VMs. Log in as root to the appliance shell of the Active node by using the public IP address. A Confirm Device Unmount window is displayed. vSphere HA leverages a High Availability cluster (a logical grouping of ESXi hosts pooled on the same network) to protect against ESXi hosts, VMs and application failure. I am also unable to modify the Alarm Frequency, as it is greyed out. On the VM there is a red event: vSphere HA virtual machine failover failed. vmx file and click OK. Host HA disabled. g. disable. In short, if a virtual machine can successfully perform a VMotion across the. Hosts in the cluster are monitored and in the event of a failure, the virtual machines on a failed host are restarted on alternate hosts. I can manually clear the alarm but comes back after a while. Review the /var/log/fdm. In the Home screen, click Hosts and Clusters. I got a 5. Normally due to event "Insufficient resources to fail over this virtual machine. vSphere FT requires a 10-Gbit network between ESXi hosts in the cluster,. 0 or later host. Errors Feature 'cpuid. Click vSphere HA located under Services. 2. Products, Solutions and Services for Enterprise. PR 2337784: Virtual machines on a VMware vSphere High Availability-enabled cluster display as unprotected when power on If an ESXi host in a vSphere HA-enabled cluster using a vSphere Virtual Volumes datastore fails to create the . 0 Update 1. vSphere HA unsuccessfully failed over. If you disabled vSphere HA, re-enable it. I don't know why it's not working. Select the location for the virtual machine and click Next. Hosts in the cluster are monitored and in the event of a failure, the virtual machines on a failed host are restarted on alternate hosts. When the nodes are added to the cluster, the cluster will deploy a couple of vCLS virtual machines. The virtual machine violates failover when it attempts to power on. Not always but sometimes we tend to see an alarm on a VM "vSphere HA virtual machine failover failed". You. The virtual machine failed to become vSphere HA Protected and HA may not attempt to restart it after a failure. reregisterRestartDisabledVMs: When vSphere HA is disabled on a specific virtual machine this option ensures that the virtual machine is registered on another host after. Before you can obtain the benefits of cluster-level resource management you must create a cluster and activate DRS. Place the vCenter HA cluster in maintenance mode. vCLS run in every cluster, even when. These are useful alarms for troubleshooting and know, what was happened for a virtual. A pop-up window opens Edit Cluster Settings select vSphere HA radio and turn off (not green) > click OK. " Not once are these actually related to a HA event or does a VM reboot. VM {vm. then all alarms will be cleared, then edit the alarm again and click Enable and click OK. RED Status: vSphere HA VM Component Protection could not power off a virtual machine Alarm (to red) YELLOW Status: vSphere HA VM Component Protection could not power off a virtual machine. 9. From vCenter, you can clear the alarm from. August 7, 2023. This is expected behavior for vSAN clusters. I think this is an old message that has appeared for a while, but the machine that was migrated may now have been removed. A quorum of up to three vCLS agent virtual machines are required to run in a cluster, one agent virtual machine per host. The vCLS agent virtual machines (vCLS VMs) are created when you add hosts to clusters. VMware HA is often used to improve reliability, decrease downtime in virtual environments and improve disaster recovery/business continuity. It offers detailed instructions, such as copying the cluster domain ID, adding configuration settings, and identifying vCLS VMs. To enable HA repeat the above steps and select Turn on VMware HA option. Deselect the Turn On vSphere HA option. A dialog offers you the option to force a failover without synchronization. There is an issue with VMware high-availability protection for this virtual machine. Hi, There are 3 ESX hosts in our cluster. The agent VMs are not shown in the Hosts and Clusters overview in the vSphere Client. The 2 GB virtual disk is thin provisioned. In my case vCLS-1 will hold 2 virtual machines and vCLS-2 only 1. Confirm after 5 minutes it is no longer sending out alerts. In vSphere 7 Update 1, vSphere Clustering Service (vCLS) was introduced, it basically provides DRS and HA even if vCenter server is down, cool. Hi there, When I run a test plan I occasionally see an error stating that vSphere HA completed a. After failures are detected, vSphere HA resets virtual machines. The message cannot be removed. 8 Heartbeat Datastores. Yes. For more information about vCLS, see vSphere Cluster Services. shellAction. 5 and then re-upgraded it. This new cluster is part of a larger datacenter that has been running fine. Try to delete the datastore again. No virtual machine failover will occur until Host Monitoring is enabled. Right click the vCLS VM within the host, and select "Upgrade VM Compatibility". Search for events with vSphere HA in the description. During a vCenter HA failover event, the vCenter Sever services must start on the new active node. Navigate to Monitor tab, and click Issues and Alarms > Triggered Alarms. log file, there are entries similar to:spoons card game HA is a feature which restarts failed virtual machines (or inaccessible virtual machines if host isolation is configured) and does result in downtime for the VM, since the entire virtual. vsphere HA Virtual Machine failover failed Hi, There are 3 ESX hosts in our cluster. Use the domain ID copied in Step 3. Cause A vCenter HA failover might not succeed for these reasons. Before the first vCLS VM for the cluster is powered-on in a DRS enabled cluster, if users tries to. vsphere HA Virtual Machine failover failed. 7 virtual machine" to change the virtual hardware version to 14, and click on [Upgrade]. Move vCLS Datastore. vSphere HA will. I am also unable to modify the Alarm Frequency, as it is greyed out. ERROR: This virtual machine failed to become vSphere HA Protected and HA may not attempt to restart it after a failure. ; Add more physical CPU resources to the ESXi cluster. For more information about vCLS, see vSphere Cluster Services. vCLS uses agent virtual machines to maintain cluster services health. Here we can perform various. 07-06-2015 10:08 AM. The failed VM stays disconnected until the host is rebooted and back online 😕 It doesnt get reconnected or restarted on another host. Log in to the vSphere Client. Type the IP address of your vCenter Server or ESXi host, then enter the username and password. VM powered on. Normally due to event "Insufficient resources to fail over this virtual machine. vSphere HA will keep retrying to fail over the virtual machines until it gets a successful placement, however if an affined virtual machine is. vCLS uses agent virtual machines to maintain cluster services health. You. domain-c (number). This combination can result in a more balanced cluster after vSphere HA has moved virtual machines to different hosts. Release notes for earlier releases of vCenter Server 7. If so, update the FDM agent on the affected ESXi hosts. Both communications and datastore heartbeating fail, and the vSphere High Availability (VMware HA) agent. But, after 2 days. Reply. vCLS is upgraded as part of vCenter Server upgrade. When you enabled HA on a clster, some definition alarm will be activated. VMware KB article #2056299 describes the detailed steps to recover from this situation. Niels Hagoort wrote a lengthy article on this topic here. log file (Fault Domain Manager log) and check if there are errors related to vSphere High Availability. Click vSphere HA located under Services. Causes. Click vSphere HA located under Services. Admission Control/Host failures cluster tolerates: 1. Once the host successfully enters Maintenance Mode, exit it from. I have setup a new cluster on vsphere 7 with 6 servers. Avoid refreshing your web browser to ensure a successful network upgrade. 0 Update 1, the vSphere Clustering Services (vCLS) is made mandatory deploying its VMs on each vSphere cluster. Reason: The. Some criteria that can trigger this behavior is one or more of the following: · Relocating a virtual machine from one ESXi host to another (Powered-Off)8. Question #: 74. When you create a vSphere HA cluster, a. This is resolved in vCenter Server 5. Veeam VMware: vSphere HA VM Component Protection Could Not Power Off a Virtual Machine Alarm Veeam VMware: vSphere Profile-Driven Storage Service Health Alarm Veeam VMware: Virtual Machine Network Adapter Reservation Status AlarmThe vSphere Cluster Services deploys vSphere Cluster Services virtual machines to each vSphere cluster that is managed by vCenter Server 7. The vCLS agent virtual machines (vCLS VMs) are created when you add hosts to clusters. To clear this alarm on multiple virtual machines, you may select the host, cluster, data center, or vCenter Server object in the left pane and continue with below step to clear the alarms . Under Settings, select vCenter HA and click Edit. 0 Update 3 or when you have a new vSphere 7. The only warning I have are: - Triggered Alarm: Insufficient vSphere HA failover resources - Configuration issue: Insufficient resources to satisfy vSphere HA failover level on cluster. To proceed with the operation to unmount or remove a datastore, ensure that the datastore is accessible, the host is reachable and its vSphere HA agent is running. It does leave them unprotected by HA for the short time until HA is re-enabled. High availability: vCLS provides a highly available control plane for vSphere clusters, ensuring that virtual machines and other services remain available even in the event of host failures or network issues. This monitor tracks the vCenter Server alarm triggered when a vSphere HA virtual machine fail over fails. For more details see Using vSAN and vSphere HA. 1 cluster with some problems HA. Return to the vCLS VM in vCenter and click one the Configure tab for the VM. Deprecation of ESX Agent Manager (EAM) VIB lifecycle. you can remove and re-add the host to the cluster. [1-1] [2023-05-11T16:27:44. This should resolve the issue; If you found this information useful, please consider awarding points for «Correct» or «Helpful». The fault tolerance state of the virtual machine has changed to "Needs Secondary" state. I can check more tomorrow,, I may pwr down an ESXi host to see if the VMs move,,,The basic architecture for the vCLS control plane consists of maximum 3 virtual machines (VM), also referred to as system or agent VMs which are placed on separate hosts in a cluster. 0 Update 1 deployment. Deal with the vSphere HA virtual machine failed to failover error if occurs. Resolution. Procedure. This task can be done at the Cluster level (every Cluster with DRS and HA will have 1 o 3 vCLS VMs depending on the size of your Cluster). this virtual machine to become vsphere HA protected and HA may not attempt to restart it after a failure. This feature ensures cluster services such as vSphere DRS and vSphere HA are all available to maintain the resources and health of the workloads running in the clusters independent of the vCenter Server instance availability. If VMCP fails to terminate a virtual machine, this is the number of seconds the system waits before it retries a terminate attempt. We have vCenter 7 with 3 Datacenters inside and 1-2 ESXi Clusters inside each datacenter. You can however force the cleanup of these VMs following these guidelines: Putting a Cluster in Retreat ModeIn the Home screen, click Hosts and Clusters. name} on host {host. 7, 7. By default, HA will not attempt to restart this virtual machine on another host. VM monitoring action – Default alarm to alert when vSphere HA reset a virtual machine; Failover failed – Default alarm to alert when vSphere HA failed to failover a virtual machine; And there is the following host related alarm: HA status – Default alarm to monitor health of a host as reported by vSphere HA; To configure these. No: Cluster: 6. Resolution. When the prerequisite criteria are passed, click OK. Enable vCLS on the cluster. Right-click the cluster and click Settings. Click on the EDIT. x feature vSphere Cluster Service. The requirements of VMotion are actually more stringent than those for performing an HA failover, though some of the requirements are identical. Ignore this alert. Up to maximal three vCLS agent. I have one VM on each ESXi host and when I try to initiate HA by shutting down. Manually power on the virtual machine. 1 cluster with some problems HA. Veeam VMware: vSphere HA VM Component Protection Could Not Power Off a Virtual Machine Alarm; Veeam VMware: vSphere Profile-Driven Storage Service Health Alarm; Veeam VMware: Virtual Machine Network Adapter Reservation Status Alarm; Veeam VMware: vSphere Distributed Switch MTU matched status AlarmResolution. More information about individual parameters is below. Fault Tolerance requiere vSphere HA. again, this will have no impact on any running guest. 0 Update 1,. HA failover does not occur after setting Traffic Type option on a vmknic to support witness traffic. With HA, vSphere can detect host failures and can restart virtual machines. EventEx] [info] [] [DC-xxxxx] [87492702] [vSphere HA failover operation in. If I put one host in maintenance mode, the three vCLS VMs will be moved automatically, but not mines. In rare cases, vCenter Server might lose track of virtual machine keys reference records on an ESXi host. Perform one of the following steps until the vSphere HA status for the cluster returns to normal and VMs can be turned on: Maintenance Mode - return the host into Maintenance Mode. This could be frightening but fear not, this is part of VMware vSphere 7. ) for any reason. The active-passive architecture of the solution can also help you reduce downtime significantly when you patch vCenter Server. Normally due to event "Insufficient resources to fail over this virtual machine. Workaround: Perform the following steps to take a VM snapshot after you extend the size of a VM's virtual disks. Browse to the . event. Review vCenter Server events to confirm that a vSphere HA failover has occurred. The failed VM stays disconnected until the host is rebooted and back online 😕 It doesnt get reconnected or restarted on another host. vmware. Once a host fails, another host will take over the services immediately and perform virtual machine failover. By default, the alarm is triggered by the following events. vCLS is upgraded as part of vCenter Server upgrade. In short, if a virtual machine can successfully perform a VMotion across the. vCLS provides a mechanism that allows VMware to decouple both vSphere DRS and vSphere HA from vCenter Server. DRS is deactivated for the virtual machines, hence the virtual machine could not be moved onto the destination host. e. From the Type drop-down menu, select either Keep Virtual Machines Together (affinity) or Separate Virtual Machines (anti-affinity). By synchronously mirroring data between. Want to know what is in the current release of. Right-click the cluster name in the Navigator pane. A confirmation message is displayed: This operation consolidates all redundant redo logs on your virtual machine. domain-c7. There are specific alarms to HA. 0 Update 1. When there are 2 or more hosts - In a vSphere cluster where there is more than 1 host, and the host being considered for maintenance has running vCLS VMs, then vCLS. vSphere HA virtual machine HA failover failed. Make sure you migrate them to the vCLS storage containers. In the Home screen, click Hosts and Clusters. A virtual machine is marked as disconnected when the vCenter has lost communication to the ESXi host where the virtual machine is running. Enable the Turn On VMware HA option. This state is usually caused by a host that has been crashed. 1 Solution. Click OK. Click OK. Note: Any virtual machine network adapters that are not connected to a port group (standard or distributed) may cause the issue. Select Show cluster entries in the dropdown. If the problem persists, determine if other virtual machines that use the same datastore. Take the virtual machine snapshot. The virtual machine this auto migrate to old host. Select a ESXi host and click the Storage view under Configure > Storage Devices: Note: Screenshot below is from a HTML5 vSphere Client environment. To resolve this issue: Reduce the reservation set on the virtual machine to less than the capacity of the pCPU on the host. Troubleshooting vSphere HA Failure Response. This fault occurs when the HA configuration of CPU or memory resources reserved for failover is violated or is insufficient for the DRS operation. 0: das. In the vSphere Client, right-click the cluster and click Edit Settings again. On Host failure, NVDIMM PMem data cannot be recovered. Not always but sometimes we tend to see an alarm on a VM "vSphere HA virtual machine failover failed". Upgrade the VM’s “Compatibility” version to at least “VM version 14” (right-click the VM) Click on the VM, click on the Configure tab and click on “VMware EVC”. vSphere HA virtual machine failover failed alarm (2064229) Details This is one of a series of KB articles that provide information about. Vladan Seget Tue, Nov 3 2020 vmware, virtualization 1. Features, resolved and known issues of vCenter Server are described in the release notes for each release. When vSAN and vSphere HA are enabled for the same cluster, the HA interagent traffic flows over this storage network rather than the management network. It will maintain the health and services of that. Migrating a virtual machine fails with the error: Relocate virtual machine The operation is not allowed in the current connection state of the host Time: xx/xx/xxxx xx:xx:xx Target: xxxxx vCenter Server: xxxxx; The Summary tab of the powered on virtual machine reports. The number of vSphere HA heartbeat datastores for this host is 0, which is less than required: 2. There are various reasons why affected. Topic #: 1. Create a VM host rule in vSphere 7. From the drop-down menu, select NVDIMM. C. capable’ was 0, but must be at least 1′. Review the event description for detail on the cause. Step 7. Click the Configure tab. Select Maintenance Mode and click OK. Right-click the virtual machine that did not migrate to other host and click Edit Settings. These system VMs cannot be powered-off by users. Click Admission Control to display the configuration options. 4 Kudos. For more information, see vSphere Resource Management Guide. Run the following command. vCLS is upgraded as part of vCenter Server upgrade. Depending on whether or not Enhanced vMotion Compatibility (EVC) is activated, DRS behaves differently when you use vSphere Fault Tolerance (vSphere FT) virtual machines in your cluster. Also, there’s no networking involved, so there’s no network adapter configured. The admission control policy allows you to configure reserved capacity in any one of three ways: • Host Failures Cluster Tolerates (default) • Percentage of Cluster Resources Reserved. 08-02-2015 08:56 PM. com) Opens a new window. Deselect the Turn On vSphere HA option. Instead,. As you know, if you lose vCenter Server, you also lose the Distributed Resource Scheduler (DRS), so your VMs are no longer balanced across your cluster. Default vSphere alarms are set on the vCenter Server level and propagated to all child objects in the inventory. Select "ESXi 6. vSphere-HA folder, vSphere HA configuration fails for the entire cluster. Ping the default gateway. Resolution. We just want to migrate VM to the ESX host that just exit from maintenance mode. This alarm does not mean HA has failed or stopped. This part will introduce the detailed steps to create an efficient vSphere High Availability. Alarm name. Create a vSphere HA cluster for VMware VM failover step by step. This is specially required if summary tab of ESXi host shows non-ok status for vSphere HA. Problem If you select the Host Failures. Deselect the Turn On vSphere HA option. Moving any virtual machines to this host would violate a VM/VM DRS rule or VM/Host DRS rule. However, I was surprised with the time required to perform a manual failover, more than 3 minutes with vCenter down. To learn more about the purpose and architecture of vCLS,. tools. Make sure you migrate them to the vCLS storage containers. Provide administrative credentials when prompted. By default, this alarm is triggered by the following events:If the cluster is in a degraded state, events, alarms, and SNMP traps show errors. These are lightweight agent VMs that form a cluster quorum. Veeam VMware: vSphere HA VM Component Protection could not power off a virtual machine Alarm. If the issue is only for a few VMs and not for host then it might be a cosmetic issue while VM is properly HA protected at backend. If the LUN is being used as a VMFS datastore, all objects, (such as virtual machines, snapshots, and templates) stored on the VMFS datastore are unregistered or moved to another datastore. 0 Update 1 release VMware introduced a new service called the VMware vSphere Cluster Services (vCLS). 20 Questions] A VSphere administrator sees the alarm: vSphere HA virtual machine failed to failover. With the release of vSphere Cluster Services (vCLS) in vSphere 7. In the top right, click on EDIT VCLS MODE. Disable “EVC”. This issue can be resolved by. During a Site Recovery Manager workflow, post Test Recovery or Failover operations, some of recovered virtual machines might throw the following alarm: vSphere HA virtual machine failover failed. Site Recovery Manager 8. Normally due to event "Insufficient resources to fail over this virtual machine. Under vSphere Cluster Services, select General.