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2026-09-18 - 05:55
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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 Sep 18, 2026 00:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
120650660,0irq/26-eth1-rx-0-21swapper/119:08:331
120650580,0irq/26-eth1-rx-0-21swapper/319:05:243
112750560,0irq/25-eth00-21swapper/219:05:332
120650400,0irq/26-eth1-rx-0-21swapper/019:05:100
271180,0ktimersoftd/229506-21sshd21:29:042
495991615,0cyclictest0-21swapper/121:26:041
49799150,0cyclictest0-21swapper/300:26:283
497991414,0cyclictest0-21swapper/322:43:463
497991413,0cyclictest0-21swapper/323:26:533
496991412,0cyclictest6448-21sshd23:33:322
495991412,0cyclictest5408-21munin-node20:25:181
495991411,0cyclictest0-21swapper/122:53:051
49599140,0cyclictest0-21swapper/120:45:141
494991414,0cyclictest0-21swapper/020:33:260
49499140,0cyclictest0-21swapper/023:36:020
112750140,0irq/25-eth021320-21sshd21:42:553
497991313,0cyclictest112750irq/25-eth022:22:383
497991313,0cyclictest112750irq/25-eth022:22:383
497991312,0cyclictest29513-21sshd23:02:283
497991312,0cyclictest0-21swapper/322:35:313
497991312,0cyclictest0-21swapper/321:29:403
49799130,0cyclictest0-21swapper/323:30:143
496991312,0cyclictest0-21swapper/222:44:172
496991312,0cyclictest0-21swapper/200:01:392
496991311,0cyclictest0-21swapper/219:50:162
496991311,0cyclictest0-21swapper/200:16:592
49699130,0cyclictest0-21swapper/222:19:322
49699130,0cyclictest0-21swapper/221:14:362
495991312,0cyclictest30122-21sshd22:13:491
495991312,0cyclictest0-21swapper/100:31:011
49599131,0cyclictest0-21swapper/121:46:031
49599130,0cyclictest3181-21sshd23:03:121
49599130,0cyclictest0-21swapper/121:55:361
49599130,0cyclictest0-21swapper/121:36:041
49599130,0cyclictest0-21swapper/121:18:381
494991313,0cyclictest0-21swapper/022:29:160
494991313,0cyclictest0-21swapper/022:29:150
494991311,0cyclictest0-21swapper/023:09:050
494991311,0cyclictest0-21swapper/022:16:210
494991310,0cyclictest0-21swapper/022:38:470
271130,0ktimersoftd/20-21swapper/222:08:442
112750130,0irq/25-eth031626-21sshd00:17:463
112750130,0irq/25-eth013812-21sshd23:26:541
497991211,0cyclictest19590-21sshd23:20:093
497991211,0cyclictest0-21swapper/323:07:563
497991211,0cyclictest0-21swapper/322:08:423
497991210,0cyclictest0-21swapper/321:56:233
497991210,0cyclictest0-21swapper/321:35:493
49799120,0cyclictest0-21swapper/322:45:263
49799120,0cyclictest0-21swapper/322:33:123
49799120,0cyclictest0-21swapper/322:17:593
49799120,0cyclictest0-21swapper/321:00:153
49799120,0cyclictest0-21swapper/320:30:183
496991211,0cyclictest30177-21bash23:40:022
496991211,0cyclictest16207-21bash22:49:452
496991211,0cyclictest0-21swapper/223:55:082
496991211,0cyclictest0-21swapper/222:39:392
496991211,0cyclictest0-21swapper/200:35:562
49699120,0cyclictest2407-21sshd22:21:522
49699120,0cyclictest2407-21sshd22:21:512
49699120,0cyclictest21180-21sshd23:39:002
49699120,0cyclictest1041-21sshd21:22:022
49699120,0cyclictest0-21swapper/223:27:512
49699120,0cyclictest0-21swapper/223:03:142
49699120,0cyclictest0-21swapper/222:55:262
49699120,0cyclictest0-21swapper/219:10:452
495991211,0cyclictest29775-21sshd00:02:271
495991211,0cyclictest0-21swapper/123:32:141
495991211,0cyclictest0-21swapper/122:34:571
495991211,0cyclictest0-21swapper/122:16:081
495991210,0cyclictest0-21swapper/123:15:231
495991210,0cyclictest0-21swapper/122:58:461
49599120,0cyclictest16017-21sshd22:42:101
49599120,0cyclictest0-21swapper/100:27:391
49599120,0cyclictest0-21swapper/100:13:211
494991212,0cyclictest0-21swapper/023:20:140
494991211,0cyclictest25208-21sshd21:32:130
494991211,0cyclictest24757-21sshd23:16:530
494991211,0cyclictest23479-21sshd21:13:310
494991211,0cyclictest0-21swapper/023:54:180
494991211,0cyclictest0-21swapper/023:27:000
494991211,0cyclictest0-21swapper/023:13:300
494991211,0cyclictest0-21swapper/021:43:290
494991210,0cyclictest0-21swapper/022:07:040
494991210,0cyclictest0-21swapper/021:22:130
494991210,0cyclictest0-21swapper/000:06:150
49499120,0cyclictest27403-21sshd00:24:580
49499120,0cyclictest24859-21diskmemload22:46:470
49499120,0cyclictest0-21swapper/023:46:440
49499120,0cyclictest0-21swapper/022:51:130
41120,0ktimersoftd/00-21swapper/023:41:030
112750120,0irq/25-eth00-21swapper/321:21:043
112750120,0irq/25-eth00-21swapper/300:04:313
112750120,0irq/25-eth00-21swapper/100:20:331
497991111,0cyclictest0-21swapper/323:55:003
497991111,0cyclictest0-21swapper/323:45:213
497991111,0cyclictest0-21swapper/321:49:243
497991111,0cyclictest0-21swapper/321:14:473
497991110,0cyclictest24859-21diskmemload00:10:063
497991110,0cyclictest20105-21bash00:08:533
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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