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fix(scanner): stabilize data usage cache persistence under slow metadata I/O (#2594)

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houseme
2026-04-19 00:36:28 +08:00
committed by GitHub
parent 116db4f5d9
commit 9677320f23
8 changed files with 260 additions and 56 deletions
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crates/config/README.md
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@@ -58,6 +58,7 @@ Current guidance:
- `RUSTFS_SCANNER_START_DELAY_SECS` (canonical)
- `RUSTFS_DATA_SCANNER_START_DELAY_SECS` (deprecated alias for compatibility)
- `RUSTFS_SCANNER_IDLE_MODE` (canonical)
- `RUSTFS_SCANNER_CACHE_SAVE_TIMEOUT_SECS` (canonical)
## Drive timeout environment variables
crates/config/src/constants/scanner.rs
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@@ -45,6 +45,12 @@ pub const DEFAULT_SCANNER_SPEED: &str = "default";
/// - Example: `export RUSTFS_SCANNER_IDLE_MODE=false`
pub const ENV_SCANNER_IDLE_MODE: &str = "RUSTFS_SCANNER_IDLE_MODE";
/// Environment variable that controls scanner cache save timeout in seconds.
/// The scanner enforces a minimum value of `1`.
/// - Unit: seconds (u64).
/// - Example: `export RUSTFS_SCANNER_CACHE_SAVE_TIMEOUT_SECS=30`
pub const ENV_SCANNER_CACHE_SAVE_TIMEOUT_SECS: &str = "RUSTFS_SCANNER_CACHE_SAVE_TIMEOUT_SECS";
/// Default scanner idle mode.
pub const DEFAULT_SCANNER_IDLE_MODE: bool = true;