Struct DeviceStats 

pub struct DeviceStats {
    pub values: Vec<(String, u64)>,
}

Per-device I/O error statistics.

Key: (DEV_STATS, PERSISTENT_ITEM, devid). Stored as an array of u64 counters for write errors, read errors, flush errors, corruption errors, and generation mismatches.

Fields

values: Vec<(String, u64)>

Named counters: (stat_name, count).

Implementations

impl DeviceStats

pub fn parse(data: &[u8]) -> Self

Parse device statistics from a raw byte buffer. Reads up to 5 u64 counters (write_errs, read_errs, flush_errs, corruption_errs, generation).

Trait Implementations

impl Clone for DeviceStats

fn clone(&self) -> DeviceStats

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for DeviceStats

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

Formats the value using the given formatter.