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2026-05-09 - 23:14
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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 May 09, 2026 12:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
120650670,0irq/26-eth1-rx-0-21swapper/107:06:241
120650640,0irq/26-eth1-rx-41ktimersoftd/007:07:180
120650610,0irq/26-eth1-rx-0-21swapper/307:06:383
120650570,0irq/26-eth1-rx-0-21swapper/207:07:092
2489699190,0cyclictest18866-21id11:32:060
2489899160,0cyclictest0-21swapper/211:10:202
2489799160,0cyclictest0-21swapper/110:35:111
2489999151,0cyclictest0-21swapper/310:10:483
2489999150,0cyclictest0-21swapper/311:24:483
24897991514,0cyclictest0-21swapper/111:55:291
24899991413,0cyclictest0-21swapper/310:23:203
24899991413,0cyclictest0-21swapper/309:30:293
24899991413,0cyclictest0-21swapper/309:30:283
2489999140,0cyclictest0-21swapper/311:30:223
2489999140,0cyclictest0-21swapper/308:55:193
2489899140,0cyclictest0-21swapper/210:35:132
2489799140,0cyclictest16798-21diskmemload09:12:311
2489799140,0cyclictest16798-21diskmemload09:12:301
24896991413,0cyclictest0-21swapper/009:26:340
24896991413,0cyclictest0-21swapper/009:26:330
112750140,0irq/25-eth026296-21sshd09:36:533
112750140,0irq/25-eth00-21swapper/310:08:083
24898991312,0cyclictest0-21swapper/212:37:482
24898991312,0cyclictest0-21swapper/210:56:102
24898991312,0cyclictest0-21swapper/210:19:412
2489899130,0cyclictest0-21swapper/210:50:122
2489899130,0cyclictest0-21swapper/209:23:212
2489899130,0cyclictest0-21swapper/209:23:202
24897991312,0cyclictest0-21swapper/111:21:061
24897991312,0cyclictest0-21swapper/110:27:331
24897991310,0cyclictest0-21swapper/110:31:231
2489799130,0cyclictest0-21swapper/111:10:191
2489799130,0cyclictest0-21swapper/109:53:031
24896991312,0cyclictest0-21swapper/011:36:120
24896991312,0cyclictest0-21swapper/011:19:280
2489699130,0cyclictest0-21swapper/011:26:330
191130,0ktimersoftd/10-21swapper/112:14:051
112750130,0irq/25-eth022719-21id12:33:010
112750130,0irq/25-eth00-21swapper/212:04:422
24899991211,0cyclictest0-21swapper/312:06:513
24899991211,0cyclictest0-21swapper/308:40:103
24899991210,0cyclictest0-21swapper/312:01:303
24899991210,0cyclictest0-21swapper/311:54:543
24899991210,0cyclictest0-21swapper/311:12:223
24899991210,0cyclictest0-21swapper/310:36:073
24899991210,0cyclictest0-21swapper/310:25:543
2489999120,0cyclictest0-21swapper/311:27:343
2489999120,0cyclictest0-21swapper/309:44:323
2489999120,0cyclictest0-21swapper/308:25:143
24898991211,0cyclictest1539-21sshd09:41:282
24898991211,0cyclictest0-21swapper/211:40:532
24898991211,0cyclictest0-21swapper/211:39:362
24898991211,0cyclictest0-21swapper/210:49:462
24898991211,0cyclictest0-21swapper/210:41:042
2489899120,0cyclictest31629-21sshd11:55:192
2489899120,0cyclictest0-21swapper/211:30:262
2489899120,0cyclictest0-21swapper/211:20:332
24897991212,0cyclictest0-21swapper/109:37:331
24897991211,0cyclictest25458-21bash10:45:271
24897991211,0cyclictest18507-21bash11:36:191
2489799120,0cyclictest16798-21diskmemload11:00:471
2489799120,0cyclictest0-21swapper/111:30:591
2489799120,0cyclictest0-21swapper/111:06:071
2489799120,0cyclictest0-21swapper/109:24:361
2489799120,0cyclictest0-21swapper/109:24:351
24896991212,0cyclictest112750irq/25-eth007:35:160
24896991211,0cyclictest0-21swapper/011:59:270
24896991211,0cyclictest0-21swapper/011:54:050
24896991211,0cyclictest0-21swapper/010:32:050
24896991211,0cyclictest0-21swapper/009:58:020
24896991210,0cyclictest14792-21rm10:26:570
24896991210,0cyclictest0-21swapper/010:10:200
24896991210,0cyclictest0-21swapper/009:32:360
24896991210,0cyclictest0-21swapper/009:32:360
2489699120,0cyclictest0-21swapper/012:36:430
2489699120,0cyclictest0-21swapper/011:00:250
2489699120,0cyclictest0-21swapper/009:46:110
2489699120,0cyclictest0-21swapper/009:35:360
112750120,0irq/25-eth024618-21sshd12:20:141
112750120,0irq/25-eth014091-21sshd12:18:571
112750120,0irq/25-eth00-21swapper/311:49:463
112750120,0irq/25-eth00-21swapper/010:39:520
41110,0ktimersoftd/029471-21id09:50:130
351110,0ktimersoftd/30-21swapper/307:25:083
24899991111,0cyclictest31115-21sshd11:16:263
24899991111,0cyclictest0-21swapper/312:17:473
24899991110,0cyclictest19429-21sshd12:10:543
24899991110,0cyclictest0-21swapper/311:04:143
2489999110,0cyclictest0-21swapper/310:33:343
2489999110,0cyclictest0-21swapper/309:08:533
2489999110,0cyclictest0-21swapper/309:08:523
2489999110,0cyclictest0-21swapper/308:54:573
2489999110,0cyclictest0-21swapper/307:19:473
2489999110,0cyclictest0-21swapper/307:13:103
2489899118,0cyclictest0-21swapper/211:51:582
24898991111,0cyclictest0-21swapper/212:12:432
24898991110,0cyclictest0-21swapper/209:56:492
24898991110,0cyclictest0-21swapper/209:38:272
2489899110,0cyclictest0-21swapper/207:40:042
24897991111,0cyclictest0-21swapper/110:15:561
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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