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2026-07-02 - 01:38
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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 Thu Jul 02, 2026 00:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
269078991413,0cyclictest0-21swapper/323:13:503
269078991413,0cyclictest0-21swapper/320:39:113
269078991313,0cyclictest0-21swapper/321:53:573
269078991313,0cyclictest0-21swapper/320:05:233
269078991313,0cyclictest0-21swapper/319:38:473
269078991313,0cyclictest0-21swapper/319:34:413
269078991312,0cyclictest0-21swapper/323:00:303
269078991312,0cyclictest0-21swapper/320:46:213
26907899130,1cyclictest0-21swapper/322:15:113
26907899130,12cyclictest0-21swapper/321:55:123
269078991212,0cyclictest0-21swapper/323:26:063
269078991212,0cyclictest0-21swapper/323:23:023
269078991212,0cyclictest0-21swapper/323:08:423
269078991212,0cyclictest0-21swapper/322:42:053
269078991212,0cyclictest0-21swapper/322:22:363
269078991212,0cyclictest0-21swapper/322:06:133
269078991212,0cyclictest0-21swapper/322:00:063
269078991212,0cyclictest0-21swapper/321:37:343
269078991212,0cyclictest0-21swapper/321:23:143
269078991212,0cyclictest0-21swapper/321:02:443
269078991212,0cyclictest0-21swapper/320:57:383
269078991212,0cyclictest0-21swapper/320:24:513
269078991212,0cyclictest0-21swapper/319:50:033
269078991212,0cyclictest0-21swapper/319:40:483
269078991212,0cyclictest0-21swapper/319:25:273
269078991212,0cyclictest0-21swapper/319:11:083
269078991212,0cyclictest0-21swapper/300:08:053
269078991211,0cyclictest0-21swapper/323:35:203
269078991211,0cyclictest0-21swapper/321:27:183
269078991211,0cyclictest0-21swapper/321:18:063
269078991211,0cyclictest0-21swapper/319:57:123
269078991211,0cyclictest0-21swapper/300:11:103
26907899120,11cyclictest0-21swapper/322:55:013
26907899120,11cyclictest0-21swapper/322:30:123
33207121111,0sleep1556-21hwrng21:49:511
269078991111,0cyclictest0-21swapper/323:57:513
269078991111,0cyclictest0-21swapper/323:45:123
269078991111,0cyclictest0-21swapper/323:30:123
269078991111,0cyclictest0-21swapper/322:35:113
269078991111,0cyclictest0-21swapper/322:27:453
269078991111,0cyclictest0-21swapper/320:41:153
269078991111,0cyclictest0-21swapper/320:29:593
269078991111,0cyclictest0-21swapper/319:49:013
269078991111,0cyclictest0-21swapper/300:38:493
269078991110,0cyclictest0-21swapper/320:00:133
26907899110,10cyclictest0-21swapper/323:54:563
26907899110,10cyclictest0-21swapper/322:55:183
26907899110,0cyclictest0-21swapper/323:15:163
26907899110,0cyclictest0-21swapper/322:10:113
26907899109,0cyclictest0-21swapper/321:09:553
26907899109,0cyclictest0-21swapper/320:11:333
26907899109,0cyclictest0-21swapper/319:22:243
26907899109,0cyclictest0-21swapper/300:25:303
26907899109,0cyclictest0-21swapper/300:02:593
269078991010,0cyclictest0-21swapper/323:42:293
269078991010,0cyclictest0-21swapper/321:30:243
269078991010,0cyclictest0-21swapper/320:30:113
269078991010,0cyclictest0-21swapper/300:32:393
269078991010,0cyclictest0-21swapper/300:17:193
26907899100,10cyclictest0-21swapper/320:50:123
2677762101,6sleep30-21swapper/319:05:153
2690789998,0cyclictest0-21swapper/321:43:413
2690789998,0cyclictest0-21swapper/320:17:413
355489288,0sleep2556-21hwrng22:44:082
286405288,0sleep1556-21hwrng19:51:041
2690789988,0cyclictest0-21swapper/322:45:083
2690789988,0cyclictest0-21swapper/321:10:563
2690789977,0cyclictest0-21swapper/321:45:453
2690789977,0cyclictest0-21swapper/300:20:123
12959870,0rtkit-daemon1294-21rtkit-daemon23:30:521
361295266,0sleep1556-21hwrng22:55:231
2690789955,0cyclictest0-21swapper/319:15:123
12959850,2rtkit-daemon0-21swapper/119:05:021
12959850,0rtkit-daemon0-21swapper/123:35:211
12959850,0rtkit-daemon0-21swapper/122:48:361
268659242,1sleep20-21swapper/219:06:462
12959840,2rtkit-daemon774-21ntpd19:35:131
12959840,2rtkit-daemon334187-21munin-run21:55:011
12959840,2rtkit-daemon315758-21diskmemload00:25:432
12959840,2rtkit-daemon1-21systemd21:17:161
12959840,2rtkit-daemon1-21systemd21:11:321
12959840,2rtkit-daemon1-21systemd00:38:582
12959840,1rtkit-daemon1-21systemd23:26:551
12959840,1rtkit-daemon1-21systemd22:20:081
12959840,1rtkit-daemon1-21systemd22:14:081
12959840,1rtkit-daemon1-21systemd20:50:251
12959840,0rtkit-daemon333-21plymouthd19:45:141
365236230,1sleep0365408-21python323:05:180
268578231,1sleep00-21swapper/019:05:430
12959830,1rtkit-daemon777-21lldpd22:31:531
12959830,1rtkit-daemon777-21lldpd19:24:141
12959830,1rtkit-daemon777-21lldpd00:31:402
12959830,1rtkit-daemon777-21lldpd00:18:102
12959830,1rtkit-daemon774-21ntpd20:05:121
12959830,1rtkit-daemon772-21snmpd22:40:441
12959830,1rtkit-daemon772-21snmpd22:00:131
12959830,1rtkit-daemon772-21snmpd21:35:301
12959830,1rtkit-daemon772-21snmpd20:20:031
12959830,1rtkit-daemon772-21snmpd19:27:131
12959830,1rtkit-daemon772-21snmpd00:10:111
12959830,1rtkit-daemon364240-21latency_hist23:05:001
12959830,1rtkit-daemon333-21plymouthd23:45:081
12959830,1rtkit-daemon333-21plymouthd23:43:191
12959830,1rtkit-daemon333-21plymouthd22:05:431
12959830,1rtkit-daemon333-21plymouthd19:10:031
12959830,1rtkit-daemon312564-21expr21:00:141
12959830,1rtkit-daemon303349-21awk20:35:161
12959830,1rtkit-daemon271014-21munin-node23:10:101
12959830,1rtkit-daemon271014-21munin-node22:51:581
12959830,1rtkit-daemon271014-21munin-node21:55:511
12959830,1rtkit-daemon271014-21munin-node21:25:251
12959830,1rtkit-daemon271014-21munin-node21:20:251
12959830,1rtkit-daemon271014-21munin-node19:40:041
12959830,1rtkit-daemon1299-21sendmail-mta23:21:081
12959830,1rtkit-daemon1-21systemd23:55:531
12959830,1rtkit-daemon1-21systemd23:07:161
12959830,1rtkit-daemon1-21systemd22:15:311
12959830,1rtkit-daemon1-21systemd21:42:001
12959830,1rtkit-daemon1-21systemd21:31:001
12959830,1rtkit-daemon1-21systemd20:30:151
12959830,1rtkit-daemon1-21systemd20:25:221
12959830,1rtkit-daemon1-21systemd20:15:231
12959830,1rtkit-daemon1-21systemd20:04:161
12959830,1rtkit-daemon1-21systemd00:20:482
12959830,1rtkit-daemon1-21systemd00:15:291
12959830,1rtkit-daemon1-21systemd00:05:161
12959830,0rtkit-daemon0-21swapper/123:51:531
12959830,0rtkit-daemon0-21swapper/122:35:101
12959830,0rtkit-daemon0-21swapper/100:00:131
400547220,1sleep1400633-21cat00:30:011
384933220,1sleep00-21swapper/023:51:060
381599220,1sleep0381886-21df23:45:130
380157220,0sleep00-21swapper/023:40:170
379377220,0sleep2379405-21apt-get23:40:102
377121220,1sleep2377388-21cstates23:35:152
354496220,1sleep0354570-21cut22:40:170
347725220,1sleep00-21swapper/022:25:160
344280220,0sleep00-21swapper/022:15:200
342594220,0sleep00-21swapper/022:13:190
333095220,1sleep0333206-21grep21:50:180
330730220,1sleep2330882-21memory21:45:162
322228220,0sleep2191rcu_preempt21:25:152
311900220,1sleep2311957-21munin-run21:00:012
298491220,1sleep0298662-21cat20:25:010
294265220,0sleep00-21swapper/020:10:190
283935220,1sleep0284107-21python319:45:180
277804220,1sleep0277873-21if_eno119:30:130
275505220,1sleep00-21swapper/019:25:130
273786220,1sleep0273983-21diskstats19:20:130
12959820,1rtkit-daemon1-21systemd19:30:301
12959820,0rtkit-daemon0-21swapper/123:16:431
12959820,0rtkit-daemon0-21swapper/122:25:111
12959820,0rtkit-daemon0-21swapper/121:05:111
12959820,0rtkit-daemon0-21swapper/120:55:211
12959820,0rtkit-daemon0-21swapper/120:45:321
12959820,0rtkit-daemon0-21swapper/120:40:121
12959820,0rtkit-daemon0-21swapper/120:10:021
12959820,0rtkit-daemon0-21swapper/119:55:221
12959820,0rtkit-daemon0-21swapper/119:16:121
404520210,0sleep10-21swapper/100:38:211
403499210,0sleep00-21swapper/000:35:160
402597210,1sleep00-21swapper/000:34:450
402254210,0sleep10-21swapper/100:31:411
399146210,0sleep00-21swapper/000:25:160
396629210,0sleep00-21swapper/000:20:120
394523210,0sleep0394549-21apt-get00:15:110
393615210,0sleep20-21swapper/200:11:332
392800210,0sleep00-21swapper/000:10:180
391339210,1sleep00-21swapper/000:07:110
390915210,0sleep20-21swapper/200:05:242
389464210,0sleep00-21swapper/000:04:030
388364210,0sleep20-21swapper/200:00:172
387138210,0sleep00-21swapper/023:57:090
384944210,0sleep20-21swapper/223:51:122
381962210,0sleep20-21swapper/223:45:162
377469210,0sleep00-21swapper/023:35:170
376310210,0sleep20-21swapper/223:31:032
374939210,0sleep00-21swapper/023:30:120
373737210,0sleep20-21swapper/223:25:182
373525210,0sleep00-21swapper/023:25:160
372552210,0sleep20-21swapper/223:24:422
372148210,0sleep00-21swapper/023:21:040
369274210,0sleep00-21swapper/023:15:150
369029210,0sleep20-21swapper/223:15:132
368300210,1sleep00-21swapper/023:14:080
368124210,0sleep20-21swapper/223:12:342
364182210,0sleep20-21swapper/223:05:012
362348210,0sleep00-21swapper/023:00:110
362336210,0sleep20-21swapper/223:00:042
361563210,1sleep00-21swapper/022:57:470
360074210,0sleep20-21swapper/222:55:122
359080210,0sleep00-21swapper/022:50:210
358355210,0sleep20-21swapper/222:50:162
357204210,0sleep00-21swapper/022:45:540
355839210,0sleep20-21swapper/222:45:122
352627210,0sleep20-21swapper/222:35:182
351141210,0sleep00-21swapper/022:35:000
350815210,0sleep20-21swapper/222:32:072
349057210,0sleep00-21swapper/022:30:010
348593210,0sleep20-21swapper/222:25:552
346623210,0sleep20-21swapper/222:21:532
346547210,0sleep00-21swapper/022:21:120
343023210,0sleep20-21swapper/222:15:062
341143210,0sleep20-21swapper/222:10:142
339321210,0sleep00-21swapper/022:05:150
338997210,0sleep20-21swapper/222:05:132
337077210,0sleep20-21swapper/222:00:132
336790210,0sleep00-21swapper/022:00:110
335995210,0sleep00-21swapper/021:57:420
335621210,0sleep20-21swapper/221:55:202
330371210,0sleep00-21swapper/021:45:130
329515210,0sleep00-21swapper/021:40:380
327543210,0sleep00-21swapper/021:36:490
326865210,0sleep20-21swapper/221:35:192
324564210,0sleep00-21swapper/021:30:160
323240210,0sleep00-21swapper/021:25:210
321545210,0sleep20-21swapper/221:22:312
318964210,0sleep00-21swapper/021:15:190
318028210,0sleep20-21swapper/221:15:132
317239210,0sleep00-21swapper/021:10:200
316799210,0sleep20-21swapper/221:10:182
315370210,0sleep00-21swapper/021:05:190
313707210,1sleep00-21swapper/021:03:230
310604210,0sleep00-21swapper/020:55:150
308943210,0sleep20-21swapper/220:50:172
308703210,0sleep00-21swapper/020:50:140
306414210,0sleep20-21swapper/220:45:122
306410210,0sleep00-21swapper/020:45:100
305510210,0sleep20-21swapper/220:40:202
304233210,0sleep00-21swapper/020:40:020
302567210,0sleep20-21swapper/220:35:112
302558210,1sleep00-21swapper/020:35:060
301441210,0sleep00-21swapper/020:30:170
300654210,0sleep20-21swapper/220:30:112
300260210,0sleep20-21swapper/220:28:112
298764210,0sleep00-21swapper/020:25:120
296825210,0sleep20-21swapper/220:20:102
295330210,0sleep00-21swapper/020:15:170
294953210,0sleep2295123-21grep20:15:152
293818210,0sleep20-21swapper/220:10:182
291488210,0sleep20-21swapper/220:05:142
291091210,0sleep00-21swapper/020:05:120
290124210,0sleep00-21swapper/020:00:200
288886210,0sleep20-21swapper/220:00:022
287664210,0sleep00-21swapper/019:55:140
286711210,0sleep2286720-21apt-get19:55:002
283136210,0sleep20-21swapper/219:45:132
282515210,0sleep20-21swapper/219:40:192
281461210,0sleep0281665-21forks19:40:140
279290210,0sleep20-21swapper/219:35:122
273551210,0sleep20-21swapper/219:20:112
270890210,0sleep00-21swapper/019:15:010
269842210,0sleep00-21swapper/019:10:170
396616200,0sleep10-21swapper/100:20:041
385610200,0sleep20-21swapper/223:55:032
332329200,0sleep20-21swapper/221:50:042
328161200,0sleep20-21swapper/221:40:032
324032200,0sleep20-21swapper/221:30:032
320020200,0sleep00-21swapper/021:20:040
313833200,0sleep20-21swapper/221:05:022
312160200,0sleep20-21swapper/221:00:042
285035200,0sleep00-21swapper/019:50:030
284799200,0sleep20-21swapper/219:50:012
279276200,0sleep00-21swapper/019:35:020
277365200,0sleep20-21swapper/219:30:032
275448200,0sleep20-21swapper/219:25:032
271599200,0sleep20-21swapper/219:15:022
269214200,0sleep20-21swapper/219:10:032
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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