Struct Statistics 

pub struct Statistics { /* private fields */ }

The statistics of the device.

Implementations

impl Statistics

pub fn new(throttle: Throttle) -> Self

Create a new statistics.

pub fn disk_write_bytes(&self) -> usize

Get the disk cache written bytes.

pub fn disk_read_bytes(&self) -> usize

Get the disk cache read bytes.

pub fn disk_write_ios(&self) -> usize

Get the disk cache written ios.

pub fn disk_read_ios(&self) -> usize

Get the disk cache read bytes.

pub fn record_disk_write(&self, bytes: usize)

Record the write IO and update the statistics.

pub fn record_disk_read(&self, bytes: usize)

Record the read IO and update the statistics.

pub fn read_throttle(&self) -> Duration

Get the nearest time to retry to check if there is quota for read ops.

Return Duration::ZERO if no need to wait.

pub fn write_throttle(&self) -> Duration

Get the nearest time to retry to check if there is quota for write ops.

Return Duration::ZERO if no need to wait.

pub fn is_read_throttled(&self) -> bool

Check if the read ops are throttled.

pub fn is_write_throttled(&self) -> bool

Check if the write ops are throttled.

pub fn throttle(&self) -> &Throttle

Get the throttle configuration.

Trait Implementations

impl Debug for Statistics

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

Formats the value using the given formatter.