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arkonandClaude Opus 4.6
2b61a8db1b
Cloudflare quick tunnels buffer small SSE responses, causing tab creation and other UI events to arrive late on mobile. Adds ~8KB SSE comment padding (ignored by EventSource) to force the proxy to flush immediately. Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
76 lines
3.0 KiB
TypeScript
76 lines
3.0 KiB
TypeScript
/**
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* @fileoverview Web server performance and scheduling constants.
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*
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* Controls terminal batching throughput, SSE health checking,
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* state persistence debouncing, and scheduled run timing.
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*
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* @module config/server-timing
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*/
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// ============================================================================
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// Terminal & SSE Performance
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// ============================================================================
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/** Terminal data batching interval — targets 60fps (ms) */
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export const TERMINAL_BATCH_INTERVAL = 16;
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/** Immediate flush threshold for terminal batches (bytes).
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* Set high (32KB) to allow effective batching; avg Ink events are ~14KB. */
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export const BATCH_FLUSH_THRESHOLD = 32 * 1024;
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/** Task event batching interval (ms) */
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export const TASK_UPDATE_BATCH_INTERVAL = 100;
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/** SSE heartbeat interval — sends padded keepalive to flush proxy buffers (ms).
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* 15s is fast enough to keep Cloudflare tunnel buffers flushed while avoiding
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* excessive bandwidth. Also serves as dead-client detection. */
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export const SSE_HEARTBEAT_INTERVAL = 15 * 1000;
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/** SSE padding size (bytes). Cloudflare quick tunnels buffer small SSE events;
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* appending ~8KB of SSE comment padding forces the proxy to flush immediately.
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* SSE comments (lines starting with ':') are silently ignored by EventSource. */
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export const SSE_PADDING_SIZE = 8 * 1024;
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// ============================================================================
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// State Persistence
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// ============================================================================
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/** State update debounce — batches expensive toDetailedState() calls (ms) */
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export const STATE_UPDATE_DEBOUNCE_INTERVAL = 500;
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/** Sessions list cache TTL — avoids re-serializing on every SSE init (ms) */
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export const SESSIONS_LIST_CACHE_TTL = 1000;
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// ============================================================================
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// Scheduled Runs
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// ============================================================================
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/** Scheduled runs cleanup check interval (ms) */
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export const SCHEDULED_CLEANUP_INTERVAL = 5 * 60 * 1000;
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/** Completed scheduled run max age before cleanup (ms) */
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export const SCHEDULED_RUN_MAX_AGE = 60 * 60 * 1000;
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/** Session limit retry wait before retrying (ms) */
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export const SESSION_LIMIT_WAIT_MS = 5000;
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/** Pause between scheduled run iterations (ms) */
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export const ITERATION_PAUSE_MS = 2000;
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// ============================================================================
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// Mux Stats
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// ============================================================================
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/** Mux stats collection interval (ms) */
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export const STATS_COLLECTION_INTERVAL_MS = 2000;
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// ============================================================================
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// Process Error Recovery
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// ============================================================================
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/** Max consecutive unhandled errors before auto-restart */
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export const MAX_CONSECUTIVE_ERRORS = 5;
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/** Error counter reset interval — forgives errors after quiet period (ms) */
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export const ERROR_RESET_MS = 60_000;
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