Protocol Message Optimization Techniques

Message Size Matters

ECM Protocol message size directly impacts network latency and throughput. This guide covers optimization techniques for production deployments.

Serialization Optimization

Compression

Enable transport compression:

// Request with compression
const response = await fetch(endpoint, {
  headers: {
    'Accept-Encoding': 'gzip, br',
    'Content-Encoding': 'gzip'
  },
  body: gzip(serialize(context))
});

// Typical compression ratios
// JSON text: 70-80% reduction
// Already binary: 10-20% reduction

Binary Formats

Consider binary serialization for internal communication:

// Protocol Buffers definition
message ECMContext {
  string context_id = 1;
  string context_type = 2;
  google.protobuf.Struct data = 3;
  map<string, string> metadata = 4;
}

// MessagePack alternative
const packed = msgpack.encode(context);
// 20-40% smaller than JSON

Payload Optimization

Field Selection

// Request only needed fields
{
  "operation": "context.get",
  "context_id": "ctx-123",
  "projection": ["data.preferences", "metadata.updated_at"]
}

// Response excludes non-selected fields
{
  "context_id": "ctx-123",
  "data": { "preferences": {...} },
  "metadata": { "updated_at": "..." }
}

Pagination

// Paginated queries for large results
{
  "operation": "context.query",
  "filter": {...},
  "limit": 100,
  "cursor": "eyJvZmZzZXQiOjEwMH0="
}

Connection Optimization

Connection Pooling

const pool = new ConnectionPool({
  maxConnections: 20,
  minConnections: 5,
  idleTimeout: 30000,
  keepAlive: true
});

// Reuse connections across requests
async function query(filter) {
  const conn = await pool.acquire();
  try {
    return await conn.request('POST', '/query', filter);
  } finally {
    pool.release(conn);
  }
}

HTTP/2 Multiplexing

Use HTTP/2 for parallel requests over single connection. Multiple streams without head-of-line blocking. Header compression for repeated headers.

Caching Headers

ETag-Based Caching

// Server response
HTTP/1.1 200 OK
ETag: "abc123"
Cache-Control: private, max-age=60

// Client conditional request
GET /contexts/ctx-123
If-None-Match: "abc123"

// Server response if unchanged
HTTP/1.1 304 Not Modified

Batch Operations

Batch Requests

// Single request for multiple contexts
{
  "operation": "context.get_batch",
  "context_ids": ["ctx-1", "ctx-2", "ctx-3", "ctx-4", "ctx-5"]
}

// vs 5 individual requests
// Reduces round trips from 5 to 1

Conclusion

Protocol message optimization reduces latency and improves throughput. Apply compression, use binary formats where appropriate, paginate large results, and batch operations to minimize round trips.

> Protocol Message Optimization Techniques