Different benchmarks of cannon

AOSP Clang 9.x.bench.md

Different Kernel Benchmarks of Redmi Note 9T (cannong)

AOSP Clang 9.x (Stock configuration, debugging dropped)

Perf

$ perf bench sched all

Running sched/messaging benchmark... 20 sender and receiver processes per group 10 groups == 400 processes run

 Total time: 0.243 [sec]

Running sched/pipe benchmark... Executed 1000000 pipe operations between two processes

 Total time: 8.661 [sec]

   8.661027 usecs/op
     115459 ops/sec

Dhrystone

$ dhrystone -t 8 -l 10

duration: 0 seconds
number of threads: 8
number of loops: 10000000
delay between starting threads: 0 seconds

Dhrystone(1.1) time for 1250000 passes = 0.2
This machine benchmarks at 7570940 dhrystones/second
                           4309 DMIPS
Dhrystone(1.1) time for 1250000 passes = 0.2
This machine benchmarks at 7570481 dhrystones/second
                           4309 DMIPS
Dhrystone(1.1) time for 1250000 passes = 0.3
This machine benchmarks at 4388167 dhrystones/second
                           2498 DMIPS
Dhrystone(1.1) time for 1250000 passes = 0.3
This machine benchmarks at 4160703 dhrystones/second
                           2368 DMIPS
Dhrystone(1.1) time for 1250000 passes = 0.4
This machine benchmarks at 3249150 dhrystones/second
                           1849 DMIPS
Dhrystone(1.1) time for 1250000 passes = 0.4
This machine benchmarks at 3137164 dhrystones/second
                           1786 DMIPS
Dhrystone(1.1) time for 1250000 passes = 0.4
This machine benchmarks at 2883214 dhrystones/second
                           1641 DMIPS
Dhrystone(1.1) time for 1250000 passes = 0.5
This machine benchmarks at 2776063 dhrystones/second
                           1580 DMIPS

Total dhrystone run time: 0.394985 seconds.

$ dhrystone -t 8 -l 100

duration: 0 seconds
number of threads: 8
number of loops: 100000000
delay between starting threads: 0 seconds

Dhrystone(1.1) time for 12500000 passes = 1.4
This machine benchmarks at 8807072 dhrystones/second
                           5013 DMIPS
Dhrystone(1.1) time for 12500000 passes = 1.4
This machine benchmarks at 8780760 dhrystones/second
                           4998 DMIPS
Dhrystone(1.1) time for 12500000 passes = 2.5
This machine benchmarks at 5060473 dhrystones/second
                           2880 DMIPS
Dhrystone(1.1) time for 12500000 passes = 2.4
This machine benchmarks at 5198567 dhrystones/second
                           2959 DMIPS
Dhrystone(1.1) time for 12500000 passes = 3.4
This machine benchmarks at 3645152 dhrystones/second
                           2075 DMIPS
Dhrystone(1.1) time for 12500000 passes = 3.5
This machine benchmarks at 3522652 dhrystones/second
                           2005 DMIPS
Dhrystone(1.1) time for 12500000 passes = 3.6
This machine benchmarks at 3449918 dhrystones/second
                           1964 DMIPS
Dhrystone(1.1) time for 12500000 passes = 3.7
This machine benchmarks at 3408979 dhrystones/second
                           1940 DMIPS

Total dhrystone run time: 3.617268 seconds.

Sched

$ schbench

Latency percentiles (usec)
	50.0th: 3684
	75.0th: 8008
	90.0th: 14000
	95.0th: 18720
	*99.0th: 29856
	99.5th: 33344
	99.9th: 40896
	min=0, max=64397

Syscalls

$ callbench

clock_gettime: ..........
    syscall:	179 ns
    libc:	68 ns

read file: ..........
    mmap:	14566 ns
    read:	5680 ns

Hackbench

$ hackbench -pTl 4000

Running in threaded mode with 10 groups using 40 file descriptors each (== 400 tasks)
Each sender will pass 4000 messages of 100 bytes

Time: 12.717

AOSP-clang-9.x.riced.bench.md

Different Kernel Benchmarks of Redmi Note 9T (cannong

AOSP Clang 9.x (Riced with IRQ boosts, debugging dropped)

Perf

$ perf bench sched all

 Running sched/messaging benchmark...
 20 sender and receiver processes per group
 10 groups == 400 processes run

     Total time: 0.282 [sec]

 Running sched/pipe benchmark...
 Executed 1000000 pipe operations between two processes

     Total time: 8.364 [sec]

       8.364013 usecs/op
         119559 ops/sec

Dhrystone

$ dhrystone -t 8 -l 10

duration: 0 seconds
number of threads: 8
number of loops: 10000000
delay between starting threads: 0 seconds

Dhrystone(1.1) time for 1250000 passes = 0.2
This machine benchmarks at 7382384 dhrystones/second
                           4202 DMIPS
Dhrystone(1.1) time for 1250000 passes = 0.2
This machine benchmarks at 7372022 dhrystones/second
                           4196 DMIPS
Dhrystone(1.1) time for 1250000 passes = 0.3
This machine benchmarks at 4350504 dhrystones/second
                           2476 DMIPS
Dhrystone(1.1) time for 1250000 passes = 0.3
This machine benchmarks at 4087198 dhrystones/second
                           2326 DMIPS
Dhrystone(1.1) time for 1250000 passes = 0.4
This machine benchmarks at 3526879 dhrystones/second
                           2007 DMIPS
Dhrystone(1.1) time for 1250000 passes = 0.4
This machine benchmarks at 3205630 dhrystones/second
                           1824 DMIPS
Dhrystone(1.1) time for 1250000 passes = 0.4
This machine benchmarks at 3037423 dhrystones/second
                           1729 DMIPS
Dhrystone(1.1) time for 1250000 passes = 0.4
This machine benchmarks at 2871563 dhrystones/second
                           1634 DMIPS

Total dhrystone run time: 0.364035 seconds

$ dhrystone -t 8 -l 100

duration: 0 seconds
number of threads: 8
number of loops: 100000000
delay between starting threads: 0 seconds

Dhrystone(1.1) time for 12500000 passes = 1.4
This machine benchmarks at 8865016 dhrystones/second
                           5046 DMIPS
Dhrystone(1.1) time for 12500000 passes = 2.3
This machine benchmarks at 5533464 dhrystones/second
                           3149 DMIPS
Dhrystone(1.1) time for 12500000 passes = 2.2
This machine benchmarks at 5653832 dhrystones/second
                           3218 DMIPS
Dhrystone(1.1) time for 12500000 passes = 2.3
This machine benchmarks at 5363113 dhrystones/second
                           3052 DMIPS
Dhrystone(1.1) time for 12500000 passes = 3.2
This machine benchmarks at 3943359 dhrystones/second
                           2244 DMIPS
Dhrystone(1.1) time for 12500000 passes = 3.1
This machine benchmarks at 3974599 dhrystones/second
                           2262 DMIPS
Dhrystone(1.1) time for 12500000 passes = 3.5
This machine benchmarks at 3526765 dhrystones/second
                           2007 DMIPS
Dhrystone(1.1) time for 12500000 passes = 3.7
This machine benchmarks at 3375170 dhrystones/second
                           1921 DMIPS

Total dhrystone run time: 1.478579 seconds.

Sched

$ schbench

Latency percentiles (usec)
	50.0th: 3716
	75.0th: 8008
	90.0th: 13328
	95.0th: 17504
	*99.0th: 27616
	99.5th: 30240
	99.9th: 37696
	min=0, max=41681

Syscalls

$ callbench

clock_gettime: ..........
    syscall:	183 ns
    libc:	68 ns

read file: ..........
    mmap:	14458 ns
    read:	5626 ns

Hackbench

$ hackbench -pTl 4000

Running in threaded mode with 10 groups using 40 file descriptors each (== 400 tasks)
Each sender will pass 4000 messages of 100 bytes

Time: 13.738

Eva GCC 12.x.bench.md

Different Kernel Benchmarks of Redmi Note 9T (cannong

Eva GCC 12.x (unriced, stock configuration, no LTO+CFI, debugging dropped)

Perf

$ perf bench sched all

Running sched/messaging benchmark... 20 sender and receiver processes per group 10 groups == 400 processes run

 Total time: 0.279 [sec]

Running sched/pipe benchmark... Executed 1000000 pipe operations between two processes

 Total time: 8.171 [sec]

   8.171303 usecs/op
     122379 ops/sec

Dhrystone

$ dhrystone -t 8 -l 10

duration: 0 seconds
number of threads: 8
number of loops: 10000000
delay between starting threads: 0 seconds

Dhrystone(1.1) time for 1250000 passes = 0.2
This machine benchmarks at 7926694 dhrystones/second
                           4511 DMIPS
Dhrystone(1.1) time for 1250000 passes = 0.3
This machine benchmarks at 4612342 dhrystones/second
                           2625 DMIPS
Dhrystone(1.1) time for 1250000 passes = 0.3
This machine benchmarks at 4471344 dhrystones/second
                           2545 DMIPS
Dhrystone(1.1) time for 1250000 passes = 0.3
This machine benchmarks at 4140087 dhrystones/second
                           2356 DMIPS
Dhrystone(1.1) time for 1250000 passes = 0.3
This machine benchmarks at 3851451 dhrystones/second
                           2192 DMIPS
Dhrystone(1.1) time for 1250000 passes = 0.4
This machine benchmarks at 3392103 dhrystones/second
                           1931 DMIPS
Dhrystone(1.1) time for 1250000 passes = 0.4
This machine benchmarks at 3242828 dhrystones/second
                           1846 DMIPS
Dhrystone(1.1) time for 1250000 passes = 0.4
This machine benchmarks at 3002563 dhrystones/second
                           1709 DMIPS

Total dhrystone run time: 0.378159 seconds

$ dhrystone -t 8 -l 100

duration: 0 seconds
number of threads: 8
number of loops: 100000000
delay between starting threads: 0 seconds

Dhrystone(1.1) time for 12500000 passes = 1.8
This machine benchmarks at 7135811 dhrystones/second
                           4061 DMIPS
Dhrystone(1.1) time for 12500000 passes = 1.7
This machine benchmarks at 7569358 dhrystones/second
                           4308 DMIPS
Dhrystone(1.1) time for 12500000 passes = 2.3
This machine benchmarks at 5426932 dhrystones/second
                           3089 DMIPS
Dhrystone(1.1) time for 12500000 passes = 2.7
This machine benchmarks at 4582644 dhrystones/second
                           2608 DMIPS
Dhrystone(1.1) time for 12500000 passes = 3.3
This machine benchmarks at 3802324 dhrystones/second
                           2164 DMIPS
Dhrystone(1.1) time for 12500000 passes = 3.4
This machine benchmarks at 3642044 dhrystones/second
                           2073 DMIPS
Dhrystone(1.1) time for 12500000 passes = 3.7
This machine benchmarks at 3406715 dhrystones/second
                           1939 DMIPS
Dhrystone(1.1) time for 12500000 passes = 3.7
This machine benchmarks at 3356737 dhrystones/second
                           1910 DMIPS

Total dhrystone run time: 3.792679 seconds.

Sched

$ schbench

Latency percentiles (usec)
	50.0th: 3500
	75.0th: 7896
	90.0th: 12976
	95.0th: 16928
	*99.0th: 26656
	99.5th: 30176
	99.9th: 37952
	min=0, max=43235

Syscalls

$ callbench

clock_gettime: ..........
    syscall:	169 ns
    libc:	51 ns

read file: ..........
    mmap:	14178 ns
    read:	9017 ns

Hackbench

$ hackbench -pTl 4000

Running in threaded mode with 10 groups using 40 file descriptors each (== 400 tasks)
Each sender will pass 4000 messages of 100 bytes

Time: 12.868

Stock-MIUI-kernel.bench.md

Different Kernel Benchmarks of Redmi Note 9T (cannong

Stock MIUI Kernel

Perf

$ perf bench sched all

 Running sched/messaging benchmark...
 20 sender and receiver processes per group
 10 groups == 400 processes run

     Total time: 0.255 [sec]

 Running sched/pipe benchmark...
 Executed 1000000 pipe operations between two processes

     Total time: 8.861 [sec]

       8.861086 usecs/op
         112852 ops/sec

Dhrystone

$ dhrystone -t 8 -l 10

duration: 0 seconds
number of threads: 8
number of loops: 10000000
delay between starting threads: 0 seconds

Dhrystone(1.1) time for 1250000 passes = 0.2
This machine benchmarks at 7305584 dhrystones/second
                           4158 DMIPS
Dhrystone(1.1) time for 1250000 passes = 0.2
This machine benchmarks at 7315289 dhrystones/second
                           4164 DMIPS
Dhrystone(1.1) time for 1250000 passes = 0.3
This machine benchmarks at 4209307 dhrystones/second
                           2396 DMIPS
Dhrystone(1.1) time for 1250000 passes = 0.3
This machine benchmarks at 3939353 dhrystones/second
                           2242 DMIPS
Dhrystone(1.1) time for 1250000 passes = 0.4
This machine benchmarks at 3204060 dhrystones/second
                           1824 DMIPS
Dhrystone(1.1) time for 1250000 passes = 0.4
This machine benchmarks at 3049435 dhrystones/second
                           1736 DMIPS
Dhrystone(1.1) time for 1250000 passes = 0.4
This machine benchmarks at 2808049 dhrystones/second
                           1598 DMIPS
Dhrystone(1.1) time for 1250000 passes = 0.4
This machine benchmarks at 2786720 dhrystones/second
                           1586 DMIPS

Total dhrystone run time: 0.400584 seconds.

$ dhrystone -t 8 -l 100

duration: 0 seconds
number of threads: 8
number of loops: 100000000
delay between starting threads: 0 seconds

Dhrystone(1.1) time for 12500000 passes = 1.4
This machine benchmarks at 8749023 dhrystones/second
                           4980 DMIPS
Dhrystone(1.1) time for 12500000 passes = 1.4
This machine benchmarks at 8756715 dhrystones/second
                           4984 DMIPS
Dhrystone(1.1) time for 12500000 passes = 2.5
This machine benchmarks at 5040648 dhrystones/second
                           2869 DMIPS
Dhrystone(1.1) time for 12500000 passes = 2.6
This machine benchmarks at 4802044 dhrystones/second
                           2733 DMIPS
Dhrystone(1.1) time for 12500000 passes = 3.2
This machine benchmarks at 3871060 dhrystones/second
                           2203 DMIPS
Dhrystone(1.1) time for 12500000 passes = 3.6
This machine benchmarks at 3476651 dhrystones/second
                           1979 DMIPS
Dhrystone(1.1) time for 12500000 passes = 3.6
This machine benchmarks at 3469180 dhrystones/second
                           1974 DMIPS
Dhrystone(1.1) time for 12500000 passes = 3.7
This machine benchmarks at 3390390 dhrystones/second
                           1930 DMIPS

Total dhrystone run time: 3.675858 seconds.

Sched

$ schbench

Latency percentiles (usec)
	50.0th: 3612
	75.0th: 7976
	90.0th: 13232
	95.0th: 17568
	*99.0th: 28768
	99.5th: 32736
	99.9th: 40768
	min=0, max=57748

Syscalls

$ callbench

clock_gettime: ..........
    syscall:	183 ns
    libc:	68 ns

read file: ..........
    mmap:	14468 ns
    read:	5621 ns

Hackbench

$ hackbench -pTl 4000

Running in threaded mode with 10 groups using 40 file descriptors each (== 400 tasks)
Each sender will pass 4000 messages of 100 bytes

Time: 11.75