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2026-06-29 - 10:57
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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 376 highest latencies:
System rack4slot4.osadl.org (updated Mon Jun 29, 2026 00:44:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71510rcu_preempt0-21swapper/121:46:061
71510rcu_preempt0-21swapper/121:46:061
71510rcu_preempt0-21swapper/121:46:061
71480rcu_preempt0-21swapper/019:48:000
71480rcu_preempt0-21swapper/019:48:000
71480rcu_preempt0-21swapper/019:48:000
46050460irq/122-QManpo8802-210
46050460irq/122-QManpo8802-210
46050460irq/122-QManpo8802-210
509994415cyclictest0-21swapper/200:24:432
509994415cyclictest0-21swapper/200:24:432
509994415cyclictest0-21swapper/200:24:432
46650440irq/116-QManpo32692-2110:48:553
46650440irq/116-QManpo32692-2110:48:553
50999433cyclictest0-21swapper/222:07:052
50999433cyclictest0-21swapper/222:07:052
50999433cyclictest0-21swapper/221:49:102
50999433cyclictest0-21swapper/221:49:102
50999432cyclictest4250-21/usr/sbin/munin19:28:572
50999432cyclictest4250-21/usr/sbin/munin19:28:572
509994319cyclictest25691-21ssh23:03:152
509994319cyclictest25691-21ssh23:03:152
509994318cyclictest0-21swapper/222:34:012
509994318cyclictest0-21swapper/222:34:012
509994318cyclictest0-21swapper/222:34:012
509994317cyclictest16841-21sendmail-msp21:47:042
509994317cyclictest16841-21sendmail-msp21:47:042
509994317cyclictest16841-21sendmail-msp21:47:042
46050430irq/122-QManpo32451-210
46050430irq/122-QManpo32451-210
50999426cyclictest0-21swapper/220:22:562
50999426cyclictest0-21swapper/220:22:562
50999424cyclictest0-21swapper/222:17:042
50999424cyclictest0-21swapper/222:17:042
50999424cyclictest0-21swapper/222:17:042
50999424cyclictest0-21swapper/220:09:042
50999424cyclictest0-21swapper/220:09:042
50999424cyclictest0-21swapper/220:09:042
50999423cyclictest0-21swapper/223:39:062
50999423cyclictest0-21swapper/223:39:062
50999423cyclictest0-21swapper/219:38:512
50999423cyclictest0-21swapper/219:38:512
50999423cyclictest0-21swapper/219:38:512
50999421cyclictest0-21swapper/223:33:592
50999421cyclictest0-21swapper/223:33:592
50999421cyclictest0-21swapper/223:33:592
509994218cyclictest0-21swapper/222:45:452
509994218cyclictest0-21swapper/222:45:452
509994218cyclictest0-21swapper/222:45:452
509994217cyclictest0-21swapper/223:54:002
509994217cyclictest0-21swapper/223:54:002
509994217cyclictest0-21swapper/223:54:002
509994217cyclictest0-21swapper/223:22:472
509994217cyclictest0-21swapper/223:22:472
509994217cyclictest0-21swapper/223:22:472
71410rcu_preempt28456-1kworker/0:2H00:30:120
71410rcu_preempt28456-1kworker/0:2H00:30:120
71410rcu_preempt20060-21sh21:49:020
71410rcu_preempt20060-21sh21:49:020
71410rcu_preempt12957-21cat22:38:420
71410rcu_preempt12957-21cat22:38:420
71410rcu_preempt12957-21cat22:38:420
71410rcu_preempt0-21swapper/321:59:593
71410rcu_preempt0-21swapper/321:59:593
71410rcu_preempt0-21swapper/021:46:210
71410rcu_preempt0-21swapper/021:46:210
71410rcu_preempt0-21swapper/021:46:210
50999414cyclictest0-21swapper/223:14:122
50999414cyclictest0-21swapper/223:14:122
50999414cyclictest0-21swapper/222:43:222
50999414cyclictest0-21swapper/222:43:222
50999413cyclictest0-21swapper/223:51:242
50999413cyclictest0-21swapper/223:51:242
50999413cyclictest0-21swapper/223:51:242
50999413cyclictest0-21swapper/223:09:202
50999413cyclictest0-21swapper/223:09:202
50999413cyclictest0-21swapper/222:54:542
50999413cyclictest0-21swapper/222:54:542
50999413cyclictest0-21swapper/222:54:542
50999413cyclictest0-21swapper/219:54:012
50999413cyclictest0-21swapper/219:54:012
509994117cyclictest0-21swapper/200:37:382
509994117cyclictest0-21swapper/200:37:382
509994117cyclictest0-21swapper/200:37:382
509994117cyclictest0-21swapper/200:37:382
46250410irq/120-QManpo32698-2110:48:551
46250410irq/120-QManpo32698-2110:48:551
46050410irq/122-QManpo30503-2110:48:550
46050410irq/122-QManpo30503-2110:48:550
46050410irq/122-QManpo30503-2110:48:550
46050410irq/122-QManpo30503-2110:48:550
46050410irq/122-QManpo18074-2110:48:550
46050410irq/122-QManpo18074-2110:48:550
46050410irq/122-QManpo18074-2110:48:550
71400rcu_preempt884-21diskmemload23:31:073
71400rcu_preempt884-21diskmemload23:31:073
71400rcu_preempt3588-21sh00:22:511
71400rcu_preempt3588-21sh00:22:511
71400rcu_preempt0-21swapper/323:47:433
71400rcu_preempt0-21swapper/323:47:433
71400rcu_preempt0-21swapper/323:47:433
71400rcu_preempt0-21swapper/200:32:582
71400rcu_preempt0-21swapper/200:32:582
71400rcu_preempt0-21swapper/023:12:560
71400rcu_preempt0-21swapper/023:12:560
50999403cyclictest0-21swapper/223:46:592
50999403cyclictest0-21swapper/223:46:592
50999403cyclictest0-21swapper/223:46:592
50999403cyclictest0-21swapper/222:53:112
50999403cyclictest0-21swapper/222:53:112
50999403cyclictest0-21swapper/222:53:112
50999403cyclictest0-21swapper/220:37:282
50999403cyclictest0-21swapper/220:37:282
50999403cyclictest0-21swapper/200:41:512
50999403cyclictest0-21swapper/200:41:512
50999403cyclictest0-21swapper/200:41:512
50999403cyclictest0-21swapper/200:18:532
50999403cyclictest0-21swapper/200:18:532
509994018cyclictest0-21swapper/223:25:002
509994018cyclictest0-21swapper/223:25:002
509994018cyclictest0-21swapper/223:25:002
509994018cyclictest0-21swapper/223:25:002
71390rcu_preempt8289-1kworker/1:3H23:45:481
71390rcu_preempt8289-1kworker/1:3H23:45:481
71390rcu_preempt8289-1kworker/1:3H23:45:481
71390rcu_preempt0-21swapper/023:49:430
71390rcu_preempt0-21swapper/023:49:430
71390rcu_preempt0-21swapper/023:49:430
71390rcu_preempt0-21swapper/021:28:160
71390rcu_preempt0-21swapper/021:28:160
71390rcu_preempt0-21swapper/019:26:540
71390rcu_preempt0-21swapper/019:26:540
71390rcu_preempt0-21swapper/019:26:540
50999393cyclictest0-21swapper/223:31:502
50999393cyclictest0-21swapper/223:31:502
50999393cyclictest0-21swapper/222:29:562
50999393cyclictest0-21swapper/222:29:562
50999393cyclictest0-21swapper/222:29:562
50999393cyclictest0-21swapper/200:05:282
50999393cyclictest0-21swapper/200:05:282
50999391cyclictest26068-21taskset20:45:042
50999391cyclictest26068-21taskset20:45:042
50999391cyclictest26068-21taskset20:45:042
99750380irq/38-i2c-mpc15152-21ssh22:42:420
99750380irq/38-i2c-mpc15152-21ssh22:42:420
71380rcu_preempt0-21swapper/322:48:373
71380rcu_preempt0-21swapper/322:48:373
71380rcu_preempt0-21swapper/322:48:373
71380rcu_preempt0-21swapper/023:31:300
71380rcu_preempt0-21swapper/023:31:300
71380rcu_preempt0-21swapper/022:01:490
71380rcu_preempt0-21swapper/022:01:490
71380rcu_preempt0-21swapper/020:43:560
71380rcu_preempt0-21swapper/020:43:560
71380rcu_preempt0-21swapper/020:43:560
71380rcu_preempt0-21swapper/020:05:160
71380rcu_preempt0-21swapper/020:05:160
71380rcu_preempt0-21swapper/020:05:160
71380rcu_preempt0-21swapper/000:34:400
71380rcu_preempt0-21swapper/000:34:400
71380rcu_preempt0-21swapper/000:34:400
71380rcu_preempt0-21swapper/000:34:400
46050380irq/122-QManpo8287-2110:48:550
46050380irq/122-QManpo8287-2110:48:550
46050380irq/122-QManpo30534-2110:48:550
46050380irq/122-QManpo30534-2110:48:550
46050380irq/122-QManpo30534-2110:48:550
46050380irq/122-QManpo10041-2110:48:550
46050380irq/122-QManpo10041-2110:48:550
46050380irq/122-QManpo10041-2110:48:550
71370rcu_preempt707-1kworker/3:3H21:20:023
71370rcu_preempt707-1kworker/3:3H21:20:023
71370rcu_preempt707-1kworker/3:3H21:20:023
71370rcu_preempt478-21cyclictest21:34:150
71370rcu_preempt478-21cyclictest21:34:150
71370rcu_preempt29866-1kworker/1:0H22:13:531
71370rcu_preempt29866-1kworker/1:0H22:13:531
71370rcu_preempt29866-1kworker/1:0H22:13:531
71370rcu_preempt29077-21ssh00:09:400
71370rcu_preempt29077-21ssh00:09:400
71370rcu_preempt24540-21sh21:58:310
71370rcu_preempt24540-21sh21:58:310
71370rcu_preempt24540-21sh21:58:310
71370rcu_preempt16181-21head20:09:060
71370rcu_preempt16181-21head20:09:060
71370rcu_preempt16181-21head20:09:060
71370rcu_preempt13459-21kworker/0:000:26:250
71370rcu_preempt13459-21kworker/0:000:26:250
71370rcu_preempt13459-21kworker/0:000:26:250
71370rcu_preempt0-21swapper/322:41:143
71370rcu_preempt0-21swapper/322:41:143
71370rcu_preempt0-21swapper/200:14:032
71370rcu_preempt0-21swapper/200:14:032
71370rcu_preempt0-21swapper/200:14:032
71370rcu_preempt0-21swapper/122:33:061
71370rcu_preempt0-21swapper/122:33:061
71370rcu_preempt0-21swapper/122:33:061
71370rcu_preempt0-21swapper/122:04:531
71370rcu_preempt0-21swapper/122:04:531
71370rcu_preempt0-21swapper/121:54:491
71370rcu_preempt0-21swapper/121:54:491
71370rcu_preempt0-21swapper/121:54:491
71370rcu_preempt0-21swapper/121:17:241
71370rcu_preempt0-21swapper/121:17:241
71370rcu_preempt0-21swapper/121:17:241
71370rcu_preempt0-21swapper/120:47:201
71370rcu_preempt0-21swapper/120:47:201
71370rcu_preempt0-21swapper/120:47:201
71370rcu_preempt0-21swapper/100:41:051
71370rcu_preempt0-21swapper/100:41:051
71370rcu_preempt0-21swapper/100:41:051
71370rcu_preempt0-21swapper/023:42:070
71370rcu_preempt0-21swapper/023:42:070
71370rcu_preempt0-21swapper/023:02:120
71370rcu_preempt0-21swapper/023:02:120
71370rcu_preempt0-21swapper/022:24:110
71370rcu_preempt0-21swapper/022:24:110
71370rcu_preempt0-21swapper/022:24:110
71370rcu_preempt0-21swapper/022:22:250
71370rcu_preempt0-21swapper/022:22:250
71370rcu_preempt0-21swapper/022:22:250
71370rcu_preempt0-21swapper/021:17:060
71370rcu_preempt0-21swapper/021:17:060
71370rcu_preempt0-21swapper/021:17:060
71370rcu_preempt0-21swapper/020:49:050
71370rcu_preempt0-21swapper/020:49:050
50999373cyclictest0-21swapper/221:39:052
50999373cyclictest0-21swapper/221:39:052
50999373cyclictest0-21swapper/221:39:052
46050370irq/122-QManpo4621-2110:48:550
46050370irq/122-QManpo4621-2110:48:550
46050370irq/122-QManpo4621-2110:48:550
46050370irq/122-QManpo4621-2110:48:550
46050370irq/122-QManpo30606-2110:48:550
46050370irq/122-QManpo30606-2110:48:550
46050370irq/122-QManpo30606-2110:48:550
46050370irq/122-QManpo23682-2110:48:550
46050370irq/122-QManpo23682-2110:48:550
46050370irq/122-QManpo23682-2110:48:550
46050370irq/122-QManpo21164-2110:48:550
46050370irq/122-QManpo21164-2110:48:550
46050370irq/122-QManpo16751-2110:48:550
46050370irq/122-QManpo16751-2110:48:550
46050370irq/122-QManpo13849-2110:48:550
46050370irq/122-QManpo13849-2110:48:550
46050370irq/122-QManpo0-210
46050370irq/122-QManpo0-210
46050370irq/122-QManpo0-210
46050370irq/122-QManpo0-210
46050370irq/122-QManpo0-210
46050370irq/122-QManpo0-210
71360rcu_preempt8440-1sh23:30:021
71360rcu_preempt8440-1sh23:30:021
71360rcu_preempt4727-1kworker/2:2H22:25:522
71360rcu_preempt4727-1kworker/2:2H22:25:522
71360rcu_preempt4727-1kworker/2:2H22:25:522
71360rcu_preempt4476-21sendmail-msp23:44:090
71360rcu_preempt4476-21sendmail-msp23:44:090
71360rcu_preempt4476-21sendmail-msp23:44:090
71360rcu_preempt16717-21date20:13:431
71360rcu_preempt16717-21date20:13:431
71360rcu_preempt16717-21date20:13:431
71360rcu_preempt0-21swapper/322:48:573
71360rcu_preempt0-21swapper/322:48:573
71360rcu_preempt0-21swapper/322:48:573
71360rcu_preempt0-21swapper/320:09:333
71360rcu_preempt0-21swapper/320:09:333
71360rcu_preempt0-21swapper/320:09:333
71360rcu_preempt0-21swapper/123:53:121
71360rcu_preempt0-21swapper/123:53:121
71360rcu_preempt0-21swapper/123:53:121
71360rcu_preempt0-21swapper/123:41:391
71360rcu_preempt0-21swapper/123:41:391
71360rcu_preempt0-21swapper/122:23:051
71360rcu_preempt0-21swapper/122:23:051
71360rcu_preempt0-21swapper/122:23:051
71360rcu_preempt0-21swapper/121:59:251
71360rcu_preempt0-21swapper/121:59:251
71360rcu_preempt0-21swapper/119:56:501
71360rcu_preempt0-21swapper/119:56:501
71360rcu_preempt0-21swapper/119:45:381
71360rcu_preempt0-21swapper/119:45:381
71360rcu_preempt0-21swapper/119:45:381
71360rcu_preempt0-21swapper/023:55:220
71360rcu_preempt0-21swapper/023:55:220
71360rcu_preempt0-21swapper/023:55:220
71360rcu_preempt0-21swapper/023:04:480
71360rcu_preempt0-21swapper/023:04:480
71360rcu_preempt0-21swapper/023:04:480
71360rcu_preempt0-21swapper/022:18:350
71360rcu_preempt0-21swapper/022:18:350
71360rcu_preempt0-21swapper/022:18:350
71360rcu_preempt0-21swapper/021:39:590
71360rcu_preempt0-21swapper/021:39:590
71360rcu_preempt0-21swapper/021:39:590
71360rcu_preempt0-21swapper/020:24:300
71360rcu_preempt0-21swapper/020:24:300
71360rcu_preempt0-21swapper/020:01:310
71360rcu_preempt0-21swapper/020:01:310
71360rcu_preempt0-21swapper/019:37:370
71360rcu_preempt0-21swapper/019:37:370
71360rcu_preempt0-21swapper/019:37:370
46050360irq/122-QManpo7741-2110:48:550
46050360irq/122-QManpo7741-2110:48:550
46050360irq/122-QManpo7741-2110:48:550
46050360irq/122-QManpo4622-2110:48:550
46050360irq/122-QManpo4250-210
46050360irq/122-QManpo4250-210
46050360irq/122-QManpo32459-2110:48:550
46050360irq/122-QManpo32459-2110:48:550
46050360irq/122-QManpo32459-2110:48:550
46050360irq/122-QManpo27825-2110:48:550
46050360irq/122-QManpo27825-2110:48:550
46050360irq/122-QManpo26015-2110:48:550
46050360irq/122-QManpo26015-2110:48:550
46050360irq/122-QManpo0-210
46050360irq/122-QManpo0-210
46050360irq/122-QManpo0-210
46050360irq/122-QManpo0-210
46050360irq/122-QManpo0-210
46050360irq/122-QManpo0-210
71350rcu_preempt5231-1kworker/1:3H00:31:431
71350rcu_preempt5231-1kworker/1:3H00:31:431
71350rcu_preempt0-21swapper/321:45:413
71350rcu_preempt0-21swapper/321:45:413
71350rcu_preempt0-21swapper/321:45:413
71350rcu_preempt0-21swapper/222:13:002
71350rcu_preempt0-21swapper/222:13:002
71350rcu_preempt0-21swapper/222:13:002
71350rcu_preempt0-21swapper/222:13:002
71350rcu_preempt0-21swapper/221:58:172
71350rcu_preempt0-21swapper/221:58:172
71350rcu_preempt0-21swapper/221:58:172
71350rcu_preempt0-21swapper/221:31:242
71350rcu_preempt0-21swapper/221:31:242
71350rcu_preempt0-21swapper/221:31:242
71350rcu_preempt0-21swapper/220:31:542
71350rcu_preempt0-21swapper/220:31:542
71350rcu_preempt0-21swapper/220:25:072
71350rcu_preempt0-21swapper/220:25:072
71350rcu_preempt0-21swapper/219:45:412
71350rcu_preempt0-21swapper/219:45:412
71350rcu_preempt0-21swapper/219:45:412
71350rcu_preempt0-21swapper/123:55:411
71350rcu_preempt0-21swapper/123:55:411
71350rcu_preempt0-21swapper/123:55:411
71350rcu_preempt0-21swapper/123:10:181
71350rcu_preempt0-21swapper/123:10:181
71350rcu_preempt0-21swapper/123:06:211
71350rcu_preempt0-21swapper/123:06:211
71350rcu_preempt0-21swapper/123:06:211
71350rcu_preempt0-21swapper/122:58:481
71350rcu_preempt0-21swapper/122:58:481
71350rcu_preempt0-21swapper/122:50:131
71350rcu_preempt0-21swapper/122:50:131
71350rcu_preempt0-21swapper/122:50:131
71350rcu_preempt0-21swapper/122:48:201
71350rcu_preempt0-21swapper/122:48:201
71350rcu_preempt0-21swapper/122:48:201
71350rcu_preempt0-21swapper/122:11:021
71350rcu_preempt0-21swapper/122:11:021
71350rcu_preempt0-21swapper/122:11:021
71350rcu_preempt0-21swapper/122:11:021
71350rcu_preempt0-21swapper/100:36:191
71350rcu_preempt0-21swapper/100:36:191
71350rcu_preempt0-21swapper/100:36:191
71350rcu_preempt0-21swapper/100:36:191
71350rcu_preempt0-21swapper/100:24:381
71350rcu_preempt0-21swapper/100:24:381
71350rcu_preempt0-21swapper/100:24:381
71350rcu_preempt0-21swapper/100:11:131
71350rcu_preempt0-21swapper/100:11:131
71350rcu_preempt0-21swapper/023:21:280
71350rcu_preempt0-21swapper/023:21:280
71350rcu_preempt0-21swapper/023:16:240
71350rcu_preempt0-21swapper/023:16:240
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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