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2026-07-03 - 08:15
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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 Fri Jul 03, 2026 01:01:46)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1607599226211,3cyclictest2454-21CPU24
1607599226211,3cyclictest2454-21CPU24
1606399219212,3cyclictest3609-21CPU11
1606399219212,3cyclictest3609-21CPU11
1607399217209,3cyclictest0-21swapper/2819:20:2021
1607399217209,3cyclictest0-21swapper/2819:20:2021
1607599215211,2cyclictest0-21swapper/3021:45:1824
1607599215211,2cyclictest0-21swapper/3021:45:1824
1605599213208,4cyclictest0-21swapper/1321:00:315
1605599213208,4cyclictest0-21swapper/1321:00:305
1607399212206,4cyclictest0-21swapper/2823:57:0021
1607399212206,4cyclictest0-21swapper/2823:56:5921
1604199211205,4cyclictest0-21swapper/121:26:041
1604199211205,4cyclictest0-21swapper/121:26:031
1607399209202,5cyclictest34707-21systemd23:07:1721
1607399209202,5cyclictest34707-21systemd23:07:1621
1607399209200,6cyclictest0-21swapper/2800:00:5121
1607399209200,6cyclictest0-21swapper/2800:00:5121
1607399209200,6cyclictest0-21swapper/2800:00:5121
1607799207202,2cyclictest0-21swapper/3221:50:2126
1607799207202,2cyclictest0-21swapper/3221:50:2126
1607399207197,8cyclictest3600-21qemu-system-x8600:20:1221
1607399207197,8cyclictest3600-21qemu-system-x8600:20:1121
1607399207195,10cyclictest0-21swapper/2800:07:4821
1607399207195,10cyclictest0-21swapper/2800:07:4821
1607399207195,10cyclictest0-21swapper/2800:07:4721
1607599206200,4cyclictest0-21swapper/3022:05:4424
1607599206200,4cyclictest0-21swapper/3022:05:4424
1607399206200,4cyclictest0-21swapper/2823:30:0121
1607399206200,4cyclictest0-21swapper/2823:30:0021
1607399206199,3cyclictest3545-21CPU21
1607399206199,3cyclictest3545-21CPU21
1604199206200,2cyclictest0-21swapper/122:47:591
1604199206200,2cyclictest0-21swapper/122:47:581
1607599205199,4cyclictest17484-21nfsd22:22:2724
1607599205199,4cyclictest17484-21nfsd22:22:2724
1607599204198,4cyclictest0-21swapper/3021:35:0524
1607599204198,4cyclictest0-21swapper/3021:35:0424
1607599204197,4cyclictest0-21swapper/3022:00:2124
1607599204197,4cyclictest0-21swapper/3022:00:2124
1607599204196,6cyclictest0-21swapper/3022:27:5724
1607599204196,6cyclictest0-21swapper/3022:27:5724
1607599204196,6cyclictest0-21swapper/3022:27:5724
1607599204193,9cyclictest0-21swapper/3023:55:1624
1607599204193,9cyclictest0-21swapper/3023:55:1624
1607399204196,5cyclictest0-21swapper/2800:15:1521
1607399204196,5cyclictest0-21swapper/2800:15:1421
1607399204195,7cyclictest0-21swapper/2821:10:1121
1607399204195,7cyclictest0-21swapper/2821:10:1121
1607399204195,7cyclictest0-21swapper/2821:10:1121
1607399204194,7cyclictest0-21swapper/2823:16:0421
1607399204194,7cyclictest0-21swapper/2823:16:0421
1607399204194,7cyclictest0-21swapper/2823:16:0421
1605899204198,4cyclictest0-21swapper/1519:15:417
1605899204198,4cyclictest0-21swapper/1519:15:407
1604099204197,5cyclictest0-21swapper/023:36:260
1604099204197,5cyclictest0-21swapper/023:36:260
1607599203198,4cyclictest0-21swapper/3020:43:4324
1607599203198,4cyclictest0-21swapper/3020:43:4324
1607599203197,4cyclictest0-21swapper/3021:50:4724
1607599203197,4cyclictest0-21swapper/3021:50:4624
1607599203196,5cyclictest0-21swapper/3021:55:4124
1607599203196,5cyclictest0-21swapper/3021:55:4124
1607599202196,4cyclictest0-21swapper/3023:40:3524
1607599202196,4cyclictest0-21swapper/3023:40:3524
1607599202195,5cyclictest0-21swapper/3021:18:1824
1607599202195,5cyclictest0-21swapper/3021:18:1824
1607599201195,4cyclictest755-21systemd-journal23:54:4324
1607599201195,4cyclictest755-21systemd-journal23:54:4324
1607399201197,2cyclictest0-21swapper/2820:05:1821
1607399201197,2cyclictest0-21swapper/2820:05:1721
1607399201194,5cyclictest0-21swapper/2822:25:3421
1607399201194,5cyclictest0-21swapper/2822:25:3421
1607399201194,5cyclictest0-21swapper/2822:25:3421
1607399201194,4cyclictest0-21swapper/2822:37:2021
1607399201194,4cyclictest0-21swapper/2822:37:2021
1605599201194,5cyclictest0-21swapper/1319:35:295
1607599200194,5cyclictest0-21swapper/3021:41:3924
1607599200194,5cyclictest0-21swapper/3021:41:3924
1607399200192,6cyclictest0-21swapper/2819:40:2121
1607399200192,6cyclictest0-21swapper/2819:40:2021
1607599199191,6cyclictest13373-21rm22:40:5924
1607599199191,6cyclictest13373-21rm22:40:5924
1607599199191,6cyclictest13373-21rm22:40:5824
1607599199190,6cyclictest3541-21CPU24
1607599199190,6cyclictest3541-21CPU24
1607599199190,6cyclictest3541-21CPU24
1607599199167,10cyclictest171rcu_preempt23:26:5924
1607599199167,10cyclictest171rcu_preempt23:26:5924
1607399199191,5cyclictest1358-21ModemManager22:46:5721
1607399199191,5cyclictest1358-21ModemManager22:46:5621
1606399199193,3cyclictest37267-21CPU11
1606399199193,3cyclictest37267-21CPU11
1607399198193,4cyclictest0-21swapper/2822:55:5721
1607399198193,4cyclictest0-21swapper/2822:55:5721
1607399198192,4cyclictest0-21swapper/2800:39:1521
1607399198192,4cyclictest0-21swapper/2800:39:1521
1607399198190,6cyclictest0-21swapper/2800:30:1721
1607399198190,6cyclictest0-21swapper/2800:30:1621
1604099198188,8cyclictest0-21swapper/022:49:280
1604099198188,8cyclictest0-21swapper/022:49:280
1607399197192,4cyclictest0-21swapper/2822:52:0721
1607399197192,4cyclictest0-21swapper/2822:52:0721
1607399197192,4cyclictest0-21swapper/2822:52:0621
1607399197191,4cyclictest0-21swapper/2823:20:1521
1607399197191,4cyclictest0-21swapper/2823:20:1521
1607399197191,4cyclictest0-21swapper/2820:20:5421
1607399197191,4cyclictest0-21swapper/2820:20:5321
1607399197190,4cyclictest0-21swapper/2823:11:3521
1607399197190,4cyclictest0-21swapper/2823:11:3421
1607399197190,4cyclictest0-21swapper/2823:11:3421
1607599196191,4cyclictest0-21swapper/3023:02:4024
1607599196191,4cyclictest0-21swapper/3023:02:3924
1607599196191,4cyclictest0-21swapper/3023:02:3924
1607599196191,4cyclictest0-21swapper/3022:38:3924
1607599196191,4cyclictest0-21swapper/3022:38:3924
1607599196190,4cyclictest0-21swapper/3023:45:5424
1607599196190,4cyclictest0-21swapper/3023:45:5324
1607599196190,4cyclictest0-21swapper/3020:35:2224
1607599196190,4cyclictest0-21swapper/3020:35:2124
1607599196185,4cyclictest0-21swapper/3019:31:1724
1607599196185,4cyclictest0-21swapper/3019:31:1724
1607399196193,2cyclictest0-21swapper/2819:50:4721
1607399196193,2cyclictest0-21swapper/2819:50:4721
1607399196193,2cyclictest0-21swapper/2800:29:2821
1607399196193,2cyclictest0-21swapper/2800:29:2721
1607399196190,5cyclictest0-21swapper/2822:24:4221
1607399196190,5cyclictest0-21swapper/2822:24:4121
1607399196190,4cyclictest0-21swapper/2800:11:4521
1607399196190,4cyclictest0-21swapper/2800:11:4421
1607399196186,5cyclictest37351-21CPU21
1607399196186,5cyclictest37351-21CPU21
1607399196186,5cyclictest37351-21CPU21
1607399196185,8cyclictest0-21swapper/2823:34:1221
1607399196185,8cyclictest0-21swapper/2823:34:1121
1607399196185,7cyclictest37266-21CPU21
1607399196185,7cyclictest37266-21CPU21
1607899195173,16cyclictest0-21swapper/3300:13:0727
1607899195173,16cyclictest0-21swapper/3300:13:0627
1607599195190,4cyclictest0-21swapper/3022:14:2824
1607599195190,4cyclictest0-21swapper/3022:14:2824
1607599195190,4cyclictest0-21swapper/3021:22:4224
1607599195190,4cyclictest0-21swapper/3021:22:4124
1607599195173,19cyclictest0-21swapper/3020:20:0724
1607599195173,19cyclictest0-21swapper/3020:20:0724
1607399195189,4cyclictest0-21swapper/2820:27:2521
1607399195189,4cyclictest0-21swapper/2820:27:2521
1604199195179,8cyclictest0-21swapper/123:06:581
1604199195179,8cyclictest0-21swapper/123:06:581
1607599194186,4cyclictest0-21swapper/3021:27:2424
1607599194186,4cyclictest0-21swapper/3021:27:2424
1607399194187,4cyclictest0-21swapper/2823:36:5121
1607399194187,4cyclictest0-21swapper/2823:36:5121
1607599193187,4cyclictest0-21swapper/3022:31:5124
1607599193187,4cyclictest0-21swapper/3022:31:5124
1607599193184,7cyclictest0-21swapper/3022:54:5024
1607599193184,7cyclictest0-21swapper/3022:54:5024
1607599193184,7cyclictest0-21swapper/3022:54:4924
1607399193186,5cyclictest0-21swapper/2820:56:0821
1607399193186,5cyclictest0-21swapper/2820:56:0821
1605899193188,4cyclictest0-21swapper/1520:23:057
1605899193188,4cyclictest0-21swapper/1520:23:057
1607599192186,5cyclictest0-21swapper/3020:45:3424
1607599192184,5cyclictest0-21swapper/3023:39:5024
1607599192184,5cyclictest0-21swapper/3023:39:4924
1607399192185,5cyclictest0-21swapper/2822:42:0621
1607399192185,5cyclictest0-21swapper/2822:42:0621
1607399192185,5cyclictest0-21swapper/2822:42:0521
1604199192138,30cyclictest0-21swapper/120:40:071
1604199192138,30cyclictest0-21swapper/120:40:071
16086991911,112cyclictest1285-21jbd2/sdb1-821:50:1933
16086991911,112cyclictest1285-21jbd2/sdb1-821:50:1933
1607599191186,4cyclictest0-21swapper/3023:14:0624
1607599191186,4cyclictest0-21swapper/3023:14:0624
1607599191186,4cyclictest0-21swapper/3023:14:0624
1607399191185,4cyclictest0-21swapper/2819:55:2521
1607399191178,9cyclictest0-21swapper/2821:15:3421
1607399191178,9cyclictest0-21swapper/2821:15:3321
1605699191179,10cyclictest0-21swapper/1400:03:226
1605699191179,10cyclictest0-21swapper/1400:03:226
1605699191179,10cyclictest0-21swapper/1400:03:226
1605399191173,2cyclictest171rcu_preempt00:12:304
1605399191173,2cyclictest171rcu_preempt00:12:294
1607599190184,4cyclictest0-21swapper/3022:46:2024
1607599190184,4cyclictest0-21swapper/3022:46:2024
1607599190182,7cyclictest0-21swapper/3022:55:2924
1607599190182,7cyclictest0-21swapper/3022:55:2924
1607399190183,5cyclictest0-21swapper/2822:33:3421
1607399190183,5cyclictest0-21swapper/2822:33:3421
1607399190183,5cyclictest0-21swapper/2820:47:3121
1607399190182,6cyclictest0-21swapper/2819:30:1221
1607399190182,6cyclictest0-21swapper/2819:30:1121
1607399190182,5cyclictest0-21swapper/2820:51:0221
1604199190186,2cyclictest0-21swapper/120:55:301
1604199190186,2cyclictest0-21swapper/120:55:291
1607599189185,2cyclictest0-21swapper/3019:45:1924
1607599189185,2cyclictest0-21swapper/3019:45:1824
1607599189184,4cyclictest0-21swapper/3019:50:3124
1607599189184,4cyclictest0-21swapper/3019:50:3124
1607599189183,4cyclictest0-21swapper/3023:17:2424
1607599189183,4cyclictest0-21swapper/3023:17:2424
1607599189183,4cyclictest0-21swapper/3023:17:2324
1607599189170,16cyclictest0-21swapper/3023:33:2024
1607599189170,16cyclictest0-21swapper/3023:33:2024
1607399189184,3cyclictest0-21swapper/2821:05:4421
1607399189184,3cyclictest0-21swapper/2821:05:4421
1607399189184,3cyclictest0-21swapper/2821:05:4421
1607399189183,4cyclictest0-21swapper/2820:15:3121
1607399189183,4cyclictest0-21swapper/2820:15:3121
1607399189182,5cyclictest0-21swapper/2820:41:3421
1607399189182,5cyclictest0-21swapper/2820:41:3421
1607399188181,4cyclictest0-21swapper/2819:25:4021
1607399188181,4cyclictest0-21swapper/2819:25:3921
1606399188183,4cyclictest0-21swapper/1920:52:4711
1604099188180,6cyclictest0-21swapper/021:29:270
1604099188180,6cyclictest0-21swapper/021:29:270
1604099188165,14cyclictest0-21swapper/023:18:250
1604099188165,14cyclictest0-21swapper/023:18:250
1604099188165,14cyclictest0-21swapper/023:18:250
1608699187122,56cyclictest3543-21CPU33
1608699187122,56cyclictest3543-21CPU33
1608499187176,2cyclictest0-21swapper/3700:36:0331
1608499187176,2cyclictest0-21swapper/3700:36:0331
1606899187178,7cyclictest0-21swapper/2400:26:1917
1606899187178,7cyclictest0-21swapper/2400:26:1917
1605199187175,9cyclictest0-21swapper/1023:42:482
1605199187175,9cyclictest0-21swapper/1023:42:482
1607399186180,4cyclictest0-21swapper/2820:01:2621
1607399186180,4cyclictest0-21swapper/2820:01:2621
1605299186177,7cyclictest0-21swapper/1122:54:103
1605299186177,7cyclictest0-21swapper/1122:54:103
1605299186177,7cyclictest0-21swapper/1122:54:093
16086991851,99cyclictest0-21swapper/3900:30:0233
16086991851,99cyclictest0-21swapper/3900:30:0133
1607399185174,7cyclictest0-21swapper/2820:40:0221
1607399185174,7cyclictest0-21swapper/2820:40:0221
1606799185177,6cyclictest1-21systemd21:32:0416
1606799185177,6cyclictest1-21systemd21:32:0416
1606399185177,5cyclictest0-21swapper/1923:32:3111
1606399185177,5cyclictest0-21swapper/1923:32:3011
1605599185180,4cyclictest0-21swapper/1320:57:095
1605599185180,4cyclictest0-21swapper/1320:57:095
1605599185180,4cyclictest0-21swapper/1320:53:265
160869918489,91cyclictest1430-21polkitd22:37:3233
160869918489,91cyclictest1430-21polkitd22:37:3133
1607599184179,4cyclictest0-21swapper/3020:30:1624
1607599184179,4cyclictest0-21swapper/3020:30:1624
1607399184178,4cyclictest17484-21nfsd21:04:5921
1607399184178,4cyclictest17484-21nfsd21:04:5921
1607299184180,2cyclictest0-21swapper/2723:59:1920
1607299184180,2cyclictest0-21swapper/2723:59:1920
1605899184180,2cyclictest0-21swapper/1523:27:267
1605899184180,2cyclictest0-21swapper/1523:27:267
1605599184153,28cyclictest3545-21CPU5
1605599184153,28cyclictest3545-21CPU5
1605599184152,19cyclictest0-21swapper/1323:35:095
1605599184152,19cyclictest0-21swapper/1323:35:095
1604199184172,9cyclictest0-21swapper/123:39:531
1604199184172,9cyclictest0-21swapper/123:39:531
1605399183156,7cyclictest2447-21CPU4
1605399183156,7cyclictest2447-21CPU4
1605399183156,7cyclictest2447-21CPU4
1604499183177,4cyclictest0-21swapper/423:43:3434
1604499183177,4cyclictest0-21swapper/423:43:3434
1608699182127,51cyclictest37355-21CPU33
1608699182127,51cyclictest37355-21CPU33
1607599182174,7cyclictest0-21swapper/3020:30:0224
1607599182174,7cyclictest0-21swapper/3020:30:0224
1605899182177,4cyclictest0-21swapper/1519:28:017
1605899182177,4cyclictest0-21swapper/1519:28:017
1604099182174,5cyclictest0-21swapper/021:52:260
1604099182174,5cyclictest0-21swapper/021:52:260
1607599181176,4cyclictest0-21swapper/3019:15:0124
1607599181176,4cyclictest0-21swapper/3019:15:0124
1607399181176,4cyclictest0-21swapper/2819:10:5221
1607399181176,4cyclictest0-21swapper/2819:10:5121
1606399181176,4cyclictest0-21swapper/1919:48:5911
1606399181176,4cyclictest0-21swapper/1919:48:5811
1605899181175,4cyclictest0-21swapper/1520:01:197
1605899181175,4cyclictest0-21swapper/1520:01:197
1605899181174,5cyclictest0-21swapper/1521:03:067
1605899181174,5cyclictest0-21swapper/1521:03:067
1605599181176,4cyclictest0-21swapper/1320:10:295
1605599181176,4cyclictest0-21swapper/1320:10:295
1605599181176,4cyclictest0-21swapper/1319:30:445
1605599181176,4cyclictest0-21swapper/1319:30:445
1604199181174,5cyclictest0-21swapper/122:59:231
1604199181174,5cyclictest0-21swapper/122:59:231
1604099181170,8cyclictest0-21swapper/000:02:440
1604099181170,8cyclictest0-21swapper/000:02:440
1604099181170,8cyclictest0-21swapper/000:02:440
1607599180175,4cyclictest0-21swapper/3023:06:1224
1607599180175,4cyclictest0-21swapper/3023:06:1224
1607599179174,4cyclictest0-21swapper/3021:07:1524
1607599179174,4cyclictest0-21swapper/3021:07:1524
1607599179174,4cyclictest0-21swapper/3021:07:1424
1605399179172,2cyclictest0-21swapper/1220:58:154
1605399179172,2cyclictest0-21swapper/1220:58:154
1607599178173,4cyclictest0-21swapper/3019:24:5924
1607599178173,4cyclictest0-21swapper/3019:24:5924
1605099178169,6cyclictest0-21swapper/923:14:2439
1605099178169,6cyclictest0-21swapper/923:14:2439
1605099178169,6cyclictest0-21swapper/923:14:2439
1607899177165,10cyclictest0-21swapper/3322:46:2427
1607899177165,10cyclictest0-21swapper/3322:46:2427
1607599177146,22cyclictest0-21swapper/3021:00:5424
1607599177146,22cyclictest0-21swapper/3021:00:5424
1606399177172,4cyclictest0-21swapper/1919:59:5011
1605399177125,42cyclictest3610-21CPU4
1605399177125,42cyclictest3610-21CPU4
1605399177125,42cyclictest3610-21CPU4
1604899177132,42cyclictest2461-21CPU37
1604899177132,42cyclictest2461-21CPU37
1607399176171,4cyclictest0-21swapper/2820:14:0521
1607399176171,4cyclictest0-21swapper/2820:14:0521
1606399176172,2cyclictest0-21swapper/1922:37:1611
1606399176172,2cyclictest0-21swapper/1922:37:1611
1606399176164,9cyclictest0-21swapper/1922:14:1111
1606399176164,9cyclictest0-21swapper/1922:14:1111
1605599176161,8cyclictest171rcu_preempt22:26:315
1605599176161,8cyclictest171rcu_preempt22:26:315
1605599176161,8cyclictest171rcu_preempt22:26:305
1605399176155,12cyclictest171rcu_preempt19:32:004
1605399176155,12cyclictest171rcu_preempt19:32:004
1604499176173,2cyclictest0-21swapper/420:40:4434
1604499176173,2cyclictest0-21swapper/420:40:4434
1604099176172,2cyclictest0-21swapper/023:06:320
1604099176172,2cyclictest0-21swapper/023:06:310
1604099176163,11cyclictest0-21swapper/022:24:220
1604099176163,11cyclictest0-21swapper/022:24:220
160869917593,76cyclictest0-21swapper/3923:05:2233
160869917593,76cyclictest0-21swapper/3923:05:2233
160869917566,103cyclictest37265-21CPU33
160869917566,103cyclictest37265-21CPU33
1607599175170,4cyclictest0-21swapper/3020:58:0724
1607599175170,4cyclictest0-21swapper/3020:58:0724
1607599175170,4cyclictest0-21swapper/3019:39:4924
1607599175170,4cyclictest0-21swapper/3019:18:4324
1607599175170,4cyclictest0-21swapper/3019:18:4224
1607399175137,30cyclictest0-21swapper/2821:23:1321
1607399175137,30cyclictest0-21swapper/2821:23:1221
1606899175166,7cyclictest4398-21qemu-system-x8623:43:3517
1606899175166,7cyclictest4398-21qemu-system-x8623:43:3517
1605899175169,4cyclictest0-21swapper/1519:35:487
1605599175143,14cyclictest0-21swapper/1321:37:365
1605599175143,14cyclictest0-21swapper/1321:37:355
1605599175143,14cyclictest0-21swapper/1321:37:355
1605599175135,29cyclictest0-21swapper/1322:47:225
1605599175135,29cyclictest0-21swapper/1322:47:225
1605599175135,25cyclictest0-21swapper/1322:59:595
1605599175135,25cyclictest0-21swapper/1322:59:595
1605399175133,38cyclictest3548-21CPU4
1605399175133,38cyclictest3548-21CPU4
1604099175163,10cyclictest0-21swapper/022:37:500
1604099175163,10cyclictest0-21swapper/022:37:500
16086991742,162cyclictest37357-21CPU33
16086991742,162cyclictest37357-21CPU33
16086991741,170cyclictest0-21swapper/3922:20:0433
16086991741,170cyclictest0-21swapper/3922:20:0333
1607399174124,28cyclictest0-21swapper/2821:42:0121
1607399174124,28cyclictest0-21swapper/2821:42:0121
1605899174153,5cyclictest0-21swapper/1523:39:327
1605899174153,5cyclictest0-21swapper/1523:39:327
1605599174168,4cyclictest0-21swapper/1319:45:535
1605599174168,4cyclictest0-21swapper/1319:45:535
1605599174134,23cyclictest0-21swapper/1323:40:435
1605599174134,23cyclictest0-21swapper/1323:40:425
1605399174159,8cyclictest171rcu_preempt21:28:214
1605399174159,8cyclictest171rcu_preempt21:28:214
1604499174164,8cyclictest0-21swapper/422:50:0734
1604499174164,8cyclictest0-21swapper/422:50:0734
1604099174164,8cyclictest0-21swapper/000:37:160
1604099174164,8cyclictest0-21swapper/000:37:150
16086991730,92cyclictest0-21swapper/3919:45:1533
16086991730,92cyclictest0-21swapper/3919:45:1433
1607399173146,18cyclictest0-21swapper/2822:04:4921
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