{
  "id": "redis/max-client-buffer-limit-exceeded",
  "signature": "ERR max client buffer limit exceeded: output buffer for client 0x7f1234567890",
  "signature_zh": "错误：客户端缓冲区限制超限：客户端 0x7f1234567890 的输出缓冲区",
  "regex": "ERR max client buffer limit exceeded: output buffer for client 0x[0-9a-f]+",
  "domain": "redis",
  "category": "resource_error",
  "subcategory": null,
  "root_cause": "Redis client output buffer exceeded configured limit, causing connection termination.",
  "root_cause_type": "generic",
  "root_cause_zh": "Redis 客户端输出缓冲区超过配置限制，导致连接被终止。",
  "versions": [
    {
      "version": "redis 6.0",
      "introduced": null,
      "deprecated": null,
      "removed": null,
      "behavior_change": null,
      "status": "active"
    },
    {
      "version": "redis 7.0",
      "introduced": null,
      "deprecated": null,
      "removed": null,
      "behavior_change": null,
      "status": "active"
    },
    {
      "version": "redis 7.2",
      "introduced": null,
      "deprecated": null,
      "removed": null,
      "behavior_change": null,
      "status": "active"
    }
  ],
  "os_specific": {},
  "dead_ends": [
    {
      "action": "",
      "why_fails": "Increasing output buffer limit globally may mask underlying issue of slow consumers.",
      "fail_rate": 0.65,
      "condition": "",
      "sources": []
    },
    {
      "action": "",
      "why_fails": "Restarting Redis server without addressing buffer configuration only provides temporary relief.",
      "fail_rate": 0.8,
      "condition": "",
      "sources": []
    }
  ],
  "workarounds": [
    {
      "action": "Use CLIENT LIST to identify problematic client, then increase client-output-buffer-limit for that client type in redis.conf:\nclient-output-buffer-limit pubsub 64mb 32mb 60",
      "success_rate": 0.85,
      "how": "Use CLIENT LIST to identify problematic client, then increase client-output-buffer-limit for that client type in redis.conf:\nclient-output-buffer-limit pubsub 64mb 32mb 60",
      "condition": "",
      "sources": []
    },
    {
      "action": "Optimize consumer code to process messages faster or use a message queue to decouple Redis from slow consumers.",
      "success_rate": 0.9,
      "how": "Optimize consumer code to process messages faster or use a message queue to decouple Redis from slow consumers.",
      "condition": "",
      "sources": []
    }
  ],
  "workarounds_zh": [
    "使用 CLIENT LIST 命令识别问题客户端，然后在 redis.conf 中增加该客户端类型的输出缓冲区限制：\nclient-output-buffer-limit pubsub 64mb 32mb 60",
    "优化消费者代码以更快处理消息，或使用消息队列将 Redis 与慢消费者解耦。"
  ],
  "transition_graph": {
    "leads_to": [],
    "preceded_by": [],
    "frequently_confused_with": []
  },
  "official_doc_url": "https://redis.io/docs/latest/develop/reference/clients/#output-buffer-limits",
  "official_doc_section": null,
  "error_code": "ERR",
  "verification_tier": "ai_generated",
  "confidence": 0.85,
  "fix_success_rate": 0.88,
  "resolvable": "true",
  "first_seen": "2023-03-15",
  "last_confirmed": "2024-06-01",
  "last_updated": "2024-06-01",
  "evidence_count": 1,
  "tags": [],
  "locale": "en",
  "aliases": []
}