| Version 2.00 | Sequential Output | Sequential Input | Random Seeks |
Sequential Create | Random Create | |||||||||||||||||||||
| Size | Per Char | Block | Rewrite | Per Char | Block | Num Files | Create | Read | Delete | Create | Read | Delete | ||||||||||||||
| M/sec | % CPU | M/sec | % CPU | M/sec | % CPU | M/sec | % CPU | M/sec | % CPU | /sec | % CPU | /sec | % CPU | /sec | % CPU | /sec | % CPU | /sec | % CPU | /sec | % CPU | /sec | % CPU | |||
| r730xd | 300M | 439 | 98 | 6 | 0 | 7 | 1 | 1258 | 98 | 0 | +++ | 3578 | 58 | 16 | 20046 | 42 | +++++ | +++ | 29700 | 41 | 15540 | 30 | +++++ | +++ | 22936 | 36 |
| Latency | 54365us | 45us | 423us | 8267us | 46us | 65us | Latency | 639us | 670us | 2145us | 375us | 23us | 4314us | |||||||||||||
博客
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PowerEdge R730xd, USB SanDisk 3.2Gen1 1.00, Bonnie++ Benchmark results
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Raspberry PI 4B 8GB, USB SanDisk 3.2Gen1 1.00, Bonnie++ Benchmark results
Version 1.98 Sequential Output Sequential Input Random
SeeksSequential Create Random Create Size Per Char Block Rewrite Per Char Block Num Files Create Read Delete Create Read Delete M/sec % CPU M/sec % CPU M/sec % CPU M/sec % CPU M/sec % CPU /sec % CPU /sec % CPU /sec % CPU /sec % CPU /sec % CPU /sec % CPU /sec % CPU rpi-4b-01.oxerr.net 300M 70 99 12 5 11 5 141 99 466 99 6528 1067 16 10622 68 +++++ +++ 584 5 13205 81 +++++ +++ 213 2 Latency 201ms 20456ms 9257ms 59358us 301us 1877us Latency 23336us 114us 976ms 5286us 82us 4367ms -
Raspberry PI 4B 8GB, Kingston CANVAS React Plus microSD UHS-II U3 V90 A1 64GB, Bonnie++ Benchmark results
Total Size: 64GB
Avail Size: 50GBVersion 1.98 Sequential Output Sequential Input Random
SeeksSequential Create Random Create Size Per Char Block Rewrite Per Char Block Num Files Create Read Delete Create Read Delete M/sec % CPU M/sec % CPU M/sec % CPU M/sec % CPU M/sec % CPU /sec % CPU /sec % CPU /sec % CPU /sec % CPU /sec % CPU /sec % CPU /sec % CPU rpi-4b-01.oxerr.net 16G 227 99 20 4 11 2 645 99 23 2 610.6 11 16 13347 37 +++++ +++ 18211 35 12686 36 +++++ +++ +++++ +++ Latency 76038us 1662ms 1954ms 18491us 108ms 3190ms Latency 497ms 33us 148us 603ms 37us 63us -
PowerEdge R720xd, SanDisk’ Cruzer Fit 1.00 @ USB 2.0, Bonnie++ Benchmark results
SanDisk’ Cruzer Fit 1.00 @ USB 2.0 on PowerEdge R720xd
Total Size: 64GB
Avail Size: 52GB$ bonnie++ -r 16g -u root
Version 1.98 Sequential Output Sequential Input Random
SeeksSequential Create Random Create Size Per Char Block Rewrite Per Char Block Num Files Create Read Delete Create Read Delete M/sec % CPU M/sec % CPU M/sec % CPU M/sec % CPU M/sec % CPU /sec % CPU /sec % CPU /sec % CPU /sec % CPU /sec % CPU /sec % CPU /sec % CPU r720xd 300M 37 24 4 1 8 2 362 99 0 +++ 2686 35 16 9095 82 +++++ +++ 2065 21 13115 91 +++++ +++ 1884 17 Latency 91238us 313us 178us 30257us 87us 144us Latency 3030us 87us 3177ms 4959us 56us 2710ms -
MacBook10,1 Bonnie++ Benchmark results
Free: 51.09 GB (51,086,016,512 bytes)
Capacity: 499.96 GB (499,963,174,912 bytes)
File System: Case-sensitive APFS
Physical Drive:
Device Name: APPLE SSD AP0512J
Media Name: AppleAPFSMedia
Medium Type: SSD
Protocol: PCI-Express
Internal: YesVersion 1.97 Sequential Output Sequential Input Random
SeeksSequential Create Random Create Size Per Char Block Rewrite Per Char Block Num Files Create Read Delete Create Read Delete K/sec % CPU K/sec % CPU K/sec % CPU K/sec % CPU K/sec % CPU /sec % CPU /sec % CPU /sec % CPU /sec % CPU /sec % CPU /sec % CPU /sec % CPU Sutras-MacBook.local 32G 247 97 109953 56 241384 63 980 99 599318 60 8102 404 16 11035 77 256223 99 18319 90 13954 92 376947 99 19261 92 Latency 74169us 370ms 66589us 10032us 54077us 102ms Latency 29031us 331us 3128us 1971us 56us 2712us -
MacBookAir3,2 Bonnie++ Benchmark results
Available: 110.78 GB (110,775,746,560 bytes)
Capacity: 250.79 GB (250,790,436,864 bytes)
File System: Case-sensitive APFS
Device Name: APPLE SSD TS256C
Medium Type: SSD
Protocol: SATA
Internal: YesVersion 1.97 Sequential Output Sequential Input Random
SeeksSequential Create Random Create Size Per Char Block Rewrite Per Char Block Num Files Create Read Delete Create Read Delete K/sec % CPU K/sec % CPU K/sec % CPU K/sec % CPU K/sec % CPU /sec % CPU /sec % CPU /sec % CPU /sec % CPU /sec % CPU /sec % CPU /sec % CPU Sutras-MacBook-Air.local 8G 61 93 104139 29 60629 23 346 82 186436 19 3373 107 16 3197 36 70504 76 5590 72 6558 63 73555 61 5157 66 Latency 395ms 683ms 596ms 38893us 17542us 61724us Latency 536ms 1866us 112ms 155ms 8375us 68189us -
14年前（2007 年）的笔记本的 HDD 和插在 USB 口的 HDD 移动硬盘的读写速度测试结果
HDD:
$ dd if=/root/tmp.data of=/dev/null bs=1024k 4096+0 records in 4096+0 records out 4294967296 bytes transferred in 190.078495 secs (22595756 bytes/sec) $ dd if=/dev/random of=/root/tmp.data bs=1024k count=4096 4096+0 records in 4096+0 records out 4294967296 bytes transferred in 200.241032 secs (21448987 bytes/sec)
Read speed: 21.54 Megabyte per second
Write speed: 20.45 Megabyte per secondHDD @ USB:
$ dd if=/dev/random of=/tank/tmp.data bs=1024k count=1024 1024+0 records in 1024+0 records out 1073741824 bytes transferred in 100.581317 secs (10675361 bytes/sec) $ dd if=/tank/tmp.data of=/dev/null 2097152+0 records in 2097152+0 records out 1073741824 bytes transferred in 43.525504 secs (24669257 bytes/sec)
Read speed: 23.52 Megabyte per second
Write speed: 10.18 Megabyte per second -
RAM disk speed test result
Memory Slots: ECC: Disabled Upgradeable Memory: No BANK 0/ChannelA-DIMM0: Size: 32 GB Type: DDR4 Speed: 2667 MHz Status: OK Manufacturer: Micron Part Number: - Serial Number: - BANK 2/ChannelB-DIMM0: Size: 32 GB Type: DDR4 Speed: 2667 MHz Status: OK Manufacturer: Micron Part Number: - Serial Number: -
$ diskutil erasevolume HFS+ 'RAM_Disk' `hdiutil attach -nobrowse -nomount ram://67108864` Started erase on disk4 Unmounting disk Erasing Initialized /dev/rdisk4 as a 32 GB case-insensitive HFS Plus volume Mounting disk Finished erase on disk4 (RAM_Disk) $ dd if=/dev/random of=/Volumes/RAM_Disk/tmp.data bs=1024k count=16384 16384+0 records in 16384+0 records out 17179869184 bytes transferred in 54.670080 secs (314246279 bytes/sec) $ dd if=/Volumes/RAM_Disk/tmp.data of=/dev/null bs=1024k 16384+0 records in 16384+0 records out 17179869184 bytes transferred in 5.130549 secs (3348544052 bytes/sec) $ hdiutil detach /dev/disk4 "disk4" ejected.
Read speed: 3.1185 Gigabyte per second
Write speed: 299.6886 Megabyte per second#dd
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SSD with USB 3.1 read/write speed test result
USB 3.1 Bus: Host Controller Driver: AppleUSBXHCITR PCI Device ID: 0x15ec PCI Revision ID: 0x0006 PCI Vendor ID: 0x8086 Bus Number: 0x00 VLI Product String: Product ID: 0x0715 Vendor ID: 0x2109 (VIA Labs, Inc.) Version: 1.31 Serial Number: 000000123ADA Speed: Up to 10 Gb/s Manufacturer: VLI Manufacture String Location ID: 0x00200000 / 1 Current Available (mA): 900 Current Required (mA): 896 Extra Operating Current (mA): 0 Media: SL500 2TB: Capacity: 2 TB (2,000,398,934,016 bytes) Removable Media: No BSD Name: disk2 Logical Unit: 0 Partition Map Type: GPT (GUID Partition Table) S.M.A.R.T. status: Verified USB Interface: 0 Volumes: EFI: Capacity: 209.7 MB (209,715,200 bytes) File System: MS-DOS FAT32 BSD Name: disk2s1 Content: EFI Volume UUID: 0E239BC6-F960-3107-89CF-1C97F78BB46B disk2s2: Capacity: 2 TB (2,000,189,177,856 bytes) BSD Name: disk2s2 Content: Apple_APFS
Colorful SL500 2TB Media: Free: 1.43 TB (1,431,453,413,376 bytes) Capacity: 2 TB (2,000,189,177,856 bytes) Mount Point: /Volumes/Colorful SL500 2TB Media File System: Case-sensitive APFS Writable: Yes Ignore Ownership: Yes BSD Name: disk3s1 Volume UUID: E7369016-1660-4A22-B537-2412DD8CE2F0 Physical Drive: Device Name: SL500 2TB Media Name: AppleAPFSMedia Protocol: USB Internal: No Partition Map Type: Unknown with ORICO TYPE-C USB 3.1 Transparent 2.5 inch Hard Drive Enclosure [2139C3-R1.1]
$ dd if=/dev/random of=./tmp.data bs=1024k count=32768 32768+0 records in 32768+0 records out 34359738368 bytes transferred in 729.521762 secs (47098990 bytes/sec) $ dd if=./tmp.data of=/dev/null bs=1024k 32768+0 records in 32768+0 records out 34359738368 bytes transferred in 152.150119 secs (225827877 bytes/sec)
Read speed: 215.3662462234497070 Megabyte per second
Write speed: 44.9170970916748046 Megabyte per second#dd, #ssd, #usb
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