vCenter – Nick's Container on the cloud ;)

Esxi PCI passthrough device always hung at reboot needed? (esxi white box)

April 3, 2022 - Nithin Titta

screenshot: log: /var/log/boot.gz workaround was to disable ACS

vcsa update “stage only” and “stage and install grayed out”

May 30, 2021May 30, 2021 - Nithin Titta

screenshot: Solution: remove/rename the software update status config file On a side note: I ran into the issue after attempting to “stage and install” my homelabs vcsa, logs reveal: so, I did the above, staged the upgrade repository this time: Then ran the install:

Content library hack(DB)

November 28, 2019March 5, 2020 - Nithin Titta

DB postgres

VMware Content library, A unique way to make VM templates/ISO’s available across multiple vCenter’s. However, It does not handle Datacenter segregation very well when storing the contents on NFS/VMFS. A subscribed library would need dedicated storage space and would be pointless in my setup as I had presented the NFS…

vCenter REST API returns 404 com.vmware.vapi.rest.httpNotFound

November 27, 2019November 28, 2019 - Nithin Titta

API vCenter

Okay, so the other day I had someone reach out to me for a vCenter rest API issue, Apparently, REST API to any vCenter component using the API explorer or the CLI would return the error Cli: Generate session: (on bash shell): (or simply go grab the complete command from…

Bumping up VAPI logging in vcsa for REST API troubleshooting

November 26, 2019November 28, 2019 - Nithin Titta

API vCenter

log files: /var/log/vmware/vapi/endpoint/endpoint.log

Enable TFTP on VCSA

August 7, 2019March 5, 2020 - Nithin Titta

vCenter

Start TFTP service Allow TFTP port on the VCSA firewall Confirm if the port is allowed on the firewall Make the firewall rules persistent: Export Ip tables rule Create a startup script at path: /etc/init.d/startftp.sh with the below contents: change the permissions of the script set the script to run…

Handy commands when working with vPostgres

April 8, 2019July 3, 2019 - Nithin Titta

DB vCenter

Copy Table to CSV Copy table from CSV list Top tables by size: postgres password: Rename table Database backup/Dump using pg_dump Database backup (excluding a specific corrupted table) Determining broken tables(pg toast) Starting postgres in single user mode: Reset WAL (Write Ahead logs) Error “MultiXactId has not been created yet…

Replacing VMware-stsd certificate on 6.5/6.7

April 4, 2019April 10, 2019 - Nithin Titta

vCenter

If the vCenter was upgraded from 5.5, it retains legacy endpoints for lookup service IE: https://FQDN:7444/lookupservce/sdkRunning certificate-manager will not replace the certificate and vCenter might actually start to complain about expired certificate although they are valid. In this can be easily worked around by replacing the certificate on the VECS…

VMCA Certificates replacement for vCenter 6.x, workflow

April 2, 2019February 10, 2023 - Nithin Titta

vCenter

VMCA is the Default self-signed certificates that is set up at the time of vCenter deployment. All solution users and machine SSL certificates are signed with this certificate. VMCA certificates can be regenerated by using option 8 on the certificatae manager. choosing option 8, you are presented with the below…

Restricting Plugins on vSphere web-client (Flex and html5)

March 25, 2019April 2, 2019 - Nithin Titta

vCenter

on Certain occations when the vCenter is upgraded, Plugins like pure, Netapp, NSX, SRM etc can cause incompatibility and prevent the webclient from loading up/Malfunctioning Starting vSphere 6.7, we have a config file to white list and black list plugins which helps us to flag specific Malicious/incompatible plugins which prevents…