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2026-04-29 - 11:17
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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 Wed Apr 29, 2026 00:45:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
191552217149,53sleep30-21swapper/319:05:063
210812214148,22sleep00-21swapper/019:07:360
209612211177,22sleep20-21swapper/219:06:012
191532198160,24sleep10-21swapper/119:05:041
23432860,0sleep20-21swapper/221:35:122
18562750,1sleep2271rcuc/219:35:132
17082620,1sleep2271rcuc/200:25:142
314872600,0sleep10-21swapper/120:35:161
256972220,0sleep10-21swapper/100:14:311
195792220,0sleep10-21swapper/123:23:251
323402170,0sleep20-21swapper/219:30:132
99492140,0sleep00-21swapper/000:35:170
21360991413,1cyclictest9-21ksoftirqd/022:54:270
78892120,0sleep30-21swapper/323:50:143
2139799120,12cyclictest0-21swapper/221:30:522
2138299120,5cyclictest0-21swapper/120:40:121
21360991211,1cyclictest9-21ksoftirqd/022:45:110
21360991210,1cyclictest9-21ksoftirqd/021:15:000
21404991110,1cyclictest35-21ksoftirqd/320:25:003
2140499111,6cyclictest35-21ksoftirqd/300:00:013
2139799119,1cyclictest28-21ksoftirqd/223:10:142
2139799119,1cyclictest28-21ksoftirqd/220:15:002
21397991110,1cyclictest28-21ksoftirqd/223:05:132
21397991110,1cyclictest28-21ksoftirqd/200:00:152
2138299110,11cyclictest0-21swapper/122:40:121
2136099115,6cyclictest9-21ksoftirqd/023:40:170
21360991110,1cyclictest9-21ksoftirqd/023:25:120
21360991110,1cyclictest9-21ksoftirqd/022:30:000
72972100,0sleep30-21swapper/300:31:363
2140499109,1cyclictest35-21ksoftirqd/323:40:003
2140499109,1cyclictest35-21ksoftirqd/300:05:013
2140499108,1cyclictest35-21ksoftirqd/321:45:123
2139799109,1cyclictest28-21ksoftirqd/223:40:132
2139799109,1cyclictest28-21ksoftirqd/223:00:112
2139799109,1cyclictest28-21ksoftirqd/222:55:142
2139799109,1cyclictest28-21ksoftirqd/222:45:142
2139799109,1cyclictest28-21ksoftirqd/222:35:122
2139799109,1cyclictest0-21swapper/219:25:182
2139799108,1cyclictest28-21ksoftirqd/222:50:142
2139799108,1cyclictest28-21ksoftirqd/222:10:132
2139799108,1cyclictest28-21ksoftirqd/221:40:182
2139799108,1cyclictest28-21ksoftirqd/200:15:122
21397991010,0cyclictest28-21ksoftirqd/223:25:132
21397991010,0cyclictest28-21ksoftirqd/221:25:242
2139799100,8cyclictest61650irq/122-eno123:55:322
2138299100,9cyclictest0-21swapper/123:59:441
2138299100,9cyclictest0-21swapper/123:05:131
2138299100,9cyclictest0-21swapper/122:58:201
2138299100,9cyclictest0-21swapper/100:08:061
2138299100,8cyclictest0-21swapper/121:10:131
2138299100,8cyclictest0-21swapper/100:01:581
2138299100,10cyclictest0-21swapper/100:19:521
2136099109,1cyclictest9-21ksoftirqd/022:20:000
2136099108,1cyclictest9-21ksoftirqd/020:55:000
2136099103,6cyclictest9-21ksoftirqd/020:40:220
2136099100,9cyclictest21055-21/usr/sbin/munin20:15:130
31296290,0sleep20-21swapper/223:39:342
214049998,1cyclictest35-21ksoftirqd/320:50:013
214049998,1cyclictest35-21ksoftirqd/319:50:003
214049997,1cyclictest35-21ksoftirqd/319:53:093
214049997,1cyclictest35-21ksoftirqd/319:15:013
213979998,1cyclictest28-21ksoftirqd/223:20:172
213979998,1cyclictest28-21ksoftirqd/219:45:122
213979997,1cyclictest28-21ksoftirqd/222:20:002
213979992,6cyclictest13371-21sh22:30:522
213829990,7cyclictest0-21swapper/123:38:111
213829990,7cyclictest0-21swapper/120:50:011
213829990,6cyclictest0-21swapper/122:15:211
213829990,6cyclictest0-21swapper/121:25:081
213829990,5cyclictest0-21swapper/120:20:191
213609999,0cyclictest9-21ksoftirqd/020:20:120
213609998,1cyclictest9-21ksoftirqd/023:30:160
213609998,1cyclictest9-21ksoftirqd/023:15:110
213609998,1cyclictest9-21ksoftirqd/021:55:140
213609998,1cyclictest9-21ksoftirqd/021:20:180
213609998,1cyclictest9-21ksoftirqd/000:30:010
213609998,1cyclictest9-21ksoftirqd/000:05:000
213609994,5cyclictest9-21ksoftirqd/023:10:160
213609994,5cyclictest9-21ksoftirqd/023:05:160
213609990,6cyclictest0-21swapper/022:00:150
214049988,0cyclictest35-21ksoftirqd/323:00:133
214049987,1cyclictest35-21ksoftirqd/323:00:003
214049987,1cyclictest35-21ksoftirqd/322:55:003
214049987,1cyclictest35-21ksoftirqd/321:15:163
214049985,1cyclictest35-21ksoftirqd/320:00:523
214049985,1cyclictest35-21ksoftirqd/319:43:053
214049981,5cyclictest0-21swapper/321:59:163
214049980,6cyclictest0-21swapper/323:33:123
213979988,0cyclictest29550-21sensors20:30:192
213979988,0cyclictest28-21ksoftirqd/200:35:162
213979988,0cyclictest28-21ksoftirqd/200:05:122
213979987,1cyclictest28-21ksoftirqd/223:15:132
213979987,1cyclictest28-21ksoftirqd/222:25:122
213979987,1cyclictest28-21ksoftirqd/222:20:132
213979987,1cyclictest28-21ksoftirqd/221:55:142
213979987,1cyclictest28-21ksoftirqd/221:05:122
213979987,1cyclictest28-21ksoftirqd/220:40:212
213979987,1cyclictest28-21ksoftirqd/219:53:082
213979987,1cyclictest28-21ksoftirqd/200:30:162
213979987,1cyclictest28-21ksoftirqd/200:10:142
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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