Armbian 22.08.0-trunk.0011 Jammy with bleeding edge Linux 5.18.3-rk35xx
# uname -a
Linux rock-3a 5.18.3-rk35xx #trunk.0011 SMP PREEMPT Thu Jun 9 20:34:08 UTC 2022 aarch64 aarch64 aarch64 GNU/Linux
# ls -la /sys/devices/system/cpu/cpufreq/ondemand
total 0
drwxr-xr-x 2 root root 0 июл 12 15:18 .
drwxr-xr-x 4 root root 0 июн 28 13:17 ..
-rw-r--r-- 1 root root 4096 июл 12 15:18 ignore_nice_load
-rw-r--r-- 1 root root 4096 июл 12 15:18 io_is_busy
-rw-r--r-- 1 root root 4096 июл 12 15:18 powersave_bias
-rw-r--r-- 1 root root 4096 июл 12 15:18 sampling_down_factor
-rw-r--r-- 1 root root 4096 июл 12 15:18 sampling_rate
-rw-r--r-- 1 root root 4096 июл 12 15:18 up_threshold
# iozone -e -I -a -s 1000M -r 1024k -r 16384k -i 0 -i 1
Iozone: Performance Test of File I/O
Version $Revision: 3.489 $
Compiled for 64 bit mode.
Build: linux
Contributors:William Norcott, Don Capps, Isom Crawford, Kirby Collins
Al Slater, Scott Rhine, Mike Wisner, Ken Goss
Steve Landherr, Brad Smith, Mark Kelly, Dr. Alain CYR,
Randy Dunlap, Mark Montague, Dan Million, Gavin Brebner,
Jean-Marc Zucconi, Jeff Blomberg, Benny Halevy, Dave Boone,
Erik Habbinga, Kris Strecker, Walter Wong, Joshua Root,
Fabrice Bacchella, Zhenghua Xue, Qin Li, Darren Sawyer,
Vangel Bojaxhi, Ben England, Vikentsi Lapa,
Alexey Skidanov, Sudhir Kumar.
Run began: Tue Jul 12 15:23:33 2022
Include fsync in write timing
O_DIRECT feature enabled
Auto Mode
File size set to 1024000 kB
Record Size 1024 kB
Record Size 16384 kB
Command line used: iozone -e -I -a -s 1000M -r 1024k -r 16384k -i 0 -i 1
Output is in kBytes/sec
Time Resolution = 0.000001 seconds.
Processor cache size set to 1024 kBytes.
Processor cache line size set to 32 bytes.
File stride size set to 17 * record size.
random random bkwd record stride
kB reclen write rewrite read reread read write read rewrite read fwrite frewrite fread freread
1024000 1024 402056 410952 371914 372100
1024000 16384 465111 493754 482965 483448
iozone test complete.