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2026-06-14 - 08:52
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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 Sun Jun 14, 2026 00:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
120650670,0irq/26-eth1-rx-0-21swapper/319:09:483
112750650,0irq/25-eth00-21swapper/119:09:491
120650550,0irq/26-eth1-rx-0-21swapper/219:08:422
120650460,0irq/26-eth1-rx-0-21swapper/019:07:250
351190,0ktimersoftd/39904-21bash00:28:073
271180,0ktimersoftd/29881-21sshd00:28:072
271180,0ktimersoftd/210991-21sshd21:47:252
28909991716,0cyclictest0-21swapper/123:21:151
28911991613,0cyclictest0-21swapper/321:40:203
2891099160,0cyclictest18236-21bash21:35:192
2890899160,0cyclictest0-21swapper/022:35:520
2891199150,0cyclictest0-21swapper/321:55:263
28908991513,0cyclictest0-21swapper/021:16:520
112750150,0irq/25-eth00-21swapper/323:25:283
2891199140,0cyclictest0-21swapper/322:23:393
112750140,0irq/25-eth00-21swapper/322:44:343
112750140,0irq/25-eth00-21swapper/100:24:481
28911991311,0cyclictest31511-21sshd22:03:133
2891199130,0cyclictest14523-21sshd21:39:173
2891199130,0cyclictest0-21swapper/323:48:063
2891199130,0cyclictest0-21swapper/300:22:293
2891099130,0cyclictest0-21swapper/223:53:032
28909991310,0cyclictest0-21swapper/122:03:111
28908991312,0cyclictest0-21swapper/023:40:280
28908991312,0cyclictest0-21swapper/021:59:090
28908991312,0cyclictest0-21swapper/021:13:300
28911991211,0cyclictest18300-21sshd21:22:263
28911991211,0cyclictest11825-21sshd21:25:473
28911991211,0cyclictest0-21swapper/323:59:363
28911991211,0cyclictest0-21swapper/323:14:533
28911991211,0cyclictest0-21swapper/323:14:533
28911991211,0cyclictest0-21swapper/321:34:523
28911991211,0cyclictest0-21swapper/300:16:563
28911991210,0cyclictest0-21swapper/322:31:403
2891199120,0cyclictest0-21swapper/322:58:583
2891199120,0cyclictest0-21swapper/322:06:353
28910991211,0cyclictest0-21swapper/222:06:452
28910991211,0cyclictest0-21swapper/222:00:012
28910991210,0cyclictest0-21swapper/223:14:292
28910991210,0cyclictest0-21swapper/223:14:292
28910991210,0cyclictest0-21swapper/200:33:432
2891099120,0cyclictest0-21swapper/223:36:122
2891099120,0cyclictest0-21swapper/220:20:142
2891099120,0cyclictest0-21swapper/200:05:022
28909991212,0cyclictest26695-21sshd22:32:551
28909991211,0cyclictest22870-21sshd21:18:481
2890999120,0cyclictest0-21swapper/123:11:291
2890999120,0cyclictest0-21swapper/123:11:291
2890999120,0cyclictest0-21swapper/121:44:291
2890999120,0cyclictest0-21swapper/121:27:521
2890999120,0cyclictest0-21swapper/100:39:391
2890999120,0cyclictest0-21swapper/100:25:571
28908991211,0cyclictest23726-21sshd21:44:520
28908991211,0cyclictest10018-21sshd22:21:550
28908991211,0cyclictest0-21swapper/022:54:550
28908991211,0cyclictest0-21swapper/000:38:110
28908991211,0cyclictest0-21swapper/000:02:380
28908991210,0cyclictest21047-21sshd23:28:430
28908991210,0cyclictest20820-21diskmemload23:11:040
28908991210,0cyclictest20820-21diskmemload23:11:040
28908991210,0cyclictest0-21swapper/022:56:130
2890899120,0cyclictest0-21swapper/022:33:320
2890899120,0cyclictest0-21swapper/022:28:540
191120,0ktimersoftd/10-21swapper/123:31:141
112750120,0irq/25-eth026174-21rm23:38:051
112750120,0irq/25-eth020820-21diskmemload00:22:520
112750120,0irq/25-eth00-21swapper/300:30:523
112750120,0irq/25-eth00-21swapper/122:59:381
112750120,0irq/25-eth00-21swapper/000:07:060
9950110,0irq/24-0000:00:0-21swapper/221:28:322
351110,0ktimersoftd/30-21swapper/321:45:053
28911991111,0cyclictest0-21swapper/300:06:153
28911991110,0cyclictest6832-21sshd21:12:203
28911991110,0cyclictest0-21swapper/322:19:003
28911991110,0cyclictest0-21swapper/300:37:283
28910991111,0cyclictest20820-21diskmemload22:46:012
28910991111,0cyclictest0-21swapper/223:25:462
28910991111,0cyclictest0-21swapper/222:43:422
28910991111,0cyclictest0-21swapper/200:21:162
28910991110,0cyclictest22925-21bash22:36:442
28910991110,0cyclictest0-21swapper/222:34:242
28910991110,0cyclictest0-21swapper/222:10:082
28910991110,0cyclictest0-21swapper/200:18:302
2891099110,0cyclictest0-21swapper/223:08:202
2891099110,0cyclictest0-21swapper/221:59:432
2891099110,0cyclictest0-21swapper/220:39:242
2891099110,0cyclictest0-21swapper/219:43:112
2891099110,0cyclictest0-21swapper/219:16:562
2890999119,0cyclictest0-21swapper/120:41:441
28909991111,0cyclictest0-21swapper/122:51:441
28909991111,0cyclictest0-21swapper/121:50:591
28909991110,0cyclictest0-21swapper/122:15:371
2890999110,0cyclictest17810-21sshd21:35:171
2890999110,0cyclictest0-21swapper/120:56:511
2890999110,0cyclictest0-21swapper/119:40:101
28908991111,0cyclictest0-21swapper/020:05:180
28908991110,0cyclictest16778-21sshd23:58:350
28908991110,0cyclictest0-21swapper/022:17:170
28908991110,0cyclictest0-21swapper/000:13:190
2890899110,0cyclictest0-21swapper/022:47:290
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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