大数据单位量级
计算机存储计量单位
Byte、KB、MB、GB、TB、PB、EB、ZB、YB、BB、NB、DB、CB、XB
数据存储按照 10进制 表示,数据传输按照 2进制 表示;
表示形式不同,在细微上可以分为两种形式:

按照二进制形式的换算 (即,按照进率1024(2的十次方)计算)
1 Byte = 8 Bit
1 KB = 1,024 Bytes
1 MB = 1,024 KB = 1,048,576 Bytes
1 GB = 1,024 MB = 1,048,576 KB = 1,073,741,824 Bytes
1 TB = 1,024 GB = 1,048,576 MB = 1,073,741,824 KB = 1,099,511,627,776 Bytes
1 PB = 1,024 TB = 1,048,576 GB =1,125,899,906,842,624 Bytes
1 EB = 1,024 PB = 1,048,576 TB = 1,152,921,504,606,846,976 Bytes
1 ZB = 1,024 EB = 1,180,591,620,717,411,303,424 Bytes
1 YB = 1,024 ZB = 1,208,925,819,614,629,174,706,176 Bytes
按照十进制形式的换算(即,按照进率1000(10的三次方)计算)
略 …
由于概念混淆已久,可以将两者相同量级视为相等:
kilobyte ≈ kibibyte
Megabyte ≈ Mebibyte
Gigabyte ≈ Gibibyte
......
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