Arseny Zinchenko - DEV Community

Arseny Zinchenko

Nov 7 '20

Linux: LEMP set up — NGINX, PHP, MySQL, SSL, monitoring, logs, and a WordPress blog migration

#linux #wordpress #tutorial

29 min read

OpenVPN: OpenVPN Access Server set up and AWS VPC peering configuration

Hi, sure. In our setup, all traffic to the Internet will be...

Mar 31 '20

GitHub Actions in Action

It was the very first question in my head during reading ab...

Dec 7 '19

Thank you DEV Community!

For me, the most valuable here was the people, the communit...

Nov 29 '19

Arch Linux: package-query: error while loading shared libraries: libalpm.so.11

Yeah, I have yay just didn't use yet (yaourt was a bit simp...

Nov 6 '19

Arch Linux: NVIDIA driver installation for GeForce GTX 1050 Ti

Hi, Rishi. Sorry for the long reply - didn't notice notific...

Oct 21 '19

Linux: systemd-unit files edit, restart on failure and email notifications

Thanks, @jmon, it's interesting. Although I'm using mailx v...

Aug 22 '19

AWS: CloudCraft – an existing infrastructure’s map generator

Oh, indeed! Thanks, David - just missed to update them afte...

Aug 21 '19

Kubernetes: part 1 – architecture and main components overview

Thanks, David! Glad to hear that :-) As my migration only s...

Jul 26 '19

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Arseny Zinchenko

Nov 1 '20

Jenkins: Redis deployment, and Helm subchart values

#kubernetes #tutorial #devops

7 min read

Arseny Zinchenko

Nov 1 '20

Kubernetes: Service, load balancing, kube-proxy, and iptables

#todayilearned #linux #aws #kubernetes

10 min read

Arseny Zinchenko

Oct 27 '20

Kubernetes: running SQL migrations with Kubernetes Job and Helm hook

#kubernetes #tutorial #sql #devops

11 min read

Arseny Zinchenko

Oct 20 '20

Helm: reusable chart — named templates, and a generic chart for multiple applications

#todayilearned #kubernetes #devops #tutorial

17 min read

Arseny Zinchenko

Oct 5 '20

Kubernetes: Evicted pods and pods Quality of Service

#todayilearned #kubernetes #monitoring

5 min read

Arseny Zinchenko

Sep 29 '20

Redis: running Master-Slave replication in Kubernetes

#redis #database #kubernetes #tutorial

7 1

6 min read

Arseny Zinchenko

Sep 4 '20

Kubernetes: load-testing and high-load tuning — problems and solutions

#aws #kubernetes #tutorial #devops

11 1

36 min read

Arseny Zinchenko

Aug 13 '20

Kubernetes: a cluster’s monitoring with the Prometheus Operator

#todayilearned #monitoring #kubernetes #tutorial

7 1

13 min read

Arseny Zinchenko

Aug 12 '20

Kubernetes: HorizontalPodAutoscaler — an overview with examples

#todayilearned #monitoring #kubernetes #tutorial

19 min read

Arseny Zinchenko

Aug 5 '20

Neo4j: running in Kubernetes

#kubernetes #database

3 min read

Arseny Zinchenko

Aug 5 '20

Kubernetes: PersistentVolume and PersistentVolumeClaim — an overview with examples

#todayilearned #aws #kubernetes #tutorial

12 min read

Arseny Zinchenko

Jul 29 '20

Neo4j: graph database — run with Docker and Cypher QL examples

#database #docker #tutorial

7 min read

Arseny Zinchenko

Jul 23 '20

Prometheus: yet-another-cloudwatch-exporter – collecting AWS CloudWatch metrics

#aws #monitoring #tutorial #cloudwatch

6 min read

Arseny Zinchenko

Jun 24 '20

Kubernetes: ClusterIP vs NodePort vs LoadBalancer, Services, and Ingress — an overview with…

#todayilearned #aws #kubernetes #tutorial

11 min read

Arseny Zinchenko

May 17 '20

Docker: configure tzdata and timezone during build

#docker #automation

11 1

2 min read

Arseny Zinchenko

May 18 '20

AWS: CloudFormation - using Conditions, Fn::Equals, and Fn::If - an example

#aws #automation #tutorial

4 min read

Arseny Zinchenko

May 16 '20

Helm: helm-secrets — sensitive data encryption with AWS KMS and use it from Jenkins

#kubernetes #aws #security #tutorial

12 min read

Arseny Zinchenko

May 10 '20

Jira: filters and email notifications about tickets

#todayilearned #agile #productivity

3 min read

Arseny Zinchenko

May 8 '20

AWS: CloudFormation – using lists in Parameters

#aws #devops #automation #tutorial

4 min read

Arseny Zinchenko

May 5 '20

Helm: Kubernetes package manager — an overview, getting started

#todayilearned #kubernetes #tutorial #devops

9 min read

Arseny Zinchenko

May 4 '20

AWS Elastic Kubernetes Service: a cluster creation automation, part 2 — Ansible, eksctl

#kubernetes #aws #devops #tutorial

23 min read

Arseny Zinchenko

Apr 30 '20

Linux: no sound after suspend/sleep – the solution

#troubleshooting #linux

3 min read

Arseny Zinchenko

Apr 26 '20

Kubernetes: monitoring with Prometheus – exporters, a Service Discovery, and its roles

#kubernetes #aws #tutorial #devops

21 min read

Arseny Zinchenko

Apr 24 '20

AWS Elastic Kubernetes Service: a cluster creation automation, part 1 – CloudFormation

#aws #devops #kubernetes #tutorial

22 min read

Arseny Zinchenko

Apr 24 '20

Google Drive: using via terminal on Linux Debian 9 with insync-headless

#linux #google

3 min read

Arseny Zinchenko

Apr 21 '20

AWS Elastic Kubernetes Service: running ALB Ingress controller

#aws #kubernetes #tutorial

9 min read

Arseny Zinchenko

Mar 26 '20

Kubernetes: part 5 — RBAC authorization with a Role and RoleBinding example

#aws #kubernetes #security #tutorial

10 1

8 min read

Arseny Zinchenko

Mar 14 '20

Linux: processes core dumps, systemd-coredump and Debian

#todayilearned #linux #tutorial

8 min read

Arseny Zinchenko

Feb 29 '20

AWS: CloudFormation – Nested Stacks and stacks parameters Import/Export

#todayilearned #aws #tutorial

12 min read

Arseny Zinchenko

Feb 27 '20

Linux: gnome-keyring setup as Freedesktop SecretService

#linux #security

5 min read

Arseny Zinchenko

Feb 26 '20

Redis: “psync scheduled to be closed ASAP for overcoming of output buffer limits” and the client-output-buffer-limit

#database #monitoring #redis

7 1

12 min read

Arseny Zinchenko

Feb 24 '20

Linux: PHP-FPM, Docker, STDOUT and STDERR – no an application’s error logs

#todayilearned #docker #php #linux

9 min read

Arseny Zinchenko

Feb 19 '20

PHP: PHP-FPM ignores environment variables – solutions

#php #troubleshooting #kubernetes

3 min read

Arseny Zinchenko

Feb 15 '20

Kubernetes: running metrics-server in AWS EKS for a Kubernetes Pod AutoScaler

#aws #kubernetes #monitoring #tutorial

8 min read

Arseny Zinchenko

Feb 14 '20

Kubernetes: ConfigMaps and Secrets on a Gorush server example

#kubernetes #tutorial

6 min read

Arseny Zinchenko

Feb 14 '20

Kubernetes: ConfigMap and Secrets – data auto-reload in pods

#kubernetes #tutorial

3 min read

Arseny Zinchenko

Feb 6 '20

Kubernetes: running a push-server with Gorush behind an AWS LoadBalancer

#aws #kubernetes #tutorial

5 min read

Arseny Zinchenko

Jan 9 '20

Calibre Web: home in-browser online-library with Nextcloud storage and Moon+ Reader on Android

#android #docker

8 min read

Arseny Zinchenko

Jan 6 '20

Bitwarden: shared MFA TOTP codes for Gmail accounts

#security #passwords

3 min read

Arseny Zinchenko

Dec 13 '19

KeePass: SSH keys passwords storage and decryption on Linux

#linux #security #encryption #ssh

4 min read

Arseny Zinchenko

Dec 12 '19

KeePass: an MFA TOTP codes, a browser’s passwords, SSH keys passwords storage configuration and Secret Service integration

#linux #security #tutorial

14 min read

Arseny Zinchenko

Dec 10 '19

Chromium: Linux, keyrings && Secret Service, passwords encryption and store

#todayilearned #security #linux

8 min read

Arseny Zinchenko

Dec 7 '19

What is: Linux keyring, gnome-keyring, Secret Service, and D-Bus

#archlinux #linux #security #encryption

17 1

22 min read

Arseny Zinchenko

Dec 1 '19

SSH: RSA keys, and ssh-agent for SSH keys and their passwords management

#linux #security #ssh #passwords

10 min read

Arseny Zinchenko

Dec 2 '19

Linux: the Nextcloud client, qtkeychain and the “The name org.freedesktop.secrets was not provided by any .service files” error

#todayilearned #linux #archlinux

7 min read

Arseny Zinchenko

Nov 30 '19

Nextcloud: running in Docker Compose on Debian with Let’s Encrypt SSL

#linux #docker #ssl #tutorial

14 min read

Arseny Zinchenko

Nov 25 '19

Arch Linux: key could not be imported – required key missing from keyring

#archlinux #linux

5 min read

Arseny Zinchenko

Nov 23 '19

HTTP: redirects, POST and GET requests, and the "lost data"

#todayilearned #nginx #webdev #http

12 min read

Arseny Zinchenko

Nov 22 '19

AWS: RDS Certificate Authority SSL certificate upgrade

#aws #security #cloud

4 min read

Arseny Zinchenko

Nov 21 '19

Linux: Kazam – record a screencast

#linux #video

2 min read

Arseny Zinchenko

Nov 17 '19

Grafana: Loki – the LogQL’s Prometheus-like counters, aggregation functions, and dnsmasq’s requests graphs

#monitoring #tutorial #devops

15 min read

Arseny Zinchenko

Nov 17 '19

What is: SAML – an overview, its structure, and requests tracing between a Jenkins and Okta SSO

#jenkins #security

16 min read

Arseny Zinchenko

Oct 28 '19

dnsmasq: AWS – “Temporary failure in name resolution”, logs, debug and dnsmasq cache size

#aws #monitoring #dns

9 min read

Arseny Zinchenko

Oct 26 '19

Arch Linux: package-query: error while loading shared libraries: libalpm.so.11

#archlinux #troubleshooting

6 2

3 min read

Arseny Zinchenko

Oct 25 '19

Okta: G-Suite integration – provisioning and users import and export

#tutorial #security

7 min read

Arseny Zinchenko

Oct 21 '19

Github: SAML, Okta, and Github Enterprise Cloud – Organization SSO configuration

#git #security #tutorial

5 min read

Arseny Zinchenko

Oct 18 '19

AWS: Redshift – quick start and SQL-workbench connection configuration

#aws #database #bigdata

4 min read

Arseny Zinchenko

Oct 15 '19

Jenkins: SAML, Okta, user groups, and Role-Based Security plugin

#jenkins #security #sso #okta

5 1

5 min read

Arseny Zinchenko

Oct 14 '19

OpenVPN: the No route to host and ERR_ADDRESS_UNREACHABLE errors – the cause and a solution

#networking #openvpn #security

3 min read

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Arch Linux: package-query: error while loading shared libraries: libalpm.so.11

Arch Linux: NVIDIA driver installation for GeForce GTX 1050 Ti

Linux: systemd-unit files edit, restart on failure and email notifications

AWS: CloudCraft – an existing infrastructure’s map generator

Kubernetes: part 1 – architecture and main components overview

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