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2026-05-05 - 21:59
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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 376 highest latencies:
System rack1slot3.osadl.org (updated Tue May 05, 2026 12:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
32197599130,11cyclictest0-21swapper/312:30:123
32197599130,11cyclictest0-21swapper/310:25:123
321975991212,0cyclictest0-21swapper/308:19:223
321975991211,0cyclictest0-21swapper/309:05:123
32197599120,11cyclictest0-21swapper/312:05:013
32197599120,11cyclictest0-21swapper/309:05:013
32197599120,11cyclictest0-21swapper/308:50:013
32197599120,11cyclictest0-21swapper/308:00:173
32197599120,10cyclictest0-21swapper/312:10:113
32197599110,11cyclictest0-21swapper/309:25:213
32197599110,10cyclictest0-21swapper/312:20:013
32197599110,10cyclictest0-21swapper/311:45:173
32197599110,10cyclictest0-21swapper/311:00:013
32197599110,10cyclictest0-21swapper/308:30:123
32197599110,0cyclictest0-21swapper/312:40:013
32197599110,0cyclictest0-21swapper/310:45:013
32197599110,0cyclictest0-21swapper/310:15:143
32197599109,0cyclictest0-21swapper/310:20:103
321975991010,0cyclictest0-21swapper/311:30:163
321975991010,0cyclictest0-21swapper/311:19:563
32197599100,9cyclictest0-21swapper/311:40:173
32197599100,10cyclictest0-21swapper/311:39:563
32197599100,10cyclictest0-21swapper/311:20:133
32197599100,10cyclictest0-21swapper/308:20:173
32197599100,10cyclictest0-21swapper/307:54:553
32197599100,0cyclictest0-21swapper/312:25:143
32197599100,0cyclictest0-21swapper/311:55:143
32197599100,0cyclictest0-21swapper/311:05:013
32197599100,0cyclictest0-21swapper/307:30:123
3219759999,0cyclictest0-21swapper/310:45:023
3219759999,0cyclictest0-21swapper/309:30:123
3219759998,0cyclictest0-21swapper/310:50:113
3219759990,8cyclictest0-21swapper/311:55:013
3219759990,8cyclictest0-21swapper/310:30:113
3219759990,0cyclictest0-21swapper/311:05:193
3219759990,0cyclictest0-21swapper/309:35:133
3219759988,0cyclictest0-21swapper/311:10:193
3219759988,0cyclictest0-21swapper/308:55:133
3219759988,0cyclictest0-21swapper/308:40:563
3219759988,0cyclictest0-21swapper/307:35:183
3219759988,0cyclictest0-21swapper/307:15:143
3219759988,0cyclictest0-21swapper/307:10:133
320362281,4sleep30-21swapper/307:05:133
400404270,4sleep016-21ksoftirqd/010:35:160
3219759977,0cyclictest0-21swapper/309:45:183
3219759977,0cyclictest0-21swapper/308:50:063
3219759977,0cyclictest0-21swapper/308:35:163
3219759977,0cyclictest0-21swapper/307:45:163
3219759977,0cyclictest0-21swapper/307:25:193
3219759970,0cyclictest0-21swapper/309:10:153
3219759970,0cyclictest0-21swapper/307:25:003
3219759966,0cyclictest0-21swapper/310:10:013
3219759965,0cyclictest0-21swapper/309:20:193
3219759965,0cyclictest0-21swapper/307:55:143
3219759960,6cyclictest0-21swapper/311:25:193
3219759955,0cyclictest0-21swapper/310:12:253
3219759955,0cyclictest0-21swapper/309:55:163
3219759955,0cyclictest0-21swapper/309:15:153
3219759955,0cyclictest0-21swapper/308:10:133
3219759955,0cyclictest0-21swapper/308:05:133
3219759953,1cyclictest0-21swapper/312:08:563
3219759951,2cyclictest0-21swapper/308:25:123
3219759950,4cyclictest387965-21chrt10:04:563
3219759940,4cyclictest0-21swapper/309:50:273
3219759940,2cyclictest0-21swapper/307:40:103
321534242,1sleep10-21swapper/107:06:041
320168242,1sleep20-21swapper/207:05:052
444138230,2sleep2444351-21latency_hist12:20:012
393199231,2sleep2766-21snmpd10:19:292
391091230,1sleep1391117-21apt-get10:15:081
376013230,2sleep1375031-21/usr/sbin/munin09:25:211
369000230,1sleep1369026-21apt-get09:10:121
341903230,2sleep10-21swapper/108:00:121
3219759931,1cyclictest0-21swapper/310:35:113
3219759930,2cyclictest381645-21chrt09:40:033
3219759930,2cyclictest0-21swapper/312:20:133
321095231,1sleep00-21swapper/007:05:190
452105221,0sleep00-21swapper/012:36:360
451460220,1sleep2451631-21python312:35:182
450411220,1sleep1450429-21munin-run12:35:011
447540220,1sleep1447790-21users12:25:201
445387220,1sleep1445633-21sed12:20:201
440224220,1sleep20-21swapper/212:10:122
437104220,1sleep2437354-21users12:00:202
428236220,1sleep00-21swapper/011:40:160
422979220,1sleep2422980-21sshd11:29:422
420938220,1sleep2420956-21turbostat11:25:012
406061220,2sleep0406068-21dump-pmu-power10:50:010
403452220,1sleep0403454-21ssh10:42:410
399940220,1sleep1400204-21df10:35:131
398231220,1sleep00-21swapper/010:30:160
391523220,1sleep0391610-21awk10:15:110
385952220,1sleep0386100-21ntp_states09:55:180
382147220,0sleep00-21swapper/009:44:330
359674220,1sleep2359882-21ntpq08:45:152
357400220,1sleep2357670-21df_inode08:40:152
356683221,1sleep0351274-21kworker/0:2+events08:36:170
355307220,1sleep1355333-21apt-get08:35:101
341164220,0sleep00-21swapper/007:55:220
338324220,0sleep00-21swapper/007:50:140
336253220,1sleep00-21swapper/007:45:140
322761220,1sleep2322915-21ntp_states07:10:182
450690210,0sleep10-21swapper/112:35:131
448577210,1sleep00-21swapper/012:30:120
448327210,0sleep20-21swapper/212:30:022
447941210,0sleep00-21swapper/012:26:350
446242210,0sleep20-21swapper/212:25:002
445215210,0sleep00-21swapper/012:20:190
444415210,0sleep20-21swapper/212:20:132
444129210,0sleep10-21swapper/112:19:561
443621210,0sleep00-21swapper/012:15:270
440669210,0sleep10-21swapper/112:10:151
440462210,0sleep00-21swapper/012:10:140
439548210,0sleep10-21swapper/112:06:151
438615210,0sleep20-21swapper/212:05:162
438267210,0sleep00-21swapper/012:05:140
436438210,0sleep10-21swapper/112:00:151
435818210,0sleep00-21swapper/012:00:010
434582210,0sleep10-21swapper/111:55:181
434087210,0sleep20-21swapper/211:55:152
433964210,0sleep00-21swapper/011:55:130
433183210,0sleep10-21swapper/111:50:221
431625210,0sleep00-21swapper/011:50:010
431149210,0sleep20-21swapper/211:45:462
430517210,0sleep10-21swapper/111:45:171
429186210,0sleep20-21swapper/211:41:512
427443210,0sleep10-21swapper/111:40:011
426053210,0sleep20-21swapper/211:35:142
425673210,0sleep00-21swapper/011:35:120
425191210,1sleep00-21swapper/011:33:280
425159210,0sleep20-21swapper/211:33:142
423016210,0sleep10-21swapper/111:30:011
422712210,0sleep00-21swapper/011:27:200
422173210,0sleep10-21swapper/111:25:201
420640210,0sleep10-21swapper/111:22:241
419105210,0sleep0419135-21apt-get11:20:100
418579210,0sleep20-21swapper/211:17:452
417715210,0sleep10-21swapper/111:15:161
416992210,0sleep00-21swapper/011:15:070
416444210,0sleep10-21swapper/111:14:401
416348210,0sleep00-21swapper/011:13:470
414227210,0sleep10-21swapper/111:08:271
413518210,0sleep20-21swapper/211:05:192
412565210,0sleep00-21swapper/011:05:060
411259210,0sleep00-21swapper/011:00:180
410498210,0sleep20-21swapper/211:00:122
409998210,0sleep10-21swapper/110:58:031
408520210,0sleep00-21swapper/010:55:140
408393210,0sleep20-21swapper/210:55:122
407281210,0sleep20-21swapper/210:50:192
406996210,0sleep00-21swapper/010:50:170
406470210,0sleep10-21swapper/110:50:141
404229210,0sleep20-21swapper/210:45:112
403720210,0sleep10-21swapper/110:45:021
403537210,0sleep20-21swapper/210:43:272
402443210,0sleep10-21swapper/110:40:171
400205210,0sleep20-21swapper/210:35:142
398437210,0sleep10-21swapper/110:30:171
397448210,0sleep20-21swapper/210:30:022
396934210,0sleep00-21swapper/010:25:280
395364210,0sleep20-21swapper/210:25:012
395061210,0sleep10-21swapper/110:22:211
394930210,0sleep20-21swapper/210:21:092
394851210,0sleep00-21swapper/010:20:270
390637210,0sleep00-21swapper/010:13:110
390485210,0sleep10-21swapper/110:11:481
389988210,0sleep10-21swapper/110:09:281
389684210,1sleep20-21swapper/210:06:452
388221210,1sleep00-21swapper/010:05:100
387847210,0sleep2387849-21ssh10:03:562
387684210,0sleep10-21swapper/110:02:261
385760210,0sleep20-21swapper/209:55:162
385495210,0sleep10-21swapper/109:55:151
384822210,0sleep10-21swapper/109:52:471
384603210,0sleep00-21swapper/009:50:500
384547210,0sleep20-21swapper/209:50:192
383433210,0sleep20-21swapper/209:45:182
382829210,0sleep10-21swapper/109:45:141
382557210,0sleep00-21swapper/009:45:130
381127210,0sleep10-21swapper/109:40:021
380724210,0sleep20-21swapper/209:36:232
380645210,0sleep00-21swapper/009:35:320
378802210,0sleep10-21swapper/109:35:021
377415210,0sleep20-21swapper/209:30:142
377149210,0sleep10-21swapper/109:30:131
377036210,0sleep00-21swapper/009:30:120
375887210,0sleep00-21swapper/009:25:200
374845210,0sleep20-21swapper/209:25:022
373025210,0sleep00-21swapper/009:20:080
372759210,0sleep20-21swapper/209:20:012
371226210,0sleep20-21swapper/209:15:132
371057210,0sleep10-21swapper/109:15:121
370988210,0sleep00-21swapper/009:15:070
370396210,0sleep00-21swapper/009:11:190
369634210,0sleep20-21swapper/209:10:172
368473210,0sleep10-21swapper/109:06:281
367085210,0sleep20-21swapper/209:05:132
365610210,0sleep10-21swapper/109:00:151
365403210,0sleep00-21swapper/009:00:140
364008210,0sleep00-21swapper/008:55:170
362793210,0sleep20-21swapper/208:52:282
361453210,0sleep00-21swapper/008:50:140
360720210,1sleep00-21swapper/008:48:460
359593210,0sleep10-21swapper/108:45:141
357924210,0sleep10-21swapper/108:40:171
356976210,0sleep00-21swapper/008:40:010
355925210,0sleep20-21swapper/208:35:152
354728210,0sleep20-21swapper/208:30:432
353951210,0sleep00-21swapper/008:30:170
353491210,0sleep10-21swapper/108:30:141
353151210,0sleep00-21swapper/008:30:010
352217210,0sleep20-21swapper/208:25:172
351486210,0sleep10-21swapper/108:25:131
349574210,0sleep00-21swapper/008:20:120
348354210,0sleep10-21swapper/108:15:171
347637210,0sleep0347696-21aten2.4-expect08:15:110
347113210,0sleep00-21swapper/008:11:270
344784210,0sleep10-21swapper/108:05:201
344002210,0sleep00-21swapper/008:05:150
340653210,0sleep10-21swapper/107:55:191
339522210,0sleep10-21swapper/107:52:271
338060210,0sleep20-21swapper/207:50:122
337572210,1sleep20-21swapper/207:46:562
335740210,1sleep00-21swapper/007:42:580
333765210,0sleep10-21swapper/107:37:251
332797210,0sleep20-21swapper/207:35:152
331992210,0sleep00-21swapper/007:35:010
331955210,0sleep20-21swapper/207:34:592
330043210,0sleep00-21swapper/007:30:010
329090210,0sleep20-21swapper/207:25:192
328379210,0sleep10-21swapper/107:25:141
328132210,0sleep00-21swapper/007:25:010
326462210,0sleep0326503-21aten_r1power_cu07:20:120
325871210,0sleep00-21swapper/007:15:560
324526210,0sleep10-21swapper/107:15:131
324038210,0sleep20-21swapper/207:15:022
431859200,0sleep20-21swapper/211:50:032
429783200,0sleep00-21swapper/011:45:050
425365200,0sleep10-21swapper/111:35:011
414645200,0sleep20-21swapper/211:10:052
410483200,0sleep10-21swapper/111:00:031
395605200,0sleep10-21swapper/110:25:051
390293200,0sleep20-21swapper/210:10:052
387254200,0sleep00-21swapper/010:00:020
381644200,0sleep20-21swapper/209:40:032
373021200,0sleep10-21swapper/109:20:041
367073200,0sleep00-21swapper/009:05:030
365163200,0sleep20-21swapper/209:00:042
363230200,0sleep20-21swapper/208:55:042
363229200,0sleep10-21swapper/108:55:031
361318200,0sleep10-21swapper/108:50:031
349561200,0sleep20-21swapper/208:20:022
349306200,0sleep10-21swapper/108:20:011
347624200,0sleep20-21swapper/208:15:022
345717200,0sleep10-21swapper/108:10:041
345481200,0sleep20-21swapper/208:10:012
343568200,0sleep20-21swapper/208:05:012
341892200,0sleep00-21swapper/008:00:030
341635200,0sleep20-21swapper/208:00:002
339960200,0sleep20-21swapper/207:55:042
336137200,0sleep10-21swapper/107:45:031
334226200,0sleep20-21swapper/207:40:042
334225200,0sleep10-21swapper/107:40:031
330279200,0sleep10-21swapper/107:30:021
326449200,0sleep20-21swapper/207:20:012
326448200,0sleep10-21swapper/107:20:001
322132200,0sleep10-21swapper/107:10:051
322131200,0sleep00-21swapper/007:10:040
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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