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2026-06-11 - 16:59
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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
Characteristics of the 100 highest latencies:
System rack5slot1.osadl.org (updated Thu Jun 11, 2026 12:43:58)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
144272830,0sleep10-21swapper/110:45:181
144272830,0sleep10-21swapper/110:45:171
1399539830,0EcMasterDemoSyn1400529tAtEmLog_008:25:135
1899139820,0EcMasterDemoSyn1900129tAtEmLog_007:29:265
1843539820,0EcMasterDemoSyn1844529tAtEmLog_010:11:425
951839810,0EcMasterDemoSyn952829tAtEmLog_007:09:095
366439810,0EcMasterDemoSyn367429tAtEmLog_008:04:575
2590639810,0EcMasterDemoSyn2591629tAtEmLog_011:27:465
2717139770,1EcMasterDemoSyn27178-21runintdemo5min08:50:353
3128339710,0EcMasterDemoSyn0-21swapper/407:54:494
9687993128,2cyclictest16639-21kworker/2:0+events07:30:392
276872270,0sleep50-21swapper/512:22:405
1843539270,1EcMasterDemoSyn18443-21grep10:11:430
9684992623,2cyclictest19736-21kworker/1:0+events09:11:061
9697992422,2cyclictest10629-21kworker/4:1+events10:23:074
9697992422,2cyclictest10629-21kworker/4:1+events09:16:354
9693992321,2cyclictest24493-21kworker/3:2+events10:23:043
9684992218,3cyclictest19736-21kworker/1:0+events08:33:501
6326992120,0tDemoTimingTask0-21swapper/508:12:275
9697992017,2cyclictest10629-21kworker/4:1+events10:54:154
9684992017,2cyclictest19736-21kworker/1:0+events07:21:281
9693991917,2cyclictest24493-21kworker/3:2+events11:57:433
9684991917,2cyclictest19736-21kworker/1:0+events08:18:211
9697991815,2cyclictest10629-21kworker/4:1+events10:59:324
9693991814,3cyclictest24493-21kworker/3:2+events11:10:593
9684991815,2cyclictest19736-21kworker/1:0+events07:38:271
967999180,14cyclictest16087-21sh11:22:120
967999180,14cyclictest14965-21ssh10:45:230
967999180,14cyclictest14965-21ssh10:45:220
115692180,0sleep00-21swapper/012:13:560
969799175,9cyclictest716-21snmpd12:13:344
9693991715,2cyclictest24493-21kworker/3:2+events07:15:313
969399170,9cyclictest17760-21ssh09:53:523
968799175,8cyclictest648-21dbus-daemon09:42:212
968799174,9cyclictest11364-21munin-plugin-st09:15:012
9687991714,2cyclictest16639-21kworker/2:0+events11:59:432
9687991714,2cyclictest16639-21kworker/2:0+events09:29:492
9684991714,2cyclictest19736-21kworker/1:0+events11:23:391
9684991714,2cyclictest19736-21kworker/1:0+events08:35:181
967999179,6cyclictest26265-21sed08:50:160
967999171,9cyclictest780-21runrttasks10:31:560
967999171,14cyclictest6547-21latency_hist09:30:000
9679991710,6cyclictest23720-21strings12:20:180
967999170,9cyclictest8512-21sh11:54:140
967999170,9cyclictest780-21runrttasks07:56:290
967999170,9cyclictest31453-21sh12:06:280
967999170,9cyclictest27397-21sh11:28:490
967999170,9cyclictest21077-21sh12:00:290
967999170,9cyclictest18170-21sh11:05:190
967999170,9cyclictest14847-21sh11:57:270
1011129170,6tAtEmLog_014383-21chrt09:34:135
969799164,9cyclictest716-21snmpd09:28:394
969799164,8cyclictest25610-21tr08:50:134
9697991614,2cyclictest10629-21kworker/4:1+events08:33:484
969399169,5cyclictest1388-21wc07:59:593
9693991612,3cyclictest699-21polkitd07:54:593
9693991612,3cyclictest20453-21cron09:20:003
969399160,9cyclictest4277-21sh10:04:263
968799160,7cyclictest17649-21ssh10:29:472
9684991613,2cyclictest19736-21kworker/1:0+events11:05:231
9684991613,2cyclictest19736-21kworker/1:0+events08:11:151
967999164,9cyclictest9459-21ssh10:42:430
967999160,7cyclictest29772-21basename10:00:180
967999160,14cyclictest4234-21python309:10:190
967999160,14cyclictest19628-21ssh09:36:310
967999160,14cyclictest18130-21ssh11:40:510
967999160,10cyclictest10949-21ssh12:31:010
3191799160,9tDemoTimingTask32325-21taskset09:05:015
2500199160,9tDemoTimingTask27777-21taskset12:05:005
1915999160,9tDemoTimingTask19180-21chrt09:36:135
969799157,7cyclictest9670-21cyclictest07:46:014
969799157,6cyclictest21437-21apt07:35:004
9697991513,2cyclictest10629-21kworker/4:1+events10:10:234
9697991511,3cyclictest648-21dbus-daemon12:30:004
969799150,9cyclictest9421-21ssh09:49:234
969799150,9cyclictest21335-21tr09:20:134
969399158,6cyclictest966-21apache207:47:123
969399158,5cyclictest17978-21grep09:35:243
969399154,8cyclictest716-21snmpd08:39:203
969399153,8cyclictest22891-21latency_hist08:45:013
9693991511,3cyclictest1-21systemd12:25:003
969399150,9cyclictest26496-21taskset07:43:483
969399150,9cyclictest17375-21sed08:30:253
969399150,11cyclictest8783-21rm11:54:263
968799154,8cyclictest22472-21unixbench_multi11:25:232
968799154,8cyclictest16042-21sort07:20:212
968799154,6cyclictest30743-21expr07:50:252
9687991513,2cyclictest16639-21kworker/2:0+events08:30:562
9687991512,2cyclictest16639-21kworker/2:0+events12:36:542
9687991512,2cyclictest16639-21kworker/2:0+events11:30:102
9687991512,2cyclictest16639-21kworker/2:0+events10:44:422
968799151,10cyclictest15192-21runrttasks08:26:262
968799150,11cyclictest6912-21sh11:53:042
968799150,10cyclictest1513-21ssh09:45:022
968499159,2cyclictest19736-21kworker/1:0+events09:39:431
968499157,7cyclictest716-21snmpd11:00:041
968499154,6cyclictest21122-21expr08:40:131
968499152,9cyclictest2368-21runrttasks12:08:501
9684991512,2cyclictest19736-21kworker/1:0+events09:57:291
9684991512,2cyclictest19736-21kworker/1:0+events07:25:401
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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