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2026-08-07 - 01:00
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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 Thu Aug 06, 2026 12:45:16)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
78282208174,21sleep00-21swapper/007:05:360
78532202165,23sleep30-21swapper/307:05:553
79242199157,27sleep20-21swapper/207:06:492
78862198160,25sleep10-21swapper/107:06:211
117202630,0sleep00-21swapper/011:40:150
42172580,0sleep30-21swapper/312:15:143
8282991918,1cyclictest35-21ksoftirqd/311:35:143
8282991817,1cyclictest35-21ksoftirqd/309:25:003
117492170,0sleep011751-21aten_r1power_fr10:55:120
8282991615,1cyclictest35-21ksoftirqd/307:25:153
8282991614,1cyclictest35-21ksoftirqd/311:15:003
828299160,6cyclictest0-21swapper/309:10:203
8282991515,0cyclictest35-21ksoftirqd/310:15:193
8282991515,0cyclictest35-21ksoftirqd/310:14:573
8282991515,0cyclictest35-21ksoftirqd/307:55:163
8282991514,1cyclictest35-21ksoftirqd/308:05:103
8282991514,1cyclictest35-21ksoftirqd/308:00:213
8282991513,1cyclictest35-21ksoftirqd/310:30:003
828299147,4cyclictest35-21ksoftirqd/308:30:193
8282991413,1cyclictest35-21ksoftirqd/312:30:143
8282991413,1cyclictest35-21ksoftirqd/312:10:173
8282991413,1cyclictest35-21ksoftirqd/308:55:173
8282991412,1cyclictest35-21ksoftirqd/312:29:593
8282991412,1cyclictest35-21ksoftirqd/311:44:593
8282991313,0cyclictest35-21ksoftirqd/308:50:013
8282991312,1cyclictest35-21ksoftirqd/310:55:133
8282991312,1cyclictest35-21ksoftirqd/308:20:013
8282991311,1cyclictest35-21ksoftirqd/312:00:013
8282991311,1cyclictest35-21ksoftirqd/311:15:153
8282991311,1cyclictest35-21ksoftirqd/310:04:593
8282991311,1cyclictest35-21ksoftirqd/309:34:593
8282991311,1cyclictest35-21ksoftirqd/307:30:163
828299129,3cyclictest35-21ksoftirqd/310:33:003
828299129,1cyclictest35-21ksoftirqd/310:20:013
828299124,6cyclictest35-21ksoftirqd/311:50:543
8282991212,0cyclictest35-21ksoftirqd/312:20:143
8282991212,0cyclictest35-21ksoftirqd/311:34:033
8282991212,0cyclictest35-21ksoftirqd/311:20:153
8282991212,0cyclictest35-21ksoftirqd/310:37:113
8282991211,1cyclictest35-21ksoftirqd/312:35:163
8282991211,1cyclictest35-21ksoftirqd/312:00:123
8282991211,1cyclictest35-21ksoftirqd/311:25:133
8282991211,1cyclictest35-21ksoftirqd/311:25:123
8282991211,1cyclictest35-21ksoftirqd/310:10:003
8282991211,1cyclictest35-21ksoftirqd/309:55:133
8282991211,1cyclictest35-21ksoftirqd/309:30:003
8282991211,0cyclictest35-21ksoftirqd/312:05:143
8282991210,1cyclictest35-21ksoftirqd/311:05:153
8282991210,1cyclictest35-21ksoftirqd/310:50:113
8282991210,1cyclictest35-21ksoftirqd/309:40:203
8282991210,1cyclictest35-21ksoftirqd/309:35:143
8282991210,1cyclictest35-21ksoftirqd/307:40:003
8266991212,0cyclictest0-21swapper/107:14:531
8258991211,1cyclictest9-21ksoftirqd/010:45:160
8258991211,1cyclictest9-21ksoftirqd/009:30:120
828299119,1cyclictest35-21ksoftirqd/308:44:593
828299119,1cyclictest35-21ksoftirqd/308:29:593
8282991111,0cyclictest35-21ksoftirqd/310:40:033
8282991111,0cyclictest35-21ksoftirqd/308:40:003
8282991111,0cyclictest35-21ksoftirqd/307:20:013
8282991110,1cyclictest35-21ksoftirqd/311:45:113
8282991110,1cyclictest35-21ksoftirqd/310:49:593
8282991110,1cyclictest35-21ksoftirqd/309:45:123
8282991110,1cyclictest35-21ksoftirqd/307:45:143
8282991110,1cyclictest35-21ksoftirqd/307:15:003
827599119,1cyclictest28-21ksoftirqd/211:25:012
825899119,1cyclictest9-21ksoftirqd/012:15:130
825899119,1cyclictest9-21ksoftirqd/008:20:010
8258991110,1cyclictest9-21ksoftirqd/010:05:000
828299109,1cyclictest35-21ksoftirqd/308:15:003
828299108,1cyclictest35-21ksoftirqd/309:50:143
828299108,1cyclictest35-21ksoftirqd/309:15:143
828299108,1cyclictest35-21ksoftirqd/307:50:123
828299108,1cyclictest35-21ksoftirqd/307:20:143
8282991010,0cyclictest35-21ksoftirqd/311:00:143
827599109,1cyclictest28-21ksoftirqd/210:00:002
827599108,1cyclictest17382-21pmu-power09:30:202
827599100,8cyclictest0-21swapper/207:43:122
827599100,0cyclictest0-21swapper/211:25:182
827599100,0cyclictest0-21swapper/211:25:172
825899109,1cyclictest9-21ksoftirqd/010:35:010
825899108,1cyclictest9-21ksoftirqd/012:10:170
825899108,1cyclictest9-21ksoftirqd/010:50:130
825899108,1cyclictest9-21ksoftirqd/010:45:000
825899108,1cyclictest9-21ksoftirqd/008:15:010
825899103,6cyclictest21941-21perf11:10:000
825899102,4cyclictest21962-21perf08:45:000
8258991010,0cyclictest9-21ksoftirqd/011:50:000
327462100,0sleep01506-21diskmemload09:52:540
82829999,0cyclictest35-21ksoftirqd/307:40:103
82829997,1cyclictest35-21ksoftirqd/309:05:163
82829997,1cyclictest35-21ksoftirqd/309:05:153
82829997,1cyclictest35-21ksoftirqd/309:00:213
82829997,1cyclictest35-21ksoftirqd/308:25:003
82829996,1cyclictest35-21ksoftirqd/308:45:013
82759998,1cyclictest28-21ksoftirqd/208:35:002
82759998,1cyclictest28-21ksoftirqd/208:00:012
82759997,1cyclictest28-21ksoftirqd/210:40:002
82759997,1cyclictest28-21ksoftirqd/210:20:122
82759997,1cyclictest28-21ksoftirqd/209:10:012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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