Unverified80% confidenceTradeoffTime unknown
容量越大单TB成本越低但一旦硬盘损坏丢失录像越多；关键场景建议NVR做多盘位分散存储或组RAID，而非单块超大容量硬盘
1
Sources
80%
Confidence
Long-term
Relevance
-
First Seen
Sources
Related Entities
Related Claims
Unverified不要为省钱买不带硬盘位或仅支持单盘的NVR后想扩容，多数消费级NVR最多支持1-2块硬盘，商用录像需求应直接选支持多盘位机型86% similarUnverified16路及以上NVR建议选双硬盘位或支持RAID的型号，单盘故障会导致全部录像丢失，重要场所应做冗余备份85% similarUnverified容量越大单位价格越低但单盘故障风险损失越大：单块8TB故障丢失的数据是单块2TB的4倍，重要监控场景应优先用多块中容量盘+RAID而非单块超大盘80% similarUnverified容量越大单位存储成本越低但一旦损坏丢失数据越多，监控场景建议用128G左右单卡而非单张512G，兼顾回看天数与故障风险分散；重要监控更应搭配云存储或NVR做双备份80% similarUnverified路数越多单机成本越低但单点故障风险集中：16路NVR硬盘或主板损坏会导致全部监控中断，重要场所建议双NVR分组或加装第二块硬盘做冗余80% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/354371API
curl https://kongchang.com/api/v1/knowledge/claims/354371MCP
get_claim(id=354371)