Assign Time Slots to Work!
Things keep coming in and you are expected to look after each thing and solve each problem.
The trouble is that the increasing workload and different tasks pull you in a hundred different directions.
Rather than let the situation take control of you, you should take control of the situation yourself.
Assign time slots to your work so you can handle particular tasks at a particular time.
This way you will now how to pace yourself and how to approach them.
You will be able to focus on that particular task at that particular time rather than having your focus diverted.
In assigning time slots to your work you will also be able to gauge your progress and check things off as they get completed.
Your tasks get completed, your morale improves and you are able to achieve more.