The systemctl mask and systemctl disable are both crucial commands for Linux administrators, and you must know their differences to decide which one to choose in certain situations.
The post Systemctl Mask vs Systemctl Disable appeared first on Linux T…
We’ve written several articles in the past to find LUN ID mapped to Block device/disk, but when you’re managing a VCS cluster there are some situations where you might want …
The post How to find SAN LUN Mapped to VxVM Disk in Linux first appeared on 2DayGeek.
Extending the VxFX file system is a routine task for a Linux/Unix administrator and this can be done online with a few steps described in the below article: In this …
The post How to Extend Veritas File System (VxFS) in Linux first appeared on 2DayGeek.
There are situations where you want to map storage LUN (Logical Unit Number), Block Device, LVM (LV & VG names) and File System (FS) information for FS expansion or Disaster …
The post How to map LUN, Disk, LVM and FileSystem in Linux first appeared on 2DayGeek.
As you would have already known that the Red Hat Enterprise Linux (RHEL) 7 maintenance support phase will come to an end in June 2024. It’s time to prepare for …
The post How to Upgrade from RHEL 7 to RHEL 8 first appeared on 2DayGeek.
For some requirements, you may need to find a block device mapped against a logical unit number (LUNs) and filesystem (FS) for FS expansion or disaster recovery (DR) activity. Similar …
The post How to map SAN LUN, Disk and FileSystem in Linux first appeared on 2DayGeek.
For some requirements, you may need to find a block device mapped against a logical unit number (LUNs) and filesystem (FS) for FS expansion or disaster recovery (DR) activity. Similar …
The post How to map SAN LUN, Disk and FileSystem in Linux first appeared on 2DayGeek.
Veritas is one of the best solution for concurrent write (Veritas Cluster Volume Manager (CVM)) and it allows up to 128 nodes in a cluster to simultaneously access and manage …
The post How to Create Shared VxFS FileSystem on Linux first appeared on 2DayGeek.
Veritas Cluster (VCS) is the most popular among others because I have seen VCS running on many mission critical systems, especially core banking systems were running on Veritas clusters. In …
The post How to Create VxVM Volume and Filesystem in Linux first appeared on 2DayGeek.
There are situations where we would be required to move a whole volume group from one system to another system for some requirement. As part of this, it also moves …
The post How to move a Volume Group from one system to another first appeared on 2DayGeek.
There are situations where a storage device or LUN must be removed from a system that is running without any issue. This happens for a variety of reasons, but most …
The post Six Simple Steps to Remove a Storage Device (LUN) from Linux first appeared on 2DayGeek.
Disk space on Linux can be expanded by adding a new LUN or resizing an existing LUN on the system. In most cases, the online resizing of the multipath device …
The post How to Resize an Online Multipath Device on Linux first appeared on 2DayGeek.
Learn Python, Java, Web3, web automation, and Linux administration with these top programming training bundles.
The post Top Programming Languages for 2022: Learn Python and More with These Training Bundles appeared first on Linux Today.
In some cases, you may need to find a block device mapped against a logical unit number (LUNs) for filesystem (FS) expansion or disaster recovery (DR) activity. Also, this information …
The post How to Mapping Linux Block Devices to Storage LUNs first appeared on 2DayGeek.
In most cases, disk space can be expanded by adding a new LUN to the system. But in some scenario, you may need to resize the existing LUN in order …
The post How to Resize Existing LUN/Disk on Linux first appeared on 2DayGeek.
xfs_repair command repairs corrupt or damaged XFS filesystems. It’s highly scalable, high-performance and is designed to effectively repair even very large file systems with many inodes. Unlike other Linux file …
The post How to Check and Repair XFS Filesystem in RHEL first appeared on 2DayGeek.
The fsck (stands for File System Consistency Check) is used to check and repair one or more Linux filesystems. This check will run automatically at boot time when a filesystem …
The post How to Check and Repair EXT4 Filesystem in Linux first appeared on 2DayGeek.
Deleting (or removing) a file in Linux from the command line can be done using the rm command. It allows you to delete more than one files at once. Also, …
The post How to Remove Multiple Files at once on Linux first appeared on 2DayGeek.
Deleting (or removing) a file in Linux from the command line can be done using the rm command. It allows you to delete more than one files at once. Also, …
The post How to Remove Multiple Files at once on Linux first appeared on 2DayGeek.