Struct L2DiskTier 

pub struct L2DiskTier { /* private fields */ }

L2 SSD/disk cache tier

Implementations

impl L2DiskTier

pub async fn new(cache_dir: PathBuf, max_size: usize) -> Result<Self>

Create new L2 disk tier

Trait Implementations

impl CacheTier for L2DiskTier

fn get<'life0, 'life1, 'async_trait>( &'life0 self, key: &'life1 CacheKey, ) -> Pin<Box<dyn Future<Output = Result<Option<CacheValue>>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

Get value from this tier

fn put<'life0, 'async_trait>( &'life0 self, key: CacheKey, value: CacheValue, ) -> Pin<Box<dyn Future<Output = Result<()>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait,

Put value into this tier

fn remove<'life0, 'life1, 'async_trait>( &'life0 self, key: &'life1 CacheKey, ) -> Pin<Box<dyn Future<Output = Result<bool>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

Remove value from this tier

fn contains<'life0, 'life1, 'async_trait>( &'life0 self, key: &'life1 CacheKey, ) -> Pin<Box<dyn Future<Output = bool> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

Check if key exists

fn stats<'life0, 'async_trait>( &'life0 self, ) -> Pin<Box<dyn Future<Output = CacheStats> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait,

Get tier statistics

fn clear<'life0, 'async_trait>( &'life0 self, ) -> Pin<Box<dyn Future<Output = Result<()>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait,

Clear the tier

fn name(&self) -> &str

Get tier name

fn capacity(&self) -> usize

Get tier capacity in bytes

fn current_size<'life0, 'async_trait>( &'life0 self, ) -> Pin<Box<dyn Future<Output = usize> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait,

Get current size in bytes