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2026-04-10 - 20:47
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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 Apr 10, 2026 13:03:05)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1884799212204,6cyclictest0-21swapper/1309:20:195
1884799212204,6cyclictest0-21swapper/1309:20:195
1884799201190,8cyclictest0-21swapper/1309:10:565
1884799201190,8cyclictest0-21swapper/1309:10:565
1884799197191,4cyclictest0-21swapper/1309:17:225
1884799197191,4cyclictest0-21swapper/1309:17:225
1883999196192,2cyclictest12059-21sshd11:08:1835
1883999196192,2cyclictest12059-21sshd11:08:1835
1883999196183,8cyclictest0-21swapper/511:35:1935
1883999196183,8cyclictest0-21swapper/511:35:1835
1883999195188,5cyclictest1367-21dbus-daemon11:33:3635
1883999195188,5cyclictest1367-21dbus-daemon11:33:3635
1883999194183,9cyclictest0-21swapper/512:19:5535
1883999194183,9cyclictest0-21swapper/512:19:5435
1883999193188,3cyclictest0-21swapper/510:05:4635
1883999193188,3cyclictest0-21swapper/510:05:4635
1883999193188,3cyclictest0-21swapper/510:05:4535
1883999193184,7cyclictest0-21swapper/509:28:0635
1883999193184,7cyclictest0-21swapper/509:28:0535
1883999192186,4cyclictest0-21swapper/510:10:4735
1883999192186,4cyclictest0-21swapper/510:10:4735
1886099191181,8cyclictest0-21swapper/2210:47:4315
1886099191181,8cyclictest0-21swapper/2210:47:4315
1884799191171,11cyclictest3548-21CPU5
1884799191171,11cyclictest3548-21CPU5
1883999191170,19cyclictest0-21swapper/509:47:5535
1883999191170,19cyclictest0-21swapper/509:47:5535
1883999191170,19cyclictest0-21swapper/509:47:5535
1884799190182,6cyclictest0-21swapper/1312:09:405
1884799190182,6cyclictest0-21swapper/1312:09:395
1883999190182,4cyclictest3542-21CPU35
1883999190182,4cyclictest3542-21CPU35
1883999190180,8cyclictest0-21swapper/511:00:2135
1883999190180,8cyclictest0-21swapper/511:00:2035
1883999190180,8cyclictest0-21swapper/511:00:2035
1883999189182,5cyclictest0-21swapper/510:20:2535
1883999189182,5cyclictest0-21swapper/510:20:2435
1883999189181,6cyclictest0-21swapper/509:51:3335
1883999189181,6cyclictest0-21swapper/509:51:3335
1883999188181,5cyclictest0-21swapper/510:28:2235
1883999188181,5cyclictest0-21swapper/510:28:2235
1883999188181,5cyclictest0-21swapper/510:28:2235
1883999188181,4cyclictest0-21swapper/509:58:2635
1883999188181,4cyclictest0-21swapper/509:58:2535
1883999188180,5cyclictest0-21swapper/511:10:4035
1883999188180,5cyclictest0-21swapper/511:10:3935
1883999188180,5cyclictest0-21swapper/511:10:3935
1883999188180,5cyclictest0-21swapper/511:10:3935
1888099187176,9cyclictest0-21swapper/3912:28:4733
1888099187176,9cyclictest0-21swapper/3912:28:4733
1886899187176,7cyclictest2459-21CPU24
1886899187176,7cyclictest2459-21CPU24
1886099187181,4cyclictest0-21swapper/2212:25:1115
1886099187181,4cyclictest0-21swapper/2212:25:1015
1884799187177,7cyclictest0-21swapper/1310:16:465
1884799187177,7cyclictest0-21swapper/1310:16:465
1884799187177,7cyclictest0-21swapper/1310:16:465
1886099186176,7cyclictest0-21swapper/2209:20:3215
1886099186176,7cyclictest0-21swapper/2209:20:3115
1885599186141,38cyclictest4408-21CPU11
1885599186141,38cyclictest4408-21CPU11
1883999186180,4cyclictest0-21swapper/510:04:5635
1883999186180,4cyclictest0-21swapper/510:04:5635
1883999186180,4cyclictest0-21swapper/510:04:5635
1883999186180,4cyclictest0-21swapper/509:41:3235
1883999186180,4cyclictest0-21swapper/509:41:3135
1883999186180,4cyclictest0-21swapper/509:41:3135
1883999186179,5cyclictest0-21swapper/510:31:3735
1883999186179,5cyclictest0-21swapper/510:31:3635
1883999186179,5cyclictest0-21swapper/510:31:3635
1883999186176,8cyclictest0-21swapper/510:40:2135
1883999186176,8cyclictest0-21swapper/510:40:2135
1883999186176,8cyclictest0-21swapper/510:40:2135
1887599185164,16cyclictest0-21swapper/3611:47:0630
1887599185164,16cyclictest0-21swapper/3611:47:0630
1887199185180,3cyclictest0-21swapper/3209:56:4026
1887199185180,3cyclictest0-21swapper/3209:56:3926
1886699183170,8cyclictest0-21swapper/2811:27:1021
1886699183170,8cyclictest0-21swapper/2811:27:1021
1886699183170,8cyclictest0-21swapper/2811:27:0921
1886099183177,4cyclictest1360-21systemd-logind12:17:0115
1886099183177,4cyclictest1360-21systemd-logind12:17:0015
1883999183176,2cyclictest4408-21CPU35
1883999183176,2cyclictest4408-21CPU35
1883999183176,2cyclictest4408-21CPU35
1883999183175,5cyclictest0-21swapper/508:55:0035
1883999183175,5cyclictest0-21swapper/508:55:0035
1883999183174,7cyclictest0-21swapper/509:31:5435
1883999183174,7cyclictest0-21swapper/509:31:5435
1883999183170,11cyclictest0-21swapper/508:45:2835
1883999183170,11cyclictest0-21swapper/508:45:2735
1884799182168,8cyclictest171rcu_preempt11:52:265
1884799182168,8cyclictest171rcu_preempt11:52:255
1884799182168,8cyclictest171rcu_preempt11:52:255
1884799182151,17cyclictest0-21swapper/1309:40:365
1884799182151,17cyclictest0-21swapper/1309:40:365
1884799182151,17cyclictest0-21swapper/1309:40:355
1883999182175,5cyclictest0-21swapper/510:37:1835
1883999182175,5cyclictest0-21swapper/510:37:1835
1883999182175,5cyclictest0-21swapper/510:37:1835
1883699182174,6cyclictest0-21swapper/212:05:2112
1883699182174,6cyclictest0-21swapper/212:05:2112
1886099181174,5cyclictest0-21swapper/2212:22:5815
1886099181174,5cyclictest0-21swapper/2212:22:5815
1886099181174,5cyclictest0-21swapper/2212:22:5815
1888099180166,12cyclictest0-21swapper/3909:34:0633
1888099180166,12cyclictest0-21swapper/3909:34:0633
1886099180163,3cyclictest171rcu_preempt12:11:2515
1886099180163,3cyclictest171rcu_preempt12:11:2515
1886099180163,3cyclictest171rcu_preempt12:11:2515
1885999180169,9cyclictest0-21swapper/2110:43:4814
1885999180169,9cyclictest0-21swapper/2110:43:4814
1885999180169,9cyclictest0-21swapper/2110:43:4814
1885799180177,2cyclictest0-21swapper/2010:43:3313
1885799180177,2cyclictest0-21swapper/2010:43:3313
1885799180177,2cyclictest0-21swapper/2010:43:3313
1885799180170,6cyclictest0-21swapper/2008:40:0613
1885799180170,6cyclictest0-21swapper/2008:40:0513
1884799180171,6cyclictest0-21swapper/1308:04:495
1884799180171,6cyclictest0-21swapper/1308:04:495
1883999180171,5cyclictest37263-21CPU35
1883999180171,5cyclictest37263-21CPU35
1887599179173,4cyclictest0-21swapper/3612:10:2430
1887599179173,4cyclictest0-21swapper/3612:10:2330
1887599179173,4cyclictest0-21swapper/3612:10:2330
1887199179168,9cyclictest0-21swapper/3212:01:0926
1887199179168,9cyclictest0-21swapper/3212:01:0826
1886899179174,4cyclictest0-21swapper/3007:40:2924
1886699179129,31cyclictest3609-21CPU21
1886699179129,31cyclictest3609-21CPU21
1886699179129,31cyclictest3609-21CPU21
1884799179170,7cyclictest0-21swapper/1311:36:415
1884799179170,7cyclictest0-21swapper/1311:36:415
1884799179159,7cyclictest171rcu_preempt08:09:135
1884799179159,7cyclictest171rcu_preempt08:09:135
1883999179172,6cyclictest0-21swapper/510:55:1935
1883999179172,6cyclictest0-21swapper/510:55:1935
1883999179172,6cyclictest0-21swapper/510:55:1935
1883999179171,4cyclictest2459-21CPU35
1883999179171,4cyclictest2459-21CPU35
1883999179167,9cyclictest0-21swapper/511:45:2735
1883999179167,9cyclictest0-21swapper/511:45:2735
1883999179160,17cyclictest0-21swapper/512:23:4935
1883999179160,17cyclictest0-21swapper/512:23:4935
1883999179160,17cyclictest0-21swapper/512:23:4935
1887599178172,4cyclictest0-21swapper/3611:53:2830
1887599178172,4cyclictest0-21swapper/3611:53:2730
1887599178172,4cyclictest0-21swapper/3611:53:2730
1887599178171,5cyclictest9361-21sh12:04:3230
1887599178171,5cyclictest9361-21sh12:04:3230
1886099178169,3cyclictest0-21swapper/2211:19:4215
1886099178169,3cyclictest0-21swapper/2211:19:4215
1885999178153,23cyclictest0-21swapper/2111:34:4914
1885999178153,23cyclictest0-21swapper/2111:34:4914
1884799178158,10cyclictest171rcu_preempt10:01:195
1884799178158,10cyclictest171rcu_preempt10:01:195
1884799178158,10cyclictest171rcu_preempt10:01:195
1884499178166,10cyclictest0-21swapper/1010:28:412
1884499178166,10cyclictest0-21swapper/1010:28:402
1884499178166,10cyclictest0-21swapper/1010:28:402
1883999178173,4cyclictest0-21swapper/509:37:0635
1883999178173,4cyclictest0-21swapper/509:37:0635
1883999178173,4cyclictest0-21swapper/509:37:0635
1883999178172,4cyclictest0-21swapper/508:10:1235
1883999178172,4cyclictest0-21swapper/508:10:1235
1883999178171,6cyclictest0-21swapper/511:26:2335
1883999178171,6cyclictest0-21swapper/511:26:2235
1883999178171,6cyclictest0-21swapper/511:26:2235
1883999178170,7cyclictest0-21swapper/510:46:3635
1883999178170,7cyclictest0-21swapper/510:46:3635
1886399177160,10cyclictest0-21swapper/2512:11:4418
1886399177160,10cyclictest0-21swapper/2512:11:4318
1886399177160,10cyclictest0-21swapper/2512:11:4318
1886199177173,2cyclictest0-21swapper/2310:10:1416
1886199177173,2cyclictest0-21swapper/2310:10:1416
1886099177172,4cyclictest0-21swapper/2212:32:5215
1886099177172,4cyclictest0-21swapper/2212:32:5115
1886099177170,6cyclictest0-21swapper/2207:50:3615
1886099177170,6cyclictest0-21swapper/2207:50:3515
1886099177168,6cyclictest0-21swapper/2210:26:0115
1886099177168,6cyclictest0-21swapper/2210:26:0015
1886099177168,6cyclictest0-21swapper/2210:26:0015
1884999177171,4cyclictest0-21swapper/1412:11:286
1884999177171,4cyclictest0-21swapper/1412:11:286
1884999177171,4cyclictest0-21swapper/1412:11:286
1883999177170,5cyclictest0-21swapper/507:20:2935
1883999177170,5cyclictest0-21swapper/507:20:2835
1888099176104,68cyclictest3547-21CPU33
1888099176104,68cyclictest3547-21CPU33
1886899176170,4cyclictest0-21swapper/3007:39:1024
1886899176170,4cyclictest0-21swapper/3007:39:1024
1886699176136,29cyclictest2459-21CPU21
1886699176136,29cyclictest2459-21CPU21
1886099176169,5cyclictest0-21swapper/2212:35:5715
1886099176169,5cyclictest0-21swapper/2212:35:5715
1886099176169,5cyclictest0-21swapper/2212:35:5715
1886099176169,5cyclictest0-21swapper/2212:35:5715
1884799176158,10cyclictest171rcu_preempt08:11:505
1884799176158,10cyclictest171rcu_preempt08:11:495
1888099175170,4cyclictest0-21swapper/3908:17:3933
1888099175170,4cyclictest0-21swapper/3908:17:3933
1887199175163,10cyclictest0-21swapper/3209:24:4926
1887199175163,10cyclictest0-21swapper/3209:24:4826
1886899175168,4cyclictest0-21swapper/3011:22:2224
1886899175168,4cyclictest0-21swapper/3011:22:2124
1886899175168,4cyclictest0-21swapper/3008:04:5224
1886899175168,4cyclictest0-21swapper/3008:04:5224
1886899175161,9cyclictest0-21swapper/3009:37:5424
1886899175161,9cyclictest0-21swapper/3009:37:5424
1886899175161,9cyclictest0-21swapper/3009:37:5324
1886899175153,19cyclictest0-21swapper/3009:17:1324
1886899175153,19cyclictest0-21swapper/3009:17:1324
1886699175137,20cyclictest0-21swapper/2809:16:4721
1886699175137,20cyclictest0-21swapper/2809:16:4721
1886699175134,23cyclictest0-21swapper/2809:41:5921
1886699175134,23cyclictest0-21swapper/2809:41:5921
1886699175134,23cyclictest0-21swapper/2809:41:5821
1885999175159,14cyclictest0-21swapper/2111:44:4814
1885999175159,14cyclictest0-21swapper/2111:44:4814
1885999175159,14cyclictest0-21swapper/2111:44:4814
1884799175142,20cyclictest0-21swapper/1310:21:455
1884799175142,20cyclictest0-21swapper/1310:21:445
1884799175139,21cyclictest0-21swapper/1312:02:395
1884799175139,21cyclictest0-21swapper/1312:02:385
1886899174142,9cyclictest0-21swapper/3009:28:0424
1886899174142,9cyclictest0-21swapper/3009:28:0424
1886099174169,4cyclictest0-21swapper/2207:58:3015
1884799174143,18cyclictest0-21swapper/1311:17:575
1884799174143,18cyclictest0-21swapper/1311:17:575
1888099173130,40cyclictest37268-21CPU33
1888099173130,40cyclictest37268-21CPU33
1887599173161,10cyclictest0-21swapper/3610:31:3530
1887599173161,10cyclictest0-21swapper/3610:31:3430
1887599173161,10cyclictest0-21swapper/3610:31:3430
1887199173163,7cyclictest0-21swapper/3212:27:3026
1887199173163,7cyclictest0-21swapper/3212:27:2926
1886699173138,13cyclictest0-21swapper/2809:33:0621
1886699173138,13cyclictest0-21swapper/2809:33:0521
1886399173167,4cyclictest0-21swapper/2507:45:2818
1886399173167,4cyclictest0-21swapper/2507:45:2818
1886399173147,19cyclictest0-21swapper/2511:31:2118
1886399173147,19cyclictest0-21swapper/2511:31:2018
1884999173155,10cyclictest0-21swapper/1410:44:146
1884999173155,10cyclictest0-21swapper/1410:44:136
1884999173155,10cyclictest0-21swapper/1410:44:136
1884799173138,22cyclictest0-21swapper/1309:55:535
1884799173138,22cyclictest0-21swapper/1309:55:525
1884499173168,3cyclictest0-21swapper/1012:15:092
1883999173167,4cyclictest0-21swapper/510:15:5035
1883999173167,4cyclictest0-21swapper/510:15:5035
1883999173167,4cyclictest0-21swapper/510:15:5035
1887599172168,2cyclictest23777-21sshd12:16:1130
1887599172168,2cyclictest23777-21sshd12:16:1130
1886899172159,10cyclictest0-21swapper/3009:47:5824
1886899172159,10cyclictest0-21swapper/3009:47:5824
1886899172159,10cyclictest0-21swapper/3009:47:5824
1885999172167,4cyclictest0-21swapper/2112:14:5014
1885999172167,4cyclictest0-21swapper/2112:14:4914
1885999172167,4cyclictest0-21swapper/2112:14:4914
1885299172164,4cyclictest2459-21CPU9
1885299172164,4cyclictest2459-21CPU9
1884799172152,11cyclictest171rcu_preempt08:35:465
1884799172152,11cyclictest171rcu_preempt08:35:465
1884799172145,12cyclictest171rcu_preempt10:54:135
1884799172145,12cyclictest171rcu_preempt10:54:125
1884799172143,16cyclictest0-21swapper/1310:29:475
1884799172143,16cyclictest0-21swapper/1310:29:465
1884799172143,16cyclictest0-21swapper/1310:29:465
1884799172136,14cyclictest0-21swapper/1310:58:225
1884799172136,14cyclictest0-21swapper/1310:58:225
1884799172136,14cyclictest0-21swapper/1310:58:225
1884799172132,21cyclictest0-21swapper/1312:16:145
1884799172132,21cyclictest0-21swapper/1312:16:135
1884499172165,6cyclictest0-21swapper/1011:16:232
1884499172165,6cyclictest0-21swapper/1011:16:222
1888099171127,18cyclictest0-21swapper/3909:12:5833
1888099171127,18cyclictest0-21swapper/3909:12:5733
1888099171122,37cyclictest0-21swapper/3907:58:3233
1887599171163,6cyclictest0-21swapper/3612:00:0230
1887599171163,6cyclictest0-21swapper/3612:00:0130
1887599171163,6cyclictest0-21swapper/3612:00:0130
1886899171165,4cyclictest0-21swapper/3007:59:0124
1886699171147,15cyclictest0-21swapper/2812:31:3721
1886699171147,15cyclictest0-21swapper/2812:31:3721
1886699171144,13cyclictest0-21swapper/2811:07:1321
1886699171144,13cyclictest0-21swapper/2811:07:1221
1886699171138,8cyclictest0-21swapper/2807:55:3621
1886699171136,17cyclictest5578-21kworker/u81:5+events_unbound10:20:5321
1886699171136,17cyclictest5578-21kworker/u81:5+events_unbound10:20:5321
1886099171164,5cyclictest0-21swapper/2207:41:5915
1884799171134,17cyclictest0-21swapper/1311:46:445
1884799171134,17cyclictest0-21swapper/1311:46:445
1884799171127,23cyclictest0-21swapper/1312:23:335
1884799171127,23cyclictest0-21swapper/1312:23:335
1884799171127,23cyclictest0-21swapper/1312:23:325
1883999171163,7cyclictest0-21swapper/508:15:3635
1883999171163,7cyclictest0-21swapper/508:15:3635
1883999171163,4cyclictest2466-21CPU35
1883999171163,4cyclictest2466-21CPU35
188809917032,130cyclictest0-21swapper/3907:30:0333
188809917032,130cyclictest0-21swapper/3907:30:0233
1888099170156,13cyclictest0-21swapper/3911:32:3533
1888099170156,13cyclictest0-21swapper/3911:32:3433
1887599170163,5cyclictest0-21swapper/3608:40:1730
1887599170163,5cyclictest0-21swapper/3608:40:1730
1886899170158,9cyclictest0-21swapper/3011:40:1924
1886899170158,9cyclictest0-21swapper/3011:40:1924
1886899170158,9cyclictest0-21swapper/3011:40:1924
1886699170162,7cyclictest0-21swapper/2812:08:1321
1886699170162,7cyclictest0-21swapper/2812:08:1221
1886699170150,6cyclictest0-21swapper/2810:05:0421
1886699170150,6cyclictest0-21swapper/2810:05:0321
1886699170150,6cyclictest0-21swapper/2810:05:0321
1886699170142,12cyclictest171rcu_preempt11:59:1821
1886699170142,12cyclictest171rcu_preempt11:59:1721
1886699170142,12cyclictest171rcu_preempt11:59:1721
1886699170137,17cyclictest0-21swapper/2810:16:0221
1886699170137,17cyclictest0-21swapper/2810:16:0221
1886699170137,17cyclictest0-21swapper/2810:16:0221
1886099170165,4cyclictest0-21swapper/2207:45:1615
1886099170165,4cyclictest0-21swapper/2207:45:1515
1886099170151,17cyclictest0-21swapper/2207:10:2615
1886099170151,17cyclictest0-21swapper/2207:10:2615
1885999170147,21cyclictest0-21swapper/2109:44:4414
1885999170147,21cyclictest0-21swapper/2109:44:4314
1885999170147,21cyclictest0-21swapper/2109:44:4314
1884799170135,18cyclictest0-21swapper/1312:32:045
1884799170135,18cyclictest0-21swapper/1312:32:035
1884799170127,22cyclictest3547-21CPU5
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1886899169150,16cyclictest2462-21CPU24
1886899169150,16cyclictest2462-21CPU24
1886699169136,29cyclictest2456-21CPU21
1886699169136,29cyclictest2456-21CPU21
1886699169136,29cyclictest2456-21CPU21
1884799169140,25cyclictest3610-21CPU5
1884799169140,25cyclictest3610-21CPU5
1884799169140,17cyclictest0-21swapper/1312:38:505
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1884799169115,39cyclictest2454-21CPU5
1884799169115,39cyclictest2454-21CPU5
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1883999169160,7cyclictest0-21swapper/508:07:1035
1886699168154,11cyclictest1360-21systemd-logind11:53:0121
1886699168154,11cyclictest1360-21systemd-logind11:53:0121
1886699168154,11cyclictest1360-21systemd-logind11:53:0121
1886699168152,9cyclictest171rcu_preempt07:10:4021
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1886699168137,18cyclictest0-21swapper/2811:45:3421
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1886699168131,15cyclictest0-21swapper/2810:47:3521
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1886699168130,18cyclictest0-21swapper/2811:31:4121
1886699168130,18cyclictest0-21swapper/2811:31:4121
1886699168130,14cyclictest0-21swapper/2810:33:3221
1886699168130,14cyclictest0-21swapper/2810:33:3221
1886699168130,14cyclictest0-21swapper/2810:33:3221
1886699168130,11cyclictest0-21swapper/2812:15:3321
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1886699168126,12cyclictest0-21swapper/2811:00:5321
1886699168126,12cyclictest0-21swapper/2811:00:5321
1886699168126,12cyclictest0-21swapper/2811:00:5321
1886399168160,7cyclictest0-21swapper/2511:38:1218
1886399168160,7cyclictest0-21swapper/2511:38:1218
1886099168158,8cyclictest0-21swapper/2211:35:4115
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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