How to find recently modified files on Linux

There are various occasions where you would like to search for files that have been changed/created in your Linux system recently or within any time frame. For example, as a system admin, you have done some configuration on your Linux system, but forgot where it was saved. You want to verify whether/how your Linux file system has been tampered with by someone recently. If you would like to find recently updated files on Linux, you can use find command as follows.Read more »

How to create a Linux LVM partition

In Linux, Logical Volume Manager (LVM) manages physical disk drives by using the notion of "logical" volumes. A "volume" could be a partition or an entire disk drive. Among other things, LVM allows you to create one or more logical volumes out of one or more physical volumes, resize logical volumes on-the-fly, and move logical volumes across different physical volumes. Such flexible disk management of LVM is a great advantage as re-partitioning is often necessary while you are running your system. If you would like to try out LVM, here is a 3-minute guide on how to create a Linux LVM partition.Read more »

How to mount HDFS using FUSE

Hadoop Distributed File System (HDFS) is a distributed, scalable filesystem developed as the back-end storage for data-intensive Hadoop applications. As such, HDFS was designed to handle very large files with "write-once-read-many" access model. Not being a full-fledged POSIX compliant filesystem, HDFS cannot be directly mounted by the operating system, and file accesses with HDFS are done via HDFS shell commands.Read more »

How to mount NFS share as a regular user

1. On the NFS client machine (e.g., 10.1.1.20), update /etc/fstab as root.Read more »

How to mount CD-ROM drive in Linux

In order to use CD-ROM/DVD drive in Linux, you first need to mount it. I will describe below how to mount CD-ROM/DVD drive in Linux.Read more »

How to extract files from ISO CD images

You can simply mount an ISO image via the loop device. Read more »