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}, { "refId": "B", "expr": "node_tcp_connection_states{state=\"fin_wait2\",ident=~\"$ident\"}", "legend": "FIN_WAIT2", "maxDataPoints": 240 }, { "refId": "C", "expr": "node_tcp_connection_states{state=\"listen\",ident=~\"$ident\"}", "legend": "Listen", "maxDataPoints": 240 }, { "refId": "D", "expr": "node_tcp_connection_states{state=\"time_wait\",ident=~\"$ident\"}", "legend": "TIME_WAIT", "maxDataPoints": 240 }, { "refId": "E", "expr": "node_tcp_connection_states{state=\"close_wait\", instance=\"$node\", job=\"$job\"}", "legend": "CLOSE_WAIT", "maxDataPoints": 240 } ], "transformations": [ { "id": "organize", "options": {} } ], "name": "TCP Stat", "links": [], "description": "关键连接状态的 TCP 套接字数量", "maxPerRow": 4, "options": { "tooltip": { "mode": "all", "sort": "none" }, "legend": { "displayMode": "list", "heightInPercentage": 30, "placement": "bottom", "behaviour": "showItem", "selectMode": "single" }, "valueMappings": [], "standardOptions": { "util": "none", "min": 0 }, "thresholds": 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