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2026-01-01 - 19:03
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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 rack6slot0.osadl.org (updated Thu Jan 01, 2026 12:59:59)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1805099231226,3cyclictest0-21swapper/3312:00:1527
1805099231226,3cyclictest0-21swapper/3312:00:1527
1801599220214,4cyclictest0-21swapper/410:25:1534
1801599220214,4cyclictest0-21swapper/410:25:1534
1802999215212,2cyclictest0-21swapper/1512:00:187
1802999215212,2cyclictest0-21swapper/1512:00:187
1805199209205,2cyclictest0-21swapper/3412:35:1828
1805199209205,2cyclictest0-21swapper/3412:35:1828
1802199209165,41cyclictest3546-21CPU38
1802199209165,41cyclictest3546-21CPU38
1802199209165,41cyclictest3546-21CPU38
1801599208198,5cyclictest1360-21systemd-logind10:14:4034
1801599208198,5cyclictest1360-21systemd-logind10:14:4034
1801599208198,5cyclictest1360-21systemd-logind10:14:4034
1801599208191,10cyclictest0-21swapper/411:57:2834
1801599208191,10cyclictest0-21swapper/411:57:2834
1801599207201,3cyclictest1-21systemd10:05:1434
1801599207201,3cyclictest1-21systemd10:05:1434
1801599207199,6cyclictest0-21swapper/412:30:2334
1801599207199,6cyclictest0-21swapper/412:30:2334
1801599207199,6cyclictest0-21swapper/412:30:2334
1805299205187,6cyclictest0-21swapper/3510:38:3229
1805299205187,6cyclictest0-21swapper/3510:38:3229
1804799204198,3cyclictest0-21swapper/3012:00:1424
1804799204198,3cyclictest0-21swapper/3012:00:1424
1801599204196,6cyclictest0-21swapper/409:46:4434
1801599204196,6cyclictest0-21swapper/409:46:4434
1801599204196,6cyclictest0-21swapper/409:46:4434
18032992030,199cyclictest0-21swapper/1810:55:2910
18032992030,199cyclictest0-21swapper/1810:55:2910
1801599201193,5cyclictest26055-21systemd12:15:1134
1801599201193,5cyclictest26055-21systemd12:15:1134
1801599201193,5cyclictest26055-21systemd12:15:1134
1801599200192,6cyclictest0-21swapper/411:14:5834
1801599200192,6cyclictest0-21swapper/411:14:5834
1801599197193,2cyclictest0-21swapper/411:38:3334
1801599197193,2cyclictest0-21swapper/411:38:3334
1803599196192,2cyclictest0-21swapper/2012:35:2013
1803599196192,2cyclictest0-21swapper/2012:35:2013
1801599196189,4cyclictest26382-21sshd12:22:0034
1801599196189,4cyclictest26382-21sshd12:21:5934
18032991951,182cyclictest0-21swapper/1810:05:0310
18032991951,182cyclictest0-21swapper/1810:05:0310
1801599195190,2cyclictest0-21swapper/409:15:5334
1801599195190,2cyclictest0-21swapper/409:15:5334
1801599195189,4cyclictest0-21swapper/410:03:2534
1801599195189,4cyclictest0-21swapper/410:03:2534
1801599195187,6cyclictest0-21swapper/409:39:5134
1801599195187,6cyclictest0-21swapper/409:39:5134
1801599195184,9cyclictest0-21swapper/412:05:1834
1801599195184,9cyclictest0-21swapper/412:05:1834
1801599195184,7cyclictest0-21swapper/410:21:0134
1801599195184,7cyclictest0-21swapper/410:21:0034
1802199194186,6cyclictest0-21swapper/810:58:1338
1802199194186,6cyclictest0-21swapper/810:58:1338
1801599194187,5cyclictest0-21swapper/412:37:5034
1801599194187,5cyclictest0-21swapper/412:37:5034
1801599194187,5cyclictest0-21swapper/412:14:1134
1801599194187,5cyclictest0-21swapper/412:14:1134
1801599194187,5cyclictest0-21swapper/412:14:1134
1801599193186,5cyclictest0-21swapper/411:25:5134
1801599193186,5cyclictest0-21swapper/411:25:5134
1801599193186,5cyclictest0-21swapper/411:25:5134
1804699192184,6cyclictest0-21swapper/2909:54:0522
1804699192184,6cyclictest0-21swapper/2909:54:0522
1804699192184,6cyclictest0-21swapper/2909:54:0522
1801599192185,5cyclictest0-21swapper/412:00:1934
1801599192185,5cyclictest0-21swapper/412:00:1934
1801599192185,5cyclictest0-21swapper/411:15:2934
1801599192185,5cyclictest0-21swapper/411:15:2834
1801599192185,5cyclictest0-21swapper/410:45:5334
1801599192185,5cyclictest0-21swapper/410:45:5334
1801599192185,5cyclictest0-21swapper/410:45:5334
1801599192184,6cyclictest0-21swapper/410:32:0834
1801599192184,6cyclictest0-21swapper/410:32:0834
1802199191161,27cyclictest37267-21CPU38
1802199191161,27cyclictest37267-21CPU38
1801599191183,5cyclictest755-21systemd-journal09:50:2434
1801599191183,5cyclictest755-21systemd-journal09:50:2434
1801599191183,5cyclictest755-21systemd-journal09:50:2434
1801599190183,5cyclictest0-21swapper/411:53:0934
1801599190183,5cyclictest0-21swapper/411:53:0934
1801599190183,5cyclictest0-21swapper/409:55:1834
1801599190183,5cyclictest0-21swapper/409:55:1734
1801599190183,5cyclictest0-21swapper/409:55:1734
1805299189179,8cyclictest0-21swapper/3510:51:5329
1805299189179,8cyclictest0-21swapper/3510:51:5329
1802199189182,6cyclictest0-21swapper/810:53:5138
1802199189182,6cyclictest0-21swapper/810:53:5138
1801599189183,4cyclictest0-21swapper/409:25:2134
1801599189183,4cyclictest0-21swapper/409:25:2134
1801599189182,5cyclictest0-21swapper/408:54:5634
1801599189182,5cyclictest0-21swapper/408:54:5634
1801099189178,7cyclictest0-21swapper/010:58:130
1801099189178,7cyclictest0-21swapper/010:58:130
1805599188179,5cyclictest2447-21CPU32
1805599188179,5cyclictest2447-21CPU32
1804699188166,15cyclictest171rcu_preempt09:36:3122
1804699188166,15cyclictest171rcu_preempt09:36:3022
18031991882,4cyclictest37267-21CPU9
18031991882,4cyclictest37267-21CPU9
1802699188181,5cyclictest0-21swapper/1211:41:274
1802699188181,5cyclictest0-21swapper/1211:41:274
1801599188182,4cyclictest25742-21systemd-cgroups11:40:1834
1801599188182,4cyclictest25742-21systemd-cgroups11:40:1834
1801599188182,4cyclictest0-21swapper/410:15:1634
1801599188182,4cyclictest0-21swapper/410:15:1634
1801599188182,4cyclictest0-21swapper/408:40:2234
1801599188182,4cyclictest0-21swapper/408:40:2234
1801599188182,4cyclictest0-21swapper/407:19:4534
1801599188182,4cyclictest0-21swapper/407:19:4534
18032991871,87cyclictest8582-21sshd11:35:2310
18032991871,87cyclictest8582-21sshd11:35:2310
1801599187180,5cyclictest0-21swapper/412:29:2534
1801599187180,5cyclictest0-21swapper/412:29:2534
1805599186180,3cyclictest0-21swapper/3811:30:2032
1805599186180,3cyclictest0-21swapper/3811:30:2032
1803299186140,44cyclictest1360-21systemd-logind12:04:3310
1803299186140,44cyclictest1360-21systemd-logind12:04:3310
1801699186175,10cyclictest0-21swapper/510:07:0635
1801699186175,10cyclictest0-21swapper/510:07:0635
18032991851,99cyclictest1-21systemd09:20:0610
18032991851,99cyclictest1-21systemd09:20:0610
1802699185156,25cyclictest4407-21CPU4
1802699185156,25cyclictest4407-21CPU4
1802199185182,2cyclictest0-21swapper/810:39:0438
1802199185182,2cyclictest0-21swapper/810:39:0438
18018991852,164cyclictest0-21swapper/612:35:1436
18018991852,164cyclictest0-21swapper/612:35:1436
1801599185179,4cyclictest0-21swapper/411:06:2334
1801599185179,4cyclictest0-21swapper/411:06:2334
1801599185179,4cyclictest0-21swapper/409:44:2834
1801599185179,4cyclictest0-21swapper/409:44:2834
1801599185178,5cyclictest0-21swapper/409:30:2234
1801599185178,5cyclictest0-21swapper/409:30:2234
1801599185178,5cyclictest0-21swapper/409:30:2234
1801099185170,13cyclictest0-21swapper/007:22:070
1801099185170,13cyclictest0-21swapper/007:22:070
1803499184161,9cyclictest0-21swapper/1907:50:0111
1803499184161,9cyclictest0-21swapper/1907:50:0111
1803099184149,23cyclictest0-21swapper/1611:28:248
1803099184149,23cyclictest0-21swapper/1611:28:248
1803099184149,23cyclictest0-21swapper/1611:28:248
1801599184179,4cyclictest0-21swapper/410:50:1134
1801599184179,4cyclictest0-21swapper/410:50:1134
1801599184178,4cyclictest755-21systemd-journal11:31:3734
1801599184178,4cyclictest755-21systemd-journal11:31:3734
1801599184178,4cyclictest0-21swapper/411:24:1834
1801599184178,4cyclictest0-21swapper/411:24:1734
1801599184178,4cyclictest0-21swapper/411:24:1734
1801599184177,5cyclictest4407-21CPU34
1801599184177,5cyclictest4407-21CPU34
1801599184177,5cyclictest0-21swapper/409:10:0434
1801599184177,5cyclictest0-21swapper/409:10:0334
1801599184177,5cyclictest0-21swapper/409:10:0334
1801599184174,8cyclictest0-21swapper/411:45:0834
1801599184174,8cyclictest0-21swapper/411:45:0834
1801599184174,8cyclictest0-21swapper/411:45:0834
1801599184167,14cyclictest0-21swapper/410:40:2834
1801599184167,14cyclictest0-21swapper/410:40:2834
1801699183177,4cyclictest0-21swapper/511:12:2635
1801699183177,4cyclictest0-21swapper/511:12:2635
1801599183179,3cyclictest0-21swapper/410:57:1134
1801599183179,3cyclictest0-21swapper/410:57:1134
1804699182173,7cyclictest0-21swapper/2912:34:5022
1804699182173,7cyclictest0-21swapper/2912:34:5022
1804699182173,7cyclictest0-21swapper/2912:34:5022
1803299182153,26cyclictest0-21swapper/1810:21:2110
1803299182153,26cyclictest0-21swapper/1810:21:2110
1803299182123,54cyclictest40330-21sshd09:28:5110
1803299182123,54cyclictest40330-21sshd09:28:5110
1803299182121,56cyclictest0-21swapper/1811:57:5410
1803299182121,56cyclictest0-21swapper/1811:57:5410
1801599182176,4cyclictest0-21swapper/411:03:3334
1801599182176,4cyclictest0-21swapper/411:03:3334
1801599182176,4cyclictest0-21swapper/411:03:3334
1801599182176,4cyclictest0-21swapper/409:22:4134
1801599182176,4cyclictest0-21swapper/409:22:4134
1801599182176,4cyclictest0-21swapper/409:22:4134
1801599182176,3cyclictest4407-21CPU34
1801599182176,3cyclictest4407-21CPU34
1801599182172,8cyclictest0-21swapper/409:14:1934
1801599182172,8cyclictest0-21swapper/409:14:1934
1801099182144,14cyclictest0-21swapper/011:09:500
1801099182144,14cyclictest0-21swapper/011:09:500
1805299181131,28cyclictest0-21swapper/3507:53:5729
1805299181131,28cyclictest0-21swapper/3507:53:5629
1801599181176,4cyclictest0-21swapper/408:45:5134
1801599181176,4cyclictest0-21swapper/408:45:5134
1801599181175,5cyclictest0-21swapper/410:40:0834
1804699180169,10cyclictest0-21swapper/2909:42:5422
1804699180169,10cyclictest0-21swapper/2909:42:5422
18032991801,172cyclictest0-21swapper/1812:15:1910
18032991801,172cyclictest0-21swapper/1812:15:1910
18032991801,172cyclictest0-21swapper/1812:15:1910
1803099180158,15cyclictest0-21swapper/1607:19:558
1803099180158,15cyclictest0-21swapper/1607:19:558
1803099180127,28cyclictest0-21swapper/1612:11:338
1803099180127,28cyclictest0-21swapper/1612:11:338
1803099180127,28cyclictest0-21swapper/1612:11:338
1802199180175,2cyclictest0-21swapper/809:45:1538
1802199180175,2cyclictest0-21swapper/809:45:1538
1802199180175,2cyclictest0-21swapper/809:45:1538
1801599180173,4cyclictest3548-21CPU34
1801599180173,4cyclictest3548-21CPU34
1805299179157,12cyclictest171rcu_preempt11:01:0629
1805299179157,12cyclictest171rcu_preempt11:01:0629
1805299179157,12cyclictest171rcu_preempt11:01:0629
1802399179111,59cyclictest0-21swapper/911:06:3839
1802399179111,59cyclictest0-21swapper/911:06:3839
1801599179174,4cyclictest0-21swapper/408:33:3934
1801599179174,4cyclictest0-21swapper/408:33:3934
1801599179171,6cyclictest0-21swapper/408:55:1834
1801599179171,6cyclictest0-21swapper/408:55:1834
1801599179170,5cyclictest2456-21CPU34
1801099179169,7cyclictest0-21swapper/009:06:570
1801099179169,7cyclictest0-21swapper/009:06:570
1801099179169,7cyclictest0-21swapper/009:06:570
1805299178145,17cyclictest0-21swapper/3508:36:4029
1805299178145,17cyclictest0-21swapper/3508:36:4029
18032991782,98cyclictest3545-21CPU10
18032991782,98cyclictest3545-21CPU10
1802599178168,6cyclictest4408-21CPU3
1802599178168,6cyclictest4408-21CPU3
1802199178148,19cyclictest0-21swapper/812:38:5638
1802199178148,19cyclictest0-21swapper/812:38:5638
1802199178144,14cyclictest0-21swapper/809:11:5038
1802199178144,14cyclictest0-21swapper/809:11:5038
1805299177165,4cyclictest0-21swapper/3509:37:2929
1805299177165,4cyclictest0-21swapper/3509:37:2929
1804699177154,20cyclictest3544-21CPU22
1804699177154,20cyclictest3544-21CPU22
1802199177153,6cyclictest171rcu_preempt11:11:3138
1802199177153,6cyclictest171rcu_preempt11:11:3138
1802199177143,31cyclictest3542-21CPU38
1802199177143,31cyclictest3542-21CPU38
1802199177143,31cyclictest3542-21CPU38
1801599177172,4cyclictest0-21swapper/409:00:2634
1801599177170,5cyclictest0-21swapper/408:00:1834
1801599177170,5cyclictest0-21swapper/408:00:1834
1801599177163,10cyclictest0-21swapper/408:13:5434
1801099177169,6cyclictest4398-21qemu-system-x8610:07:370
1801099177169,6cyclictest4398-21qemu-system-x8610:07:370
1805299176158,10cyclictest0-21swapper/3512:32:4129
1805299176158,10cyclictest0-21swapper/3512:32:4129
1805299176158,10cyclictest0-21swapper/3512:32:4129
1804699176172,2cyclictest0-21swapper/2911:54:3722
1804699176172,2cyclictest0-21swapper/2911:54:3722
1804699176162,6cyclictest0-21swapper/2911:44:0122
1804699176162,6cyclictest0-21swapper/2911:44:0122
1804699176152,21cyclictest3548-21CPU22
1803899176169,4cyclictest0-21swapper/2312:35:1316
1803899176169,4cyclictest0-21swapper/2312:35:1316
1803099176152,13cyclictest0-21swapper/1612:25:548
1803099176152,13cyclictest0-21swapper/1612:25:548
1801699176157,11cyclictest0-21swapper/507:40:5435
1801699176157,11cyclictest0-21swapper/507:40:5435
1805299175131,26cyclictest0-21swapper/3507:21:5829
1805299175131,26cyclictest0-21swapper/3507:21:5829
1803999175170,3cyclictest0-21swapper/2409:15:5317
1803999175170,3cyclictest0-21swapper/2409:15:5317
1803299175159,14cyclictest0-21swapper/1811:44:3810
1803299175159,14cyclictest0-21swapper/1811:44:3810
18032991751,170cyclictest0-21swapper/1812:35:1810
18032991751,170cyclictest0-21swapper/1812:35:1810
1803099175158,10cyclictest171rcu_preempt12:35:528
1803099175158,10cyclictest171rcu_preempt12:35:518
1802699175135,17cyclictest0-21swapper/1209:52:324
1802699175135,17cyclictest0-21swapper/1209:52:324
1802699175135,17cyclictest0-21swapper/1209:52:324
1802199175167,7cyclictest0-21swapper/811:47:2638
1802199175167,7cyclictest0-21swapper/811:47:2538
1802199175167,7cyclictest0-21swapper/811:47:2538
1802199175125,26cyclictest0-21swapper/809:51:0138
1802199175125,26cyclictest0-21swapper/809:51:0138
1802199175125,26cyclictest0-21swapper/809:51:0138
1801699175156,8cyclictest0-21swapper/512:30:4735
1801699175156,8cyclictest0-21swapper/512:30:4735
1801699175156,8cyclictest0-21swapper/512:30:4735
1801599175169,5cyclictest0-21swapper/408:17:0734
1801599175169,5cyclictest0-21swapper/408:17:0734
1801599175169,5cyclictest0-21swapper/407:50:2634
1801599175169,5cyclictest0-21swapper/407:50:2534
1801599175166,5cyclictest2447-21CPU34
1801599175166,5cyclictest2447-21CPU34
1805299174161,7cyclictest171rcu_preempt11:59:4929
1805299174161,7cyclictest171rcu_preempt11:59:4929
1802699174150,22cyclictest3544-21CPU4
1802699174150,22cyclictest3544-21CPU4
1801599174168,4cyclictest0-21swapper/408:36:4434
1801599174168,4cyclictest0-21swapper/408:36:4434
1801599174168,4cyclictest0-21swapper/408:00:0134
1801599174168,4cyclictest0-21swapper/408:00:0134
1801599174167,5cyclictest0-21swapper/407:30:2234
1801599174167,5cyclictest0-21swapper/407:30:2234
1801599174166,4cyclictest3443-21nfsd07:35:3634
1801099174164,8cyclictest0-21swapper/011:12:190
1801099174164,8cyclictest0-21swapper/011:12:190
1801099174162,9cyclictest0-21swapper/010:38:070
1801099174162,9cyclictest0-21swapper/010:38:070
1805299173150,12cyclictest0-21swapper/3510:31:2929
1805299173150,12cyclictest0-21swapper/3510:31:2929
1804699173141,20cyclictest0-21swapper/2908:58:4922
1804699173141,20cyclictest0-21swapper/2908:58:4922
18032991731,168cyclictest3548-21CPU10
18032991731,168cyclictest3548-21CPU10
18032991731,150cyclictest0-21swapper/1808:30:1310
18032991731,150cyclictest0-21swapper/1808:30:1310
180319917393,77cyclictest37358-21CPU9
180319917393,77cyclictest37358-21CPU9
180319917393,77cyclictest37358-21CPU9
1803099173149,16cyclictest171rcu_preempt11:36:488
1803099173149,16cyclictest171rcu_preempt11:36:478
1803099173138,16cyclictest0-21swapper/1610:41:258
1803099173138,16cyclictest0-21swapper/1610:41:258
1802799173169,2cyclictest0-21swapper/1312:35:205
1802799173169,2cyclictest0-21swapper/1312:35:205
1802199173158,13cyclictest0-21swapper/810:31:0338
1802199173158,13cyclictest0-21swapper/810:31:0338
1802199173145,14cyclictest0-21swapper/812:33:0938
1802199173145,14cyclictest0-21swapper/812:33:0938
1802199173145,14cyclictest0-21swapper/812:33:0938
1801999173168,2cyclictest0-21swapper/712:10:2037
1801999173168,2cyclictest0-21swapper/712:10:1937
1801999173168,2cyclictest0-21swapper/712:10:1937
1801599173169,3cyclictest0-21swapper/407:40:2034
1801599173169,3cyclictest0-21swapper/407:40:2034
1801099173154,12cyclictest171rcu_preempt11:26:500
1801099173154,12cyclictest171rcu_preempt11:26:500
1801099173154,12cyclictest171rcu_preempt11:26:500
1805299172159,9cyclictest3610-21CPU29
1805299172159,9cyclictest3610-21CPU29
1804699172156,13cyclictest3609-21CPU22
1804699172156,13cyclictest3609-21CPU22
1804699172126,42cyclictest37267-21CPU22
1804699172126,42cyclictest37267-21CPU22
1804699172126,42cyclictest37267-21CPU22
1804199172165,2cyclictest0-21swapper/2612:10:2119
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1804199172165,2cyclictest0-21swapper/2612:10:2019
1803899172159,7cyclictest0-21swapper/2312:00:3716
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1802699172151,10cyclictest0-21swapper/1209:35:464
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1802699172143,17cyclictest0-21swapper/1207:58:194
1802699172143,17cyclictest0-21swapper/1207:58:194
1802199172159,10cyclictest3610-21CPU38
1802199172159,10cyclictest3610-21CPU38
1801699172165,6cyclictest0-21swapper/510:59:2635
1801699172165,6cyclictest0-21swapper/510:59:2635
1801599172166,5cyclictest0-21swapper/408:21:0934
1801599172166,5cyclictest0-21swapper/408:21:0834
1801099172168,3cyclictest0-21swapper/012:32:530
1801099172168,3cyclictest0-21swapper/012:32:530
1801099172168,3cyclictest0-21swapper/012:32:530
1801099172164,5cyclictest0-21swapper/011:23:390
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1801099172164,5cyclictest0-21swapper/011:23:380
1801099172132,20cyclictest0-21swapper/012:26:310
1801099172132,20cyclictest0-21swapper/012:26:300
1805299171153,9cyclictest171rcu_preempt07:19:3029
1805299171153,9cyclictest171rcu_preempt07:19:3029
1805299171145,15cyclictest0-21swapper/3509:16:4529
1805299171145,15cyclictest0-21swapper/3509:16:4529
1805299171125,26cyclictest0-21swapper/3511:22:3929
1805299171125,26cyclictest0-21swapper/3511:22:3929
1805299171125,26cyclictest0-21swapper/3511:22:3829
1804699171140,13cyclictest0-21swapper/2909:28:2722
1804699171140,13cyclictest0-21swapper/2909:28:2722
1803299171104,58cyclictest0-21swapper/1810:25:1510
1803299171104,58cyclictest0-21swapper/1810:25:1510
1803099171154,15cyclictest0-21swapper/1608:23:378
1803099171154,15cyclictest0-21swapper/1608:23:378
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