You can do a precheck for a vSAN Host, disk or diskgroup evacuation with with evacuate all data, ensure accessibility or no action options. vSAN ESXi host Evacuation Pre-check To fetch the UUID of the vSAN cluster hosts :-[[email protected]:~] cmmds-tool find -t HOSTNAME owner=5bc74ddf-6e77-df6b-1442-005056016fc3(Health: Healthy) uuid=5bc74ddf-6e77-df6b-1442-005056016fc3 type=HOSTNAME rev=0 minHostVer=0 [content = (“esxi-2.labs.org”)], errorStr=(null)owner=5bc74de0-dd5b-9199-e5ea-005056016fbb(Health: Healthy) uuid=5bc74de0-dd5b-9199-e5ea-005056016fbb […]
vDS Out of Sync
This blog is focused on rectifying the vDS and making it in sync state. First, please you are not hitting a known BUG in vDS 6.6, check VMware Release Notes. You might see below warning in summary page of vDS The vSphere Distributed Switch configuration on some hosts differed from that of the vCenter Server […]
vPostgres Database useful commands
Command to connect vPostgres : /opt/vmware/vpostgres/current/bin/psql -d VCDB -U postgres We can also connect with the vPostgres database using pgAdmin tool : vPostgres configuration related files :- /storage/db/vpostgres/pg_hba.conf – This config file stores the information about the users that can connect to the database. It also stores the info about the information about from where […]
vCenter Appliance Networking Commands
Tool to check and modify the vCenter Appliance Network related configurations: # /opt/vmware/share/vami/vami_config_net Network eth0 configuration file : # /etc/systemd/network/10-eth0.network Command to list all open ports on PSC and vCenter Appliance: – # iptables -L port_filter -n –line-numbers From the above Iptables o/p, identify specific port is being used for which service : # iptables […]
Linux OS Run Levels
When any Linux system boots, init is the first process to kick in which is responsible for running other processes/start scripts. These processes then take care of initialization of the hardware, networking etc. Init process looks for the default run level in the /etc/inittab file and start scripts corresponding to the default run level. 0 – […]