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2026-06-15 - 23:54
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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 rack1slot1.osadl.org (updated Mon Jun 15, 2026 12:45:19)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
53722227149,21sleep00-21swapper/007:07:080
53062209172,24sleep10-21swapper/107:06:171
52982201162,24sleep30-21swapper/307:06:113
52972200161,26sleep20-21swapper/207:06:102
5666991817,1cyclictest9-21ksoftirqd/008:50:000
5666991817,1cyclictest9-21ksoftirqd/007:45:110
5666991717,0cyclictest9-21ksoftirqd/010:30:120
5666991717,0cyclictest9-21ksoftirqd/009:51:000
5666991717,0cyclictest9-21ksoftirqd/009:05:170
5666991710,6cyclictest9-21ksoftirqd/011:25:210
5666991615,1cyclictest9-21ksoftirqd/012:00:130
5666991615,1cyclictest9-21ksoftirqd/011:16:020
5666991615,1cyclictest9-21ksoftirqd/009:00:220
279022160,0sleep20-21swapper/207:55:122
279022160,0sleep20-21swapper/207:55:122
566699157,7cyclictest9-21ksoftirqd/011:50:130
5666991515,0cyclictest9-21ksoftirqd/010:18:090
5666991513,1cyclictest9-21ksoftirqd/010:50:210
5666991513,1cyclictest9-21ksoftirqd/009:24:430
5666991414,0cyclictest9-21ksoftirqd/011:02:440
5666991414,0cyclictest9-21ksoftirqd/009:58:580
5666991414,0cyclictest9-21ksoftirqd/008:55:190
5666991414,0cyclictest9-21ksoftirqd/008:55:190
5666991414,0cyclictest9-21ksoftirqd/007:55:190
5666991414,0cyclictest9-21ksoftirqd/007:55:190
5666991414,0cyclictest9-21ksoftirqd/007:30:090
5666991413,1cyclictest9-21ksoftirqd/012:25:150
5666991412,1cyclictest9-21ksoftirqd/011:45:000
5666991412,1cyclictest9-21ksoftirqd/007:15:110
251522140,1sleep225157-21missed_timers08:55:152
251522140,1sleep225157-21missed_timers08:55:152
566699138,5cyclictest9-21ksoftirqd/010:58:050
5666991313,0cyclictest9-21ksoftirqd/012:06:000
5666991313,0cyclictest9-21ksoftirqd/010:12:020
5666991313,0cyclictest9-21ksoftirqd/009:49:270
5666991313,0cyclictest9-21ksoftirqd/008:04:310
5666991312,1cyclictest9-21ksoftirqd/012:25:000
5666991312,1cyclictest9-21ksoftirqd/012:10:100
5666991312,1cyclictest9-21ksoftirqd/011:33:070
5666991312,1cyclictest9-21ksoftirqd/011:10:200
5666991312,1cyclictest9-21ksoftirqd/010:40:000
5666991312,1cyclictest9-21ksoftirqd/010:30:000
5666991312,1cyclictest9-21ksoftirqd/009:15:110
5666991312,1cyclictest9-21ksoftirqd/008:40:000
5666991311,1cyclictest9-21ksoftirqd/010:45:210
5666991311,1cyclictest9-21ksoftirqd/010:00:010
5666991311,1cyclictest9-21ksoftirqd/009:45:000
5666991311,1cyclictest9-21ksoftirqd/009:45:000
5666991311,1cyclictest9-21ksoftirqd/009:30:000
5666991311,1cyclictest9-21ksoftirqd/009:10:150
5666991310,1cyclictest9-21ksoftirqd/012:30:000
566699129,2cyclictest9-21ksoftirqd/008:50:120
566699129,2cyclictest9-21ksoftirqd/007:10:130
566699127,5cyclictest9-21ksoftirqd/011:35:370
5666991212,0cyclictest9-21ksoftirqd/011:09:520
5666991211,1cyclictest9-21ksoftirqd/011:55:100
5666991211,1cyclictest9-21ksoftirqd/010:20:120
5666991211,1cyclictest9-21ksoftirqd/010:05:140
5666991211,1cyclictest9-21ksoftirqd/009:30:070
5666991211,1cyclictest9-21ksoftirqd/007:25:000
5666991210,1cyclictest9-21ksoftirqd/012:40:000
5666991210,1cyclictest9-21ksoftirqd/011:20:140
5666991210,1cyclictest9-21ksoftirqd/010:40:130
5666991210,1cyclictest9-21ksoftirqd/008:20:000
567899110,7cyclictest61650irq/122-eno110:19:132
566699119,1cyclictest9-21ksoftirqd/008:15:000
5666991111,0cyclictest9-21ksoftirqd/009:40:000
5666991111,0cyclictest9-21ksoftirqd/009:40:000
5666991110,1cyclictest9-21ksoftirqd/012:15:110
5666991110,1cyclictest9-21ksoftirqd/011:50:000
5666991110,1cyclictest9-21ksoftirqd/008:40:120
5666991110,1cyclictest9-21ksoftirqd/008:35:000
5666991110,1cyclictest9-21ksoftirqd/008:25:020
5666991110,1cyclictest9-21ksoftirqd/007:55:000
5666991110,1cyclictest9-21ksoftirqd/007:40:000
5666991110,1cyclictest9-21ksoftirqd/007:29:320
5666991110,0cyclictest9-21ksoftirqd/008:20:110
567499100,5cyclictest0-21swapper/109:20:501
566699108,1cyclictest9-21ksoftirqd/008:05:140
566699108,1cyclictest9-21ksoftirqd/007:40:180
56859998,1cyclictest35-21ksoftirqd/310:55:003
56859993,3cyclictest1029-21snmpd11:07:403
56859990,7cyclictest0-21swapper/310:50:003
56859990,5cyclictest0-21swapper/309:10:103
56789997,1cyclictest0-21swapper/209:37:092
56789997,1cyclictest0-21swapper/209:37:092
56789990,3cyclictest31209-21diskmemload09:45:072
56859986,1cyclictest8134-21cat08:20:153
56859986,1cyclictest1029-21snmpd11:54:303
56859986,1cyclictest1029-21snmpd10:56:563
56859986,1cyclictest1029-21snmpd09:53:533
56859986,1cyclictest1029-21snmpd08:18:203
56859986,1cyclictest1029-21snmpd08:03:533
56859986,1cyclictest1029-21snmpd07:45:373
56859982,3cyclictest0-21swapper/307:20:153
56859980,5cyclictest561-21nscd09:58:143
56859980,4cyclictest0-21swapper/309:41:363
56859980,4cyclictest0-21swapper/309:41:363
56859980,4cyclictest0-21swapper/309:26:383
56789986,1cyclictest61650irq/122-eno112:30:462
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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