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2026-07-04 - 20:27
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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 Sat Jul 04, 2026 12:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
112750660,0irq/25-eth00-21swapper/307:06:553
120650640,0irq/26-eth1-rx-0-21swapper/107:06:561
112750560,0irq/25-eth00-21swapper/207:05:052
852324020,0sleep00-21swapper/007:05:450
8932991712,0cyclictest0-21swapper/111:05:171
8934991616,0cyclictest0-21swapper/309:55:023
893499150,0cyclictest1480-21nfsd10:34:173
893499150,0cyclictest0-21swapper/312:07:063
893499150,0cyclictest0-21swapper/309:34:423
8931991513,0cyclictest0-21swapper/011:53:290
8934991413,0cyclictest0-21swapper/310:45:263
8934991413,0cyclictest0-21swapper/310:14:533
8933991413,0cyclictest0-21swapper/208:55:172
8933991412,0cyclictest777-21diskmemload10:46:272
893399140,0cyclictest0-21swapper/209:33:582
8932991413,0cyclictest15042-21sshd12:31:281
8932991411,0cyclictest1480-21nfsd10:42:101
893299140,0cyclictest777-21diskmemload11:35:221
893299140,0cyclictest0-21swapper/109:05:161
893199145,0cyclictest12175-21kworker/0:011:12:370
8931991413,0cyclictest777-21diskmemload09:11:050
8931991413,0cyclictest0-21swapper/011:49:180
8934991312,0cyclictest0-21swapper/311:33:533
8934991310,0cyclictest29268-21bash10:50:543
893499130,0cyclictest0-21swapper/312:18:293
8933991312,0cyclictest17265-21sshd09:16:112
8933991312,0cyclictest0-21swapper/211:17:212
8933991312,0cyclictest0-21swapper/211:07:292
8933991312,0cyclictest0-21swapper/209:58:082
8933991312,0cyclictest0-21swapper/208:30:122
8932991312,0cyclictest777-21diskmemload12:28:351
8932991310,0cyclictest0-21swapper/112:15:051
893299130,0cyclictest2766-21munin-node09:35:221
893299130,0cyclictest0-21swapper/112:02:131
893299130,0cyclictest0-21swapper/110:10:151
8931991310,0cyclictest0-21swapper/010:31:140
893199130,0cyclictest23102-21sshd09:16:590
351130,0ktimersoftd/37442-21sshd11:43:313
9950120,0irq/24-0000:00:0-21swapper/210:03:502
8934991211,0cyclictest0-21swapper/311:45:093
8934991211,0cyclictest0-21swapper/310:29:393
8934991211,0cyclictest0-21swapper/309:37:013
893499120,0cyclictest0-21swapper/312:13:443
893499120,0cyclictest0-21swapper/309:40:373
893499120,0cyclictest0-21swapper/309:26:263
8933991212,0cyclictest0-21swapper/210:10:232
8933991211,0cyclictest5726-21sshd10:56:202
8933991211,0cyclictest12047-21sshd10:19:032
8933991211,0cyclictest0-21swapper/212:34:292
8933991211,0cyclictest0-21swapper/209:48:232
893399120,0cyclictest7686-21sshd10:09:592
893399120,0cyclictest0-21swapper/212:04:402
893399120,0cyclictest0-21swapper/211:25:432
893399120,0cyclictest0-21swapper/209:53:142
8932991212,0cyclictest0-21swapper/109:46:101
8932991211,0cyclictest14244-21sshd10:57:301
8932991211,0cyclictest0-21swapper/112:22:451
8932991211,0cyclictest0-21swapper/112:10:211
8932991211,0cyclictest0-21swapper/110:21:291
893299120,0cyclictest0-21swapper/110:38:481
893299120,0cyclictest0-21swapper/109:51:031
893299120,0cyclictest0-21swapper/109:00:111
893299120,0cyclictest0-21swapper/108:15:121
8931991212,0cyclictest0-21swapper/011:05:580
8931991211,0cyclictest777-21diskmemload11:40:440
8931991211,0cyclictest0-21swapper/012:25:330
8931991211,0cyclictest0-21swapper/009:51:300
893199120,0cyclictest20254-21munin-node09:25:150
893199120,0cyclictest0-21swapper/010:58:110
893199120,0cyclictest0-21swapper/010:09:300
8934991111,0cyclictest0-21swapper/312:26:093
8934991111,0cyclictest0-21swapper/310:18:153
8934991111,0cyclictest0-21swapper/310:08:093
8934991110,0cyclictest0-21swapper/310:21:383
8934991110,0cyclictest0-21swapper/308:46:423
893499110,0cyclictest0-21swapper/308:43:563
893399115,0cyclictest0-21swapper/209:40:542
8933991111,0cyclictest0-21swapper/212:24:442
8933991111,0cyclictest0-21swapper/209:24:272
8933991110,0cyclictest16672-21bash12:18:552
8933991110,0cyclictest0-21swapper/211:20:302
8933991110,0cyclictest0-21swapper/211:04:072
8932991111,0cyclictest777-21diskmemload10:15:481
8932991110,0cyclictest0-21swapper/112:38:201
893299110,0cyclictest0-21swapper/111:10:181
893299110,0cyclictest0-21swapper/110:30:161
893199119,0cyclictest0-21swapper/008:03:140
893199119,0cyclictest0-21swapper/007:33:160
8931991111,0cyclictest777-21diskmemload12:16:490
8931991111,0cyclictest0-21swapper/010:28:550
8931991111,0cyclictest0-21swapper/010:18:340
8931991110,0cyclictest0-21swapper/010:54:490
8931991110,0cyclictest0-21swapper/010:35:530
8931991110,0cyclictest0-21swapper/009:37:060
893199110,0cyclictest0-21swapper/008:58:460
893199110,0cyclictest0-21swapper/008:50:510
893199110,0cyclictest0-21swapper/008:32:370
893199110,0cyclictest0-21swapper/007:49:320
351110,0ktimersoftd/314414-21sshd12:31:233
271110,0ktimersoftd/20-21swapper/211:50:142
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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