{
  "log_level": "info",
  "storage": {
    "bind_address": "localhost",
    "rpc_port": 9004,
    "node_id": "smartbotic-db",
    "data_directory": "/var/lib/smartbotic-database",
    "memory": {
      "max_memory_mb": 512,
      "eviction_threshold_percent": 80,
      "eviction_target_percent": 60,
      "eviction_check_interval_ms": 5000,
      "eviction_chunk_size": 1000,
      "eviction_chunk_pause_ms": 50,
      "max_eviction_passes_per_trigger": 20,
      "hot_write_floor_ms": 30000,
      "memory_soft_percent": 70,
      "memory_hard_percent": 85,
      "memory_emergency_percent": 95,
      "eviction_burst_threshold": 10000
    },
    "persistence": {
      "wal_sync_interval_ms": 100,
      "snapshot_interval_sec": 3600,
      "compression": "lz4",
      "snapshots": {
        "validate_after_write": true,
        "cleanup_only_if_verified": true
      },
      "recovery": {
        "mode": "normal",
        "auto_escalate": true,
        "allow_empty_on_fresh_install": true
      }
    },
    "grpc": {
      "max_receive_message_size_mb": 100,
      "max_send_message_size_mb": 100,
      "resource_quota_memory_mb": 256,
      "max_concurrent_subscribe_streams": 50,
      "max_concurrent_file_streams": 10
    },
    "encryption": {
      "enabled": true,
      "key_file": "/var/lib/smartbotic-database/storage.key",
      "auto_generate_key": true
    },
    "migrations": {
      "enabled": false,
      "directory": "/etc/smartbotic-database/migrations",
      "auto_apply": false
    },
    "files": {
      "max_file_size_mb": 500,
      "cleanup_orphans_interval_sec": 3600
    },
    "replication": {
      "enabled": false
    }
  }
}