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Synapse-Cortex / Synapse-Cortexv2 / playbooks / free-memory-clear-page-cache-linux.json 1537 B · main 
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{
  "name": "Free Memory — Clear Page Cache (Linux)",
  "enabled": true,
  "allowed_target_os": [
    "linux"
  ],
  "required_approval_level": "human_in_the_loop",
  "forbidden_commands": [],
  "graph_json": {
    "nodes": [
      {
        "id": "start",
        "type": "start",
        "data": {},
        "position": {
          "x": 250,
          "y": 0
        }
      },
      {
        "id": "cmd_check",
        "type": "command",
        "data": {
          "label": "Check memory usage",
          "command": "free -h"
        },
        "position": {
          "x": 250,
          "y": 130
        }
      },
      {
        "id": "cmd_drop",
        "type": "command",
        "data": {
          "label": "Sync and drop the page cache",
          "command": "sync && echo 1 > /proc/sys/vm/drop_caches"
        },
        "position": {
          "x": 250,
          "y": 260
        }
      },
      {
        "id": "cmd_confirm",
        "type": "command",
        "data": {
          "label": "Confirm memory was freed",
          "command": "free -h"
        },
        "position": {
          "x": 250,
          "y": 390
        }
      }
    ],
    "edges": [
      {
        "id": "e_start_cmd_check",
        "source": "start",
        "target": "cmd_check"
      },
      {
        "id": "e_cmd_check_cmd_drop",
        "source": "cmd_check",
        "target": "cmd_drop"
      },
      {
        "id": "e_cmd_drop_cmd_confirm",
        "source": "cmd_drop",
        "target": "cmd_confirm"
      }
    ]
  }
}