Sorry, your blog cannot share posts by email. The controller VM needs to be online during this phase. (IPMI is what we use here due to that the HW is Nutanix). The following figure provides an example of what a typical node logically looks like: Converged Platform. b. Steps you can do to bring the CVM online: Fill in your details below or click an icon to log in: You are commenting using your account. Change ). Shutdown the host. disconenct cables move nodes to second rack. If unable to shutdown run the command $ sudo power off. Alert message: Main memory usage in Controller VM or Prism Central VM ip_address is high, available_memory_kb KB of memory is free. ( Log Out /  Change ), You are commenting using your Twitter account. Post was not sent - check your email addresses! The soft shutdown and restart operations are initiated and performed by Nutanix Guest Tools (NGT) within the VM thereby ensuring a safe and graceful shutdown or restart of the VM. Validate that the datastores, are available and connected to all hosts within the cluster; Stop Node VMware GUI. In some rare cases it might happen that the controller VM is not auto booted on the vSphere host. and learn about Nutanix software on partner appliances and other x86 platform offerings. performing power operations on vms You can initiate safe and graceful power operations such as soft shutdown and restart of the VMs running on the AHV hosts by using the aCLI. connect power and network cables start all nutanix nodes - wait 10 minutes Connect to the IPMI nic to determine which physical host you need to connect to. Stop all guest VM'sapplication - (leave CVMs powered on) - if you host vCenter on Nutanix. CVM or Prism Central VM RAM Usage High [3023] [A1056] Name: CVM Memory Usage: Description: Check that CVM or Prism Central VM memory usage is not high. Cluster start . ( Log Out /  a. Connect with SSH to the CVM that is running on the node you want to bring down for maintenance. Change ), You are commenting using your Google account. Powerd it off too (at the very end)note down ESXi host where vCenter was running Shutdown ESXi hosts - one by one. Shutdown the CVM. vCenter and the Distributed Switch on a Nutanix Block. Ensure there are no user VMs left on the host (only the CVM should be on there at this point). Change ), You are commenting using your Facebook account. Create a free website or blog at ( Log Out /  Connect a monitor to the node and login to ESXi Open a console by pressing ALT-F1 and login Issues the command: vim-cmd vmsvc/getallvms (There should be only one VM on the host which is the CVM). The Nutanix CVM is what runs the Nutanix software and serves all of the I/O operations for the hypervisor and all VMs running on that host. Connect a monitor to the node and login to ESXi, Open a console by pressing ALT-F1 and login. Run the command $ cvm_shutdown -P now. After a few minutes the CVM should be started and you will see the leds on the disks start flashing. (The controllerVM is offline if there are no flashing leds on the disks) Use the UID. View specs for Nutanix appliances, including hardware platforms. ( Log Out /  Step 1 : To power on the Nutanix AHV host, need to press power button on Nutanix node or we can use the IPMI web console/iDrac/iLO etc. Power On the CVM; SSH into the CVM, and issue the following command: ncli cluster status | grep -A 15 cvm_ip_addr. Using the vSphere client, place the ESXi host into maintenance mode; SSH into CVM and issue the following command: This can be an issue when staging the nodes. Note : After we have successfully powered on the Nutanix AHV host, it will automatically power on the Nutanix CVM without any manual interference. The Nutanix CVM is responsible for the core Nutanix platform logic and handles services like:


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