Reduce LVM based XFS filesystem in linux.
In linux, we can’t reduce the XFS filesystem in general. And to reduce any partition, we need to take backup of data at some other path and then re-create the...
In linux, we can’t reduce the XFS filesystem in general. And to reduce any partition, we need to take backup of data at some other path and then re-create the...
Today in this article, we will see how to disable or enable CPU multi threading from OS in Linux. 1. Check Current Multi-threading Status. [root@ngelinux ~]# cd /sys/devices/system/cpu/smt [root@ngelinux smt]#...
Let us see how to increase the DefaultTasksMax in RHEL, or CentOS 8 Operating system onwards. The default maximum tasks in RHEL/CentOS8 is quite low when you run any database...
In this article, we will see how to download rpm packages with dependencies using yum. The trick is very useful especially for servers where the repo is not reachable. Lets...
Lets see how to set timezone on Redhat Linux from RHEL 7 onwards. Earlier we used to link the timezone files. However now we can do it via a command...
In this post, we will see one of the common error while using sudo and how to fix that. I. Problem [root@ngelinux bin]# sudo -u mysqld sh /monitor/mysqld/scripts/mysqld_NGEL.sh root is...
In this post, we will see how to reinstall any installed package in Linux using Yum or dnf. 1. Check out the package and version available to install/reinstall. [ngeroot@ngelinux01 grub2]#...
In this post, lets see how to remove a file or directory starting with “-“. This is bit tricky as you can’t remove it directly. Lets check this out. 1....
Today in this post, we will see how to extract the private key from PFX certificate file. We will first extract the encrypted key and then we will extract the...