Solved: Error with swapon: swapon failed: Invalid argument.
Today in this article, we will look at an interesting issue where we are getting error while adding new swap. I. Issue/Error Message bash-4.2$ sudo swapon -a swapon: /oracle/swapfile:...
Tag: redhat
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How to check and update new font in Centos/Redhat Linux ?
Today lets see how to check and update new fonts in CentOS or Redhat Linux. This is very useful tip to manage fonts on your Linux system. Lets see if...
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Steps to upgrade java on Linux/AIX/Unix Production Servers.
Today in this article we will look at steps how to update Java RPM on any linux server. There are two approaches of this task. I. First approach:- Update from...
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Steps to patch Linux/RHEL server.
Today we will look linux server patching process in short. It is quite simple, however very useful to know the steps. Linux Production Server Patching Steps Pre-requisite:- I am assuming...
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How to solve “Unable to negotiate with
port <##>: no matching key exchange method found. Their offer: diffie-hellman-group1-sha1″ ? In this post, lets see an interesting error message and its resolution. The issue occurred in my case after upgrading OpenSSH. I. Error The file /var/adm/auth.log file on the servers...
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NTP Issue: How to solve “No Current Time Source.”?
Lets see a common NTP error message and its solution what to check when we have an error “No Current Time Source”. I. Error Message "No Current Time Source." ...
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How to check what all users are logged into my Linux server ?
In this post, we will see different ways to see what all users are logged into my Linux server. Lets have a look at different commands to achieve this. 1....
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NTP Issue: How to solve “NTP Syncing against LOCAL.”error ?
In this post, we will see one of the common NTP issue and its solution. I. Error Message "NTP Syncing against LOCAL." II. Meaning of this error message NTP...
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How to check when Linux kernel is updated on server ?
Lets see a quick tip today to see how to check when our system kernel is last updated on server. It helps us to identify when our last kernel updated...
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Solved: /var/cache/pulp getting full 100% ?
In this article, we will check out what to do when we have /var/cache/pulp consuming most of the disk space. As per redhat, below action is rarely required as pulp...