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2026-05-16 - 20:48
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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 rackeslot2.osadl.org (updated Sat May 16, 2026 12:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
11709662940,3sleep00-21swapper/012:08:430
11565242670,1sleep01156519-21ssh12:00:010
11565242670,1sleep01156519-21ssh12:00:010
743322992717,6cyclictest1018650-21ls10:30:010
743329992519,2cyclictest134050irq/121-eno111:35:011
743329992413,3cyclictest1126335-21ssh11:40:081
743322992414,6cyclictest1144291-21kthreadcore11:50:150
743329992318,3cyclictest0-21swapper/107:50:001
743322992320,2cyclictest1057017-21idleruntime-cro10:55:000
383433398230,3rtkit-daemon3851704-21mta-sts-daemon10:01:210
743329992219,2cyclictest1290-21dbus-daemon11:30:001
743329992218,3cyclictest3851704-21mta-sts-daemon11:54:431
743329992214,3cyclictest0-21swapper/112:10:001
743322992219,2cyclictest808739-21sendmail08:00:000
743334992118,1cyclictest0-21swapper/207:35:002
74332999212,2cyclictest134050irq/121-eno110:20:011
743329992117,3cyclictest1290-21dbus-daemon12:20:001
74332299218,6cyclictest0-21swapper/011:00:060
743322992118,2cyclictest1209782-21/usr/sbin/munin12:35:030
743334992017,1cyclictest0-21swapper/211:55:012
743334992017,1cyclictest0-21swapper/208:00:002
743334992016,2cyclictest0-21swapper/209:00:002
743329992017,2cyclictest0-21swapper/110:50:001
743329992014,2cyclictest134050irq/121-eno110:50:171
743329992010,4cyclictest0-21swapper/112:40:011
743322992017,2cyclictest3851705-21mta-sts-daemon11:00:010
743322992017,2cyclictest1102688-21cron11:25:000
743322992015,4cyclictest954076-21kthreadcore09:45:150
743322992014,5cyclictest901655-21kthreadcore09:10:150
383433398200,3rtkit-daemon3851705-21mta-sts-daemon09:26:040
383433398200,3rtkit-daemon3851702-21mta-sts-daemon12:25:430
383433398200,2rtkit-daemon1093864-21ssh11:16:320
74332999192,3cyclictest134050irq/121-eno110:20:061
743329991916,2cyclictest877866-21idleruntime-cro08:55:001
743329991916,2cyclictest1026208-21latency_hist10:35:021
743329991913,4cyclictest1290-21dbus-daemon11:15:011
743329991911,3cyclictest0-21swapper/109:10:021
743329991910,3cyclictest1018214-21runrttasks10:28:551
74332999190,18cyclictest0-21swapper/108:44:341
743322991916,2cyclictest950158-21latency_hist09:45:000
743322991916,2cyclictest919600-21latency_hist09:25:010
743322991916,2cyclictest1103642-21fschecks_count11:25:090
383433398190,3rtkit-daemon749638-21munin-node07:33:391
2649091191,2phc2sys0-21swapper/311:35:003
2649091190,2phc2sys0-21swapper/308:10:153
7963642180,2sleep30-21swapper/307:50:023
74333499182,6cyclictest0-21swapper/208:20:012
743334991816,1cyclictest0-21swapper/208:45:012
743334991815,1cyclictest0-21swapper/209:35:002
743329991815,2cyclictest758301-21sh07:20:011
743329991815,2cyclictest3851704-21mta-sts-daemon11:39:471
743329991814,3cyclictest3824565-21in:imuxsock10:15:011
743329991813,2cyclictest3851705-21mta-sts-daemon09:24:041
74332299186,7cyclictest833784-21awk08:20:000
743322991815,2cyclictest884177-21sendmail09:00:000
743322991815,2cyclictest796113-21sh07:50:000
743322991815,2cyclictest1-21systemd12:40:020
743322991815,2cyclictest0-21swapper/007:15:010
743322991812,5cyclictest1134889-21irqrtprio11:45:110
743322991812,5cyclictest1041795-21/usr/sbin/munin10:45:180
743322991811,6cyclictest3851703-21mta-sts-daemon10:41:560
743322991811,6cyclictest0-21swapper/009:30:050
2649091181,4phc2sys0-21swapper/312:15:063
10917122180,2sleep20-21swapper/211:15:142
743334991715,1cyclictest0-21swapper/210:50:022
743334991715,1cyclictest0-21swapper/210:20:012
743334991714,1cyclictest0-21swapper/211:40:002
743334991714,1cyclictest0-21swapper/207:50:002
743334991714,1cyclictest0-21swapper/207:15:012
74332999179,3cyclictest0-21swapper/112:22:491
74332999177,4cyclictest0-21swapper/111:55:131
74332999177,4cyclictest0-21swapper/111:55:131
74332999177,3cyclictest3851705-21mta-sts-daemon11:15:531
743329991714,2cyclictest920787-21if_enp1s009:25:091
743329991714,2cyclictest829117-21sed08:15:141
743329991713,3cyclictest3824565-21in:imuxsock07:55:011
74332299178,5cyclictest491rcuog/209:55:110
74332299177,6cyclictest0-21swapper/010:10:130
74332299177,5cyclictest0-21swapper/009:35:150
743322991714,2cyclictest3851702-21mta-sts-daemon11:05:060
743322991714,2cyclictest1296-21polkitd08:35:000
743322991714,2cyclictest1290-21dbus-daemon12:20:010
743322991714,2cyclictest1-21systemd07:28:450
743322991714,2cyclictest1125881-21latency_hist11:40:010
743322991714,2cyclictest1111963-21cut11:30:110
743322991714,2cyclictest0-21swapper/011:15:000
743322991713,3cyclictest3851875-21systemd-journal12:25:010
383433398170,2rtkit-daemon949237-21ssh09:42:251
2649091172,2phc2sys0-21swapper/310:13:513
2649091171,2phc2sys0-21swapper/309:50:213
2649091170,2phc2sys0-21swapper/311:10:563
2649091170,2phc2sys0-21swapper/310:41:383
2649091170,2phc2sys0-21swapper/310:40:013
2649091170,2phc2sys0-21swapper/310:40:013
74333499161,9cyclictest0-21swapper/209:30:012
74333499161,6cyclictest0-21swapper/211:30:012
743334991613,1cyclictest0-21swapper/212:25:182
743334991613,1cyclictest0-21swapper/210:00:212
743334991613,1cyclictest0-21swapper/210:00:002
743334991613,1cyclictest0-21swapper/208:35:132
743334991613,1cyclictest0-21swapper/208:10:202
743334991612,2cyclictest0-21swapper/212:15:132
74332999165,5cyclictest1065791-21diskmemload11:00:111
743329991613,2cyclictest858817-21latency_hist08:40:001
743329991613,2cyclictest783332-21sendmail07:40:001
743329991613,2cyclictest783332-21sendmail07:40:001
743329991613,2cyclictest758812-21tr07:20:071
743329991613,2cyclictest3851705-21mta-sts-daemon08:05:221
743329991613,2cyclictest1136704-21kthreadcore11:45:151
743329991612,3cyclictest769815-21pmu-power07:25:161
743329991612,3cyclictest746468-21kthreadcore07:10:131
743329991612,2cyclictest0-21swapper/112:35:011
743329991611,4cyclictest3834789-21rpcbind09:54:481
743329991611,2cyclictest3851704-21mta-sts-daemon10:07:521
74332999160,5cyclictest808722-21readlink08:00:001
743322991614,1cyclictest1996-21runrttasks10:30:050
743322991613,2cyclictest904780-21aten_repower_fr09:15:070
743322991613,2cyclictest897018-21latency_hist09:10:030
743322991613,2cyclictest871623-21systemd08:50:010
743322991613,2cyclictest778434-21grep07:35:130
743322991613,2cyclictest778434-21grep07:35:130
743322991613,2cyclictest758352-21cut07:20:010
743322991613,2cyclictest1296-21polkitd08:45:010
743322991613,2cyclictest0-21swapper/007:35:000
74332299161,10cyclictest0-21swapper/009:52:400
743322991610,5cyclictest3851704-21mta-sts-daemon10:18:320
2649091160,4phc2sys0-21swapper/310:05:503
2649091160,2phc2sys0-21swapper/310:24:013
2649091160,2phc2sys0-21swapper/309:38:433
2649091160,1phc2sys0-21swapper/309:26:223
11571762160,2sleep20-21swapper/212:00:082
74333499152,6cyclictest0-21swapper/207:40:012
74333499152,6cyclictest0-21swapper/207:40:012
74333499151,7cyclictest0-21swapper/209:50:062
743334991513,1cyclictest0-21swapper/211:05:072
743334991513,1cyclictest0-21swapper/208:50:022
743334991512,1cyclictest0-21swapper/212:35:102
743334991512,1cyclictest0-21swapper/212:35:002
743334991512,1cyclictest0-21swapper/211:57:452
743334991512,1cyclictest0-21swapper/211:57:452
743334991512,1cyclictest0-21swapper/211:45:172
743334991512,1cyclictest0-21swapper/211:40:122
743334991512,1cyclictest0-21swapper/211:30:112
743334991512,1cyclictest0-21swapper/211:00:002
743334991512,1cyclictest0-21swapper/210:35:142
743334991512,1cyclictest0-21swapper/210:35:142
743334991512,1cyclictest0-21swapper/210:20:052
743334991512,1cyclictest0-21swapper/210:10:092
743334991512,1cyclictest0-21swapper/209:40:102
743334991512,1cyclictest0-21swapper/208:30:002
743334991512,1cyclictest0-21swapper/208:20:062
743334991512,1cyclictest0-21swapper/207:25:012
743334991511,2cyclictest0-21swapper/210:27:412
74332999158,6cyclictest3851702-21mta-sts-daemon12:25:381
74332999157,3cyclictest0-21swapper/109:30:071
743329991512,2cyclictest976275-21kthreadcore10:00:151
743329991512,2cyclictest973189-21sort10:00:021
743329991512,2cyclictest955333-21kthreadcore09:45:161
743329991512,2cyclictest940515-21mailstats09:35:191
743329991512,2cyclictest897952-21if_err_enp1s009:10:111
743329991512,2cyclictest840230-21sh08:25:011
743329991512,2cyclictest814958-21idleruntime-cro08:05:001
743329991512,2cyclictest1096082-21fschecks_time11:20:101
743329991511,3cyclictest868532-21kthreadcore08:45:131
743329991511,3cyclictest784159-21sh07:40:071
74332299159,5cyclictest856956-21tr08:35:150
74332299158,3cyclictest0-21swapper/009:00:070
74332299157,4cyclictest0-21swapper/010:05:090
74332299155,5cyclictest0-21swapper/012:10:190
74332299155,5cyclictest0-21swapper/012:10:190
74332299154,6cyclictest0-21swapper/010:35:060
74332299154,6cyclictest0-21swapper/010:35:060
74332299153,7cyclictest1003752-21diskmemload10:20:040
743322991512,2cyclictest764489-21awk07:25:000
74332299150,13cyclictest814975-21apt08:05:000
2649091150,3phc2sys0-21swapper/309:10:063
2649091150,2phc2sys0-21swapper/311:15:353
74333499146,3cyclictest0-21swapper/210:40:062
74333499141,7cyclictest0-21swapper/207:20:012
743334991412,1cyclictest0-21swapper/212:25:012
743334991412,1cyclictest0-21swapper/211:25:012
743334991412,1cyclictest0-21swapper/211:00:022
743334991412,1cyclictest0-21swapper/210:50:062
743334991412,1cyclictest0-21swapper/209:10:022
743334991411,2cyclictest0-21swapper/212:15:022
743334991411,2cyclictest0-21swapper/212:15:012
743334991411,1cyclictest0-21swapper/211:15:002
743334991411,1cyclictest0-21swapper/210:30:202
743334991411,1cyclictest0-21swapper/210:09:312
743334991411,1cyclictest0-21swapper/209:20:122
743334991411,1cyclictest0-21swapper/209:05:002
743334991411,1cyclictest0-21swapper/208:05:152
74333499140,9cyclictest0-21swapper/207:30:022
74332999141,5cyclictest904709-21apt-get09:15:061
743329991411,2cyclictest743314-21cyclictest08:55:091
743329991411,2cyclictest3851705-21mta-sts-daemon08:25:191
743329991411,2cyclictest1290-21dbus-daemon11:00:001
743329991411,2cyclictest1034803-21uniq10:40:091
743329991411,2cyclictest0-21swapper/110:35:131
743329991411,2cyclictest0-21swapper/110:35:131
743329991411,2cyclictest0-21swapper/107:10:011
743329991410,3cyclictest846610-21acpi08:30:051
743329991410,3cyclictest1157304-21tail12:00:081
743329991410,3cyclictest1075755-21kthreadcore11:05:141
74332299147,5cyclictest823979-21tr08:10:140
74332299146,4cyclictest0-21swapper/012:00:110
74332299146,4cyclictest0-21swapper/011:40:070
743322991411,2cyclictest802477-21latency_hist07:55:000
743322991411,2cyclictest786513-21kthreadcore07:40:110
743322991411,2cyclictest743496-21munin-plugin-st07:10:020
743322991410,3cyclictest873496-21kthreadcore08:50:120
743322991410,3cyclictest743314-21cyclictest08:20:120
2649091141,2phc2sys0-21swapper/311:20:503
2649091140,1phc2sys0-21swapper/307:57:253
74333499138,3cyclictest0-21swapper/209:35:192
743334991311,1cyclictest0-21swapper/209:45:162
743334991311,1cyclictest0-21swapper/209:15:072
743334991311,1cyclictest0-21swapper/208:00:102
743334991311,1cyclictest0-21swapper/207:40:122
74332999139,3cyclictest1171842-21aten_repower_fr12:10:061
74332999139,3cyclictest1171842-21aten_repower_fr12:10:061
743329991310,2cyclictest885575-21cut09:00:131
743329991310,2cyclictest0-21swapper/108:10:141
74332299139,3cyclictest3851705-21mta-sts-daemon08:05:100
743322991310,2cyclictest843884-21kthreadcore08:25:140
2649091131,3phc2sys0-21swapper/312:35:053
2649091130,3phc2sys0-21swapper/312:00:513
2649091130,2phc2sys0-21swapper/312:12:163
2649091130,2phc2sys0-21swapper/312:12:163
2649091130,2phc2sys0-21swapper/312:09:353
2649091130,2phc2sys0-21swapper/311:55:093
2649091130,2phc2sys0-21swapper/311:55:093
2649091130,2phc2sys0-21swapper/311:41:343
2649091130,2phc2sys0-21swapper/311:08:273
2649091130,2phc2sys0-21swapper/310:00:203
2649091130,1phc2sys0-21swapper/311:39:053
2649091130,1phc2sys0-21swapper/310:27:073
743334991210,1cyclictest0-21swapper/212:05:122
743334991210,1cyclictest0-21swapper/208:50:122
743334991210,1cyclictest0-21swapper/208:30:122
743334991210,1cyclictest0-21swapper/207:50:092
2649091122,2phc2sys0-21swapper/311:03:233
2649091121,2phc2sys0-21swapper/309:45:013
2649091120,2phc2sys0-21swapper/309:17:083
2649091120,2phc2sys0-21swapper/308:40:053
2649091120,2phc2sys0-21swapper/308:20:053
2649091120,1phc2sys0-21swapper/310:17:253
2649091120,1phc2sys0-21swapper/308:31:033
74333499119,1cyclictest0-21swapper/209:10:082
2649091112,2phc2sys0-21swapper/310:45:143
2649091111,2phc2sys0-21swapper/312:22:423
2649091111,2phc2sys0-21swapper/310:31:043
2649091110,2phc2sys0-21swapper/308:07:553
2649091110,1phc2sys0-21swapper/307:10:273
11473102110,2sleep30-21swapper/311:51:153
74333499107,1cyclictest0-21swapper/207:10:012
2649091101,4phc2sys0-21swapper/307:10:003
2649091101,3phc2sys0-21swapper/307:20:143
2649091101,2phc2sys0-21swapper/308:25:103
2649091100,4phc2sys0-21swapper/307:25:063
2649091100,2phc2sys0-21swapper/312:33:083
2649091100,2phc2sys0-21swapper/312:28:033
2649091100,2phc2sys0-21swapper/309:32:593
2649091100,2phc2sys0-21swapper/308:47:513
2649091100,2phc2sys0-21swapper/308:39:573
2649091100,2phc2sys0-21swapper/308:20:013
2649091100,2phc2sys0-21swapper/308:00:133
264909191,2phc2sys0-21swapper/311:25:193
264909191,2phc2sys0-21swapper/310:50:073
264909191,2phc2sys0-21swapper/309:10:023
264909191,1phc2sys0-21swapper/308:55:163
264909190,2phc2sys0-21swapper/311:45:193
264909190,2phc2sys0-21swapper/310:55:163
264909190,2phc2sys0-21swapper/309:55:073
264909190,2phc2sys0-21swapper/309:45:133
264909190,2phc2sys0-21swapper/309:20:123
264909190,2phc2sys0-21swapper/309:05:013
264909190,2phc2sys0-21swapper/308:50:153
264909190,2phc2sys0-21swapper/307:50:073
264909190,2phc2sys0-21swapper/307:40:113
264909190,2phc2sys0-21swapper/307:30:083
264909190,2phc2sys0-21swapper/307:15:203
264909180,2phc2sys0-21swapper/307:35:093
264909180,2phc2sys0-21swapper/307:35:093
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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