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2026-09-08 - 00:29
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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 Sep 07, 2026 12:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
112750650,0irq/25-eth00-21swapper/107:09:121
120650630,0irq/26-eth1-rx-0-21swapper/307:09:123
9950550,0irq/24-0000:00:0-21swapper/007:05:360
112750450,0irq/25-eth00-21swapper/207:05:072
66799160,0cyclictest0-21swapper/309:00:173
66799151,0cyclictest0-21swapper/309:12:553
66799150,0cyclictest0-21swapper/311:15:153
66799150,0cyclictest0-21swapper/307:10:233
665991513,0cyclictest19192-21bash11:23:141
665991512,0cyclictest0-21swapper/109:28:001
66499152,0cyclictest3-21ksoftirqd/011:48:580
664991514,0cyclictest2673-21sshd11:02:360
667991413,0cyclictest0-21swapper/310:50:573
667991413,0cyclictest0-21swapper/310:37:363
66699140,0cyclictest0-21swapper/212:25:412
665991413,0cyclictest0-21swapper/112:36:111
665991412,0cyclictest14001-21sshd12:07:231
665991412,0cyclictest0-21swapper/111:07:341
665991412,0cyclictest0-21swapper/111:07:331
66599140,0cyclictest14152-21sshd11:03:571
112750140,0irq/25-eth0860-21sshd10:02:453
667991312,0cyclictest0-21swapper/309:30:213
66799130,0cyclictest0-21swapper/308:30:203
66799130,0cyclictest0-21swapper/308:15:213
666991312,0cyclictest26740-21sshd11:57:412
666991312,0cyclictest0-21swapper/212:30:062
666991312,0cyclictest0-21swapper/210:55:392
666991312,0cyclictest0-21swapper/210:37:112
666991312,0cyclictest0-21swapper/210:18:082
666991312,0cyclictest0-21swapper/209:31:462
666991311,0cyclictest31094-21bash09:17:572
666991311,0cyclictest0-21swapper/211:21:192
666991311,0cyclictest0-21swapper/209:42:272
66699130,0cyclictest22046-21sshd11:27:152
66699130,0cyclictest0-21swapper/212:36:502
665991312,0cyclictest0-21swapper/110:04:361
665991311,0cyclictest18876-21sshd09:46:071
66599130,0cyclictest19667-21sshd09:20:191
66599130,0cyclictest0-21swapper/111:15:151
664991311,0cyclictest0-21swapper/009:14:420
66499130,0cyclictest0-21swapper/009:44:190
9950120,0irq/24-0000:00:24046-21sshd12:16:003
667991211,0cyclictest7113-21sshd10:59:273
667991211,0cyclictest6394-21sshd11:03:033
667991211,0cyclictest30386-21sshd12:01:493
667991211,0cyclictest0-21swapper/312:36:053
667991211,0cyclictest0-21swapper/310:47:223
667991211,0cyclictest0-21swapper/310:42:293
667991211,0cyclictest0-21swapper/310:42:293
667991210,0cyclictest0-21swapper/311:44:313
667991210,0cyclictest0-21swapper/311:36:293
667991210,0cyclictest0-21swapper/307:45:193
66799120,0cyclictest1639-21runrttasks10:15:183
66799120,0cyclictest0-21swapper/309:29:053
666991211,0cyclictest0-21swapper/212:20:062
666991211,0cyclictest0-21swapper/212:01:032
666991211,0cyclictest0-21swapper/211:44:472
666991211,0cyclictest0-21swapper/211:16:272
666991210,0cyclictest0-21swapper/211:51:462
666991210,0cyclictest0-21swapper/211:47:072
666991210,0cyclictest0-21swapper/210:05:482
66699120,0cyclictest0-21swapper/211:01:492
665991212,0cyclictest0-21swapper/111:58:191
665991211,0cyclictest27948-21sshd09:58:261
665991211,0cyclictest0-21swapper/112:14:071
665991211,0cyclictest0-21swapper/110:32:081
665991211,0cyclictest0-21swapper/110:27:571
665991211,0cyclictest0-21swapper/109:12:541
665991210,0cyclictest0-21swapper/111:52:241
66599120,0cyclictest0-21swapper/111:31:291
66599120,0cyclictest0-21swapper/110:47:001
66599120,0cyclictest0-21swapper/110:16:551
66599120,0cyclictest0-21swapper/109:38:001
664991212,0cyclictest0-21swapper/011:12:220
664991211,0cyclictest1682-21sshd09:59:100
664991211,0cyclictest0-21swapper/010:21:280
664991210,0cyclictest2853-21sshd09:51:450
664991210,0cyclictest0-21swapper/012:18:490
664991210,0cyclictest0-21swapper/011:57:260
664991210,0cyclictest0-21swapper/010:52:510
664991210,0cyclictest0-21swapper/010:47:580
66499120,0cyclictest25036-21diskmemload10:15:200
66499120,0cyclictest0-21swapper/008:50:170
41120,0ktimersoftd/00-21swapper/010:05:160
2599120,0migration/28830-21sshd10:11:032
112750120,0irq/25-eth010458-21sshd11:59:373
112750120,0irq/25-eth00-21swapper/311:52:533
112750120,0irq/25-eth00-21swapper/311:21:593
667991111,0cyclictest642-21sshd10:13:553
667991111,0cyclictest0-21swapper/310:09:013
667991111,0cyclictest0-21swapper/309:58:003
667991111,0cyclictest0-21swapper/309:53:063
667991110,0cyclictest16561-21bash11:07:553
667991110,0cyclictest16561-21bash11:07:553
667991110,0cyclictest0-21swapper/312:25:033
667991110,0cyclictest0-21swapper/311:11:313
66799110,0cyclictest21423-21bash10:20:033
66799110,0cyclictest0-21swapper/308:29:563
66699119,0cyclictest0-21swapper/208:00:562
66699119,0cyclictest0-21swapper/207:22:222
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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