Linux Performance is an important task for Linux admins. Irqbalance is a command-line tool that distributes hardware interrupts across processors to improve system performance. We will cover irqbalance service today to see why we can get better network and storage…
Linux is a multi-user system. It is always important to know who has logged into your Linux box. This isn’t just to help track the activities of malicious users, but mostly to figure out who made the mistake that crashed…
Checking remote port status is a common task for Linux admin. Now we collect 6 different ways for this task. We don’t need to install any package if we use the following two python commands. We need to install the…
Pip is the package installer for Python. We can use pip to install packages that are not distributed as part of the standard library from the Python Package Index and other indexes. How to install Pip on Linux? First, we…
DHCP is a network protocol used on IP networks where a DHCP server automatically assigns an IP address and other information to each host on the network. We can use tcpdump command to filter DHCP packets. How DHCP Works? DHCP…
Ever felt like your network was a bustling city street, but you only had a bird’s-eye view, unable to pick out individual conversations? That’s where tcpdump comes in. It’s like having X-ray vision for your network interfaces, letting you see…
Many people choose free open source software to monitor Cassandra cluster to save cost. In our env, we use telegraf/Influxdb/Grafana to monitor Cassandra performance. This monitoring package is open source. We can download and use them for free. Use TIG…
Linux is very popular now. But what is Linux? To understand what Linux is, it is necessary to first explain what OS is and a little about its component parts. We collect 4 basic questions to help you understand what…
Linux commands are very important for Linux Beginners. These 20 important Linux Commands will be very useful for you. In this article, I will show you the 10 basic Linux commands and 10 advanced commands that every beginner must know.…
Linux Multipath command is used to manage storage SAN (storage area network) disks on OS side. Linux multipath provides a way of organizing the I/O paths logically, by creating a single multipath device on top of the underlying devices. Start…
