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2026-06-04 - 16:10
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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 Jun 04, 2026 12:43:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
112750570,0irq/25-eth00-21swapper/307:08:543
112750570,0irq/25-eth00-21swapper/107:06:221
120650560,0irq/26-eth1-rx-0-21swapper/207:05:492
3053824122,0sleep00-21swapper/007:07:020
3085099160,0cyclictest0-21swapper/312:32:253
3085099151,0cyclictest0-21swapper/310:11:513
30847991512,0cyclictest0-21swapper/011:35:040
30847991512,0cyclictest0-21swapper/011:35:040
30850991413,0cyclictest0-21swapper/310:51:003
3085099140,0cyclictest0-21swapper/311:26:263
3085099140,0cyclictest0-21swapper/311:26:263
30848991413,0cyclictest22739-21diskmemload11:33:231
30848991413,0cyclictest0-21swapper/110:13:271
3084899140,0cyclictest0-21swapper/112:36:501
30847991411,0cyclictest0-21swapper/010:07:570
30850991312,0cyclictest112750irq/25-eth010:30:413
30850991312,0cyclictest0-21swapper/312:35:473
30850991311,0cyclictest0-21swapper/311:37:143
30850991311,0cyclictest0-21swapper/311:37:143
3085099130,0cyclictest32690-21sshd09:45:353
3085099130,0cyclictest12550-21sshd10:07:133
3085099130,0cyclictest0-21swapper/310:59:293
30849991312,0cyclictest0-21swapper/210:24:482
30848991312,0cyclictest0-21swapper/111:11:051
30848991312,0cyclictest0-21swapper/109:30:571
30848991312,0cyclictest0-21swapper/109:14:401
30847991312,0cyclictest6584-21diskstats11:20:120
30847991312,0cyclictest6584-21diskstats11:20:120
30847991312,0cyclictest0-21swapper/012:30:430
3084799130,0cyclictest0-21swapper/012:12:560
3084799130,0cyclictest0-21swapper/011:53:530
3084799130,0cyclictest0-21swapper/007:34:360
41120,0ktimersoftd/00-21swapper/010:59:010
41120,0ktimersoftd/00-21swapper/008:25:150
30850991212,0cyclictest0-21swapper/311:06:413
30850991211,0cyclictest24999-21sshd09:25:033
30850991211,0cyclictest0-21swapper/311:45:153
30850991211,0cyclictest0-21swapper/311:34:553
30850991211,0cyclictest0-21swapper/311:11:343
30850991211,0cyclictest0-21swapper/308:20:203
30850991210,0cyclictest0-21swapper/311:53:303
30850991210,0cyclictest0-21swapper/310:01:173
30850991210,0cyclictest0-21swapper/309:33:103
3085099120,0cyclictest18077-21sshd10:47:233
3085099120,0cyclictest0-21swapper/309:19:423
30849991211,0cyclictest2687-21bash09:41:072
30849991211,0cyclictest24169-21sshd10:18:532
30849991211,0cyclictest0-21swapper/210:54:532
30849991210,0cyclictest24534-21diskstats09:10:122
3084999120,0cyclictest20081-21sshd10:42:482
3084999120,0cyclictest18826-21bash11:56:342
3084999120,0cyclictest10845-21bash11:25:402
3084999120,0cyclictest10845-21bash11:25:402
3084999120,0cyclictest0-21swapper/212:06:062
3084999120,0cyclictest0-21swapper/211:35:262
3084999120,0cyclictest0-21swapper/211:35:262
3084999120,0cyclictest0-21swapper/210:59:462
3084999120,0cyclictest0-21swapper/210:46:232
3084999120,0cyclictest0-21swapper/209:30:112
30848991211,0cyclictest23535-21sshd10:38:251
30848991211,0cyclictest12465-21sshd11:25:571
30848991211,0cyclictest12465-21sshd11:25:571
30848991211,0cyclictest0-21swapper/112:13:221
30848991211,0cyclictest0-21swapper/110:34:501
30848991210,0cyclictest22739-21diskmemload10:45:391
30848991210,0cyclictest0-21swapper/110:17:041
3084899120,0cyclictest5429-21sshd09:26:531
3084899120,0cyclictest0-21swapper/112:34:291
3084899120,0cyclictest0-21swapper/112:25:071
3084899120,0cyclictest0-21swapper/112:03:491
3084899120,0cyclictest0-21swapper/111:57:541
3084899120,0cyclictest0-21swapper/109:49:451
30847991211,0cyclictest0-21swapper/009:42:030
30847991210,0cyclictest0-21swapper/009:25:320
3084799120,0cyclictest0-21swapper/010:16:120
3084799120,0cyclictest0-21swapper/009:16:080
112750120,0irq/25-eth022739-21diskmemload10:51:061
112750120,0irq/25-eth00-21swapper/311:57:203
112750120,0irq/25-eth00-21swapper/310:39:163
41110,0ktimersoftd/04045-21awk10:40:170
41110,0ktimersoftd/00-21swapper/009:50:100
351110,0ktimersoftd/30-21swapper/311:41:253
351110,0ktimersoftd/30-21swapper/309:50:103
30850991111,0cyclictest0-21swapper/312:07:403
30850991111,0cyclictest0-21swapper/309:14:213
30850991111,0cyclictest0-21swapper/308:05:213
30850991110,0cyclictest30281-21sshd10:24:443
3085099110,0cyclictest23735-21bash11:03:053
3085099110,0cyclictest0-21swapper/312:26:023
3085099110,0cyclictest0-21swapper/312:01:453
3085099110,0cyclictest0-21swapper/309:42:493
3085099110,0cyclictest0-21swapper/307:22:223
30849991111,0cyclictest12988-21sshd10:02:232
30849991110,0cyclictest0-21swapper/212:39:052
30849991110,0cyclictest0-21swapper/211:40:042
30849991110,0cyclictest0-21swapper/210:12:562
30849991110,0cyclictest0-21swapper/209:18:002
3084999110,0cyclictest0-21swapper/212:28:452
3084999110,0cyclictest0-21swapper/211:33:062
3084899119,0cyclictest0-21swapper/111:17:141
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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