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2026-07-06 - 03:34

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #b, slot #5

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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  Phytec
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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 792 highest latencies:
System rackbslot5s.osadl.org (updated Mon Jul 06, 2026 00:44:46)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3558359995446,4cyclictest3645469-21sendmail23:20:010
3558371994838,6cyclictest3671413-21fschecks_count00:35:163
3558362994740,4cyclictest3578093-21munin-plugin-st20:05:021
3558359994739,5cyclictest3642046-21ls23:10:000
3558367994636,7cyclictest3574653-21latency_hist19:55:022
3558371994536,6cyclictest3585113-21cron20:25:003
3558371994330,9cyclictest391ktimers/323:10:133
3558367994335,5cyclictest3611129-21munin-plugin-st21:39:592
3558367994233,6cyclictest0-21swapper/220:50:182
3558367994228,9cyclictest0-21swapper/223:35:242
3558359994232,6cyclictest3604765-21fschecks_time21:20:170
3558371994132,5cyclictest3565718-21idleruntime-cro19:30:013
3558367994130,7cyclictest3590239-21apt-get20:40:002
3558367994031,5cyclictest0-21swapper/223:00:012
3558367994029,6cyclictest0-21swapper/221:10:002
3558367994029,5cyclictest0-21swapper/222:20:012
3558362994033,4cyclictest3657385-21cron23:55:001
3558367993925,5cyclictest131rcu_preempt23:00:122
3558362993926,8cyclictest0-21swapper/100:00:251
3558359993922,14cyclictest0-21swapper/019:40:010
3558371993827,7cyclictest0-21swapper/319:35:003
3558371993827,7cyclictest0-21swapper/319:35:003
3558371993827,6cyclictest0-21swapper/321:40:273
3558367993829,5cyclictest0-21swapper/219:20:002
3558359993832,3cyclictest0-21swapper/023:50:000
3558359993815,11cyclictest11-21ksoftirqd/019:15:120
3558367993728,5cyclictest0-21swapper/220:50:012
3558367993726,7cyclictest0-21swapper/220:20:272
3558362993727,6cyclictest0-21swapper/121:15:251
3558362993727,6cyclictest0-21swapper/100:15:001
3558362993726,8cyclictest3585127-21munin-plugin-st20:25:001
3558362993726,7cyclictest0-21swapper/122:40:271
3558371993626,7cyclictest3665495-21unixbench_singl00:15:243
3558371993626,6cyclictest0-21swapper/321:10:263
3558371993626,6cyclictest0-21swapper/319:42:063
3558371993625,6cyclictest0-21swapper/321:00:263
3558367993627,4cyclictest0-21swapper/221:35:002
3558362993626,6cyclictest0-21swapper/123:40:001
3558359993629,4cyclictest3666385-21fschecks_time00:20:160
3558359993627,6cyclictest3582924-21grep20:15:260
3558371993528,4cyclictest3635457-21fschecks_time22:50:173
3558371993525,6cyclictest0-21swapper/319:55:013
3558371993525,6cyclictest0-21swapper/319:35:263
3558367993526,5cyclictest3569318-21cron19:40:002
3558367993524,6cyclictest0-21swapper/220:10:002
3558362993524,6cyclictest0-21swapper/121:45:261
3558359993527,5cyclictest3639085-21fschecks_time23:00:150
3558371993427,4cyclictest0-21swapper/320:10:273
3558371993424,6cyclictest0-21swapper/321:30:003
3558371993424,6cyclictest0-21swapper/320:40:293
3558371993422,7cyclictest0-21swapper/322:35:243
3558371993422,7cyclictest0-21swapper/322:35:233
3558367993427,4cyclictest3667633-21sh00:25:012
3558362993425,5cyclictest0-21swapper/120:50:001
3558362993423,7cyclictest0-21swapper/122:15:261
3558362993423,7cyclictest0-21swapper/119:20:011
3558371993324,5cyclictest0-21swapper/321:55:153
3558371993323,7cyclictest3620944-21grep22:05:283
3558367993327,4cyclictest3624410-21kworker/u8:1+events_unbound22:22:212
3558367993321,8cyclictest3642032-21cron23:10:012
3558362993325,4cyclictest0-21swapper/123:05:271
3558362993322,6cyclictest0-21swapper/121:20:271
3558359993325,4cyclictest0-21swapper/020:30:200
3558359993323,6cyclictest0-21swapper/023:45:000
3558359993323,6cyclictest0-21swapper/020:25:000
3558359993322,7cyclictest0-21swapper/023:34:590
3558359993322,7cyclictest0-21swapper/023:34:590
3558371993225,4cyclictest0-21swapper/323:45:253
3558371993224,4cyclictest0-21swapper/323:40:263
3558371993223,5cyclictest0-21swapper/319:20:263
3558371993222,5cyclictest0-21swapper/320:50:263
3558371993221,7cyclictest0-21swapper/300:00:243
355836799327,4cyclictest36424562cut23:10:162
3558367993224,4cyclictest0-21swapper/222:25:272
3558367993223,5cyclictest0-21swapper/219:55:262
3558367993222,8cyclictest311ktimers/200:35:132
3558367993220,7cyclictest0-21swapper/222:50:262
3558367993218,10cyclictest204-21dbus-daemon21:02:142
3558362993224,4cyclictest0-21swapper/122:50:161
3558362993222,7cyclictest3615018-21sshd21:50:181
3558362993222,6cyclictest0-21swapper/122:30:261
3558362993221,7cyclictest3665493-21grep00:15:241
3558359993224,6cyclictest11-21ksoftirqd/000:05:130
3558359993220,10cyclictest11-21ksoftirqd/022:50:130
3558359993219,11cyclictest11-21ksoftirqd/000:30:120
3558359993215,14cyclictest11-21ksoftirqd/019:55:120
3558371993125,3cyclictest0-21swapper/320:45:263
3558371993124,4cyclictest3614825-21cpuspeed21:50:143
3558371993121,7cyclictest0-21swapper/323:15:253
3558371993121,6cyclictest0-21swapper/319:55:153
3558371993121,6cyclictest0-21swapper/300:25:263
3558371993121,6cyclictest0-21swapper/300:20:253
3558367993123,4cyclictest0-21swapper/220:05:012
3558367993123,4cyclictest0-21swapper/200:00:142
3558367993120,7cyclictest0-21swapper/221:25:012
3558367993119,7cyclictest0-21swapper/223:30:262
3558367993119,7cyclictest0-21swapper/223:30:252
3558362993117,10cyclictest231ktimers/119:40:131
3558359993124,4cyclictest3609416-21cron21:35:010
3558359993124,3cyclictest0-21swapper/022:00:000
3558359993120,6cyclictest0-21swapper/022:22:200
3558371993021,6cyclictest0-21swapper/323:25:193
3558367993021,6cyclictest0-21swapper/200:30:242
3558362993021,6cyclictest0-21swapper/123:30:261
3558362993021,6cyclictest0-21swapper/123:30:251
3558362993021,5cyclictest0-21swapper/100:35:151
3558362993020,7cyclictest0-21swapper/119:30:001
3558362993019,7cyclictest0-21swapper/122:20:251
3558362993019,7cyclictest0-21swapper/119:50:261
355835999302,5cyclictest131rcu_preempt20:25:120
3558359993022,5cyclictest3652261-21cron23:40:000
3558359993022,4cyclictest0-21swapper/021:20:000
3558359993020,6cyclictest0-21swapper/021:30:000
3558359993019,6cyclictest0-21swapper/022:40:000
3558359993019,6cyclictest0-21swapper/022:40:000
3558371992922,4cyclictest0-21swapper/322:05:013
3558371992921,5cyclictest0-21swapper/320:30:253
3558371992921,4cyclictest0-21swapper/322:15:253
3558371992921,4cyclictest0-21swapper/320:05:153
3558371992919,6cyclictest0-21swapper/320:25:253
3558367992922,4cyclictest3621367-21latency_hist22:10:002
3558367992921,4cyclictest0-21swapper/220:55:252
3558362992920,6cyclictest3666356-21fschecks_time00:20:171
3558362992919,6cyclictest0-21swapper/122:10:001
3558371992820,5cyclictest0-21swapper/320:20:013
3558367992820,5cyclictest3572750-21latency_hist19:50:012
3558367992820,4cyclictest0-21swapper/200:10:262
3558367992819,5cyclictest3621796-21tune2fs22:10:172
3558367992819,5cyclictest0-21swapper/222:44:592
3558362992820,4cyclictest0-21swapper/123:25:251
3558362992820,4cyclictest0-21swapper/120:25:261
3558362992819,6cyclictest0-21swapper/100:30:251
3558359992821,5cyclictest11-21ksoftirqd/019:40:150
3558359992817,6cyclictest0-21swapper/023:12:230
355835999281,23cyclictest3656931-21grep23:50:240
3558371992720,3cyclictest0-21swapper/323:55:243
3558371992719,5cyclictest0-21swapper/320:05:013
3558371992717,5cyclictest0-21swapper/322:25:283
3558367992721,4cyclictest3655597-21kworker/u8:2+events_unbound00:08:232
3558367992718,7cyclictest311ktimers/221:10:122
3558367992718,5cyclictest0-21swapper/220:45:002
3558362992719,5cyclictest3583399-21sendmail20:20:001
3558362992719,5cyclictest0-21swapper/121:10:001
3558362992718,6cyclictest0-21swapper/119:30:311
3558362992718,6cyclictest0-21swapper/119:30:301
3558362992718,5cyclictest0-21swapper/123:10:271
3558362992717,6cyclictest0-21swapper/120:55:181
3558359992723,2cyclictest13550irq/42-30be0000.ethernet21:03:180
3558359992723,2cyclictest13550irq/42-30be0000.ethernet20:05:260
3558359992720,4cyclictest0-21swapper/000:40:000
3558359992718,6cyclictest3619190-21grep22:00:270
3558359992717,6cyclictest0-21swapper/022:55:240
3558359992717,6cyclictest0-21swapper/019:25:250
3558371992618,4cyclictest0-21swapper/323:10:003
3558371992617,6cyclictest0-21swapper/321:05:263
3558371992617,5cyclictest0-21swapper/323:39:593
3558367992620,4cyclictest3602431-21kworker/u8:0+events_unbound21:17:012
3558367992619,5cyclictest3652141-21kworker/u8:2+events_unbound23:42:282
3558367992619,5cyclictest3579732-21kworker/u8:0+events_unbound20:17:092
3558367992619,5cyclictest3557873-21kworker/u8:2+events_unbound19:10:112
3558367992619,4cyclictest0-21swapper/222:30:262
3558367992619,3cyclictest0-21swapper/221:40:242
3558367992618,5cyclictest3567037-21timerandwakeup19:30:312
3558367992618,5cyclictest3567037-21timerandwakeup19:30:302
3558367992618,5cyclictest0-21swapper/221:45:172
3558367992614,7cyclictest0-21swapper/219:40:272
355836799260,4cyclictest131rcu_preempt23:25:132
3558362992620,3cyclictest0-21swapper/121:00:181
3558362992618,5cyclictest0-21swapper/119:45:231
3558362992615,7cyclictest0-21swapper/122:10:251
3558359992619,4cyclictest3616238-21sh21:55:000
3558359992619,4cyclictest0-21swapper/022:05:280
3558359992618,4cyclictest0-21swapper/022:45:250
3558371992519,3cyclictest0-21swapper/300:10:273
3558371992518,4cyclictest0-21swapper/321:20:263
3558371992518,3cyclictest0-21swapper/322:45:163
3558371992517,5cyclictest0-21swapper/323:00:253
3558371992517,4cyclictest3562297-21sendmail19:20:003
3558371992515,7cyclictest3590238-21tr20:40:013
3558371992515,6cyclictest0-21swapper/323:55:013
3558371992514,6cyclictest0-21swapper/300:35:013
3558367992519,4cyclictest3645226-21kworker/u8:2+events_unbound23:20:212
3558367992518,4cyclictest0-21swapper/219:20:252
3558367992517,4cyclictest0-21swapper/223:50:252
3558367992517,4cyclictest0-21swapper/200:20:012
3558367992515,6cyclictest3617203-21taskset21:55:242
355836799251,4cyclictest131rcu_preempt19:25:122
3558362992517,5cyclictest0-21swapper/123:00:001
3558362992517,5cyclictest0-21swapper/120:50:261
3558362992517,5cyclictest0-21swapper/119:20:151
3558362992517,5cyclictest0-21swapper/100:05:261
3558362992516,6cyclictest0-21swapper/121:55:261
3558362992516,6cyclictest0-21swapper/100:00:011
355835999252,6cyclictest3590210-21cron20:40:010
3558359992519,3cyclictest0-21swapper/019:55:010
3558359992517,4cyclictest0-21swapper/021:00:000
3558359992516,6cyclictest3629337-21cat22:30:260
3558359992515,6cyclictest0-21swapper/022:40:260
355835999251,20cyclictest0-21swapper/022:29:000
355835999251,20cyclictest0-21swapper/020:47:500
355835999251,17cyclictest0-21swapper/019:47:000
355835999251,10cyclictest3667871-21apt-get00:25:130
3558371992418,3cyclictest0-21swapper/319:10:243
3558371992418,3cyclictest0-21swapper/300:05:223
3558371992416,5cyclictest0-21swapper/322:35:013
3558371992416,5cyclictest0-21swapper/321:35:163
3558371992415,6cyclictest0-21swapper/321:30:263
3558371992414,6cyclictest3596997-21grep20:55:243
3558367992417,5cyclictest3626165-21kworker/u8:2+events_unbound22:45:032
3558362992418,3cyclictest0-21swapper/123:20:001
3558362992418,3cyclictest0-21swapper/120:10:171
3558362992417,4cyclictest0-21swapper/121:25:251
3558362992416,5cyclictest0-21swapper/123:20:251
3558362992416,5cyclictest0-21swapper/121:30:271
3558362992415,6cyclictest3560158-21munin-node19:15:021
3558362992415,6cyclictest231ktimers/123:00:111
3558362992414,7cyclictest3575033-21uniq19:55:161
3558359992417,5cyclictest0-21swapper/020:05:010
3558359992417,4cyclictest0-21swapper/021:35:260
355835999241,5cyclictest3590217-21apt-get20:40:040
355835999241,19cyclictest0-21swapper/000:00:500
355835999240,22cyclictest0-21swapper/019:10:110
3558371992315,5cyclictest0-21swapper/323:34:593
3558371992315,5cyclictest0-21swapper/323:34:593
3558371992314,6cyclictest3613854-21cat21:45:253
3558367992317,3cyclictest0-21swapper/221:25:262
3558367992316,5cyclictest3614168-21kworker/u8:0+events_unbound21:50:282
3558367992316,4cyclictest0-21swapper/200:25:262
3558367992315,6cyclictest3653881-21kworker/u8:0+events_unbound23:47:082
3558362992317,4cyclictest231ktimers/121:44:011
3558362992316,5cyclictest3574186-21kworker/u8:1+events_unbound20:39:291
3558362992316,5cyclictest231ktimers/120:31:081
3558362992316,4cyclictest0-21swapper/122:00:251
3558362992315,5cyclictest3588457-21kworker/u8:0+events_unbound20:40:191
3558362992314,6cyclictest0-21swapper/123:40:161
3558362992314,6cyclictest0-21swapper/122:40:011
3558362992314,6cyclictest0-21swapper/122:40:001
3558362992313,6cyclictest0-21swapper/121:39:591
3558359992318,3cyclictest13550irq/42-30be0000.ethernet20:50:030
3558359992317,3cyclictest0-21swapper/000:10:220
3558359992316,3cyclictest0-21swapper/019:32:170
3558359992316,3cyclictest0-21swapper/019:32:170
3558359992312,6cyclictest0-21swapper/000:15:230
355835999231,18cyclictest0-21swapper/021:45:030
3558371992216,3cyclictest0-21swapper/321:15:263
3558367992215,5cyclictest311ktimers/222:00:122
3558367992214,5cyclictest311ktimers/222:35:122
3558367992214,5cyclictest311ktimers/222:35:122
3558362992215,4cyclictest0-21swapper/122:50:001
3558362992214,6cyclictest231ktimers/119:35:151
3558362992213,5cyclictest3654433-21uniq23:45:151
3558359992215,5cyclictest3562852-21sshd19:20:180
3558359992215,4cyclictest3580379-21fschecks_count20:10:180
3558359992215,3cyclictest0-21swapper/023:55:340
3558359992212,7cyclictest3647180-21basename23:25:010
355835999220,18cyclictest0-21swapper/021:13:410
3558371992115,3cyclictest0-21swapper/322:20:163
3558367992115,4cyclictest3583384-21kworker/u8:2+events_unbound20:27:472
355836799211,17cyclictest3657623-21taskset23:55:122
3558362992116,3cyclictest0-21swapper/100:30:011
3558362992114,4cyclictest36015722sleep121:10:191
3558359992110,6cyclictest3600408-21sed21:05:260
3558371992012,5cyclictest0-21swapper/322:40:143
3558367992012,6cyclictest311ktimers/220:30:152
3558371991913,3cyclictest0-21swapper/319:45:213
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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