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2025-11-20 - 09:54
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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 Nov 20, 2025 01:02:04)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3255699290283,4cyclictest15978-21CPU26
3255699290283,4cyclictest15978-21CPU26
3255699290283,4cyclictest15978-21CPU26
32522992234,208cyclictest37156-21inotify_reader20:55:157
3256299220217,2cyclictest0-21swapper/3721:06:2431
3256299220217,2cyclictest0-21swapper/3721:06:2431
3256299220217,2cyclictest0-21swapper/3721:06:2331
3254599218213,3cyclictest0-21swapper/2820:30:2521
3254599218213,3cyclictest0-21swapper/2820:30:2521
3255699217208,5cyclictest15833-21rm23:10:2026
3255699217208,5cyclictest15833-21rm23:10:2026
3255699217208,5cyclictest15833-21rm23:10:2026
32506992151,210cyclictest0-21swapper/219:55:2112
32506992151,210cyclictest0-21swapper/219:55:2112
32506992140,206cyclictest0-21swapper/220:01:0012
325129921274,128cyclictest3859-21inotify_reader21:45:1637
325129921274,128cyclictest3859-21inotify_reader21:45:1637
325129921274,128cyclictest3859-21inotify_reader21:45:1537
32506992114,76cyclictest0-21swapper/220:55:1612
325099920830,98cyclictest9334-21CPU34
325099920830,98cyclictest9334-21CPU34
325339920792,111cyclictest0-21swapper/2223:05:1715
325339920792,111cyclictest0-21swapper/2223:05:1715
325089920324,163cyclictest24322-21inotify_reader21:30:1723
325089920324,163cyclictest24322-21inotify_reader21:30:1723
3252699201183,11cyclictest0-21swapper/1919:45:0111
3252699201183,11cyclictest0-21swapper/1919:45:0011
3251799200160,37cyclictest0-21swapper/1121:50:563
3251799200160,37cyclictest0-21swapper/1121:50:563
3251799200160,37cyclictest0-21swapper/1121:50:563
3253399199189,9cyclictest0-21swapper/2221:33:3015
3253399199189,9cyclictest0-21swapper/2221:33:3015
325139919947,137cyclictest15984-21CPU38
325139919947,137cyclictest15984-21CPU38
325549919741,128cyclictest0-21swapper/3122:10:0925
325549919741,128cyclictest0-21swapper/3122:10:0925
325549919741,128cyclictest0-21swapper/3122:10:0925
325179919796,92cyclictest8899-21TaskSchedulerSi23:00:193
325179919796,92cyclictest8899-21TaskSchedulerSi23:00:193
325179919796,92cyclictest8899-21TaskSchedulerSi23:00:193
3254999196192,2cyclictest0-21swapper/2922:25:1822
3254999196192,2cyclictest0-21swapper/2922:25:1822
3253399195183,9cyclictest0-21swapper/2223:48:4215
3253399195183,9cyclictest0-21swapper/2223:48:4215
32549991948,170cyclictest40239-21NetworkChangeNo20:45:1922
32549991948,170cyclictest40239-21NetworkChangeNo20:45:1922
3253399194186,6cyclictest0-21swapper/2222:07:1015
3253399194186,6cyclictest0-21swapper/2222:07:1015
325149919437,149cyclictest0-21swapper/922:15:2039
325149919437,149cyclictest0-21swapper/922:15:2039
32564991931,188cyclictest33191-21TaskSchedulerSi21:50:2033
32564991931,188cyclictest33191-21TaskSchedulerSi21:50:2033
32564991931,188cyclictest33191-21TaskSchedulerSi21:50:1933
3251499193175,14cyclictest0-21swapper/922:35:3539
3251499193175,14cyclictest0-21swapper/922:35:3539
32564991922,4cyclictest4908-21CPU33
32564991922,4cyclictest4908-21CPU33
32564991922,4cyclictest4908-21CPU33
3256299192171,17cyclictest0-21swapper/3722:40:1931
3256299192171,17cyclictest0-21swapper/3722:40:1931
3256299192171,17cyclictest0-21swapper/3722:40:1931
3255699192177,12cyclictest5015-21NetworkChangeNo20:10:1926
3255699192177,12cyclictest5015-21NetworkChangeNo20:10:1926
3255899190152,35cyclictest0-21swapper/3423:36:4628
3255899190152,35cyclictest0-21swapper/3423:36:4628
3255899190152,35cyclictest0-21swapper/3423:36:4628
3255699190177,11cyclictest0-21swapper/3222:25:3226
3255699190177,11cyclictest0-21swapper/3222:25:3226
3253399190177,11cyclictest0-21swapper/2223:33:3515
3253399190177,11cyclictest0-21swapper/2223:33:3415
3253399190177,11cyclictest0-21swapper/2223:33:3415
3255699189177,8cyclictest3592-21inotify_reader22:15:1826
3255699189177,8cyclictest3592-21inotify_reader22:15:1826
3254999189171,14cyclictest15978-21CPU22
32545991891,5cyclictest24274-21inotify_reader00:00:1921
32545991891,5cyclictest24274-21inotify_reader00:00:1921
32545991891,5cyclictest24274-21inotify_reader00:00:1821
3253399189173,13cyclictest0-21swapper/2223:54:2715
3253399189173,13cyclictest0-21swapper/2223:54:2615
3253399189173,13cyclictest0-21swapper/2223:54:2615
32517991893,179cyclictest4906-21CPU3
32517991893,179cyclictest4906-21CPU3
3253399188179,7cyclictest0-21swapper/2223:23:4615
3253399188179,7cyclictest0-21swapper/2223:23:4615
3253399188179,7cyclictest0-21swapper/2223:23:4615
32520991881,91cyclictest0-21swapper/1323:05:185
32520991881,91cyclictest0-21swapper/1323:05:185
32522991871,91cyclictest0-21swapper/1522:20:147
32522991871,91cyclictest0-21swapper/1522:20:147
32522991871,91cyclictest0-21swapper/1522:20:147
32564991861,179cyclictest0-21swapper/3921:15:1533
32564991861,179cyclictest0-21swapper/3921:15:1533
32564991861,179cyclictest0-21swapper/3921:15:1533
32545991861,162cyclictest0-21swapper/2822:05:1821
32545991861,162cyclictest0-21swapper/2822:05:1721
3252699185179,3cyclictest36794-21nfsd22:00:0011
3252699185179,3cyclictest36794-21nfsd22:00:0011
3252599185171,9cyclictest0-21swapper/1821:25:1610
3252599185171,9cyclictest0-21swapper/1821:25:1610
32506991851,181cyclictest0-21swapper/219:55:0312
32564991841,69cyclictest0-21swapper/3922:25:1733
32564991841,69cyclictest0-21swapper/3922:25:1733
3255699184176,5cyclictest15984-21CPU26
3255699184176,5cyclictest15984-21CPU26
3253399183170,11cyclictest0-21swapper/2200:21:2615
3253399183170,11cyclictest0-21swapper/2200:21:2615
3253399183170,11cyclictest0-21swapper/2200:21:2615
3252599183177,3cyclictest15983-21CPU10
3252599183177,3cyclictest15983-21CPU10
3252599183177,3cyclictest15983-21CPU10
3252599183172,8cyclictest0-21swapper/1821:38:3510
3252599183172,8cyclictest0-21swapper/1821:38:3410
3252599183172,8cyclictest0-21swapper/1821:38:3410
3251699183162,16cyclictest0-21swapper/1023:25:222
3251699183162,16cyclictest0-21swapper/1023:25:222
3251699183162,16cyclictest0-21swapper/1023:25:222
3251499183162,18cyclictest1581-21rs:main39
3251499183162,18cyclictest1581-21rs:main39
3251499183162,18cyclictest1581-21rs:main39
3255699182172,6cyclictest15983-21CPU26
3255699182172,6cyclictest15983-21CPU26
3255699182172,6cyclictest15983-21CPU26
3252599182177,3cyclictest0-21swapper/1821:22:1710
3252599182177,3cyclictest0-21swapper/1821:22:1710
3252599182177,3cyclictest0-21swapper/1821:22:1710
32522991824,97cyclictest15978-21CPU7
32522991824,97cyclictest15978-21CPU7
3251699182132,27cyclictest0-21swapper/1022:34:342
3251699182132,27cyclictest0-21swapper/1022:34:342
32520991811,5cyclictest0-21swapper/1323:25:205
32520991811,5cyclictest0-21swapper/1323:25:205
32520991811,5cyclictest0-21swapper/1323:25:205
32520991811,104cyclictest0-21swapper/1321:20:175
32520991811,104cyclictest0-21swapper/1321:20:175
32520991811,104cyclictest0-21swapper/1321:20:165
3251499181157,10cyclictest171rcu_preempt22:20:3539
3251499181157,10cyclictest171rcu_preempt22:20:3539
3251499181157,10cyclictest171rcu_preempt22:20:3539
32506991811,175cyclictest0-21swapper/223:25:1512
32506991811,175cyclictest0-21swapper/223:25:1512
32506991811,175cyclictest0-21swapper/223:25:1512
32564991803,5cyclictest15985-21CPU33
32564991803,5cyclictest15985-21CPU33
3255699180158,19cyclictest0-21swapper/3200:15:1926
3255699180158,19cyclictest0-21swapper/3200:15:1926
3255699180158,19cyclictest0-21swapper/3200:15:1926
3253399180151,27cyclictest0-21swapper/2222:30:2915
3253399180151,27cyclictest0-21swapper/2222:30:2915
325209918015,148cyclictest35544-21inotify_reader20:50:225
325209918015,148cyclictest35544-21inotify_reader20:50:225
325149918065,103cyclictest27193-21inotify_reader20:35:1939
325149918065,103cyclictest27193-21inotify_reader20:35:1939
3251499180129,41cyclictest0-21swapper/922:55:2439
3251499180129,41cyclictest0-21swapper/922:55:2439
3251499180129,41cyclictest0-21swapper/922:55:2439
3253399179112,47cyclictest0-21swapper/2219:55:1515
3253399179112,47cyclictest0-21swapper/2219:55:1515
32522991797,135cyclictest15985-21CPU7
32522991797,135cyclictest15985-21CPU7
32522991797,135cyclictest15985-21CPU7
3252299179102,61cyclictest0-21swapper/1523:15:407
3252299179102,61cyclictest0-21swapper/1523:15:407
3252299179102,61cyclictest0-21swapper/1523:15:407
3251699179160,12cyclictest171rcu_preempt20:55:392
3251699179136,26cyclictest0-21swapper/1023:47:432
3251699179136,26cyclictest0-21swapper/1023:47:432
325549917872,101cyclictest0-21swapper/3123:00:2125
325549917872,101cyclictest0-21swapper/3123:00:2125
325549917872,101cyclictest0-21swapper/3123:00:2125
3255699177171,4cyclictest0-21swapper/3222:21:2426
3255699177171,4cyclictest0-21swapper/3222:21:2426
3255699177171,4cyclictest0-21swapper/3222:21:2426
3253399177165,10cyclictest0-21swapper/2200:34:4015
3253399177165,10cyclictest0-21swapper/2200:34:4015
3253399177162,9cyclictest0-21swapper/2200:05:2515
3253399177162,9cyclictest0-21swapper/2200:05:2415
3253399177162,9cyclictest0-21swapper/2200:05:2415
32517991771,172cyclictest15982-21CPU3
32517991771,172cyclictest15982-21CPU3
32517991771,172cyclictest15982-21CPU3
32517991771,171cyclictest0-21swapper/1122:10:163
32517991771,171cyclictest0-21swapper/1122:10:163
32517991771,171cyclictest0-21swapper/1122:10:163
32517991770,2cyclictest0-21swapper/1121:22:453
32517991770,2cyclictest0-21swapper/1121:22:453
32517991770,2cyclictest0-21swapper/1121:22:453
325069917776,97cyclictest0-21swapper/221:34:5812
325069917776,97cyclictest0-21swapper/221:34:5712
325549917652,120cyclictest0-21swapper/3121:10:1725
325549917652,120cyclictest0-21swapper/3121:10:1725
325549917652,120cyclictest0-21swapper/3121:10:1625
3253399176157,17cyclictest0-21swapper/2223:00:3515
3253399176157,17cyclictest0-21swapper/2223:00:3515
3253399176157,17cyclictest0-21swapper/2223:00:3515
32517991762,163cyclictest4911-21CPU3
32517991762,163cyclictest4911-21CPU3
32517991762,163cyclictest4911-21CPU3
3251699176152,10cyclictest0-21swapper/1021:55:012
3251699176152,10cyclictest0-21swapper/1021:55:012
3251699176152,10cyclictest0-21swapper/1021:55:012
3251499176136,38cyclictest0-21swapper/922:35:0139
3251499176136,38cyclictest0-21swapper/922:35:0139
32506991761,171cyclictest15985-21CPU12
32506991761,171cyclictest15985-21CPU12
325069917610,162cyclictest15978-21CPU12
325069917610,162cyclictest15978-21CPU12
325069917610,162cyclictest15978-21CPU12
3255699175170,3cyclictest0-21swapper/3222:10:0126
3255699175170,3cyclictest0-21swapper/3222:10:0126
3253399175159,14cyclictest0-21swapper/2222:22:2615
3253399175159,14cyclictest0-21swapper/2222:22:2615
3253399175159,14cyclictest0-21swapper/2222:22:2615
3252599175169,4cyclictest0-21swapper/1819:24:4410
3252599175169,4cyclictest0-21swapper/1819:24:4410
3252599175133,28cyclictest4637-21CPU10
3252599175133,28cyclictest4637-21CPU10
3252599175133,28cyclictest4637-21CPU10
32517991750,103cyclictest28007-21fschecks_time00:10:203
32517991750,103cyclictest28007-21fschecks_time00:10:193
32517991750,103cyclictest28007-21fschecks_time00:10:193
3251499175153,20cyclictest0-21swapper/923:47:2639
3251499175153,20cyclictest0-21swapper/923:47:2539
325089917540,111cyclictest28649-21inotify_reader00:05:2023
325089917540,111cyclictest28649-21inotify_reader00:05:2023
325089917540,111cyclictest28649-21inotify_reader00:05:2023
3250699175127,45cyclictest0-21swapper/200:25:4212
3250699175127,45cyclictest0-21swapper/200:25:4212
32506991750,167cyclictest0-21swapper/221:05:1912
32506991750,167cyclictest0-21swapper/221:05:1812
32506991750,167cyclictest0-21swapper/221:05:1812
3255699174167,5cyclictest0-21swapper/3222:58:4526
3255699174167,5cyclictest0-21swapper/3222:58:4426
3255699174167,5cyclictest0-21swapper/3222:58:4426
3253399174160,10cyclictest15981-21CPU15
3253399174160,10cyclictest15981-21CPU15
3253399174157,14cyclictest0-21swapper/2200:17:4815
3253399174157,14cyclictest0-21swapper/2200:17:4815
3253399174157,14cyclictest0-21swapper/2200:17:4815
3251799174126,38cyclictest0-21swapper/1100:07:243
3251799174126,38cyclictest0-21swapper/1100:07:243
3251799174126,38cyclictest0-21swapper/1100:07:243
3251699174160,7cyclictest0-21swapper/1022:14:202
3251699174160,7cyclictest0-21swapper/1022:14:202
3251699174160,7cyclictest0-21swapper/1022:14:202
3251699174160,12cyclictest0-21swapper/1021:30:502
3251699174160,12cyclictest0-21swapper/1021:30:502
3255699173166,5cyclictest0-21swapper/3220:05:5626
3255699173166,5cyclictest0-21swapper/3220:05:5626
3251899173169,2cyclictest0-21swapper/1222:20:004
3251899173169,2cyclictest0-21swapper/1222:20:004
325179917399,70cyclictest6937-21inotify_reader00:35:193
325179917399,70cyclictest6937-21inotify_reader00:35:183
325179917399,70cyclictest6937-21inotify_reader00:35:183
325179917388,81cyclictest11707-21inotify_reader22:00:203
325179917388,81cyclictest11707-21inotify_reader22:00:203
325179917388,81cyclictest11707-21inotify_reader22:00:203
32517991731,68cyclictest0-21swapper/1122:15:163
32517991731,68cyclictest0-21swapper/1122:15:153
32517991731,167cyclictest11904-21CPU3
32517991731,167cyclictest11904-21CPU3
32517991731,167cyclictest11904-21CPU3
3251699173158,7cyclictest171rcu_preempt23:33:412
3251699173158,7cyclictest171rcu_preempt23:33:412
3251699173158,7cyclictest171rcu_preempt23:33:412
3251699173151,14cyclictest171rcu_preempt00:01:092
3251699173151,14cyclictest171rcu_preempt00:01:092
3251699173151,14cyclictest171rcu_preempt00:01:092
3251499173140,13cyclictest0-21swapper/900:19:5739
3251499173140,13cyclictest0-21swapper/900:19:5739
3251499173140,13cyclictest0-21swapper/900:19:5639
3250899173167,4cyclictest15981-21CPU23
3250899173167,4cyclictest15981-21CPU23
3250899173167,4cyclictest15981-21CPU23
3250399173170,2cyclictest0-21swapper/122:10:121
3250399173170,2cyclictest0-21swapper/122:10:121
3250399173170,2cyclictest0-21swapper/122:10:121
3253399172155,6cyclictest0-21swapper/2220:57:4915
3252599172165,5cyclictest0-21swapper/1800:32:4510
3252599172165,5cyclictest0-21swapper/1800:32:4510
32522991721,111cyclictest14859-21inotify_reader22:25:177
32522991721,111cyclictest14859-21inotify_reader22:25:177
32522991721,100cyclictest0-21swapper/1500:05:207
32522991721,100cyclictest0-21swapper/1500:05:207
32522991721,100cyclictest0-21swapper/1500:05:197
32517991721,94cyclictest0-21swapper/1122:20:143
32517991721,94cyclictest0-21swapper/1122:20:143
32517991721,94cyclictest0-21swapper/1122:20:143
3251499172136,27cyclictest0-21swapper/923:57:4439
3251499172136,27cyclictest0-21swapper/923:57:4439
3251499172136,27cyclictest0-21swapper/923:57:4439
32506991721,167cyclictest0-21swapper/222:20:1312
32506991721,167cyclictest0-21swapper/222:20:1312
32506991721,167cyclictest0-21swapper/222:20:1312
32564991711,166cyclictest0-21swapper/3922:20:1833
32564991711,166cyclictest0-21swapper/3922:20:1833
32564991711,166cyclictest0-21swapper/3922:20:1733
3256299171155,12cyclictest4634-21CPU31
3256299171155,12cyclictest4634-21CPU31
3256299171155,12cyclictest4634-21CPU31
3255699171145,18cyclictest0-21swapper/3223:40:2126
3255699171145,18cyclictest0-21swapper/3223:40:2026
32517991712,87cyclictest15979-21CPU3
32517991712,87cyclictest15979-21CPU3
3251799171104,58cyclictest0-21swapper/1121:59:183
3251799171104,58cyclictest0-21swapper/1121:59:183
3251699171162,7cyclictest0-21swapper/1019:24:022
3251699171162,7cyclictest0-21swapper/1019:24:022
3251499171121,22cyclictest0-21swapper/922:08:3139
3251499171121,22cyclictest0-21swapper/922:08:3139
3251499171115,24cyclictest0-21swapper/923:27:0139
3251499171115,24cyclictest0-21swapper/923:27:0139
3251499171115,24cyclictest0-21swapper/923:27:0139
3251399171106,44cyclictest3640-21TaskSchedulerSi21:10:2038
3251399171106,44cyclictest3640-21TaskSchedulerSi21:10:2038
3251399171106,44cyclictest3640-21TaskSchedulerSi21:10:2038
32506991712,160cyclictest11900-21CPU12
32506991712,160cyclictest11900-21CPU12
3256499170104,63cyclictest37468-21TaskSchedulerSi22:55:2033
3256499170104,63cyclictest37468-21TaskSchedulerSi22:55:2033
3256499170104,63cyclictest37468-21TaskSchedulerSi22:55:2033
3255699170161,7cyclictest0-21swapper/3223:15:1326
3255699170161,7cyclictest0-21swapper/3223:15:1326
3255699170161,7cyclictest0-21swapper/3223:15:1326
325339917078,87cyclictest15984-21CPU15
325339917078,87cyclictest15984-21CPU15
3253399170160,9cyclictest0-21swapper/2220:20:4815
3253399170160,9cyclictest0-21swapper/2220:20:4815
325319917049,113cyclictest33225-21inotify_reader20:05:1814
325319917049,113cyclictest33225-21inotify_reader20:05:1814
3252599170165,4cyclictest0-21swapper/1821:05:4110
3252599170165,4cyclictest0-21swapper/1821:05:4110
3252599170165,4cyclictest0-21swapper/1821:05:4110
3252599170151,15cyclictest15984-21CPU10
3252599170151,15cyclictest15984-21CPU10
3252599170151,15cyclictest15984-21CPU10
3251699170120,24cyclictest0-21swapper/1021:06:052
3251699170120,24cyclictest0-21swapper/1021:06:042
3251699170120,24cyclictest0-21swapper/1021:06:042
3251699170119,23cyclictest0-21swapper/1021:16:392
3251699170119,23cyclictest0-21swapper/1021:16:392
3251699170119,23cyclictest0-21swapper/1021:16:382
3251499170124,19cyclictest0-21swapper/919:48:4239
3251499170124,19cyclictest0-21swapper/919:48:4139
32513991708,149cyclictest0-21swapper/821:00:1938
325069917079,70cyclictest15957-21qemu-system-x8623:50:2112
325069917079,70cyclictest15957-21qemu-system-x8623:50:2112
325069917079,70cyclictest15957-21qemu-system-x8623:50:2112
3250699170102,65cyclictest3083-21qemu-system-x8623:55:1012
3250699170102,65cyclictest3083-21qemu-system-x8623:55:1012
3250699170102,65cyclictest3083-21qemu-system-x8623:55:1012
3256299169163,4cyclictest0-21swapper/3700:40:0331
3256299169163,4cyclictest0-21swapper/3700:40:0331
3256299169163,4cyclictest0-21swapper/3700:40:0231
3253399169157,7cyclictest0-21swapper/2221:47:2115
3253399169157,7cyclictest0-21swapper/2221:47:2115
3253399169157,7cyclictest0-21swapper/2221:47:2115
3252599169143,20cyclictest0-21swapper/1823:50:1110
3252599169143,20cyclictest0-21swapper/1823:50:1110
3252599169143,20cyclictest0-21swapper/1823:50:1110
325179916991,76cyclictest0-21swapper/1120:55:273
3251699169142,10cyclictest171rcu_preempt22:24:402
3251699169142,10cyclictest171rcu_preempt22:24:402
3251699169142,10cyclictest171rcu_preempt22:24:402
3251699169131,24cyclictest0-21swapper/1020:30:022
3251699169131,24cyclictest0-21swapper/1020:30:022
3251499169123,25cyclictest0-21swapper/921:27:0939
3251499169123,25cyclictest0-21swapper/921:27:0939
32564991688,149cyclictest0-21swapper/3921:41:4433
32564991688,149cyclictest0-21swapper/3921:41:4433
32564991688,149cyclictest0-21swapper/3921:41:4433
3256099168161,2cyclictest0-21swapper/3523:36:4829
3256099168161,2cyclictest0-21swapper/3523:36:4829
3256099168161,2cyclictest0-21swapper/3523:36:4829
3255699168158,7cyclictest15978-21CPU26
3255699168158,7cyclictest15978-21CPU26
3255699168158,7cyclictest15978-21CPU26
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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