FIX ERROR – RDS: Error creating DB Parameter Group: InvalidParameterValue: ParameterGroupFamily

When creating an RDS by specifying an incorrect value for the “ParameterGroupFamily” parameter, a similar error may occur: Error creating DB Parameter Group: InvalidParameterValue: ParameterGroupFamily default.mariadb10.2 is not a valid parameter group family   To see a list of all possible values for the “ParameterGroupFamily” parameter, you can use the following command:    

Docker Compose – Setting log size limit

By default, Docker Compose does not set any size limits for logs. For example, let’s set the limit to 10 MB and the maximum number of files for rotation – 10.    

Nginx – Regular Expression Tester

  For quick testing of Nginx regular expressions, you can use a ready-made docker image. To do this, you need to clone the NGINX-Demos repository:   Follow to the “nginx-regex-tester” directory:   And launch the container using “docker-compose“:   And open the next page: http://localhost/regextester.php  

FIX ERROR – EKS: cloudwatch – 0/1 nodes are available: 1 Insufficient pods.

After installing CloudWatch Agent in the EKS cluster, its pods stuck in the “Pending” state   Watching the describe pod   Solution: The solution was found here. In this EKS cluster, a separate NodeGroup is allocated for the system pods with the instance type: t3.micro, and there is simply not enough capacity to launch the … Continue reading "FIX ERROR – EKS: cloudwatch – 0/1 nodes are available: 1 Insufficient pods."

FIX ERROR – fdisk: DOS partition table format cannot be used on drives for volumes larger than 2199023255040 bytes for 512-byte sectors

When trying to create a partition with the “fdisk” utility, 2 or more TB in size, the following message appears: The size of this disk is 2 TiB (2199023255552 bytes). DOS partition table format cannot be used on drives for volumes larger than 2199023255040 bytes for 512-byte sectors. Use GUID partition table format (GPT).   … Continue reading "FIX ERROR – fdisk: DOS partition table format cannot be used on drives for volumes larger than 2199023255040 bytes for 512-byte sectors"