Struct SnapshotDiff 

pub struct SnapshotDiff {
    pub first_id: String,
    pub second_id: String,
    pub elapsed_ms: u64,
    pub current_usage_delta: isize,
    pub peak_usage_delta: isize,
    pub allocation_count_delta: isize,
    pub new_components: Vec<String>,
    pub removed_components: Vec<String>,
    pub component_changes: HashMap<String, ComponentStatsDiff>,
}

The difference between two memory snapshots

Fields

first_id: String

First snapshot ID

second_id: String

Second snapshot ID

elapsed_ms: u64

Time elapsed between snapshots in milliseconds

current_usage_delta: isize

Change in total current usage

peak_usage_delta: isize

Change in total peak usage

allocation_count_delta: isize

Change in total allocation count

new_components: Vec<String>

New components that weren’t in the first snapshot

removed_components: Vec<String>

Components that were in the first snapshot but not in the second

component_changes: HashMap<String, ComponentStatsDiff>

Changes in component statistics

Implementations

impl SnapshotDiff

pub fn new(first: &MemorySnapshot, second: &MemorySnapshot) -> Self

Create a new snapshot diff by comparing two snapshots

pub fn format(&self) -> String

Format the diff as a string

pub fn to_json(&self) -> JsonValue

Export the diff as JSON

pub fn has_potential_leaks(&self) -> bool

Check if there are any potential memory leaks

pub fn get_potential_leak_components(&self) -> Vec<String>

Get a list of components with potential memory leaks

pub fn visualize(&self) -> String

Generate a visualization of the memory usage changes

Trait Implementations

impl Clone for SnapshotDiff

fn clone(&self) -> SnapshotDiff

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for SnapshotDiff

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for SnapshotDiff

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for SnapshotDiff

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.