Articles

 central_filter defer (-17): error in filter file: unknown filtering command "r_subject:" near line 22 of filter file

The error "central_filter defer (-17): error in filter file: unknown filtering command...

 Clear cPanel Eximstats DB and Repairing the Eximstats DB

Over the time or due to spammers the eximstats database file may grow to a large size. To clear...

 Create CXS Quarantine Directory

The following command may be used to create a quarantine directory for Configserver's CXS: cxs...

 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

During a CSF start or restart you may encounter this error. This is a result of /usr/bin/host...

 Disable cPanel Brute Force Command Line

To disable the cPanel brute force detection from the command line usee the following:...

 E Sysup: Needed system RPMs were not installed: yum-utils

When encountering the following:E Sysup: Needed system RPMs were not installed: yum-utils*****...

 error: db3 error(-) from dbenv->failchk: DB_RUNRECOVERY: Fatal error, run database recovery

error: db3 error(-) from dbenv->failchk: DB_RUNRECOVERY: Fatal error, run database recovery...

 Failed to lock proc mutex: Permission denied

The error : Failed to lock proc mutex: Permission denied can occur when using mod_ruid2 with...

 Failed to start tailwatchd. Unit tailwatchd.service entered failed state.

Failed to start tailwatchd. Unit tailwatchd.service entered failed state.  tailwatchd.service...

 FSCK Options and Maintenance

Provided below are some useful commands pertaining to FSCK. Update commands to your environment /...

 How to convert InnoDB to MyISAM

Although at times faster, you will find InnoDB a very large headache when it comes to table...

 Killing cPanel Backups via Command Line / Shell

From time to time you may find the cPanel backup system taking longer and affecting production...

 Manually Clear from Console / Command Line cPanel Exim Mail Queue

To clear the cPanel exim mail queue quickly from a command line / shell use the following...

 ModSecurity: collection_store: Failed to access DBM file "/var/cpanel/secdatadir/ip": Permission denied

The error Failed to access DBM file /var/cpanel/secdatadir/ip: Permission denied can occur on...

 Nginx redirecting folder to another host or server

From time to time you may want to proxy out a path to another server or location. To perform a...

 Permission denied: /home/username/.htaccess pcfg_openfile: unable to check htaccess file, ensure it is readable

When checking your error log you find the error 508 or 403 forbidden error in your browser and...

 Recursive chmod / Permission Change Across Directories for a File Type

The following command may be very useful for changing the permissions of a file type such as .php...

 Remount /tmp with exec permission

There are times where you may need to have exec permission available for the /tmp folder. This...

 Repairing and Optimizing all MySQL and MariaDB Databases on the Server

From time to time you will find repairing and optimizing your databases are necessary. From a...

 Reset cPanel Max Defers for an Account

While viewing exim_mainlog and seeing the following: enforce_mail_permissions: Domain...

 SpamAssassin Command Line Bayesian Learn Command cPanel

Once it is enabled, it is necessary to train spamassassin to learn what is junk mail and what is...

 This webpage is not available ERR_SSL_VERSION_OR_CIPHER_MISMATCH

This webpage is not availableERR_SSL_VERSION_OR_CIPHER_MISMATCHA secure connection cannot be...

 VPS Time not Correct with Time Server

If you have a problem with your VPS time not staying sync in a Xen VPS you will want to enable...

 yum-utils not installed or found on Centos5 64-bit

When yum-utils is not installed or found on Centos5 64-bit the following commands may be used:...