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2026-04-01 - 06:40
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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 Wed Apr 01, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
112352780,0sleep20-21swapper/222:05:302
194282730,2sleep11862699cyclictest23:46:211
274392720,0sleep50-21swapper/523:15:095
322002670,0sleep70-21swapper/722:17:457
9532600,0sleep10-21swapper/121:37:021
9532600,0sleep10-21swapper/121:37:021
241952550,2sleep71864199cyclictest22:28:267
40662520,2sleep01862099cyclictest23:04:310
46052510,0sleep60-21swapper/621:13:126
204622500,0sleep220450-21sshd23:12:502
1827224926,9sleep60-21swapper/619:03:416
125472490,2sleep41863899cyclictest21:17:194
228632480,1sleep722816-21timerwakeupswit23:16:407
1816024835,9sleep10-21swapper/119:02:081
131842480,0sleep70-21swapper/700:00:537
212552470,1sleep321243-21sshd21:54:583
99822460,1sleep665-21ksoftirqd/623:43:546
5372450,1sleep1507-21sshd22:25:161
245032440,0sleep00-21swapper/021:34:450
179662440,0sleep40-21swapper/423:40:394
169642440,0sleep1231rcuc/122:39:091
160572440,0sleep30-21swapper/322:59:383
11872440,0sleep60-21swapper/623:56:276
46152430,0sleep70-21swapper/722:55:177
4172430,0sleep50-21swapper/521:27:455
31532430,0sleep60-21swapper/623:24:566
313772430,0sleep50-21swapper/500:31:425
297962430,0sleep00-21swapper/022:26:510
277332430,0sleep00-21swapper/022:10:090
256042430,0sleep30-21swapper/300:03:293
210932430,0sleep60-21swapper/622:37:306
210662430,0sleep00-21swapper/021:14:110
111332430,0sleep30-21swapper/321:35:523
33632420,0sleep30-21swapper/322:08:443
195812420,0sleep40-21swapper/421:40:024
195812420,0sleep40-21swapper/421:40:024
206902410,0sleep10-21swapper/121:54:561
1832724129,9sleep70-21swapper/719:04:317
13942410,0sleep60-21swapper/623:36:016
13942410,0sleep60-21swapper/623:36:016
9702400,0sleep10-21swapper/119:31:301
29072400,0sleep30-21swapper/323:41:343
287452400,0sleep60-21swapper/622:04:386
196282400,0sleep70-21swapper/721:19:387
1814624027,9sleep50-21swapper/519:01:565
142562400,0sleep50-21swapper/522:59:325
58892390,0sleep20-21swapper/221:59:382
233202390,0sleep40-21swapper/423:50:164
1845723927,8sleep00-21swapper/019:06:160
1833223927,8sleep30-21swapper/319:04:353
1833123926,9sleep20-21swapper/219:04:342
1826623926,9sleep40-21swapper/419:03:394
147352390,1sleep09-21ksoftirqd/022:14:580
138452390,0sleep30-21swapper/321:48:583
74282330,2sleep41863899cyclictest00:26:374
39762270,0sleep40-21swapper/400:35:504
1863999190,18cyclictest4204-21kworker/5:000:14:215
18620991915,3cyclictest9-21ksoftirqd/023:22:050
1862099190,18cyclictest8007-21kworker/0:021:40:360
1862099190,18cyclictest8007-21kworker/0:021:40:360
219072180,0sleep20-21swapper/222:31:572
18620991816,1cyclictest9-21ksoftirqd/022:18:260
18620991814,1cyclictest9-21ksoftirqd/000:04:160
18620991813,2cyclictest10509-21kworker/u16:321:26:270
125962180,0sleep00-21swapper/021:43:180
273362170,1sleep727333-21grepconf.sh21:25:397
257012170,0sleep20-21swapper/223:03:532
215982170,0sleep50-21swapper/522:04:135
18639991716,1cyclictest57-21ksoftirqd/522:47:175
18639991716,1cyclictest57-21ksoftirqd/522:32:495
18639991715,1cyclictest57-21ksoftirqd/500:16:345
18639991713,3cyclictest57-21ksoftirqd/523:37:495
18620991715,2cyclictest27712-21kworker/u16:421:50:060
18620991714,2cyclictest9-21ksoftirqd/022:47:340
18620991711,5cyclictest9-21ksoftirqd/021:57:380
1862099170,1cyclictest131rcu_sched00:34:300
154222170,0sleep70-21swapper/722:57:417
239772160,0sleep20-21swapper/221:45:522
18639991615,1cyclictest57-21ksoftirqd/500:27:405
18639991614,1cyclictest686-21dbus-daemon23:47:205
18639991614,1cyclictest57-21ksoftirqd/522:12:405
18639991614,1cyclictest57-21ksoftirqd/521:25:575
1863899167,5cyclictest24032-21sshd22:48:554
18633991614,2cyclictest33-21ksoftirqd/221:41:102
18633991614,2cyclictest33-21ksoftirqd/221:41:102
18633991614,1cyclictest33-21ksoftirqd/221:25:032
18620991615,0cyclictest24128-21kworker/u16:122:54:420
18620991614,1cyclictest9-21ksoftirqd/023:47:420
18620991614,1cyclictest9-21ksoftirqd/023:11:340
18620991614,1cyclictest9-21ksoftirqd/023:08:380
18620991614,1cyclictest9-21ksoftirqd/022:56:260
18620991614,1cyclictest9-21ksoftirqd/021:16:290
18620991614,1cyclictest9-21ksoftirqd/021:06:450
18620991614,1cyclictest15-21kswork23:41:360
18620991613,2cyclictest9-21ksoftirqd/023:28:200
18620991613,2cyclictest492-21systemd-journal23:56:360
18620991613,2cyclictest10203-21kworker/0:122:43:340
18620991612,1cyclictest9-21ksoftirqd/022:33:170
18639991514,1cyclictest57-21ksoftirqd/522:55:405
18639991514,1cyclictest57-21ksoftirqd/521:47:215
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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