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2026-03-11 - 16:43
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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 Wed Mar 11, 2026 12:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
273002940,1sleep3620199cyclictest11:26:243
86092920,1sleep18593-21sshd11:54:571
202332910,0sleep00-21swapper/012:06:510
51072710,0sleep00-21swapper/009:40:270
304742580,0sleep20-21swapper/212:24:112
309542570,0sleep10-21swapper/110:14:331
309542570,0sleep10-21swapper/110:14:331
234912540,0sleep30-21swapper/311:37:013
269552530,0sleep00-21swapper/011:04:290
67172520,0sleep30-21swapper/312:27:363
43382520,0sleep20-21swapper/211:40:492
300732520,0sleep20-21swapper/209:22:102
296482520,0sleep10-21swapper/112:13:091
58912510,1sleep35867-21sshd10:57:133
119742510,0sleep2321ktimersoftd/209:58:362
257192500,0sleep00-21swapper/010:06:590
179972500,0sleep10-21swapper/111:39:201
66282490,0sleep00-21swapper/009:47:360
18552490,1sleep21856-21grepconf.sh11:35:122
177172470,0sleep10-21swapper/112:39:361
110932470,0sleep20-21swapper/210:52:112
123362460,0sleep00-21swapper/011:44:200
109052440,0sleep00-21swapper/011:16:480
520824227,9sleep20-21swapper/207:05:172
248642350,0sleep20-21swapper/211:53:352
580123210,7sleep00-21swapper/007:06:360
59152309,7sleep10-21swapper/107:08:011
59122308,7sleep30-21swapper/307:07:583
116702220,0sleep111603-21sshd11:33:191
92452210,1sleep19242-21lspci10:32:551
210922210,0sleep10-21swapper/109:56:021
69102180,0sleep00-21swapper/010:40:510
324052180,0sleep20-21swapper/212:32:322
225402180,0sleep30-21swapper/309:32:013
242772170,1sleep2674-21dbus-daemon12:29:072
313422160,0sleep30-21swapper/311:48:393
292512160,1sleep3401ktimersoftd/312:13:073
239802160,1sleep123975-21bash11:42:331
151382160,0sleep315139-21grepconf.sh10:41:343
136622160,0sleep30-21swapper/311:33:293
109692160,1sleep00-21swapper/012:19:480
6186991513,1cyclictest15206-21lspci11:47:161
30432140,0sleep20-21swapper/210:24:142
278262140,0sleep127828-21id11:59:191
246302140,0sleep00-21swapper/010:56:010
151002140,0sleep30-21swapper/311:41:463
124222140,0sleep1231rcuc/110:41:201
620199131,11cyclictest710-21NetworkManager12:35:313
620199130,2cyclictest674-21dbus-daemon10:47:303
6195991311,1cyclictest622-13audispd10:06:462
619599130,1cyclictest25752-21lspci11:20:462
6179991312,0cyclictest27454-21lspci10:03:450
51872130,1sleep05189-21bash10:29:540
299642130,0sleep129960-21sshd10:29:151
25082130,1sleep2311rcuc/210:45:572
185362130,0sleep00-21swapper/009:35:060
122652130,0sleep10-21swapper/110:09:041
100492130,0sleep30-21swapper/311:19:323
6201991210,1cyclictest934-21bash09:17:113
6201991210,1cyclictest22318-21lspci12:01:303
620199120,11cyclictest9991-21sshd11:14:003
619599120,1cyclictest8920-21sshd10:27:262
619599120,1cyclictest30117-21sshd09:16:362
6186991210,1cyclictest16311-21grep12:22:581
618699120,0cyclictest0-21swapper/112:08:081
617999120,1cyclictest13241-21bash12:30:520
617999120,11cyclictest31425-21sshd10:18:020
617999120,11cyclictest0-21swapper/012:29:420
617999120,11cyclictest0-21swapper/012:02:220
617999120,11cyclictest0-21swapper/009:59:520
620199119,1cyclictest13348-21bash09:48:203
6201991110,0cyclictest0-21swapper/310:34:313
6201991110,0cyclictest0-21swapper/310:04:413
620199110,10cyclictest0-21swapper/309:43:013
619599110,10cyclictest0-21swapper/210:31:562
618699119,1cyclictest620-17auditd10:52:381
618699119,1cyclictest29966-21sshd12:29:381
6186991110,0cyclictest0-21swapper/109:46:281
618699110,10cyclictest0-21swapper/112:16:171
618699110,10cyclictest0-21swapper/111:19:481
618699110,10cyclictest0-21swapper/108:55:181
617999119,1cyclictest21099-21sshd11:12:120
617999110,10cyclictest30515-21bash10:21:020
617999110,10cyclictest27134-21lspci09:32:310
617999110,0cyclictest24791-21sshd09:53:010
617999110,0cyclictest0-21swapper/012:21:520
617999110,0cyclictest0-21swapper/011:52:110
617999110,0cyclictest0-21swapper/010:54:420
617999110,0cyclictest0-21swapper/010:48:020
207752110,1sleep2311rcuc/212:09:412
620199109,0cyclictest0-21swapper/312:34:213
620199109,0cyclictest0-21swapper/312:21:013
620199109,0cyclictest0-21swapper/311:52:313
620199109,0cyclictest0-21swapper/311:20:113
620199109,0cyclictest0-21swapper/310:53:013
620199109,0cyclictest0-21swapper/309:29:213
620199100,0cyclictest0-21swapper/310:23:313
620199100,0cyclictest0-21swapper/309:54:013
620199100,0cyclictest0-21swapper/309:22:503
619599109,0cyclictest0-21swapper/209:39:462
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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