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2026-04-05 - 07:42
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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 highest latencies:
System rack1slot3.osadl.org (updated Sun Apr 05, 2026 00:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
44315499130,11cyclictest0-21swapper/320:25:133
443154991211,0cyclictest0-21swapper/320:45:133
44315499120,1cyclictest0-21swapper/321:30:013
44315499120,1cyclictest0-21swapper/300:00:163
443154991110,0cyclictest0-21swapper/321:40:103
44315499110,8cyclictest0-21swapper/300:35:173
44315499110,1cyclictest0-21swapper/323:45:123
44315499110,11cyclictest0-21swapper/323:50:223
44315499110,10cyclictest0-21swapper/321:54:563
44315499110,10cyclictest0-21swapper/319:40:173
44315499110,0cyclictest0-21swapper/323:35:123
44315499110,0cyclictest0-21swapper/322:20:163
44315499110,0cyclictest0-21swapper/319:10:113
44315499110,0cyclictest0-21swapper/300:00:013
44315499109,0cyclictest0-21swapper/323:10:183
44315499109,0cyclictest0-21swapper/323:05:153
44315499109,0cyclictest0-21swapper/319:35:113
44315499108,1cyclictest0-21swapper/323:30:123
443154991010,0cyclictest0-21swapper/320:35:183
443154991010,0cyclictest0-21swapper/319:15:013
443154991010,0cyclictest0-21swapper/300:15:173
44315499100,9cyclictest0-21swapper/321:45:173
44315499100,9cyclictest0-21swapper/320:05:193
44315499100,10cyclictest0-21swapper/323:15:113
44315499100,10cyclictest0-21swapper/320:54:553
44315499100,0cyclictest0-21swapper/322:50:123
4431549999,0cyclictest0-21swapper/323:30:023
4431549999,0cyclictest0-21swapper/320:10:113
4431549998,0cyclictest0-21swapper/322:20:013
4431549996,1cyclictest0-21swapper/321:05:123
4431549990,8cyclictest0-21swapper/320:45:003
4431549990,0cyclictest0-21swapper/322:30:013
442881291,5sleep30-21swapper/319:08:453
4431549988,0cyclictest0-21swapper/322:40:173
4431549988,0cyclictest0-21swapper/322:35:123
4431549988,0cyclictest0-21swapper/321:35:163
4431549988,0cyclictest0-21swapper/320:55:183
4431549984,0cyclictest0-21swapper/323:20:113
4431549980,0cyclictest0-21swapper/322:30:123
4431549980,0cyclictest0-21swapper/322:00:003
526445270,5sleep1526471-21apt-get22:35:121
4431549977,0cyclictest0-21swapper/322:02:113
4431549977,0cyclictest0-21swapper/320:30:133
4431549976,1cyclictest0-21swapper/319:20:103
4431549976,0cyclictest0-21swapper/320:25:013
4431549975,1cyclictest0-21swapper/321:10:133
4431549970,6cyclictest0-21swapper/323:40:203
4431549970,6cyclictest0-21swapper/300:24:563
4431549966,0cyclictest0-21swapper/323:00:013
4431549966,0cyclictest0-21swapper/319:50:183
4431549961,4cyclictest26450irq/132-ahci[0000:00:17.0]00:25:173
14039860,3rtkit-daemon0-21swapper/119:05:161
4431549955,0cyclictest0-21swapper/322:45:203
4431549955,0cyclictest0-21swapper/319:55:173
4431549953,1cyclictest0-21swapper/323:00:133
4431549952,3cyclictest26450irq/132-ahci[0000:00:17.0]21:33:403
4431549952,3cyclictest26450irq/132-ahci[0000:00:17.0]21:21:153
4431549951,2cyclictest0-21swapper/319:30:133
4431549950,4cyclictest470629-21sleep20:20:013
4431549950,3cyclictest0-21swapper/319:26:363
4431549950,2cyclictest0-21swapper/319:45:113
4431549944,0cyclictest0-21swapper/322:05:133
4431549943,0cyclictest0-21swapper/321:15:123
4431549940,4cyclictest0-21swapper/320:00:233
4431549940,3cyclictest575537-21chrt00:30:093
4431549940,3cyclictest568132-21chrt00:10:193
4431549940,3cyclictest565714-21chrt00:05:193
4431549940,1cyclictest0-21swapper/322:11:263
4431549940,1cyclictest0-21swapper/321:00:263
442646242,1sleep20-21swapper/219:05:442
441755241,1sleep00-21swapper/019:05:130
14039840,2rtkit-daemon766-21snmpd23:58:081
14039840,2rtkit-daemon766-21snmpd23:13:531
14039840,2rtkit-daemon766-21snmpd22:42:371
14039840,2rtkit-daemon766-21snmpd21:08:301
14039840,2rtkit-daemon766-21snmpd19:20:001
14039840,2rtkit-daemon505087-21apt-get21:45:111
14039840,2rtkit-daemon490570-21diskmemload23:50:091
14039840,2rtkit-daemon490570-21diskmemload00:30:510
14039840,2rtkit-daemon445301-21munin-node21:25:031
14039840,2rtkit-daemon1-21systemd23:30:341
14039840,2rtkit-daemon1-21systemd22:47:311
14039840,2rtkit-daemon1-21systemd00:37:230
14039840,0rtkit-daemon0-21swapper/000:06:170
573196230,1sleep20-21swapper/200:25:122
569632230,2sleep0569782-21ntp_states00:15:170
532974230,1sleep0533002-21apt-get22:50:120
517829230,1sleep2517855-21apt-get22:15:112
509931230,0sleep20-21swapper/221:55:142
480111230,3sleep00-21swapper/020:40:320
14039830,2rtkit-daemon766-21snmpd20:46:201
14039830,2rtkit-daemon766-21snmpd20:42:201
14039830,2rtkit-daemon513853-21aten2.4-expect22:05:141
14039830,2rtkit-daemon445301-21munin-node21:20:011
14039830,2rtkit-daemon1410-21sendmail-mta20:51:591
14039830,2rtkit-daemon1-21systemd22:50:131
14039830,1rtkit-daemon772-21lldpd20:35:251
14039830,1rtkit-daemon769-21ntpd23:16:361
14039830,1rtkit-daemon769-21ntpd00:22:580
14039830,1rtkit-daemon766-21snmpd22:25:461
14039830,1rtkit-daemon766-21snmpd22:10:301
14039830,1rtkit-daemon766-21snmpd22:00:011
14039830,1rtkit-daemon766-21snmpd20:22:011
14039830,1rtkit-daemon691-21gmain21:14:321
14039830,1rtkit-daemon622-21wpa_supplicant23:45:551
14039830,1rtkit-daemon524390-21apt-get22:30:111
14039830,1rtkit-daemon474717-21apt-get20:30:121
14039830,1rtkit-daemon459382-21apt-get19:50:111
14039830,1rtkit-daemon445301-21munin-node23:40:581
14039830,1rtkit-daemon445301-21munin-node21:43:221
14039830,1rtkit-daemon445301-21munin-node21:30:071
14039830,1rtkit-daemon445301-21munin-node00:28:350
14039830,1rtkit-daemon418-21systemd-journal19:22:561
14039830,1rtkit-daemon328-21plymouthd23:27:451
14039830,1rtkit-daemon328-21plymouthd21:50:161
14039830,1rtkit-daemon328-21plymouthd21:00:301
14039830,1rtkit-daemon1410-21sendmail-mta20:01:241
14039830,1rtkit-daemon1-21systemd23:37:471
14039830,1rtkit-daemon1-21systemd23:21:481
14039830,1rtkit-daemon1-21systemd23:05:231
14039830,1rtkit-daemon1-21systemd23:00:151
14039830,1rtkit-daemon1-21systemd22:55:101
14039830,1rtkit-daemon1-21systemd22:20:271
14039830,1rtkit-daemon1-21systemd22:18:151
14039830,1rtkit-daemon1-21systemd21:15:261
14039830,1rtkit-daemon1-21systemd20:16:581
14039830,1rtkit-daemon1-21systemd19:37:561
14039830,1rtkit-daemon1-21systemd00:12:360
14039830,1rtkit-daemon1-21systemd00:00:101
14039830,0rtkit-daemon0-21swapper/121:36:041
575968220,1sleep2576027-21/usr/sbin/munin00:30:162
546581220,1sleep0546754-21smartctl23:20:180
542027220,1sleep2542115-21irqstats23:10:152
536875220,1sleep00-21swapper/022:59:560
525772220,1sleep00-21swapper/022:31:140
525074220,1sleep2525156-21/usr/sbin/munin22:30:162
517952220,1sleep0518248-21df22:15:130
507143220,1sleep0507195-21aten2.4-expect21:50:120
498394220,0sleep00-21swapper/021:27:340
495478220,1sleep2495631-21ntpq21:20:162
482881220,1sleep0482907-21apt-get20:50:130
470514220,1sleep0470515-21sshd20:18:580
467996220,1sleep1468285-21head20:10:191
14039820,1rtkit-daemon766-21snmpd19:46:111
14039820,1rtkit-daemon2117-21packagekitd19:10:031
14039820,1rtkit-daemon1-21systemd19:55:171
14039820,1rtkit-daemon1-21systemd19:25:441
14039820,1rtkit-daemon0-21swapper/119:30:371
14039820,0rtkit-daemon328-21plymouthd20:55:031
14039820,0rtkit-daemon0-21swapper/121:55:131
14039820,0rtkit-daemon0-21swapper/120:25:061
14039820,0rtkit-daemon0-21swapper/120:05:031
14039820,0rtkit-daemon0-21swapper/119:40:131
14039820,0rtkit-daemon0-21swapper/100:05:031
579263210,0sleep20-21swapper/200:38:202
577623210,0sleep10-21swapper/100:35:121
577005210,0sleep10-21swapper/100:31:471
574611210,0sleep10-21swapper/100:26:191
572674210,0sleep20-21swapper/200:22:362
571702210,0sleep10-21swapper/100:20:191
570326210,0sleep10-21swapper/100:15:261
569390210,0sleep20-21swapper/200:15:152
568491210,0sleep10-21swapper/100:12:381
567363210,0sleep20-21swapper/200:10:152
565608210,0sleep20-21swapper/200:05:192
564295210,0sleep00-21swapper/000:02:200
564272210,0sleep20-21swapper/200:02:102
561945210,0sleep20-21swapper/223:55:222
561616210,0sleep00-21swapper/023:55:210
559091210,0sleep20-21swapper/223:50:172
558797210,0sleep00-21swapper/023:50:150
556761210,0sleep00-21swapper/023:45:150
556218210,0sleep20-21swapper/223:45:012
556128210,0sleep20-21swapper/223:44:142
555247210,0sleep00-21swapper/023:40:200
553647210,0sleep00-21swapper/023:38:110
552068210,0sleep20-21swapper/223:35:122
551468210,0sleep00-21swapper/023:32:180
549945210,0sleep20-21swapper/223:30:122
549032210,0sleep20-21swapper/223:25:212
548017210,0sleep00-21swapper/023:25:140
545779210,0sleep20-21swapper/223:20:122
543422210,0sleep00-21swapper/023:15:020
541077210,0sleep00-21swapper/023:10:010
540657210,0sleep00-21swapper/023:06:170
539972210,0sleep20-21swapper/223:05:192
538657210,1sleep00-21swapper/023:02:010
538475210,0sleep20-21swapper/223:00:272
535488210,0sleep20-21swapper/222:55:142
534543210,0sleep20-21swapper/222:52:422
531084210,0sleep00-21swapper/022:45:150
530380210,0sleep20-21swapper/222:45:022
528716210,0sleep20-21swapper/222:40:132
528535210,1sleep00-21swapper/022:40:030
527799210,0sleep20-21swapper/222:35:492
526880210,0sleep00-21swapper/022:35:160
524080210,0sleep20-21swapper/222:29:482
521676210,1sleep00-21swapper/022:21:550
517312210,0sleep20-21swapper/222:12:392
515497210,0sleep00-21swapper/022:10:010
514289210,0sleep00-21swapper/022:05:170
512959210,0sleep00-21swapper/022:00:570
512924210,0sleep20-21swapper/222:00:382
510792210,0sleep00-21swapper/021:55:210
507964210,0sleep20-21swapper/221:50:192
506662210,0sleep00-21swapper/021:48:000
505056210,0sleep20-21swapper/221:45:102
504552210,0sleep00-21swapper/021:42:440
503885210,0sleep20-21swapper/221:40:182
502677210,0sleep00-21swapper/021:39:470
502253210,0sleep20-21swapper/221:35:572
500203210,0sleep00-21swapper/021:30:350
498627210,0sleep20-21swapper/221:30:012
496280210,1sleep00-21swapper/021:21:340
494400210,0sleep00-21swapper/021:18:030
493267210,0sleep20-21swapper/221:15:162
491242210,0sleep20-21swapper/221:10:152
487512210,0sleep20-21swapper/221:00:202
486718210,0sleep00-21swapper/021:00:090
485407210,0sleep00-21swapper/020:55:160
482009210,0sleep00-21swapper/020:45:200
481732210,0sleep20-21swapper/220:45:192
475534210,0sleep00-21swapper/020:30:190
472934210,0sleep00-21swapper/020:25:150
472779210,0sleep20-21swapper/220:25:132
467021210,0sleep20-21swapper/220:10:122
465974210,0sleep20-21swapper/220:05:202
464777210,0sleep20-21swapper/220:03:552
463211210,0sleep00-21swapper/020:00:130
461338210,0sleep00-21swapper/019:55:140
461022210,1sleep00-21swapper/019:55:010
455535210,0sleep00-21swapper/019:40:130
453601210,1sleep00-21swapper/019:35:120
452066210,0sleep00-21swapper/019:30:150
450197210,0sleep20-21swapper/219:25:142
449801210,0sleep00-21swapper/019:25:110
447866210,0sleep00-21swapper/019:20:110
447600210,0sleep20-21swapper/219:20:012
447496210,0sleep00-21swapper/019:18:440
543655200,0sleep20-21swapper/223:15:032
522262200,0sleep00-21swapper/022:25:020
520185200,0sleep20-21swapper/222:20:052
513651200,0sleep20-21swapper/222:05:042
496877200,0sleep20-21swapper/221:25:052
490795200,0sleep00-21swapper/021:10:010
488883200,0sleep20-21swapper/221:05:032
488412200,0sleep00-21swapper/021:05:010
484777200,0sleep20-21swapper/220:55:022
482866200,0sleep20-21swapper/220:50:022
478784200,0sleep20-21swapper/220:40:012
476854200,0sleep00-21swapper/020:35:040
476850200,0sleep20-21swapper/220:35:012
474479200,0sleep20-21swapper/220:30:012
470857200,0sleep20-21swapper/220:20:052
470855200,0sleep00-21swapper/020:20:030
468921200,0sleep20-21swapper/220:15:042
466777200,0sleep00-21swapper/020:10:030
464866200,0sleep00-21swapper/020:05:010
461255200,0sleep20-21swapper/219:55:032
459345200,0sleep20-21swapper/219:50:022
457435200,0sleep00-21swapper/019:45:040
457432200,0sleep20-21swapper/219:45:022
455521200,0sleep20-21swapper/219:40:032
453384200,0sleep20-21swapper/219:35:022
451443200,0sleep20-21swapper/219:30:012
445923200,0sleep20-21swapper/219:15:042
443289200,0sleep20-21swapper/219:10:042
443287200,0sleep00-21swapper/019:10:020
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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