LiteSpeed 503 Service Unavailable on cPanel: Fix lsphp Limits
Fix 503 Service Unavailable on cPanel servers running LiteSpeed: read stderr.log, match the error to lsphp limits, CloudLinux, crashes or memory, and verify the fix.
October 7, 2026
CloudLinux LVE Limits Explained: SPEED, PMEM, EP, NPROC, IO
CloudLinux LVE limits explained: what SPEED, PMEM, VMEM, EP, NPROC, IO and IOPS cap, what faults mean, how to read them with lveinfo and how to choose limits.
October 6, 2026
“508 Resource Limit Is Reached”: Find and Fix the Limit
Fix "508 Resource Limit Is Reached" on CloudLinux cPanel servers: confirm the EP fault with lveinfo, find the traffic behind it, fix the cause, then raise limits.
October 6, 2026
“Cannot Manage PHP Versions When CageFS Is Disabled”: PHP Selector Fix
Fix "Cannot manage PHP versions when CageFS is disabled" and related CloudLinux PHP Selector errors on cPanel and DirectAdmin.
October 6, 2026
cPanel PHP Version Audit
A cPanel PHP version audit for EasyApache 4 MultiPHP: every domain's PHP version, a count per version, and a list of sites still running end-of-life PHP. Optional CSV export.
September 30, 2026
Imunify360 Whitelist IP and Countries from the CLI: Commands
Use imunify360-agent ip-list and country-list commands to whitelist and blacklist addresses, networks and countries, remove greylist blocks, create RBL exemptions, script bulk imports, and confirm the entries are active in the firewall.
September 29, 2026
Imunify360 Force Update and Rollback: Safe Staged Rollouts
Understand how Imunify360 staged rollouts delay new versions for up to two weeks, update manually with dnf or apt, force the latest build with the official script, test beta from the testing repository, and roll back to a previous package version safely.
September 29, 2026
Imunify360 After OS Upgrade: Recovery on Ubuntu and AlmaLinux 9
Repair Imunify360 after a do-release-upgrade, Debian major upgrade or ELevate run leaves the agent failing to start, using the deploy script's post-os-upgrade mode, repository fixes and verification of the firewall, WebShield and WAF.
September 29, 2026
Install Imagick EA-PHP on AlmaLinux 8/9/10: cPanel Setup
Install the ImageMagick libraries with dnf, build the imagick PECL extension for each EA-PHP version through WHM Module Installers or the command line, update the CageFS skeleton on CloudLinux, restart PHP-FPM and confirm the module loads.
September 29, 2026
WordPress cURL Error 28: Failed to Connect Fixed (Imunify360 and CSF)
Diagnose the WordPress cURL error 28 loopback and outbound failure on cPanel servers, identify whether Imunify360, CSF, /etc/hosts or the resolver is blocking the connection, and apply the whitelist or rule fix with verification.
September 29, 2026
Imunify360 Missing from WHM: 4 Fixes
Restore the Imunify360 icon in WHM when the plugin is registered but disabled, the agent is stopped, the install was corrupted, or a cPanel update removed the plugin registration, using imunify360-agent enable-plugin and reinstall steps.
September 29, 2026
Imunify360 Under Attack Mode 2026: WAF and L7 Rate Limit
What changed in Imunify360 across the 2026 releases, how the default-on WordPress WAF, the Layer 7 rate limiter and WebShield's Under Attack Mode behave on shared cPanel and CloudLinux servers, and how to tune each without blocking legitimate customers.
September 29, 2026