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...
Month: June 2025
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How to disable/enable multi threading from OS in Linux ?
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]#...
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How to increase DefaultTasksMax in RHEL/CentOS 8 onwards ?
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...
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How to enable NTP in timedatectl in rhel 7 onwards ?
Today we will see how to enable NTP in RHEL 7 onwards. Lets see it step by step. 1. Check current timezone and date [root@ngelinux samba]# date Thu Mar 7...
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How to download only RPM with dependencies using yum ?
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...
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Easy way: To Find difference between two text files in Linux.
To find the differences between two files in Linux using grep, we can use the following approaches. 1. Lines in File1 but not in File2 # grep -Fxv -f file2.txt...