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2026-08-17 - 21:12
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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 Aug 17, 2026 12:44:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71440rcu_preempt0-21swapper/211:29:422
71440rcu_preempt0-21swapper/211:29:422
71440rcu_preempt0-21swapper/211:29:422
71420rcu_preempt0-21swapper/108:48:481
71420rcu_preempt0-21swapper/108:48:481
71410rcu_preempt0-21swapper/212:20:152
71410rcu_preempt0-21swapper/212:20:152
71400rcu_preempt25373-21apt-get08:29:421
71400rcu_preempt25373-21apt-get08:29:421
71400rcu_preempt0-21swapper/309:41:293
71400rcu_preempt0-21swapper/309:41:293
71400rcu_preempt0-21swapper/210:19:322
71400rcu_preempt0-21swapper/210:19:322
46250400irq/120-QManpo4547-2110:48:551
46250400irq/120-QManpo4547-2110:48:551
71390rcu_preempt9879-21sh11:15:280
71390rcu_preempt9879-21sh11:15:280
71390rcu_preempt11404-1kworker/1:2H10:28:381
71390rcu_preempt11404-1kworker/1:2H10:28:381
71390rcu_preempt0-21swapper/212:02:442
71390rcu_preempt0-21swapper/212:02:442
71390rcu_preempt0-21swapper/212:02:442
71390rcu_preempt0-21swapper/209:55:292
71390rcu_preempt0-21swapper/209:55:292
71390rcu_preempt0-21swapper/010:34:440
71390rcu_preempt0-21swapper/010:34:440
71380rcu_preempt5833-21cat11:09:333
71380rcu_preempt5833-21cat11:09:333
71380rcu_preempt32013-21grep09:59:590
71380rcu_preempt32013-21grep09:59:590
71380rcu_preempt0-21swapper/210:04:412
71380rcu_preempt0-21swapper/210:04:412
71380rcu_preempt0-21swapper/209:30:152
71380rcu_preempt0-21swapper/209:30:152
71380rcu_preempt0-21swapper/111:09:401
71380rcu_preempt0-21swapper/111:09:401
71380rcu_preempt0-21swapper/111:09:401
71380rcu_preempt0-21swapper/011:43:090
71380rcu_preempt0-21swapper/011:43:090
71380rcu_preempt0-21swapper/011:43:090
71380rcu_preempt0-21swapper/010:28:150
71380rcu_preempt0-21swapper/010:28:150
46050380irq/122-QManpo0-210
46050380irq/122-QManpo0-210
71370rcu_preempt18603-21/usr/sbin/munin10:34:511
71370rcu_preempt18603-21/usr/sbin/munin10:34:511
71370rcu_preempt0-21swapper/212:13:512
71370rcu_preempt0-21swapper/212:13:512
71370rcu_preempt0-21swapper/211:39:102
71370rcu_preempt0-21swapper/211:39:102
71370rcu_preempt0-21swapper/209:59:542
71370rcu_preempt0-21swapper/209:59:542
71370rcu_preempt0-21swapper/209:49:482
71370rcu_preempt0-21swapper/209:49:482
71370rcu_preempt0-21swapper/209:39:582
71370rcu_preempt0-21swapper/209:39:582
71370rcu_preempt0-21swapper/208:52:572
71370rcu_preempt0-21swapper/110:16:041
71370rcu_preempt0-21swapper/110:16:041
71370rcu_preempt0-21swapper/109:31:371
71370rcu_preempt0-21swapper/109:31:371
71370rcu_preempt0-21swapper/012:31:310
71370rcu_preempt0-21swapper/012:31:310
71370rcu_preempt0-21swapper/012:31:310
71370rcu_preempt0-21swapper/011:50:520
71370rcu_preempt0-21swapper/011:50:520
71370rcu_preempt0-21swapper/009:39:170
71370rcu_preempt0-21swapper/009:39:170
71370rcu_preempt0-21swapper/007:39:340
71360rcu_preempt2042-21meminfo10:04:521
71360rcu_preempt2042-21meminfo10:04:521
71360rcu_preempt17006-21apt-get11:29:551
71360rcu_preempt17006-21apt-get11:29:551
71360rcu_preempt17006-21apt-get11:29:551
71360rcu_preempt0-21swapper/212:41:522
71360rcu_preempt0-21swapper/212:41:522
71360rcu_preempt0-21swapper/212:07:012
71360rcu_preempt0-21swapper/212:07:012
71360rcu_preempt0-21swapper/211:05:352
71360rcu_preempt0-21swapper/211:05:352
71360rcu_preempt0-21swapper/211:02:022
71360rcu_preempt0-21swapper/211:02:022
71360rcu_preempt0-21swapper/209:39:332
71360rcu_preempt0-21swapper/209:39:332
71360rcu_preempt0-21swapper/209:04:332
71360rcu_preempt0-21swapper/209:04:332
71360rcu_preempt0-21swapper/207:51:022
71360rcu_preempt0-21swapper/207:51:022
71360rcu_preempt0-21swapper/207:39:562
71360rcu_preempt0-21swapper/207:39:562
71360rcu_preempt0-21swapper/207:24:292
71360rcu_preempt0-21swapper/207:24:292
71360rcu_preempt0-21swapper/108:58:101
71360rcu_preempt0-21swapper/108:58:101
71360rcu_preempt0-21swapper/108:27:261
71360rcu_preempt0-21swapper/108:27:261
71360rcu_preempt0-21swapper/107:54:331
71360rcu_preempt0-21swapper/107:54:331
71360rcu_preempt0-21swapper/012:23:030
71360rcu_preempt0-21swapper/012:23:030
71360rcu_preempt0-21swapper/012:17:280
71360rcu_preempt0-21swapper/012:17:280
71360rcu_preempt0-21swapper/011:34:450
71360rcu_preempt0-21swapper/011:34:450
71360rcu_preempt0-21swapper/011:10:330
71360rcu_preempt0-21swapper/011:10:330
71360rcu_preempt0-21swapper/011:10:330
71360rcu_preempt0-21swapper/010:39:510
71360rcu_preempt0-21swapper/010:39:510
71360rcu_preempt0-21swapper/010:39:510
71350rcu_preempt5356-21date09:14:312
71350rcu_preempt5356-21date09:14:312
71350rcu_preempt25977-21ssh10:47:091
71350rcu_preempt25977-21ssh10:47:091
71350rcu_preempt2575-21latency_hist09:04:310
71350rcu_preempt2575-21latency_hist09:04:310
71350rcu_preempt17131-21taskset12:25:570
71350rcu_preempt17131-21taskset12:25:570
71350rcu_preempt0-21swapper/312:10:113
71350rcu_preempt0-21swapper/312:10:113
71350rcu_preempt0-21swapper/312:04:413
71350rcu_preempt0-21swapper/312:04:413
71350rcu_preempt0-21swapper/211:40:522
71350rcu_preempt0-21swapper/211:40:522
71350rcu_preempt0-21swapper/211:40:522
71350rcu_preempt0-21swapper/211:14:512
71350rcu_preempt0-21swapper/211:14:512
71350rcu_preempt0-21swapper/210:36:562
71350rcu_preempt0-21swapper/210:36:562
71350rcu_preempt0-21swapper/209:46:062
71350rcu_preempt0-21swapper/209:46:062
71350rcu_preempt0-21swapper/209:25:022
71350rcu_preempt0-21swapper/209:25:022
71350rcu_preempt0-21swapper/209:23:522
71350rcu_preempt0-21swapper/209:23:522
71350rcu_preempt0-21swapper/208:29:282
71350rcu_preempt0-21swapper/208:29:282
71350rcu_preempt0-21swapper/112:19:381
71350rcu_preempt0-21swapper/112:19:381
71350rcu_preempt0-21swapper/112:10:351
71350rcu_preempt0-21swapper/112:10:351
71350rcu_preempt0-21swapper/111:19:401
71350rcu_preempt0-21swapper/111:19:401
71350rcu_preempt0-21swapper/107:39:231
71350rcu_preempt0-21swapper/012:04:500
71350rcu_preempt0-21swapper/012:04:500
71350rcu_preempt0-21swapper/010:32:190
71350rcu_preempt0-21swapper/010:32:190
71350rcu_preempt0-21swapper/010:06:100
71350rcu_preempt0-21swapper/010:06:100
71350rcu_preempt0-21swapper/009:54:500
71350rcu_preempt0-21swapper/009:54:500
71350rcu_preempt0-21swapper/009:40:100
71350rcu_preempt0-21swapper/009:40:100
71350rcu_preempt0-21swapper/009:20:100
71350rcu_preempt0-21swapper/009:20:100
46050350irq/122-QManpo12407-10
46050350irq/122-QManpo12407-10
46050350irq/122-QManpo11523-2110:48:550
46050350irq/122-QManpo11523-2110:48:550
46050350irq/122-QManpo11523-2110:48:550
46050350irq/122-QManpo0-210
46050350irq/122-QManpo0-210
71340rcu_preempt8634-21latency_hist11:14:332
71340rcu_preempt8634-21latency_hist11:14:332
71340rcu_preempt8634-21latency_hist11:14:332
71340rcu_preempt30182-21ssh10:54:493
71340rcu_preempt30182-21ssh10:54:493
71340rcu_preempt2891-21grep09:04:442
71340rcu_preempt2891-21grep09:04:442
71340rcu_preempt27090-21taskset09:51:493
71340rcu_preempt27090-21taskset09:51:493
71340rcu_preempt17589-21proc_pri07:59:543
71340rcu_preempt17589-21proc_pri07:59:543
71340rcu_preempt13885-21latency_hist09:29:301
71340rcu_preempt13885-21latency_hist09:29:301
71340rcu_preempt0-21swapper/312:28:133
71340rcu_preempt0-21swapper/312:28:133
71340rcu_preempt0-21swapper/311:44:413
71340rcu_preempt0-21swapper/311:44:413
71340rcu_preempt0-21swapper/309:22:203
71340rcu_preempt0-21swapper/309:22:203
71340rcu_preempt0-21swapper/308:56:243
71340rcu_preempt0-21swapper/308:56:243
71340rcu_preempt0-21swapper/212:37:512
71340rcu_preempt0-21swapper/212:37:512
71340rcu_preempt0-21swapper/210:55:302
71340rcu_preempt0-21swapper/210:55:302
71340rcu_preempt0-21swapper/210:48:592
71340rcu_preempt0-21swapper/210:48:592
71340rcu_preempt0-21swapper/210:43:302
71340rcu_preempt0-21swapper/210:43:302
71340rcu_preempt0-21swapper/210:43:302
71340rcu_preempt0-21swapper/209:19:262
71340rcu_preempt0-21swapper/209:19:262
71340rcu_preempt0-21swapper/208:47:592
71340rcu_preempt0-21swapper/208:47:592
71340rcu_preempt0-21swapper/112:39:441
71340rcu_preempt0-21swapper/112:39:441
71340rcu_preempt0-21swapper/112:00:041
71340rcu_preempt0-21swapper/112:00:041
71340rcu_preempt0-21swapper/112:00:041
71340rcu_preempt0-21swapper/111:28:521
71340rcu_preempt0-21swapper/111:28:521
71340rcu_preempt0-21swapper/111:08:031
71340rcu_preempt0-21swapper/111:08:031
71340rcu_preempt0-21swapper/110:59:561
71340rcu_preempt0-21swapper/110:59:561
71340rcu_preempt0-21swapper/109:52:061
71340rcu_preempt0-21swapper/109:52:061
71340rcu_preempt0-21swapper/109:45:141
71340rcu_preempt0-21swapper/109:45:141
71340rcu_preempt0-21swapper/109:35:451
71340rcu_preempt0-21swapper/109:35:451
71340rcu_preempt0-21swapper/012:42:010
71340rcu_preempt0-21swapper/012:42:010
71340rcu_preempt0-21swapper/012:02:170
71340rcu_preempt0-21swapper/012:02:170
71340rcu_preempt0-21swapper/012:02:170
71340rcu_preempt0-21swapper/011:29:470
71340rcu_preempt0-21swapper/011:29:470
71340rcu_preempt0-21swapper/011:29:470
71340rcu_preempt0-21swapper/011:02:180
71340rcu_preempt0-21swapper/011:02:180
71340rcu_preempt0-21swapper/010:18:420
71340rcu_preempt0-21swapper/010:18:420
71340rcu_preempt0-21swapper/009:17:380
71340rcu_preempt0-21swapper/009:17:380
4791993428cyclictest29070-21timerandwakeup09:54:551
4791993428cyclictest29070-21timerandwakeup09:54:551
46450340irq/118-QManpo27879-12
46450340irq/118-QManpo27879-12
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
71330rcu_preempt6368-21ssh10:12:351
71330rcu_preempt6368-21ssh10:12:351
71330rcu_preempt4802-21df_inode12:04:461
71330rcu_preempt4802-21df_inode12:04:461
71330rcu_preempt32386-21ssh10:59:131
71330rcu_preempt32386-21ssh10:59:131
71330rcu_preempt31543-21ssh11:54:462
71330rcu_preempt31543-21ssh11:54:462
71330rcu_preempt26631-1kworker/2:2H11:45:392
71330rcu_preempt26631-1kworker/2:2H11:45:392
71330rcu_preempt11670-21runrttasks12:16:242
71330rcu_preempt11670-21runrttasks12:16:242
71330rcu_preempt0-21swapper/312:19:533
71330rcu_preempt0-21swapper/312:19:533
71330rcu_preempt0-21swapper/311:49:473
71330rcu_preempt0-21swapper/311:49:473
71330rcu_preempt0-21swapper/212:30:122
71330rcu_preempt0-21swapper/212:30:122
71330rcu_preempt0-21swapper/212:30:122
71330rcu_preempt0-21swapper/211:50:192
71330rcu_preempt0-21swapper/211:50:192
71330rcu_preempt0-21swapper/211:19:462
71330rcu_preempt0-21swapper/211:19:462
71330rcu_preempt0-21swapper/210:22:332
71330rcu_preempt0-21swapper/210:22:332
71330rcu_preempt0-21swapper/210:22:332
71330rcu_preempt0-21swapper/207:25:012
71330rcu_preempt0-21swapper/207:25:012
71330rcu_preempt0-21swapper/112:35:571
71330rcu_preempt0-21swapper/112:35:571
71330rcu_preempt0-21swapper/112:26:081
71330rcu_preempt0-21swapper/112:26:081
71330rcu_preempt0-21swapper/111:34:491
71330rcu_preempt0-21swapper/111:34:491
71330rcu_preempt0-21swapper/110:44:301
71330rcu_preempt0-21swapper/110:44:301
71330rcu_preempt0-21swapper/110:44:301
71330rcu_preempt0-21swapper/110:30:401
71330rcu_preempt0-21swapper/110:30:401
71330rcu_preempt0-21swapper/110:04:281
71330rcu_preempt0-21swapper/110:04:281
71330rcu_preempt0-21swapper/108:43:191
71330rcu_preempt0-21swapper/108:43:191
71330rcu_preempt0-21swapper/108:37:071
71330rcu_preempt0-21swapper/108:37:071
71330rcu_preempt0-21swapper/108:24:341
71330rcu_preempt0-21swapper/108:24:341
71330rcu_preempt0-21swapper/108:24:341
71330rcu_preempt0-21swapper/009:50:390
71330rcu_preempt0-21swapper/009:50:390
71330rcu_preempt0-21swapper/009:04:510
71330rcu_preempt0-21swapper/009:04:510
46050330irq/122-QManpo13235-2110:48:550
46050330irq/122-QManpo13235-2110:48:550
46050330irq/122-QManpo0-210
46050330irq/122-QManpo0-210
46050330irq/122-QManpo0-210
46050330irq/122-QManpo0-210
46050330irq/122-QManpo0-210
46050330irq/122-QManpo0-210
46050330irq/122-QManpo0-210
46050330irq/122-QManpo0-210
46050330irq/122-QManpo0-210
46050330irq/122-QManpo0-210
46050330irq/122-QManpo0-210
46050330irq/122-QManpo0-210
46050330irq/122-QManpo0-210
46050330irq/122-QManpo0-210
71320rcu_preempt0-21swapper/311:16:213
71320rcu_preempt0-21swapper/311:16:213
71320rcu_preempt0-21swapper/310:29:533
71320rcu_preempt0-21swapper/310:29:533
71320rcu_preempt0-21swapper/309:47:393
71320rcu_preempt0-21swapper/309:47:393
71320rcu_preempt0-21swapper/308:45:103
71320rcu_preempt0-21swapper/308:45:103
71320rcu_preempt0-21swapper/210:50:052
71320rcu_preempt0-21swapper/210:50:052
71320rcu_preempt0-21swapper/210:30:012
71320rcu_preempt0-21swapper/210:30:012
71320rcu_preempt0-21swapper/210:14:172
71320rcu_preempt0-21swapper/210:14:172
71320rcu_preempt0-21swapper/208:56:072
71320rcu_preempt0-21swapper/208:56:072
71320rcu_preempt0-21swapper/208:12:432
71320rcu_preempt0-21swapper/208:12:432
71320rcu_preempt0-21swapper/208:02:072
71320rcu_preempt0-21swapper/208:02:072
71320rcu_preempt0-21swapper/207:46:082
71320rcu_preempt0-21swapper/207:46:082
71320rcu_preempt0-21swapper/207:37:042
71320rcu_preempt0-21swapper/111:48:541
71320rcu_preempt0-21swapper/111:48:541
71320rcu_preempt0-21swapper/110:53:171
71320rcu_preempt0-21swapper/110:53:171
71320rcu_preempt0-21swapper/109:15:301
71320rcu_preempt0-21swapper/109:15:301
71320rcu_preempt0-21swapper/109:14:221
71320rcu_preempt0-21swapper/109:14:221
71320rcu_preempt0-21swapper/108:14:461
71320rcu_preempt0-21swapper/108:14:461
71320rcu_preempt0-21swapper/107:59:461
71320rcu_preempt0-21swapper/107:59:461
71320rcu_preempt0-21swapper/009:44:410
71320rcu_preempt0-21swapper/009:44:410
46650320irq/116-QManpo21046-2110:48:553
46650320irq/116-QManpo21046-2110:48:553
46050320irq/122-QManpo12892-2110:48:550
46050320irq/122-QManpo12892-2110:48:550
2299320migration/215263-21unixbench_multi11:24:572
2299320migration/215263-21unixbench_multi11:24:572
71310rcu_preempt32547-21runrttasks11:55:481
71310rcu_preempt32547-21runrttasks11:55:481
71310rcu_preempt25349-21latency_hist08:29:330
71310rcu_preempt16940-21ssh12:25:252
71310rcu_preempt16940-21ssh12:25:252
71310rcu_preempt16557-1kworker/2:1H08:19:302
71310rcu_preempt16557-1kworker/2:1H08:19:302
71310rcu_preempt15002-21ls07:49:563
71310rcu_preempt15002-21ls07:49:563
71310rcu_preempt0-21swapper/311:35:533
71310rcu_preempt0-21swapper/311:35:533
71310rcu_preempt0-21swapper/311:20:243
71310rcu_preempt0-21swapper/311:20:243
71310rcu_preempt0-21swapper/311:10:213
71310rcu_preempt0-21swapper/311:10:213
71310rcu_preempt0-21swapper/311:10:213
71310rcu_preempt0-21swapper/311:00:083
71310rcu_preempt0-21swapper/311:00:083
71310rcu_preempt0-21swapper/310:13:223
71310rcu_preempt0-21swapper/310:13:223
71310rcu_preempt0-21swapper/310:00:113
71310rcu_preempt0-21swapper/310:00:113
71310rcu_preempt0-21swapper/309:38:143
71310rcu_preempt0-21swapper/309:38:143
71310rcu_preempt0-21swapper/309:28:343
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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