Anwar

https://wordpress.org/support/topic/unknown-collation-utf8mb4_unicode_ci The utf8mb4 Upgrade

http://wpsecure.net/kill-bots/ http://www.spambotsecurity.com/zbblock.php https://wordpress.org/support/topic/how-to-block-unknown-robot-identified-by-bot

Look at your message So first thing it relate to permission open(/var/lib/php/session/sess_isu2r2bqudeosqvpoo8a67oj02, O_RDWR) failed: Permission denied (13) in Unknown on line 0 you have to check...

Use your .htaccess to ban these bad bots. But before you do this you need to find out if they are worthless. Ban a single...

You need to need to increase the default allowed connection using the /etc/ssh/sshd_config File, add the lines MaxSessions 50 MaxStartups 50:30:100 to that file. Then...

Step 1 — Installing Apache In this step, we will use a built-in package installer called apt-get. It simplifies management drastically and facilitates a clean installation. First, update...

https://www.digitalocean.com/community/tutorials/how-to-install-elasticsearch-logstash-and-kibana-elastic-stack-on-ubuntu-18-04 https://dzone.com/articles/install-elasticsearch-on-ubuntu-18041 https://www.admintome.com/blog/install-elasticsearch-on-ubuntu-18-04-1/

Step 1 — Installing the Desktop Environment and VNC Server By default, an Ubuntu 18.04 server does not come with a graphical desktop environment or...

Configure Network Interface Using Command-Line You can configure a network interface from the command line. You configure your network client hosts with the command line...