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2026-07-06 - 08:17
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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 Mon Jul 06, 2026 00:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
492181991413,0cyclictest0-21swapper/323:46:363
49218199140,12cyclictest0-21swapper/321:35:113
492181991313,0cyclictest0-21swapper/322:43:053
492181991313,0cyclictest0-21swapper/321:33:283
492181991313,0cyclictest0-21swapper/321:15:023
492181991313,0cyclictest0-21swapper/320:58:383
492181991313,0cyclictest0-21swapper/320:53:323
492181991313,0cyclictest0-21swapper/320:00:163
492181991313,0cyclictest0-21swapper/300:39:513
492181991312,0cyclictest0-21swapper/321:28:203
492181991312,0cyclictest0-21swapper/320:35:063
492181991312,0cyclictest0-21swapper/319:40:503
492181991312,0cyclictest0-21swapper/300:10:093
49218199130,11cyclictest0-21swapper/323:25:123
49218199130,11cyclictest0-21swapper/322:50:133
49218199130,11cyclictest0-21swapper/321:40:133
49218199130,11cyclictest0-21swapper/321:20:123
492181991212,0cyclictest0-21swapper/323:11:463
492181991212,0cyclictest0-21swapper/323:05:383
492181991212,0cyclictest0-21swapper/323:01:313
492181991212,0cyclictest0-21swapper/322:25:423
492181991212,0cyclictest0-21swapper/322:21:363
492181991212,0cyclictest0-21swapper/322:17:293
492181991212,0cyclictest0-21swapper/322:03:093
492181991212,0cyclictest0-21swapper/320:41:143
492181991212,0cyclictest0-21swapper/320:34:043
492181991212,0cyclictest0-21swapper/320:26:553
492181991212,0cyclictest0-21swapper/319:29:333
492181991212,0cyclictest0-21swapper/300:05:013
492181991211,0cyclictest0-21swapper/321:08:543
492181991211,0cyclictest0-21swapper/320:20:463
492181991211,0cyclictest0-21swapper/319:32:383
492181991211,0cyclictest0-21swapper/319:17:173
492181991211,0cyclictest0-21swapper/300:24:293
49218199120,9cyclictest0-21swapper/321:00:133
492181991111,0cyclictest0-21swapper/323:57:523
492181991111,0cyclictest0-21swapper/323:50:413
492181991111,0cyclictest0-21swapper/323:43:313
492181991111,0cyclictest0-21swapper/322:33:533
492181991111,0cyclictest0-21swapper/321:49:523
492181991111,0cyclictest0-21swapper/320:08:283
492181991110,0cyclictest0-21swapper/322:07:153
492181991110,0cyclictest0-21swapper/319:52:053
49218199110,0cyclictest0-21swapper/319:10:173
49218199109,0cyclictest0-21swapper/320:13:363
492181991010,0cyclictest0-21swapper/323:38:233
492181991010,0cyclictest0-21swapper/323:30:133
492181991010,0cyclictest0-21swapper/323:24:033
492181991010,0cyclictest0-21swapper/322:57:263
492181991010,0cyclictest0-21swapper/320:48:243
492181991010,0cyclictest0-21swapper/319:38:463
492181991010,0cyclictest0-21swapper/319:20:173
492181991010,0cyclictest0-21swapper/300:34:423
492181991010,0cyclictest0-21swapper/300:17:183
49218199100,10cyclictest0-21swapper/322:35:173
4921819999,0cyclictest0-21swapper/322:10:203
4921819999,0cyclictest0-21swapper/319:45:153
4921819999,0cyclictest0-21swapper/300:27:333
4921819998,0cyclictest0-21swapper/322:48:133
4921819990,8cyclictest0-21swapper/300:00:103
4921819990,0cyclictest0-21swapper/321:55:223
4921819988,0cyclictest0-21swapper/323:15:183
4921819988,0cyclictest0-21swapper/321:10:563
4921819988,0cyclictest0-21swapper/320:17:413
4921819987,0cyclictest0-21swapper/319:56:113
4921819977,0cyclictest0-21swapper/321:50:523
491228271,4sleep30-21swapper/319:05:193
12959860,4rtkit-daemon772-21snmpd23:31:160
12959850,2rtkit-daemon623-21wpa_supplicant20:10:290
12959850,2rtkit-daemon547958-21aten_r1power_cu21:30:130
12959850,2rtkit-daemon507764-21ntp_states19:45:150
12959850,1rtkit-daemon333-21plymouthd19:05:180
12959850,0rtkit-daemon0-21swapper/022:25:590
546255240,3sleep2546334-21gltestperf21:25:142
491856242,1sleep20-21swapper/219:08:112
491656242,1sleep10-21swapper/119:05:371
12959840,2rtkit-daemon772-21snmpd22:56:180
12959840,2rtkit-daemon772-21snmpd22:01:290
12959840,2rtkit-daemon772-21snmpd20:50:060
12959840,2rtkit-daemon623-21wpa_supplicant22:35:350
12959840,2rtkit-daemon1299-21sendmail-mta23:01:080
12959840,2rtkit-daemon1-21systemd22:49:540
12959840,2rtkit-daemon1-21systemd22:06:130
12959840,2rtkit-daemon1-21systemd21:14:480
12959840,2rtkit-daemon1-21systemd00:18:440
12959840,1rtkit-daemon497244-21memory19:20:160
12959840,1rtkit-daemon1-21systemd22:24:410
12959840,1rtkit-daemon1-21systemd00:30:530
12959840,0rtkit-daemon0-21swapper/020:49:410
617262230,1sleep1617288-21apt-get00:15:131
605189230,2sleep0605271-21open_inodes23:45:180
520680230,1sleep1520706-21apt-get20:20:131
510566230,1sleep2510579-21apt-get19:55:012
509169230,0sleep00-21swapper/019:50:140
12959830,2rtkit-daemon772-21snmpd23:19:320
12959830,2rtkit-daemon772-21snmpd20:55:060
12959830,2rtkit-daemon611-21NetworkManager19:11:300
12959830,1rtkit-daemon772-21snmpd23:11:360
12959830,1rtkit-daemon772-21snmpd21:50:370
12959830,1rtkit-daemon772-21snmpd20:25:160
12959830,1rtkit-daemon772-21snmpd00:13:190
12959830,1rtkit-daemon696-21gmain22:52:000
12959830,1rtkit-daemon696-21gmain21:38:010
12959830,1rtkit-daemon623-21wpa_supplicant23:41:280
12959830,1rtkit-daemon620-21rsyslogd22:10:050
12959830,1rtkit-daemon614469-21ssh00:05:540
12959830,1rtkit-daemon543177-21ssh21:15:350
12959830,1rtkit-daemon519162-21df20:15:140
12959830,1rtkit-daemon500219-21apt-get19:30:010
12959830,1rtkit-daemon494168-21munin-node23:55:190
12959830,1rtkit-daemon494168-21munin-node23:25:040
12959830,1rtkit-daemon494168-21munin-node21:56:050
12959830,1rtkit-daemon494168-21munin-node19:27:120
12959830,1rtkit-daemon422-21systemd-journal20:40:110
12959830,1rtkit-daemon422-21systemd-journal20:34:110
12959830,1rtkit-daemon333-21plymouthd23:07:340
12959830,1rtkit-daemon333-21plymouthd19:40:210
12959830,1rtkit-daemon1299-21sendmail-mta21:46:290
12959830,1rtkit-daemon1299-21sendmail-mta19:17:120
12959830,1rtkit-daemon1-21systemd23:36:420
12959830,1rtkit-daemon1-21systemd23:22:030
12959830,1rtkit-daemon1-21systemd22:40:150
12959830,1rtkit-daemon1-21systemd22:34:460
12959830,1rtkit-daemon1-21systemd22:15:220
12959830,1rtkit-daemon1-21systemd21:40:050
12959830,1rtkit-daemon1-21systemd21:25:520
12959830,1rtkit-daemon1-21systemd20:01:080
12959830,1rtkit-daemon1-21systemd00:25:400
12959830,1rtkit-daemon1-21systemd00:01:410
12959830,0rtkit-daemon0-21swapper/023:50:160
623595220,1sleep10-21swapper/100:30:131
610466220,1sleep2610469-40updatedb.mlocat00:00:012
595872220,1sleep10-21swapper/123:25:011
594047220,1sleep2594073-21apt-get23:20:142
588390220,1sleep2588540-21ntp_states23:05:172
587518220,1sleep2587527-21latency_hist23:05:002
584494220,1sleep1584675-21timerandwakeup22:55:201
584089220,1sleep2584269-21/usr/sbin/munin22:55:162
578185220,1sleep2578306-21/usr/sbin/munin22:40:202
561460220,1sleep1561608-21sensors22:00:201
559926220,2sleep2559928-21ssh21:58:292
548663220,1sleep1548776-21ps21:30:181
537674220,1sleep20-21swapper/221:05:012
517450220,1sleep2517604-21ntp_states20:10:182
508657220,1sleep2508669-21turbostat19:50:012
495123220,1sleep2495207-21irqstats19:15:152
12959820,1rtkit-daemon777-21lldpd21:00:020
12959820,1rtkit-daemon609-21avahi-daemon20:05:060
12959820,1rtkit-daemon1-21systemd20:36:010
12959820,1rtkit-daemon1-21systemd20:20:030
12959820,0rtkit-daemon333-21plymouthd19:35:370
12959820,0rtkit-daemon333-21plymouthd00:20:080
12959820,0rtkit-daemon0-21swapper/021:20:050
12959820,0rtkit-daemon0-21swapper/021:05:050
12959820,0rtkit-daemon0-21swapper/019:55:180
12959820,0rtkit-daemon0-21swapper/000:35:300
627353210,0sleep10-21swapper/100:39:131
625675210,0sleep20-21swapper/200:35:152
624334210,0sleep20-21swapper/200:30:182
621453210,0sleep10-21swapper/100:25:131
620730210,0sleep10-21swapper/100:20:521
619371210,0sleep20-21swapper/200:20:132
617291210,0sleep20-21swapper/200:15:132
615165210,0sleep10-21swapper/100:10:041
614782210,0sleep10-21swapper/100:08:431
614558210,0sleep20-21swapper/200:06:442
611474210,0sleep20-21swapper/200:00:172
610751210,0sleep10-21swapper/100:00:121
609071210,0sleep10-21swapper/123:55:141
607599210,0sleep20-21swapper/223:50:192
607451210,0sleep10-21swapper/123:50:181
604914210,0sleep20-21swapper/223:45:162
603186210,0sleep20-21swapper/223:40:182
603079210,0sleep10-21swapper/123:40:171
601198210,0sleep20-21swapper/223:35:182
600415210,0sleep10-21swapper/123:35:141
599681210,0sleep10-21swapper/123:31:501
599547210,0sleep20-21swapper/223:30:392
596895210,0sleep20-21swapper/223:25:172
593244210,0sleep10-21swapper/123:15:241
592714210,0sleep20-21swapper/223:15:182
590236210,0sleep10-21swapper/123:10:161
589602210,0sleep20-21swapper/223:10:012
587768210,0sleep10-21swapper/123:05:121
586131210,0sleep10-21swapper/123:00:151
581659210,0sleep10-21swapper/122:50:151
581170210,0sleep20-21swapper/222:49:192
577460210,0sleep10-21swapper/122:40:151
576782210,0sleep10-21swapper/122:37:291
575229210,0sleep20-21swapper/222:35:112
572896210,0sleep10-21swapper/122:30:011
570424210,0sleep20-21swapper/222:21:332
569668210,0sleep10-21swapper/122:20:161
568643210,0sleep10-21swapper/122:19:251
567001210,0sleep20-21swapper/222:15:132
566154210,0sleep20-21swapper/222:10:502
565738210,0sleep10-21swapper/122:10:211
564191210,0sleep10-21swapper/122:06:521
562714210,0sleep20-21swapper/222:05:122
560099210,0sleep2560125-21apt-get22:00:012
559248210,0sleep10-21swapper/121:55:191
557762210,0sleep20-21swapper/221:52:442
557501210,0sleep10-21swapper/121:50:231
555047210,0sleep20-21swapper/221:45:202
554909210,0sleep10-21swapper/121:45:191
551232210,0sleep20-21swapper/221:35:232
550092210,0sleep1550357-21diskstats21:35:141
548779210,0sleep20-21swapper/221:30:192
545633210,0sleep10-21swapper/121:25:011
544409210,0sleep1544605-21strings21:20:181
543618210,0sleep20-21swapper/221:20:022
542467210,0sleep10-21swapper/121:15:171
541144210,0sleep10-21swapper/121:10:241
539974210,0sleep20-21swapper/221:10:132
537920210,0sleep10-21swapper/121:05:131
533538210,0sleep10-21swapper/120:51:161
531421210,0sleep20-21swapper/220:45:192
530694210,0sleep10-21swapper/120:45:141
529449210,0sleep20-21swapper/220:40:192
527855210,0sleep10-21swapper/120:37:111
526834210,0sleep20-21swapper/220:35:162
525862210,0sleep10-21swapper/120:31:101
524185210,0sleep20-21swapper/220:29:122
521390210,0sleep20-21swapper/220:20:182
519670210,0sleep20-21swapper/220:15:182
516583210,1sleep10-21swapper/120:10:001
513010210,0sleep10-21swapper/120:00:131
511064210,0sleep10-21swapper/119:55:041
507049210,0sleep10-21swapper/119:45:121
504485210,0sleep10-21swapper/119:39:101
502309210,0sleep10-21swapper/119:34:111
502233210,0sleep20-21swapper/219:33:122
499640210,0sleep20-21swapper/219:25:192
497595210,0sleep20-21swapper/219:20:182
496793210,0sleep10-21swapper/119:20:141
495487210,0sleep10-21swapper/119:15:181
493168210,0sleep10-21swapper/119:10:171
621198200,0sleep20-21swapper/200:25:022
615166200,0sleep20-21swapper/200:10:052
604455200,0sleep10-21swapper/123:45:031
596110200,0sleep10-21swapper/123:25:041
581488200,0sleep20-21swapper/222:50:042
579401200,0sleep10-21swapper/122:45:021
573130200,0sleep20-21swapper/222:30:022
571044200,0sleep20-21swapper/222:25:032
570811200,0sleep10-21swapper/122:25:021
552012200,0sleep20-21swapper/221:40:032
552011200,0sleep10-21swapper/121:40:021
541603200,0sleep20-21swapper/221:15:022
537911200,0sleep20-21swapper/221:05:062
536000200,0sleep10-21swapper/121:00:031
534067200,0sleep20-21swapper/220:55:042
534066200,0sleep10-21swapper/120:55:031
532156200,0sleep20-21swapper/220:50:052
528332200,0sleep10-21swapper/120:40:031
524487200,0sleep20-21swapper/220:30:032
522341200,0sleep10-21swapper/120:25:021
518493200,0sleep10-21swapper/120:15:011
516820200,0sleep10-21swapper/120:10:051
514672200,0sleep20-21swapper/220:05:012
512740200,0sleep20-21swapper/220:00:012
508893200,0sleep20-21swapper/219:50:042
508892200,0sleep10-21swapper/119:50:031
505071200,0sleep20-21swapper/219:40:052
505070200,0sleep10-21swapper/119:40:031
502874200,0sleep20-21swapper/219:35:032
498523200,0sleep10-21swapper/119:25:021
492304200,0sleep20-21swapper/219:10:022
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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