6 ways to troubleshoot connection closed by remote host
The “connection closed by remote host” message usually indicates that the remote host (e.g., a server) has closed the connection. This can happen for a variety of reasons, such as network issue, the remote host crashing, the connection timing out, or the remote host intentionally closing the connection. If you are trying to establish a […]
2 ways to switch to root user in Linux
In Linux, there are two ways to switch to the root user. The first way is to use the su command, and the second way is to use the sudo command. In this blog post, we will discuss both methods in detail. We will also provide step-by-step instructions on how to switch to the root […]
3 ways to find user home directory in Linux
In Linux, the home directory is where user data is stored. This can be useful for finding files that belong to a particular user, or for troubleshooting purposes. There are three main ways to find a user’s home directory in Linux: by using the environment variable, the ~, or from /etc/passwd file. In this blog […]
4 ways to troubleshoot slow disks in Linux
If your Linux system is running slowly, the first place to look is usually the disks. Often, a slow disk can cause a significant slowdown in overall system performance. In this blog post, we will discuss four ways to troubleshoot slow disks in Linux. We will also provide some tips on how to improve disk […]
3 ways to list mount points in Linux
In Linux, there are three ways to list mount points: using the df command, using the mount command, and using the cat /proc/mounts command. In this blog post, we will discuss each of these commands in detail. We will also provide examples of how to use each command. By the end of this blog post, […]
2 ways to list users in Linux
There are many different ways to list all the users in Linux. In this blog post, we will discuss two of the most common methods. The first method is to use the “cat /etc/passwd” command. This command prints a list of all the users who are stored in the “/etc/passwd” file. The second method is […]
2 ways to append text to the end of file in Linux
There are a few ways to append text to the end of a file in Linux. In this blog post, we will discuss two of them: using the “>>” operator, and using the “tee” command. Let’s get started! Append text to the end of a file with >> operator in Linux The “>>” operator is […]
Understanding hugepages in Linux
In computing, a page is a unit of memory. The size of a page depends on the operating system and hardware. In Linux, a page is usually 4096 bytes (4 KB). However, in some cases pages can be up to 16384 bytes (16 KB) in size. This larger size is called a “hugepage.” In this […]
3 ways to check EC2 Instance ID in AWS
If you’re running a business on Amazon Web Services (AWS), then you know that instances are an important part of your infrastructure. It’s crucial to be able to identify your instances easily, so that you can manage them effectively. In this blog post, we will discuss three different ways to check your EC2 instance ID. […]
2 Ways to login Linux server with SSH key
In this blog post, we are going to discuss two ways that you can login to your Linux server using an ssh key. The first way is by specifying the ssh key file in ssh command, and the second way is by adding ssh key in ssh configure file. We will go over the benefits […]