Struct IoIsolationManager

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pub struct IoIsolationManager { /* private fields */ }

Expand description

I/O isolation manager

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impl IoIsolationManager

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pub fn new(config: IoIsolationConfig) -> Self

Create a new I/O isolation manager

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pub fn partition_for(&self, workload: IoWorkloadType) -> &CachePartition

Get the appropriate cache partition for a workload

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pub fn should_use_direct_io( &self, workload: IoWorkloadType, pattern: AccessPattern, size_bytes: usize, ) -> bool

Decide whether to use Direct I/O for an operation

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pub fn record_io(&self, bytes: usize, is_write: bool, is_direct: bool)

Record I/O operation

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pub fn under_memory_pressure(&self) -> bool

Check if under memory pressure

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pub fn maybe_evict(&self, target_bytes: usize) -> usize

Trigger emergency eviction if under pressure

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pub fn all_stats(&self) -> Vec<PartitionStats>

Get all partition stats

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pub fn io_stats(&self) -> IoStats

Get I/O stats

Auto Trait Implementations§

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impl UnwindSafe for IoIsolationManager

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