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fix(getobject): prevent large-download memory buffering (#2809)

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houseme
2026-05-05 20:58:26 +08:00
committed by GitHub
parent 49b2782d51
commit 565cbdffed
2 changed files with 175 additions and 14 deletions
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crates/config/src/constants/runtime.rs
+6 -3
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@@ -77,10 +77,13 @@ pub const DEFAULT_OBJECT_FILE_CACHE_RECLAIM_WRITE_ENABLE: bool = false;
pub const DEFAULT_OBJECT_FILE_CACHE_RECLAIM_READ_ENABLE: bool = false;
pub const DEFAULT_OBJECT_FILE_CACHE_RECLAIM_THRESHOLD: usize = 4 * 1024 * 1024;
/// Threshold for small object seek support in megabytes.
/// Threshold for small object seek support in bytes.
///
/// When an object is smaller than this size, rustfs will provide seek support.
/// When an object response is smaller than this size, rustfs may provide
/// in-memory seek support. Runtime GET logic also enforces a hard safety cap
/// (`64 MiB`) to prevent large-download memory spikes even if this threshold
/// is configured higher.
///
/// Default is set to 10MB.
/// Default is set to 10 MiB.
pub const ENV_OBJECT_SEEK_SUPPORT_THRESHOLD: &str = "RUSTFS_OBJECT_SEEK_SUPPORT_THRESHOLD";
pub const DEFAULT_OBJECT_SEEK_SUPPORT_THRESHOLD: usize = 10 * 1024 * 1024;