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Adaptive Buffers + Session Eviction Method

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Alexey
2026-03-18 10:49:02 +03:00
parent 5dd0c47f14
commit 3739f38440
27 changed files with 1479 additions and 50 deletions
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27
src/config/types.rs
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@@ -803,6 +803,26 @@ pub struct GeneralConfig {
#[serde(default = "default_me_pool_drain_threshold")]
pub me_pool_drain_threshold: u64,
/// Enable staged client eviction for draining ME writers that remain non-empty past TTL.
#[serde(default = "default_me_pool_drain_soft_evict_enabled")]
pub me_pool_drain_soft_evict_enabled: bool,
/// Extra grace in seconds after drain TTL before soft-eviction stage starts.
#[serde(default = "default_me_pool_drain_soft_evict_grace_secs")]
pub me_pool_drain_soft_evict_grace_secs: u64,
/// Maximum number of client sessions to evict from one draining writer per health tick.
#[serde(default = "default_me_pool_drain_soft_evict_per_writer")]
pub me_pool_drain_soft_evict_per_writer: u8,
/// Soft-eviction budget per CPU core for one health tick.
#[serde(default = "default_me_pool_drain_soft_evict_budget_per_core")]
pub me_pool_drain_soft_evict_budget_per_core: u16,
/// Cooldown for repetitive soft-eviction on the same writer in milliseconds.
#[serde(default = "default_me_pool_drain_soft_evict_cooldown_ms")]
pub me_pool_drain_soft_evict_cooldown_ms: u64,
/// Policy for new binds on stale draining writers.
#[serde(default)]
pub me_bind_stale_mode: MeBindStaleMode,
@@ -984,6 +1004,13 @@ impl Default for GeneralConfig {
proxy_secret_len_max: default_proxy_secret_len_max(),
me_pool_drain_ttl_secs: default_me_pool_drain_ttl_secs(),
me_pool_drain_threshold: default_me_pool_drain_threshold(),
me_pool_drain_soft_evict_enabled: default_me_pool_drain_soft_evict_enabled(),
me_pool_drain_soft_evict_grace_secs: default_me_pool_drain_soft_evict_grace_secs(),
me_pool_drain_soft_evict_per_writer: default_me_pool_drain_soft_evict_per_writer(),
me_pool_drain_soft_evict_budget_per_core:
default_me_pool_drain_soft_evict_budget_per_core(),
me_pool_drain_soft_evict_cooldown_ms:
default_me_pool_drain_soft_evict_cooldown_ms(),
me_bind_stale_mode: MeBindStaleMode::default(),
me_bind_stale_ttl_secs: default_me_bind_stale_ttl_secs(),
me_pool_min_fresh_ratio: default_me_pool_min_fresh_ratio(),