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2026-03-27 - 09:02
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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 rack7slot0.osadl.org (updated Fri Mar 27, 2026 00:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
112750650,0irq/25-eth00-21swapper/119:07:011
120650630,0irq/26-eth1-rx-0-21swapper/319:07:013
112750540,0irq/25-eth00-21swapper/219:08:362
112750470,0irq/25-eth00-21swapper/019:07:240
271180,0ktimersoftd/26323-21sshd22:30:582
271180,0ktimersoftd/218831-21sshd22:28:292
112750180,0irq/25-eth00-21swapper/322:12:263
1426999170,0cyclictest7583-21sshd22:31:083
112750170,0irq/25-eth014650-21bash22:40:262
1426899160,0cyclictest0-21swapper/220:05:242
112750160,0irq/25-eth00-21swapper/321:54:393
14269991512,0cyclictest0-21swapper/300:08:433
1426899150,0cyclictest0-21swapper/223:55:172
1426799150,0cyclictest0-21swapper/123:36:161
1426799150,0cyclictest0-21swapper/122:08:541
14269991411,0cyclictest7712-21bash21:10:103
14269991411,0cyclictest12857-21sshd22:48:473
1426999140,0cyclictest0-21swapper/323:28:393
1426999140,0cyclictest0-21swapper/322:24:453
14267991411,0cyclictest0-21swapper/122:19:291
14267991411,0cyclictest0-21swapper/122:19:281
1426799140,0cyclictest0-21swapper/120:15:131
1426699140,0cyclictest8372-21sshd22:18:420
1426699140,0cyclictest8372-21sshd22:18:410
191130,0ktimersoftd/10-21swapper/121:52:031
1426999139,0cyclictest29585-21sshd21:21:233
14269991312,0cyclictest7971-21bash21:35:223
14269991312,0cyclictest7796-21sshd23:09:223
14269991311,0cyclictest112750irq/25-eth023:02:313
14269991311,0cyclictest0-21swapper/322:18:223
14269991311,0cyclictest0-21swapper/322:18:223
14269991310,0cyclictest0-21swapper/323:36:253
1426999130,0cyclictest0-21swapper/322:44:233
1426899139,0cyclictest28513-21bash21:59:472
1426899139,0cyclictest27297-21sshd00:15:572
1426899139,0cyclictest21426-21sshd00:06:372
14268991313,0cyclictest112750irq/25-eth000:31:082
14268991312,0cyclictest16471-21sshd23:31:472
14268991312,0cyclictest0-21swapper/222:48:332
14268991312,0cyclictest0-21swapper/221:17:222
1426899130,0cyclictest12739-21sshd23:52:412
1426899130,0cyclictest112750irq/25-eth000:13:012
1426899130,0cyclictest0-21swapper/222:09:042
14267991312,0cyclictest0-21swapper/122:43:321
14266991312,0cyclictest28266-21sshd22:46:300
1426699130,0cyclictest0-21swapper/022:25:050
112750130,0irq/25-eth08823-21sshd21:18:463
41120,0ktimersoftd/06187-21diskmemload21:52:260
41120,0ktimersoftd/00-21swapper/022:00:480
14269991211,0cyclictest4497-21bash21:30:453
14269991211,0cyclictest0-21swapper/322:55:383
14269991211,0cyclictest0-21swapper/300:35:063
14269991211,0cyclictest0-21swapper/300:14:323
14269991210,0cyclictest0-21swapper/322:10:003
1426999120,0cyclictest0-21swapper/323:54:263
1426999120,0cyclictest0-21swapper/300:00:013
14268991211,0cyclictest0-21swapper/223:11:472
14268991211,0cyclictest0-21swapper/222:21:502
14268991211,0cyclictest0-21swapper/222:15:282
14268991211,0cyclictest0-21swapper/222:15:272
14268991211,0cyclictest0-21swapper/200:22:122
1426899120,0cyclictest4416-21sshd23:00:182
1426899120,0cyclictest0-21swapper/223:44:542
1426899120,0cyclictest0-21swapper/220:15:162
14267991211,0cyclictest19019-21bash21:20:081
14267991211,0cyclictest0-21swapper/123:51:491
14267991210,0cyclictest31137-21sshd22:59:411
14267991210,0cyclictest0-21swapper/122:02:171
14267991210,0cyclictest0-21swapper/121:34:031
14267991210,0cyclictest0-21swapper/100:26:551
14267991210,0cyclictest0-21swapper/100:06:071
1426799120,0cyclictest0-21swapper/122:48:101
1426799120,0cyclictest0-21swapper/122:39:061
1426799120,0cyclictest0-21swapper/100:35:161
1426699122,0cyclictest0-21swapper/021:49:550
14266991211,0cyclictest0-21swapper/021:41:370
14266991211,0cyclictest0-21swapper/021:37:140
14266991211,0cyclictest0-21swapper/021:18:370
14266991211,0cyclictest0-21swapper/000:29:440
14266991211,0cyclictest0-21swapper/000:11:500
14266991210,0cyclictest0-21swapper/000:17:530
1426699120,0cyclictest0-21swapper/021:21:050
1426699120,0cyclictest0-21swapper/021:11:470
1426699120,0cyclictest0-21swapper/000:23:550
112750120,0irq/25-eth017181-21sshd21:40:513
41110,0ktimersoftd/00-21swapper/023:12:360
191110,0ktimersoftd/10-21swapper/120:24:351
14269991111,0cyclictest0-21swapper/323:46:393
14269991111,0cyclictest0-21swapper/323:23:173
1426999111,0cyclictest0-21swapper/320:05:243
14269991110,0cyclictest0-21swapper/323:11:343
1426999110,0cyclictest0-21swapper/320:41:293
1426899115,0cyclictest1539-21sshd23:49:292
1426899115,0cyclictest0-21swapper/220:55:492
1426899115,0cyclictest0-21swapper/220:51:552
1426899115,0cyclictest0-21swapper/220:42:182
1426899115,0cyclictest0-21swapper/220:30:252
1426899115,0cyclictest0-21swapper/220:25:112
1426899115,0cyclictest0-21swapper/219:48:032
1426899115,0cyclictest0-21swapper/219:26:292
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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