Articles
Clear cPanel Eximstats DB and Repairing the Eximstats DB
Server Maintenance | Updated 2026 The Eximstats database in cPanel tracks email delivery statistics. Over time it can grow large and consume...
cPanel Max Defers Occurring for an Account
Server Maintenance | Updated 2026 When cPanel reports max defers occurring for an account, the server has detected excessive email delivery...
Create CXS Quarantine Directory
Server Maintenance | Updated 2026 ConfigServer eXploit Scanner (CXS) quarantines suspicious files by moving them to a quarantine directory. If this...
CSF Error: *WARNING* Binary location for [HOST] [/usr/bin/host] in /etc/csf/csf-conf is either incorrect, is not installed or is not executable
Server Maintenance | Updated 2026 The CSF error *WARNING* Binary location for [HOST] [/usr/bin/host] in /etc/csf/csf.conf is either incorrect, is...
Disable cPanel Brute Force Command Line
Server Maintenance | Updated 2026 cPHulk is cPanel's built-in brute force protection. It monitors login attempts to cPanel, WHM, webmail, and SSH,...
E Sysup: Needed system RPMs were not installed: yum-utils
Server Maintenance | Updated 2026 The error E Sysup: Needed system RPMs were not installed: yum-utils occurs during cPanel updates when the...
error: db3 error(-) from dbenv->failchk: DB_RUNRECOVERY: Fatal error, run database recovery
Server Maintenance | Updated 2026 The error db3 error(-30974) from dbenv->failchk: DB_RUNRECOVERY: Fatal error, run database recovery indicates...
Error: Multilib Version Problems Found
Server Maintenance | Updated March 2026 "Multilib version problems" is a yum error that occurs when the 32-bit (i686) and 64-bit (x86_64) versions...
Error: rpmdb Open Failed with cPanel
Server Maintenance | Updated March 2026 The "rpmdb open failed" error means the RPM database is corrupted. This prevents yum from installing,...
Failed to lock proc mutex: Permission denied
Server Maintenance | Updated 2026 The "failed to lock proc mutex" error in Apache's error log indicates a process locking issue, typically caused...
Failed to start tailwatchd - Unit tailwatchd service entered failed state
Server Maintenance | Updated 2026 The error Failed to start tailwatchd - Unit tailwatchd.service entered failed state means the cPanel log...
FSCK Options and Maintenance
Server Maintenance | Updated 2026 fsck (file system check) scans and repairs Linux filesystems. It is used to fix corrupted filesystems after...
FTP Failed: Service Check Unable to Connect to Port 21
Server Maintenance | Updated March 2026 When cPanel's service monitoring reports "FTP Failed: Service check failed to complete - Unable to connect...
How to convert InnoDB to MyISAM
Server Maintenance | Updated 2026 Converting tables between InnoDB and MyISAM storage engines is occasionally needed for specific performance or...
Killing cPanel Backups via Command Line / Shell
Server Maintenance | Updated 2026 When a cPanel backup process hangs or runs too long, it can consume significant disk I/O and CPU, impacting...
Manually Clear from Console / Command Line cPanel Exim Mail Queue
Server Maintenance | Updated 2026 If the Exim mail queue on a cPanel server is backed up with stuck or spam messages, you can clear it from the...
ModSecurity: collection_store: Failed to access DBM file /var/cpanel/secdatadir/ip: Permission denied
Server Maintenance | Updated 2026 The error collection_store: Failed to access DBM file /var/cpanel/secdatadir/ip: Permission denied appears in...
PHP Startup: Unable to Load Dynamic Library
Server Maintenance | Updated March 2026 "PHP Startup: Unable to load dynamic library" errors appear when PHP tries to load a module (.so file) that...
Recursive chmod / Permission Change Across Directories for a File Type
Server Maintenance | Updated 2026 This guide provides the commands for recursively changing file and directory permissions across a hosting...
Remount /tmp with exec permission
Server Maintenance | Updated 2026 Some software installations and compilation tasks require execute permission on /tmp. On hardened cPanel servers,...
Repairing and Optimizing all MySQL and MariaDB Databases on the Server
Server Maintenance | Updated 2026 Regularly repairing and optimizing MySQL/MariaDB tables reclaims unused space, fixes corrupted indexes, and...
SpamAssassin Command Line Bayesian Learn Command cPanel
Server Maintenance | Updated 2026 SpamAssassin's Bayesian filter learns from your email to improve spam detection accuracy. Training it with known...
VPS Time Not Correct with Time Server
Server Maintenance | Updated March 2026 When a VPS or dedicated server's system clock drifts out of sync, it can cause SSL certificate validation...
Whitelisting Multiple IPs with ModSecurity
Server Maintenance | Updated March 2026 ModSecurity (our web application firewall) occasionally blocks legitimate requests, producing 403 or 500...
