iMac (Retina 5K, 27-inch, 2019) 512GB SSD Speed Test
iMac (Retina 5K, 27-inch, 2019) 512GB SSD Speed Test Result
# iMac (Retina 5K, 27-inch, 2019) 512GB SSD
# Using CentOS (VirtualBox)
cat /proc/cpuinfo | grep 'model name' | uniq
model name : Intel(R) Core(TM) i9-9900K CPU @ 3.60GHz
# Using Support Tools Utility from Atlassian.
# https://confluence.atlassian.com/kb/testing-disk-access-speed-for-a-java-application-818577561.html
java -jar support-tools.jar
Benchmark: RandomAccessFile
TOTALS
---- ---- ---- ---- ----
stat avg median min max
---- ---- ---- ---- ----
open 22,011 18,017 16,974 331,771
r/w 5,562 4,436 3,605 189,545
close 3,610 3,018 2,480 197,440
delete 13,847 11,191 10,354 269,315
---- ---- ---- ---- ----
All times are in nanoseconds.
# Writing 1 GB data on iMac (2019) 512GB SSD
dd if=/dev/zero of=test1 bs=64k count=16k conv=fdatasync
16384+0 records in
16384+0 records out
1073741824 bytes (1.1 GB) copied, 5.95915 s, 283 MB/s
Raspberry Pi - Samsung 32GB EVO Plus Speed Test Result
# Raspberry Pi - Samsung 32GB EVO Plus
cat /proc/cpuinfo | grep 'model name' | uniq
model name : ARMv7 Processor rev 4 (v7l)
# Using Support Tools Utility from Atlassian.
# https://confluence.atlassian.com/kb/testing-disk-access-speed-for-a-java-application-818577561.html
java -jar support-tools.jar
Benchmark: RandomAccessFile
TOTALS
---- ---- ---- ---- ----
stat avg median min max
---- ---- ---- ---- ----
open 57,439 53,802 41,041 3,400,283
r/w 35,793 32,813 27,864 327,966
close 10,746 8,906 7,968 1,454,675
delete 56,798 57,448 42,812 285,050
---- ---- ---- ---- ----
All times are in nanoseconds.
# Writing 1 GB data on Samsung 32GB EVO Plus
dd if=/dev/zero of=test1 bs=64k count=16k conv=fdatasync
1073741824 bytes (1.1 GB, 1.0 GiB) copied, 83.8615 s, 12.8 MB/s
See Image
# iMac (Retina 5K, 27-inch, 2019) 512GB SSD
# Using CentOS (VirtualBox)
cat /proc/cpuinfo | grep 'model name' | uniq
model name : Intel(R) Core(TM) i9-9900K CPU @ 3.60GHz
# Using Support Tools Utility from Atlassian.
# https://confluence.atlassian.com/kb/testing-disk-access-speed-for-a-java-application-818577561.html
java -jar support-tools.jar
Benchmark: RandomAccessFile
TOTALS
---- ---- ---- ---- ----
stat avg median min max
---- ---- ---- ---- ----
open 22,011 18,017 16,974 331,771
r/w 5,562 4,436 3,605 189,545
close 3,610 3,018 2,480 197,440
delete 13,847 11,191 10,354 269,315
---- ---- ---- ---- ----
All times are in nanoseconds.
# Writing 1 GB data on iMac (2019) 512GB SSD
dd if=/dev/zero of=test1 bs=64k count=16k conv=fdatasync
16384+0 records in
16384+0 records out
1073741824 bytes (1.1 GB) copied, 5.95915 s, 283 MB/s
# Raspberry Pi - Samsung 32GB EVO Plus
cat /proc/cpuinfo | grep 'model name' | uniq
model name : ARMv7 Processor rev 4 (v7l)
# Using Support Tools Utility from Atlassian.
# https://confluence.atlassian.com/kb/testing-disk-access-speed-for-a-java-application-818577561.html
java -jar support-tools.jar
Benchmark: RandomAccessFile
TOTALS
---- ---- ---- ---- ----
stat avg median min max
---- ---- ---- ---- ----
open 57,439 53,802 41,041 3,400,283
r/w 35,793 32,813 27,864 327,966
close 10,746 8,906 7,968 1,454,675
delete 56,798 57,448 42,812 285,050
---- ---- ---- ---- ----
All times are in nanoseconds.
# Writing 1 GB data on Samsung 32GB EVO Plus
dd if=/dev/zero of=test1 bs=64k count=16k conv=fdatasync
1073741824 bytes (1.1 GB, 1.0 GiB) copied, 83.8615 s, 12.8 MB/s
See Image
Conclusion
iMac (Retina 5K, 27-inch, 2019) 512GB SSD is fast. If I compare with SSD on a VPS server (Linode), can not see much difference. https://qiita.com/Tutorial/items/2cc1265353af4eba859c#step-4-see-result
Author And Source
この問題について(iMac (Retina 5K, 27-inch, 2019) 512GB SSD Speed Test), 我々は、より多くの情報をここで見つけました https://qiita.com/tutorial/items/e8d863fa7c697eb79a6b著者帰属:元の著者の情報は、元のURLに含まれています。著作権は原作者に属する。
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