Thodoris Velmachos

I am a passionate DevOps. I working as a consultant, who can deliver quality services.

Athens,Greece Joined on Aug 26, 2022 https://t-velmachos.start.page/

Education

Technological Institute of ComputerScience and Mass Media

Work

Founder / DevOps at NgCloudOps

Thodoris Velmachos

Dec 15 '23

Reindex Indices with Python

#programming #python #elasticsearch #script

1 min read

Thodoris Velmachos

Mar 31 '23

Consul Service Discovery on Prometheus.

#kubernetes #devops #observabillity

1 min read

Thodoris Velmachos

Dec 5 '22

Do you want to enforce Least Privilege Principle to k8s Api Server?

#kubernetes #devops #rbac #tutorial

2 min read

Thodoris Velmachos

Nov 14 '22

How to Migrate Indices from Elasticsearch.

#devops #kubernetes #elasticsearch

2 min read

Thodoris Velmachos

Nov 12 '22

Deploy Promtail as a Sidecar to you Main App.

#devops #kubernetes #observabillity #grafana

2 min read

Thodoris Velmachos

Nov 11 '22

How to Backup a Mongo DB In K8s.

#devops #kubernetes #mongodb #operations

2 min read

Thodoris Velmachos

Nov 3 '22

Pods running in GKE are not mounting their PVs.

#kubernetes #devops #troubleshouting #gke

1 min read

Thodoris Velmachos

Nov 3 '22

Do you know the project called Otomi?

#devops #kubernetes #gitops #paas

2 min read

Thodoris Velmachos

Nov 3 '22

How to execute Ansible Playbook with a Github Action.

#devops #docker #ansible #github

2 min read

Thodoris Velmachos

Nov 3 '22

How to Update an Kubernetes Image Imperatively.

#kubernetes #devops

1 min read

Thodoris Velmachos

Oct 24 '22

How to create a Grafana Alert Rule.

#devops #kubernetes #grafana

2 min read

Thodoris Velmachos

Oct 15 '22

How to transfer Files to Samba Server with Powershell 7.

#devops #tutorial #powershell #sysadmin

3 min read

Thodoris Velmachos

Oct 15 '22

How you can provision a AWS EC2 Instance with AWS Cloudformation.

#devops #aws #iac #tutorial

4 min read

Thodoris Velmachos

Oct 13 '22

How to register a S3 repository used to store Elasticsearch Snapshots.

#devops #aws #boto #python

1 min read

Thodoris Velmachos

Oct 10 '22

Protect your Kubernetes Persistent Volumes from accidental deletion.

#kubernetes #python #tutorial #devops

3 min read

Thodoris Velmachos

Oct 8 '22

How to upgrade your GKE Manually to 1.22.12-gke.2300.

#kubernetes #gke #devops #tutorial

4 min read

Thodoris Velmachos

Oct 5 '22

Deploy Traefik Ingress to Kubernetes with Flux.

#kubernetes #tutorial #beginners #infrastructure

4 min read

Thodoris Velmachos

Oct 3 '22

Verify the Images deployed to Kubernetes.

#kubernetes #security #tutorial

1 min read

Thodoris Velmachos

Oct 3 '22

Create Multi Arch Pipelines with Github Actions.

#docker #github #tutorial

2 min read

Thodoris Velmachos

Oct 3 '22

Deploy Traefik Ingress with Helm.

#kubernetes #tutorial #gke

2 min read

Thodoris Velmachos

Oct 2 '22

SBOM/Vulnerability Assessments against Docker Images.

#security #docker #devops #devjournal

1 min read

Thodoris Velmachos

Sep 30 '22

Teleport Database Access Management.

#devops #database #security #postgres

4 min read

Thodoris Velmachos

Sep 19 '22

How to enable TLS on Postgres managed by Helm.

#kubernetes #helm #postgres #tls

1 min read

Thodoris Velmachos

Sep 17 '22

Hello, I am Thodoris

#devops #kubernetes #python

1 min read

DEV Community

Thodoris Velmachos

Badges

Writing Debut

One Year Club

8 Week Writing Streak

4 Week Writing Streak

Skills/Languages

Currently learning

Currently hacking on

Reindex Indices with Python

Consul Service Discovery on Prometheus.

Do you want to enforce Least Privilege Principle to k8s Api Server?

How to Migrate Indices from Elasticsearch.

Deploy Promtail as a Sidecar to you Main App.

How to Backup a Mongo DB In K8s.

Pods running in GKE are not mounting their PVs.

Do you know the project called Otomi?

How to execute Ansible Playbook with a Github Action.

How to Update an Kubernetes Image Imperatively.

How to create a Grafana Alert Rule.

How to transfer Files to Samba Server with Powershell 7.

How you can provision a AWS EC2 Instance with AWS Cloudformation.

How to register a S3 repository used to store Elasticsearch Snapshots.

Protect your Kubernetes Persistent Volumes from accidental deletion.

How to upgrade your GKE Manually to 1.22.12-gke.2300.

Deploy Traefik Ingress to Kubernetes with Flux.

Verify the Images deployed to Kubernetes.

Create Multi Arch Pipelines with Github Actions.

Deploy Traefik Ingress with Helm.

SBOM/Vulnerability Assessments against Docker Images.

Teleport Database Access Management.

How to enable TLS on Postgres managed by Helm.

Hello, I am Thodoris