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2026-04-07 - 00:57
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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 Apr 06, 2026 12:43:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
120650650,0irq/26-eth1-rx-0-21swapper/107:07:171
120650640,0irq/26-eth1-rx-0-21swapper/307:09:033
120650570,0irq/26-eth1-rx-0-21swapper/207:05:132
120650570,0irq/26-eth1-rx-0-21swapper/007:06:090
271180,0ktimersoftd/226845-21sshd09:52:092
5766991716,0cyclictest0-21swapper/309:13:113
576499160,0cyclictest0-21swapper/108:50:191
576699140,0cyclictest0-21swapper/310:23:223
5765991411,0cyclictest0-21swapper/209:30:572
576499140,0cyclictest32343-21sshd09:33:561
576499140,0cyclictest0-21swapper/109:25:131
576399140,0cyclictest0-21swapper/010:02:010
5766991312,0cyclictest0-21swapper/310:42:593
5766991312,0cyclictest0-21swapper/309:55:283
5766991312,0cyclictest0-21swapper/309:17:573
576699130,0cyclictest0-21swapper/310:07:403
576699130,0cyclictest0-21swapper/310:07:403
576699130,0cyclictest0-21swapper/309:05:173
5765991312,0cyclictest0-21swapper/211:30:362
5765991312,0cyclictest0-21swapper/211:21:042
5765991312,0cyclictest0-21swapper/210:48:122
5765991312,0cyclictest0-21swapper/209:27:282
5765991311,0cyclictest14884-21sshd12:37:162
5764991312,0cyclictest0-21swapper/110:53:031
5764991311,0cyclictest0-21swapper/110:27:091
5764991310,0cyclictest29211-21sshd09:42:591
5763991312,0cyclictest30080-21diskmemload11:51:420
5763991312,0cyclictest0-21swapper/012:33:170
5763991312,0cyclictest0-21swapper/011:02:200
5763991311,0cyclictest0-21swapper/011:06:370
5763991310,0cyclictest15738-21sshd09:40:530
576399130,0cyclictest0-21swapper/011:46:350
576399130,0cyclictest0-21swapper/011:18:150
5766991212,0cyclictest0-21swapper/310:56:063
5766991212,0cyclictest0-21swapper/307:25:163
5766991211,0cyclictest0-21swapper/312:39:233
5766991211,0cyclictest0-21swapper/311:17:223
5766991211,0cyclictest0-21swapper/309:46:183
5766991211,0cyclictest0-21swapper/309:46:183
5766991210,0cyclictest0-21swapper/310:49:163
576699120,0cyclictest0-21swapper/311:29:423
576699120,0cyclictest0-21swapper/311:08:463
5765991212,0cyclictest9456-21sshd11:15:162
5765991211,0cyclictest30080-21diskmemload10:17:322
5765991211,0cyclictest0-21swapper/212:22:312
5765991211,0cyclictest0-21swapper/211:40:492
5765991211,0cyclictest0-21swapper/210:13:152
5765991211,0cyclictest0-21swapper/210:13:142
5765991210,0cyclictest27349-21sshd09:18:592
5765991210,0cyclictest0-21swapper/207:19:062
576599120,0cyclictest0-21swapper/211:06:402
576599120,0cyclictest0-21swapper/210:37:112
576599120,0cyclictest0-21swapper/210:02:052
576599120,0cyclictest0-21swapper/209:10:582
576599120,0cyclictest0-21swapper/208:50:122
576599120,0cyclictest0-21swapper/207:35:152
5764991211,0cyclictest24151-21sshd09:37:251
5764991211,0cyclictest24028-21sshd09:18:291
5764991211,0cyclictest0-21swapper/112:27:021
5764991211,0cyclictest0-21swapper/111:48:201
5764991211,0cyclictest0-21swapper/111:37:531
5764991211,0cyclictest0-21swapper/111:27:401
5764991211,0cyclictest0-21swapper/110:43:581
5764991210,0cyclictest30080-21diskmemload11:55:321
5764991210,0cyclictest0-21swapper/112:22:501
5764991210,0cyclictest0-21swapper/112:06:141
5764991210,0cyclictest0-21swapper/110:31:401
5764991210,0cyclictest0-21swapper/109:23:281
576499120,0cyclictest0-21swapper/112:04:291
576499120,0cyclictest0-21swapper/111:12:471
576499120,0cyclictest0-21swapper/111:01:251
5763991211,0cyclictest0-21swapper/012:29:050
5763991211,0cyclictest0-21swapper/010:18:590
5763991211,0cyclictest0-21swapper/009:46:000
5763991211,0cyclictest0-21swapper/009:46:000
5763991211,0cyclictest0-21swapper/008:55:000
5763991210,0cyclictest0-21swapper/007:44:500
576399120,0cyclictest5137-21sshd12:02:230
576399120,0cyclictest1539-21sshd10:56:440
576399120,0cyclictest0-21swapper/012:13:030
5766991111,0cyclictest0-21swapper/311:36:263
5766991111,0cyclictest0-21swapper/311:01:413
5766991111,0cyclictest0-21swapper/309:38:393
5766991110,0cyclictest27833-21bash10:16:023
5766991110,0cyclictest0-21swapper/311:53:503
5766991110,0cyclictest0-21swapper/311:12:113
5766991110,0cyclictest0-21swapper/310:35:133
5766991110,0cyclictest0-21swapper/310:33:413
576699110,0cyclictest0-21swapper/308:50:203
5765991111,0cyclictest0-21swapper/208:25:192
5765991110,0cyclictest29250-21sshd10:44:572
5765991110,0cyclictest25420-21sshd12:00:282
5765991110,0cyclictest0-21swapper/209:58:022
576599110,0cyclictest318-21sshd12:11:092
576599110,0cyclictest0-21swapper/212:19:252
576599110,0cyclictest0-21swapper/211:02:232
576599110,0cyclictest0-21swapper/209:05:132
576599110,0cyclictest0-21swapper/208:49:152
576599110,0cyclictest0-21swapper/208:20:472
5764991111,0cyclictest0-21swapper/111:50:051
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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