During use, and especially on overcharge, the water in the electrolyte splits into hydrogen and oxygen. The battery begins to gas, which results in water loss. In flooded batteries, water can be added but in sealed batteries, water loss leads to an eventual dry-out and decline in capacity.
Virus. The first possibility, and maybe the most common computer ailment, is a virus. Viruses can do any number of things to a computer, but while theyâre stealing your data or ruining your files, theyâre using up precious system resources that could be used for other important tasks.
In Windows, whenever screen becomes frozen, I just hit Ctrl+Alt+Delete to invoke task manager, which is still responsive, and kill the processes that consumes most resources and are likely the culprit of the freezing. But in Ubuntu, I don't know what some good way to deal with such a situation. Thanks!