The phrase "dead run time" generally refers to a period during which a computer or system is operational but not actively performing useful work, often due to inefficiencies or delays.

अवधि जिसके दौरान कम्प्यूटर या सिस्टम सक्रिय होने के बावजूद उपयोगी कार्य नहीं कर रहा हो, अक्सर अकुशलता या विलंबों के कारण।

English Usage: The server's dead run time increased significantly during the maintenance period.

Hindi Usage: रखरखाव अवधि के दौरान सर्वर का मृत संचालन समय काफी बढ़ गया।