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2026-08-17 - 00:27
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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 Sun Aug 16, 2026 12:44:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71700rcu_preempt0-21swapper/107:49:551
71700rcu_preempt0-21swapper/107:49:551
3223995627cyclictest0-21swapper/009:25:140
3223995627cyclictest0-21swapper/009:25:140
322399522cyclictest1959-21runrttasks12:23:430
322399522cyclictest1959-21runrttasks12:23:430
322399522cyclictest1959-21runrttasks12:23:430
322399512cyclictest1959-21runrttasks10:13:470
322399512cyclictest1959-21runrttasks10:13:470
322399502cyclictest1959-21runrttasks08:53:120
71470rcu_preempt0-21swapper/209:29:472
71470rcu_preempt0-21swapper/209:29:472
46050470irq/122-QManpo0-210
46050470irq/122-QManpo0-210
46050470irq/122-QManpo0-210
322599464cyclictest0-21swapper/110:44:561
322599464cyclictest0-21swapper/110:44:561
46050450irq/122-QManpo0-210
46050450irq/122-QManpo0-210
322599451cyclictest20996-21apt-get09:44:411
322599451cyclictest20996-21apt-get09:44:411
322599443cyclictest0-21swapper/112:39:421
322599443cyclictest0-21swapper/112:39:421
322599443cyclictest0-21swapper/112:06:131
322599443cyclictest0-21swapper/112:06:131
322599443cyclictest0-21swapper/111:24:511
322599443cyclictest0-21swapper/111:24:511
322599443cyclictest0-21swapper/107:39:271
322599443cyclictest0-21swapper/107:39:271
322599442cyclictest1633-21irqstats11:04:491
322599442cyclictest1633-21irqstats11:04:491
46450430irq/118-QManpo2971-2110:48:552
46450430irq/118-QManpo2971-2110:48:552
322599434cyclictest0-21swapper/110:37:471
322599434cyclictest0-21swapper/110:37:471
322599434cyclictest0-21swapper/108:54:431
322599434cyclictest0-21swapper/108:54:431
322599433cyclictest0-21swapper/112:24:391
322599433cyclictest0-21swapper/112:24:391
322599433cyclictest0-21swapper/111:35:061
322599433cyclictest0-21swapper/111:35:061
322599433cyclictest0-21swapper/111:35:061
322599433cyclictest0-21swapper/111:14:491
322599433cyclictest0-21swapper/111:14:491
322599433cyclictest0-21swapper/110:05:111
322599433cyclictest0-21swapper/110:05:111
322599432cyclictest3375-21memory07:14:491
322599432cyclictest3375-21memory07:14:491
71420rcu_preempt15196-21sh11:29:280
71420rcu_preempt15196-21sh11:29:280
71420rcu_preempt0-21swapper/008:39:310
71420rcu_preempt0-21swapper/008:39:310
322599423cyclictest12757-21ssh12:21:401
322599423cyclictest12757-21ssh12:21:401
322599423cyclictest12757-21ssh12:21:401
322599423cyclictest12410-21munin-run11:24:291
322599423cyclictest12410-21munin-run11:24:291
322599423cyclictest12410-21munin-run11:24:291
322599423cyclictest0-21swapper/112:35:111
322599423cyclictest0-21swapper/112:35:111
322599423cyclictest0-21swapper/111:54:571
322599423cyclictest0-21swapper/111:54:571
322599423cyclictest0-21swapper/111:49:451
322599423cyclictest0-21swapper/111:49:451
322599423cyclictest0-21swapper/110:49:451
322599423cyclictest0-21swapper/110:49:451
322599423cyclictest0-21swapper/110:22:041
322599423cyclictest0-21swapper/110:22:041
322599423cyclictest0-21swapper/109:24:341
322599423cyclictest0-21swapper/108:24:301
322599423cyclictest0-21swapper/108:24:301
322599423cyclictest0-21swapper/108:19:281
322599423cyclictest0-21swapper/108:19:281
322599422cyclictest29244-21munin-run08:49:271
322599422cyclictest29244-21munin-run08:49:271
322599422cyclictest24685-21/usr/sbin/munin11:44:561
322599422cyclictest24685-21/usr/sbin/munin11:44:561
322599422cyclictest1959-21runrttasks09:59:421
322599422cyclictest1959-21runrttasks09:59:421
322599422cyclictest1959-21runrttasks09:59:421
322599421cyclictest17395-21ntp_states08:04:541
322599421cyclictest17395-21ntp_states08:04:541
71410rcu_preempt0-21swapper/008:39:420
71410rcu_preempt0-21swapper/008:39:420
322599413cyclictest0-21swapper/112:29:461
322599413cyclictest0-21swapper/112:29:461
322599413cyclictest0-21swapper/112:16:401
322599413cyclictest0-21swapper/112:16:401
322599413cyclictest0-21swapper/111:40:111
322599413cyclictest0-21swapper/111:40:111
322599413cyclictest0-21swapper/111:40:111
322599413cyclictest0-21swapper/111:29:511
322599413cyclictest0-21swapper/111:29:511
322599413cyclictest0-21swapper/111:01:361
322599413cyclictest0-21swapper/111:01:361
322599413cyclictest0-21swapper/111:01:361
322599413cyclictest0-21swapper/110:54:351
322599413cyclictest0-21swapper/110:54:351
322599413cyclictest0-21swapper/110:42:531
322599413cyclictest0-21swapper/110:42:531
322599413cyclictest0-21swapper/110:15:031
322599413cyclictest0-21swapper/110:15:031
322599413cyclictest0-21swapper/110:09:511
322599413cyclictest0-21swapper/110:09:511
322599413cyclictest0-21swapper/109:39:431
322599413cyclictest0-21swapper/109:39:431
322599413cyclictest0-21swapper/109:39:431
322599413cyclictest0-21swapper/109:37:431
322599413cyclictest0-21swapper/109:37:431
322599412cyclictest9280-21ssh09:23:541
322599412cyclictest6293-21ntp_states07:24:541
322599412cyclictest6293-21ntp_states07:24:541
322599412cyclictest24260-21memory09:49:521
322599412cyclictest24260-21memory09:49:521
322599412cyclictest14404-21meminfo10:29:501
322599412cyclictest14404-21meminfo10:29:501
322599411cyclictest1959-21runrttasks07:46:341
322599411cyclictest1959-21runrttasks07:46:341
71400rcu_preempt0-21swapper/010:00:490
71400rcu_preempt0-21swapper/010:00:490
71400rcu_preempt0-21swapper/010:00:490
71400rcu_preempt0-21swapper/009:50:060
71400rcu_preempt0-21swapper/009:50:060
322599404cyclictest0-21swapper/109:58:011
322599404cyclictest0-21swapper/109:58:011
322599403cyclictest0-21swapper/107:39:421
322599403cyclictest0-21swapper/107:39:421
322599402cyclictest14104-21/usr/sbin/munin07:54:501
322599402cyclictest14104-21/usr/sbin/munin07:54:501
3225994021cyclictest0-21swapper/110:24:491
3225994021cyclictest0-21swapper/110:24:491
322599401cyclictest3869-21cat09:14:321
322599401cyclictest3869-21cat09:14:321
322599401cyclictest3869-21cat09:14:321
71390rcu_preempt18199-21ssh11:34:372
71390rcu_preempt18199-21ssh11:34:372
71390rcu_preempt18199-21ssh11:34:372
71390rcu_preempt0-21swapper/312:25:003
71390rcu_preempt0-21swapper/312:25:003
71390rcu_preempt0-21swapper/209:14:502
71390rcu_preempt0-21swapper/209:14:502
71390rcu_preempt0-21swapper/011:34:540
71390rcu_preempt0-21swapper/011:34:540
71390rcu_preempt0-21swapper/011:34:540
71390rcu_preempt0-21swapper/011:16:300
71390rcu_preempt0-21swapper/011:16:300
322599393cyclictest0-21swapper/109:14:541
322599393cyclictest0-21swapper/109:14:541
322599393cyclictest0-21swapper/107:24:281
322599393cyclictest0-21swapper/107:24:281
322599392cyclictest30204-21unixbench_singl08:49:571
322599392cyclictest0-21swapper/112:01:501
322599392cyclictest0-21swapper/112:01:501
322599392cyclictest0-21swapper/112:01:501
322599391cyclictest5660-21egrep12:09:421
322599391cyclictest5660-21egrep12:09:421
322599391cyclictest14632-21ssh09:33:041
322599391cyclictest14632-21ssh09:33:041
3225993917cyclictest0-21swapper/109:27:181
3225993917cyclictest0-21swapper/109:27:181
3225993915cyclictest27869-21munin-plugin-st08:44:291
3225993915cyclictest27869-21munin-plugin-st08:44:291
71380rcu_preempt0-21swapper/211:53:222
71380rcu_preempt0-21swapper/211:53:222
71380rcu_preempt0-21swapper/010:21:300
71380rcu_preempt0-21swapper/010:21:300
71380rcu_preempt0-21swapper/009:49:320
322599381cyclictest4110-21apt-get11:09:411
322599381cyclictest4110-21apt-get11:09:411
71370rcu_preempt0-21swapper/310:21:273
71370rcu_preempt0-21swapper/310:21:273
71370rcu_preempt0-21swapper/208:39:452
71370rcu_preempt0-21swapper/208:39:452
71370rcu_preempt0-21swapper/208:24:442
71370rcu_preempt0-21swapper/208:24:442
71370rcu_preempt0-21swapper/207:49:302
71370rcu_preempt0-21swapper/207:49:302
71370rcu_preempt0-21swapper/207:24:572
71370rcu_preempt0-21swapper/207:24:572
71370rcu_preempt0-21swapper/011:04:130
71370rcu_preempt0-21swapper/011:04:130
71370rcu_preempt0-21swapper/011:04:130
71370rcu_preempt0-21swapper/010:49:340
71370rcu_preempt0-21swapper/010:49:340
46050370irq/122-QManpo9744-210
46050370irq/122-QManpo9744-210
46050370irq/122-QManpo9744-210
46050370irq/122-QManpo17350-2110:48:550
46050370irq/122-QManpo17350-2110:48:550
322599372cyclictest26528-1kworker/1:2H08:59:461
322599372cyclictest26528-1kworker/1:2H08:59:461
322599372cyclictest26528-1kworker/1:2H08:59:461
71360rcu_preempt5105-21ssh09:15:240
71360rcu_preempt5105-21ssh09:15:240
71360rcu_preempt0-21swapper/212:29:112
71360rcu_preempt0-21swapper/212:29:112
71360rcu_preempt0-21swapper/211:21:102
71360rcu_preempt0-21swapper/211:21:102
71360rcu_preempt0-21swapper/211:21:102
71360rcu_preempt0-21swapper/012:27:340
71360rcu_preempt0-21swapper/012:27:340
71360rcu_preempt0-21swapper/012:16:150
71360rcu_preempt0-21swapper/012:16:150
71360rcu_preempt0-21swapper/012:09:110
71360rcu_preempt0-21swapper/012:09:110
71360rcu_preempt0-21swapper/011:50:250
71360rcu_preempt0-21swapper/011:50:250
71360rcu_preempt0-21swapper/011:49:280
71360rcu_preempt0-21swapper/011:49:280
71360rcu_preempt0-21swapper/010:59:090
71360rcu_preempt0-21swapper/010:59:090
71360rcu_preempt0-21swapper/010:39:370
71360rcu_preempt0-21swapper/010:39:370
71360rcu_preempt0-21swapper/010:36:440
71360rcu_preempt0-21swapper/010:36:440
71360rcu_preempt0-21swapper/010:09:320
71360rcu_preempt0-21swapper/010:09:320
71360rcu_preempt0-21swapper/009:57:590
71360rcu_preempt0-21swapper/009:57:590
71360rcu_preempt0-21swapper/009:42:020
71360rcu_preempt0-21swapper/009:42:020
71360rcu_preempt0-21swapper/009:42:020
71360rcu_preempt0-21swapper/007:19:480
71360rcu_preempt0-21swapper/007:19:480
46050360irq/122-QManpo22425-210
46050360irq/122-QManpo22425-210
46050360irq/122-QManpo1749-2110:48:550
46050360irq/122-QManpo1749-2110:48:550
46050360irq/122-QManpo0-210
46050360irq/122-QManpo0-210
322599363cyclictest0-21swapper/108:34:441
322599363cyclictest0-21swapper/108:34:441
3225993612cyclictest0-21swapper/108:24:461
3225993612cyclictest0-21swapper/108:24:461
71350rcu_preempt4061-21cut11:09:332
71350rcu_preempt13236-21ntp_states07:49:542
71350rcu_preempt13236-21ntp_states07:49:542
71350rcu_preempt0-21swapper/312:40:353
71350rcu_preempt0-21swapper/312:40:353
71350rcu_preempt0-21swapper/212:01:542
71350rcu_preempt0-21swapper/212:01:542
71350rcu_preempt0-21swapper/212:01:542
71350rcu_preempt0-21swapper/211:12:532
71350rcu_preempt0-21swapper/211:12:532
71350rcu_preempt0-21swapper/211:03:422
71350rcu_preempt0-21swapper/211:03:422
71350rcu_preempt0-21swapper/211:03:422
71350rcu_preempt0-21swapper/207:54:392
71350rcu_preempt0-21swapper/207:54:392
71350rcu_preempt0-21swapper/108:30:041
71350rcu_preempt0-21swapper/108:30:041
71350rcu_preempt0-21swapper/012:03:030
71350rcu_preempt0-21swapper/012:03:030
71350rcu_preempt0-21swapper/012:03:030
71350rcu_preempt0-21swapper/010:14:350
71350rcu_preempt0-21swapper/010:14:350
71350rcu_preempt0-21swapper/009:44:460
71350rcu_preempt0-21swapper/009:36:390
71350rcu_preempt0-21swapper/009:36:390
46050350irq/122-QManpo9046-2110:48:550
46050350irq/122-QManpo9046-2110:48:550
322599353cyclictest0-21swapper/107:59:571
322599353cyclictest0-21swapper/107:59:571
322599353cyclictest0-21swapper/107:59:571
322599352cyclictest1133-21/usr/sbin/munin09:04:561
322599352cyclictest1133-21/usr/sbin/munin09:04:561
71340rcu_preempt15974-21taskset10:32:500
71340rcu_preempt15974-21taskset10:32:500
71340rcu_preempt0-21swapper/308:14:553
71340rcu_preempt0-21swapper/308:14:553
71340rcu_preempt0-21swapper/212:17:142
71340rcu_preempt0-21swapper/212:17:142
71340rcu_preempt0-21swapper/210:28:232
71340rcu_preempt0-21swapper/210:28:232
71340rcu_preempt0-21swapper/209:55:422
71340rcu_preempt0-21swapper/209:55:422
71340rcu_preempt0-21swapper/209:52:202
71340rcu_preempt0-21swapper/209:52:202
71340rcu_preempt0-21swapper/012:43:180
71340rcu_preempt0-21swapper/012:43:180
71340rcu_preempt0-21swapper/010:28:080
71340rcu_preempt0-21swapper/010:28:080
71340rcu_preempt0-21swapper/008:55:440
71340rcu_preempt0-21swapper/008:55:440
71340rcu_preempt0-21swapper/008:26:320
71340rcu_preempt0-21swapper/008:26:320
71340rcu_preempt0-21swapper/007:44:340
71340rcu_preempt0-21swapper/007:44:340
71340rcu_preempt0-21swapper/007:24:460
71340rcu_preempt0-21swapper/007:24:460
46650340irq/116-QManpo0-2110:48:553
46650340irq/116-QManpo0-2110:48:553
46050340irq/122-QManpo26529-10
46050340irq/122-QManpo26529-10
46050340irq/122-QManpo20963-10
46050340irq/122-QManpo20963-10
322599349cyclictest7519-21sed07:29:491
322599349cyclictest7519-21sed07:29:491
71330rcu_preempt4612-21entropy07:19:472
71330rcu_preempt4612-21entropy07:19:472
71330rcu_preempt3800-21diskmemload12:11:142
71330rcu_preempt3800-21diskmemload12:11:142
71330rcu_preempt0-21swapper/310:01:463
71330rcu_preempt0-21swapper/310:01:463
71330rcu_preempt0-21swapper/310:01:463
71330rcu_preempt0-21swapper/308:19:413
71330rcu_preempt0-21swapper/308:19:413
71330rcu_preempt0-21swapper/307:19:523
71330rcu_preempt0-21swapper/307:19:523
71330rcu_preempt0-21swapper/211:05:552
71330rcu_preempt0-21swapper/210:42:552
71330rcu_preempt0-21swapper/210:42:552
71330rcu_preempt0-21swapper/012:39:230
71330rcu_preempt0-21swapper/012:39:230
71330rcu_preempt0-21swapper/011:55:490
71330rcu_preempt0-21swapper/011:55:490
71330rcu_preempt0-21swapper/011:12:180
71330rcu_preempt0-21swapper/011:12:180
71330rcu_preempt0-21swapper/009:19:410
71330rcu_preempt0-21swapper/009:19:410
71330rcu_preempt0-21swapper/008:30:370
71330rcu_preempt0-21swapper/008:30:370
71330rcu_preempt0-21swapper/008:09:390
71330rcu_preempt0-21swapper/008:09:390
46050330irq/122-QManpo3800-2110:48:550
46050330irq/122-QManpo3800-2110:48:550
46050330irq/122-QManpo16884-2110:48:550
46050330irq/122-QManpo16884-2110:48:550
46050330irq/122-QManpo1539-2110:48:550
46050330irq/122-QManpo1539-2110:48:550
46050330irq/122-QManpo0-210
46050330irq/122-QManpo0-210
322599333cyclictest19512-21munin-run08:14:281
322599333cyclictest19512-21munin-run08:14:281
71320rcu_preempt0-21swapper/312:01:423
71320rcu_preempt0-21swapper/312:01:423
71320rcu_preempt0-21swapper/312:01:423
71320rcu_preempt0-21swapper/311:05:033
71320rcu_preempt0-21swapper/311:05:033
71320rcu_preempt0-21swapper/310:56:203
71320rcu_preempt0-21swapper/310:56:203
71320rcu_preempt0-21swapper/310:53:503
71320rcu_preempt0-21swapper/310:53:503
71320rcu_preempt0-21swapper/310:09:133
71320rcu_preempt0-21swapper/310:09:133
71320rcu_preempt0-21swapper/309:20:583
71320rcu_preempt0-21swapper/309:20:583
71320rcu_preempt0-21swapper/212:42:312
71320rcu_preempt0-21swapper/212:42:312
71320rcu_preempt0-21swapper/212:32:062
71320rcu_preempt0-21swapper/212:32:062
71320rcu_preempt0-21swapper/211:45:032
71320rcu_preempt0-21swapper/211:45:032
71320rcu_preempt0-21swapper/211:33:212
71320rcu_preempt0-21swapper/211:33:212
71320rcu_preempt0-21swapper/210:45:482
71320rcu_preempt0-21swapper/210:45:482
71320rcu_preempt0-21swapper/210:36:112
71320rcu_preempt0-21swapper/210:36:112
71320rcu_preempt0-21swapper/208:04:392
71320rcu_preempt0-21swapper/208:04:392
71320rcu_preempt0-21swapper/012:10:410
71320rcu_preempt0-21swapper/012:10:410
71320rcu_preempt0-21swapper/009:13:000
71320rcu_preempt0-21swapper/009:13:000
71320rcu_preempt0-21swapper/009:13:000
71320rcu_preempt0-21swapper/008:16:540
71320rcu_preempt0-21swapper/008:16:540
71320rcu_preempt0-21swapper/008:00:320
71320rcu_preempt0-21swapper/008:00:320
71320rcu_preempt0-21swapper/008:00:320
323652323sleep032384-21diskstats08:59:450
323652323sleep032384-21diskstats08:59:450
323652323sleep032384-21diskstats08:59:450
1599320migration/011039-21taskset07:43:000
1599320migration/011039-21taskset07:43:000
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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