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2026-08-25 - 00:39
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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 24, 2026 12:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
112750690,0irq/25-eth00-21swapper/107:05:101
120650590,0irq/26-eth1-rx-0-21swapper/307:06:003
112750450,0irq/25-eth00-21swapper/207:05:532
112750440,0irq/25-eth00-21swapper/007:05:240
20114991713,0cyclictest0-21swapper/311:50:443
2011399160,0cyclictest0-21swapper/207:20:172
20112991615,0cyclictest2578-21bash12:00:301
20112991613,0cyclictest12006-21diskmemload09:49:071
112750160,0irq/25-eth034-21rcuc/309:16:073
112750150,0irq/25-eth00-21swapper/312:25:003
20114991414,0cyclictest0-21swapper/311:28:543
20114991413,0cyclictest1116-21rm12:11:313
20113991413,0cyclictest0-21swapper/211:16:172
2011399140,0cyclictest16525-21sshd10:40:152
2011399140,0cyclictest0-21swapper/208:35:142
20112991413,0cyclictest0-21swapper/109:55:101
20112991413,0cyclictest0-21swapper/109:44:421
2011299140,0cyclictest16483-21sshd10:25:191
20111991413,0cyclictest0-21swapper/012:36:050
20111991411,0cyclictest0-21swapper/011:48:350
2011199140,0cyclictest0-21swapper/011:36:010
41130,0ktimersoftd/00-21swapper/010:02:300
41130,0ktimersoftd/00-21swapper/010:02:300
20114991312,0cyclictest9717-21bash10:35:423
20114991312,0cyclictest17940-21bash11:21:203
20114991312,0cyclictest0-21swapper/312:01:453
20114991311,0cyclictest0-21swapper/310:44:513
2011499130,0cyclictest0-21swapper/309:48:453
20113991312,0cyclictest12006-21diskmemload11:32:052
20113991312,0cyclictest0-21swapper/212:02:372
2011399130,0cyclictest27791-21sshd11:03:502
2011399130,0cyclictest0-21swapper/210:14:222
2011399130,0cyclictest0-21swapper/209:50:182
20112991312,0cyclictest0-21swapper/111:10:471
20112991311,0cyclictest0-21swapper/112:35:151
2011299130,0cyclictest15439-21sshd10:47:331
2011299130,0cyclictest13724-21sshd11:09:451
20111991312,0cyclictest0-21swapper/011:21:030
2011199130,0cyclictest30394-21id10:56:380
2011199130,0cyclictest0-21swapper/011:26:290
2011199130,0cyclictest0-21swapper/009:22:120
41120,0ktimersoftd/011078-21sshd12:01:330
351120,0ktimersoftd/30-21swapper/310:06:593
351120,0ktimersoftd/30-21swapper/310:06:593
20114991212,0cyclictest0-21swapper/311:56:543
20114991212,0cyclictest0-21swapper/310:29:383
20114991212,0cyclictest0-21swapper/309:36:403
20114991211,0cyclictest8331-21sshd09:54:483
20114991211,0cyclictest31915-21sshd12:15:083
20114991211,0cyclictest0-21swapper/310:15:423
2011499120,0cyclictest0-21swapper/311:05:463
2011499120,0cyclictest0-21swapper/309:13:333
20113991211,0cyclictest0-21swapper/211:44:312
20113991211,0cyclictest0-21swapper/211:35:262
20113991211,0cyclictest0-21swapper/211:13:292
20113991210,0cyclictest3040-21sshd09:12:332
20113991210,0cyclictest0-21swapper/210:27:302
2011399120,0cyclictest0-21swapper/212:25:512
2011399120,0cyclictest0-21swapper/212:08:472
2011399120,0cyclictest0-21swapper/211:45:482
20112991211,0cyclictest0-21swapper/112:24:481
20112991211,0cyclictest0-21swapper/111:53:041
20112991211,0cyclictest0-21swapper/111:39:141
20112991211,0cyclictest0-21swapper/111:01:081
20112991211,0cyclictest0-21swapper/110:33:091
20112991211,0cyclictest0-21swapper/109:24:441
20112991210,0cyclictest0-21swapper/111:46:071
20112991210,0cyclictest0-21swapper/111:22:101
2011299120,0cyclictest12961-21uptime12:05:241
2011299120,0cyclictest12449-21sshd09:32:101
2011299120,0cyclictest0-21swapper/110:00:211
2011299120,0cyclictest0-21swapper/110:00:211
2011199129,0cyclictest0-21swapper/012:18:110
2011199129,0cyclictest0-21swapper/011:14:520
2011199126,0cyclictest3-21ksoftirqd/012:30:110
20111991211,0cyclictest0-21swapper/012:26:550
20111991211,0cyclictest0-21swapper/011:15:340
20111991211,0cyclictest0-21swapper/011:08:230
20111991210,0cyclictest15250-21sshd11:50:530
2011199120,0cyclictest0-21swapper/010:27:360
2011199120,0cyclictest0-21swapper/009:17:190
112750120,0irq/25-eth030054-21sshd10:49:163
112750120,0irq/25-eth013753-21sshd12:05:293
9950110,0irq/24-0000:00:0-21swapper/010:09:000
9950110,0irq/24-0000:00:0-21swapper/010:08:590
271110,0ktimersoftd/212006-21diskmemload10:06:412
271110,0ktimersoftd/212006-21diskmemload10:06:412
2011499119,0cyclictest0-21swapper/307:37:223
20114991111,0cyclictest0-21swapper/309:29:143
20114991110,0cyclictest4827-21sshd10:24:043
20114991110,0cyclictest112750irq/25-eth009:23:053
20114991110,0cyclictest0-21swapper/311:10:493
2011499110,0cyclictest10722-21sshd10:13:383
2011499110,0cyclictest0-21swapper/309:07:243
2011499110,0cyclictest0-21swapper/307:29:153
20113991111,0cyclictest0-21swapper/211:53:542
20113991111,0cyclictest0-21swapper/211:29:172
20113991111,0cyclictest0-21swapper/211:22:462
20113991110,0cyclictest0-21swapper/210:34:342
20113991110,0cyclictest0-21swapper/209:49:162
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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