HI,
I am able to optimize your CPU, RAM and Disk I/O and fix this error " Error Establishing a Database Connection".
I have been working as a system admin for 11 years now and i am well-versed in , Ubuntu, Windows Server, network administration Linux and a lot more.
Could you please contact me? because I will need certain details from you to solve this problem.
I will be expecting your reply,
Thanks.