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A Quick one to Update the vCenter thumbprint in TCA and TKG after a vCenter certificate has been updated.
Symptoms- In Telco Cloud Automation (TCA) 2.X, all cluster, nodepool, and Network Function (NF) operations require a secure trust to...
simmisharma1212
Nov 12, 20233 min read
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If you failed to delete workload cluster after VC reboot this is for you!!!
Description- TKG 2.3 Customer had a downtime for vCenter for security patching. Once that is done, it is observed that Clusters cannot be...
simmisharma1212
Oct 15, 20231 min read
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Steps to Manually Renew the Cluster Certificates for Telco Cloud Automation 2.3
TCA 2.3 automatically handles the regeneration of the Kubernetes cluster certificates. Checking if Cluster Certificates are valid: Run...
simmisharma1212
Sep 17, 20233 min read
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Catch on How to disable TKG telemetry Service
Symptoms When a TKG Management cluster is deployed, , participation in the VMware Customer Experience Improvement Program (CEIP) is...
simmisharma1212
Sep 2, 20233 min read
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The migration from TCA 2.3 to 3.0 is stuck because the tca-app pods cannot start on the TCAM due to insufficient CPU
Symptoms- When performing migration from TCA 2.3 to 3.0 it gets stuck saying the tca-app pods cannot start on the TCAM due to...
simmisharma1212
Jun 21, 20231 min read
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TCA deployment to 3.0- error Unable to reach TCA service from ingress. Please check the Status of the service by accessing the cluster.
Symptoms- We have recently deployed TCA 3.0 Version : 3. 0. 0 Build 22803370 and have observed that once the configuration of both TCA...
simmisharma1212
May 14, 20231 min read
23 views
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Steps to delete a namespace which got stuck in the Terminating state
Have you ever been stuck in a situation when you were trying to delete a namespace but it was stuck in the Terminating state? Recently, I...
simmisharma1212
Feb 25, 20232 min read
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CNF termination fails in TCA manager 2.1 with "Helm Termination failed- Internal server error
Symptoms: CNF termination was failing in TCA Manager with the following error message. Cause: the Kubernetes certificates expired on the...
simmisharma1212
Feb 1, 20231 min read
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Changing password of TCA-CP needs changing password for mgmt domain as well
I had faced a situation where after changing TCA CP password and updated in compute CP as well started showing error while creating...
simmisharma1212
Jan 6, 20231 min read
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Upgrading VM to kernel linux-rt-XXXXX.ph3 from TCA, and Faced error: "JSNOPATH["repopath"] not found
One of our Partners were upgrading VM to kernel linux-rt-4.19.198-21.ph3 from TCA, and are getting below error: "JSNOPATH["repopath"] not...
simmisharma1212
Dec 17, 20221 min read
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Persistent Volume for CNF deployed over multiple vSphere Clusters
Problem Description- CNF could be deployed under multiple vSphere Clusters due to scaling or design implementation. If CNF is requiring...
simmisharma1212
Nov 19, 20221 min read
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CNF instantiation failed with "Pre Interface Script execution failed" error? Here is the solution.
Symptoms- "Pre Interface Script execution failed" for failed CNF instantiation and showing below shown error; Steps for resolution- 1. If...
simmisharma1212
Nov 18, 20221 min read
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Response.accessinfo.password ***** requires password error while On-boarding VNF via TCA S-VNFM
Symptoms- Error encountered while On-boarding VNF via Telco cloud automation (TCA) 2.1 with CBAM as partner system. Pre-requisites-...
simmisharma1212
Nov 16, 20221 min read
15 views
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Unable to launch TCA GUI; API server supporting this page may be temporarily down,Please reload page
Symptoms- While trying to lauch the Telco cloud automation GUI it says API server supporting this page may be temporarily down,Please...
simmisharma1212
Oct 27, 20221 min read
19 views
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Late binding Memory Problem in TCA 2.1
Iussue- During customization, the VMConfig plug-in tries to fit the virtual machines to the correct NUMA nodes of the ESXi server based...
simmisharma1212
Oct 14, 20222 min read
5 views
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Process to generate certificate for Telco Cloud Automation
A CSR is required for each TCA Component (TCA manager and control planes) and the same generated certificates can be used for both...
simmisharma1212
Oct 7, 20221 min read
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Delete namespace in TCA Kubernetes cluster stuck in a terminating state?
Use the command below without any changes. it will work like a charm. NS=`kubectl get ns |grep Terminating | awk 'NR==1 {print $1}'` &&...
simmisharma1212
Sep 9, 20221 min read
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Insufficient compute/storage resources Error message while on-boarding the VNF via TCA 2.1
Symptoms- While On-boarding VNF with Nokia VNF manager i.e CBAM rather than regular TCA’s generic VNF manager on TCA 2.1 GUI, you may...
simmisharma1212
Aug 5, 20221 min read
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In TCA 2.1->helm-service stuck in activating state?
While instantiating CNF, helm-service stuck in activating state? There are 2 Workarounds- Either remove stale entry from mongo from...
simmisharma1212
Jul 22, 20221 min read
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Have only 2 ESXI hosts and wants to configure vSAN- here you go
You have Only with 2 ESXI hosts and wants to configure shared storage via vSAN, it was not possible when vSAN was released a two-node...
simmisharma1212
Jul 1, 20222 min read
72 views
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