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2026-08-26 - 00:24
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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 Tue Aug 25, 2026 12:44:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2917321100chrt46050irq/122-QMan10:48:550
2917321100chrt46050irq/122-QMan10:48:550
2917321100chrt46050irq/122-QMan10:48:550
46050490irq/122-QManpo21526-2110:48:550
46050490irq/122-QManpo21526-2110:48:550
46250480irq/120-QManpo21593-2110:48:551
46250480irq/120-QManpo21593-2110:48:551
71440rcu_preempt19370-21apt-get11:04:510
71440rcu_preempt19370-21apt-get11:04:510
46050440irq/122-QManpo0-210
46050440irq/122-QManpo0-210
46050440irq/122-QManpo0-210
46050440irq/122-QManpo0-210
46050440irq/122-QManpo0-210
46050430irq/122-QManpo0-210
46050430irq/122-QManpo0-210
1599420migration/024734-21runrttasks09:19:000
1599420migration/024734-21runrttasks09:19:000
1599420migration/024734-21runrttasks09:19:000
71410rcu_preempt27594-1kworker/2:2H10:24:412
71410rcu_preempt27594-1kworker/2:2H10:24:412
71410rcu_preempt27594-1kworker/2:2H10:24:412
71410rcu_preempt20577-1kworker/2:2H12:05:082
71410rcu_preempt20577-1kworker/2:2H12:05:082
71410rcu_preempt0-21swapper/110:15:071
71410rcu_preempt0-21swapper/110:15:071
71410rcu_preempt0-21swapper/109:45:341
71410rcu_preempt0-21swapper/109:45:341
71410rcu_preempt0-21swapper/012:06:230
71410rcu_preempt0-21swapper/012:06:230
71400rcu_preempt29140-21apt-get10:24:391
71400rcu_preempt29140-21apt-get10:24:391
71400rcu_preempt29140-21apt-get10:24:391
71390rcu_preempt18021-21date10:04:450
71390rcu_preempt18021-21date10:04:450
71390rcu_preempt0-21swapper/109:51:251
71390rcu_preempt0-21swapper/109:51:251
46450390irq/118-QManpo21594-2110:48:552
46450390irq/118-QManpo21594-2110:48:552
46050390irq/122-QManpo29086-2110:48:550
46050390irq/122-QManpo29086-2110:48:550
46050390irq/122-QManpo29086-2110:48:550
71380rcu_preempt11410-21/usr/sbin/munin08:34:560
71380rcu_preempt11410-21/usr/sbin/munin08:34:560
71380rcu_preempt0-21swapper/111:29:501
71380rcu_preempt0-21swapper/111:29:501
71380rcu_preempt0-21swapper/011:59:460
71380rcu_preempt0-21swapper/011:59:460
71380rcu_preempt0-21swapper/011:59:460
46050380irq/122-QManpo23900-2110:48:550
46050380irq/122-QManpo23900-2110:48:550
46050380irq/122-QManpo0-210
46050380irq/122-QManpo0-210
46050380irq/122-QManpo0-210
46050380irq/122-QManpo0-210
71370rcu_preempt7013-21taskset10:42:080
71370rcu_preempt7013-21taskset10:42:080
71370rcu_preempt26287-21ssh09:20:340
71370rcu_preempt26287-21ssh09:20:340
71370rcu_preempt26151-21ssh11:15:470
71370rcu_preempt26151-21ssh11:15:470
71370rcu_preempt19206-21ssh10:05:460
71370rcu_preempt19206-21ssh10:05:460
71370rcu_preempt19178-21apt-get11:05:042
71370rcu_preempt19178-21apt-get11:05:042
71370rcu_preempt17970-21sh10:04:430
71370rcu_preempt0-21swapper/312:44:183
71370rcu_preempt0-21swapper/312:44:183
71370rcu_preempt0-21swapper/312:44:183
71370rcu_preempt0-21swapper/210:24:542
71370rcu_preempt0-21swapper/210:24:542
71370rcu_preempt0-21swapper/012:36:520
71370rcu_preempt0-21swapper/012:36:520
71370rcu_preempt0-21swapper/010:50:190
71370rcu_preempt0-21swapper/010:50:190
71370rcu_preempt0-21swapper/010:25:510
71370rcu_preempt0-21swapper/010:25:510
71370rcu_preempt0-21swapper/008:29:370
71370rcu_preempt0-21swapper/008:29:370
46050370irq/122-QManpo29714-2110:48:550
46050370irq/122-QManpo29714-2110:48:550
46050370irq/122-QManpo12406-2110:48:550
46050370irq/122-QManpo12406-2110:48:550
71360rcu_preempt32036-21ssh11:26:360
71360rcu_preempt32036-21ssh11:26:360
71360rcu_preempt0-21swapper/212:24:502
71360rcu_preempt0-21swapper/212:24:502
71360rcu_preempt0-21swapper/212:00:082
71360rcu_preempt0-21swapper/212:00:082
71360rcu_preempt0-21swapper/212:00:082
71360rcu_preempt0-21swapper/112:31:331
71360rcu_preempt0-21swapper/112:31:331
71360rcu_preempt0-21swapper/111:24:391
71360rcu_preempt0-21swapper/111:24:391
71360rcu_preempt0-21swapper/111:24:391
71360rcu_preempt0-21swapper/110:58:481
71360rcu_preempt0-21swapper/110:58:481
71360rcu_preempt0-21swapper/110:58:481
71360rcu_preempt0-21swapper/109:16:471
71360rcu_preempt0-21swapper/109:16:471
71360rcu_preempt0-21swapper/109:16:471
71360rcu_preempt0-21swapper/012:31:340
71360rcu_preempt0-21swapper/012:31:340
71360rcu_preempt0-21swapper/011:52:420
71360rcu_preempt0-21swapper/011:52:420
71360rcu_preempt0-21swapper/011:39:290
71360rcu_preempt0-21swapper/011:39:290
71360rcu_preempt0-21swapper/010:32:080
71360rcu_preempt0-21swapper/010:32:080
46050360irq/122-QManpo8132-210
46050360irq/122-QManpo8132-210
46050360irq/122-QManpo8132-210
100650360irq/38-i2c-mpc0-21swapper/012:25:340
100650360irq/38-i2c-mpc0-21swapper/012:25:340
71350rcu_preempt22168-21latency_hist09:14:400
71350rcu_preempt22168-21latency_hist09:14:400
71350rcu_preempt17525-21runrttasks11:00:130
71350rcu_preempt17525-21runrttasks11:00:130
71350rcu_preempt17525-21runrttasks11:00:130
71350rcu_preempt0-21swapper/212:13:032
71350rcu_preempt0-21swapper/212:13:032
71350rcu_preempt0-21swapper/209:58:042
71350rcu_preempt0-21swapper/209:58:042
71350rcu_preempt0-21swapper/209:39:582
71350rcu_preempt0-21swapper/209:39:582
71350rcu_preempt0-21swapper/209:39:582
71350rcu_preempt0-21swapper/111:28:391
71350rcu_preempt0-21swapper/111:28:391
71350rcu_preempt0-21swapper/109:40:331
71350rcu_preempt0-21swapper/109:40:331
71350rcu_preempt0-21swapper/109:40:331
71350rcu_preempt0-21swapper/009:41:530
71350rcu_preempt0-21swapper/009:41:530
71350rcu_preempt0-21swapper/009:41:530
46650350irq/116-QManpo21413-2110:48:553
46650350irq/116-QManpo21413-2110:48:553
46050350irq/122-QManpo6602-210
46050350irq/122-QManpo6602-210
46050350irq/122-QManpo22808-2110:48:550
46050350irq/122-QManpo22808-2110:48:550
46050350irq/122-QManpo22808-2110:48:550
46050350irq/122-QManpo13954-2110:48:550
46050350irq/122-QManpo13954-2110:48:550
46050350irq/122-QManpo0-210
46050350irq/122-QManpo0-210
46050350irq/122-QManpo0-210
46050350irq/122-QManpo0-210
326802350sleep030666-1kworker/0:0H09:32:420
326802350sleep030666-1kworker/0:0H09:32:420
238802350sleep019823-1kworker/0:2H07:23:250
238802350sleep019823-1kworker/0:2H07:23:250
238802350sleep019823-1kworker/0:2H07:23:250
95632340chrt6386-1kworker/0:0H12:41:550
95632340chrt6386-1kworker/0:0H12:41:550
95632340chrt6386-1kworker/0:0H12:41:550
71340rcu_preempt32069-21ssh10:29:501
71340rcu_preempt32069-21ssh10:29:501
71340rcu_preempt31660-21ssh10:29:061
71340rcu_preempt31660-21ssh10:29:061
71340rcu_preempt27644-21ssh12:16:151
71340rcu_preempt27644-21ssh12:16:151
71340rcu_preempt0-21swapper/112:02:591
71340rcu_preempt0-21swapper/112:02:591
71340rcu_preempt0-21swapper/112:02:591
71340rcu_preempt0-21swapper/111:12:321
71340rcu_preempt0-21swapper/111:12:321
71340rcu_preempt0-21swapper/111:12:321
71340rcu_preempt0-21swapper/110:06:301
71340rcu_preempt0-21swapper/110:06:301
71340rcu_preempt0-21swapper/010:36:420
71340rcu_preempt0-21swapper/010:36:420
71340rcu_preempt0-21swapper/010:36:420
71340rcu_preempt0-21swapper/009:45:290
71340rcu_preempt0-21swapper/009:45:290
71340rcu_preempt0-21swapper/008:51:010
71340rcu_preempt0-21swapper/008:51:010
71340rcu_preempt0-21swapper/008:33:430
71340rcu_preempt0-21swapper/007:56:530
71340rcu_preempt0-21swapper/007:56:530
46050340irq/122-QManpo30427-2110:48:550
46050340irq/122-QManpo30427-2110:48:550
46050340irq/122-QManpo30427-2110:48:550
46050340irq/122-QManpo24393-2110:48:550
46050340irq/122-QManpo24393-2110:48:550
46050340irq/122-QManpo10010-2110:48:550
46050340irq/122-QManpo10010-2110:48:550
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
71330rcu_preempt5573-21runrttasks12:35:002
71330rcu_preempt5573-21runrttasks12:35:002
71330rcu_preempt31125-21runrttasks12:23:022
71330rcu_preempt31125-21runrttasks12:23:022
71330rcu_preempt31125-21runrttasks12:23:022
71330rcu_preempt25970-1ssh10:18:492
71330rcu_preempt25970-1ssh10:18:492
71330rcu_preempt25775-21grep11:15:081
71330rcu_preempt25775-21grep11:15:081
71330rcu_preempt0-21swapper/308:05:043
71330rcu_preempt0-21swapper/308:05:043
71330rcu_preempt0-21swapper/212:30:512
71330rcu_preempt0-21swapper/212:30:512
71330rcu_preempt0-21swapper/212:14:532
71330rcu_preempt0-21swapper/212:14:532
71330rcu_preempt0-21swapper/211:25:192
71330rcu_preempt0-21swapper/211:25:192
71330rcu_preempt0-21swapper/208:12:032
71330rcu_preempt0-21swapper/112:42:151
71330rcu_preempt0-21swapper/112:42:151
71330rcu_preempt0-21swapper/112:42:151
71330rcu_preempt0-21swapper/112:36:211
71330rcu_preempt0-21swapper/112:36:211
71330rcu_preempt0-21swapper/111:59:381
71330rcu_preempt0-21swapper/111:59:381
71330rcu_preempt0-21swapper/111:52:451
71330rcu_preempt0-21swapper/111:52:451
71330rcu_preempt0-21swapper/111:42:441
71330rcu_preempt0-21swapper/111:42:441
71330rcu_preempt0-21swapper/111:09:421
71330rcu_preempt0-21swapper/111:09:421
71330rcu_preempt0-21swapper/110:45:071
71330rcu_preempt0-21swapper/110:45:071
71330rcu_preempt0-21swapper/110:45:071
71330rcu_preempt0-21swapper/109:39:061
71330rcu_preempt0-21swapper/109:39:061
71330rcu_preempt0-21swapper/109:39:061
71330rcu_preempt0-21swapper/109:33:101
71330rcu_preempt0-21swapper/109:33:101
71330rcu_preempt0-21swapper/109:07:101
71330rcu_preempt0-21swapper/109:07:101
71330rcu_preempt0-21swapper/009:01:350
71330rcu_preempt0-21swapper/009:01:350
71330rcu_preempt0-21swapper/008:04:460
71330rcu_preempt0-21swapper/008:04:460
71330rcu_preempt0-21swapper/007:30:010
71330rcu_preempt0-21swapper/007:30:010
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_preempt29093-21apt-get10:25:043
71320rcu_preempt29093-21apt-get10:25:043
71320rcu_preempt27809-21192.168.115.40-07:35:092
71320rcu_preempt27809-21192.168.115.40-07:35:092
71320rcu_preempt18711-21ssh12:00:093
71320rcu_preempt18711-21ssh12:00:093
71320rcu_preempt18711-21ssh12:00:093
71320rcu_preempt12326-21taskset10:51:241
71320rcu_preempt12326-21taskset10:51:241
71320rcu_preempt0-21swapper/311:31:453
71320rcu_preempt0-21swapper/311:31:453
71320rcu_preempt0-21swapper/311:07:313
71320rcu_preempt0-21swapper/311:07:313
71320rcu_preempt0-21swapper/310:21:513
71320rcu_preempt0-21swapper/310:21:513
71320rcu_preempt0-21swapper/310:21:513
71320rcu_preempt0-21swapper/212:40:152
71320rcu_preempt0-21swapper/212:40:152
71320rcu_preempt0-21swapper/212:40:152
71320rcu_preempt0-21swapper/211:45:322
71320rcu_preempt0-21swapper/211:45:322
71320rcu_preempt0-21swapper/211:23:282
71320rcu_preempt0-21swapper/211:23:282
71320rcu_preempt0-21swapper/211:23:282
71320rcu_preempt0-21swapper/211:12:482
71320rcu_preempt0-21swapper/211:12:482
71320rcu_preempt0-21swapper/211:12:482
71320rcu_preempt0-21swapper/210:40:032
71320rcu_preempt0-21swapper/210:40:032
71320rcu_preempt0-21swapper/210:35:132
71320rcu_preempt0-21swapper/210:35:132
71320rcu_preempt0-21swapper/210:35:132
71320rcu_preempt0-21swapper/209:29:392
71320rcu_preempt0-21swapper/209:29:392
71320rcu_preempt0-21swapper/209:08:372
71320rcu_preempt0-21swapper/209:08:372
71320rcu_preempt0-21swapper/207:59:482
71320rcu_preempt0-21swapper/207:59:482
71320rcu_preempt0-21swapper/112:24:391
71320rcu_preempt0-21swapper/112:24:391
71320rcu_preempt0-21swapper/112:24:391
71320rcu_preempt0-21swapper/111:45:361
71320rcu_preempt0-21swapper/111:45:361
71320rcu_preempt0-21swapper/110:39:011
71320rcu_preempt0-21swapper/110:39:011
71320rcu_preempt0-21swapper/110:39:011
71320rcu_preempt0-21swapper/110:09:571
71320rcu_preempt0-21swapper/110:09:571
71320rcu_preempt0-21swapper/108:34:371
71320rcu_preempt0-21swapper/108:24:561
71320rcu_preempt0-21swapper/108:24:561
71320rcu_preempt0-21swapper/108:16:051
71320rcu_preempt0-21swapper/108:16:051
71320rcu_preempt0-21swapper/107:21:071
71320rcu_preempt0-21swapper/107:21:071
71320rcu_preempt0-21swapper/107:21:071
71320rcu_preempt0-21swapper/009:05:370
71320rcu_preempt0-21swapper/009:05:370
71320rcu_preempt0-21swapper/007:36:560
71320rcu_preempt0-21swapper/007:36:560
54562320chrt5174-1kworker/0:0H08:14:180
46050320irq/122-QManpo0-210
46050320irq/122-QManpo0-210
2186599324cyclictest0-21swapper/209:16:582
2186599324cyclictest0-21swapper/209:16:582
2186599324cyclictest0-21swapper/209:16:582
71310rcu_preempt28013-21apt-get09:24:481
71310rcu_preempt28013-21apt-get09:24:481
71310rcu_preempt24944-21grep07:25:083
71310rcu_preempt24944-21grep07:25:083
71310rcu_preempt23443-21/usr/sbin/munin12:10:081
71310rcu_preempt23443-21/usr/sbin/munin12:10:081
71310rcu_preempt22644-21snmpd07:31:452
71310rcu_preempt22644-21snmpd07:31:452
71310rcu_preempt22129-21diskmemload12:07:111
71310rcu_preempt22129-21diskmemload12:07:111
71310rcu_preempt13914-21ssh09:56:371
71310rcu_preempt13914-21ssh09:56:371
71310rcu_preempt0-21swapper/312:10:093
71310rcu_preempt0-21swapper/312:10:093
71310rcu_preempt0-21swapper/311:58:103
71310rcu_preempt0-21swapper/311:58:103
71310rcu_preempt0-21swapper/311:47:553
71310rcu_preempt0-21swapper/311:47:553
71310rcu_preempt0-21swapper/309:34:543
71310rcu_preempt0-21swapper/309:34:543
71310rcu_preempt0-21swapper/309:34:543
71310rcu_preempt0-21swapper/308:24:463
71310rcu_preempt0-21swapper/308:24:463
71310rcu_preempt0-21swapper/211:53:432
71310rcu_preempt0-21swapper/211:53:432
71310rcu_preempt0-21swapper/211:40:492
71310rcu_preempt0-21swapper/211:40:492
71310rcu_preempt0-21swapper/211:18:182
71310rcu_preempt0-21swapper/211:18:182
71310rcu_preempt0-21swapper/210:58:372
71310rcu_preempt0-21swapper/210:58:372
71310rcu_preempt0-21swapper/210:58:372
71310rcu_preempt0-21swapper/210:13:102
71310rcu_preempt0-21swapper/210:13:102
71310rcu_preempt0-21swapper/209:48:562
71310rcu_preempt0-21swapper/209:48:562
71310rcu_preempt0-21swapper/209:35:172
71310rcu_preempt0-21swapper/209:35:172
71310rcu_preempt0-21swapper/209:35:172
71310rcu_preempt0-21swapper/207:20:032
71310rcu_preempt0-21swapper/207:20:032
71310rcu_preempt0-21swapper/207:20:032
71310rcu_preempt0-21swapper/112:29:201
71310rcu_preempt0-21swapper/112:29:201
71310rcu_preempt0-21swapper/111:35:211
71310rcu_preempt0-21swapper/111:35:211
71310rcu_preempt0-21swapper/111:02:011
71310rcu_preempt0-21swapper/111:02:011
71310rcu_preempt0-21swapper/111:02:011
71310rcu_preempt0-21swapper/110:03:501
71310rcu_preempt0-21swapper/110:03:501
71310rcu_preempt0-21swapper/110:03:501
71310rcu_preempt0-21swapper/109:20:441
71310rcu_preempt0-21swapper/109:20:441
71310rcu_preempt0-21swapper/108:54:481
71310rcu_preempt0-21swapper/108:54:481
71310rcu_preempt0-21swapper/108:44:471
71310rcu_preempt0-21swapper/108:44:471
71310rcu_preempt0-21swapper/108:10:341
71310rcu_preempt0-21swapper/107:45:211
71310rcu_preempt0-21swapper/107:45:211
46650310irq/116-QManpo16711-2110:48:553
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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