How to stop NetworkManager service to modify resolv.conf file ?
Today we will see one of the most common issue that after rebooting system our resolv.conf file is getting updated everytime and our DNS client configuration is removed. Let us...
Tag: linux
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How to see if hyper threading or Multi threading is enabled on Linux or not from OS perspective ?
In this post, we will understand how to see if hyperthreading or multi-threading is enabled on a Linux server or not from OS end. There are two points we need...
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Configure NFS v4 only server in RHEL/Centos 8. Is it possible on RHEL 6 and RHEL 7 ?
Today we will see the steps how to create NFS v4 only server in linux. We will see how to create NFS server and then how to make it work...
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Solved: su: failed to execute /bin/ksh: Resource temporarily unavailable ?
Today we will see one of the most common error message and its solution. I. Error Message [root@ngelinux orasystem]# su - oracle Last login: Fri Jun 23 01:48:02 PDT 2023...
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How to change default kernel version boot order in RHEL 8 ?
Today in this post, we will see how to change the default kernel version during boot time in RHEL 8. Lets see it step by step to understand the scenario....
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Solved: ssh error no hostkey alg in Linux in RHEL 9 and in older versions.
By default, in RHEL 9, the older hosts can’t do the ssh directly. This is disabled by default. To enable this we need to update the crypto policies. I. Error...
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How to install GNOME desktop in Linux: CentOS/RHEL ?
In this post, we will see how to install GNOME desktop in CentOS/RHEL Linux. To install GNOME desktop, we can use yum and specify the graphical group name to install...
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Solved: RHEL/CentOS: Could not import the lzma module. Your installed Python is incomplete.
In this post, we will see one of the common error message and its solution. I. Error Message /share/common/pkgs/python/v3.6.1/lib/python3.6/site-packages/pandas/compat/__init__.py:117: UserWarning: Could not import the lzma module. Your installed Python is...