50%
13.12.2018
disk reads: 1306 MB in 3.00 seconds = 434.77 MB/sec
federico@cybertron:~$ sudo hdparm -W /dev/sdb
/dev/sdb:
write-caching = 1 (on)
federico@cybertron:~$ sudo hdparm -W 0 /dev/sdb
/dev/sdb:
write
49%
15.02.2012
2
0
0
0
0
0
2
256KB < < 512KB
2
2
2
3
2
2
2
3
512KB < < 1MB
3
2
2
49%
26.01.2012
2
0
0
0
0
0
2
256KB < < 512KB
2
2
2
3
2
2
2
3
512KB < < 1MB
3
2
2
49%
04.11.2011
-o pe_start
# vgcreate RaidVolGroup00 /dev/sdx
# lvcreate --extents 100%VG --name RaidLogVol00 RaidVolGroup00
# mkfs -t ext3 -E stride=32 -m 0 -O dir_index,filetype,has_journal,sparse_super /dev
49%
11.04.2016
(512 MB) copied, 49.1424 s, 10.4 MB/s
If you want to empty the read and write cache for benchmark purposes, you can do so using:
sync; echo 3 > /proc/sys/vm/drop_caches
Sequential access
49%
04.08.2020
(minified by 25.99X)
from python:2.7-alpine - 84.3MB => 23.1MB (minified by 3.65X)
from python:2.7.15 - 916MB => 27.5MB (minified by 33.29X)
from centos:7 - 647MB => 23MB (minified by 28.57X)
from centos
49%
30.01.2020
=test
test: (g=0): rw=randwrite, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=libaio, iodepth=32
fio-3.12
Starting 1 process
Jobs: 1 (f=1): [w(1)][100.0%][w=654MiB/s][w=167k IOPS][eta 00m:00s
49%
09.12.2021
-e package-list.txt
Enter passphrase:
Re-enter passphrase:
Output filename is: package-list.txt.lrz
package-list.txt - Compression Ratio: 2.537. Average Compression Speed: 0.000MB/s.
Total time: 00:00:05.11
Listing 11
49%
30.11.2025
2
2
3
512KB < < 1MB
3
2
2
3
2
4
3
4
1MB < < 10MB
87
87
87
84
74
67
49%
18.07.2013
downloaded the approximately 3MB ZIP file, create a folder before you unpack, because the archive does not contain one. If you simply unzip, all the files and directories end up in the current directory