Disk IO Errors: Troubleshooting on Linux Servers

Disk IO errors  (input/output) issues are a common cause of poor performance on web hosting servers. Hard drives have speed limits, and if software tries to read or write too much data too quickly, applications and users are forced to wait. To put it another way, storage devices can be a bottleneck that stops the server from reaching its full performance potential.  Disk IO is not the only cause of slow servers, so in this …

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Server Housekeeping with cPanel

How to Check for Disk Space in Linux Servers are your virtual home and, just like your real home, they can become cluttered with unwanted junk.  In the case of servers, it’s not trash but data you have to kick to the curb every once in a while.  Without a regular clear out, data accumulates until it fills the server’s storage devices. Servers need to be able to write data to their hard drives. When …

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How to Monitor PHP Error Logs in WordPress and cPanel

PHP error logs are one of the most useful tools for diagnosing web hosting issues. It’s often difficult to find the cause of unexpected behavior in WordPress® and other PHP applications. PHP error logs, including WordPress logs,  can help you to spot problems and identify the offending plugin, theme, or custom code.  In this article, we describe what PHP error logs are and why they’re useful, before explaining how to use cPanel & WHM to …

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