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2024-11-21 - 16:12
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack8slot4.osadl.org (updated Thu Nov 21, 2024 12:44:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
4049072238175,21sleep30-21swapper/307:09:213
4027372229174,42sleep70-21swapper/707:06:047
4048312226168,18sleep40-21swapper/407:08:184
4048992220166,18sleep60-21swapper/607:09:166
4026842219190,18sleep10-21swapper/107:05:171
4048142217188,18sleep50-21swapper/507:08:025
4048092210183,17sleep00-21swapper/007:07:570
4047752210180,19sleep20-21swapper/207:07:272
40515199310,3cyclictest580375-21apt12:35:012
40515199310,30cyclictest531662-21latency_hist11:05:012
40514699310,3cyclictest515505-21dump-pmu-power10:35:010
40514899300,29cyclictest478709-21sh09:25:011
405146993027,2cyclictest407732-21turbostat.cron07:15:010
405171992926,2cyclictest490496-21idleruntime-cro09:50:017
40517199290,28cyclictest419474-21awk07:35:017
40517199290,28cyclictest0-21swapper/711:06:517
40517199290,28cyclictest0-21swapper/709:21:517
405162992927,1cyclictest572291-21idleruntime-cro12:20:015
405162992927,1cyclictest0-21swapper/511:11:575
40516299290,29cyclictest0-21swapper/511:30:015
40516299290,28cyclictest523583-21idleruntime-cro10:50:015
40516299290,28cyclictest502325-21apt-get10:11:505
40516299290,28cyclictest0-21swapper/511:51:585
40516299290,28cyclictest0-21swapper/508:31:515
405157992927,1cyclictest564772-21apt-get12:06:504
40515799290,28cyclictest0-21swapper/410:21:514
40515799290,28cyclictest0-21swapper/407:16:494
40515799290,1cyclictest0-21swapper/411:10:014
405153992927,1cyclictest515503-21turbostat.cron10:35:013
405153992926,2cyclictest430237-21debian-sa107:55:013
40515199290,28cyclictest0-21swapper/209:56:512
40514899290,28cyclictest0-21swapper/112:26:511
40514899290,1cyclictest539999-21munin-run11:20:011
40514899290,1cyclictest532207-21apt-get11:06:521
40514899290,1cyclictest0-21swapper/107:26:511
40514699290,28cyclictest0-21swapper/007:56:500
40514699290,28cyclictest0-21swapper/007:21:500
40514699290,1cyclictest430236-21dump-pmu-power07:55:010
405166992828,0cyclictest0-21swapper/608:01:556
405162992827,1cyclictest0-21swapper/512:40:015
405162992827,1cyclictest0-21swapper/510:16:555
405162992827,1cyclictest0-21swapper/509:46:495
405162992827,1cyclictest0-21swapper/509:41:505
405157992827,1cyclictest0-21swapper/411:26:504
405153992828,0cyclictest0-21swapper/310:25:013
405153992828,0cyclictest0-21swapper/309:11:493
405153992826,1cyclictest526811-21apt-get10:56:503
405151992827,1cyclictest0-21swapper/209:21:512
40515199280,0cyclictest0-21swapper/210:31:502
405148992828,0cyclictest0-21swapper/109:46:501
405148992827,1cyclictest0-21swapper/109:55:021
40514899280,28cyclictest0-21swapper/112:00:001
40514899280,0cyclictest0-21swapper/108:46:501
405146992828,0cyclictest0-21swapper/007:30:020
405146992827,1cyclictest0-21swapper/008:36:510
405146992826,1cyclictest493183-21idleruntime-cro09:55:020
405146992826,1cyclictest487811-21apt09:45:010
40514699280,27cyclictest0-21swapper/012:01:510
405171992727,0cyclictest0-21swapper/709:31:497
405171992726,1cyclictest0-21swapper/712:20:017
40517199270,0cyclictest0-21swapper/712:36:497
405166992727,0cyclictest0-21swapper/611:41:506
405166992727,0cyclictest0-21swapper/609:41:486
405166992727,0cyclictest0-21swapper/608:26:506
40516299270,0cyclictest0-21swapper/511:15:025
40515799270,0cyclictest0-21swapper/410:31:504
405153992727,0cyclictest0-21swapper/311:21:503
405153992727,0cyclictest0-21swapper/310:36:493
405153992727,0cyclictest0-21swapper/310:16:553
405153992727,0cyclictest0-21swapper/308:41:493
40515399270,0cyclictest0-21swapper/309:21:513
405151992727,0cyclictest0-21swapper/211:06:522
405151992727,0cyclictest0-21swapper/207:56:502
405151992721,1cyclictest0-21swapper/207:51:502
405148992727,0cyclictest0-21swapper/109:11:491
405148992727,0cyclictest0-21swapper/108:30:011
40514899270,27cyclictest0-21swapper/109:31:491
405146992727,0cyclictest0-21swapper/012:06:500
405146992727,0cyclictest0-21swapper/011:21:510
405146992727,0cyclictest0-21swapper/009:21:510
405146992727,0cyclictest0-21swapper/008:46:500
405146992727,0cyclictest0-21swapper/007:16:490
405171992625,1cyclictest567460-21apt-get12:11:547
405171992625,1cyclictest0-21swapper/711:16:527
405171992625,1cyclictest0-21swapper/710:55:017
405166992626,0cyclictest0-21swapper/612:21:526
405166992626,0cyclictest0-21swapper/611:16:526
405166992626,0cyclictest0-21swapper/610:21:516
405162992626,0cyclictest0-21swapper/512:31:555
405162992626,0cyclictest0-21swapper/507:26:505
405162992625,1cyclictest564233-21dump-pmu-power12:05:015
405162992625,0cyclictest0-21swapper/510:06:505
405162992624,1cyclictest0-21swapper/509:51:545
405157992626,0cyclictest0-21swapper/412:15:014
405157992626,0cyclictest0-21swapper/409:16:524
405157992626,0cyclictest0-21swapper/408:46:494
405153992626,0cyclictest0-21swapper/307:16:493
405153992625,1cyclictest0-21swapper/309:10:013
405153992625,1cyclictest0-21swapper/307:26:503
405151992626,0cyclictest0-21swapper/209:06:502
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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