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2026-06-27 - 14:10
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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 Sat Jun 27, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
327602860,0sleep60-21swapper/609:41:006
11179998245,17cyclictest41-21ksoftirqd/311:14:563
284222740,2sleep61120399cyclictest12:27:436
11203997136,35cyclictest0-21swapper/611:14:566
11195996419,0cyclictest0-21swapper/511:14:555
50192540,0sleep00-21swapper/009:26:120
217612530,1sleep125-21ksoftirqd/112:19:291
117712530,0sleep60-21swapper/609:20:586
97482520,0sleep30-21swapper/310:19:413
21922500,0sleep40-21swapper/410:02:124
141472500,2sleep61120399cyclictest10:49:006
106902500,0sleep510688-21sshd09:54:535
224792490,0sleep30-21swapper/311:25:573
224792490,0sleep30-21swapper/311:25:573
155242490,0sleep70-21swapper/712:17:117
154062490,0sleep5758-21runrttasks09:58:535
13442490,0sleep0111rcuc/011:13:050
79642480,0sleep10-21swapper/111:21:151
123722480,0sleep40-21swapper/412:07:234
118142480,0sleep40-21swapper/412:24:454
1081424825,8sleep00-21swapper/007:05:200
49062470,1sleep7758-21runrttasks11:51:327
124922470,0sleep30-21swapper/309:49:143
53662420,0sleep30-21swapper/312:14:353
272112420,0sleep327208-21systemd-cgroups10:17:013
196672420,0sleep30-21swapper/310:03:073
18992420,1sleep41875-21sshd11:37:594
176222420,0sleep30-21swapper/311:48:243
134282420,0sleep30-21swapper/309:43:373
82532410,0sleep10-21swapper/110:52:311
273452410,0sleep50-21swapper/509:25:375
150432410,0sleep00-21swapper/009:53:110
1094824129,8sleep30-21swapper/307:07:073
1089124129,9sleep40-21swapper/407:06:204
228232400,0sleep50-21swapper/511:18:145
18132400,1sleep6758-21runrttasks11:09:186
1097924028,8sleep10-21swapper/107:07:291
139582390,1sleep713961-21grepconf.sh09:41:497
11172993936,3cyclictest13550irq/24-ahci[00011:14:562
1075723926,9sleep20-21swapper/207:04:342
1068623926,9sleep70-21swapper/707:03:357
1067623927,8sleep60-21swapper/607:03:266
850323825,9sleep50-21swapper/507:02:365
218552380,0sleep70-21swapper/712:05:587
193032380,0sleep00-21swapper/012:36:500
193032380,0sleep00-21swapper/012:36:500
14202380,0sleep00-21swapper/010:48:140
11211993838,0cyclictest23858-21kworker/7:211:14:567
22842370,0sleep50-21swapper/511:24:395
22842370,0sleep50-21swapper/511:24:395
163382370,0sleep20-21swapper/209:38:082
149692370,0sleep20-21swapper/210:56:412
1116499370,36cyclictest26045-21kworker/1:211:14:561
213092340,1sleep521310-21systemd-cgroups12:05:565
43642310,0sleep00-21swapper/011:36:190
1118799250,24cyclictest30728-21kworker/u16:411:14:564
1120399224,3cyclictest65-21ksoftirqd/612:17:476
11203992213,1cyclictest65-21ksoftirqd/610:57:116
1115699229,2cyclictest9-21ksoftirqd/010:45:130
1115699226,3cyclictest9-21ksoftirqd/011:42:480
11156992212,2cyclictest9-21ksoftirqd/010:38:120
316962210,0sleep10-21swapper/109:42:471
123882210,1sleep712363-21bash10:47:017
1120399209,1cyclictest65-21ksoftirqd/611:22:286
1120399208,1cyclictest65-21ksoftirqd/609:33:516
1120399207,1cyclictest65-21ksoftirqd/612:23:236
1120399206,1cyclictest65-21ksoftirqd/611:24:086
1120399206,1cyclictest65-21ksoftirqd/611:24:086
1117299203,7cyclictest8936-21sshd12:34:182
1117299203,7cyclictest8936-21sshd12:34:182
1117299200,2cyclictest5511-21grep11:11:282
1117299200,2cyclictest23721-21systemd11:06:512
1117299200,1cyclictest709-21systemd-logind11:31:532
1115699209,2cyclictest9-21ksoftirqd/010:12:100
11156992014,2cyclictest9-21ksoftirqd/009:46:020
11156992012,3cyclictest9-21ksoftirqd/009:09:430
1115699201,1cyclictest9-21ksoftirqd/011:20:050
1115699201,1cyclictest9-21ksoftirqd/011:04:260
163252190,2sleep51119599cyclictest10:08:465
1120399198,1cyclictest65-21ksoftirqd/611:36:596
1120399197,3cyclictest65-21ksoftirqd/609:57:236
11203991917,1cyclictest65-21ksoftirqd/610:42:426
1117299190,2cyclictest18374-21systemd10:58:382
1117299190,2cyclictest18089-21bash09:43:542
1117299190,2cyclictest1-21systemd10:47:542
1117299190,12cyclictest7045-21grepconf.sh11:38:182
1117299190,1cyclictest26096-21systemd11:22:212
1115699196,2cyclictest9-21ksoftirqd/010:16:520
1115699193,3cyclictest9-21ksoftirqd/012:28:170
1115699193,2cyclictest9-21ksoftirqd/012:07:500
11156991917,1cyclictest9-21ksoftirqd/012:05:450
11156991917,1cyclictest9-21ksoftirqd/009:40:440
11156991916,3cyclictest9-21ksoftirqd/009:29:490
11156991915,1cyclictest9-21ksoftirqd/011:49:310
11156991914,1cyclictest464-21systemd-journal12:25:370
315702180,1sleep131569-21grepconf.sh10:24:521
1120399188,3cyclictest65-21ksoftirqd/610:00:236
1120399187,3cyclictest65-21ksoftirqd/610:31:526
1120399184,3cyclictest65-21ksoftirqd/612:04:186
11203991816,1cyclictest464-21systemd-journal09:50:306
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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