From time to time I’m experiencing Connection timed out errors in cPanel > Sent Summary and I need a way to run MTR at that exact time to troubleshoot the network problem. For this I can create a new script, mtr.sh: /usr/sbin/mtr -r -c 2...
To enable debug mode in CakePHP go to config folder and open app.php find ‘debug’ => filter_var(env(‘DEBUG’, false), FILTER_VALIDATE_BOOLEAN), and change the value of debug false to true Older CakePHP versions To enable...
Shell scripts are always to handy to do some tasks on a Linux-based server for SysAdmins, they can automate everything they do frequently through a shell script. Here I’m going to share a simple script that I got from Muhammed Fasal to monitor...
When migrating a WordPress website database import failed with the error: mysql -u USERNAME -p DB-NAME < /PATH/dump.sql ERROR 1227 (42000) at line 3258: Access denied; you need (at least one of) the SUPER privilege(s) for this operation so I...
Emails sent from cPanel to yahoo users are being rejected with the following error: Messages from X temporarily deferred due to unexpected volume or user complaints – 4.16.55.1; see This happens because the IP was blacklisted by Yahoo due to...
DupeGuru is a simple application to locate all the duplicate files on your PC and delete them easily. The hard disk may be filled with duplicate files that are useless and use valuable space. If we try to locate these files manually would be an...
In Linux, there are a variety of commands to locate files, each with its own set of advantages and disadvantages. Some are only available in certain distributions, and others are not installed by default. Let’s start with the quickest approach...
In this post, I’ll share the configuration file I use for Postfix installations and highlight some of the directives I use to combat incoming SPAM. If you want to use it, go ahead. nano /etc/postfix/main.cf nano /etc/postfix/main.cf...
name service cache daemon (nscd) cache is persistent by default on CentOS 7, to flush it, you need to run: nscd -i hosts -i stands for invalidate. You can also check if nscd‘s cache is persistent by running nscd -g...
In a recent article, I discussed many methods for removing the large ibdata file, one of which involves transferring the MySQL data directory to a different partition. However, if you do so, you must also inform PHPMyAdmin of the location of the...