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2026-06-17 - 21:33
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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 Jun 17, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
32672980,0sleep30-21swapper/310:30:413
225572840,0sleep40-21swapper/410:31:544
48462770,0sleep2311rcuc/211:49:452
213142760,1sleep121283-21sshd11:19:321
251902730,0sleep025184-21systemd-cgroups11:08:100
289512710,0sleep60-21swapper/612:20:256
311402620,1sleep71-21systemd11:45:427
311402620,1sleep71-21systemd11:45:427
2614426027,19sleep30-21swapper/307:04:293
130912600,1sleep613090-21grepconf.sh12:00:066
10272570,16sleep685150irq/25-em1-rx-009:55:446
19612550,0sleep10-21swapper/109:59:311
324952540,1sleep032496-21systemd-cgroups10:30:300
151742530,1sleep715177-21kworker/u16:209:15:167
93912510,1sleep6758-21runrttasks11:30:516
67752510,0sleep30-21swapper/309:14:483
176142510,0sleep20-21swapper/212:06:032
256382500,0sleep10-21swapper/107:03:221
106132500,1sleep310595-21sshd11:13:023
87342490,1sleep31-21systemd12:05:323
2625324925,8sleep00-21swapper/007:06:020
224952480,0sleep00-21swapper/011:00:250
9712460,0sleep5551rcuc/510:36:195
279802460,1sleep427970-21sshd10:01:104
277282460,0sleep6758-21runrttasks09:32:376
228402460,0sleep222839-21sshd11:06:122
157782460,0sleep7711rcuc/709:47:127
9462450,0sleep30-21swapper/310:05:263
275672450,0sleep3721-21dbus-daemon11:23:513
205672450,0sleep40-21swapper/409:56:544
165302450,0sleep50-21swapper/509:24:275
76522440,1sleep557-21ksoftirqd/510:59:345
296812440,0sleep00-21swapper/009:40:240
271082440,1sleep72659299cyclictest10:16:437
231132440,0sleep60-21swapper/609:36:056
94112430,0sleep50-21swapper/512:34:415
34652430,0sleep10-21swapper/110:42:001
310782430,0sleep30-21swapper/311:08:293
149482430,0sleep70-21swapper/709:52:487
106152430,0sleep00-21swapper/012:21:150
301432420,0sleep50-21swapper/509:19:475
297012420,0sleep40-21swapper/411:32:014
2625924229,9sleep60-21swapper/607:06:086
218752420,2sleep42657099cyclictest12:15:584
21332420,0sleep50-21swapper/511:39:555
66762410,0sleep20-21swapper/208:23:142
324432410,0sleep032440-21systemd-cgroups12:08:410
130162410,1sleep313015-21grep11:32:563
2631524028,9sleep40-21swapper/407:06:464
2615724028,8sleep70-21swapper/707:04:417
188972400,0sleep21-21systemd10:54:352
2627523927,8sleep50-21swapper/507:06:155
2615223928,8sleep20-21swapper/207:04:362
85162380,0sleep50-21swapper/512:27:045
235852380,1sleep665-21ksoftirqd/611:48:536
172902370,2sleep12654299cyclictest12:06:021
26542992813,1cyclictest25-21ksoftirqd/111:13:071
2655099240,6cyclictest0-21swapper/211:22:492
2654299246,3cyclictest25-21ksoftirqd/111:10:411
26542992410,1cyclictest25-21ksoftirqd/110:13:081
2656299237,1cyclictest41-21ksoftirqd/311:22:253
2655099230,9cyclictest27649-21systemd09:19:382
2655099230,6cyclictest709-21systemd-logind10:37:302
2655099230,10cyclictest721-21dbus-daemon12:14:472
2655099230,10cyclictest1-21systemd10:28:422
2654299239,1cyclictest25-21ksoftirqd/109:15:291
26542992313,4cyclictest25-21ksoftirqd/112:27:291
26542992310,3cyclictest25-21ksoftirqd/109:12:511
2656299224,3cyclictest41-21ksoftirqd/310:22:253
26562992211,1cyclictest131rcu_sched09:19:113
2655099220,9cyclictest8934-21sshd09:43:052
2655099220,9cyclictest32641-21bash11:32:112
2655099220,8cyclictest13549-21id11:01:522
2655099220,6cyclictest0-21swapper/212:10:292
2655099220,10cyclictest26973-21grepconf.sh10:01:072
2654299226,2cyclictest25-21ksoftirqd/111:38:041
26542992211,1cyclictest25-21ksoftirqd/110:48:441
26542992211,1cyclictest25-21ksoftirqd/110:36:481
8972210,1sleep4896-21grepconf.sh10:34:184
287122210,1sleep428714-21grep11:02:464
26592992112,1cyclictest73-21ksoftirqd/711:48:577
26562992110,3cyclictest41-21ksoftirqd/310:23:003
2655099213,8cyclictest22651-21cp11:09:562
2655099210,7cyclictest857-21polkitd10:14:522
2655099210,7cyclictest28042-21grepconf.sh11:43:372
2655099210,7cyclictest28042-21grepconf.sh11:43:372
2655099210,6cyclictest1228-21sshd11:42:012
2655099210,10cyclictest30682-21sshd10:11:152
2654299218,5cyclictest25-21ksoftirqd/110:18:211
26542992110,4cyclictest25-21ksoftirqd/112:31:021
26562992010,0cyclictest121rcu_preempt09:42:033
2655099200,9cyclictest3381-21bash12:32:262
2655099200,9cyclictest25761-21sshd11:35:322
2655099200,8cyclictest709-21systemd-logind11:27:162
2655099200,8cyclictest4884-21cp09:27:322
2655099200,7cyclictest8894-21kill09:39:042
2655099200,7cyclictest15656-21sshd09:54:382
2655099200,5cyclictest0-21swapper/212:23:002
2655099200,5cyclictest0-21swapper/209:48:502
2655099200,10cyclictest21827-21bash09:30:252
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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