WordPress: Fatal error: Out of memory

Now a days WP plugin requires more Memory and CPU so some times you get this error. To resolve this just do following things. edit Apache conf file vim /usr/local/apache/conf/httpd.conf   and comment following lines #RLimitMEM 813712042 #RLimitCPU 240 Thats it.

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temporarily rejected RCPT

Getting following error in exim_main logs, temporarily rejected RCPT <youremail_id@domain.com>: lowest numbered MX record points to local host This is just because of the domains entry in localdomains file, vim /etc/localdomains and add the domain name in it. Thats all.    

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MySql DB size “0” MB

If database cache file for the user has not been updated, in that case you will see mysql database size ZERO in cPanel. To fix this issue use following steps. 1. vim /var/cpanel/cpanel.config here searh: disk_usage_include_sqldbs=0 and change it to 1 disk_usage_include_sqldbs=1 2. Now run following cpanel script, /script/update_db_cache Thats all.  

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