MallInfo

portable_dlmalloc::raw

Struct MallInfo 

Source 
#[repr(C)]
pub struct MallInfo {
    pub arena: usize,
    pub ordblks: usize,
    pub smblks: usize,
    pub hblks: usize,
    pub hblkhd: usize,
    pub usmblks: usize,
    pub fsmblks: usize,
    pub uordblks: usize,
    pub fordblks: usize,
    pub keepcost: usize,
}
Expand description

This structure is returned by dlmallinfo and mspace_mallinfo routines.
It reports the current status of the heap.

Fields§

§arena: usize

non-mapped spaced allcated from system

§ordblks: usize

number of free chunks

§smblks: usize

always 0

§hblks: usize

always 0

§hblkhd: usize

space in mmaped regions

§usmblks: usize

maximum total allocated space

§fsmblks: usize

always 0

§uordblks: usize

total allocated space

§fordblks: usize

total free space

§keepcost: usize

releaseable (via malloc_trim space)

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