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Understanding targetPort in Kubernetes

WebThe targetPort is part of this definition, ensuring that the traffic reaching the Service is routed to the correct port on the Pods. The Service routes traffic from its own …

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Expert Tips on Checking Kubernetes Container Status

WebFirst, list all the running Pods in your Kubernetes cluster to identify which Pod contains the container whose status you want to check: kubectl get pods. This command …

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Mastering Kubernetes Pods: A Comprehensive Guide to Container

WebRetrieves the logs of a specific Pod. If the Pod has more than one container, you can specify the container with -c <container-name>. Execute a Command Inside a …

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ClusterIP NodePort LoadBalancer: Kubernetes Service Types

WebClusterIP: The Default Choice for Internal Communication. Use Case: ClusterIP is the default Kubernetes Service type, designed primarily for internal …

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4 Ways to Check Network Status on Linux

WebThese Linux commands below are based on the TCP/IP model. These commands are safe to run without changing any of our network configurations. Check …

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4 ways to check network usage in Linux

WebTo use the sar command with the -n DEV option, open a terminal and type the following command: sar -n DEV 1. The sar command will then collect and display …

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Linux File System: Understanding Directory Structure

WebTo remove a directory, use the ‘rmdir’ command followed by the directory name. Keep in mind that the directory must be empty for ‘rmdir’ to work. If the directory …

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3 ways to check disk performance in Linux

WebThe following Linux commands can be used to check disk performance: iostat – This command provides information about CPU and I/O statistics for devices and …

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Best way to List all the services in Linux

WebThe systemctl command is a powerful tool in Linux systems that serves as the interface to control and manage the systemd init system. It is a central component …

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6 Ways to Fix Connection Reset by peer

WebThe first thing that you can do is check the network interface on the remote server. To do this, use the “ifconfig” command. The output of the “ifconfig” command will …

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Resize Multipath disk on Linux

WebResize the multipath device. After resizing the underlying paths, you can resize the multipath device itself using the `multipathd resize` command. This command …

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Understanding Ping Command and ICMP with Examples

WebHere are 5 common ping command options with examples: “-c” option: This option specifies the number of packets to send. For example, to send 5 packets, you can …

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Check Linux Block Device with Examples

WebA block device is a storage device that moves data in sequences of bytes or bits (blocks). These devices support random access and generally use buffered I/O. …

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Troubleshoot high iowait issue on Linux

WebCheck Disk IO Performance on Linux. In Linux system, we can use iostat command to get performance data for disks. If the issue happen in the past, we can use …

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3 ways to Find Top CPU-Consuming Processes in Linux

WebUsing the top Command. Open the Terminal: Access your command line interface.; Run the top Command: Type top to open an interactive interface showing …

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Quick Guide to Fix Linux IOWait Issue

WebThere are two main steps to fix the IOwait issue. figure out why this process uses these IO resources, try to reduce the IO workload from application level. increase …

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4 Ways to Check Disk Partition with Examples in Linux

WebThe output will show information about the block devices on the system. Type df -h and press Enter. The output will show the disk partitions and their sizes as …

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3 ways to fix FileNotFoundError: [Errno 2] No such file or directory

WebYou can use the os.chdir () function to change the current working directory before opening a file in Python. For example: import os. # Change the current working …

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