Struct devicemapper::ThinPoolWorkingStatus

pub struct ThinPoolWorkingStatus {
    pub transaction_id: u64,
    pub usage: ThinPoolUsage,
    pub held_metadata_root: Option<MetaBlocks>,
    pub discard_passdown: bool,
    pub no_space_policy: ThinPoolNoSpacePolicy,
    pub summary: ThinPoolStatusSummary,
    pub needs_check: bool,
    pub meta_low_water: Option<u64>,
}

Status of a working thin pool, i.e, one that does not have status Fail

Fields

transaction_id: u64

The transaction id.

usage: ThinPoolUsage

A struct recording block usage for meta and data devices.

held_metadata_root: Option<MetaBlocks>

A single block value indicating the held metadata root

discard_passdown: bool

discard_passdown/no_discard_passdown

no_space_policy: ThinPoolNoSpacePolicy

no space policy

summary: ThinPoolStatusSummary

A summary of some other status information.

needs_check: bool

needs_check flag has been set in metadata superblock

meta_low_water: Option<u64>

The lowater value for the metadata device in metablocks. This value is set by the kernel. Available in kernel version 4.19 and later.

Implementations

impl ThinPoolWorkingStatus

pub fn new(
    transaction_id: u64,
    usage: ThinPoolUsage,
    held_metadata_root: Option<MetaBlocks>,
    discard_passdown: bool,
    no_space_policy: ThinPoolNoSpacePolicy,
    summary: ThinPoolStatusSummary,
    needs_check: bool,
    meta_low_water: Option<u64>
) -> ThinPoolWorkingStatus

Make a new ThinPoolWorkingStatus struct

Trait Implementations

impl Clone for ThinPoolWorkingStatus

fn clone(&self) -> ThinPoolWorkingStatus

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for ThinPoolWorkingStatus

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

Formats the value using the given formatter.