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2026-04-19 - 16:11
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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 Apr 19, 2026 12:44:11)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71670rcu_preempt0-21swapper/211:15:272
71670rcu_preempt0-21swapper/211:15:272
71450rcu_preempt0-21swapper/210:10:502
71450rcu_preempt0-21swapper/210:10:502
71450rcu_preempt0-21swapper/011:46:100
71450rcu_preempt0-21swapper/011:46:100
71450rcu_preempt0-21swapper/011:46:100
46050450irq/122-QManpo0-210
46050450irq/122-QManpo0-210
46050450irq/122-QManpo0-210
71440rcu_preempt0-21swapper/209:44:142
71440rcu_preempt0-21swapper/209:44:142
71440rcu_preempt0-21swapper/010:45:110
71440rcu_preempt0-21swapper/010:45:110
71430rcu_preempt0-21swapper/112:29:581
71430rcu_preempt0-21swapper/112:29:581
46050430irq/122-QManpo31372-2110:48:550
46050430irq/122-QManpo31372-2110:48:550
71420rcu_preempt0-21swapper/110:48:331
71420rcu_preempt0-21swapper/110:48:331
71420rcu_preempt0-21swapper/110:22:551
71420rcu_preempt0-21swapper/110:22:551
71420rcu_preempt0-21swapper/110:22:551
46650420irq/116-QManpo7225-2110:48:553
46650420irq/116-QManpo7225-2110:48:553
46650420irq/116-QManpo7225-2110:48:553
71410rcu_preempt0-21swapper/112:06:311
71410rcu_preempt0-21swapper/112:06:311
71410rcu_preempt0-21swapper/009:23:210
71410rcu_preempt0-21swapper/009:23:210
71410rcu_preempt0-21swapper/009:23:210
71400rcu_preempt14027-21sshd10:18:181
71400rcu_preempt14027-21sshd10:18:181
71400rcu_preempt0-21swapper/311:25:193
71400rcu_preempt0-21swapper/311:25:193
71400rcu_preempt0-21swapper/111:24:301
71400rcu_preempt0-21swapper/111:24:301
71400rcu_preempt0-21swapper/109:22:471
71400rcu_preempt0-21swapper/109:22:471
71400rcu_preempt0-21swapper/109:22:471
71400rcu_preempt0-21swapper/011:33:450
71400rcu_preempt0-21swapper/011:33:450
46050400irq/122-QManpo12116-2110:48:550
46050400irq/122-QManpo12116-2110:48:550
71390rcu_preempt0-21swapper/211:38:172
71390rcu_preempt0-21swapper/211:38:172
71390rcu_preempt0-21swapper/111:15:101
71390rcu_preempt0-21swapper/111:15:101
71390rcu_preempt0-21swapper/012:33:140
71390rcu_preempt0-21swapper/012:33:140
71390rcu_preempt0-21swapper/012:24:370
71390rcu_preempt0-21swapper/012:24:370
71390rcu_preempt0-21swapper/012:24:370
71390rcu_preempt0-21swapper/010:22:340
71390rcu_preempt0-21swapper/010:22:340
71390rcu_preempt0-21swapper/010:22:340
46050390irq/122-QManpo6045-2110:48:550
46050390irq/122-QManpo6045-2110:48:550
46050390irq/122-QManpo3933-2110:48:550
46050390irq/122-QManpo3933-2110:48:550
46050390irq/122-QManpo3933-2110:48:550
71380rcu_preempt28522-21kworker/1:211:53:141
71380rcu_preempt28522-21kworker/1:211:53:141
71380rcu_preempt0-21swapper/312:30:503
71380rcu_preempt0-21swapper/312:30:503
71380rcu_preempt0-21swapper/112:27:311
71380rcu_preempt0-21swapper/112:27:311
71380rcu_preempt0-21swapper/112:27:311
71380rcu_preempt0-21swapper/110:42:311
71380rcu_preempt0-21swapper/110:42:311
71380rcu_preempt0-21swapper/108:46:041
71380rcu_preempt0-21swapper/108:46:041
71380rcu_preempt0-21swapper/108:02:271
71380rcu_preempt0-21swapper/108:02:271
71380rcu_preempt0-21swapper/108:02:271
71380rcu_preempt0-21swapper/012:19:140
71380rcu_preempt0-21swapper/012:19:140
71380rcu_preempt0-21swapper/011:09:490
71380rcu_preempt0-21swapper/011:09:490
71380rcu_preempt0-21swapper/010:07:590
71380rcu_preempt0-21swapper/010:07:590
71380rcu_preempt0-21swapper/007:27:170
71380rcu_preempt0-21swapper/007:27:170
71380rcu_preempt0-21swapper/007:27:170
46050380irq/122-QManpo27998-2110:48:550
46050380irq/122-QManpo27998-2110:48:550
46050380irq/122-QManpo27998-2110:48:550
1599380migration/06690-21if_eth309:02:430
1599380migration/06690-21if_eth309:02:430
1599380migration/06690-21if_eth309:02:430
71370rcu_preempt20419-1kworker/1:0H11:30:321
71370rcu_preempt20419-1kworker/1:0H11:30:321
71370rcu_preempt1699migration/109:45:471
71370rcu_preempt1699migration/109:45:471
71370rcu_preempt0-21swapper/312:06:063
71370rcu_preempt0-21swapper/312:06:063
71370rcu_preempt0-21swapper/309:27:323
71370rcu_preempt0-21swapper/309:27:323
71370rcu_preempt0-21swapper/211:10:422
71370rcu_preempt0-21swapper/211:10:422
71370rcu_preempt0-21swapper/210:07:262
71370rcu_preempt0-21swapper/210:07:262
71370rcu_preempt0-21swapper/210:07:262
71370rcu_preempt0-21swapper/112:42:321
71370rcu_preempt0-21swapper/112:42:321
71370rcu_preempt0-21swapper/111:12:281
71370rcu_preempt0-21swapper/111:12:281
71370rcu_preempt0-21swapper/110:29:471
71370rcu_preempt0-21swapper/110:29:471
71370rcu_preempt0-21swapper/110:06:481
71370rcu_preempt0-21swapper/110:06:481
71370rcu_preempt0-21swapper/110:06:481
71370rcu_preempt0-21swapper/108:28:421
71370rcu_preempt0-21swapper/108:28:421
71370rcu_preempt0-21swapper/011:49:080
71370rcu_preempt0-21swapper/011:49:080
71370rcu_preempt0-21swapper/011:29:030
71370rcu_preempt0-21swapper/011:29:030
71370rcu_preempt0-21swapper/011:23:480
71370rcu_preempt0-21swapper/011:23:480
71370rcu_preempt0-21swapper/010:03:200
71370rcu_preempt0-21swapper/010:03:200
71370rcu_preempt0-21swapper/010:03:200
71370rcu_preempt0-21swapper/009:44:520
71370rcu_preempt0-21swapper/009:44:520
71370rcu_preempt0-21swapper/009:11:000
71370rcu_preempt0-21swapper/009:11:000
71370rcu_preempt0-21swapper/008:48:040
71370rcu_preempt0-21swapper/008:48:040
71370rcu_preempt0-21swapper/008:48:040
71370rcu_preempt0-21swapper/008:34:170
71370rcu_preempt0-21swapper/008:34:170
71370rcu_preempt0-21swapper/008:34:170
71360rcu_preempt2513-21sh10:57:271
71360rcu_preempt2513-21sh10:57:271
71360rcu_preempt20152-1kworker/1:0H07:56:281
71360rcu_preempt20152-1kworker/1:0H07:56:281
71360rcu_preempt20152-1kworker/1:0H07:56:281
71360rcu_preempt0-21swapper/310:47:053
71360rcu_preempt0-21swapper/310:47:053
71360rcu_preempt0-21swapper/210:24:392
71360rcu_preempt0-21swapper/210:24:392
71360rcu_preempt0-21swapper/210:24:392
71360rcu_preempt0-21swapper/209:30:392
71360rcu_preempt0-21swapper/209:30:392
71360rcu_preempt0-21swapper/209:30:392
71360rcu_preempt0-21swapper/112:10:401
71360rcu_preempt0-21swapper/112:10:401
71360rcu_preempt0-21swapper/112:10:401
71360rcu_preempt0-21swapper/110:59:201
71360rcu_preempt0-21swapper/110:59:201
71360rcu_preempt0-21swapper/109:07:251
71360rcu_preempt0-21swapper/109:07:251
71360rcu_preempt0-21swapper/109:07:251
71360rcu_preempt0-21swapper/108:34:041
71360rcu_preempt0-21swapper/108:34:041
71360rcu_preempt0-21swapper/108:34:041
71360rcu_preempt0-21swapper/107:43:331
71360rcu_preempt0-21swapper/107:43:331
71360rcu_preempt0-21swapper/107:43:331
71360rcu_preempt0-21swapper/012:41:340
71360rcu_preempt0-21swapper/012:41:340
71360rcu_preempt0-21swapper/012:41:340
71360rcu_preempt0-21swapper/011:55:150
71360rcu_preempt0-21swapper/011:55:150
71360rcu_preempt0-21swapper/011:22:200
71360rcu_preempt0-21swapper/011:22:200
71360rcu_preempt0-21swapper/010:41:300
71360rcu_preempt0-21swapper/010:41:300
71360rcu_preempt0-21swapper/010:41:300
71360rcu_preempt0-21swapper/010:27:410
71360rcu_preempt0-21swapper/010:27:410
71360rcu_preempt0-21swapper/009:58:490
71360rcu_preempt0-21swapper/009:58:490
71360rcu_preempt0-21swapper/009:35:130
71360rcu_preempt0-21swapper/009:35:130
71360rcu_preempt0-21swapper/009:28:540
71360rcu_preempt0-21swapper/009:28:540
71360rcu_preempt0-21swapper/009:28:540
71360rcu_preempt0-21swapper/008:43:220
71360rcu_preempt0-21swapper/008:43:220
46050360irq/122-QManpo9448-2110:48:550
46050360irq/122-QManpo9448-2110:48:550
46050360irq/122-QManpo9448-2110:48:550
46050360irq/122-QManpo23764-2110:48:550
46050360irq/122-QManpo23764-2110:48:550
46050360irq/122-QManpo13472-2110:48:550
46050360irq/122-QManpo13472-2110:48:550
177312360sleep017458-1kworker/0:3H07:46:310
177312360sleep017458-1kworker/0:3H07:46:310
177312360sleep017458-1kworker/0:3H07:46:310
71350rcu_preempt9046-21diskmemload10:16:321
71350rcu_preempt9046-21diskmemload10:16:321
71350rcu_preempt30301-21sh09:49:430
71350rcu_preempt30301-21sh09:49:430
71350rcu_preempt28778-21sh11:43:371
71350rcu_preempt28778-21sh11:43:371
71350rcu_preempt28778-21sh11:43:371
71350rcu_preempt11006-21sh12:11:232
71350rcu_preempt11006-21sh12:11:232
71350rcu_preempt11006-21sh12:11:232
71350rcu_preempt0-21swapper/312:25:203
71350rcu_preempt0-21swapper/312:25:203
71350rcu_preempt0-21swapper/312:25:203
71350rcu_preempt0-21swapper/310:13:103
71350rcu_preempt0-21swapper/310:13:103
71350rcu_preempt0-21swapper/310:09:503
71350rcu_preempt0-21swapper/310:09:503
71350rcu_preempt0-21swapper/308:02:433
71350rcu_preempt0-21swapper/308:02:433
71350rcu_preempt0-21swapper/308:02:433
71350rcu_preempt0-21swapper/212:31:212
71350rcu_preempt0-21swapper/212:31:212
71350rcu_preempt0-21swapper/210:53:562
71350rcu_preempt0-21swapper/210:53:562
71350rcu_preempt0-21swapper/209:52:562
71350rcu_preempt0-21swapper/209:52:562
71350rcu_preempt0-21swapper/209:52:562
71350rcu_preempt0-21swapper/207:27:202
71350rcu_preempt0-21swapper/207:27:202
71350rcu_preempt0-21swapper/207:27:202
71350rcu_preempt0-21swapper/111:57:351
71350rcu_preempt0-21swapper/111:57:351
71350rcu_preempt0-21swapper/111:57:351
71350rcu_preempt0-21swapper/111:52:121
71350rcu_preempt0-21swapper/111:52:121
71350rcu_preempt0-21swapper/109:18:471
71350rcu_preempt0-21swapper/109:18:471
71350rcu_preempt0-21swapper/109:18:471
71350rcu_preempt0-21swapper/109:08:221
71350rcu_preempt0-21swapper/109:08:221
71350rcu_preempt0-21swapper/107:25:111
71350rcu_preempt0-21swapper/107:25:111
71350rcu_preempt0-21swapper/107:25:111
71350rcu_preempt0-21swapper/012:30:490
71350rcu_preempt0-21swapper/012:30:490
71350rcu_preempt0-21swapper/012:13:110
71350rcu_preempt0-21swapper/012:13:110
71350rcu_preempt0-21swapper/012:13:110
71350rcu_preempt0-21swapper/011:04:210
71350rcu_preempt0-21swapper/011:04:210
71350rcu_preempt0-21swapper/011:04:210
71350rcu_preempt0-21swapper/011:04:210
71350rcu_preempt0-21swapper/010:15:150
71350rcu_preempt0-21swapper/010:15:150
71350rcu_preempt0-21swapper/009:21:200
71350rcu_preempt0-21swapper/009:21:200
71350rcu_preempt0-21swapper/009:21:200
46250350irq/120-QManpo0-2110:48:551
46250350irq/120-QManpo0-2110:48:551
46250350irq/120-QManpo0-2110:48:551
46050350irq/122-QManpo29485-2110:48:550
46050350irq/122-QManpo29485-2110:48:550
46050350irq/122-QManpo23291-2110:48:550
46050350irq/122-QManpo23291-2110:48:550
46050350irq/122-QManpo23291-2110:48:550
46050350irq/122-QManpo19331-210
46050350irq/122-QManpo19331-210
46050350irq/122-QManpo19331-210
46050350irq/122-QManpo17953-2110:48:550
46050350irq/122-QManpo17953-2110:48:550
46050350irq/122-QManpo17953-2110:48:550
46050350irq/122-QManpo16418-2110:48:550
46050350irq/122-QManpo16418-2110:48:550
46050350irq/122-QManpo12798-2110:48:550
46050350irq/122-QManpo12798-2110:48:550
104142350sleep07311-1kworker/0:1H09:13:280
104142350sleep07311-1kworker/0:1H09:13:280
71340rcu_preempt8628-21sh12:07:112
71340rcu_preempt8628-21sh12:07:112
71340rcu_preempt20877-21taskset10:32:162
71340rcu_preempt20877-21taskset10:32:162
71340rcu_preempt16041-21ssh11:21:352
71340rcu_preempt16041-21ssh11:21:352
71340rcu_preempt0-21swapper/212:35:532
71340rcu_preempt0-21swapper/212:35:532
71340rcu_preempt0-21swapper/210:36:122
71340rcu_preempt0-21swapper/210:36:122
71340rcu_preempt0-21swapper/210:16:272
71340rcu_preempt0-21swapper/210:16:272
71340rcu_preempt0-21swapper/208:53:152
71340rcu_preempt0-21swapper/208:53:152
71340rcu_preempt0-21swapper/208:22:562
71340rcu_preempt0-21swapper/208:22:562
71340rcu_preempt0-21swapper/208:22:562
71340rcu_preempt0-21swapper/207:37:572
71340rcu_preempt0-21swapper/207:37:572
71340rcu_preempt0-21swapper/112:20:441
71340rcu_preempt0-21swapper/112:20:441
71340rcu_preempt0-21swapper/111:05:511
71340rcu_preempt0-21swapper/111:05:511
71340rcu_preempt0-21swapper/111:05:511
71340rcu_preempt0-21swapper/111:05:511
71340rcu_preempt0-21swapper/110:10:251
71340rcu_preempt0-21swapper/110:10:251
71340rcu_preempt0-21swapper/109:56:591
71340rcu_preempt0-21swapper/109:56:591
71340rcu_preempt0-21swapper/109:56:591
71340rcu_preempt0-21swapper/109:30:061
71340rcu_preempt0-21swapper/109:30:061
71340rcu_preempt0-21swapper/109:30:061
71340rcu_preempt0-21swapper/109:17:041
71340rcu_preempt0-21swapper/109:17:041
71340rcu_preempt0-21swapper/108:24:581
71340rcu_preempt0-21swapper/108:24:581
71340rcu_preempt0-21swapper/108:24:581
71340rcu_preempt0-21swapper/107:12:501
71340rcu_preempt0-21swapper/107:12:501
71340rcu_preempt0-21swapper/010:56:420
71340rcu_preempt0-21swapper/010:56:420
71340rcu_preempt0-21swapper/008:17:410
71340rcu_preempt0-21swapper/008:17:410
71340rcu_preempt0-21swapper/008:00:350
71340rcu_preempt0-21swapper/008:00:350
71340rcu_preempt0-21swapper/008:00:350
71340rcu_preempt0-21swapper/007:19:000
71340rcu_preempt0-21swapper/007:19:000
46050340irq/122-QManpo6322-2110:48:550
46050340irq/122-QManpo6322-2110:48:550
46050340irq/122-QManpo6322-2110:48:550
46050340irq/122-QManpo14012-2110:48:550
46050340irq/122-QManpo14012-2110:48:550
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
1599340migration/024825-21runrttasks09:39:380
1599340migration/024825-21runrttasks09:39:380
71330rcu_preempt8216-21runrttasks07:12:310
71330rcu_preempt8216-21runrttasks07:12:310
71330rcu_preempt1958-21snmpd10:33:551
71330rcu_preempt1958-21snmpd10:33:551
71330rcu_preempt0-21swapper/308:07:363
71330rcu_preempt0-21swapper/308:07:363
71330rcu_preempt0-21swapper/211:57:462
71330rcu_preempt0-21swapper/211:57:462
71330rcu_preempt0-21swapper/211:57:462
71330rcu_preempt0-21swapper/210:58:032
71330rcu_preempt0-21swapper/210:58:032
71330rcu_preempt0-21swapper/210:48:592
71330rcu_preempt0-21swapper/210:48:592
71330rcu_preempt0-21swapper/209:48:402
71330rcu_preempt0-21swapper/209:48:402
71330rcu_preempt0-21swapper/209:21:412
71330rcu_preempt0-21swapper/209:21:412
71330rcu_preempt0-21swapper/209:21:412
71330rcu_preempt0-21swapper/208:38:392
71330rcu_preempt0-21swapper/208:38:392
71330rcu_preempt0-21swapper/207:14:202
71330rcu_preempt0-21swapper/207:14:202
71330rcu_preempt0-21swapper/112:38:421
71330rcu_preempt0-21swapper/112:34:261
71330rcu_preempt0-21swapper/112:34:261
71330rcu_preempt0-21swapper/112:16:301
71330rcu_preempt0-21swapper/112:16:301
71330rcu_preempt0-21swapper/112:16:301
71330rcu_preempt0-21swapper/111:38:381
71330rcu_preempt0-21swapper/111:38:381
71330rcu_preempt0-21swapper/111:21:111
71330rcu_preempt0-21swapper/111:21:111
71330rcu_preempt0-21swapper/110:38:141
71330rcu_preempt0-21swapper/110:38:141
71330rcu_preempt0-21swapper/110:38:141
71330rcu_preempt0-21swapper/109:52:281
71330rcu_preempt0-21swapper/109:52:281
71330rcu_preempt0-21swapper/109:40:301
71330rcu_preempt0-21swapper/109:40:301
71330rcu_preempt0-21swapper/108:08:171
71330rcu_preempt0-21swapper/108:08:171
71330rcu_preempt0-21swapper/107:28:231
71330rcu_preempt0-21swapper/107:28:231
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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