If you install Remote Desktop Services on the server, but you do not have any CAL Licenses on the service, you will receive an error for remote connection. The Remote Desktop Service is for hosting your own RDP Service for groups of server typically, using AD. To resolve, close any RDP sessions on your computer, … Read more
When the WordPress Install button is pressed (including the custom install option) in Application Vault, a progress bar is shown but never changes from 0%. Log into Plesk. Try installing the app. Here, the notification bar shows: Please wait…. 0%. This bar may remain the same for several hours with nothing happening. Cause A large number … Read more
DKIM on Postfix: https://www.digitalocean.com/community/tutorials/how-to-install-and-configure-dkim-with-postfix-on-debian-wheezy The configuration can be tested by sending an empty email to [email protected] and a reply will be received. If everything works correctly you should see DKIM check: pass under Summary of Results. ========================================================== Summary of Results ========================================================== SPF check: pass DomainKeys check: neutral DKIM check: pass Sender-ID check: pass SpamAssassin check: … Read more
How to configure the zabbix on the agent side to allow mysql data to populate in zabbix. Ssh to the server you want to monitor – the one with the zabbix agent installed on. Check that your zabbix_agent config file is including the path “/etc/zabbix/zabbix_agentd.d/”: Look towards the the end of file: Check where your … Read more
On CentOS and Fedora systems you will want to issue the following commands to update repositories, upgrade installed packages, and install the MTR program: To test the route and connection quality of traffic to the destination host example.com, run the following command from the desired source host: Reading MTR Reports Because MTR reports contain a … Read more
Update your system: Install Apache Server with Basic Configurations Once it installs, you can start Apache: Check the installation: You will see the default CentOS 7 Apache web page, which is there for informational and testing purposes. If you cannot load – see firewall info below. Also check selinux: Selinux in CentOS7 For permanent disabling … Read more
How to set up Ubuntu and CentOS systems to email notifications when OS updates are available.
How to Install mod_cloudflare.so, file_cache_module.so and mod_mem_cache.so on CentOS 6
Do you wonder which databases are actually taking up how much space but only have one huge ibdata1 in your /var/lib/mysql and the directories inside your mysql data directory don’t represent the actual database sizes? Run from a mysql root console: mysql> SELECT table_schema AS “Database name”, SUM(data_length + index_length) / 1024 / 1024 AS … Read more
Sometimes your OS needs to be reinstalled by your datacenter. This means that you need to mount the slaved drive in order to copy the data to the new OS drive. Here is a typical example: Login to the server and run the following to see whats mounted: As we can see above, there is … Read more