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2025-12-29 - 11:18

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #e, slot #3

Rack #0/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #1/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #2/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #3/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #4/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #5/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #6/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #7/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #8/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #9/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #a/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #b/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #c/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #d/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #e/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #f/#0 #1 #2 #3 #4 #5 #6 #7 #8 
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Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of all highest latencies:
System rackeslot3s.osadl.org (updated Mon Dec 29, 2025 00:45:08)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
202219599843,31cyclictest131rcu_preempt22:45:031
2022189997523,10cyclictest12-21ksoftirqd/023:40:000
2022203996518,7cyclictest131rcu_preempt23:50:013
2022203996518,7cyclictest131rcu_preempt23:50:003
2022189996527,18cyclictest131rcu_preempt21:15:000
202218999632,5cyclictest131rcu_preempt19:40:000
2022203996122,11cyclictest37-21ksoftirqd/300:05:013
2022195996012,6cyclictest131rcu_preempt20:40:011
202218999603,6cyclictest131rcu_preempt20:19:590
202220399597,12cyclictest37-21ksoftirqd/320:30:023
2022203995915,9cyclictest131rcu_preempt20:50:023
2022203995911,7cyclictest131rcu_preempt21:50:003
2022195995939,9cyclictest23-21ksoftirqd/121:49:591
202220399579,8cyclictest131rcu_preempt20:40:013
202220399573,17cyclictest37-21ksoftirqd/323:55:003
2022203995716,8cyclictest131rcu_preempt23:45:023
2022189995729,20cyclictest0-21swapper/021:56:310
202220399568,11cyclictest37-21ksoftirqd/300:20:013
202220399566,11cyclictest37-21ksoftirqd/321:00:003
202220399565,11cyclictest37-21ksoftirqd/300:30:013
202220399564,9cyclictest37-21ksoftirqd/322:00:013
202220399563,12cyclictest37-21ksoftirqd/320:00:013
202220399563,12cyclictest37-21ksoftirqd/320:00:013
2022189995627,8cyclictest12-21ksoftirqd/000:10:010
2022189995618,6cyclictest131rcu_preempt23:50:010
2022189995618,6cyclictest131rcu_preempt23:50:000
2022189995614,6cyclictest131rcu_preempt21:39:590
2022189995611,6cyclictest131rcu_preempt00:00:000
202220399556,7cyclictest37-21ksoftirqd/320:35:023
202220399553,10cyclictest37-21ksoftirqd/300:10:003
2022203995513,8cyclictest131rcu_preempt22:25:023
2022203995513,6cyclictest131rcu_preempt22:40:013
202218999559,5cyclictest131rcu_preempt22:20:020
202218999559,5cyclictest131rcu_preempt22:20:010
2022189995535,12cyclictest12-21ksoftirqd/023:02:090
2022189995535,12cyclictest12-21ksoftirqd/023:02:080
2022189995528,20cyclictest0-21swapper/023:10:010
202220399545,8cyclictest37-21ksoftirqd/300:00:003
202220399541,12cyclictest37-21ksoftirqd/319:29:593
2022199995437,13cyclictest1-21systemd00:20:012
202219599542,5cyclictest131rcu_preempt23:40:011
2022189995433,17cyclictest131rcu_preempt22:32:550
2022189995424,21cyclictest12-21ksoftirqd/000:20:010
2022189995410,6cyclictest131rcu_preempt20:10:000
202220399536,14cyclictest37-21ksoftirqd/322:20:013
202220399536,14cyclictest37-21ksoftirqd/322:20:003
202220399535,8cyclictest37-21ksoftirqd/321:45:033
202220399535,10cyclictest37-21ksoftirqd/321:30:013
2022203995314,6cyclictest131rcu_preempt19:20:003
2022199995338,12cyclictest1-21systemd23:35:012
202218999537,5cyclictest131rcu_preempt23:45:010
2022189995320,10cyclictest2037521-21cut00:05:010
202220399526,9cyclictest37-21ksoftirqd/320:55:003
202220399525,14cyclictest37-21ksoftirqd/323:20:023
202220399525,14cyclictest37-21ksoftirqd/323:20:023
202220399525,11cyclictest37-21ksoftirqd/300:35:023
2022203995235,13cyclictest238-21systemd-journal23:40:003
2022203995210,6cyclictest131rcu_preempt22:10:013
202219999522,8cyclictest30-21ksoftirqd/220:59:592
2022199995212,6cyclictest131rcu_preempt20:50:002
202219599526,6cyclictest131rcu_preempt00:40:001
2022195995210,5cyclictest131rcu_preempt23:59:591
202218999525,9cyclictest12-21ksoftirqd/021:35:010
2022189995211,6cyclictest131rcu_preempt23:20:000
2022189995211,6cyclictest131rcu_preempt23:20:000
202220399518,6cyclictest131rcu_preempt22:50:013
202220399516,6cyclictest131rcu_preempt20:10:033
202220399515,5cyclictest131rcu_preempt19:45:013
202220399512,13cyclictest37-21ksoftirqd/319:35:013
202219999514,15cyclictest2036064-21kworker/2:123:40:012
2022199995135,12cyclictest1-21systemd23:05:002
2022199995135,12cyclictest1-21systemd23:05:002
2022199995110,6cyclictest131rcu_preempt20:00:012
2022199995110,6cyclictest131rcu_preempt20:00:002
202219599514,6cyclictest131rcu_preempt23:15:011
202219599511,5cyclictest131rcu_preempt20:35:021
202218999518,6cyclictest131rcu_preempt19:35:020
202218999518,6cyclictest131rcu_preempt19:20:000
202218999517,5cyclictest131rcu_preempt23:00:010
202218999517,5cyclictest131rcu_preempt23:00:000
202218999517,12cyclictest12-21ksoftirqd/019:30:000
2022189995119,20cyclictest12-21ksoftirqd/020:00:010
2022189995119,20cyclictest12-21ksoftirqd/020:00:010
202220399508,10cyclictest37-21ksoftirqd/322:35:023
202220399507,9cyclictest37-21ksoftirqd/321:54:593
202220399507,5cyclictest131rcu_preempt23:25:023
202220399507,11cyclictest37-21ksoftirqd/320:02:263
202220399501,15cyclictest37-21ksoftirqd/323:00:013
202220399501,15cyclictest37-21ksoftirqd/323:00:003
202219999504,9cyclictest30-21ksoftirqd/221:10:012
202219999504,9cyclictest30-21ksoftirqd/221:10:002
202219999503,6cyclictest131rcu_preempt20:05:022
2022199995011,6cyclictest131rcu_preempt22:45:022
202219599504,5cyclictest131rcu_preempt19:50:031
202219599504,5cyclictest131rcu_preempt19:50:021
2022195995015,13cyclictest23-21ksoftirqd/119:20:021
202218999508,6cyclictest131rcu_preempt19:45:000
202218999503,6cyclictest131rcu_preempt00:15:020
2022189995029,8cyclictest12-21ksoftirqd/021:00:010
2022189995016,11cyclictest12-21ksoftirqd/021:10:010
2022189995016,11cyclictest12-21ksoftirqd/021:10:010
2022189995010,5cyclictest131rcu_preempt20:30:000
2022203994933,13cyclictest1-21systemd19:55:003
202220399493,12cyclictest37-21ksoftirqd/322:30:013
2022203994911,6cyclictest131rcu_preempt23:09:313
202219999499,6cyclictest131rcu_preempt20:40:012
2022199994930,13cyclictest1-21systemd23:10:012
2022199994921,17cyclictest30-21ksoftirqd/221:19:592
202219599498,9cyclictest23-21ksoftirqd/122:05:001
2022195994933,7cyclictest23-21ksoftirqd/121:45:011
202219599491,5cyclictest131rcu_preempt22:15:001
2022195994913,21cyclictest23-21ksoftirqd/119:25:001
2022195994912,5cyclictest131rcu_preempt23:35:011
2022195994910,6cyclictest131rcu_preempt22:20:011
2022195994910,6cyclictest131rcu_preempt22:20:001
202218999493,6cyclictest131rcu_preempt23:30:000
202220399487,8cyclictest37-21ksoftirqd/300:15:023
202220399486,9cyclictest37-21ksoftirqd/321:00:023
202220399486,9cyclictest37-21ksoftirqd/321:00:013
202220399484,10cyclictest37-21ksoftirqd/322:15:013
202220399483,8cyclictest37-21ksoftirqd/300:25:003
2022203994812,5cyclictest131rcu_preempt21:25:023
2022203994811,6cyclictest131rcu_preempt21:35:003
202219999487,5cyclictest131rcu_preempt19:35:012
202219999483,7cyclictest131rcu_preempt23:55:002
2022199994832,12cyclictest1-21systemd22:30:012
2022199994831,9cyclictest30-21ksoftirqd/200:35:012
2022199994828,15cyclictest238-21systemd-journal22:20:002
2022199994828,15cyclictest238-21systemd-journal22:20:002
202219599487,5cyclictest131rcu_preempt23:20:001
202219599487,5cyclictest131rcu_preempt23:20:001
202219599484,6cyclictest131rcu_preempt22:30:001
2022195994827,11cyclictest23-21ksoftirqd/120:55:011
2022195994818,16cyclictest131rcu_preempt00:14:591
202220399477,5cyclictest131rcu_preempt22:45:023
202220399474,8cyclictest37-21ksoftirqd/320:41:313
2022203994732,11cyclictest2028864-21sh21:20:003
2022203994730,10cyclictest275-21dbus-daemon21:14:593
202219999479,5cyclictest131rcu_preempt23:25:012
202219999473,7cyclictest30-21ksoftirqd/200:15:012
2022199994734,9cyclictest2032728-21cron22:35:012
2022199994719,20cyclictest30-21ksoftirqd/222:15:002
202219999471,5cyclictest131rcu_preempt23:30:002
202219599476,5cyclictest131rcu_preempt20:50:011
202219599475,7cyclictest23-21ksoftirqd/121:15:001
202219599475,10cyclictest23-21ksoftirqd/119:35:021
202219599473,5cyclictest131rcu_preempt20:45:021
202219599472,5cyclictest131rcu_preempt23:05:021
202219599472,5cyclictest131rcu_preempt23:05:011
2022195994711,6cyclictest131rcu_preempt21:40:021
2022195994710,5cyclictest131rcu_preempt20:30:011
202218999479,6cyclictest131rcu_preempt00:35:020
202218999476,6cyclictest131rcu_preempt21:20:000
202218999474,6cyclictest131rcu_preempt20:45:010
202218999473,7cyclictest131rcu_preempt22:50:000
2022189994719,13cyclictest12-21ksoftirqd/022:10:000
202220399467,9cyclictest37-21ksoftirqd/321:10:013
202220399467,9cyclictest37-21ksoftirqd/321:10:013
202220399466,5cyclictest131rcu_preempt23:15:023
202220399464,8cyclictest37-21ksoftirqd/323:35:003
202220399464,7cyclictest37-21ksoftirqd/319:50:023
202220399464,7cyclictest37-21ksoftirqd/319:50:023
2022203994613,6cyclictest131rcu_preempt19:15:023
202219999468,6cyclictest131rcu_preempt20:35:022
202219999467,9cyclictest30-21ksoftirqd/223:40:302
202219999466,7cyclictest0-21swapper/200:00:012
202219999462,5cyclictest131rcu_preempt22:40:002
202219999462,5cyclictest131rcu_preempt21:40:012
2022199994619,22cyclictest30-21ksoftirqd/219:20:032
2022199994617,7cyclictest131rcu_preempt19:50:022
2022199994617,7cyclictest131rcu_preempt19:50:012
2022199994615,20cyclictest30-21ksoftirqd/221:35:012
202219599463,5cyclictest131rcu_preempt00:20:031
202219599462,6cyclictest131rcu_preempt19:40:011
202218999465,5cyclictest131rcu_preempt20:35:020
202218999465,5cyclictest12-21ksoftirqd/021:27:440
2022189994623,10cyclictest12-21ksoftirqd/023:55:010
2022189994613,22cyclictest131rcu_preempt19:55:000
2022189994611,4cyclictest131rcu_preempt20:25:010
2022189994611,4cyclictest131rcu_preempt20:25:010
202220399455,9cyclictest37-21ksoftirqd/300:40:013
202220399452,12cyclictest37-21ksoftirqd/319:40:003
202220399451,11cyclictest37-21ksoftirqd/322:55:023
202219999458,6cyclictest131rcu_preempt20:20:002
202219999455,10cyclictest30-21ksoftirqd/222:45:302
202219999454,5cyclictest131rcu_preempt00:40:012
2022199994532,10cyclictest238-21systemd-journal21:20:032
202219999452,6cyclictest131rcu_preempt23:00:012
202219999452,6cyclictest131rcu_preempt23:00:002
202219999451,5cyclictest131rcu_preempt22:55:022
2022199994514,6cyclictest131rcu_preempt21:57:302
2022199994513,5cyclictest131rcu_preempt19:15:002
2022199994510,5cyclictest131rcu_preempt20:05:302
202219599456,7cyclictest23-21ksoftirqd/121:27:441
202219599456,5cyclictest131rcu_preempt22:45:011
202219599451,4cyclictest131rcu_preempt22:35:031
2022195994514,21cyclictest131rcu_preempt19:45:021
2022195994513,4cyclictest2024989-21munin-plugin-st20:05:001
2022195994512,6cyclictest131rcu_preempt22:55:001
2022195994510,6cyclictest131rcu_preempt22:40:001
202218999458,6cyclictest131rcu_preempt21:50:010
202218999457,6cyclictest131rcu_preempt22:55:020
202218999457,5cyclictest131rcu_preempt22:05:020
202218999456,6cyclictest131rcu_preempt19:50:010
202218999456,6cyclictest131rcu_preempt19:50:010
202218999456,12cyclictest12-21ksoftirqd/019:15:010
202218999455,7cyclictest12-21ksoftirqd/021:50:010
202218999452,5cyclictest131rcu_preempt22:45:000
2022189994524,8cyclictest12-21ksoftirqd/021:40:310
2022189994516,11cyclictest12-21ksoftirqd/000:36:590
202218999451,5cyclictest131rcu_preempt21:05:020
202218999451,5cyclictest131rcu_preempt21:05:010
2022189994512,5cyclictest131rcu_preempt21:25:010
2022189994511,8cyclictest12-21ksoftirqd/000:30:000
202220399445,8cyclictest37-21ksoftirqd/323:30:013
202220399444,8cyclictest37-21ksoftirqd/322:05:023
2022203994419,19cyclictest275-21dbus-daemon21:40:003
202220399441,8cyclictest37-21ksoftirqd/320:19:593
202219999448,5cyclictest131rcu_preempt00:09:592
2022199994419,15cyclictest30-21ksoftirqd/221:40:542
2022199994417,18cyclictest30-21ksoftirqd/222:05:012
202219599447,6cyclictest131rcu_preempt21:10:061
202219599447,6cyclictest131rcu_preempt21:10:051
202219599447,5cyclictest131rcu_preempt22:10:021
202219599441,5cyclictest131rcu_preempt00:35:001
2022195994415,9cyclictest23-21ksoftirqd/123:55:011
2022195994415,6cyclictest131rcu_preempt23:10:001
2022195994412,21cyclictest131rcu_preempt19:55:021
2022195994412,21cyclictest131rcu_preempt19:55:011
2022195994412,18cyclictest131rcu_preempt23:25:021
202218999448,22cyclictest2022191-21cat19:10:020
202218999442,5cyclictest131rcu_preempt20:00:020
202220399431,8cyclictest275-21dbus-daemon19:25:013
2022199994332,9cyclictest30-21ksoftirqd/221:03:312
2022199994332,9cyclictest30-21ksoftirqd/221:03:312
2022199994328,12cyclictest30-21ksoftirqd/219:51:322
2022199994327,11cyclictest238-21systemd-journal19:25:002
202219999431,6cyclictest131rcu_preempt23:15:012
2022199994315,18cyclictest131rcu_preempt21:30:012
2022199994314,18cyclictest30-21ksoftirqd/222:10:012
2022199994312,25cyclictest131rcu_preempt20:45:012
2022199994311,5cyclictest131rcu_preempt00:30:002
202219599439,19cyclictest23-21ksoftirqd/121:25:001
202219599435,6cyclictest131rcu_preempt00:05:021
202219599433,6cyclictest131rcu_preempt21:35:011
2022195994333,7cyclictest23-21ksoftirqd/100:23:481
2022195994332,7cyclictest309-21in:imuxsock21:00:011
2022195994331,7cyclictest2025738-21cron20:20:001
2022195994329,10cyclictest238-21systemd-journal19:55:011
2022195994316,6cyclictest131rcu_preempt23:00:011
2022195994316,6cyclictest131rcu_preempt23:00:011
202219599431,5cyclictest131rcu_preempt19:25:021
2022195994311,17cyclictest23-21ksoftirqd/123:45:011
2022195994310,5cyclictest131rcu_preempt23:30:001
202218999436,5cyclictest131rcu_preempt19:25:000
202218999434,6cyclictest131rcu_preempt22:25:010
202218999433,6cyclictest131rcu_preempt20:50:020
2022189994322,5cyclictest12-21ksoftirqd/020:15:020
202218999431,5cyclictest131rcu_preempt22:15:010
2022189994315,6cyclictest131rcu_preempt22:40:000
202220399423,5cyclictest131rcu_preempt19:10:023
2022203994215,15cyclictest37-21ksoftirqd/320:25:023
2022203994215,15cyclictest37-21ksoftirqd/320:25:023
2022203994211,6cyclictest131rcu_preempt20:10:013
202219999428,9cyclictest30-21ksoftirqd/220:55:012
202219999428,5cyclictest131rcu_preempt21:15:012
202219999423,5cyclictest131rcu_preempt21:55:022
202219999423,3cyclictest131rcu_preempt19:40:022
2022199994220,10cyclictest30-21ksoftirqd/220:14:322
202219999421,6cyclictest131rcu_preempt20:25:022
202219999421,6cyclictest131rcu_preempt20:25:012
2022199994216,16cyclictest30-21ksoftirqd/223:19:312
2022199994216,16cyclictest30-21ksoftirqd/223:19:312
202219599427,6cyclictest131rcu_preempt21:05:011
202219599427,6cyclictest131rcu_preempt21:05:001
202219599424,8cyclictest1-21systemd00:10:011
202219599423,9cyclictest23-21ksoftirqd/100:26:311
202219599421,8cyclictest23-21ksoftirqd/122:25:021
202219599421,6cyclictest131rcu_preempt20:10:001
2022195994215,22cyclictest131rcu_preempt21:55:031
2022195994210,21cyclictest131rcu_preempt19:15:021
202218999429,5cyclictest131rcu_preempt23:35:010
202218999429,5cyclictest131rcu_preempt20:52:300
202218999423,5cyclictest131rcu_preempt22:30:010
202218999422,5cyclictest131rcu_preempt00:25:000
2022189994215,6cyclictest131rcu_preempt20:40:010
202220399411,6cyclictest0-21swapper/323:05:073
202220399411,6cyclictest0-21swapper/323:05:073
202219999417,4cyclictest131rcu_preempt21:48:322
202219999416,5cyclictest131rcu_preempt19:40:022
202219999413,5cyclictest131rcu_preempt22:24:592
202219999413,4cyclictest131rcu_preempt23:50:022
202219999413,4cyclictest131rcu_preempt23:50:022
2022195994129,9cyclictest2025456-21sshd20:11:301
202219599412,10cyclictest23-21ksoftirqd/121:17:421
202218999411,5cyclictest131rcu_preempt23:15:070
202219999403,6cyclictest131rcu_preempt00:25:012
2022199994016,6cyclictest131rcu_preempt00:05:022
2022199994010,5cyclictest131rcu_preempt19:10:012
2022195994014,6cyclictest131rcu_preempt22:00:011
2022195994013,7cyclictest131rcu_preempt19:10:021
2022195994010,6cyclictest131rcu_preempt23:45:311
2022195994010,6cyclictest131rcu_preempt23:45:301
202218999401,5cyclictest131rcu_preempt23:25:010
2022199993926,9cyclictest2026245-21sshd20:25:322
2022195993917,6cyclictest131rcu_preempt20:25:021
2022195993917,6cyclictest131rcu_preempt20:25:011
202219999372,5cyclictest131rcu_preempt19:25:022
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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