In this tutorial we will learn, how to install Nagios 4 from source on Ubuntu 14.04 LTS. In this practical I have seen some problems while Nagios core 4 installation. Because in Ubuntu 14.04 LTS is shipped with new Apache 2.4 version ,it was quite obvious some extra steps we have to do. I will […]
error: The requested URL returned error: 403 Forbidden while accessing Github repo
After a long time I created a repo on my Github account.Creating a repo is quite easy on Github, simply login to your account and click on ‘create repo’ button. After creating git repo, now it was time to push all my codes from my desktop to github repo. After cloning the repo into my […]
FAQ on CentOS 7 / RHEL 7 : Alternate of ifconfig command
Question : Recently CentOS 7 and RHEL 7 is released. After doing minimal installation, I have not find ifconfig command. Do we have alternate of ifconfig command ? Let me describe the problem – After installation, I have to connect my system to internet. But ifconfig command is not found . I read your previous […]
How to print particular line number by using sed command
This is a single line sed command to illustrate the example of , ” How to print particular line number by using sed command ” . sed command are the ultimate stream line editor. Often we generally share sed related tips. Given below is content of file called test. Absolute path is /tmp/test We are […]
There are unfinished transactions remaining. You might consider running yum-complete-transaction
Today while working on CentOS 7, I used yum command to install some packages. But I interrupted the yum command by pressing CTRL + C from keyboard. Which lead me to this error : There are unfinished transactions remaining. You might consider running yum-complete-transaction, or “yum-complete-transaction –cleanup-only” and “yum history redo last”, first to finish […]
Install MariaDB Server on CentOS 7 / RHEL 7
In this tutorial we will learn, how to install MariaDB Server on CentOS 7 / RHEL 7 . Before the stable release of RHEL 7, it was confirmed the MariaDB will be default database. This is one of the major changes we have observed in this RHEL 7/CentOS 7 stable release. Whereas MySQL server still […]
How to install MySQL Server 5.6 on CentOS 7 / RHEL 7
In this tutorial we will learn, how to install MySQL Server 5.6 on CentOS 7 / RHEL 7 . In our previous post, we have installed MySQL Server 5.6 on CentOS 6.x/RHEL 7.x. In CentOS 7/ RHEL 7 , now MariaDB is introduced as a defualt database. Still many Organisations/Company would like to continue with […]
Install pagespeed module ( mod_pagespeed ) on Apache Web Server : CentOS / RHEL
The opensource pagespeed module ( mod_pagespeed ) is widely used for speed up the websites. Pagespeed module is available for Apache and Nginx . Currently, to list your website on google top search page , your site must be opened quickly. Hence, speed matters for user end experience also. Now a days, users do not […]
How to install nginx from source on CentOS 7
In this tutorial we will learn how to install nginx from source on CentOS 7 . Nginx has ability to handle more than 10,000 simultaneous connections with nearly 2.5 Mb of memory usage. In our previous post on installing nginx from source on CentOS/RHEL , we have already mention brief intro on Nginx. Why we […]
Can’t load ‘/usr/local/lib64/perl5/auto/nginx/nginx.so’
While working on Nginx installation from source, I got the following error when I try to run nginx after compilation – [root@localhost nginx-1.6.0]# /usr/sbin/nginx Can’t load ‘/usr/local/lib64/perl5/auto/nginx/nginx.so’ for module nginx: /usr/local/lib64/perl5/auto/nginx/nginx.so: undefined symbol: ngx_http_perl_handle_request at /usr/share/perl5/XSLoader.pm line 68. at /usr/local/lib64/perl5/nginx.pm line 56. Compilation failed in require. BEGIN failed–compilation aborted. nginx: [alert] perl_parse() failed: 255 [root@localhost […]
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