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2026-06-13 - 21:30
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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 rack1slot3.osadl.org (updated Sat Jun 13, 2026 12:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
249310799178,7cyclictest0-21swapper/310:45:123
2493107991211,0cyclictest0-21swapper/310:05:133
2493107991211,0cyclictest0-21swapper/307:50:123
249310799120,1cyclictest0-21swapper/311:50:103
249310799120,1cyclictest0-21swapper/309:05:143
249310799120,11cyclictest0-21swapper/312:30:163
249310799120,11cyclictest0-21swapper/312:15:113
249310799120,11cyclictest0-21swapper/309:55:183
249310799120,11cyclictest0-21swapper/307:20:183
249310799120,0cyclictest0-21swapper/308:25:193
249310799119,1cyclictest0-21swapper/311:35:123
2493107991111,0cyclictest0-21swapper/309:20:133
2493107991111,0cyclictest0-21swapper/309:20:123
2493107991110,0cyclictest0-21swapper/309:00:113
249310799110,8cyclictest0-21swapper/312:20:183
249310799110,8cyclictest0-21swapper/310:50:223
249310799110,8cyclictest0-21swapper/307:15:123
249310799110,10cyclictest0-21swapper/312:10:183
249310799110,10cyclictest0-21swapper/311:05:133
249310799110,10cyclictest0-21swapper/308:55:183
249310799110,10cyclictest0-21swapper/308:45:123
249310799110,10cyclictest0-21swapper/308:40:213
249310799110,10cyclictest0-21swapper/308:05:173
249310799110,0cyclictest0-21swapper/311:20:013
249310799110,0cyclictest0-21swapper/309:35:013
2493107991010,0cyclictest0-21swapper/312:05:333
2493107991010,0cyclictest0-21swapper/312:01:203
2493107991010,0cyclictest0-21swapper/311:45:143
2493107991010,0cyclictest0-21swapper/311:10:123
2493107991010,0cyclictest0-21swapper/310:38:333
2493107991010,0cyclictest0-21swapper/310:22:043
2493107991010,0cyclictest0-21swapper/310:15:113
2493107991010,0cyclictest0-21swapper/309:50:123
2493107991010,0cyclictest0-21swapper/309:20:013
2493107991010,0cyclictest0-21swapper/307:40:133
2493107991010,0cyclictest0-21swapper/307:35:133
249310799100,9cyclictest0-21swapper/310:30:013
249310799100,0cyclictest0-21swapper/311:55:143
24931079999,0cyclictest0-21swapper/311:31:003
24931079999,0cyclictest0-21swapper/311:25:133
24931079999,0cyclictest0-21swapper/311:00:193
24931079999,0cyclictest0-21swapper/310:30:123
24931079999,0cyclictest0-21swapper/309:47:113
24931079999,0cyclictest0-21swapper/309:15:013
24931079999,0cyclictest0-21swapper/308:35:193
24931079999,0cyclictest0-21swapper/307:55:163
24931079998,1cyclictest0-21swapper/310:10:123
24931079990,0cyclictest0-21swapper/308:20:013
24931079988,0cyclictest0-21swapper/311:24:553
24931079988,0cyclictest0-21swapper/310:59:193
24931079988,0cyclictest0-21swapper/309:36:523
24931079988,0cyclictest0-21swapper/308:52:453
24931079988,0cyclictest0-21swapper/308:10:173
24931079987,0cyclictest0-21swapper/310:40:133
24931079980,7cyclictest0-21swapper/308:24:553
24931079977,0cyclictest0-21swapper/310:00:133
24931079977,0cyclictest0-21swapper/308:30:193
24931079977,0cyclictest0-21swapper/307:10:123
24931079970,6cyclictest0-21swapper/311:45:013
24931079966,0cyclictest0-21swapper/307:25:123
2492863261,1sleep10-21swapper/107:08:541
2492078260,4sleep30-21swapper/307:05:193
2601117250,2sleep02601327-21cut11:35:010
24931079955,0cyclictest0-21swapper/308:00:143
24931079955,0cyclictest0-21swapper/307:45:133
24931079951,2cyclictest0-21swapper/312:25:123
24931079951,2cyclictest0-21swapper/309:40:123
24931079940,4cyclictest0-21swapper/312:35:183
24931079940,2cyclictest0-21swapper/309:25:133
24931079940,2cyclictest0-21swapper/307:30:133
2491350241,1sleep20-21swapper/207:05:142
2612276230,1sleep12612438-21ssh12:00:161
2611822230,2sleep22611923-21aten_r1power_fr12:00:132
2557281230,1sleep22557388-21cut09:50:122
2506960230,2sleep22507179-21sed07:40:202
2494917230,2sleep02495493-21timerwakeupswit07:15:000
2492236231,0sleep00-21swapper/007:05:200
2628338220,0sleep00-21swapper/012:38:330
2621997220,1sleep11-21systemd12:25:011
2615515220,0sleep00-21swapper/012:08:060
2609094220,1sleep00-21swapper/011:51:420
2592766220,1sleep12592777-21turbostat.cron11:15:001
2590675220,1sleep10-21swapper/111:09:571
2586500220,1sleep22586637-21date11:00:002
2573727220,1sleep02573742-21apt-get10:30:000
2572368220,1sleep12572520-21memory10:25:181
2570254220,1sleep02570336-21irqstats10:20:160
2558900220,0sleep00-21swapper/009:53:100
2532829220,1sleep12533110-21cat08:50:111
2529537220,1sleep12529687-21ntp_states08:40:191
2525484220,1sleep10-21swapper/108:30:151
2628185210,0sleep20-21swapper/212:37:112
2626842210,0sleep10-21swapper/112:35:141
2625729210,0sleep10-21swapper/112:31:091
2625647210,0sleep20-21swapper/212:30:262
2625589210,0sleep00-21swapper/012:30:210
2623965210,0sleep12623967-21ssh12:29:021
2622765210,0sleep02622957-21strings12:25:160
2622436210,0sleep20-21swapper/212:25:142
2620169210,0sleep00-21swapper/012:20:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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