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Diffstat (limited to 'docs/report/introduction/environment/sut_calib_dnv.rst')
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diff --git a/docs/report/introduction/environment/sut_calib_dnv.rst b/docs/report/introduction/environment/sut_calib_dnv.rst new file mode 100644 index 0000000000..310d8df039 --- /dev/null +++ b/docs/report/introduction/environment/sut_calib_dnv.rst @@ -0,0 +1,67 @@ +Denverton +~~~~~~~~~ + +Following sections include sample calibration data measured on +server running in one of the Intel Atom Denverton testbeds. + + +Linux cmdline +^^^^^^^^^^^^^ + +:: + + $ cat /proc/cmdline + BOOT_IMAGE=/boot/vmlinuz-5.4.0-65-generic root=UUID=26ca7b0f-904a-462d-a1c6-98c420c29515 ro audit=0 hpet=disable intel_idle.max_cstate=1 intel_iommu=on intel_pstate=disable iommu=pt isolcpus=1-5 mce=off nmi_watchdog=0 nohz_full=1-5 nosoftlockup numa_balancing=disable processor.max_cstate=1 rcu_nocbs=1-5 tsc=reliable console=tty0 console=ttyS0,115200n8 + + +Linux uname +^^^^^^^^^^^ + +:: + + $ uname -a + Linux 5.4.0-65-generic #73-Ubuntu SMP Mon Jan 18 17:25:17 UTC 2021 x86_64 x86_64 x86_64 GNU/Linux + + +System-level Core Jitter +^^^^^^^^^^^^^^^^^^^^^^^^ + +:: + + $ sudo taskset -c 2 /home/testuser/pma_tools/jitter/jitter -c 2 -i 20 + Linux Jitter testing program version 1.9 + Iterations=20 + The pragram will execute a dummy function 80000 times + Display is updated every 20000 displayUpdate intervals + Thread affinity will be set to core_id:7 + Timings are in CPU Core cycles + Inst_Min: Minimum Excution time during the display update interval(default is ~1 second) + Inst_Max: Maximum Excution time during the display update interval(default is ~1 second) + Inst_jitter: Jitter in the Excution time during rhe display update interval. This is the value of interest + last_Exec: The Excution time of last iteration just before the display update + Abs_Min: Absolute Minimum Excution time since the program started or statistics were reset + Abs_Max: Absolute Maximum Excution time since the program started or statistics were reset + tmp: Cumulative value calcualted by the dummy function + Interval: Time interval between the display updates in Core Cycles + Sample No: Sample number + Inst_Min,Inst_Max,Inst_jitter,last_Exec,Abs_min,Abs_max,tmp,Interval,Sample No + 177008,217292,40284,177552,177008,217292,80543744,3555521762,1 + 167862,222370,54508,177552,167862,222370,191692800,3555482758,2 + 172576,251932,79356,177538,167862,251932,302841856,3556013278,3 + 177368,215300,37932,177552,167862,251932,413990912,3555428816,4 + 167914,215066,47152,177552,167862,251932,525139968,3555415700,5 + 177494,241748,64254,177552,167862,251932,636289024,3555835494,6 + 177038,210186,33148,177552,167862,251932,747438080,3555398164,7 + 170956,211022,40066,177552,167862,251932,858587136,3555435464,8 + 174130,237428,63298,177552,167862,251932,969736192,3555771752,9 + 174726,205252,30526,177552,167862,251932,1080885248,3555426516,10 + 177104,234502,57398,177554,167862,251932,1192034304,3555785760,11 + 175304,240416,65112,177550,167862,251932,1303183360,3555908234,12 + 166674,216176,49502,177552,166674,251932,1414332416,3555468016,13 + 177532,205792,28260,177552,166674,251932,1525481472,3555440968,14 + 177516,235032,57516,177550,166674,251932,1636630528,3555832414,15 + 177522,207292,29770,177552,166674,251932,1747779584,3555495058,16 + 177532,205174,27642,177552,166674,251932,1858928640,3555458754,17 + 177528,234230,56702,177552,166674,251932,1970077696,3555837046,18 + 177530,209364,31834,177552,166674,251932,2081226752,3555469590,19 + 177530,205002,27472,177552,166674,251932,2192375808,3555397840,20 |