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Diffstat (limited to 'Examples/js_flowinfo_example.txt')
| -rw-r--r-- | Examples/js_flowinfo_example.txt | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/Examples/js_flowinfo_example.txt b/Examples/js_flowinfo_example.txt new file mode 100644 index 000000000000..45970c1f9e64 --- /dev/null +++ b/Examples/js_flowinfo_example.txt @@ -0,0 +1,42 @@ +Following are examples of js_flowinfo.d. + +This is a simple script to trace the flow of JavaScript functions. Here it +traces the example program Code/JavaScript/func_clock.html + +# js_flowinfo.d + C PID DELTA(us) FILE:LINE TYPE -- FUNC + 0 11651 2 .:0 func -> start + 0 11651 75 func_clock.html:30 func -> getElementById + 0 11651 51 func_clock.html:- func <- getElementById + 0 11651 479 func_clock.html:31 func -> func_a + 0 11651 25 func_clock.html:21 func -> getElementById + 0 11651 23 func_clock.html:- func <- getElementById + 0 11651 30611 func_clock.html:25 func -> func_b + 0 11651 79 func_clock.html:13 func -> getElementById + 0 11651 51 func_clock.html:- func <- getElementById + 0 11651 33922 func_clock.html:17 func -> func_c + 0 11651 75 func_clock.html:6 func -> getElementById + 0 11651 50 func_clock.html:- func <- getElementById + 0 11651 50481 func_clock.html:- func <- func_c + 0 11651 24 func_clock.html:- func <- func_b + 0 11651 10 func_clock.html:- func <- func_a + 0 11651 39 func_clock.html:32 func -> setTimeout + 0 11651 118 func_clock.html:- func <- setTimeout + 0 11651 11 func_clock.html:- func <- start +^C + +As each function is entered, the last column is indented by 2 spaces. This +shows which function is calling which. + +The DELTA(us) column shows the change in time from the previous line to the +current line. + +The FILE::LINE column shows which line in which file was being executed. Refer +to the source program to see what this line refers to. + +If the output looks shuffled, check the CPU "C" column - if it changes, +then the output is probably shuffled. See Notes/ALLsnoop_notes.txt for +details and suggested workarounds. + +See Notes/ALLflow_notes.txt for important notes about reading flow outputs. + |