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2025-11-22 - 10:56
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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 Sat Nov 22, 2025 00:54:05)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71500rcu_preempt29655-1kworker/0:0H20:22:440
71500rcu_preempt29655-1kworker/0:0H20:22:440
71500rcu_preempt29655-1kworker/0:0H20:22:440
71500rcu_preempt0-21swapper/119:52:391
71480rcu_preempt0-21swapper/022:51:180
71480rcu_preempt0-21swapper/022:51:180
71450rcu_preempt0-21swapper/223:31:162
71450rcu_preempt0-21swapper/223:31:162
71440rcu_preempt22665-21copy23:22:452
71440rcu_preempt22665-21copy23:22:452
46050420irq/122-QManpo15027-2109:24:360
46050420irq/122-QManpo15027-2109:24:360
46050400irq/122-QManpo30827-2109:24:360
46050400irq/122-QManpo30827-2109:24:360
71390rcu_preempt0-21swapper/323:18:063
71390rcu_preempt0-21swapper/323:18:063
71390rcu_preempt0-21swapper/323:18:063
319622390sleep025108-1kworker/0:0H21:42:270
319622390sleep025108-1kworker/0:0H21:42:270
100550390irq/38-i2c-mpc0-21swapper/220:52:232
100550390irq/38-i2c-mpc0-21swapper/220:52:232
71380rcu_preempt0-21swapper/200:08:122
71380rcu_preempt0-21swapper/200:08:122
71380rcu_preempt0-21swapper/023:37:560
71380rcu_preempt0-21swapper/023:37:560
71380rcu_preempt0-21swapper/023:36:320
71380rcu_preempt0-21swapper/023:36:320
46050380irq/122-QManpo2030-2109:24:360
46050380irq/122-QManpo2030-2109:24:360
46050380irq/122-QManpo2030-2109:24:360
231352380sleep022935-1kworker/0:1H22:23:230
231352380sleep022935-1kworker/0:1H22:23:230
71370rcu_preempt0-21swapper/323:25:573
71370rcu_preempt0-21swapper/323:25:573
71370rcu_preempt0-21swapper/320:27:433
71370rcu_preempt0-21swapper/320:27:433
71370rcu_preempt0-21swapper/222:01:022
71370rcu_preempt0-21swapper/222:01:022
46050370irq/122-QManpo5653-2109:24:360
46050370irq/122-QManpo5653-2109:24:360
46050370irq/122-QManpo4703-2109:24:360
46050370irq/122-QManpo4703-2109:24:360
46050370irq/122-QManpo12887-2109:24:360
46050370irq/122-QManpo12887-2109:24:360
274872370sleep025568-1kworker/0:0H23:30:480
274872370sleep025568-1kworker/0:0H23:30:480
23582370sleep027209-1kworker/0:2H00:42:560
23582370sleep027209-1kworker/0:2H00:42:560
1599370migration/023602-21timerandwakeup23:23:050
1599370migration/023602-21timerandwakeup23:23:050
107482370sleep04059-1kworker/0:1H23:00:070
107482370sleep04059-1kworker/0:1H23:00:070
97972360sleep025108-1kworker/0:0H21:59:510
97972360sleep025108-1kworker/0:0H21:59:510
71360rcu_preempt7484-21ssh23:53:003
71360rcu_preempt7484-21ssh23:53:003
71360rcu_preempt5212-21chrt23:48:062
71360rcu_preempt5212-21chrt23:48:062
71360rcu_preempt32387-21apt-get19:52:563
71360rcu_preempt32387-21apt-get19:52:563
71360rcu_preempt29341-21ssh21:37:403
71360rcu_preempt29341-21ssh21:37:403
71360rcu_preempt28665-1kworker/2:0H22:51:162
71360rcu_preempt28665-1kworker/2:0H22:51:162
71360rcu_preempt0-21swapper/323:29:553
71360rcu_preempt0-21swapper/323:29:553
71360rcu_preempt0-21swapper/322:38:023
71360rcu_preempt0-21swapper/322:38:023
71360rcu_preempt0-21swapper/322:05:203
71360rcu_preempt0-21swapper/322:05:203
71360rcu_preempt0-21swapper/322:05:203
71360rcu_preempt0-21swapper/300:03:363
71360rcu_preempt0-21swapper/300:03:363
71360rcu_preempt0-21swapper/223:45:162
71360rcu_preempt0-21swapper/223:45:162
71360rcu_preempt0-21swapper/223:45:162
71360rcu_preempt0-21swapper/223:13:062
71360rcu_preempt0-21swapper/223:13:062
71360rcu_preempt0-21swapper/223:13:062
71360rcu_preempt0-21swapper/222:25:272
71360rcu_preempt0-21swapper/222:25:272
71360rcu_preempt0-21swapper/221:47:412
71360rcu_preempt0-21swapper/221:13:022
71360rcu_preempt0-21swapper/221:13:022
71360rcu_preempt0-21swapper/123:03:051
71360rcu_preempt0-21swapper/123:03:051
71360rcu_preempt0-21swapper/001:08:270
71360rcu_preempt0-21swapper/001:08:270
71360rcu_preempt0-21swapper/001:08:270
46050360irq/122-QManpo8037-10
46050360irq/122-QManpo8037-10
46050360irq/122-QManpo7524-2109:24:360
46050360irq/122-QManpo7524-2109:24:360
46050360irq/122-QManpo7524-2109:24:360
46050360irq/122-QManpo597-2109:24:360
46050360irq/122-QManpo597-2109:24:360
46050360irq/122-QManpo28928-2109:24:360
46050360irq/122-QManpo28928-2109:24:360
46050360irq/122-QManpo28928-2109:24:360
46050360irq/122-QManpo18045-210
46050360irq/122-QManpo18045-210
46050360irq/122-QManpo18045-210
71350rcu_preempt25032-21apt-get21:22:531
71350rcu_preempt25032-21apt-get21:22:531
71350rcu_preempt0-21swapper/322:52:163
71350rcu_preempt0-21swapper/322:52:163
71350rcu_preempt0-21swapper/300:07:523
71350rcu_preempt0-21swapper/300:07:523
71350rcu_preempt0-21swapper/300:00:263
71350rcu_preempt0-21swapper/300:00:263
71350rcu_preempt0-21swapper/222:56:382
71350rcu_preempt0-21swapper/222:56:382
71350rcu_preempt0-21swapper/222:03:162
71350rcu_preempt0-21swapper/222:03:162
71350rcu_preempt0-21swapper/222:03:162
71350rcu_preempt0-21swapper/221:50:522
71350rcu_preempt0-21swapper/221:50:522
71350rcu_preempt0-21swapper/219:57:492
71350rcu_preempt0-21swapper/219:57:492
71350rcu_preempt0-21swapper/219:49:512
71350rcu_preempt0-21swapper/020:41:290
71350rcu_preempt0-21swapper/020:41:290
46050350irq/122-QManpo32180-2109:24:360
46050350irq/122-QManpo32180-2109:24:360
46050350irq/122-QManpo26315-2109:24:360
46050350irq/122-QManpo25186-2109:24:360
46050350irq/122-QManpo25186-2109:24:360
46050350irq/122-QManpo0-210
46050350irq/122-QManpo0-210
46050350irq/122-QManpo0-210
46050350irq/122-QManpo0-210
46050350irq/122-QManpo0-210
46050350irq/122-QManpo0-210
180862350chrt30047-1kworker/0:1H22:14:410
180862350chrt30047-1kworker/0:1H22:14:410
71340rcu_preempt20121-21aten_r4power_cu23:17:502
71340rcu_preempt20121-21aten_r4power_cu23:17:502
71340rcu_preempt20121-21aten_r4power_cu23:17:502
71340rcu_preempt0-21swapper/322:58:053
71340rcu_preempt0-21swapper/322:58:053
71340rcu_preempt0-21swapper/301:03:483
71340rcu_preempt0-21swapper/301:03:483
71340rcu_preempt0-21swapper/301:03:483
71340rcu_preempt0-21swapper/300:52:563
71340rcu_preempt0-21swapper/300:52:563
71340rcu_preempt0-21swapper/300:52:563
71340rcu_preempt0-21swapper/300:47:363
71340rcu_preempt0-21swapper/300:47:363
71340rcu_preempt0-21swapper/221:57:002
71340rcu_preempt0-21swapper/221:57:002
71340rcu_preempt0-21swapper/221:22:572
71340rcu_preempt0-21swapper/221:22:572
71340rcu_preempt0-21swapper/201:12:372
71340rcu_preempt0-21swapper/201:12:372
71340rcu_preempt0-21swapper/201:12:372
71340rcu_preempt0-21swapper/200:05:382
71340rcu_preempt0-21swapper/200:05:382
71340rcu_preempt0-21swapper/100:07:481
71340rcu_preempt0-21swapper/100:07:481
71340rcu_preempt0-21swapper/022:53:080
71340rcu_preempt0-21swapper/022:53:080
71340rcu_preempt0-21swapper/022:28:580
71340rcu_preempt0-21swapper/022:28:580
71340rcu_preempt0-21swapper/022:28:580
71340rcu_preempt0-21swapper/022:19:040
71340rcu_preempt0-21swapper/022:19:040
71340rcu_preempt0-21swapper/021:12:220
71340rcu_preempt0-21swapper/021:12:220
71340rcu_preempt0-21swapper/021:12:220
71340rcu_preempt0-21swapper/020:52:350
71340rcu_preempt0-21swapper/020:52:350
46050340irq/122-QManpo8037-10
46050340irq/122-QManpo8037-10
46050340irq/122-QManpo5380-10
46050340irq/122-QManpo5380-10
46050340irq/122-QManpo27368-2109:24:360
46050340irq/122-QManpo27368-2109:24:360
46050340irq/122-QManpo27368-2109:24:360
46050340irq/122-QManpo1560-2109:24:360
46050340irq/122-QManpo1560-2109:24:360
46050340irq/122-QManpo12612-2109:24:360
46050340irq/122-QManpo12612-2109:24:360
46050340irq/122-QManpo0-210
46050340irq/122-QManpo0-210
46050340irq/122-QManpo0-210
46050340irq/122-QManpo0-210
46050340irq/122-QManpo0-210
46050340irq/122-QManpo0-210
46050340irq/122-QManpo0-210
46050340irq/122-QManpo0-210
46050340irq/122-QManpo0-210
291732340sleep028844-1kworker/0:2H22:34:460
291732340sleep028844-1kworker/0:2H22:34:460
291732340sleep028844-1kworker/0:2H22:34:460
247332340chrt19009-1kworker/0:2H21:18:510
247332340chrt19009-1kworker/0:2H21:18:510
193992340chrt16468-1kworker/0:0H00:14:050
193992340chrt16468-1kworker/0:0H00:14:050
1599340migration/024622-21sh00:23:170
71330rcu_preempt29234-21diskmemload21:50:473
71330rcu_preempt29234-21diskmemload21:50:473
71330rcu_preempt22962-21ssh22:23:063
71330rcu_preempt22962-21ssh22:23:063
71330rcu_preempt0-21swapper/222:14:462
71330rcu_preempt0-21swapper/222:14:462
71330rcu_preempt0-21swapper/221:41:372
71330rcu_preempt0-21swapper/221:41:372
71330rcu_preempt0-21swapper/200:38:022
71330rcu_preempt0-21swapper/200:38:022
71330rcu_preempt0-21swapper/200:14:312
71330rcu_preempt0-21swapper/200:14:312
71330rcu_preempt0-21swapper/021:47:470
71330rcu_preempt0-21swapper/021:47:470
71330rcu_preempt0-21swapper/021:32:480
71330rcu_preempt0-21swapper/021:32:480
71330rcu_preempt0-21swapper/000:57:570
71330rcu_preempt0-21swapper/000:57:570
46050330irq/122-QManpo16468-10
46050330irq/122-QManpo16468-10
46050330irq/122-QManpo13470209:24:360
46050330irq/122-QManpo13470209:24:360
46050330irq/122-QManpo13470209:24:360
46050330irq/122-QManpo11304-10
46050330irq/122-QManpo11304-10
1599330migration/014120-21aten_r4power_en20:42:470
1599330migration/014120-21aten_r4power_en20:42:470
132052330sleep04363-1kworker/0:0H01:03:220
132052330sleep04363-1kworker/0:0H01:03:220
132052330sleep04363-1kworker/0:0H01:03:220
71320rcu_preempt9093-21ssh22:57:482
71320rcu_preempt9093-21ssh22:57:482
71320rcu_preempt2593-1kworker/1:0H23:53:071
71320rcu_preempt2593-1kworker/1:0H23:53:071
71320rcu_preempt2303-21tail19:58:043
71320rcu_preempt2303-21tail19:58:043
71320rcu_preempt0-21swapper/322:31:093
71320rcu_preempt0-21swapper/322:31:093
71320rcu_preempt0-21swapper/322:31:093
71320rcu_preempt0-21swapper/223:12:282
71320rcu_preempt0-21swapper/223:12:282
71320rcu_preempt0-21swapper/222:18:052
71320rcu_preempt0-21swapper/222:18:052
71320rcu_preempt0-21swapper/222:09:222
71320rcu_preempt0-21swapper/222:09:222
71320rcu_preempt0-21swapper/221:43:022
71320rcu_preempt0-21swapper/221:37:392
71320rcu_preempt0-21swapper/221:37:392
71320rcu_preempt0-21swapper/221:17:432
71320rcu_preempt0-21swapper/221:17:432
71320rcu_preempt0-21swapper/201:05:392
71320rcu_preempt0-21swapper/201:05:392
71320rcu_preempt0-21swapper/201:05:392
71320rcu_preempt0-21swapper/200:30:522
71320rcu_preempt0-21swapper/200:30:522
71320rcu_preempt0-21swapper/200:30:522
71320rcu_preempt0-21swapper/200:00:162
71320rcu_preempt0-21swapper/200:00:162
71320rcu_preempt0-21swapper/023:58:460
71320rcu_preempt0-21swapper/023:58:460
71320rcu_preempt0-21swapper/023:20:300
71320rcu_preempt0-21swapper/023:20:300
71320rcu_preempt0-21swapper/023:20:300
71320rcu_preempt0-21swapper/021:13:200
71320rcu_preempt0-21swapper/021:13:200
71320rcu_preempt0-21swapper/020:57:560
71320rcu_preempt0-21swapper/020:57:560
71320rcu_preempt0-21swapper/020:02:060
71320rcu_preempt0-21swapper/020:02:060
46050320irq/122-QManpo20540-2109:27:480
46050320irq/122-QManpo20540-2109:27:480
46050320irq/122-QManpo20540-2109:27:480
46050320irq/122-QManpo0-210
46050320irq/122-QManpo0-210
71310rcu_preempt9836-21kworker/3:301:01:423
71310rcu_preempt9836-21kworker/3:301:01:423
71310rcu_preempt7205-21unixbench_singl22:53:043
71310rcu_preempt7205-21unixbench_singl22:53:043
71310rcu_preempt6679-21ssh23:52:113
71310rcu_preempt6679-21ssh23:52:113
71310rcu_preempt29234-1diskmemload00:51:112
71310rcu_preempt29234-1diskmemload00:51:112
71310rcu_preempt0-21swapper/322:17:483
71310rcu_preempt0-21swapper/322:17:483
71310rcu_preempt0-21swapper/301:09:413
71310rcu_preempt0-21swapper/301:09:413
71310rcu_preempt0-21swapper/301:09:413
71310rcu_preempt0-21swapper/220:27:482
71310rcu_preempt0-21swapper/220:27:482
71310rcu_preempt0-21swapper/200:54:322
71310rcu_preempt0-21swapper/200:54:322
71310rcu_preempt0-21swapper/200:54:322
71310rcu_preempt0-21swapper/200:35:342
71310rcu_preempt0-21swapper/200:35:342
71310rcu_preempt0-21swapper/200:24:582
71310rcu_preempt0-21swapper/200:24:582
46250310irq/120-QManpo13021-2109:24:361
46250310irq/120-QManpo13021-2109:24:361
46050310irq/122-QManpo0-210
46050310irq/122-QManpo0-210
46050310irq/122-QManpo0-210
71300rcu_preempt31858-21rm00:37:483
71300rcu_preempt31858-21rm00:37:483
71300rcu_preempt30740-21diskmemload00:35:083
71300rcu_preempt30740-21diskmemload00:35:083
71300rcu_preempt2299migration/223:38:152
71300rcu_preempt2299migration/223:38:152
71300rcu_preempt0-21swapper/323:34:103
71300rcu_preempt0-21swapper/323:34:103
71300rcu_preempt0-21swapper/323:03:073
71300rcu_preempt0-21swapper/323:03:073
71300rcu_preempt0-21swapper/322:15:543
71300rcu_preempt0-21swapper/322:15:543
71300rcu_preempt0-21swapper/321:46:343
71300rcu_preempt0-21swapper/321:46:343
71300rcu_preempt0-21swapper/321:22:533
71300rcu_preempt0-21swapper/321:22:533
71300rcu_preempt0-21swapper/320:22:463
71300rcu_preempt0-21swapper/320:22:463
71300rcu_preempt0-21swapper/320:22:463
71300rcu_preempt0-21swapper/300:21:253
71300rcu_preempt0-21swapper/300:21:253
71300rcu_preempt0-21swapper/223:53:452
71300rcu_preempt0-21swapper/223:53:452
71300rcu_preempt0-21swapper/223:33:502
71300rcu_preempt0-21swapper/223:33:502
71300rcu_preempt0-21swapper/223:04:132
71300rcu_preempt0-21swapper/223:04:132
71300rcu_preempt0-21swapper/222:41:322
71300rcu_preempt0-21swapper/222:41:322
71300rcu_preempt0-21swapper/220:25:262
71300rcu_preempt0-21swapper/220:25:262
71300rcu_preempt0-21swapper/220:25:262
71300rcu_preempt0-21swapper/220:02:432
71300rcu_preempt0-21swapper/220:02:432
71300rcu_preempt0-21swapper/200:45:282
71300rcu_preempt0-21swapper/200:45:282
71300rcu_preempt0-21swapper/123:22:451
71300rcu_preempt0-21swapper/123:22:451
46250300irq/120-QManpo9760-2109:24:361
46250300irq/120-QManpo9760-2109:24:361
46250300irq/120-QManpo9046-211
46250300irq/120-QManpo9046-211
46250300irq/120-QManpo8477-211
46250300irq/120-QManpo8477-211
46250300irq/120-QManpo8477-211
46250300irq/120-QManpo8008-2109:24:361
46250300irq/120-QManpo8008-2109:24:361
46250300irq/120-QManpo32665-2109:24:361
46250300irq/120-QManpo32665-2109:24:361
46250300irq/120-QManpo2631-211
46250300irq/120-QManpo2631-211
46250300irq/120-QManpo0-2109:24:361
46250300irq/120-QManpo0-2109:24:361
71290rcu_preempt3036-21grep20:02:473
71290rcu_preempt3036-21grep20:02:473
71290rcu_preempt0-21swapper/323:47:263
71290rcu_preempt0-21swapper/323:47:263
71290rcu_preempt0-21swapper/323:47:263
71290rcu_preempt0-21swapper/322:33:263
71290rcu_preempt0-21swapper/322:33:263
71290rcu_preempt0-21swapper/322:33:263
71290rcu_preempt0-21swapper/321:56:283
71290rcu_preempt0-21swapper/321:56:283
71290rcu_preempt0-21swapper/321:22:413
71290rcu_preempt0-21swapper/320:40:483
71290rcu_preempt0-21swapper/320:40:483
71290rcu_preempt0-21swapper/320:11:423
71290rcu_preempt0-21swapper/320:11:423
71290rcu_preempt0-21swapper/200:19:372
71290rcu_preempt0-21swapper/200:19:372
46250290irq/120-QManpo16792-2109:24:361
46250290irq/120-QManpo16792-2109:24:361
2930799292cyclictest12680-21/usr/sbin/munin20:37:571
2930799292cyclictest12680-21/usr/sbin/munin20:37:571
93842280sleep13826-1kworker/1:0H21:58:431
93842280sleep13826-1kworker/1:0H21:58:431
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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