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2026-07-09 - 16:07
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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 Thu Jul 09, 2026 12:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
120650600,0irq/26-eth1-rx-0-21swapper/107:06:221
120650580,0irq/26-eth1-rx-0-21swapper/307:05:023
112750550,0irq/25-eth00-21swapper/207:09:112
120650450,0irq/26-eth1-rx-0-21swapper/007:07:220
2499499212,0cyclictest27285-21id10:03:092
9950180,0irq/24-0000:00:22939-21sshd11:11:370
2499399180,0cyclictest1867-21id11:04:351
2499299180,0cyclictest8359-21sshd10:13:340
24994991514,0cyclictest13372-21sshd10:22:502
2499299150,0cyclictest0-21swapper/010:33:450
112750150,0irq/25-eth00-21swapper/111:23:301
24995991413,0cyclictest0-21swapper/310:08:313
24994991411,0cyclictest0-21swapper/210:08:462
112750140,0irq/25-eth00-21swapper/311:25:543
24995991312,0cyclictest0-21swapper/311:47:083
2499599130,0cyclictest0-21swapper/309:10:153
24994991312,0cyclictest0-21swapper/211:25:062
24994991311,0cyclictest0-21swapper/209:23:222
2499499130,0cyclictest0-21swapper/209:17:402
24993991312,0cyclictest0-21swapper/110:44:221
24993991312,0cyclictest0-21swapper/110:29:381
24993991312,0cyclictest0-21swapper/109:31:181
2499399130,0cyclictest7069-21cp09:25:501
24992991312,0cyclictest14301-21bash11:36:280
24992991311,0cyclictest6312-21sshd12:05:460
24992991311,0cyclictest0-21swapper/012:31:330
2499299130,0cyclictest0-21swapper/009:21:230
112750130,0irq/25-eth016902-21diskmemload10:01:451
41120,0ktimersoftd/00-21swapper/010:50:500
24995991212,0cyclictest0-21swapper/310:38:583
24995991212,0cyclictest0-21swapper/310:24:273
24995991212,0cyclictest0-21swapper/309:51:543
24995991211,0cyclictest6423-21bash10:17:343
24995991211,0cyclictest12087-21sshd11:01:303
24995991211,0cyclictest0-21swapper/311:37:313
24995991211,0cyclictest0-21swapper/309:57:233
24995991211,0cyclictest0-21swapper/309:44:213
24995991211,0cyclictest0-21swapper/309:25:393
24995991210,0cyclictest0-21swapper/310:52:533
2499599120,0cyclictest0-21swapper/312:03:393
2499599120,0cyclictest0-21swapper/310:14:133
2499599120,0cyclictest0-21swapper/309:22:173
2499499126,0cyclictest29738-21sshd09:41:572
24994991211,0cyclictest0-21swapper/212:13:392
24994991211,0cyclictest0-21swapper/211:49:152
24994991211,0cyclictest0-21swapper/211:38:142
24994991211,0cyclictest0-21swapper/210:43:232
24994991211,0cyclictest0-21swapper/210:31:322
24994991211,0cyclictest0-21swapper/209:48:482
24994991210,0cyclictest32236-21sshd12:00:322
2499499120,0cyclictest27187-21sshd11:20:472
2499499120,0cyclictest18283-21sshd10:49:272
2499499120,0cyclictest16902-21diskmemload11:40:542
2499499120,0cyclictest0-21swapper/211:32:042
2499499120,0cyclictest0-21swapper/211:15:422
24993991211,0cyclictest0-21swapper/111:56:281
24993991211,0cyclictest0-21swapper/111:32:001
24993991211,0cyclictest0-21swapper/109:50:011
24993991211,0cyclictest0-21swapper/108:10:131
24993991210,0cyclictest0-21swapper/112:13:341
24993991210,0cyclictest0-21swapper/109:17:491
24993991210,0cyclictest0-21swapper/109:14:271
2499399120,0cyclictest0-21swapper/112:08:571
24992991211,0cyclictest31582-21sshd11:51:490
24992991211,0cyclictest0-21swapper/012:23:110
24992991211,0cyclictest0-21swapper/009:31:430
24992991210,0cyclictest0-21swapper/011:23:070
112750120,0irq/25-eth016739-21sshd09:35:490
112750120,0irq/25-eth00-21swapper/309:36:413
112750120,0irq/25-eth00-21swapper/111:05:451
351110,0ktimersoftd/30-21swapper/310:42:193
24995991111,0cyclictest17977-21sshd12:15:583
24995991111,0cyclictest0-21swapper/311:17:393
24995991111,0cyclictest0-21swapper/309:16:353
24995991111,0cyclictest0-21swapper/307:12:393
24995991110,0cyclictest28358-21sshd10:29:113
24995991110,0cyclictest23918-21users09:45:243
24995991110,0cyclictest0-21swapper/312:37:203
24995991110,0cyclictest0-21swapper/311:59:483
24995991110,0cyclictest0-21swapper/311:22:443
24995991110,0cyclictest0-21swapper/310:46:523
24995991110,0cyclictest0-21swapper/309:32:103
2499599110,0cyclictest0-21swapper/309:08:493
2499599110,0cyclictest0-21swapper/308:54:593
2499599110,0cyclictest0-21swapper/308:14:343
2499499115,0cyclictest0-21swapper/210:52:432
24994991111,0cyclictest0-21swapper/211:01:112
24994991111,0cyclictest0-21swapper/210:28:392
24994991111,0cyclictest0-21swapper/209:11:582
24994991110,0cyclictest0-21swapper/212:33:182
24994991110,0cyclictest0-21swapper/212:21:332
24994991110,0cyclictest0-21swapper/209:54:152
24994991110,0cyclictest0-21swapper/209:26:432
24994991110,0cyclictest0-21swapper/208:40:502
2499499110,0cyclictest29952-21sshd10:38:002
2499499110,0cyclictest0-21swapper/210:11:172
2499499110,0cyclictest0-21swapper/208:15:192
24993991111,0cyclictest0-21swapper/111:54:251
24993991111,0cyclictest0-21swapper/111:28:311
24993991111,0cyclictest0-21swapper/110:49:211
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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