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2026-07-04 - 08:24
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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 Jul 04, 2026 00:43:56)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
95752321610,2sleep30-21swapper/321:34:553
118853221140,2sleep30-21swapper/300:10:013
10794762960,4sleep11079306-21ssh22:59:451
9234942270,2sleep30-21swapper/321:14:463
773378992622,2cyclictest836314-21sh20:00:001
773379992522,1cyclictest0-21swapper/222:40:012
773378992522,2cyclictest943493-21grep21:25:021
773377992511,5cyclictest1074338-21kthreadcore22:54:510
773378992421,2cyclictest988025-21grep21:55:021
773378992219,2cyclictest660-21dbus-daemon00:25:011
773378992218,3cyclictest973172-21munin-run21:45:001
773377992213,7cyclictest0-21swapper/000:30:020
773378992119,1cyclictest1151400-21grep23:45:021
773378992117,2cyclictest0-21swapper/123:55:031
773377992114,6cyclictest0-21swapper/022:25:020
77337899201,3cyclictest897331-21munin-run20:50:011
773377992014,5cyclictest660-21dbus-daemon20:15:010
773377992014,5cyclictest1232785-21apt-get00:40:020
773377992013,6cyclictest997768-21fschecks_time22:04:480
773377992010,6cyclictest0-21swapper/022:29:510
773378991916,2cyclictest1-21systemd00:40:031
773378991915,2cyclictest67250irq/126-eno123:14:541
77337799199,9cyclictest0-21swapper/021:54:470
773377991917,1cyclictest928937-21systemd21:15:020
773377991916,2cyclictest842361-21grep20:05:000
773377991916,2cyclictest0-21swapper/023:04:470
773377991916,2cyclictest0-21swapper/022:15:030
773377991915,3cyclictest0-21swapper/021:50:010
773377991915,2cyclictest0-21swapper/000:20:020
492398190,5rtkit-daemon1246-21mta-sts-daemon20:24:441
492398190,3rtkit-daemon341rcuc/122:11:541
3153791191,4phc2sys0-21swapper/319:49:453
773378991816,1cyclictest0-21swapper/123:25:011
773378991815,2cyclictest957775-21grep21:34:571
773378991815,2cyclictest921220-21timerandwakeup21:10:011
773378991815,2cyclictest915433-21sed21:05:011
773378991815,2cyclictest860592-21sh20:20:011
773378991815,2cyclictest780273-21kthreadcore19:15:031
773378991815,2cyclictest660-21dbus-daemon22:24:571
77337799187,6cyclictest0-21swapper/022:59:430
77337799187,6cyclictest0-21swapper/022:19:580
77337799187,5cyclictest0-21swapper/023:21:180
773377991815,2cyclictest1188501-21dump-pmu-power00:10:010
773377991815,2cyclictest0-21swapper/020:40:010
773377991812,5cyclictest921348-21diskmemload00:13:000
773377991810,7cyclictest0-21swapper/021:30:010
77337799180,7cyclictest1054280-21sensors_temp22:39:590
492398180,7rtkit-daemon1247-21mta-sts-daemon00:04:521
3153791180,2phc2sys0-21swapper/322:45:463
3153791180,2phc2sys0-21swapper/322:36:203
773379991715,1cyclictest0-21swapper/223:44:572
773379991714,1cyclictest0-21swapper/221:54:582
773379991714,1cyclictest0-21swapper/221:15:012
773379991712,2cyclictest0-21swapper/219:40:032
77337899179,6cyclictest0-21swapper/123:59:451
773378991714,2cyclictest660-21dbus-daemon23:10:011
773378991714,2cyclictest1153187-21aten_repower_cu23:49:451
773378991714,2cyclictest1137250-21sh23:36:271
773378991714,2cyclictest1135844-21tail23:34:551
773378991714,2cyclictest0-21swapper/121:40:011
773378991711,4cyclictest1-21systemd22:20:021
773378991710,5cyclictest1246-21mta-sts-daemon21:19:101
77337799177,5cyclictest0-21swapper/023:59:530
77337799174,4cyclictest17750irq/132-ahci[0000:00:17.0]19:35:010
773377991714,2cyclictest903362-21systemd20:55:010
773377991714,2cyclictest773375-21cyclictest19:54:560
773377991714,2cyclictest1-21systemd21:05:010
773377991714,2cyclictest0-21swapper/022:35:020
773377991713,3cyclictest886472-21fschecks_time20:44:490
773377991713,2cyclictest0-21swapper/022:50:010
773377991713,2cyclictest0-21swapper/021:10:020
773377991711,5cyclictest773375-21cyclictest21:39:580
773377991711,2cyclictest67250irq/126-eno123:14:550
773377991710,2cyclictest0-21swapper/021:35:020
492398170,2rtkit-daemon0-21swapper/100:15:131
3153791171,5phc2sys0-21swapper/323:39:453
3153791170,2phc2sys0-21swapper/322:34:443
3153791170,2phc2sys0-21swapper/322:23:403
773379991614,1cyclictest0-21swapper/222:15:032
773379991614,1cyclictest0-21swapper/222:09:342
773379991614,1cyclictest0-21swapper/219:15:022
773379991613,1cyclictest0-21swapper/223:54:472
773379991613,1cyclictest0-21swapper/222:44:562
773379991613,1cyclictest0-21swapper/221:35:012
773379991613,1cyclictest0-21swapper/220:30:012
773379991613,1cyclictest0-21swapper/200:35:002
773379991613,1cyclictest0-21swapper/200:14:522
773379991613,1cyclictest0-21swapper/200:10:022
773379991610,2cyclictest0-21swapper/223:04:512
77337899168,2cyclictest0-21swapper/122:54:511
77337899165,5cyclictest1242-21mta-sts-daemon19:42:561
773378991613,2cyclictest951180-21systemd-run21:30:021
773378991613,2cyclictest790044-21runrttasks19:24:511
773378991613,2cyclictest693-21systemd-logind19:20:011
773378991613,2cyclictest1242-21mta-sts-daemon21:13:221
773378991613,2cyclictest1237-21mta-sts-daemon19:49:491
773378991613,2cyclictest1225486-21latency_hist00:35:011
773378991613,2cyclictest1113188-21grep23:19:541
773378991613,2cyclictest1069302-21tail22:49:591
773378991613,2cyclictest1002614-21cron22:05:011
773378991612,2cyclictest799899-21latency_hist19:30:021
773378991612,2cyclictest0-21swapper/120:35:011
77337799168,7cyclictest0-21swapper/021:44:450
77337799161,4cyclictest818100-21cat19:45:010
773377991611,4cyclictest1242-21mta-sts-daemon00:32:270
773377991611,3cyclictest0-21swapper/019:15:020
773377991610,5cyclictest921348-21diskmemload23:32:140
773377991610,1cyclictest492398rtkit-daemon20:27:510
77337799160,5cyclictest1138959-21cut23:39:490
3153791160,3phc2sys0-21swapper/323:51:233
3153791160,3phc2sys0-21swapper/322:07:463
3153791160,2phc2sys0-21swapper/320:35:003
3153791160,2phc2sys0-21swapper/300:38:073
9100172151,8sleep30-21swapper/321:04:463
8005572151,8sleep30-21swapper/319:34:453
773379991513,1cyclictest0-21swapper/222:25:032
773379991513,1cyclictest0-21swapper/220:35:022
773379991513,1cyclictest0-21swapper/220:20:012
773379991513,1cyclictest0-21swapper/219:30:012
773379991513,1cyclictest0-21swapper/219:10:032
773379991512,1cyclictest0-21swapper/223:30:012
773379991512,1cyclictest0-21swapper/221:59:502
773379991512,1cyclictest0-21swapper/221:20:012
773379991512,1cyclictest0-21swapper/219:54:512
773379991512,1cyclictest0-21swapper/219:35:012
773379991512,1cyclictest0-21swapper/200:25:022
773379991511,2cyclictest0-21swapper/223:58:452
773379991511,2cyclictest0-21swapper/222:45:312
773379991511,2cyclictest0-21swapper/220:14:472
773379991511,2cyclictest0-21swapper/200:20:012
773378991512,2cyclictest975164-21aten_repower_vo21:49:471
773378991512,2cyclictest825070-21cpuspeed_turbos19:54:471
773378991512,2cyclictest4922-21rtkit-daemon20:29:541
773378991512,2cyclictest1-21systemd20:11:101
773378991512,2cyclictest1189305-21sh00:11:371
773378991512,2cyclictest1087247-21if_enp1s0.823:04:501
773378991511,2cyclictest67250irq/126-eno100:29:511
773378991510,4cyclictest728-21wpa_supplicant19:30:371
773378991510,2cyclictest1247-21mta-sts-daemon22:36:331
77337799159,2cyclictest67250irq/126-eno123:46:120
77337799157,1cyclictest67250irq/126-eno123:44:530
77337799154,6cyclictest0-21swapper/023:54:480
77337799153,7cyclictest1114016-21awk23:20:000
77337799151,9cyclictest891822-21/usr/sbin/munin20:49:590
773377991512,2cyclictest990093-21cstates21:59:470
773377991512,2cyclictest939241-21ps21:24:510
773377991512,2cyclictest873505-21aten_repower_vo20:34:460
773377991512,2cyclictest824197-21latency_hist19:50:000
773377991512,2cyclictest698-21in:imuxsock19:36:020
773377991512,2cyclictest1242-21mta-sts-daemon23:26:200
773377991512,2cyclictest1237-21mta-sts-daemon20:56:170
773377991512,2cyclictest1094885-21irqrtprio23:09:510
773377991512,2cyclictest1057672-21cut22:44:500
773377991511,3cyclictest845814-21kthreadcore20:09:530
3153791153,2phc2sys0-21swapper/321:41:343
3153791151,4phc2sys0-21swapper/320:59:453
3153791150,5phc2sys0-21swapper/323:11:103
3153791150,3phc2sys0-21swapper/321:09:473
3153791150,2phc2sys0-21swapper/321:38:323
3153791150,2phc2sys0-21swapper/321:30:003
773379991412,1cyclictest0-21swapper/223:35:402
773379991412,1cyclictest0-21swapper/221:10:022
773379991412,1cyclictest0-21swapper/220:10:012
773379991412,1cyclictest0-21swapper/219:45:022
773379991412,1cyclictest0-21swapper/219:18:562
773379991412,1cyclictest0-21swapper/200:36:212
773379991411,1cyclictest0-21swapper/223:48:402
773379991411,1cyclictest0-21swapper/223:34:482
773379991411,1cyclictest0-21swapper/223:24:452
773379991411,1cyclictest0-21swapper/223:07:522
773379991411,1cyclictest0-21swapper/222:31:552
773379991411,1cyclictest0-21swapper/222:00:552
773379991411,1cyclictest0-21swapper/221:37:512
773379991411,1cyclictest0-21swapper/221:24:092
773379991411,1cyclictest0-21swapper/219:59:492
773379991410,1cyclictest0-21swapper/220:23:372
77337899149,4cyclictest728-21wpa_supplicant20:44:111
77337899149,4cyclictest1237-21mta-sts-daemon22:34:361
77337899149,3cyclictest1004602-21aten_repower_fr22:09:461
77337899149,2cyclictest1246-21mta-sts-daemon21:56:411
773378991411,2cyclictest908797-21pmu-power20:59:561
773378991411,2cyclictest900505-21kthreadcore20:54:531
773378991411,2cyclictest847007-21kthreadcore20:09:541
773378991411,2cyclictest839764-21kthreadcore20:04:521
773378991411,2cyclictest1247-21mta-sts-daemon00:08:041
773378991411,2cyclictest1237-21mta-sts-daemon22:25:441
773378991411,2cyclictest1121744-21packagekitd23:25:211
77337899140,3cyclictest1056495-21ssh22:44:411
77337799148,5cyclictest921348-21diskmemload21:19:140
77337799148,5cyclictest921348-21diskmemload00:20:420
77337799145,2cyclictest0-21swapper/000:03:000
77337799143,7cyclictest4922-21rtkit-daemon19:16:350
77337799142,7cyclictest0-21swapper/019:59:520
773377991411,2cyclictest861302-21aten_repower_en20:24:470
773377991411,2cyclictest859192-21kthreadcore20:19:530
773377991411,2cyclictest795270-21idleruntime19:29:490
77337799140,9cyclictest793840-21latency_hist19:25:010
77337799140,5cyclictest1003705-21ssh22:07:200
3153791140,2phc2sys0-21swapper/323:31:273
3153791140,2phc2sys0-21swapper/323:20:373
3153791140,2phc2sys0-21swapper/322:16:113
3153791140,2phc2sys0-21swapper/300:28:053
773379991311,1cyclictest0-21swapper/223:15:002
773379991311,1cyclictest0-21swapper/222:50:362
773379991311,1cyclictest0-21swapper/221:41:502
773379991311,1cyclictest0-21swapper/220:01:202
773379991311,1cyclictest0-21swapper/200:28:082
773379991310,1cyclictest0-21swapper/223:18:162
773379991310,1cyclictest0-21swapper/222:57:182
773379991310,1cyclictest0-21swapper/221:49:572
773379991310,1cyclictest0-21swapper/221:26:202
773379991310,1cyclictest0-21swapper/221:02:192
773379991310,1cyclictest0-21swapper/220:44:472
773379991310,1cyclictest0-21swapper/200:04:492
773378991310,2cyclictest807938-21kthreadcore19:39:531
773378991310,2cyclictest1242-21mta-sts-daemon20:39:501
3153791133,2phc2sys0-21swapper/323:19:493
3153791130,3phc2sys0-21swapper/322:56:193
3153791130,3phc2sys0-21swapper/320:50:343
3153791130,2phc2sys0-21swapper/322:51:353
3153791130,2phc2sys0-21swapper/322:13:323
3153791130,2phc2sys0-21swapper/321:16:063
3153791130,1phc2sys0-21swapper/300:04:153
12193782130,3sleep30-21swapper/300:33:233
77337999129,1cyclictest0-21swapper/220:55:012
77337999129,1cyclictest0-21swapper/220:49:542
77337999129,1cyclictest0-21swapper/219:49:522
77337999129,1cyclictest0-21swapper/219:22:232
77337999128,2cyclictest0-21swapper/222:27:372
773379991210,1cyclictest0-21swapper/222:18:492
773379991210,1cyclictest0-21swapper/220:39:522
77337899126,2cyclictest17750irq/132-ahci[0000:00:17.0]19:10:021
492398120,3rtkit-daemon1247-21mta-sts-daemon19:09:010
3153791121,3phc2sys0-21swapper/323:59:443
3153791120,4phc2sys0-21swapper/322:40:583
3153791120,3phc2sys0-21swapper/322:01:133
3153791120,3phc2sys0-21swapper/321:59:453
3153791120,3phc2sys0-21swapper/320:14:453
3153791120,2phc2sys0-21swapper/319:41:183
3153791120,1phc2sys0-21swapper/319:18:353
10849922120,4sleep30-21swapper/323:00:333
77337999119,1cyclictest0-21swapper/220:59:462
3153791110,5phc2sys0-21swapper/320:49:463
3153791110,2phc2sys0-21swapper/323:26:543
3153791110,2phc2sys0-21swapper/322:29:073
3153791110,2phc2sys0-21swapper/321:20:573
3153791110,2phc2sys0-21swapper/320:44:463
3153791110,2phc2sys0-21swapper/319:29:453
3153791110,1phc2sys0-21swapper/319:21:193
3153791102,2phc2sys0-21swapper/300:12:163
3153791101,3phc2sys0-21swapper/319:14:453
3153791101,1phc2sys0-21swapper/320:23:103
3153791100,3phc2sys0-21swapper/323:46:573
3153791100,3phc2sys0-21swapper/320:06:543
3153791100,2phc2sys0-21swapper/323:41:213
3153791100,2phc2sys0-21swapper/323:06:063
3153791100,2phc2sys0-21swapper/321:49:513
3153791100,2phc2sys0-21swapper/320:19:543
3153791100,2phc2sys0-21swapper/300:24:503
3153791100,1phc2sys0-21swapper/321:50:073
3153791100,1phc2sys0-21swapper/300:16:053
315379193,3phc2sys0-21swapper/320:04:483
315379191,3phc2sys0-21swapper/320:39:483
315379191,2phc2sys0-21swapper/319:55:423
315379191,2phc2sys0-21swapper/319:36:503
315379190,2phc2sys0-21swapper/320:26:553
315379190,2phc2sys0-21swapper/319:05:573
315379190,1phc2sys0-21swapper/319:50:253
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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