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2026-04-05 - 01:13
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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 rack2slot0.osadl.org (updated Sat Apr 04, 2026 12:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
249892950,1sleep1589999cyclictest10:06:081
73562790,0sleep00-21swapper/009:15:440
137032580,1sleep3674-21dbus-daemon10:02:293
47312570,1sleep14733-21lspci10:26:191
36332570,1sleep33635-21bash11:35:023
260162570,1sleep226000-21sshd10:17:102
321512550,0sleep20-21swapper/210:04:052
273562550,0sleep00-21swapper/009:36:190
294382540,0sleep20-21swapper/209:18:312
150682540,0sleep10-21swapper/109:48:581
79692530,0sleep30-21swapper/309:23:443
44812530,1sleep09-21ksoftirqd/009:34:270
247132530,1sleep324712-21sshd12:26:443
149352520,1sleep0101ktimersoftd/010:10:430
87752510,0sleep00-21swapper/010:04:510
314242500,0sleep00-21swapper/010:53:210
197512500,0sleep30-21swapper/311:41:543
237672490,0sleep30-21swapper/312:23:573
222032490,0sleep00-21swapper/009:41:200
216562490,0sleep30-21swapper/311:50:203
17572490,1sleep21758-21grep09:34:132
153852490,0sleep00-21swapper/011:41:310
87212480,0sleep10-21swapper/110:02:031
70922480,1sleep07086-21bash12:08:350
44372480,0sleep20-21swapper/210:12:382
81972470,0sleep20-21swapper/210:45:502
240892470,0sleep20-21swapper/209:55:112
194402470,1sleep1622-13audispd11:47:251
177102470,0sleep017703-21sshd10:27:260
95362460,0sleep30-21swapper/311:30:013
272692440,0sleep20-21swapper/210:36:292
91892430,1sleep19188-21bash11:57:391
148802380,1sleep2321ktimersoftd/209:28:282
564522810,14sleep10-21swapper/107:08:211
54912287,7sleep00-21swapper/007:06:240
557322210,7sleep30-21swapper/307:07:273
550322211,6sleep20-21swapper/207:06:342
95682180,1sleep19560-21find10:10:161
26942180,0sleep20-21swapper/210:26:082
192702180,0sleep10-21swapper/109:38:241
75182170,0sleep10-21swapper/111:54:461
324292170,0sleep30-21swapper/311:07:103
31962170,1sleep23191-21sshd12:30:242
264482170,0sleep00-21swapper/011:06:390
218712170,0sleep10-21swapper/111:17:171
5899991616,0cyclictest527-40kipmi008:23:191
251612160,1sleep21073-21nfsd12:04:362
169112160,1sleep116905-21lspci12:15:011
109512160,0sleep30-21swapper/310:57:053
81942150,1sleep18188-21sshd11:27:071
589999153,1cyclictest25-21ksoftirqd/111:05:181
325712150,0sleep10-21swapper/109:18:541
302222150,1sleep030223-21grep09:58:260
5911991412,1cyclictest24576-21sshd11:59:003
238922140,0sleep0111rcuc/011:56:050
237382140,0sleep30-21swapper/309:44:153
233932140,0sleep023395-21bash09:49:410
150692140,0sleep3401ktimersoftd/311:11:103
11862140,0sleep10-21swapper/112:35:481
109972140,0sleep10-21swapper/112:28:231
75402130,0sleep20-21swapper/210:21:032
590699130,12cyclictest1046-21sshd10:53:322
589999134,1cyclictest25-21ksoftirqd/110:40:581
589999134,1cyclictest25-21ksoftirqd/109:55:011
589999134,1cyclictest25-21ksoftirqd/109:20:491
5899991311,1cyclictest25-21ksoftirqd/112:06:151
589999130,2cyclictest674-21dbus-daemon09:12:181
589999130,1cyclictest25-21ksoftirqd/110:56:031
248302130,0sleep20-21swapper/209:10:102
184962130,0sleep118494-21bash10:52:141
5911991210,1cyclictest649-21polkitd12:15:303
5911991210,1cyclictest649-21polkitd09:49:093
591199120,1cyclictest23749-21sshd12:04:303
591199120,11cyclictest1-21systemd12:10:003
591199120,11cyclictest0-21swapper/310:17:103
590699120,1cyclictest24100-21sshd12:15:322
590699120,1cyclictest1-21systemd12:10:022
590699120,11cyclictest21434-21sshd11:55:522
590699120,11cyclictest0-21swapper/211:52:422
589999124,1cyclictest25-21ksoftirqd/112:13:171
589999123,1cyclictest25-21ksoftirqd/111:38:171
589999122,1cyclictest25-21ksoftirqd/111:02:011
589499120,1cyclictest674-21dbus-daemon12:12:500
589499120,1cyclictest674-21dbus-daemon11:22:400
589499120,1cyclictest674-21dbus-daemon11:22:400
589499120,11cyclictest674-21dbus-daemon11:16:200
589499120,11cyclictest0-21swapper/010:24:200
40982120,0sleep20-21swapper/212:05:292
591199119,1cyclictest10927-21lspci10:35:103
591199110,1cyclictest24280-21bash09:13:593
591199110,10cyclictest0-21swapper/311:26:103
591199110,0cyclictest0-21swapper/309:38:593
5906991110,0cyclictest0-21swapper/209:52:322
5906991110,0cyclictest0-21swapper/209:49:322
590699110,10cyclictest7624-21sshd11:29:522
590699110,10cyclictest0-21swapper/211:35:322
589999114,1cyclictest25-21ksoftirqd/112:32:001
589999114,1cyclictest25-21ksoftirqd/110:48:001
589999112,1cyclictest25-21ksoftirqd/111:32:381
589999111,1cyclictest25-21ksoftirqd/110:20:501
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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