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2026-05-18 - 04:47
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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 rack2slot0.osadl.org (updated Mon May 18, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
89132890,0sleep08781-21sshd23:31:320
238942630,1sleep3391rcuc/321:47:123
259292610,0sleep20-21swapper/222:48:322
14112560,0sleep01404-21lspci23:25:190
54802550,0sleep30-21swapper/323:28:303
164252550,0sleep00-21swapper/000:25:030
262592540,0sleep00-21swapper/022:18:020
252342540,1sleep3620-17auditd23:57:583
186942540,0sleep30-21swapper/323:43:333
186942540,0sleep30-21swapper/323:43:323
68472530,0sleep10-21swapper/100:07:291
102592520,1sleep010227-21sshd22:30:270
23392510,0sleep30-21swapper/323:47:413
23392510,0sleep30-21swapper/323:47:413
52612500,0sleep10-21swapper/100:12:581
289172500,0sleep30-21swapper/323:11:003
254582500,1sleep013932-1kworker/0:1H21:44:370
128742500,0sleep20-21swapper/221:51:482
69622490,0sleep20-21swapper/223:11:552
277932490,0sleep20-21swapper/222:37:342
170592490,0sleep00-21swapper/023:57:150
75302480,0sleep10-21swapper/123:31:251
49872480,0sleep10-21swapper/122:21:431
209332480,2sleep3666099cyclictest22:34:153
182932480,0sleep20-21swapper/222:14:352
160612480,0sleep00-21swapper/022:50:220
138192480,0sleep10-21swapper/123:59:481
123622480,0sleep30-21swapper/323:04:033
48672470,2sleep2665999cyclictest21:37:182
40862470,0sleep10-21swapper/123:25:321
190972470,0sleep00-21swapper/022:00:390
10842470,0sleep10-21swapper/123:16:591
314392460,0sleep10-21swapper/100:18:001
25912460,0sleep1231rcuc/122:07:381
8052450,0sleep20-21swapper/222:32:312
218172420,2sleep1665899cyclictest00:36:331
236012410,0sleep20-21swapper/200:28:262
61842308,7sleep30-21swapper/319:05:323
638322210,7sleep00-21swapper/019:07:570
635722211,7sleep10-21swapper/119:07:381
62512219,7sleep20-21swapper/219:06:192
17652210,0sleep00-21swapper/000:23:470
322152180,1sleep332211-21lspci22:18:343
211742180,0sleep121171-21lspci21:21:161
28952170,1sleep02898-21bash23:22:420
284602170,0sleep30-21swapper/323:16:323
194342170,1sleep019433-21bash22:47:590
18642170,1sleep11859-21bash23:14:181
143972170,0sleep30-21swapper/323:37:353
293232160,0sleep10-21swapper/121:18:231
161602160,1sleep1241ktimersoftd/123:01:321
83852150,1sleep18386-21bash22:33:101
296662150,0sleep00-21swapper/022:37:440
278412150,0sleep30-21swapper/322:43:093
270732150,0sleep00-21swapper/021:18:060
200782150,1sleep2311rcuc/222:50:442
14992150,0sleep20-21swapper/223:55:532
132922150,1sleep1710-21NetworkManager21:49:081
112012150,1sleep2321ktimersoftd/223:06:422
93272140,0sleep10-21swapper/122:58:131
149822140,0sleep10-21swapper/100:27:401
129682140,1sleep012970-21bash21:38:000
665599130,1cyclictest30165-21sshd00:17:530
26502130,0sleep00-21swapper/021:30:470
179312130,0sleep317933-21bash21:57:513
179312130,0sleep317933-21bash21:57:503
666099120,1cyclictest623-17sedispatch22:12:533
666099120,11cyclictest29336-21bash22:37:433
6659991210,1cyclictest2390-21sshd22:40:542
6659991210,1cyclictest12942-21id21:12:242
665999120,1cyclictest8715-21sshd21:31:352
665999120,1cyclictest5476-21sshd23:34:042
665999120,11cyclictest25972-21bash22:23:342
665999120,11cyclictest1409-21tty00:09:542
665999120,11cyclictest1-21systemd23:20:452
665899120,1cyclictest14115-21id22:39:121
665899120,1cyclictest0-21swapper/122:52:121
6655991210,1cyclictest0-21swapper/021:56:320
6655991210,1cyclictest0-21swapper/021:56:320
665599120,11cyclictest0-21swapper/000:05:220
65442120,0sleep30-21swapper/321:54:053
45692120,0sleep20-21swapper/223:03:222
220132120,0sleep20-21swapper/200:36:342
666099119,1cyclictest674-21dbus-daemon22:53:333
6660991110,0cyclictest31496-21sshd22:24:033
6660991110,0cyclictest0-21swapper/323:34:333
666099110,10cyclictest0-21swapper/321:09:443
666099110,0cyclictest0-21swapper/323:09:443
6659991110,0cyclictest0-21swapper/221:57:052
6659991110,0cyclictest0-21swapper/221:57:042
665899119,1cyclictest6106-21lspci21:51:131
6658991110,0cyclictest0-21swapper/123:48:521
6658991110,0cyclictest0-21swapper/123:48:521
6658991110,0cyclictest0-21swapper/122:01:521
665899110,1cyclictest22882-21sshd21:38:521
665899110,1cyclictest20975-21lspci23:54:531
665899110,1cyclictest0-21swapper/122:42:521
665899110,10cyclictest0-21swapper/123:38:031
665899110,0cyclictest0-21swapper/123:24:221
665599119,1cyclictest623-17sedispatch23:52:430
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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