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2026-04-18 - 20:15
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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 Sat Apr 18, 2026 12:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
112750650,0irq/25-eth00-21swapper/107:05:191
120650590,0irq/26-eth1-rx-0-21swapper/307:06:263
112750570,0irq/25-eth00-21swapper/207:05:252
120650490,0irq/26-eth1-rx-0-21swapper/007:08:570
4511991514,0cyclictest0-21swapper/310:26:293
450999150,0cyclictest0-21swapper/112:22:551
4511991413,0cyclictest0-21swapper/310:58:333
4511991413,0cyclictest0-21swapper/309:45:223
4511991413,0cyclictest0-21swapper/309:33:593
451199140,0cyclictest0-21swapper/310:06:233
4509991413,0cyclictest0-21swapper/111:38:331
4509991411,0cyclictest0-21swapper/109:31:271
271140,0ktimersoftd/25938-21munin-node11:45:202
4511991312,0cyclictest0-21swapper/311:19:553
4511991310,0cyclictest0-21swapper/311:48:373
451199130,0cyclictest30576-21sshd11:40:083
451199130,0cyclictest0-21swapper/310:47:523
4510991311,0cyclictest1275-21sshd11:31:512
4510991311,0cyclictest0-21swapper/210:14:502
451099130,0cyclictest0-21swapper/212:06:282
4509991313,0cyclictest0-21swapper/112:39:391
4509991312,0cyclictest0-21swapper/111:31:491
4509991312,0cyclictest0-21swapper/109:29:291
4509991310,0cyclictest0-21swapper/111:52:151
450999130,0cyclictest21409-21sshd09:17:241
450999130,0cyclictest19424-21bash10:42:341
450999130,0cyclictest0-21swapper/107:20:131
4508991312,0cyclictest31124-21cat10:35:220
4508991312,0cyclictest28814-21diskmemload10:15:170
4508991312,0cyclictest0-21swapper/012:25:090
4508991311,0cyclictest21737-21sshd11:47:310
4508991311,0cyclictest0-21swapper/010:55:140
4508991311,0cyclictest0-21swapper/010:28:100
4508991310,0cyclictest11625-21sshd11:11:370
450899130,0cyclictest0-21swapper/012:03:120
4511991212,0cyclictest0-21swapper/311:31:383
4511991211,0cyclictest0-21swapper/311:05:443
4511991211,0cyclictest0-21swapper/309:26:043
4511991211,0cyclictest0-21swapper/309:12:013
4511991210,0cyclictest0-21swapper/309:53:013
4511991210,0cyclictest0-21swapper/309:39:413
451199120,0cyclictest0-21swapper/312:35:183
451199120,0cyclictest0-21swapper/312:15:483
4510991211,0cyclictest0-21swapper/212:31:412
4510991211,0cyclictest0-21swapper/212:23:132
4510991211,0cyclictest0-21swapper/209:57:462
4510991210,0cyclictest0-21swapper/211:23:222
4510991210,0cyclictest0-21swapper/209:10:082
451099120,0cyclictest4774-21sshd10:27:442
451099120,0cyclictest0-21swapper/210:07:232
451099120,0cyclictest0-21swapper/209:46:092
451099120,0cyclictest0-21swapper/209:34:322
4509991211,0cyclictest0-21swapper/112:32:551
4509991210,0cyclictest0-21swapper/111:55:451
4509991210,0cyclictest0-21swapper/111:05:551
4509991210,0cyclictest0-21swapper/109:41:061
450999120,0cyclictest0-21swapper/111:20:041
4508991211,0cyclictest27226-21bash12:18:250
4508991211,0cyclictest26905-21sshd11:00:420
4508991211,0cyclictest12315-21smart_sda11:20:200
4508991211,0cyclictest0-21swapper/010:07:510
4508991211,0cyclictest0-21swapper/009:44:360
450899120,0cyclictest0-21swapper/012:06:410
450899120,0cyclictest0-21swapper/011:51:000
450899120,0cyclictest0-21swapper/009:31:000
351120,0ktimersoftd/30-21swapper/311:55:563
4511991111,0cyclictest0-21swapper/312:29:023
4511991111,0cyclictest0-21swapper/311:24:553
4511991110,0cyclictest0-21swapper/312:34:023
4511991110,0cyclictest0-21swapper/312:14:033
4511991110,0cyclictest0-21swapper/311:12:573
4511991110,0cyclictest0-21swapper/311:00:183
4511991110,0cyclictest0-21swapper/310:21:023
451199110,0cyclictest0-21swapper/310:30:123
451199110,0cyclictest0-21swapper/309:00:593
451199110,0cyclictest0-21swapper/308:41:083
451199110,0cyclictest0-21swapper/308:01:443
451199110,0cyclictest0-21swapper/307:34:333
451099119,0cyclictest0-21swapper/208:24:072
4510991111,0cyclictest0-21swapper/209:28:352
4510991110,0cyclictest31936-21sshd10:18:332
4510991110,0cyclictest28814-21diskmemload10:51:052
4510991110,0cyclictest0-21swapper/211:43:492
4510991110,0cyclictest0-21swapper/211:05:432
4510991110,0cyclictest0-21swapper/210:56:312
451099110,0cyclictest0-21swapper/207:29:382
4509991111,0cyclictest191ktimersoftd/112:16:111
4509991111,0cyclictest0-21swapper/112:11:121
4509991111,0cyclictest0-21swapper/109:50:451
4509991110,0cyclictest24641-21sshd10:00:241
4509991110,0cyclictest18642-21sshd10:20:561
4509991110,0cyclictest0-21swapper/110:51:301
4509991110,0cyclictest0-21swapper/109:06:501
450999110,0cyclictest0-21swapper/108:22:141
450999110,0cyclictest0-21swapper/108:17:341
450999110,0cyclictest0-21swapper/107:45:521
450999110,0cyclictest0-21swapper/107:36:001
450999110,0cyclictest0-21swapper/107:35:591
450999110,0cyclictest0-21swapper/107:25:531
4508991111,0cyclictest3048-21bash11:06:090
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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