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[fix-buffering] change request sending strategy and fix priorities

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remove LAS, priorize new requests but otherwise just do standard queuing
This commit is contained in:
Alex Auvolat
2024-03-27 16:00:46 +01:00
parent 0d3e285d13
commit 85f580cbde
5 changed files with 80 additions and 45 deletions
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src/net/message.rs
+18
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@@ -28,12 +28,30 @@ use crate::util::*;
/// The same priority value is given to a request and to its associated response.
pub type RequestPriority = u8;
// Usage of priority levels in Garage:
//
// PRIO_HIGH
// for liveness check events such as pings and important
// reconfiguration events such as layout changes
//
// PRIO_NORMAL
// for standard interactive requests to exchange metadata
//
// PRIO_NORMAL | PRIO_SECONDARY
// for standard interactive requests to exchange block data
//
// PRIO_BACKGROUND
// for background resync requests to exchange metadata
// PRIO_BACKGROUND | PRIO_SECONDARY
// for background resync requests to exchange block data
/// Priority class: high
pub const PRIO_HIGH: RequestPriority = 0x20;
/// Priority class: normal
pub const PRIO_NORMAL: RequestPriority = 0x40;
/// Priority class: background
pub const PRIO_BACKGROUND: RequestPriority = 0x80;
/// Priority: primary among given class
pub const PRIO_PRIMARY: RequestPriority = 0x00;
/// Priority: secondary among given class (ex: `PRIO_HIGH | PRIO_SECONDARY`)