У меня есть флэш-память 4G Silicon-Power.
Когда я отформатирую его в Windows-7, 47 MByte
останется как использованное пространство:
Но когда я отформатирую его в Windows-8, 18 MByte
останется в качестве используемого пространства:
Примечание. В обоих окнах я выбираю « Файловая система = NTFS» и « Размер единицы размещения = 4096».
В чем разница?
Обновить :
Windows-7 Professional - 64 бит - Версия 6.1 с пакетом обновления 1
C:\>fsutil fsinfo ntfsinfo j:
NTFS Volume Serial Number : 0x02764432764428ad
Version : 3.1
Number Sectors : 0x000000000078077f
Total Clusters : 0x00000000000f00ef
Free Clusters : 0x00000000000ed5de
Total Reserved : 0x0000000000000000
Bytes Per Sector : 512
Bytes Per Cluster : 4096
Bytes Per FileRecord Segment : 1024
Clusters Per FileRecord Segment : 0
Mft Valid Data Length : 0x0000000000040000
Mft Start Lcn : 0x0000000000040000
Mft2 Start Lcn : 0x0000000000000002
Mft Zone Start : 0x0000000000040000
Mft Zone End : 0x000000000004c820
RM Identifier: 94E3CDFA-2ADD-11E4-B3D3-005056C00001
,
C:\>defrag /a /h /u /v j:
Microsoft Disk Defragmenter
Copyright (c) 2007 Microsoft Corp.
Invoking analysis on GHASEMI (J:)...
Analysis: 100% complete.
The operation completed successfully.
Post Defragmentation Report:
Volume Information:
Volume size = 3.75 GB
Cluster size = 4 KB
Used space = 43.06 MB
Free space = 3.70 GB
Fragmentation:
Total fragmented space = 0%
Average fragments per file = 1.10
Movable files and folders = 23
Unmovable files and folders = 12
Files:
Fragmented files = 0
Total file fragments = 0
Folders:
Total folders = 11
Fragmented folders = 0
Total folder fragments = 0
Free space:
Free space count = 4
Average free space size = 899.49 MB
Largest free space size = 2.55 GB
Master File Table (MFT):
MFT size = 256.00 KB
MFT record count = 255
MFT usage = 100%
Total MFT fragments = 2
Note: File fragments larger than 64MB are not included in the fragmentat
ion statistics.
You do not need to defragment this volume.
C:\>
Версия untfs.dll
: ntfs.sys
Версия ntfs.sys: 6.1.7601.18127
Windows 8.1 Версия 6.3:
C:\>fsut fsinfo ntfsinfo E:
'fsut' is not recognized as an internal or external command,
operable program or batch file.
C:\>fsutil fsinfo ntfsinfo E:
NTFS Volume Serial Number : 0xbc18035618030ed8
NTFS Version : 3.1
LFS Version : 1.1
Number Sectors : 0x000000000078077f
Total Clusters : 0x00000000000f00ef
Free Clusters : 0x00000000000ef2c7
Total Reserved : 0x0000000000000000
Bytes Per Sector : 512
Bytes Per Physical Sector : 512
Bytes Per Cluster : 4096
Bytes Per FileRecord Segment : 1024
Clusters Per FileRecord Segment : 0
Mft Valid Data Length : 0x0000000000040000
Mft Start Lcn : 0x0000000000040000
Mft2 Start Lcn : 0x0000000000000002
Mft Zone Start : 0x0000000000040000
Mft Zone End : 0x000000000004c820
Resource Manager Identifier : DC8269B6-2A42-11E4-BE90-0021CCD87AAC
,
C:\>defrag /a /h /u /v E:
Microsoft Drive Optimizer
Copyright (c) 2013 Microsoft Corp.
Invoking analysis on GHASEMI (E:)...
Analysis: 100% complete.
The operation completed successfully.
Post Defragmentation Report:
Volume Information:
Volume size = 3.75 GB
Cluster size = 4 KB
Used space = 14.15 MB
Free space = 3.73 GB
Fragmentation:
Total fragmented space = 0%
Average fragments per file = 1.11
Movable files and folders = 19
Unmovable files and folders = 4
Files:
Fragmented files = 2
Total file fragments = 2
Folders:
Total folders = 1
Fragmented folders = 0
Total folder fragments = 0
Free space:
Free space count = 4
Average free space size = 906.72 MB
Largest free space size = 2.55 GB
Master File Table (MFT):
MFT size = 256.00 KB
MFT record count = 255
MFT usage = 100%
Total MFT fragments = 1
Note: File fragments larger than 64MB are not included in the fragmentat
ion statistics.
You do not need to defragment this volume.
C:\>
untfs.dll
версия: 6.3.9600.17031
ntfs.sys
: 6.3.9600.17055