90 lines
5.0 KiB
Rust
90 lines
5.0 KiB
Rust
// Copyright 2024 RustFS Team
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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use crate::MI_B;
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// Tokio runtime ENV keys
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pub const ENV_WORKER_THREADS: &str = "RUSTFS_RUNTIME_WORKER_THREADS";
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pub const ENV_MAX_BLOCKING_THREADS: &str = "RUSTFS_RUNTIME_MAX_BLOCKING_THREADS";
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pub const ENV_THREAD_PRINT_ENABLED: &str = "RUSTFS_RUNTIME_THREAD_PRINT_ENABLED";
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pub const ENV_THREAD_STACK_SIZE: &str = "RUSTFS_RUNTIME_THREAD_STACK_SIZE";
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pub const ENV_THREAD_KEEP_ALIVE: &str = "RUSTFS_RUNTIME_THREAD_KEEP_ALIVE";
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pub const ENV_GLOBAL_QUEUE_INTERVAL: &str = "RUSTFS_RUNTIME_GLOBAL_QUEUE_INTERVAL";
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pub const ENV_THREAD_NAME: &str = "RUSTFS_RUNTIME_THREAD_NAME";
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pub const ENV_MAX_IO_EVENTS_PER_TICK: &str = "RUSTFS_RUNTIME_MAX_IO_EVENTS_PER_TICK";
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pub const ENV_RNG_SEED: &str = "RUSTFS_RUNTIME_RNG_SEED";
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/// Event polling interval
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pub const ENV_EVENT_INTERVAL: &str = "RUSTFS_RUNTIME_EVENT_INTERVAL";
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// Dial9 Tokio Telemetry Configuration
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pub const ENV_RUNTIME_DIAL9_ENABLED: &str = "RUSTFS_RUNTIME_DIAL9_ENABLED";
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pub const ENV_RUNTIME_DIAL9_OUTPUT_DIR: &str = "RUSTFS_RUNTIME_DIAL9_OUTPUT_DIR";
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pub const ENV_RUNTIME_DIAL9_FILE_PREFIX: &str = "RUSTFS_RUNTIME_DIAL9_FILE_PREFIX";
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pub const ENV_RUNTIME_DIAL9_MAX_FILE_SIZE: &str = "RUSTFS_RUNTIME_DIAL9_MAX_FILE_SIZE";
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pub const ENV_RUNTIME_DIAL9_ROTATION_COUNT: &str = "RUSTFS_RUNTIME_DIAL9_ROTATION_COUNT";
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pub const ENV_RUNTIME_DIAL9_S3_BUCKET: &str = "RUSTFS_RUNTIME_DIAL9_S3_BUCKET";
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pub const ENV_RUNTIME_DIAL9_S3_PREFIX: &str = "RUSTFS_RUNTIME_DIAL9_S3_PREFIX";
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pub const ENV_RUNTIME_DIAL9_SAMPLING_RATE: &str = "RUSTFS_RUNTIME_DIAL9_SAMPLING_RATE";
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// Default values for Tokio runtime
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pub const DEFAULT_WORKER_THREADS: usize = 16;
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pub const DEFAULT_MAX_BLOCKING_THREADS: usize = 1024;
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pub const DEFAULT_THREAD_PRINT_ENABLED: bool = false;
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pub const DEFAULT_THREAD_STACK_SIZE: usize = MI_B; // 1 MiB
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pub const DEFAULT_THREAD_KEEP_ALIVE: u64 = 60; // seconds
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pub const DEFAULT_GLOBAL_QUEUE_INTERVAL: u32 = 31;
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pub const DEFAULT_THREAD_NAME: &str = "rustfs-worker";
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pub const DEFAULT_MAX_IO_EVENTS_PER_TICK: usize = 1024;
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/// Event polling default (Tokio default 61)
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pub const DEFAULT_EVENT_INTERVAL: u32 = 61;
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pub const DEFAULT_RNG_SEED: Option<u64> = None; // None means random
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// Dial9 Tokio Telemetry Default values
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pub const DEFAULT_RUNTIME_DIAL9_ENABLED: bool = false; // Disabled by default
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pub const DEFAULT_RUNTIME_DIAL9_OUTPUT_DIR: &str = "/var/log/rustfs/telemetry";
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pub const DEFAULT_RUNTIME_DIAL9_FILE_PREFIX: &str = "rustfs-tokio";
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pub const DEFAULT_RUNTIME_DIAL9_MAX_FILE_SIZE: u64 = 100 * 1024 * 1024; // 100MB
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pub const DEFAULT_RUNTIME_DIAL9_ROTATION_COUNT: usize = 10;
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pub const DEFAULT_RUNTIME_DIAL9_SAMPLING_RATE: f64 = 1.0; // 100% sampling
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// Note: S3 bucket/prefix have no default; absence means upload is disabled (modeled as Option<String>)
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// Allocator reclaim configuration
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pub const ENV_ALLOCATOR_RECLAIM_ENABLED: &str = "RUSTFS_ALLOCATOR_RECLAIM_ENABLED";
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pub const ENV_ALLOCATOR_RECLAIM_INTERVAL_SECS: &str = "RUSTFS_ALLOCATOR_RECLAIM_INTERVAL_SECS";
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pub const ENV_ALLOCATOR_RECLAIM_FORCE: &str = "RUSTFS_ALLOCATOR_RECLAIM_FORCE";
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pub const ENV_ALLOCATOR_RECLAIM_IDLE_INTERVALS: &str = "RUSTFS_ALLOCATOR_RECLAIM_IDLE_INTERVALS";
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pub const DEFAULT_ALLOCATOR_RECLAIM_ENABLED: bool = false;
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pub const DEFAULT_ALLOCATOR_RECLAIM_INTERVAL_SECS: u64 = 30;
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pub const DEFAULT_ALLOCATOR_RECLAIM_FORCE: bool = true;
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pub const DEFAULT_ALLOCATOR_RECLAIM_IDLE_INTERVALS: u64 = 3;
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// File page-cache reclaim configuration
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pub const ENV_OBJECT_FILE_CACHE_RECLAIM_WRITE_ENABLE: &str = "RUSTFS_OBJECT_FILE_CACHE_RECLAIM_WRITE_ENABLE";
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pub const ENV_OBJECT_FILE_CACHE_RECLAIM_READ_ENABLE: &str = "RUSTFS_OBJECT_FILE_CACHE_RECLAIM_READ_ENABLE";
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pub const ENV_OBJECT_FILE_CACHE_RECLAIM_THRESHOLD: &str = "RUSTFS_OBJECT_FILE_CACHE_RECLAIM_THRESHOLD";
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pub const DEFAULT_OBJECT_FILE_CACHE_RECLAIM_WRITE_ENABLE: bool = false;
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pub const DEFAULT_OBJECT_FILE_CACHE_RECLAIM_READ_ENABLE: bool = false;
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pub const DEFAULT_OBJECT_FILE_CACHE_RECLAIM_THRESHOLD: usize = 4 * 1024 * 1024;
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/// Threshold for small object seek support in bytes.
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///
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/// When an object response is smaller than this size, rustfs may provide
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/// in-memory seek support. Runtime GET logic also enforces a hard safety cap
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/// (`64 MiB`) to prevent large-download memory spikes even if this threshold
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/// is configured higher.
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///
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/// Default is set to 10 MiB.
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pub const ENV_OBJECT_SEEK_SUPPORT_THRESHOLD: &str = "RUSTFS_OBJECT_SEEK_SUPPORT_THRESHOLD";
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pub const DEFAULT_OBJECT_SEEK_SUPPORT_THRESHOLD: usize = 10 * 1024 * 1024;
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