Icon Meaning in HPROF Viewer in Android Studio

Question

From time to time, I use the memory monitor and HPROF Viewer in Android Studio to check for memory leaks and overall memory usage.

I believe that I know the meaning of most of the symbols and colors used in the viewer, but I would like to be sure, and not just have my own understanding of them. I did not find any explanation on the Internet, but I am sure that the answers to my questions are fairly straightforward.

What do the follwing characters in link three mean?

one:

2:

3:

4:

5:

What does it mean when the font color of an instance is blue, red, bold, or italic?

Sometimes the characters 1, 2 and 3 can be combined in one instance. Does this mean anything special?

6:

7:

My feature request for the HPROF Viewer is a tooltip when hovering various icons.

Answer 1

What do the follwing characters in link three mean?

• Dominance icon
• Gc root icon (1 and 2 icons can be found here )
• F stands for Field (see link )
• An object

What does it mean when the font color of an instance is blue?

Here you can find the font color scheme: What are the colors of the elements of the HP Studio Studio link tree?

My feature request for the HPROF Viewer is a tooltip when hovering various icons.

Walked to the Android guys. Not sure if this will help.