Fine-tuning PostgreSQL requires a lot of experience and screw-ups along the way. Luckily, there is a configuration calculator available online made just for DevOps, SysOps and DB admins which could be quite handy.

There is a quick hack to get started with Podman if you are not familiar with the syntax though.

I wouldn’t place Oracle Cloud in my top 5 cloud providers list, and as we know the cloud isn’t cheap nor free, but it seems that Oracle are stepping up the competitive game by offering always free resources which not surprisingly comes up with a certain limitation.

Nowadays almost every owner of a website wants to secure his site with an SSL certificate. Once that is achieved the second step is to redirect the whole HTTP traffic to HTTPS depending on your web server, which will fully secure the connection between the…

Using the latest ARM templates schema API version is important only when provisioning new resources. In general, there is no need to keep up-to-date API version of the already deployed resources, unless it’s advised so by Azure. If it works, don’t fix it.…

Nowadays almost every owner of a website wants to secure his site with an SSL certificate. Once that is achieved the second step is to redirect the whole HTTP traffic to HTTPS depending on your web server, which will fully secure the connection between the…

It’s almost always not a good idea to decrypt aws_iam_user_login_profile password to Terraform output since there are better approaches, which will not be covered in this topic today. But just for the sake of argument, roll up your sleeves and try to decrypt…

Working with multiple AWS accounts can lead to timeouts between the different account services. Behind the VPC peering and the routing table connection, a very important thing is to set hosted zone association if you want to reach some service from the other…

Most likely, if you use ECS as your application orchestration service it will require some basic knowledge to manage Application Load Balancers short ALBs. Essentially managing the access of your application can be accomplished through the ALBs security group…

While migrating your WordPress site or syncing the production database with staging you need to change the domain URL from the database. Instead of crawling within the WP database, I will show you how to change WP domain URL through wp-cli which is a more…

AWS SSM is a nice feature if you don’t want to deal with the majority of the SSH issues along the way. Today’s topic is all about resolving the: SessionId: devcoops-<some_string>: Plugin with name Standard_Stream not found. Step name: Standard_Stream issue.

In order to save some space on your Jenkins instance or if you need to create some backup jobs for multiple environments, you will need to enable shared space between multiple jobs. It’s a quick and easy job in Jenkins but it’s a little bit tricky cause it’s…

Managing and deploying AWS IAM User Login Profiles in Terraform requires a base-64 encoded PGP public key or a Keybase, as stated in the official documentation. But, there is no info on how to get to this PGP key, hence the topic for today will describe the…

RPO (Recovery Point Objective) and RTO (Recovery Time Objective) are two of the most crucial and key parameters as part of a disaster recovery plan. Even though RTO and RPO sound alike, obviously there are major differences between them which I’m going to…

As the podman is becoming a suitable way for replacing docker he also offers a compose file for managing multiple services as docker-compose. There are three ways to install it and I’m going to cover all of them. It’s easy and simple but to avoid some podman…

In case you didn’t know by now, Azure Portal offers a decent ammount of customization, including option to auto logout after a period of time.

If you have already created a docker-compose stack and you are trying to restart the containers or start them you may face Docker error: Cannot start service ..: network $network-id not found error. Here I will quickly show you some working scenarios on how…

Speaking of Azure regions and locations, very often we think of the commercial Azure cloud, since there is Azure Government, which basically represents a completely isolated Azure cloud dedicated to the US government only. For the rest of us being plebs,…

As the podman is becoming a suitable way for replacing docker he also offers a compose file for managing multiple services as docker-compose. There are three ways to install it and I’m going to cover all of them. It’s easy and simple but to avoid some podman…

Slack is one of the most popular and used messaging apps by companies of any kind of business size, from small companies and startups to large enterprises. From DevOps point of view, the need for automation, observability and monitoring is still there, so…

Public Azure cloud IP ranges and service tags could be important thing when working with services and NSGs (Network Security Groups). The list could be downloaded as a JSON file in a couple of different ways which will be described as below.