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2026-03-21 - 01:58
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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 Mar 21, 2026 00:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71670rcu_preempt0-21swapper/223:06:302
71670rcu_preempt0-21swapper/223:06:302
71670rcu_preempt0-21swapper/223:06:302
71630rcu_preempt0-21swapper/000:35:280
71630rcu_preempt0-21swapper/000:35:280
71580rcu_preempt0-21swapper/122:26:491
71580rcu_preempt0-21swapper/122:26:491
71580rcu_preempt0-21swapper/122:26:491
46050500irq/122-QManpo790-2110:48:550
46050500irq/122-QManpo790-2110:48:550
71490rcu_preempt0-21swapper/023:26:320
71490rcu_preempt0-21swapper/023:26:320
883994714cyclictest11358-21users21:27:212
883994714cyclictest11358-21users21:27:212
883994714cyclictest11358-21users21:27:212
88399466cyclictest12184-21/usr/sbin/munin00:22:192
88399466cyclictest12184-21/usr/sbin/munin00:22:192
88399466cyclictest12184-21/usr/sbin/munin00:22:192
88399462cyclictest8720-21/usr/sbin/munin00:17:052
88399462cyclictest8720-21/usr/sbin/munin00:17:052
88399462cyclictest8720-21/usr/sbin/munin00:17:052
88399453cyclictest30420-21irqstats20:57:112
88399453cyclictest30420-21irqstats20:57:112
88399452cyclictest9246-21ssh23:19:292
88399452cyclictest9246-21ssh23:19:292
88399443cyclictest0-21swapper/222:12:052
88399443cyclictest0-21swapper/222:12:052
88399442cyclictest21786-21/usr/sbin/munin20:27:112
88399442cyclictest21786-21/usr/sbin/munin20:27:112
88399441cyclictest22771-21ssh21:47:522
88399441cyclictest22771-21ssh21:47:522
71440rcu_preempt29588-21sh22:00:421
71440rcu_preempt29588-21sh22:00:421
71440rcu_preempt0-21swapper/021:43:210
71440rcu_preempt0-21swapper/021:43:210
1599440migration/029860-21sh22:01:250
1599440migration/029860-21sh22:01:250
88399434cyclictest0-21swapper/223:36:512
88399434cyclictest0-21swapper/223:36:512
88399433cyclictest0-21swapper/222:01:522
88399433cyclictest0-21swapper/222:01:522
88399433cyclictest0-21swapper/200:02:182
88399433cyclictest0-21swapper/200:02:182
88399433cyclictest0-21swapper/200:02:182
88399424cyclictest0-21swapper/221:52:172
88399424cyclictest0-21swapper/221:52:172
88399424cyclictest0-21swapper/220:02:192
88399424cyclictest0-21swapper/220:02:192
88399424cyclictest0-21swapper/219:52:192
88399424cyclictest0-21swapper/219:52:192
88399423cyclictest0-21swapper/223:52:052
88399423cyclictest0-21swapper/223:52:052
88399423cyclictest0-21swapper/222:53:432
88399423cyclictest0-21swapper/222:53:432
88399422cyclictest4909-21irqstats23:12:082
88399422cyclictest4909-21irqstats23:12:082
883994216cyclictest32591-21munin-run00:01:522
883994216cyclictest32591-21munin-run00:01:522
883994216cyclictest32591-21munin-run00:01:522
883994216cyclictest19283-21ntp_states23:37:172
883994216cyclictest19283-21ntp_states23:37:172
71420rcu_preempt2573-21sh00:05:590
71420rcu_preempt2573-21sh00:05:590
71420rcu_preempt2573-21sh00:05:590
88399413cyclictest0-21swapper/223:27:052
88399413cyclictest0-21swapper/223:27:052
88399413cyclictest0-21swapper/222:44:342
88399413cyclictest0-21swapper/222:44:342
88399413cyclictest0-21swapper/222:44:342
88399413cyclictest0-21swapper/221:23:412
88399413cyclictest0-21swapper/221:23:412
88399413cyclictest0-21swapper/200:07:312
88399413cyclictest0-21swapper/200:07:312
88399413cyclictest0-21swapper/200:07:312
88399412cyclictest9467-21df19:42:052
88399412cyclictest9467-21df19:42:052
88399412cyclictest9467-21df19:42:052
88399412cyclictest31922-21meminfo21:02:142
88399412cyclictest31922-21meminfo21:02:142
88399412cyclictest31922-21meminfo21:02:142
88399412cyclictest29329-21grep20:52:152
88399412cyclictest29329-21grep20:52:152
88399412cyclictest22585-21munin-run00:41:522
88399412cyclictest22585-21munin-run00:41:522
88399412cyclictest22585-21munin-run00:41:522
88399412cyclictest0-21swapper/223:11:222
88399412cyclictest0-21swapper/223:11:222
88399412cyclictest0-21swapper/222:57:002
88399412cyclictest0-21swapper/222:57:002
88399412cyclictest0-21swapper/222:57:002
71410rcu_preempt9975-21sh21:26:040
71410rcu_preempt9975-21sh21:26:040
71410rcu_preempt0-21swapper/123:01:381
71410rcu_preempt0-21swapper/123:01:381
71410rcu_preempt0-21swapper/123:01:381
71410rcu_preempt0-21swapper/100:09:381
71410rcu_preempt0-21swapper/100:09:381
71410rcu_preempt0-21swapper/100:09:381
46050410irq/122-QManpo0-210
46050410irq/122-QManpo0-210
88399404cyclictest0-21swapper/200:33:162
88399404cyclictest0-21swapper/200:33:162
88399403cyclictest0-21swapper/222:37:072
88399403cyclictest0-21swapper/222:37:072
88399403cyclictest0-21swapper/222:37:072
88399403cyclictest0-21swapper/220:47:152
88399403cyclictest0-21swapper/220:47:152
88399403cyclictest0-21swapper/219:51:522
88399403cyclictest0-21swapper/219:51:522
88399403cyclictest0-21swapper/200:27:262
88399403cyclictest0-21swapper/200:27:262
88399402cyclictest922-21memory22:07:162
88399402cyclictest922-21memory22:07:162
88399402cyclictest9155-21munin-run19:41:512
88399402cyclictest9155-21munin-run19:41:512
88399402cyclictest21231-21sed20:22:212
88399402cyclictest21231-21sed20:22:212
88399401cyclictest17160-21ssh21:37:332
88399401cyclictest17160-21ssh21:37:332
883994016cyclictest21767-21df23:42:052
883994016cyclictest21767-21df23:42:052
883994015cyclictest30687-21meminfo22:02:152
883994015cyclictest30687-21meminfo22:02:152
883994015cyclictest30687-21meminfo22:02:152
71400rcu_preempt0-21swapper/320:57:173
71400rcu_preempt0-21swapper/320:57:173
71400rcu_preempt0-21swapper/122:46:311
71400rcu_preempt0-21swapper/122:46:311
71400rcu_preempt0-21swapper/122:46:311
88399394cyclictest0-21swapper/223:51:502
88399394cyclictest0-21swapper/223:51:502
88399393cyclictest0-21swapper/223:22:052
88399393cyclictest0-21swapper/223:22:052
88399393cyclictest0-21swapper/222:21:322
88399393cyclictest0-21swapper/222:21:322
88399393cyclictest0-21swapper/222:21:322
88399393cyclictest0-21swapper/221:07:132
88399393cyclictest0-21swapper/221:07:132
88399392cyclictest23610-21ssh22:47:182
88399392cyclictest23610-21ssh22:47:182
88399392cyclictest21087-21ssh21:45:442
88399392cyclictest21087-21ssh21:45:442
88399391cyclictest9072-21/usr/sbin/munin22:22:042
88399391cyclictest9072-21/usr/sbin/munin22:22:042
88399391cyclictest9072-21/usr/sbin/munin22:22:042
883993913cyclictest13498-21df_inode21:32:062
883993913cyclictest13498-21df_inode21:32:062
71390rcu_preempt7300-21sh00:13:360
71390rcu_preempt7300-21sh00:13:360
71390rcu_preempt12065-21meminfo00:22:163
71390rcu_preempt12065-21meminfo00:22:163
71390rcu_preempt12065-21meminfo00:22:163
71390rcu_preempt0-21swapper/122:49:321
71390rcu_preempt0-21swapper/122:49:321
88399383cyclictest0-21swapper/219:21:552
88399383cyclictest0-21swapper/219:21:552
88399383cyclictest0-21swapper/219:21:552
88399382cyclictest11899-21ssh22:27:062
88399382cyclictest11899-21ssh22:27:062
883993817cyclictest0-21swapper/219:36:522
883993817cyclictest0-21swapper/219:36:522
883993814cyclictest6346-21ssh00:12:172
883993814cyclictest6346-21ssh00:12:172
71380rcu_preempt0-21swapper/023:17:380
71380rcu_preempt0-21swapper/023:17:380
71380rcu_preempt0-21swapper/022:59:330
71380rcu_preempt0-21swapper/022:59:330
71380rcu_preempt0-21swapper/022:59:330
71380rcu_preempt0-21swapper/022:22:490
71380rcu_preempt0-21swapper/022:22:490
71380rcu_preempt0-21swapper/022:22:490
71380rcu_preempt0-21swapper/019:23:070
71380rcu_preempt0-21swapper/019:23:070
46050380irq/122-QManpo0-210
46050380irq/122-QManpo0-210
46050380irq/122-QManpo0-210
88399373cyclictest0-21swapper/220:12:132
88399373cyclictest0-21swapper/220:12:132
88399372cyclictest17206-21munin-run22:36:522
88399372cyclictest17206-21munin-run22:36:522
88399372cyclictest0-21swapper/220:21:552
88399372cyclictest0-21swapper/220:21:552
88399371cyclictest4159-21/usr/sbin/munin19:22:122
88399371cyclictest4159-21/usr/sbin/munin19:22:122
88399371cyclictest25815-21munin-plugin-st20:41:522
88399371cyclictest25815-21munin-plugin-st20:41:522
88399371cyclictest25815-21munin-plugin-st20:41:522
883993715cyclictest0-21swapper/220:42:062
883993715cyclictest0-21swapper/220:42:062
883993712cyclictest14710-21munin-run20:01:522
883993712cyclictest14710-21munin-run20:01:522
71370rcu_preempt24012-1kworker/0:0H22:52:120
71370rcu_preempt24012-1kworker/0:0H22:52:120
71370rcu_preempt11620-1kworker/0:0H00:27:230
71370rcu_preempt11620-1kworker/0:0H00:27:230
71370rcu_preempt0-21swapper/121:22:231
71370rcu_preempt0-21swapper/121:22:231
71370rcu_preempt0-21swapper/121:04:301
71370rcu_preempt0-21swapper/121:04:301
71370rcu_preempt0-21swapper/121:04:301
71370rcu_preempt0-21swapper/100:25:021
71370rcu_preempt0-21swapper/100:25:021
71370rcu_preempt0-21swapper/100:25:021
71370rcu_preempt0-21swapper/023:02:040
71370rcu_preempt0-21swapper/023:02:040
71370rcu_preempt0-21swapper/023:02:040
71370rcu_preempt0-21swapper/022:40:090
71370rcu_preempt0-21swapper/022:40:090
71370rcu_preempt0-21swapper/022:40:090
71370rcu_preempt0-21swapper/021:39:120
71370rcu_preempt0-21swapper/021:39:120
71370rcu_preempt0-21swapper/000:07:420
71370rcu_preempt0-21swapper/000:07:420
71370rcu_preempt0-21swapper/000:07:420
46050370irq/122-QManpo9714-2110:48:550
46050370irq/122-QManpo9714-2110:48:550
46050370irq/122-QManpo9714-2110:48:550
46050370irq/122-QManpo26448-2110:48:550
46050370irq/122-QManpo26448-2110:48:550
46050370irq/122-QManpo22296-2110:48:550
46050370irq/122-QManpo22296-2110:48:550
46050370irq/122-QManpo1792-2110:48:550
46050370irq/122-QManpo1792-2110:48:550
99750360irq/38-i2c-mpc0-21swapper/119:44:261
99750360irq/38-i2c-mpc0-21swapper/119:44:261
99750360irq/38-i2c-mpc0-21swapper/119:44:261
88399368cyclictest6571-21ssh21:19:162
88399368cyclictest6571-21ssh21:19:162
883993616cyclictest2133-21ssh21:12:042
883993616cyclictest2133-21ssh21:12:042
71360rcu_preempt7486-21sh22:18:130
71360rcu_preempt7486-21sh22:18:130
71360rcu_preempt7486-21sh22:18:130
71360rcu_preempt5778-21kworker/0:100:22:220
71360rcu_preempt5778-21kworker/0:100:22:220
71360rcu_preempt5778-21kworker/0:100:22:220
71360rcu_preempt24348-21latency_hist21:51:530
71360rcu_preempt24348-21latency_hist21:51:530
71360rcu_preempt0-21swapper/322:44:243
71360rcu_preempt0-21swapper/322:44:243
71360rcu_preempt0-21swapper/322:44:243
71360rcu_preempt0-21swapper/321:15:033
71360rcu_preempt0-21swapper/321:15:033
71360rcu_preempt0-21swapper/123:27:471
71360rcu_preempt0-21swapper/123:27:471
71360rcu_preempt0-21swapper/123:12:321
71360rcu_preempt0-21swapper/123:12:321
71360rcu_preempt0-21swapper/123:03:081
71360rcu_preempt0-21swapper/123:03:081
71360rcu_preempt0-21swapper/123:03:081
71360rcu_preempt0-21swapper/121:47:501
71360rcu_preempt0-21swapper/121:47:501
71360rcu_preempt0-21swapper/121:42:531
71360rcu_preempt0-21swapper/121:42:531
71360rcu_preempt0-21swapper/120:45:281
71360rcu_preempt0-21swapper/120:45:281
71360rcu_preempt0-21swapper/100:41:531
71360rcu_preempt0-21swapper/100:41:531
71360rcu_preempt0-21swapper/100:41:531
71360rcu_preempt0-21swapper/023:49:240
71360rcu_preempt0-21swapper/023:49:240
71360rcu_preempt0-21swapper/022:47:490
71360rcu_preempt0-21swapper/022:47:490
71360rcu_preempt0-21swapper/022:02:020
71360rcu_preempt0-21swapper/022:02:020
71360rcu_preempt0-21swapper/022:02:020
71360rcu_preempt0-21swapper/021:19:530
71360rcu_preempt0-21swapper/021:19:530
71360rcu_preempt0-21swapper/021:11:570
71360rcu_preempt0-21swapper/021:11:570
71360rcu_preempt0-21swapper/020:16:540
71360rcu_preempt0-21swapper/020:16:540
46050360irq/122-QManpo25829-2110:48:550
46050360irq/122-QManpo25829-2110:48:550
46050360irq/122-QManpo25829-2110:48:550
46050360irq/122-QManpo1578-2110:48:550
46050360irq/122-QManpo1578-2110:48:550
46050360irq/122-QManpo1578-2110:48:550
46050360irq/122-QManpo0-210
46050360irq/122-QManpo0-210
88399358cyclictest17185-1kworker/2:0H20:09:542
88399358cyclictest17185-1kworker/2:0H20:09:542
883993511cyclictest0-21swapper/219:27:142
883993511cyclictest0-21swapper/219:27:142
71350rcu_preempt32466-21sh22:06:091
71350rcu_preempt32466-21sh22:06:091
71350rcu_preempt32466-21sh22:06:091
71350rcu_preempt1959-21runrttasks23:16:410
71350rcu_preempt1959-21runrttasks23:16:410
71350rcu_preempt0-21swapper/321:27:143
71350rcu_preempt0-21swapper/321:27:143
71350rcu_preempt0-21swapper/321:27:143
71350rcu_preempt0-21swapper/319:37:113
71350rcu_preempt0-21swapper/319:37:113
71350rcu_preempt0-21swapper/123:44:421
71350rcu_preempt0-21swapper/123:44:421
71350rcu_preempt0-21swapper/123:23:471
71350rcu_preempt0-21swapper/123:23:471
71350rcu_preempt0-21swapper/123:20:271
71350rcu_preempt0-21swapper/123:20:271
71350rcu_preempt0-21swapper/122:12:021
71350rcu_preempt0-21swapper/122:12:021
71350rcu_preempt0-21swapper/121:37:401
71350rcu_preempt0-21swapper/121:37:401
71350rcu_preempt0-21swapper/100:12:031
71350rcu_preempt0-21swapper/100:12:031
71350rcu_preempt0-21swapper/023:37:270
71350rcu_preempt0-21swapper/023:37:270
71350rcu_preempt0-21swapper/023:34:030
71350rcu_preempt0-21swapper/023:34:030
71350rcu_preempt0-21swapper/022:44:460
71350rcu_preempt0-21swapper/022:44:460
71350rcu_preempt0-21swapper/022:44:460
71350rcu_preempt0-21swapper/022:33:230
71350rcu_preempt0-21swapper/022:33:230
71350rcu_preempt0-21swapper/021:32:220
71350rcu_preempt0-21swapper/021:32:220
71350rcu_preempt0-21swapper/020:21:510
71350rcu_preempt0-21swapper/020:21:510
71350rcu_preempt0-21swapper/019:52:190
71350rcu_preempt0-21swapper/019:52:190
46050350irq/122-QManpo30010-10
46050350irq/122-QManpo30010-10
46050350irq/122-QManpo17345-10
46050350irq/122-QManpo17345-10
46050350irq/122-QManpo15246-2110:48:550
46050350irq/122-QManpo15246-2110:48:550
46050350irq/122-QManpo0-210
46050350irq/122-QManpo0-210
46050350irq/122-QManpo0-210
46050350irq/122-QManpo0-210
99750340irq/38-i2c-mpc0-21swapper/019:49:270
99750340irq/38-i2c-mpc0-21swapper/019:49:270
71340rcu_preempt0-21swapper/323:03:503
71340rcu_preempt0-21swapper/323:03:503
71340rcu_preempt0-21swapper/323:03:503
71340rcu_preempt0-21swapper/319:25:033
71340rcu_preempt0-21swapper/319:25:033
71340rcu_preempt0-21swapper/300:17:023
71340rcu_preempt0-21swapper/300:17:023
71340rcu_preempt0-21swapper/300:17:023
71340rcu_preempt0-21swapper/123:48:381
71340rcu_preempt0-21swapper/123:48:381
71340rcu_preempt0-21swapper/123:41:071
71340rcu_preempt0-21swapper/123:41:071
71340rcu_preempt0-21swapper/123:09:351
71340rcu_preempt0-21swapper/123:09:351
71340rcu_preempt0-21swapper/121:33:001
71340rcu_preempt0-21swapper/121:33:001
71340rcu_preempt0-21swapper/120:56:591
71340rcu_preempt0-21swapper/120:56:591
71340rcu_preempt0-21swapper/100:19:011
71340rcu_preempt0-21swapper/100:19:011
71340rcu_preempt0-21swapper/100:19:011
71340rcu_preempt0-21swapper/100:03:061
71340rcu_preempt0-21swapper/100:03:061
71340rcu_preempt0-21swapper/100:03:061
71340rcu_preempt0-21swapper/021:04:490
71340rcu_preempt0-21swapper/021:04:490
71340rcu_preempt0-21swapper/021:04:490
71340rcu_preempt0-21swapper/019:27:150
71340rcu_preempt0-21swapper/019:27:150
5192340sleep231683-1kworker/2:1H19:08:552
5192340sleep231683-1kworker/2:1H19:08:552
46650340irq/116-QManpo31966-213
46650340irq/116-QManpo31966-213
46050340irq/122-QManpo20433-2110:48:550
46050340irq/122-QManpo20433-2110:48:550
46050340irq/122-QManpo20433-2110:48:550
46050340irq/122-QManpo20263-2110:48:550
46050340irq/122-QManpo20263-2110:48:550
46050340irq/122-QManpo0-210
46050340irq/122-QManpo0-210
46050340irq/122-QManpo0-210
46050340irq/122-QManpo0-210
46050340irq/122-QManpo0-210
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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