Monitor Stable Diffusion Health Every 5 Min

The workflow JSON

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{
  "name": "sd-health",
  "nodes": [
    {
      "parameters": {
        "rule": {
          "interval": [
            {
              "field": "minutes"
            }
          ]
        }
      },
      "id": "Cron",
      "name": "Cron (alle 5 Minuten)",
      "type": "n8n-nodes-base.cron",
      "typeVersion": 1,
      "position": [
        240,
        260
      ]
    },
    {
      "parameters": {
        "url": "http://127.0.0.1:3311",
        "options": {}
      },
      "id": "OH",
      "name": "OH GUI",
      "type": "n8n-nodes-base.httpRequest",
      "typeVersion": 4,
      "position": [
        520,
        120
      ]
    },
    {
      "parameters": {
        "url": "http://127.0.0.1:8811/healthz"
      },
      "id": "SEQ",
      "name": "Sequential (8811)",
      "type": "n8n-nodes-base.httpRequest",
      "typeVersion": 4,
      "position": [
        520,
        220
      ]
    },
    {
      "parameters": {
        "url": "http://127.0.0.1:8812/healthz"
      },
      "id": "MEM",
      "name": "Memory (8812)",
      "type": "n8n-nodes-base.httpRequest",
      "typeVersion": 4,
      "position": [
        520,
        320
      ]
    },
    {
      "parameters": {
        "url": "http://127.0.0.1:8815/healthz"
      },
      "id": "BRIDGE",
      "name": "Bridge (8815)",
      "type": "n8n-nodes-base.httpRequest",
      "typeVersion": 4,
      "position": [
        520,
        420
      ]
    },
    {
      "parameters": {
        "functionCode": "const ok = (r)=> r.statusCode>=200 && r.statusCode<400;\nreturn [{\n  json: {\n    timestamp: new Date().toISOString(),\n    status: {\n      openhands: ok(items[0].json) ? 'up' : 'down',\n      sequential: ok(items[1].json) ? 'up' : 'down',\n      memory: ok(items[2].json) ? 'up' : 'down',\n      bridge: ok(items[3].json) ? 'up' : 'down'\n    }\n  }\n}];"
      },
      "id": "Aggregate",
      "name": "Aggregate",
      "type": "n8n-nodes-base.function",
      "typeVersion": 2,
      "position": [
        780,
        270
      ]
    },
    {
      "parameters": {
        "requestMethod": "POST",
        "url": "http://127.0.0.1:8815/run",
        "options": {
          "useQueryString": true
        },
        "queryParametersUi": {
          "parameter": [
            {
              "name": "prompt",
              "value": "={{`# Healthcheck\\nTimestamp: ${$json.timestamp}\\nOpenHands: ${$json.status.openhands}\\nSequential: ${$json.status.sequential}\\nMemory: ${$json.status.memory}\\nBridge: ${$json.status.bridge}\\n\\nBitte speichere diese Beobachtung im Memory (namespace: sd/health).`}}"
            }
          ]
        }
      },
      "id": "Send_to_Bridge",
      "name": "\u2192 Bridge (persist)",
      "type": "n8n-nodes-base.httpRequest",
      "typeVersion": 4,
      "position": [
        1040,
        270
      ]
    }
  ],
  "connections": {
    "Cron (alle 5 Minuten)": {
      "main": [
        [
          {
            "node": "OH",
            "type": "main",
            "index": 0
          },
          {
            "node": "SEQ",
            "type": "main",
            "index": 0
          },
          {
            "node": "MEM",
            "type": "main",
            "index": 0
          },
          {
            "node": "BRIDGE",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "OH": {
      "main": [
        [
          {
            "node": "Aggregate",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "SEQ": {
      "main": [
        [
          {
            "node": "Aggregate",
            "type": "main",
            "index": 1
          }
        ]
      ]
    },
    "MEM": {
      "main": [
        [
          {
            "node": "Aggregate",
            "type": "main",
            "index": 2
          }
        ]
      ]
    },
    "BRIDGE": {
      "main": [
        [
          {
            "node": "Aggregate",
            "type": "main",
            "index": 3
          }
        ]
      ]
    },
    "Aggregate": {
      "main": [
        [
          {
            "node": "\u2192 Bridge (persist)",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  },
  "active": true
}

About this workflow

sd-health. Uses httpRequest. Scheduled trigger; 7 nodes.

Source: https://github.com/161sam/smolit_dev_pkg/blob/main/n8n/sd-health.json — original creator credit. Request a take-down →

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