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2026-05-23 - 00:43
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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 Fri May 22, 2026 12:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
120650610,0irq/26-eth1-rx-0-21swapper/307:06:523
120650610,0irq/26-eth1-rx-0-21swapper/307:06:513
112750590,0irq/25-eth00-21swapper/107:05:131
112750590,0irq/25-eth00-21swapper/107:05:131
540424822,0sleep00-21swapper/007:05:310
540424822,0sleep00-21swapper/007:05:310
120650450,0irq/26-eth1-rx-0-21swapper/207:05:292
120650450,0irq/26-eth1-rx-0-21swapper/207:05:292
5831991817,0cyclictest0-21swapper/012:13:290
5833991614,0cyclictest0-21swapper/210:55:142
583399160,0cyclictest0-21swapper/209:00:172
583399160,0cyclictest0-21swapper/208:55:182
5833991512,0cyclictest24859-21sshd11:25:202
583399150,0cyclictest0-21swapper/208:05:162
583399150,0cyclictest0-21swapper/207:45:132
5832991514,0cyclictest1480-21nfsd10:51:131
5834991413,0cyclictest0-21swapper/311:27:293
583499140,0cyclictest0-21swapper/310:06:133
583399140,0cyclictest0-21swapper/211:00:572
583399140,0cyclictest0-21swapper/210:00:132
5832991413,0cyclictest0-21swapper/112:10:471
112750140,0irq/25-eth03-21ksoftirqd/009:43:320
5834991312,0cyclictest30138-21diskmemload10:51:283
5834991312,0cyclictest0-21swapper/311:04:223
5834991312,0cyclictest0-21swapper/310:25:273
5834991311,0cyclictest13791-21sshd10:36:573
5834991311,0cyclictest0-21swapper/312:28:423
583499130,0cyclictest23719-21bash11:59:453
583499130,0cyclictest0-21swapper/312:20:343
583499130,0cyclictest0-21swapper/309:53:293
5833991313,0cyclictest112750irq/25-eth012:33:322
5833991312,0cyclictest30138-21diskmemload10:10:522
5833991312,0cyclictest23558-21sshd11:20:552
5833991312,0cyclictest0-21swapper/212:36:402
5833991312,0cyclictest0-21swapper/211:55:122
5833991312,0cyclictest0-21swapper/210:47:072
583399130,0cyclictest30138-21diskmemload10:21:202
583399130,0cyclictest30138-21diskmemload10:21:192
583399130,0cyclictest0-21swapper/211:15:282
583399130,0cyclictest0-21swapper/209:05:192
5832991312,0cyclictest0-21swapper/112:20:471
5832991312,0cyclictest0-21swapper/111:27:281
5832991312,0cyclictest0-21swapper/110:56:331
5832991312,0cyclictest0-21swapper/110:47:081
5832991311,0cyclictest0-21swapper/109:18:441
583299130,0cyclictest0-21swapper/111:30:131
5831991312,0cyclictest11042-21sshd11:23:400
5831991312,0cyclictest0-21swapper/009:45:440
583199130,0cyclictest0-21swapper/010:57:100
112750130,0irq/25-eth00-21swapper/311:17:433
583499127,0cyclictest0-21swapper/307:17:503
5834991210,0cyclictest0-21swapper/311:37:353
5834991210,0cyclictest0-21swapper/309:38:593
583499120,0cyclictest30627-21cp10:30:333
583499120,0cyclictest0-21swapper/309:29:343
5833991212,0cyclictest0-21swapper/209:55:182
5833991211,0cyclictest0-21swapper/209:40:472
5833991211,0cyclictest0-21swapper/209:22:462
5833991211,0cyclictest0-21swapper/209:16:582
583399120,0cyclictest0-21swapper/210:39:132
583399120,0cyclictest0-21swapper/210:07:022
583399120,0cyclictest0-21swapper/209:54:022
583399120,0cyclictest0-21swapper/209:36:442
5832991211,0cyclictest30138-21diskmemload11:02:011
5832991211,0cyclictest30138-21diskmemload09:30:071
5832991211,0cyclictest0-21swapper/111:18:381
5832991211,0cyclictest0-21swapper/110:22:371
5832991211,0cyclictest0-21swapper/110:22:371
5832991210,0cyclictest0-21swapper/109:14:261
583299120,0cyclictest0-21swapper/107:55:201
583199128,0cyclictest0-21swapper/010:10:150
5831991211,0cyclictest11875-21sshd10:45:120
5831991211,0cyclictest0-21swapper/012:04:340
5831991211,0cyclictest0-21swapper/011:38:250
5831991211,0cyclictest0-21swapper/011:02:390
5831991210,0cyclictest0-21swapper/011:40:450
583199120,0cyclictest8482-21sshd10:53:210
583199120,0cyclictest0-21swapper/010:05:030
583199120,0cyclictest0-21swapper/008:30:150
351120,0ktimersoftd/30-21swapper/312:36:083
351120,0ktimersoftd/30-21swapper/309:32:283
112750120,0irq/25-eth00-21swapper/212:25:522
112750120,0irq/25-eth00-21swapper/010:25:340
112750120,0irq/25-eth00-21swapper/010:00:100
583499119,0cyclictest0-21swapper/308:57:093
5834991111,0cyclictest0-21swapper/312:10:353
5834991111,0cyclictest0-21swapper/309:11:063
5834991111,0cyclictest0-21swapper/308:45:123
5834991111,0cyclictest0-21swapper/308:15:203
5834991110,0cyclictest0-21swapper/309:48:343
583499110,0cyclictest0-21swapper/308:29:443
583499110,0cyclictest0-21swapper/308:13:213
5833991111,0cyclictest0-21swapper/211:52:172
5833991111,0cyclictest0-21swapper/211:32:052
5833991110,0cyclictest0-21swapper/212:18:052
5833991110,0cyclictest0-21swapper/211:40:062
5833991110,0cyclictest0-21swapper/211:08:442
583399110,0cyclictest0-21swapper/211:46:112
583399110,0cyclictest0-21swapper/209:30:112
583399110,0cyclictest0-21swapper/208:20:152
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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