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2026-06-07 - 14:15
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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 Sun Jun 07, 2026 12:45:15)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
114532208170,25sleep30-21swapper/307:07:073
114532208170,25sleep30-21swapper/307:07:063
114352205130,59sleep00-21swapper/007:06:520
114352205130,59sleep00-21swapper/007:06:510
113492201163,26sleep10-21swapper/107:05:451
113492201163,26sleep10-21swapper/107:05:441
115492200160,26sleep20-21swapper/207:08:222
115492200160,26sleep20-21swapper/207:08:222
41172660,0sleep10-21swapper/111:58:531
228522650,0sleep20-21swapper/212:22:332
290312150,0sleep30-21swapper/308:50:193
300432140,0sleep30-21swapper/312:31:203
300432140,0sleep30-21swapper/312:31:193
240642140,0sleep30-21swapper/312:25:103
128192140,0sleep30-21swapper/311:26:593
11767991411,1cyclictest28-21ksoftirqd/208:00:012
11752991311,1cyclictest9-21ksoftirqd/011:45:150
11752991311,1cyclictest9-21ksoftirqd/010:10:000
316282120,0sleep30-21swapper/308:55:203
1176299120,12cyclictest0-21swapper/107:10:111
1175299124,4cyclictest7904-21sed10:40:010
11752991212,0cyclictest9-21ksoftirqd/012:05:210
11752991211,1cyclictest9-21ksoftirqd/010:55:110
11752991210,1cyclictest9-21ksoftirqd/010:00:010
11752991210,1cyclictest9-21ksoftirqd/009:45:010
1176799119,1cyclictest44432sleep210:35:122
1176799110,8cyclictest1029-21snmpd09:36:362
1176799110,7cyclictest0-21swapper/210:12:402
1175299119,1cyclictest9-21ksoftirqd/010:15:000
1175299119,1cyclictest9-21ksoftirqd/007:30:000
1175299113,4cyclictest28969-21perf07:45:010
11752991110,1cyclictest9-21ksoftirqd/012:15:140
11752991110,1cyclictest9-21ksoftirqd/011:55:110
11752991110,1cyclictest9-21ksoftirqd/011:30:000
11752991110,1cyclictest9-21ksoftirqd/010:40:100
11752991110,1cyclictest9-21ksoftirqd/010:25:140
11752991110,1cyclictest9-21ksoftirqd/010:20:200
11752991110,1cyclictest9-21ksoftirqd/010:15:110
11752991110,1cyclictest9-21ksoftirqd/010:00:100
11752991110,1cyclictest9-21ksoftirqd/009:19:590
27212100,0sleep00-21swapper/010:30:540
1177499109,1cyclictest35-21ksoftirqd/312:10:003
1177499108,1cyclictest35-21ksoftirqd/308:39:373
1177499100,5cyclictest0-21swapper/309:45:113
1175299109,1cyclictest9-21ksoftirqd/012:00:160
1175299109,1cyclictest9-21ksoftirqd/011:35:130
1175299109,1cyclictest9-21ksoftirqd/011:30:210
1175299109,1cyclictest9-21ksoftirqd/011:14:540
1175299109,1cyclictest9-21ksoftirqd/010:45:130
1175299109,1cyclictest9-21ksoftirqd/009:45:190
1175299109,1cyclictest9-21ksoftirqd/009:25:120
1175299109,1cyclictest9-21ksoftirqd/008:30:000
1175299109,1cyclictest9-21ksoftirqd/008:15:160
1175299108,1cyclictest9-21ksoftirqd/011:15:220
1175299103,4cyclictest19550-21perf07:24:590
1175299101,4cyclictest26631-21date07:39:590
12348290,0sleep20-21swapper/211:25:432
117749994,2cyclictest35-21ksoftirqd/310:05:123
117749990,6cyclictest28102-21apt-get09:40:113
117679999,0cyclictest61650irq/122-eno111:05:022
117679993,5cyclictest4401-21diskmemload11:00:182
117679991,5cyclictest4401-21diskmemload09:45:112
117529999,0cyclictest9-21ksoftirqd/011:50:130
117529998,1cyclictest9-21ksoftirqd/012:35:010
117529998,1cyclictest9-21ksoftirqd/012:35:010
117529998,1cyclictest9-21ksoftirqd/011:20:160
117529998,1cyclictest9-21ksoftirqd/009:30:120
117529998,1cyclictest9-21ksoftirqd/009:10:130
117529998,1cyclictest9-21ksoftirqd/009:05:110
117529998,1cyclictest9-21ksoftirqd/007:45:180
117529997,1cyclictest9-21ksoftirqd/011:05:000
117529997,1cyclictest9-21ksoftirqd/007:10:140
117529997,1cyclictest17127-21cron07:20:010
117529993,5cyclictest9-21ksoftirqd/008:55:170
117749986,1cyclictest1029-21snmpd07:12:373
117749981,6cyclictest14120-21munin-node10:40:113
117749980,6cyclictest20444-21apt-get09:30:113
117679986,1cyclictest61650irq/122-eno112:35:162
117679986,1cyclictest61650irq/122-eno112:05:142
117679986,1cyclictest61650irq/122-eno111:11:232
117679986,1cyclictest61650irq/122-eno110:29:562
117679986,1cyclictest61650irq/122-eno110:20:142
117679986,1cyclictest28-21ksoftirqd/208:55:002
117679986,1cyclictest1029-21snmpd10:56:142
117679986,1cyclictest1029-21snmpd08:37:192
117679986,1cyclictest1029-21snmpd08:08:062
117679984,1cyclictest240-21systemd-journal09:00:012
117679980,6cyclictest0-21swapper/211:53:152
117679980,5cyclictest561-21nscd10:15:152
117679980,3cyclictest0-21swapper/208:45:112
117529988,0cyclictest9-21ksoftirqd/012:25:120
117529988,0cyclictest9-21ksoftirqd/008:44:190
117529987,1cyclictest9-21ksoftirqd/012:37:080
117529987,1cyclictest9-21ksoftirqd/011:05:180
117529986,1cyclictest9-21ksoftirqd/008:15:010
117529981,6cyclictest0-21swapper/012:10:180
117529980,1cyclictest5711-21ssh09:52:130
117749976,1cyclictest1029-21snmpd09:12:303
117749976,1cyclictest1029-21snmpd08:08:243
117749975,2cyclictest1029-21snmpd07:20:163
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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