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Clear Linux (34370) latency testing on AMD 3970X - Part One
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Terminal 1: numactl -C 0-31 time hackbench -T -f 4 -g 8 -l 3000000 # 64 tasks | |
Terminal 2: numactl -C 32-63 time hackbench -T -f 4 -g 8 -l 3000000 # 64 tasks | |
Terminal 3: [rootuser] cyclictest --smp -p98 -m -D 120 -q | |
Terminal 4: [rootuser] sync; echo 3 > /proc/sys/vm/drop_caches; time ls -R /usr | |
Linux clr-linux 5.10.19-1032.native #1 SMP | |
hackbench 1 : 54 seconds | |
hackbench 2 : 53 seconds | |
ls -R /usr : 8.5 seconds avg (repeated sync/echo/ls 4 times) | |
# /dev/cpu_dma_latency set to 0us | |
T: 0 ( 1959) P:98 I:1000 C: 120000 Min: 1 Act: 1 Avg: 2 Max: 545 | |
T: 1 ( 1960) P:98 I:1500 C: 80000 Min: 1 Act: 1 Avg: 2 Max: 61 | |
T: 2 ( 1961) P:98 I:2000 C: 60000 Min: 1 Act: 2 Avg: 3 Max: 762 | |
T: 3 ( 1962) P:98 I:2500 C: 47999 Min: 1 Act: 2 Avg: 2 Max: 43 | |
T: 4 ( 1963) P:98 I:3000 C: 39998 Min: 1 Act: 1 Avg: 3 Max: 3023 | |
T: 5 ( 1964) P:98 I:3500 C: 34285 Min: 1 Act: 2 Avg: 4 Max: 3007 | |
T: 6 ( 1965) P:98 I:4000 C: 29998 Min: 1 Act: 2 Avg: 3 Max: 3056 | |
T: 7 ( 1966) P:98 I:4500 C: 26666 Min: 1 Act: 2 Avg: 3 Max: 3012 | |
T: 8 ( 1967) P:98 I:5000 C: 23999 Min: 1 Act: 1 Avg: 2 Max: 392 | |
T: 9 ( 1968) P:98 I:5500 C: 21817 Min: 1 Act: 2 Avg: 2 Max: 33 | |
T:10 ( 1969) P:98 I:6000 C: 19999 Min: 1 Act: 2 Avg: 3 Max: 1699 | |
T:11 ( 1970) P:98 I:6500 C: 18461 Min: 1 Act: 2 Avg: 3 Max: 1996 | |
T:12 ( 1971) P:98 I:7000 C: 17142 Min: 1 Act: 2 Avg: 3 Max: 1345 | |
T:13 ( 1972) P:98 I:7500 C: 15999 Min: 1 Act: 2 Avg: 4 Max: 2992 | |
T:14 ( 1973) P:98 I:8000 C: 14999 Min: 1 Act: 1 Avg: 3 Max: 2309 | |
T:15 ( 1974) P:98 I:8500 C: 14117 Min: 1 Act: 2 Avg: 3 Max: 2608 | |
T:16 ( 1975) P:98 I:9000 C: 13332 Min: 1 Act: 2 Avg: 3 Max: 2064 | |
T:17 ( 1976) P:98 I:9500 C: 12630 Min: 1 Act: 2 Avg: 3 Max: 2622 | |
T:18 ( 1977) P:98 I:10000 C: 11999 Min: 1 Act: 2 Avg: 3 Max: 2450 | |
T:19 ( 1978) P:98 I:10500 C: 11428 Min: 1 Act: 2 Avg: 2 Max: 27 | |
T:20 ( 1979) P:98 I:11000 C: 10908 Min: 1 Act: 2 Avg: 4 Max: 2351 | |
T:21 ( 1980) P:98 I:11500 C: 10434 Min: 1 Act: 2 Avg: 3 Max: 2973 | |
T:22 ( 1981) P:98 I:12000 C: 9999 Min: 1 Act: 2 Avg: 3 Max: 25 | |
T:23 ( 1982) P:98 I:12500 C: 9599 Min: 1 Act: 2 Avg: 4 Max: 2585 | |
T:24 ( 1983) P:98 I:13000 C: 9230 Min: 1 Act: 2 Avg: 3 Max: 35 | |
T:25 ( 1984) P:98 I:13500 C: 8888 Min: 1 Act: 2 Avg: 3 Max: 23 | |
T:26 ( 1985) P:98 I:14000 C: 8570 Min: 1 Act: 2 Avg: 3 Max: 36 | |
T:27 ( 1986) P:98 I:14500 C: 8275 Min: 1 Act: 2 Avg: 3 Max: 28 | |
T:28 ( 1987) P:98 I:15000 C: 7999 Min: 1 Act: 2 Avg: 4 Max: 2417 | |
T:29 ( 1988) P:98 I:15500 C: 7741 Min: 1 Act: 1 Avg: 5 Max: 2631 | |
T:30 ( 1989) P:98 I:16000 C: 7499 Min: 1 Act: 1 Avg: 4 Max: 2536 | |
T:31 ( 1990) P:98 I:16500 C: 7272 Min: 1 Act: 2 Avg: 3 Max: 1627 | |
T:32 ( 1991) P:98 I:17000 C: 7058 Min: 1 Act: 2 Avg: 2 Max: 41 | |
T:33 ( 1992) P:98 I:17500 C: 6856 Min: 1 Act: 2 Avg: 2 Max: 23 | |
T:34 ( 1993) P:98 I:18000 C: 6666 Min: 1 Act: 2 Avg: 3 Max: 23 | |
T:35 ( 1994) P:98 I:18500 C: 6485 Min: 1 Act: 2 Avg: 2 Max: 34 | |
T:36 ( 1995) P:98 I:19000 C: 6315 Min: 1 Act: 2 Avg: 4 Max: 2599 | |
T:37 ( 1996) P:98 I:19500 C: 6153 Min: 1 Act: 2 Avg: 4 Max: 2965 | |
T:38 ( 1997) P:98 I:20000 C: 5999 Min: 1 Act: 2 Avg: 3 Max: 943 | |
T:39 ( 1998) P:98 I:20500 C: 5853 Min: 1 Act: 2 Avg: 4 Max: 2690 | |
T:40 ( 1999) P:98 I:21000 C: 5713 Min: 1 Act: 2 Avg: 3 Max: 2789 | |
T:41 ( 2000) P:98 I:21500 C: 5580 Min: 1 Act: 2 Avg: 3 Max: 1546 | |
T:42 ( 2001) P:98 I:22000 C: 5454 Min: 1 Act: 2 Avg: 3 Max: 34 | |
T:43 ( 2002) P:98 I:22500 C: 5332 Min: 1 Act: 1 Avg: 3 Max: 38 | |
T:44 ( 2003) P:98 I:23000 C: 5216 Min: 1 Act: 2 Avg: 3 Max: 31 | |
T:45 ( 2004) P:98 I:23500 C: 5105 Min: 1 Act: 2 Avg: 4 Max: 2264 | |
T:46 ( 2005) P:98 I:24000 C: 4999 Min: 1 Act: 2 Avg: 3 Max: 2259 | |
T:47 ( 2006) P:98 I:24500 C: 4897 Min: 1 Act: 4 Avg: 4 Max: 3023 | |
T:48 ( 2007) P:98 I:25000 C: 4799 Min: 1 Act: 2 Avg: 3 Max: 167 | |
T:49 ( 2008) P:98 I:25500 C: 4705 Min: 1 Act: 2 Avg: 3 Max: 2002 | |
T:50 ( 2009) P:98 I:26000 C: 4614 Min: 1 Act: 2 Avg: 3 Max: 21 | |
T:51 ( 2010) P:98 I:26500 C: 4527 Min: 1 Act: 2 Avg: 3 Max: 38 | |
T:52 ( 2011) P:98 I:27000 C: 4443 Min: 1 Act: 2 Avg: 4 Max: 2927 | |
T:53 ( 2012) P:98 I:27500 C: 4363 Min: 1 Act: 2 Avg: 4 Max: 2617 | |
T:54 ( 2013) P:98 I:28000 C: 4285 Min: 1 Act: 2 Avg: 3 Max: 25 | |
T:55 ( 2014) P:98 I:28500 C: 4209 Min: 1 Act: 2 Avg: 4 Max: 1747 | |
T:56 ( 2015) P:98 I:29000 C: 4137 Min: 1 Act: 2 Avg: 3 Max: 19 | |
T:57 ( 2016) P:98 I:29500 C: 4067 Min: 1 Act: 2 Avg: 3 Max: 26 | |
T:58 ( 2017) P:98 I:30000 C: 3999 Min: 1 Act: 2 Avg: 3 Max: 17 | |
T:59 ( 2018) P:98 I:30500 C: 3933 Min: 1 Act: 2 Avg: 3 Max: 13 | |
T:60 ( 2019) P:98 I:31000 C: 3870 Min: 1 Act: 2 Avg: 3 Max: 1750 | |
T:61 ( 2020) P:98 I:31500 C: 3808 Min: 1 Act: 2 Avg: 4 Max: 2921 | |
T:62 ( 2021) P:98 I:32000 C: 3749 Min: 1 Act: 2 Avg: 4 Max: 2247 | |
T:63 ( 2022) P:98 I:32500 C: 3691 Min: 1 Act: 2 Avg: 3 Max: 46 |
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Terminal 1: numactl -C 0-31 time hackbench -T -f 4 -g 8 -l 3000000 # 64 tasks | |
Terminal 2: numactl -C 32-63 time hackbench -T -f 4 -g 8 -l 3000000 # 64 tasks | |
Terminal 3: [rootuser] cyclictest --smp -p98 -m -D 120 -q | |
Terminal 4: [rootuser] sync; echo 3 > /proc/sys/vm/drop_caches; time ls -R /usr | |
Linux clr-linux 5.6.19-70.preempt_rt #1 SMP PREEMPT_RT | |
hackbench 1 : 1 minute 49 seconds | |
hackbench 2 : 1 minute 47 seconds | |
ls -R /usr : 11.2 seconds avg (repeated sync/echo/ls 4 times) | |
# /dev/cpu_dma_latency set to 0us | |
T: 0 ( 3029) P:98 I:1000 C: 120000 Min: 1 Act: 2 Avg: 4 Max: 60 | |
T: 1 ( 3030) P:98 I:1500 C: 79999 Min: 1 Act: 2 Avg: 4 Max: 75 | |
T: 2 ( 3031) P:98 I:2000 C: 59998 Min: 1 Act: 2 Avg: 4 Max: 66 | |
T: 3 ( 3032) P:98 I:2500 C: 47997 Min: 1 Act: 2 Avg: 4 Max: 68 | |
T: 4 ( 3033) P:98 I:3000 C: 39997 Min: 1 Act: 2 Avg: 4 Max: 70 | |
T: 5 ( 3034) P:98 I:3500 C: 34282 Min: 1 Act: 2 Avg: 4 Max: 54 | |
T: 6 ( 3035) P:98 I:4000 C: 29996 Min: 1 Act: 2 Avg: 4 Max: 43 | |
T: 7 ( 3036) P:98 I:4500 C: 26663 Min: 1 Act: 2 Avg: 4 Max: 59 | |
T: 8 ( 3037) P:98 I:5000 C: 23996 Min: 1 Act: 2 Avg: 4 Max: 52 | |
T: 9 ( 3038) P:98 I:5500 C: 21814 Min: 1 Act: 2 Avg: 4 Max: 43 | |
T:10 ( 3039) P:98 I:6000 C: 19996 Min: 1 Act: 2 Avg: 4 Max: 52 | |
T:11 ( 3040) P:98 I:6500 C: 18458 Min: 1 Act: 2 Avg: 4 Max: 50 | |
T:12 ( 3041) P:98 I:7000 C: 17139 Min: 1 Act: 2 Avg: 4 Max: 59 | |
T:13 ( 3042) P:98 I:7500 C: 15996 Min: 1 Act: 3 Avg: 4 Max: 51 | |
T:14 ( 3043) P:98 I:8000 C: 14996 Min: 1 Act: 2 Avg: 4 Max: 63 | |
T:15 ( 3044) P:98 I:8500 C: 14113 Min: 1 Act: 3 Avg: 4 Max: 37 | |
T:16 ( 3045) P:98 I:9000 C: 13329 Min: 1 Act: 2 Avg: 4 Max: 48 | |
T:17 ( 3046) P:98 I:9500 C: 12627 Min: 1 Act: 2 Avg: 4 Max: 38 | |
T:18 ( 3047) P:98 I:10000 C: 11996 Min: 1 Act: 2 Avg: 4 Max: 39 | |
T:19 ( 3048) P:98 I:10500 C: 11424 Min: 1 Act: 2 Avg: 4 Max: 42 | |
T:20 ( 3049) P:98 I:11000 C: 10905 Min: 1 Act: 2 Avg: 4 Max: 35 | |
T:21 ( 3050) P:98 I:11500 C: 10430 Min: 1 Act: 3 Avg: 4 Max: 47 | |
T:22 ( 3051) P:98 I:12000 C: 9996 Min: 1 Act: 2 Avg: 4 Max: 47 | |
T:23 ( 3052) P:98 I:12500 C: 9596 Min: 1 Act: 2 Avg: 4 Max: 50 | |
T:24 ( 3053) P:98 I:13000 C: 9226 Min: 1 Act: 2 Avg: 4 Max: 42 | |
T:25 ( 3054) P:98 I:13500 C: 8885 Min: 1 Act: 2 Avg: 4 Max: 47 | |
T:26 ( 3055) P:98 I:14000 C: 8567 Min: 1 Act: 2 Avg: 4 Max: 47 | |
T:27 ( 3056) P:98 I:14500 C: 8271 Min: 1 Act: 2 Avg: 4 Max: 49 | |
T:28 ( 3057) P:98 I:15000 C: 7996 Min: 1 Act: 2 Avg: 4 Max: 52 | |
T:29 ( 3058) P:98 I:15500 C: 7738 Min: 1 Act: 2 Avg: 4 Max: 51 | |
T:30 ( 3059) P:98 I:16000 C: 7496 Min: 1 Act: 3 Avg: 4 Max: 72 | |
T:31 ( 3060) P:98 I:16500 C: 7268 Min: 1 Act: 2 Avg: 4 Max: 58 | |
T:32 ( 3061) P:98 I:17000 C: 7054 Min: 1 Act: 2 Avg: 4 Max: 68 | |
T:33 ( 3062) P:98 I:17500 C: 6853 Min: 1 Act: 2 Avg: 4 Max: 35 | |
T:34 ( 3063) P:98 I:18000 C: 6662 Min: 1 Act: 2 Avg: 4 Max: 48 | |
T:35 ( 3064) P:98 I:18500 C: 6482 Min: 1 Act: 2 Avg: 4 Max: 42 | |
T:36 ( 3065) P:98 I:19000 C: 6311 Min: 1 Act: 2 Avg: 4 Max: 56 | |
T:37 ( 3066) P:98 I:19500 C: 6149 Min: 1 Act: 2 Avg: 5 Max: 73 | |
T:38 ( 3067) P:98 I:20000 C: 5996 Min: 1 Act: 2 Avg: 4 Max: 39 | |
T:39 ( 3068) P:98 I:20500 C: 5849 Min: 1 Act: 3 Avg: 5 Max: 70 | |
T:40 ( 3069) P:98 I:21000 C: 5710 Min: 1 Act: 2 Avg: 4 Max: 23 | |
T:41 ( 3070) P:98 I:21500 C: 5577 Min: 1 Act: 2 Avg: 4 Max: 41 | |
T:42 ( 3071) P:98 I:22000 C: 5450 Min: 1 Act: 2 Avg: 4 Max: 45 | |
T:43 ( 3072) P:98 I:22500 C: 5329 Min: 1 Act: 2 Avg: 4 Max: 24 | |
T:44 ( 3073) P:98 I:23000 C: 5213 Min: 1 Act: 2 Avg: 4 Max: 51 | |
T:45 ( 3074) P:98 I:23500 C: 5102 Min: 1 Act: 2 Avg: 4 Max: 46 | |
T:46 ( 3075) P:98 I:24000 C: 4996 Min: 1 Act: 3 Avg: 4 Max: 28 | |
T:47 ( 3076) P:98 I:24500 C: 4893 Min: 1 Act: 2 Avg: 4 Max: 28 | |
T:48 ( 3077) P:98 I:25000 C: 4796 Min: 1 Act: 2 Avg: 4 Max: 43 | |
T:49 ( 3078) P:98 I:25500 C: 4701 Min: 1 Act: 2 Avg: 4 Max: 58 | |
T:50 ( 3079) P:98 I:26000 C: 4611 Min: 1 Act: 2 Avg: 4 Max: 25 | |
T:51 ( 3080) P:98 I:26500 C: 4524 Min: 1 Act: 2 Avg: 4 Max: 47 | |
T:52 ( 3081) P:98 I:27000 C: 4440 Min: 1 Act: 3 Avg: 4 Max: 31 | |
T:53 ( 3082) P:98 I:27500 C: 4359 Min: 1 Act: 2 Avg: 4 Max: 33 | |
T:54 ( 3083) P:98 I:28000 C: 4281 Min: 1 Act: 2 Avg: 4 Max: 41 | |
T:55 ( 3084) P:98 I:28500 C: 4206 Min: 1 Act: 2 Avg: 4 Max: 46 | |
T:56 ( 3085) P:98 I:29000 C: 4133 Min: 1 Act: 2 Avg: 4 Max: 42 | |
T:57 ( 3086) P:98 I:29500 C: 4063 Min: 1 Act: 2 Avg: 4 Max: 60 | |
T:58 ( 3087) P:98 I:30000 C: 3995 Min: 1 Act: 1 Avg: 4 Max: 49 | |
T:59 ( 3088) P:98 I:30500 C: 3930 Min: 1 Act: 2 Avg: 4 Max: 59 | |
T:60 ( 3089) P:98 I:31000 C: 3866 Min: 1 Act: 2 Avg: 4 Max: 70 | |
T:61 ( 3090) P:98 I:31500 C: 3805 Min: 1 Act: 3 Avg: 4 Max: 77 | |
T:62 ( 3091) P:98 I:32000 C: 3745 Min: 1 Act: 2 Avg: 4 Max: 64 | |
T:63 ( 3092) P:98 I:32500 C: 3688 Min: 1 Act: 2 Avg: 4 Max: 56 |
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