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2025-04-29 - 23:16
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 50 highest latencies:
System rack4slot1.osadl.org (updated Tue Apr 29, 2025 12:44:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
367021410,2sleep00-21swapper/009:52:300
367021410,2sleep00-21swapper/009:52:300
911421120,3sleep20-21swapper/209:16:232
911421120,3sleep20-21swapper/209:16:232
1428921010,3sleep30-21swapper/312:11:313
1428921010,3sleep30-21swapper/312:11:313
234621000,4chrt0-21swapper/307:41:083
77062950,4sleep30-21swapper/311:22:243
77062950,4sleep30-21swapper/311:22:243
93522900,3sleep30-21swapper/310:00:333
93522900,3sleep30-21swapper/310:00:333
80052790,2sleep10-21swapper/107:56:051
80052790,2sleep10-21swapper/107:56:051
12782730,3sleep30-21swapper/309:01:293
12782730,3sleep30-21swapper/309:01:293
315432720,3sleep30-21swapper/310:31:113
315432720,3sleep30-21swapper/310:31:113
56982710,3chrt0-21swapper/109:11:361
56982710,3chrt0-21swapper/109:11:361
296502700,2sleep10-21swapper/111:11:041
296502700,2sleep10-21swapper/111:11:041
24761997011,54cyclictest2015-21ssh12:36:151
11762690,4sleep10-21swapper/110:32:581
11762690,4sleep10-21swapper/110:32:581
197392660,3sleep10-21swapper/111:38:331
118242620,3sleep30-21swapper/308:06:073
118242620,3sleep30-21swapper/308:06:073
4782610,3chrt0-21swapper/307:36:093
4782610,3chrt0-21swapper/307:36:093
316012610,3chrt0-21swapper/111:11:571
22882610,4sleep30-21swapper/311:57:003
22882610,4sleep30-21swapper/311:57:003
24762996010,2cyclictest131rcu_preempt08:31:192
24762996010,2cyclictest131rcu_preempt08:31:192
185182600,4sleep20-21swapper/209:29:532
117552590,3sleep30-21swapper/311:29:273
117552590,3sleep30-21swapper/311:29:273
139942560,3sleep10-21swapper/108:11:201
139942560,3sleep10-21swapper/108:11:201
110512560,4sleep10-21swapper/110:45:441
110512560,4sleep10-21swapper/110:45:441
2476299552,41cyclictest5910-21ssh11:21:152
2476299552,41cyclictest5910-21ssh11:21:152
2476199542,43cyclictest3223-21ssh10:36:151
2476199542,43cyclictest3223-21ssh10:36:151
225562540,2chrt0-21swapper/311:00:533
225562540,2chrt0-21swapper/311:00:533
255052530,4sleep20-21swapper/212:24:522
255052530,4sleep20-21swapper/212:24:522
234502520,3sleep223240-21ls07:11:142
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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