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2026-05-08 - 06:23
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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 Fri May 08, 2026 00:44:08)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71640rcu_preempt0-21swapper/323:13:103
71640rcu_preempt0-21swapper/323:13:103
71640rcu_preempt0-21swapper/323:13:103
71640rcu_preempt0-21swapper/223:05:472
71640rcu_preempt0-21swapper/223:05:472
71640rcu_preempt0-21swapper/223:05:472
156072610chrt46250irq/120-QMan10:48:551
156072610chrt46250irq/120-QMan10:48:551
71570rcu_preempt0-21swapper/322:07:473
71570rcu_preempt0-21swapper/322:07:473
71570rcu_preempt0-21swapper/322:07:473
46650560irq/116-QManpo21455-2110:48:553
46650560irq/116-QManpo21455-2110:48:553
22836995418cyclictest9923-21memory00:33:070
22836995418cyclictest9923-21memory00:33:070
2283699533cyclictest0-21swapper/019:37:560
2283699533cyclictest0-21swapper/019:37:560
71520rcu_preempt0-21swapper/322:23:063
71520rcu_preempt0-21swapper/322:23:063
71520rcu_preempt0-21swapper/321:34:403
71520rcu_preempt0-21swapper/321:34:403
2283699524cyclictest0-21swapper/019:29:470
2283699524cyclictest0-21swapper/019:29:470
2283699523cyclictest0-21swapper/022:24:290
2283699523cyclictest0-21swapper/022:24:290
2283699523cyclictest0-21swapper/021:23:110
2283699523cyclictest0-21swapper/021:23:110
2283699523cyclictest0-21swapper/021:23:110
71510rcu_preempt0-21swapper/323:26:263
71510rcu_preempt0-21swapper/323:26:263
71510rcu_preempt0-21swapper/323:26:263
71510rcu_preempt0-21swapper/323:11:263
71510rcu_preempt0-21swapper/323:11:263
2283699514cyclictest0-21swapper/023:18:090
2283699514cyclictest0-21swapper/023:18:090
2283699513cyclictest0-21swapper/023:41:120
2283699513cyclictest0-21swapper/023:41:120
2283699513cyclictest0-21swapper/023:41:120
2283699513cyclictest0-21swapper/023:11:390
2283699513cyclictest0-21swapper/023:11:390
2283699513cyclictest0-21swapper/021:47:070
2283699513cyclictest0-21swapper/021:47:070
22836995118cyclictest32388-21seq23:13:360
22836995118cyclictest32388-21seq23:13:360
22836995118cyclictest32388-21seq23:13:360
22836995115cyclictest24849-21/usr/sbin/munin20:53:030
22836995115cyclictest24849-21/usr/sbin/munin20:53:030
22836995115cyclictest24849-21/usr/sbin/munin20:53:030
22836995115cyclictest21438-21users19:23:200
22836995115cyclictest21438-21users19:23:200
2283699503cyclictest25499-21munin-run22:02:450
2283699503cyclictest25499-21munin-run22:02:450
2283699503cyclictest25499-21munin-run22:02:450
2283699503cyclictest0-21swapper/022:54:020
2283699503cyclictest0-21swapper/022:54:020
2283699503cyclictest0-21swapper/022:43:410
2283699503cyclictest0-21swapper/022:43:410
2283699503cyclictest0-21swapper/022:43:410
2283699503cyclictest0-21swapper/021:54:270
2283699503cyclictest0-21swapper/021:54:270
2283699503cyclictest0-21swapper/021:52:130
2283699503cyclictest0-21swapper/021:52:130
2283699503cyclictest0-21swapper/000:23:250
2283699503cyclictest0-21swapper/000:23:250
22836995020cyclictest0-21swapper/023:04:550
22836995020cyclictest0-21swapper/023:04:550
22836995020cyclictest0-21swapper/023:04:550
2283699501cyclictest23392-21diskstats22:58:020
2283699501cyclictest23392-21diskstats22:58:020
2283699501cyclictest23392-21diskstats22:58:020
22836995019cyclictest0-21swapper/022:35:080
22836995019cyclictest0-21swapper/022:35:080
22836995017cyclictest0-21swapper/023:56:110
22836995017cyclictest0-21swapper/023:56:110
22836995016cyclictest4961-21memory23:23:060
22836995016cyclictest4961-21memory23:23:060
22836995016cyclictest4961-21memory23:23:060
46050490irq/122-QManpo21854-2110:48:550
46050490irq/122-QManpo21854-2110:48:550
2283699494cyclictest0-21swapper/020:28:120
2283699494cyclictest0-21swapper/020:28:120
2283699493cyclictest0-21swapper/023:45:540
2283699493cyclictest0-21swapper/023:45:540
2283699493cyclictest0-21swapper/023:31:400
2283699493cyclictest0-21swapper/023:31:400
2283699493cyclictest0-21swapper/023:31:400
2283699493cyclictest0-21swapper/022:06:050
2283699493cyclictest0-21swapper/022:06:050
2283699493cyclictest0-21swapper/022:06:050
2283699493cyclictest0-21swapper/021:33:220
2283699493cyclictest0-21swapper/021:33:220
2283699493cyclictest0-21swapper/021:30:400
2283699493cyclictest0-21swapper/021:30:400
2283699493cyclictest0-21swapper/021:30:400
2283699493cyclictest0-21swapper/021:07:450
2283699493cyclictest0-21swapper/021:07:450
2283699493cyclictest0-21swapper/021:07:450
2283699492cyclictest24302-1kworker/0:3H23:59:420
2283699492cyclictest24302-1kworker/0:3H23:59:420
2283699492cyclictest18692-21users22:48:150
2283699492cyclictest18692-21users22:48:150
2283699492cyclictest16816-21irqstats20:23:020
2283699492cyclictest16816-21irqstats20:23:020
22836994918cyclictest0-21swapper/022:12:080
22836994918cyclictest0-21swapper/022:12:080
22836994918cyclictest0-21swapper/022:12:080
22836994917cyclictest0-21swapper/020:42:570
22836994917cyclictest0-21swapper/020:42:570
22836994917cyclictest0-21swapper/020:42:570
22836994916cyclictest4098-21cat00:22:480
22836994916cyclictest4098-21cat00:22:480
22836994916cyclictest14948-21latency_hist22:42:460
22836994916cyclictest14948-21latency_hist22:42:460
2283699483cyclictest0-21swapper/022:14:050
2283699483cyclictest0-21swapper/022:14:050
2283699483cyclictest0-21swapper/022:14:050
2283699483cyclictest0-21swapper/000:13:090
2283699483cyclictest0-21swapper/000:13:090
2283699482cyclictest9926-21df23:32:590
2283699482cyclictest9926-21df23:32:590
2283699482cyclictest9926-21df23:32:590
2283699482cyclictest9926-21df23:32:590
2283699482cyclictest7007-21df_inode19:48:000
2283699482cyclictest7007-21df_inode19:48:000
22836994816cyclictest0-21swapper/022:30:360
22836994816cyclictest0-21swapper/022:30:360
22836994816cyclictest0-21swapper/022:30:360
22836994815cyclictest0-21swapper/000:29:590
22836994815cyclictest0-21swapper/000:29:590
22836994815cyclictest0-21swapper/000:29:590
2283699473cyclictest0-21swapper/019:32:580
2283699473cyclictest0-21swapper/019:32:580
2283699473cyclictest0-21swapper/019:32:580
71460rcu_preempt13764-21Run19:21:291
71460rcu_preempt13764-21Run19:21:291
71460rcu_preempt0-21swapper/223:42:592
71460rcu_preempt0-21swapper/223:42:592
46450460irq/118-QManpo20953-2110:48:552
46450460irq/118-QManpo20953-2110:48:552
2283699464cyclictest0-21swapper/021:41:350
2283699464cyclictest0-21swapper/021:41:350
2283699463cyclictest0-21swapper/000:08:590
2283699463cyclictest0-21swapper/000:08:590
2283699463cyclictest0-21swapper/000:08:590
2283699462cyclictest0-21swapper/020:47:560
2283699462cyclictest0-21swapper/020:47:560
71450rcu_preempt23116-21apt22:57:552
71450rcu_preempt23116-21apt22:57:552
71450rcu_preempt23116-21apt22:57:552
2283699452cyclictest31913-21ssh21:14:310
2283699452cyclictest31913-21ssh21:14:310
2283699451cyclictest29088-21aten_r4power_po21:07:570
2283699451cyclictest29088-21aten_r4power_po21:07:570
71440rcu_preempt1773-21rs:main1
71440rcu_preempt1773-21rs:main1
71440rcu_preempt1773-21rs:main1
71440rcu_preempt0-21swapper/119:29:101
71440rcu_preempt0-21swapper/119:29:101
2283699443cyclictest0-21swapper/023:49:020
2283699443cyclictest0-21swapper/023:49:020
2283699443cyclictest0-21swapper/023:49:020
2283699433cyclictest0-21swapper/000:40:300
2283699433cyclictest0-21swapper/000:40:300
2283699433cyclictest0-21swapper/000:40:300
22836994315cyclictest0-21swapper/020:12:440
22836994315cyclictest0-21swapper/020:12:440
71420rcu_preempt32541-21spawn19:21:532
71420rcu_preempt32541-21spawn19:21:532
71410rcu_preempt0-21swapper/119:24:371
71410rcu_preempt0-21swapper/119:24:371
71400rcu_preempt21459-1kworker/2:3H19:31:112
71400rcu_preempt21459-1kworker/2:3H19:31:112
71400rcu_preempt20955-21fstime19:08:461
71400rcu_preempt20955-21fstime19:08:461
71400rcu_preempt10820-1kworker/2:1H20:02:592
71400rcu_preempt10820-1kworker/2:1H20:02:592
71400rcu_preempt10820-1kworker/2:1H20:02:592
71400rcu_preempt0-21swapper/123:20:351
71400rcu_preempt0-21swapper/123:20:351
71390rcu_preempt5265-21sh00:23:391
71390rcu_preempt5265-21sh00:23:391
71390rcu_preempt412-21khungtaskd23:37:391
71390rcu_preempt412-21khungtaskd23:37:391
71390rcu_preempt412-21khungtaskd23:37:391
71390rcu_preempt412-21khungtaskd23:37:391
71390rcu_preempt15668-21spawn19:20:590
71390rcu_preempt15668-21spawn19:20:590
71390rcu_preempt0-21swapper/123:29:591
71390rcu_preempt0-21swapper/123:29:591
71390rcu_preempt0-21swapper/123:29:591
71380rcu_preempt6048-21sh23:24:581
71380rcu_preempt6048-21sh23:24:581
71380rcu_preempt6048-21sh23:24:581
71380rcu_preempt5347-1kworker/1:2H22:28:441
71380rcu_preempt5347-1kworker/1:2H22:28:441
71380rcu_preempt5347-1kworker/1:2H22:28:441
71380rcu_preempt0-21swapper/319:21:173
71380rcu_preempt0-21swapper/319:21:173
71380rcu_preempt0-21swapper/222:04:032
71380rcu_preempt0-21swapper/222:04:032
71380rcu_preempt0-21swapper/222:04:032
71380rcu_preempt0-21swapper/221:07:502
71380rcu_preempt0-21swapper/221:07:502
71380rcu_preempt0-21swapper/221:07:502
71370rcu_preempt30482-21sh00:11:532
71370rcu_preempt30482-21sh00:11:532
71370rcu_preempt30482-21sh00:11:532
71370rcu_preempt25496-21sendmail-msp00:16:321
71370rcu_preempt25496-21sendmail-msp00:16:321
71370rcu_preempt14588-21sendmail-msp21:49:411
71370rcu_preempt14588-21sendmail-msp21:49:411
71370rcu_preempt0-21swapper/223:22:212
71370rcu_preempt0-21swapper/223:22:212
71370rcu_preempt0-21swapper/223:10:382
71370rcu_preempt0-21swapper/223:10:382
71370rcu_preempt0-21swapper/222:53:452
71370rcu_preempt0-21swapper/222:53:452
71370rcu_preempt0-21swapper/222:32:562
71370rcu_preempt0-21swapper/222:32:562
71370rcu_preempt0-21swapper/221:50:592
71370rcu_preempt0-21swapper/221:50:592
71370rcu_preempt0-21swapper/123:04:381
71370rcu_preempt0-21swapper/123:04:381
71370rcu_preempt0-21swapper/123:04:381
71370rcu_preempt0-21swapper/122:44:441
71370rcu_preempt0-21swapper/122:44:441
71370rcu_preempt0-21swapper/122:44:441
71370rcu_preempt0-21swapper/122:08:471
71370rcu_preempt0-21swapper/122:08:471
71370rcu_preempt0-21swapper/122:08:471
71370rcu_preempt0-21swapper/121:32:561
71370rcu_preempt0-21swapper/121:32:561
71370rcu_preempt0-21swapper/121:23:321
71370rcu_preempt0-21swapper/121:23:321
71370rcu_preempt0-21swapper/121:23:321
71370rcu_preempt0-21swapper/020:06:510
71370rcu_preempt0-21swapper/020:06:510
71370rcu_preempt0-21swapper/020:06:510
71370rcu_preempt0-21swapper/000:05:180
71370rcu_preempt0-21swapper/000:05:180
71370rcu_preempt0-21swapper/000:05:180
71360rcu_preempt24482-21sh22:00:082
71360rcu_preempt24482-21sh22:00:082
71360rcu_preempt24482-21sh22:00:082
71360rcu_preempt21925-21sendmail-msp20:49:281
71360rcu_preempt21925-21sendmail-msp20:49:281
71360rcu_preempt16508-21seq20:22:521
71360rcu_preempt16508-21seq20:22:521
71360rcu_preempt0-21swapper/222:16:212
71360rcu_preempt0-21swapper/222:16:212
71360rcu_preempt0-21swapper/222:16:212
71360rcu_preempt0-21swapper/221:33:172
71360rcu_preempt0-21swapper/221:33:172
71360rcu_preempt0-21swapper/200:26:092
71360rcu_preempt0-21swapper/200:26:092
71360rcu_preempt0-21swapper/123:42:231
71360rcu_preempt0-21swapper/123:42:231
71360rcu_preempt0-21swapper/123:42:231
71360rcu_preempt0-21swapper/123:11:421
71360rcu_preempt0-21swapper/123:11:421
71360rcu_preempt0-21swapper/122:24:291
71360rcu_preempt0-21swapper/122:24:291
71360rcu_preempt0-21swapper/100:05:011
71360rcu_preempt0-21swapper/100:05:011
71360rcu_preempt0-21swapper/100:05:011
71360rcu_preempt0-21swapper/022:18:510
71360rcu_preempt0-21swapper/022:18:510
71360rcu_preempt0-21swapper/021:02:150
71360rcu_preempt0-21swapper/021:02:150
71360rcu_preempt0-21swapper/021:02:150
46050360irq/122-QManpo16461-2110:48:550
46050360irq/122-QManpo16461-2110:48:550
71350rcu_preempt8407-21ssh22:30:012
71350rcu_preempt8407-21ssh22:30:012
71350rcu_preempt8407-21ssh22:30:012
71350rcu_preempt28651-21ssh22:08:032
71350rcu_preempt28651-21ssh22:08:032
71350rcu_preempt28651-21ssh22:08:032
71350rcu_preempt27674-21sh22:06:201
71350rcu_preempt27674-21sh22:06:201
71350rcu_preempt27674-21sh22:06:201
71350rcu_preempt22617-21sh23:57:291
71350rcu_preempt22617-21sh23:57:291
71350rcu_preempt0-21swapper/223:36:502
71350rcu_preempt0-21swapper/223:36:502
71350rcu_preempt0-21swapper/223:36:502
71350rcu_preempt0-21swapper/223:36:502
71350rcu_preempt0-21swapper/223:25:252
71350rcu_preempt0-21swapper/223:25:252
71350rcu_preempt0-21swapper/223:25:252
71350rcu_preempt0-21swapper/222:51:542
71350rcu_preempt0-21swapper/222:51:542
71350rcu_preempt0-21swapper/222:17:572
71350rcu_preempt0-21swapper/222:17:572
71350rcu_preempt0-21swapper/220:43:262
71350rcu_preempt0-21swapper/220:43:262
71350rcu_preempt0-21swapper/220:43:262
71350rcu_preempt0-21swapper/220:15:352
71350rcu_preempt0-21swapper/220:15:352
71350rcu_preempt0-21swapper/200:07:122
71350rcu_preempt0-21swapper/200:07:122
71350rcu_preempt0-21swapper/200:07:122
71350rcu_preempt0-21swapper/123:49:101
71350rcu_preempt0-21swapper/123:49:101
71350rcu_preempt0-21swapper/123:49:101
71350rcu_preempt0-21swapper/119:51:491
71350rcu_preempt0-21swapper/119:51:491
71350rcu_preempt0-21swapper/100:28:191
71350rcu_preempt0-21swapper/100:28:191
71350rcu_preempt0-21swapper/100:28:191
71340rcu_preempt0-21swapper/222:24:282
71340rcu_preempt0-21swapper/222:24:282
71340rcu_preempt0-21swapper/221:54:342
71340rcu_preempt0-21swapper/221:54:342
71340rcu_preempt0-21swapper/221:45:492
71340rcu_preempt0-21swapper/221:45:492
71340rcu_preempt0-21swapper/219:49:592
71340rcu_preempt0-21swapper/219:49:592
71340rcu_preempt0-21swapper/200:42:372
71340rcu_preempt0-21swapper/200:42:372
71340rcu_preempt0-21swapper/200:42:372
71340rcu_preempt0-21swapper/200:36:012
71340rcu_preempt0-21swapper/200:36:012
71340rcu_preempt0-21swapper/200:29:162
71340rcu_preempt0-21swapper/200:29:162
71340rcu_preempt0-21swapper/200:29:162
71340rcu_preempt0-21swapper/123:01:541
71340rcu_preempt0-21swapper/123:01:541
71340rcu_preempt0-21swapper/123:01:541
71340rcu_preempt0-21swapper/122:57:491
71340rcu_preempt0-21swapper/122:57:491
71340rcu_preempt0-21swapper/120:08:141
71340rcu_preempt0-21swapper/120:08:141
71340rcu_preempt0-21swapper/100:38:591
71340rcu_preempt0-21swapper/100:38:591
71340rcu_preempt0-21swapper/100:38:591
71340rcu_preempt0-21swapper/100:10:281
71340rcu_preempt0-21swapper/100:10:281
71340rcu_preempt0-21swapper/100:10:281
46650340irq/116-QManpo20667-213
46650340irq/116-QManpo20667-213
71330rcu_preempt2595-21runrttasks22:19:051
71330rcu_preempt2595-21runrttasks22:19:051
71330rcu_preempt19934-21sh23:52:222
71330rcu_preempt19934-21sh23:52:222
71330rcu_preempt19934-21sh23:52:222
71330rcu_preempt16994-21sh22:46:022
71330rcu_preempt16994-21sh22:46:022
71330rcu_preempt16994-21sh22:46:022
71330rcu_preempt11556-1kworker/2:0H22:42:082
71330rcu_preempt11556-1kworker/2:0H22:42:082
71330rcu_preempt0-21swapper/223:53:532
71330rcu_preempt0-21swapper/223:53:532
71330rcu_preempt0-21swapper/220:08:202
71330rcu_preempt0-21swapper/220:08:202
71330rcu_preempt0-21swapper/219:44:552
71330rcu_preempt0-21swapper/219:44:552
71330rcu_preempt0-21swapper/219:25:122
71330rcu_preempt0-21swapper/219:25:122
71330rcu_preempt0-21swapper/123:13:251
71330rcu_preempt0-21swapper/123:13:251
71330rcu_preempt0-21swapper/123:13:251
71330rcu_preempt0-21swapper/121:20:561
71330rcu_preempt0-21swapper/121:20:561
71330rcu_preempt0-21swapper/120:29:341
71330rcu_preempt0-21swapper/120:29:341
71330rcu_preempt0-21swapper/119:37:451
71330rcu_preempt0-21swapper/119:37:451
71330rcu_preempt0-21swapper/119:37:451
71330rcu_preempt0-21swapper/100:36:091
71330rcu_preempt0-21swapper/100:36:091
71330rcu_preempt0-21swapper/100:18:561
71330rcu_preempt0-21swapper/100:18:561
71330rcu_preempt0-21swapper/021:19:240
71330rcu_preempt0-21swapper/021:19:240
71330rcu_preempt0-21swapper/019:43:230
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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