Windsurf
performance
Cascade WebSocket Implementation Drops Connections
WebSocket connections are dropping frequently after Cascade refactored real-time communication code. Users see 'connection lost' messages, and real-time updates stop arriving. The application falls back to polling, negatively impacting performance.
Cascade likely modified connection handling or heartbeat logic without proper testing.
Error Messages You Might See
WebSocket connection closed
Socket timeout after 30000ms
Connection lost: Code 1006 Abnormal Closure
Ping timeout
Common Causes
- Cascade removed ping/pong heartbeat keeping WebSocket alive
- Connection timeout configuration changed too aggressively
- Error handling in message processing crashes connection instead of recovering
- Cascade refactored connection pooling without thread safety
How to Fix It
Implement heartbeat/ping-pong to keep WebSocket alive. Set reasonable timeouts (30-60 seconds). Implement automatic reconnection logic with exponential backoff. Monitor connection state and log disconnections. Test with network interruptions to ensure recovery. Use Spring WebSocket with proper session management.
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Get HelpFrequently Asked Questions
How do I keep WebSocket alive?
Implement ping/pong frames every 30 seconds. Client sends ping, server responds with pong to prove connection alive.
How do I handle reconnection?
Detect disconnect, wait with exponential backoff (1s, 2s, 4s...), attempt reconnection. Store messages during disconnect.