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2026-07-20 - 07:43
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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 100 highest latencies:
System rack4slot1.osadl.org (updated Mon Jul 20, 2026 00:45:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2824121370,3sleep30-21swapper/321:45:023
2824121370,3sleep30-21swapper/321:45:023
2137821310,3sleep20-21swapper/220:46:092
2137821310,3sleep20-21swapper/220:46:092
2137821310,3sleep20-21swapper/220:46:092
3124321300,2chrt0-21swapper/219:46:092
3124321300,2chrt0-21swapper/219:46:092
524921230,2sleep2131rcu_preempt23:50:332
524921230,2sleep2131rcu_preempt23:50:332
1012221230,3sleep20-21swapper/220:16:112
1012221230,3sleep20-21swapper/220:16:112
1012221230,3sleep20-21swapper/220:16:112
2200721180,3chrt0-21swapper/223:32:452
2200721180,3chrt0-21swapper/223:32:452
2521821070,2chrt0-21swapper/320:56:153
2521821070,2chrt0-21swapper/320:56:153
2521821070,2chrt0-21swapper/320:56:153
42832970,2sleep30-21swapper/323:11:203
42832970,2sleep30-21swapper/323:11:203
42832970,2sleep30-21swapper/323:11:203
10132840,3sleep10-21swapper/119:51:141
10132840,3sleep10-21swapper/119:51:141
190452820,3sleep117577-21ls19:11:321
190452820,3sleep117577-21ls19:11:321
190452820,3sleep117577-21ls19:11:321
244522800,3chrt0-21swapper/122:18:441
244522800,3chrt0-21swapper/122:18:441
134922800,2sleep125850-21kworker/u8:721:26:191
134922800,2sleep125850-21kworker/u8:721:26:191
271112760,3sleep30-21swapper/321:01:173
271112760,3sleep30-21swapper/321:01:173
271112760,3sleep30-21swapper/321:01:173
251402740,3chrt12-21ksoftirqd/000:13:590
251402740,3chrt12-21ksoftirqd/000:13:590
251402740,3chrt12-21ksoftirqd/000:13:590
200822740,2sleep30-21swapper/321:35:223
200822740,2sleep30-21swapper/321:35:223
200822740,2sleep30-21swapper/321:35:223
129392740,2sleep10-21swapper/122:05:341
129392740,2sleep10-21swapper/122:05:341
129392740,2sleep10-21swapper/122:05:341
217522730,2sleep30-21swapper/319:21:103
217522730,2sleep30-21swapper/319:21:103
209282670,3sleep30-21swapper/323:31:213
209282670,3sleep30-21swapper/323:31:213
190372640,2sleep012-21ksoftirqd/019:11:270
190372640,2sleep012-21ksoftirqd/019:11:270
190372640,2sleep012-21ksoftirqd/019:11:270
258952600,3chrt0-21swapper/322:20:433
258952600,3chrt0-21swapper/322:20:433
215042600,3sleep00-21swapper/022:15:580
215042600,3sleep00-21swapper/022:15:580
117922600,5sleep30-21swapper/321:25:333
117922600,5sleep30-21swapper/321:25:333
117922600,5sleep30-21swapper/321:25:333
27302590,3sleep12714-21ssh22:31:101
27302590,3sleep12714-21ssh22:31:101
27302590,3sleep12714-21ssh22:31:101
138192590,3sleep30-21swapper/321:26:373
138192590,3sleep30-21swapper/321:26:373
34492570,4chrt0-21swapper/123:11:101
34492570,4chrt0-21swapper/123:11:101
316432570,2sleep30-21swapper/321:11:223
316432570,2sleep30-21swapper/321:11:223
179802570,3sleep30-21swapper/320:36:173
179802570,3sleep30-21swapper/320:36:173
121962570,3sleep10-21swapper/121:26:031
121962570,3sleep10-21swapper/121:26:031
121962570,3sleep10-21swapper/121:26:031
93112550,3chrt0-21swapper/300:33:353
93112550,3chrt0-21swapper/300:33:353
93112550,3chrt0-21swapper/300:33:353
182032540,1sleep0674-21snmpd22:49:350
182032540,1sleep0674-21snmpd22:49:350
182032540,1sleep0674-21snmpd22:49:350
116322540,3chrt0-21swapper/223:56:562
116322540,3chrt0-21swapper/223:56:562
116322540,3chrt0-21swapper/223:56:562
103992540,4sleep110397-21ssh23:56:111
103992540,4sleep110397-21ssh23:56:111
103992540,4sleep110397-21ssh23:56:111
148122530,2sleep30-21swapper/300:40:263
86742510,3chrt0-21swapper/023:16:430
86742510,3chrt0-21swapper/023:16:430
86742510,3chrt0-21swapper/023:16:430
299512510,4sleep30-21swapper/319:41:203
299512510,4sleep30-21swapper/319:41:203
299512510,4sleep30-21swapper/319:41:203
13362510,9sleep121-21ksoftirqd/122:29:261
13362510,9sleep121-21ksoftirqd/122:29:261
13362510,9sleep121-21ksoftirqd/122:29:261
227972500,3sleep20-21swapper/222:55:272
227972500,3sleep20-21swapper/222:55:272
227972500,3sleep20-21swapper/222:55:272
227972500,3sleep20-21swapper/222:55:272
121652500,3chrt0-21swapper/021:26:020
121652500,3chrt0-21swapper/021:26:020
121652500,3chrt0-21swapper/021:26:020
318472490,4sleep00-21swapper/023:06:100
84672480,3sleep20-21swapper/200:32:012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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