Tag Archives: CentOS

WHM cPanel cPHulk Firewall Primer Tutorial

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For our CentOS Linux Apache/MySql/PHP web server for RJM Programming, we needed to reboot the Apache and MySql services, via the use of an unusual (at least for us, because we couldn’t get graphical WHM cPanel access working) combination of … Continue reading →

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SSL Certificate Renewal Revisited Tutorial

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Way back when with SSL Certificate Renewal Tutorial we renewed the SSL Certificate for the rjmprogramming.com.au domain. What, in practical terms, does that mean? It means a URL such as … https://www.rjmprogramming.com.au … involves encryption, offering a level of security … Continue reading →

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CentOS Exim Mail Server Sanity Check Testing Tutorial

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To send an email often relies on a Mail Server and accompanying software and hardware and networking to support just such a Mail Server. Here at our Linux web server (CentOS) here at RJM Programming we oversee an Exim Mail … Continue reading →

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Troubleshooting CentOS Web Server Logfile Diskspace Issue Tutorial

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When it comes to categorizing the nature of major issues maintaining our RJM Programming domain’s CentOS Linux web server it’s easy to tell you what is top of the list … diskspace … both concerning … inode limits (a Linux/Unix/macOS … Continue reading →

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MySql Down Apache Challenged Thinking Tutorial

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If you read MySql Down Thinking Followup Tutorial below you’ll get the gist of how our rjmprogramming.com.au web server’s Linux Watchdog works trying to … spot troubles with MySql database(s) … and if found … effectively restart MySql via … … Continue reading →

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Troubleshooting CentOS Web Server Disk Zencart Issue Tutorial

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Out of the previous CentOS Exim Advanced Configuration Primer Tutorial‘s analysis phases … hard disk space hard disk inode count (for Linux and unix web servers) … that latter one raised its-not-so-good-looking head for two days last Sunday (in the … Continue reading →

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CentOS Linux Web Server ssh Restart Primer Tutorial

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Are you managing a CentOS (ie. Linux) Apache/PHP/MySql web server via cPanel (via WHM, for example) and ssh (via macOS Terminal application, for example) and sftp (via FileZilla, for example)? Additional to the restarting of processes involved in managing such … Continue reading →

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CentOS Exim Advanced Configuration Primer Tutorial

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There are two file resource aspects to watch out for regarding a web server hard disk storage … hard disk space hard disk inode count (for Linux and unix web servers) … which can, respectively, be monitored by Linux commands … Continue reading →

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