One of our clusters was displaying the following: To fix the issue simply stop and start HA on that cluster Ciick relevant cluster -> Configure -> vSphere Availability -> Edit -> Turn OFF vSphere HA -> OK Once removed turn back on Ciick relevant cluster -> Configure -> vSphere Availability -> Edit -> Turn ON Read More…
Category: Uncategorized
Manually Install New Cluster License in Nutanix
The following assumes the cluster is connected to the Internet. This guide will confirm the procedure on how to add a new license after adding a new node. From Prism Central/Elements -> Download cluster summary file From NX support portal -> Cluster Usage -> click Upload File and upload file from above step On Acropolis Read More…
DMG File Not Opening on MacOS
Whenever I downloaded a new .dmg (in this example I will call it myprogram.dmg) file and tried to run it nothing happened. I tried rebooting, updating (to 12.4) and control+click -> choose DiskImageMounter but it refused to open. To get around this I opened Terminal (either search for it or open via Finder -> Applications Read More…
Find Serial Number of Shelf on Ontap v9.x
Problem: I needed to locate the serial number of a new shelf i’d just added. Solution: Login to the cluster via SSH and run the following command my-sannapp01::> storage shelf show
ERROR: Update or Delete on Table “cluster_compute_resource_inv” Violates Foreign Key Constraint
Problem When trying to detach a vCenter from vCloud Director 9.1 – for an upgrade to supported version we got the following error: [ 8eeddedb-d2f5-4674-883f-1be4dd626d86 ] could not execute update queryERROR: update or delete on table “cluster_compute_resource_inv” violates foreign key constraint “fk_cc_dr_v_h_r_i2clu_com_re_in” on table “ccr_drs_vm_host_rule_inv”Detail: Key (ccr_inv_id)=(9a93e8c1-d373-4911-9322-a896db94b5f7) is still referenced from table “ccr_drs_vm_host_rule_inv”. Solution It Read More…
List VLANs and VLAN Groups from Cisco UCS Manager using PowerShell
1) Download and install Cisco UCS Powertool suite (in this example i will be using v2.4.1.3) 2) Install UCS Manager Module Install-Module -Name Cisco.UCSManager -RequiredVersion 2.4.1.3 3) Start Powertool suite and list modules: Get-Command -module Cisco.UCSManager | more 4) Connect to the UCS Manager Connect-Ucs -Name {10.10.10.1} 5) List VLANs and their VLAN Groups Get-UcsFabricNetGroup Read More…
Install and Enable SNMP on Centos 6
1) Check you have net-snmp-utils installed # yum list installed | grep net-snmp If not then install them: # yum install net-snmp-utils 2) Configure SNMP by editing the snmpd configuration file. Firstly take a backup of the current file # mv /etc/snmp/snmpd.conf /etc/snmp/OLD-snmpd.conf Now edit the new file. # vi /etc/snmp/snmpd.conf rocommunity public 172.17.19.100 Read More…
vHello
Welcome to Jordansphere. Lots of exciting content will follow.