Robertas Reiciunas

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Author: Robertas Reiciunas

  • Kubernetes experience – the monitoring

    Kubernetes experience – the monitoring

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    Previously… Overview If you read my previous / first post, you know that by now I have Mini-PC with Proxmox Virtualization and a Kubernetes cluster of 3 nodes. All nice fresh and empty, a diagram of core elements is above. Now, let’s begin. The target for monitoring, at this point, is to have Prometheus for…

  • Kubernetes experience – the beginning

    Kubernetes experience – the beginning

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    Robertas Reiciunas
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    Pre-history All this started way before I was even beginning to think about Kubernetes, how it works, what to do with it, or that I’m going to use it at home, somehow… I did hear about it, of course, just wasn’t anywhere close to actually use it, or even touch it. No, it was a…

  • Jira Reports

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    Overview It all started when my line manager at the time came to me with an ask to help and automate our sprint numbers so that it wouldn’t be a tedious clicking task on a fortnight. So it started… Source code here: Technologies / Services Stack Here’s the technologies / services stack I’ve chosen, based…

  • MySQL / Percona profiler

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    Hey, this is designed to profiles SQL queries on Percona Cluster, however it would run on normal MySQL without any issues. Log into mysql console and run the following (don’t logout of console until finished profiling, or take note of the changed variables): Wait for some time – 30-60 minutes, allow the queries to be…

  • MS SQL full database search procedure

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    This is a neat procedure to search for a string in all MS SQL database: After you created this procedure, do a search with the following: exec [dbo].[Find_My_String] ‘searchstring’, 0

  • HA Cluster on Centos

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    HA (High Availability) cluster is used to increase availability for any selected service on linux. Today I will show you how to install and configure basic software on Centos 7 – to get started with HA Cluster. First of all, we need two Centos 7 nodes installed in server mode and fully updated. For this example…

  • PowerShell

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    Run remote commands in powershell Run the following command to authencitate and execute commands remotely

  • Windows system integrity checks

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    Here are some useful commands to check windows system integrity. First of all, launch a command prompt with privileged permissions: First of all, lets run System File Checker: Next lets run Deployment Image Servicing and Management tool. Let’s check first: Next commands are for repairing. If you have your installation ESD or WIM file –…

  • Apache2 client IP logging behind AWS ELB

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    Came to a problem a few days ago. If an EC2 instance is behind an ELB (Elastic Load Balancer) then in apache logs all you will see is ELB’s internal IP addresses. This post might be interesting to AWS users hosting their site on EC2 with apache and wanting to see client IP addresses in…

  • Windows Licence / Product Key management

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    View Activation, License, and Expiration Date Information View the License Expiration Date Upgrade Home to Pro Uninstall the Product Key Clear registry Reboot Option 1 – upgrade by removing old and installing new key Set or Change the Product Key Option 2 – upgrade by using Microsoft RTM code Disconnect from the network – you…