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2026-08-04 - 01:04
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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 Mon Aug 03, 2026 12:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
112750660,0irq/25-eth00-21swapper/107:05:161
120650580,0irq/26-eth1-rx-0-21swapper/307:05:493
63025021,0sleep00-21swapper/007:07:240
120650470,0irq/26-eth1-rx-0-21swapper/207:05:112
41170,0ktimersoftd/017372-21sshd11:55:000
351170,0ktimersoftd/317393-21sshd11:54:593
924991615,0cyclictest0-21swapper/210:56:342
922991513,0cyclictest0-21swapper/010:52:330
922991512,0cyclictest0-21swapper/010:37:270
92299150,0cyclictest0-21swapper/011:00:060
925991413,0cyclictest0-21swapper/312:26:363
925991413,0cyclictest0-21swapper/311:23:383
92599140,0cyclictest0-21swapper/312:38:063
924991413,0cyclictest0-21swapper/209:32:352
924991411,0cyclictest0-21swapper/210:47:592
92499140,0cyclictest0-21swapper/211:17:432
923991413,0cyclictest0-21swapper/111:47:391
92399140,0cyclictest0-21swapper/110:51:541
112750140,0irq/25-eth00-21swapper/209:48:372
92599130,0cyclictest0-21swapper/311:32:483
92599130,0cyclictest0-21swapper/310:49:073
923991312,0cyclictest1539-21sshd10:12:171
923991311,0cyclictest7473-21sshd12:06:081
923991311,0cyclictest0-21swapper/111:50:351
923991311,0cyclictest0-21swapper/111:29:331
923991311,0cyclictest0-21swapper/110:27:091
92399131,0cyclictest112750irq/25-eth012:30:191
92399130,0cyclictest16813-21sshd09:54:171
92399130,0cyclictest0-21swapper/112:19:441
922991313,0cyclictest0-21swapper/009:23:200
922991312,0cyclictest0-21swapper/011:32:160
922991312,0cyclictest0-21swapper/010:45:000
92299130,0cyclictest0-21swapper/012:31:040
92299130,0cyclictest0-21swapper/009:52:360
925991211,0cyclictest28034-21sshd09:18:303
925991211,0cyclictest13382-21sshd09:53:503
925991211,0cyclictest10468-21bash11:41:313
925991211,0cyclictest0-21swapper/312:32:443
925991211,0cyclictest0-21swapper/312:19:383
92599120,0cyclictest3951-21sshd12:09:583
92599120,0cyclictest21189-21sshd10:40:323
924991211,0cyclictest0-21swapper/212:27:122
924991211,0cyclictest0-21swapper/212:05:342
924991211,0cyclictest0-21swapper/209:16:392
924991211,0cyclictest0-21swapper/209:14:352
924991210,0cyclictest0-21swapper/211:55:492
924991210,0cyclictest0-21swapper/207:10:582
92499120,0cyclictest5472-21df12:35:122
92499120,0cyclictest0-21swapper/212:02:412
92499120,0cyclictest0-21swapper/209:43:502
923991211,0cyclictest0-21swapper/109:36:451
923991210,0cyclictest0-21swapper/112:23:121
922991212,0cyclictest0-21swapper/011:22:030
922991211,0cyclictest0-21swapper/012:28:160
922991211,0cyclictest0-21swapper/012:02:010
922991211,0cyclictest0-21swapper/011:12:530
922991211,0cyclictest0-21swapper/010:29:540
922991211,0cyclictest0-21swapper/009:03:000
92299120,0cyclictest16488-21sshd11:46:270
92299120,0cyclictest0-21swapper/009:36:180
41120,0ktimersoftd/00-21swapper/012:22:060
41120,0ktimersoftd/00-21swapper/011:05:400
3399120,0migration/328302-21bash10:12:183
112750120,0irq/25-eth020697-21sshd09:25:433
112750120,0irq/25-eth00-21swapper/312:00:423
112750120,0irq/25-eth00-21swapper/310:53:043
112750120,0irq/25-eth00-21swapper/310:23:413
112750120,0irq/25-eth00-21swapper/109:58:421
925991111,0cyclictest0-21swapper/312:23:063
925991111,0cyclictest0-21swapper/310:30:533
925991111,0cyclictest0-21swapper/310:16:013
925991111,0cyclictest0-21swapper/308:53:533
925991110,0cyclictest20720-21sshd09:21:393
925991110,0cyclictest10999-21sshd11:08:243
925991110,0cyclictest0-21swapper/311:04:483
92599110,0cyclictest1539-21sshd09:14:203
92599110,0cyclictest0-21swapper/311:16:323
924991111,0cyclictest25763-21sshd12:21:012
924991111,0cyclictest0-21swapper/211:36:052
924991111,0cyclictest0-21swapper/211:03:532
924991111,0cyclictest0-21swapper/210:10:272
924991111,0cyclictest0-21swapper/209:00:172
924991110,0cyclictest25270-21diskmemload09:58:432
924991110,0cyclictest17903-21sshd10:31:502
924991110,0cyclictest15190-21sshd11:33:552
924991110,0cyclictest0-21swapper/212:18:222
924991110,0cyclictest0-21swapper/210:25:192
92499110,0cyclictest17513-21bash12:32:312
92499110,0cyclictest0-21swapper/211:44:472
92399119,0cyclictest0-21swapper/108:32:091
923991111,0cyclictest17201-21sshd10:44:211
923991111,0cyclictest0-21swapper/109:14:331
923991110,0cyclictest9033-21sshd12:02:111
923991110,0cyclictest0-21swapper/111:59:161
923991110,0cyclictest0-21swapper/111:21:241
92399110,0cyclictest0-21swapper/107:57:251
92399110,0cyclictest0-21swapper/107:50:411
92399110,0cyclictest0-21swapper/107:24:111
92299110,0cyclictest0-21swapper/009:08:270
41110,0ktimersoftd/07228-21cp09:32:190
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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