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2026-06-18 - 13:33
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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 100 highest latencies:
System rack4slot1.osadl.org (updated Thu Jun 18, 2026 00:45:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1819321450,3sleep10-21swapper/123:31:421
1819321450,3sleep10-21swapper/123:31:421
22472980,3chrt0-21swapper/023:14:170
22472980,3chrt0-21swapper/023:14:170
174822970,3chrt0-21swapper/100:10:451
174822970,3chrt0-21swapper/100:10:451
174822970,3chrt0-21swapper/100:10:451
120342970,3sleep00-21swapper/022:46:240
120342970,3sleep00-21swapper/022:46:240
120342970,3sleep00-21swapper/022:46:240
308112950,3sleep10-21swapper/123:47:381
308112950,3sleep10-21swapper/123:47:381
308112950,3sleep10-21swapper/123:47:381
84872920,3chrt8490-21fschecks_time20:15:371
41752910,4sleep04173-21perl21:20:390
130622890,3chrt0-21swapper/100:05:431
130622890,3chrt0-21swapper/100:05:431
14462870,2sleep30-21swapper/321:16:243
14462870,2sleep30-21swapper/321:16:243
34912860,3chrt0-21swapper/100:33:401
34912860,3chrt0-21swapper/100:33:401
77562840,3chrt0-21swapper/122:40:501
77562840,3chrt0-21swapper/122:40:501
77562840,3chrt0-21swapper/122:40:501
215942800,11sleep333-21ksoftirqd/322:59:373
215942800,11sleep333-21ksoftirqd/322:59:373
225972790,2chrt0-21swapper/121:40:331
258662760,4chrt0-21swapper/323:40:573
258662760,4chrt0-21swapper/323:40:573
29622730,3sleep30-21swapper/323:15:163
29622730,3sleep30-21swapper/323:15:163
236252720,3chrt0-21swapper/122:20:401
236252720,3chrt0-21swapper/122:20:401
236252720,3chrt0-21swapper/122:20:401
230052700,3chrt0-21swapper/321:40:393
230052700,3chrt0-21swapper/321:40:393
230052700,3chrt0-21swapper/321:40:393
297232670,3sleep30-21swapper/322:28:063
297232670,3sleep30-21swapper/322:28:063
297232670,3sleep30-21swapper/322:28:063
193692660,3sleep019361-21ssh22:55:480
193692660,3sleep019361-21ssh22:55:480
216592650,3chrt0-21swapper/020:50:450
216592650,3chrt0-21swapper/020:50:450
216592650,3chrt0-21swapper/020:50:450
137332650,3sleep30-21swapper/321:30:473
137332650,3sleep30-21swapper/321:30:473
182482620,3chrt0-21swapper/322:15:003
182482620,3chrt0-21swapper/322:15:003
86442600,4sleep30-21swapper/300:00:383
86442600,4sleep30-21swapper/300:00:383
72282600,2sleep17218-21ssh22:00:431
72282600,2sleep17218-21ssh22:00:431
163062590,3sleep116305-21ssh22:52:111
163062590,3sleep116305-21ssh22:52:111
163062590,3sleep116305-21ssh22:52:111
115432580,3sleep30-21swapper/321:28:583
319452570,3sleep30-21swapper/323:49:413
319452570,3sleep30-21swapper/323:49:413
319452570,3sleep30-21swapper/323:49:413
36612560,4sleep30-21swapper/300:33:593
36612560,4sleep30-21swapper/300:33:593
14102560,3chrt0-21swapper/322:33:243
14102560,3chrt0-21swapper/322:33:243
14102560,3chrt0-21swapper/322:33:243
200102550,3sleep3321rcuc/319:15:473
200102550,3sleep3321rcuc/319:15:473
200102550,3sleep3321rcuc/319:15:473
85742540,2chrt0-21swapper/000:40:140
85742540,2chrt0-21swapper/000:40:140
67332510,2chrt0-21swapper/022:00:380
34492500,3chrt0-21swapper/323:15:373
34492500,3chrt0-21swapper/323:15:373
263972500,3sleep00-21swapper/021:45:150
263972500,3sleep00-21swapper/021:45:150
263972500,3sleep00-21swapper/021:45:150
251662490,4chrt0-21swapper/121:42:581
251662490,4chrt0-21swapper/121:42:581
251662490,4chrt0-21swapper/121:42:581
67722480,3sleep10-21swapper/120:10:391
184462480,2sleep117020-21ls19:11:041
184462480,2sleep117020-21ls19:11:041
184462480,2sleep117020-21ls19:11:041
288402450,3sleep00-21swapper/000:25:310
288402450,3sleep00-21swapper/000:25:310
288402450,3sleep00-21swapper/000:25:310
287542450,3sleep20-21swapper/219:40:462
287542450,3sleep20-21swapper/219:40:462
287542450,3sleep20-21swapper/219:40:462
18492994514,11cyclictest16486-21ssh21:34:011
18492994514,11cyclictest16486-21ssh21:34:011
78902440,3chrt0-21swapper/100:39:151
78902440,3chrt0-21swapper/100:39:151
293812440,2chrt0-21swapper/122:27:241
293812440,2chrt0-21swapper/122:27:241
293812440,2chrt0-21swapper/122:27:241
244352440,3sleep10-21swapper/123:02:241
244352440,3sleep10-21swapper/123:02:241
244352440,3sleep10-21swapper/123:02:241
233002430,3sleep223292-21strings21:40:422
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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