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2026-05-04 - 02:01
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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 Sun May 03, 2026 12:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
120650600,0irq/26-eth1-rx-0-21swapper/307:08:213
112750580,0irq/25-eth00-21swapper/107:07:211
112750550,0irq/25-eth00-21swapper/207:09:092
120650460,0irq/26-eth1-rx-0-21swapper/007:05:200
32469991816,0cyclictest0-21swapper/112:27:151
32470991615,0cyclictest5540-21sshd10:54:592
3247099160,0cyclictest0-21swapper/208:35:172
3246899160,0cyclictest0-21swapper/012:30:060
351150,0ktimersoftd/30-21swapper/311:23:243
3246999150,0cyclictest0-21swapper/108:35:201
3246899150,0cyclictest19204-21sshd10:39:290
32471991413,0cyclictest0-21swapper/310:20:403
32470991412,0cyclictest15899-21sshd12:31:312
32469991413,0cyclictest0-21swapper/109:20:131
3246999140,0cyclictest3646-21df07:15:131
32471991312,0cyclictest0-21swapper/310:54:293
3247199130,0cyclictest12207-21sshd10:16:503
3247199130,0cyclictest0-21swapper/312:07:063
3247199130,0cyclictest0-21swapper/311:49:193
3247199130,0cyclictest0-21swapper/310:43:203
3247199130,0cyclictest0-21swapper/308:35:153
32470991312,0cyclictest8790-21sshd09:33:322
32470991312,0cyclictest0-21swapper/212:02:422
32470991312,0cyclictest0-21swapper/210:04:192
32470991312,0cyclictest0-21swapper/209:55:092
32470991312,0cyclictest0-21swapper/209:20:592
32470991312,0cyclictest0-21swapper/209:19:152
32470991311,0cyclictest0-21swapper/212:05:302
3247099130,0cyclictest0-21swapper/207:40:142
32469991312,0cyclictest0-21swapper/112:15:371
32469991312,0cyclictest0-21swapper/111:39:361
3246999130,0cyclictest0-21swapper/109:55:161
32468991312,0cyclictest0-21swapper/010:17:150
32468991312,0cyclictest0-21swapper/009:22:380
32468991311,0cyclictest0-21swapper/009:45:100
32468991310,0cyclictest0-21swapper/011:26:140
3246899130,0cyclictest28434-21bash11:36:560
3246899130,0cyclictest14943-21sshd11:04:540
3246899130,0cyclictest0-21swapper/011:50:180
3246899130,0cyclictest0-21swapper/011:23:410
3246899130,0cyclictest0-21swapper/010:42:410
3246899130,0cyclictest0-21swapper/010:31:460
41120,0ktimersoftd/026864-21rm12:15:370
41120,0ktimersoftd/00-21swapper/010:58:570
41120,0ktimersoftd/00-21swapper/010:06:330
351120,0ktimersoftd/30-21swapper/311:35:083
351120,0ktimersoftd/30-21swapper/310:48:123
32471991212,0cyclictest0-21swapper/310:02:483
32471991211,0cyclictest14815-21bash12:18:283
32471991211,0cyclictest12450-21bash09:38:173
32471991211,0cyclictest0-21swapper/312:24:173
32471991211,0cyclictest0-21swapper/311:50:353
32471991211,0cyclictest0-21swapper/311:04:563
32471991210,0cyclictest0-21swapper/309:46:313
3247199120,0cyclictest15442-21bash10:13:003
3247199120,0cyclictest0-21swapper/311:30:303
3247199120,0cyclictest0-21swapper/309:33:313
32470991212,0cyclictest0-21swapper/209:50:032
32470991211,0cyclictest30779-21bash09:10:392
32470991211,0cyclictest0-21swapper/212:37:192
32470991211,0cyclictest0-21swapper/212:25:422
32470991211,0cyclictest0-21swapper/210:10:422
32470991210,0cyclictest28644-21sshd10:45:052
32470991210,0cyclictest0-21swapper/211:50:152
3247099120,0cyclictest16188-21sshd11:35:162
3247099120,0cyclictest0-21swapper/212:19:532
3247099120,0cyclictest0-21swapper/211:08:002
3246999129,0cyclictest5683-21sshd12:38:521
32469991211,0cyclictest24375-21diskmemload09:17:121
32469991211,0cyclictest0-21swapper/111:54:361
32469991210,0cyclictest0-21swapper/111:28:551
3246999120,0cyclictest0-21swapper/112:30:161
3246999120,0cyclictest0-21swapper/112:00:111
3246999120,0cyclictest0-21swapper/111:57:241
3246999120,0cyclictest0-21swapper/110:44:201
32468991211,0cyclictest0-21swapper/011:42:150
32468991211,0cyclictest0-21swapper/009:33:400
32468991210,0cyclictest112750irq/25-eth012:04:210
32468991210,0cyclictest0-21swapper/010:14:400
3246899120,0cyclictest0-21swapper/012:39:120
3246899120,0cyclictest0-21swapper/011:49:080
3246899120,0cyclictest0-21swapper/010:51:020
3246899120,0cyclictest0-21swapper/009:11:500
112750120,0irq/25-eth00-21swapper/309:15:233
41110,0ktimersoftd/00-21swapper/011:15:520
351110,0ktimersoftd/31141-21sshd11:15:533
3247199119,0cyclictest0-21swapper/308:05:283
32471991111,0cyclictest24375-21diskmemload11:42:283
32471991111,0cyclictest0-21swapper/311:06:133
3247199111,0cyclictest0-21swapper/307:15:203
32471991110,0cyclictest7528-21sshd10:33:343
32471991110,0cyclictest7338-21sshd09:11:553
32471991110,0cyclictest22119-21bash09:56:373
32471991110,0cyclictest0-21swapper/312:30:063
32471991110,0cyclictest0-21swapper/311:57:273
32471991110,0cyclictest0-21swapper/308:12:053
3247199110,0cyclictest11867-21sshd10:29:523
3247199110,0cyclictest0-21swapper/308:55:523
3247199110,0cyclictest0-21swapper/307:57:123
3247199110,0cyclictest0-21swapper/307:27:013
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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