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2026-06-28 - 20:42
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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 28, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
169112870,2sleep01997399cyclictest10:12:560
156392830,0sleep30-21swapper/312:32:353
226492810,0sleep00-21swapper/011:06:380
35672750,2sleep31998699cyclictest11:09:133
54832630,1sleep75481-21grep12:35:437
276492620,1sleep027617-21bash11:22:160
204182530,1sleep4758-21runrttasks09:57:544
320292510,0sleep20-21swapper/210:51:582
303582510,1sleep4481ktimersoftd/410:36:384
1979525026,8sleep70-21swapper/707:07:257
85072490,0sleep30-21swapper/309:35:023
1957224825,8sleep10-21swapper/107:04:311
87692470,0sleep20-21swapper/211:32:432
59052470,0sleep2311rcuc/211:28:342
59052470,0sleep2311rcuc/211:28:342
309732470,0sleep230962-21sshd09:28:442
273452470,0sleep7711rcuc/711:22:157
84642460,1sleep18457-21bash10:56:141
34532460,0sleep60-21swapper/612:27:576
309192460,0sleep70-21swapper/712:05:007
304712460,0sleep00-21swapper/009:45:320
149222460,0sleep2758-21runrttasks10:43:172
318512450,0sleep10-21swapper/110:38:361
298202450,0sleep00-21swapper/012:29:350
233902450,0sleep20-21swapper/210:32:282
174782450,0sleep10-21swapper/111:50:361
117632450,1sleep773-21ksoftirqd/711:28:557
117632450,1sleep773-21ksoftirqd/711:28:557
311242440,2sleep72000899cyclictest10:25:207
294732440,1sleep129475-21grep10:51:491
110612440,0sleep20-21swapper/211:17:292
252022430,0sleep60-21swapper/612:33:026
150782430,0sleep40-21swapper/412:13:304
14492430,0sleep70-21swapper/711:51:387
125072430,0sleep20-21swapper/211:54:052
35892420,0sleep10-21swapper/109:08:091
262122420,0sleep30-21swapper/312:27:303
258042420,0sleep40-21swapper/409:19:094
16092420,0sleep60-21swapper/609:51:156
133882420,0sleep10-21swapper/110:33:391
96282410,0sleep30-21swapper/311:42:373
42322410,0sleep60-21swapper/610:31:206
1957424129,9sleep30-21swapper/307:04:333
18782410,0sleep50-21swapper/511:38:145
108552410,0sleep71-21systemd10:14:317
83032400,0sleep30-21swapper/309:38:393
83032400,0sleep30-21swapper/309:38:393
1952624026,9sleep40-21swapper/407:03:534
173152400,0sleep417309-21sshd11:31:174
173152400,0sleep417309-21sshd11:31:174
167892400,0sleep50-21swapper/512:15:315
224522390,0sleep50-21swapper/511:33:345
1979923927,9sleep20-21swapper/207:07:282
178342390,0sleep50-21swapper/509:54:025
1732223927,8sleep60-21swapper/607:02:356
107512390,0sleep50-21swapper/511:56:015
299502380,0sleep10-21swapper/111:41:551
294062380,0sleep00-21swapper/010:55:320
279222380,2sleep11997599cyclictest12:29:281
1957123826,8sleep00-21swapper/007:04:300
1948223826,8sleep50-21swapper/507:03:145
297182370,0sleep50-21swapper/512:22:045
135492370,0sleep5551rcuc/509:35:205
263572360,0sleep30-21swapper/310:49:433
292562350,0sleep70-21swapper/712:01:077
19992992411,3cyclictest49-21ksoftirqd/410:54:134
19975992410,2cyclictest25-21ksoftirqd/112:04:571
1999299237,1cyclictest49-21ksoftirqd/410:23:564
1999299236,3cyclictest49-21ksoftirqd/412:27:444
19992992318,1cyclictest49-21ksoftirqd/412:10:104
1999299229,3cyclictest49-21ksoftirqd/409:51:594
1999299227,2cyclictest49-21ksoftirqd/410:03:554
1999299227,1cyclictest49-21ksoftirqd/409:16:344
1999299226,2cyclictest49-21ksoftirqd/412:26:314
1999299226,1cyclictest49-21ksoftirqd/411:32:414
1999299225,1cyclictest49-21ksoftirqd/412:20:514
19992992217,3cyclictest49-21ksoftirqd/411:23:114
19992992210,3cyclictest49-21ksoftirqd/412:05:564
1997599226,1cyclictest131rcu_sched09:31:381
1997599223,2cyclictest25-21ksoftirqd/112:00:551
1999299218,3cyclictest49-21ksoftirqd/412:36:134
1999299218,3cyclictest49-21ksoftirqd/411:00:424
1999299218,3cyclictest49-21ksoftirqd/409:47:024
1999299217,2cyclictest49-21ksoftirqd/410:21:444
1999299215,2cyclictest49-21ksoftirqd/411:07:294
19992992111,2cyclictest49-21ksoftirqd/409:22:554
1999299210,2cyclictest425-21grepconf.sh11:43:554
1997599219,1cyclictest25-21ksoftirqd/110:44:071
1997599218,1cyclictest25-21ksoftirqd/111:01:061
1997599217,3cyclictest25-21ksoftirqd/109:25:361
19975992118,1cyclictest25-21ksoftirqd/111:24:381
19975992110,2cyclictest25-21ksoftirqd/111:17:461
19975992110,2cyclictest25-21ksoftirqd/111:12:391
1999299209,3cyclictest49-21ksoftirqd/411:40:464
1999299207,3cyclictest49-21ksoftirqd/410:15:104
1999299207,3cyclictest49-21ksoftirqd/409:36:184
1999299206,2cyclictest49-21ksoftirqd/411:21:414
1999299206,2cyclictest49-21ksoftirqd/410:39:004
1999299205,1cyclictest49-21ksoftirqd/412:00:514
1999299204,1cyclictest49-21ksoftirqd/410:46:384
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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