Unverified80% confidenceDecision RuleTime unknown
监控录像循环覆盖需要计算保留天数：8路1080P录满30天约需8-10TB，选盘位时预留RAID冗余后仍应满足此容量，4盘位配4块4TB(RAID5约12TB)可满足
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Unverified监控盘容量按公式估算：路数×码率(Mbps)÷8×3600×24×保存天数÷1024÷1024(TB)。例如4路400万像素(每路约6Mbps)保存30天约需8TB90% similarUnverified监控硬盘按容量估算录像天数：1080P摄像头单路约需20GB/天，4TB硬盘可存约8路摄像头20天循环录像；8路以上或需30天存储建议6TB起步89% similarUnverified计算硬盘需求：单路400万像素摄像头24小时录制约占用25-35GB/天，8路满负荷录制需保留30天则需约7-8TB，建议直接上单盘8TB监控盘避免频繁覆盖89% similarUnverified监控硬盘容量估算：单路1080P约需50-100GB/天（取决码率），按摄像头路数×存储天数计算，例如4路存30天约需6-12TB88% similarUnverified硬盘容量估算：单路4MP摄像头24小时录像约需0.3-0.5TB/月，4路7×24全天录像半年建议配4TB，开启移动侦测录像可节省50%-70%空间86% similar
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