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This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters. Learn more about bidirectional Unicode charactersOriginal file line number Diff line number Diff line change @@ -1,3 +1,5 @@ # Different Kernel Benchmarks of Redmi Note 9T (cannong) # AOSP Clang 9.x (Stock configuration, debugging dropped) ## Perf This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters. Learn more about bidirectional Unicode charactersOriginal file line number Diff line number Diff line change @@ -1,3 +1,5 @@ # Different Kernel Benchmarks of Redmi Note 9T (cannong # AOSP Clang 9.x (Riced with IRQ boosts, debugging dropped) ## Perf This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters. Learn more about bidirectional Unicode charactersOriginal file line number Diff line number Diff line change @@ -1,3 +1,5 @@ # Different Kernel Benchmarks of Redmi Note 9T (cannong # Eva GCC 12.x (unriced, stock configuration, no LTO+CFI, debugging dropped) ## Perf This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters. Learn more about bidirectional Unicode charactersOriginal file line number Diff line number Diff line change @@ -1,3 +1,5 @@ # Different Kernel Benchmarks of Redmi Note 9T (cannong # Stock MIUI Kernel ## Perf -
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This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters. Learn more about bidirectional Unicode charactersOriginal file line number Diff line number Diff line change @@ -1,4 +1,6 @@ # AOSP Clang 9.x (Stock configuration, debugging dropped) ## Perf `$ perf bench sched all` @@ -17,7 +19,7 @@ 115459 ops/sec ## Dhrystone `$ dhrystone -t 8 -l 10` ``` @@ -88,7 +90,7 @@ This machine benchmarks at 3408979 dhrystones/second Total dhrystone run time: 3.617268 seconds. ``` ## Sched `$ schbench` ``` @@ -102,7 +104,7 @@ Latency percentiles (usec) 99.9th: 40896 min=0, max=64397 ``` ## Syscalls `$ callbench` ``` @@ -115,7 +117,7 @@ read file: .......... read: 5680 ns ``` ## Hackbench `$ hackbench -pTl 4000` ``` This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters. Learn more about bidirectional Unicode charactersOriginal file line number Diff line number Diff line change @@ -1,4 +1,6 @@ # AOSP Clang 9.x (Riced with IRQ boosts, debugging dropped) ## Perf `$ perf bench sched all` ``` @@ -17,7 +19,7 @@ 119559 ops/sec ``` ## Dhrystone `$ dhrystone -t 8 -l 10` ``` @@ -89,7 +91,7 @@ This machine benchmarks at 3375170 dhrystones/second Total dhrystone run time: 1.478579 seconds. ``` ## Sched `$ schbench` ``` @@ -104,7 +106,7 @@ Latency percentiles (usec) min=0, max=41681 ``` ## Syscalls `$ callbench` ``` @@ -117,7 +119,7 @@ read file: .......... read: 5626 ns ``` ## Hackbench `$ hackbench -pTl 4000` ``` This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters. Learn more about bidirectional Unicode charactersOriginal file line number Diff line number Diff line change @@ -1,4 +1,6 @@ # Eva GCC 12.x (unriced, stock configuration, no LTO+CFI, debugging dropped) ## Perf `$ perf bench sched all` @@ -16,7 +18,7 @@ 8.171303 usecs/op 122379 ops/sec ## Dhrystone `$ dhrystone -t 8 -l 10` ``` @@ -87,7 +89,7 @@ This machine benchmarks at 3356737 dhrystones/second Total dhrystone run time: 3.792679 seconds. ``` ## Sched `$ schbench` ``` @@ -101,7 +103,7 @@ Latency percentiles (usec) 99.9th: 37952 min=0, max=43235 ``` ## Syscalls `$ callbench` ``` @@ -113,7 +115,7 @@ read file: .......... mmap: 14178 ns read: 9017 ns ``` ## Hackbench `$ hackbench -pTl 4000` ``` This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters. Learn more about bidirectional Unicode charactersOriginal file line number Diff line number Diff line change @@ -1,4 +1,6 @@ # Stock MIUI Kernel ## Perf `$ perf bench sched all` ``` @@ -17,7 +19,7 @@ 112852 ops/sec ``` ## Dhrystone `$ dhrystone -t 8 -l 10` ``` @@ -89,7 +91,7 @@ This machine benchmarks at 3390390 dhrystones/second Total dhrystone run time: 3.675858 seconds. ``` ## Sched `$ schbench` ``` @@ -104,7 +106,7 @@ Latency percentiles (usec) min=0, max=57748 ``` ## Syscalls `$ callbench` ``` @@ -117,7 +119,7 @@ read file: .......... read: 5621 ns ``` ## Hackbench `$ hackbench -pTl 4000` ``` -
May 1, 2021 .There are no files selected for viewing
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters. Learn more about bidirectional Unicode charactersOriginal file line number Diff line number Diff line change @@ -0,0 +1,126 @@ # 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 ``` This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters. Learn more about bidirectional Unicode charactersOriginal file line number Diff line number Diff line change @@ -0,0 +1,128 @@ # 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 ``` This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters. Learn more about bidirectional Unicode charactersOriginal file line number Diff line number Diff line change @@ -0,0 +1,124 @@ # 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 ``` This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters. Learn more about bidirectional Unicode charactersOriginal file line number Diff line number Diff line change @@ -0,0 +1,128 @@ # 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 ```