Design Patterns MCP Server

{ "id": "bulkhead", "name": "Bulkhead Pattern", "category": "Cloud-Native", "description": "Isolates critical resources to prevent total system failure", "when_to_use": "Resource isolation\nFault containment\nCritical systems", "benefits": "Fault isolation\nResource protection\nImproved reliability\nGraceful degradation", "drawbacks": "Resource overhead\nComplexity\nManagement overhead", "use_cases": "Thread pools\nConnection pools\nService isolation", "complexity": "Medium", "tags": [ "isolation", "resilience", "resource-management" ], "examples": { "typescript": { "language": "typescript", "code": "// Bulkhead: isolate resources\nclass Bulkhead {\n private queue: Array<() => void> = [];\n private running = 0;\n \n constructor(private maxConcurrent: number) {}\n \n async execute<T>(fn: () => Promise<T>): Promise<T> {\n if (this.running >= this.maxConcurrent) {\n await new Promise(resolve => this.queue.push(resolve as any));\n }\n \n this.running++;\n try {\n return await fn();\n } finally {\n this.running--;\n const next = this.queue.shift();\n if (next) next();\n }\n }\n}\n\nconst dbBulkhead = new Bulkhead(10);\nconst apiBulkhead = new Bulkhead(5);\nawait dbBulkhead.execute(() => db.query('SELECT * FROM users'));\nawait apiBulkhead.execute(() => fetch('https://api.example.com'));" } } }