pub fn from_readers<R1, R2, W>(opt: Options, before: R1, after: R2, writer: W) -> io::Result<()>
where
    R1: BufRead,
    R2: BufRead,
    W: Write,
{
    let mut stack_counts = FnvHashMap::default();
    let total1 = parse_stack_counts(opt, &mut stack_counts, before, true)?;
    let total2 = parse_stack_counts(opt, &mut stack_counts, after, false)?;
    if opt.normalize && total1 != total2 {
        for counts in stack_counts.values_mut() {
            counts.first = (counts.first as f64 * total2 as f64 / total1 as f64) as usize;
        }
    }
    write_stacks(&stack_counts, writer)
}
/// Produce an output that can be used to generate a differential flame graph.
///
/// The readers are expected to contain folded stack lines of before and after profiles with
/// the following whitespace-separated fields:
///
///  - A semicolon-separated list of frame names (e.g., `main;foo;bar;baz`).
///  - A sample count for the given stack.
///
/// The output written to the `writer` will be similar to the inputs, except there will be two
/// sample count columns -- one for each profile.
Produce an output that can be used to generate a differential flame graph.
The readers are expected to contain folded stack lines of before and after profiles with
the following whitespace-separated fields.

A semicolon-separated list of frame names .
A sample count for the given stack.

The output written to the `writer` will be similar to the inputs, except there will be two
sample count columns -- one for each profile.
Produce an output that can be used to generate a differential flame graph . The readers are expected to contain folded stack lines of before and after profiles with the following whitespace - separated fields . A semicolon - separated list of frame names . A sample count for the given stack . The output written to the ` writer ` will be similar to the inputs except there will be two sample count columns -- one for each profile .
pub fn from_readers<R1, R2, W>(opt: Options, before: R1, after: R2, writer: W) -> io::Result<()>
where
    R1: BufRead,
    R2: BufRead,
    W: Write,
{
    let mut stack_counts = FnvHashMap::default();
    let total1 = parse_stack_counts(opt, &mut stack_counts, before, true)?;
    let total2 = parse_stack_counts(opt, &mut stack_counts, after, false)?;
    if opt.normalize && total1 != total2 {
        for counts in stack_counts.values_mut() {
            counts.first = (counts.first as f64 * total2 as f64 / total1 as f64) as usize;
        }
    }
    write_stacks(&stack_counts, writer)
}
pub fn from_readers < R1 , R2 , W > ( opt : Options , before : R1 , after : R2 , writer : W ) -> io :: Result < ( ) > where R1 : BufRead , R2 : BufRead , W : Write , { let mut stack_counts = FnvHashMap :: default ( ) ; let total1 = parse_stack_counts ( opt , & mut stack_counts , before , true ) ? ; let total2 = parse_stack_counts ( opt , & mut stack_counts , after , false ) ? ; if opt . normalize && total1 != total2 { for counts in stack_counts . values_mut ( ) { counts . first = ( counts . first as f64 * total2 as f64 / total1 as f64 ) as usize ; } } write_stacks ( & stack_counts , writer ) }
Produce an output that can be used to generate a differential flame graph.
Produce an output that can be used to generate a differential flame graph .
opt
Options
before
R1
after
R2
writer
W
opt
Options
before
R1
after
R2
writer
W