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2026-06-14 - 03:21
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
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 rack3slot0.osadl.org (updated Sun Jun 14, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
5892890,3sleep2321ktimersoftd/222:27:562
126572770,0sleep60-21swapper/622:39:536
289032590,0sleep00-21swapper/000:05:330
208472560,0sleep20-21swapper/200:23:532
54742540,0sleep40-21swapper/422:15:004
122042520,2sleep2959899cyclictest21:56:482
324382510,0sleep60-21swapper/622:26:006
918525026,9sleep00-21swapper/019:05:100
912425027,8sleep20-21swapper/219:04:242
908425025,9sleep70-21swapper/719:03:497
914124824,9sleep60-21swapper/619:04:366
259262480,0sleep0758-21runrttasks23:19:520
64382470,0sleep00-21swapper/023:45:150
250242470,0sleep00-21swapper/000:35:290
17502470,1sleep51745-21systemd-cgroups23:39:195
34032460,0sleep70-21swapper/723:09:107
147542460,0sleep50-21swapper/521:12:225
300102450,1sleep2959899cyclictest23:16:252
134212450,0sleep40-21swapper/422:06:114
117142450,1sleep773-21ksoftirqd/722:26:417
225222440,0sleep30-21swapper/300:01:283
122792440,0sleep60-21swapper/600:19:416
304152430,0sleep50-21swapper/523:56:175
116212430,0sleep30-21swapper/323:00:173
103672430,0sleep40-21swapper/400:17:474
101162430,0sleep50-21swapper/522:52:505
316372420,0sleep3401ktimersoftd/323:05:133
280892420,0sleep30-21swapper/300:35:403
192092420,0sleep70-21swapper/721:18:097
15022420,0sleep60-21swapper/623:54:346
306602410,0sleep70-21swapper/722:10:557
908924029,8sleep30-21swapper/319:03:533
257892400,1sleep525787-21sshd22:19:505
243652400,0sleep10-21swapper/123:04:471
157882400,0sleep00-21swapper/000:12:220
97312390,0sleep30-21swapper/321:34:153
911823927,9sleep50-21swapper/519:04:195
307582390,0sleep00-21swapper/022:25:540
97392380,0sleep60-21swapper/620:58:226
9682380,0sleep10-21swapper/123:12:561
919523827,8sleep10-21swapper/119:05:191
908123825,9sleep40-21swapper/419:03:464
74262380,0sleep70-21swapper/723:47:147
67152380,0sleep50-21swapper/500:06:105
173672380,0sleep20-21swapper/223:51:422
173672380,0sleep20-21swapper/223:51:422
214852360,0sleep621483-21sshd23:31:036
961499268,3cyclictest49-21ksoftirqd/423:31:504
961499268,3cyclictest49-21ksoftirqd/421:56:394
959899261,7cyclictest10818-21grepconf.sh21:47:292
9619992513,1cyclictest73-21ksoftirqd/700:23:067
9614992413,2cyclictest49-21ksoftirqd/400:35:194
9614992411,1cyclictest49-21ksoftirqd/423:01:014
961499241,1cyclictest121rcu_preempt21:44:234
9591992411,2cyclictest25-21ksoftirqd/121:44:591
961999237,3cyclictest73-21ksoftirqd/722:28:447
9614992312,1cyclictest49-21ksoftirqd/422:00:084
9591992319,1cyclictest25-21ksoftirqd/122:47:361
9591992311,1cyclictest25-21ksoftirqd/122:09:331
961999227,1cyclictest73-21ksoftirqd/722:42:147
961999227,1cyclictest73-21ksoftirqd/700:22:167
961999225,3cyclictest73-21ksoftirqd/723:40:317
961499228,3cyclictest49-21ksoftirqd/423:39:034
961499228,3cyclictest49-21ksoftirqd/423:18:424
961499228,3cyclictest49-21ksoftirqd/422:21:364
961499227,1cyclictest49-21ksoftirqd/423:55:164
961499227,1cyclictest49-21ksoftirqd/423:27:104
961499225,3cyclictest49-21ksoftirqd/423:05:124
961499225,2cyclictest49-21ksoftirqd/421:24:434
9614992213,3cyclictest49-21ksoftirqd/422:28:234
961499221,3cyclictest49-21ksoftirqd/423:09:354
960699220,1cyclictest721-21dbus-daemon22:18:523
959199229,3cyclictest25-21ksoftirqd/122:55:091
959199229,3cyclictest25-21ksoftirqd/122:55:091
961999219,3cyclictest73-21ksoftirqd/721:25:367
961999216,4cyclictest73-21ksoftirqd/700:33:387
961999213,3cyclictest73-21ksoftirqd/721:44:327
9619992114,2cyclictest121rcu_preempt21:35:027
9619992110,1cyclictest73-21ksoftirqd/721:16:467
961499219,3cyclictest49-21ksoftirqd/421:52:464
961499219,3cyclictest49-21ksoftirqd/400:08:164
961499219,2cyclictest49-21ksoftirqd/422:08:114
961499218,3cyclictest49-21ksoftirqd/422:39:374
961499216,4cyclictest49-21ksoftirqd/423:33:164
9614992111,2cyclictest49-21ksoftirqd/421:13:154
961499211,2cyclictest49-21ksoftirqd/421:29:314
961499211,1cyclictest121rcu_preempt22:24:274
960699210,3cyclictest16710-21grepconf.sh21:14:143
960699210,1cyclictest721-21dbus-daemon23:29:353
959899211,7cyclictest30484-21grepconf.sh23:05:092
959899211,4cyclictest17812-21systemd-cgroups22:00:482
959899210,5cyclictest859-21gdbus23:22:202
961999208,1cyclictest73-21ksoftirqd/723:35:287
961999207,1cyclictest73-21ksoftirqd/700:30:157
9619992017,3cyclictest73-21ksoftirqd/700:13:427
9619992016,1cyclictest73-21ksoftirqd/700:04:247
9619992011,3cyclictest73-21ksoftirqd/723:25:597
9619992010,3cyclictest73-21ksoftirqd/721:53:237
961499207,3cyclictest49-21ksoftirqd/423:43:554
961499206,3cyclictest49-21ksoftirqd/400:24:404
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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