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2026-06-19 - 20:47
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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 Fri Jun 19, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
918321080,1sleep00-21swapper/007:03:040
91822810,0sleep20-21swapper/209:57:162
81922710,1sleep0101ktimersoftd/011:03:530
98602680,0sleep00-21swapper/010:37:340
1021725626,26sleep60-21swapper/607:03:116
33842500,0sleep3391rcuc/312:31:433
244982500,0sleep10-21swapper/110:36:311
123712490,0sleep40-21swapper/411:53:554
122952480,0sleep665-21ksoftirqd/610:33:486
84952470,0sleep6631rcuc/610:31:486
84952470,0sleep6631rcuc/610:31:486
295712470,0sleep70-21swapper/712:04:237
1056324725,8sleep20-21swapper/207:06:042
73202460,0sleep70-21swapper/711:32:447
51032460,0sleep70-21swapper/712:33:397
171412450,0sleep50-21swapper/510:32:195
171412450,0sleep50-21swapper/510:32:195
228002440,1sleep5561ktimersoftd/510:42:125
70812430,1sleep07076-21sshd12:31:560
43552430,0sleep34354-21systemd-cgroups10:10:223
318322430,0sleep0101ktimersoftd/010:13:560
221142430,1sleep522115-21sshd09:14:185
206202430,0sleep60-21swapper/609:40:386
75002420,0sleep20-21swapper/212:29:572
29342420,1sleep2758-21runrttasks11:53:212
28112420,0sleep20-21swapper/210:31:282
28112420,0sleep20-21swapper/210:31:282
228362420,0sleep30-21swapper/310:34:253
177182420,0sleep50-21swapper/510:18:495
109652420,1sleep110962-21grepconf.sh09:49:461
62012410,0sleep60-21swapper/611:01:596
57882410,0sleep0101ktimersoftd/010:10:270
238742410,1sleep623873-21bash10:26:596
16872410,0sleep00-21swapper/010:44:390
139182410,0sleep10-21swapper/111:35:021
267332400,0sleep70-21swapper/711:10:497
1069724029,8sleep10-21swapper/107:07:471
1064124029,8sleep50-21swapper/507:07:035
1058524028,8sleep70-21swapper/707:06:177
1058224028,9sleep40-21swapper/407:06:144
1041224029,8sleep30-21swapper/307:03:573
54132390,0sleep20-21swapper/212:06:512
303122390,0sleep10-21swapper/109:56:351
65762370,0sleep50-21swapper/512:22:165
233602370,0sleep20-21swapper/209:40:502
202182370,2sleep51083999cyclictest11:46:515
134082350,1sleep61084099cyclictest12:22:416
108192340,2sleep31083799cyclictest09:51:403
258902270,0sleep00-21swapper/010:42:230
171382210,0sleep70-21swapper/710:34:057
10826992117,3cyclictest25-21ksoftirqd/112:31:561
1082699211,1cyclictest25-21ksoftirqd/109:12:081
10821992115,3cyclictest9-21ksoftirqd/009:12:080
10826992016,3cyclictest25-21ksoftirqd/110:02:251
1082199200,1cyclictest15535-21sshd10:01:230
311812190,0sleep40-21swapper/411:47:304
10837991915,3cyclictest41-21ksoftirqd/311:59:243
1082699198,1cyclictest25-21ksoftirqd/110:11:581
1082699198,1cyclictest121rcu_preempt10:49:271
1082699197,1cyclictest25-21ksoftirqd/111:50:171
1082699193,2cyclictest25-21ksoftirqd/109:38:171
1082699192,1cyclictest25-21ksoftirqd/112:01:581
10826991915,1cyclictest25-21ksoftirqd/111:47:271
10826991914,3cyclictest25-21ksoftirqd/112:07:031
10826991913,3cyclictest25-21ksoftirqd/111:30:551
1082199199,1cyclictest9-21ksoftirqd/009:32:100
10821991916,2cyclictest9-21ksoftirqd/011:37:350
10821991913,3cyclictest9-21ksoftirqd/011:28:090
10821991913,3cyclictest9-21ksoftirqd/011:18:500
10821991913,3cyclictest9-21ksoftirqd/011:18:500
278232180,1sleep773-21ksoftirqd/710:48:077
254692180,0sleep60-21swapper/612:09:516
10841991815,1cyclictest73-21ksoftirqd/709:15:557
10826991816,1cyclictest25-21ksoftirqd/112:15:201
10826991815,3cyclictest25-21ksoftirqd/112:25:331
10826991814,1cyclictest25-21ksoftirqd/110:28:101
10826991814,1cyclictest25-21ksoftirqd/110:28:101
10826991813,3cyclictest25-21ksoftirqd/109:28:201
10826991812,3cyclictest25-21ksoftirqd/111:57:191
1082699180,17cyclictest15172-21kworker/1:109:20:101
10821991815,2cyclictest9-21ksoftirqd/011:54:020
10821991815,1cyclictest9-21ksoftirqd/012:27:190
10821991815,1cyclictest9-21ksoftirqd/011:59:180
10821991815,1cyclictest9-21ksoftirqd/009:14:020
10821991814,3cyclictest9-21ksoftirqd/009:24:010
1084099177,2cyclictest678-21sshd09:18:326
10838991714,1cyclictest49-21ksoftirqd/410:20:384
10833991712,1cyclictest12553-21sshd12:22:382
1082699175,3cyclictest25-21ksoftirqd/111:05:381
1082699174,1cyclictest25-21ksoftirqd/110:18:241
1082699173,3cyclictest25-21ksoftirqd/111:02:241
1082699173,1cyclictest25-21ksoftirqd/112:19:551
1082699173,1cyclictest25-21ksoftirqd/109:24:531
10826991716,1cyclictest25-21ksoftirqd/110:56:211
10826991716,1cyclictest25-21ksoftirqd/110:24:161
10826991716,1cyclictest25-21ksoftirqd/110:06:331
10826991716,1cyclictest25-21ksoftirqd/109:13:331
10826991715,1cyclictest25-21ksoftirqd/110:40:221
10826991715,1cyclictest25-21ksoftirqd/109:44:581
1082699171,3cyclictest25-21ksoftirqd/111:19:471
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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