I already posted something similar to this, but per your Bug Report Forum Guidelines posted by official Blizzard reps and your “volunteer” VIP moderator:
If you find multiple bugs, create a separate thread for each one.
In one server, the latency doubled from 40 to 80, sometimes going higher. All members of the sever were noting of the lag and latency, so this was not just me.
In an effort to make my posts more readable to the devs, I have again reworded this post for them:
Hey, the computers downstairs are not working so good. Can you call the guy to come fix them?