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2025-10-15 - 07:17
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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 Wed Oct 15, 2025 01:01:24)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
558199307304,2cyclictest0-21swapper/920:46:1639
558199307304,2cyclictest0-21swapper/920:46:1639
558799231226,3cyclictest0-21swapper/1423:50:216
558799231226,3cyclictest0-21swapper/1423:50:206
559499222218,2cyclictest0-21swapper/1823:50:2310
559499222218,2cyclictest0-21swapper/1823:50:2310
559799219174,42cyclictest11901-21CPU14
559799219174,42cyclictest11901-21CPU14
559799219174,42cyclictest11901-21CPU14
559099212175,34cyclictest4908-21CPU8
559099212175,34cyclictest4908-21CPU8
5616992111,5cyclictest18150-21TaskSchedulerSi22:45:2031
5616992111,5cyclictest18150-21TaskSchedulerSi22:45:2031
5616992111,5cyclictest18150-21TaskSchedulerSi22:45:2031
559799199189,8cyclictest0-21swapper/2100:02:5014
559799199189,8cyclictest0-21swapper/2100:02:5014
559799199189,8cyclictest0-21swapper/2100:02:5014
559799199157,24cyclictest0-21swapper/2123:48:4614
559799199157,24cyclictest0-21swapper/2123:48:4614
559399197190,5cyclictest0-21swapper/1723:50:559
559399197190,5cyclictest0-21swapper/1723:50:549
559099197174,11cyclictest0-21swapper/1621:10:208
559099197174,11cyclictest0-21swapper/1621:10:208
55849919638,129cyclictest11351-21inotify_reader23:15:203
55849919638,129cyclictest11351-21inotify_reader23:15:203
558499196106,73cyclictest24378-21TaskSchedulerSi00:15:203
558499196106,73cyclictest24378-21TaskSchedulerSi00:15:203
558499196106,73cyclictest24378-21TaskSchedulerSi00:15:203
560399195188,5cyclictest0-21swapper/2722:42:1420
560399195188,5cyclictest0-21swapper/2722:42:1420
560399195188,5cyclictest0-21swapper/2722:42:1420
559799194161,19cyclictest0-21swapper/2121:19:5414
559799194161,19cyclictest0-21swapper/2121:19:5414
5614991932,117cyclictest0-21swapper/3600:35:2030
5614991932,117cyclictest0-21swapper/3600:35:2030
5614991932,117cyclictest0-21swapper/3600:35:1930
560399192131,49cyclictest15978-21CPU20
560399192131,49cyclictest15978-21CPU20
560599191181,8cyclictest0-21swapper/2822:13:0521
560599191181,8cyclictest0-21swapper/2822:13:0521
560599191181,8cyclictest0-21swapper/2822:13:0521
558799191188,2cyclictest0-21swapper/1421:15:216
558799191188,2cyclictest0-21swapper/1421:15:206
559799190185,3cyclictest0-21swapper/2122:48:2314
559799190185,3cyclictest0-21swapper/2122:48:2314
559799190185,3cyclictest0-21swapper/2122:48:2314
559799190177,6cyclictest171rcu_preempt00:00:0314
559799190177,6cyclictest171rcu_preempt00:00:0314
559799190177,6cyclictest171rcu_preempt00:00:0314
560399189149,23cyclictest0-21swapper/2723:10:5720
560399189149,23cyclictest0-21swapper/2723:10:5720
560399189149,23cyclictest0-21swapper/2723:10:5720
559099189174,11cyclictest4905-21CPU8
559099189174,11cyclictest4905-21CPU8
5614991883,5cyclictest4630-21CPU30
5614991883,5cyclictest4630-21CPU30
5614991883,5cyclictest4630-21CPU30
560899188182,4cyclictest0-21swapper/3122:50:1925
560899188182,4cyclictest0-21swapper/3122:50:1825
559999188182,3cyclictest0-21swapper/2319:45:1816
559999188182,3cyclictest0-21swapper/2319:45:1816
558199188182,3cyclictest15983-21CPU39
558199188182,3cyclictest15983-21CPU39
558199188182,3cyclictest15983-21CPU39
558199188179,5cyclictest4911-21CPU39
558199188179,5cyclictest4911-21CPU39
558199188179,5cyclictest4911-21CPU39
560399187177,2cyclictest171rcu_preempt22:14:0820
560399187177,2cyclictest171rcu_preempt22:14:0820
560399187177,2cyclictest171rcu_preempt22:14:0820
560399187117,66cyclictest11901-21CPU20
560399187117,66cyclictest11901-21CPU20
560399187117,66cyclictest11901-21CPU20
559799187150,24cyclictest0-21swapper/2120:51:0414
559799187150,24cyclictest0-21swapper/2120:51:0414
55959918776,99cyclictest11903-21CPU11
55959918776,99cyclictest11903-21CPU11
558199187182,4cyclictest0-21swapper/921:33:3839
558199187182,4cyclictest0-21swapper/921:33:3839
560399186164,10cyclictest171rcu_preempt00:27:0120
560399186164,10cyclictest171rcu_preempt00:27:0120
559799186176,9cyclictest0-21swapper/2123:41:0814
559799186176,9cyclictest0-21swapper/2123:41:0814
559799186176,9cyclictest0-21swapper/2123:41:0814
559799186119,54cyclictest4909-21CPU14
559799186119,54cyclictest4909-21CPU14
559599186158,18cyclictest0-21swapper/1922:58:4211
559599186158,18cyclictest0-21swapper/1922:58:4111
559599186158,18cyclictest0-21swapper/1922:58:4111
559599186153,20cyclictest0-21swapper/1900:13:4011
559599186153,20cyclictest0-21swapper/1900:13:3911
559599186153,20cyclictest0-21swapper/1900:13:3911
559599186146,28cyclictest0-21swapper/1921:52:2011
559599186146,28cyclictest0-21swapper/1921:52:2011
559599186146,28cyclictest0-21swapper/1921:52:1911
558099186177,2cyclictest0-21swapper/822:45:2238
558099186177,2cyclictest0-21swapper/822:45:2138
558099186177,2cyclictest0-21swapper/822:45:2138
560399185158,19cyclictest171rcu_preempt21:05:3120
560399185158,19cyclictest171rcu_preempt21:05:3120
560399185158,19cyclictest171rcu_preempt21:05:3120
559799185170,12cyclictest4910-21CPU14
559799185170,12cyclictest4910-21CPU14
559799185147,20cyclictest0-21swapper/2122:54:5514
559799185147,20cyclictest0-21swapper/2122:54:5414
559599185139,27cyclictest36792-21nfsd23:00:3411
559599185139,27cyclictest36792-21nfsd23:00:3411
559599185139,27cyclictest36792-21nfsd23:00:3411
557299185180,3cyclictest0-21swapper/000:20:570
557299185180,3cyclictest0-21swapper/000:20:570
561799184180,2cyclictest0-21swapper/3800:10:0332
561799184180,2cyclictest0-21swapper/3800:10:0332
561799184180,2cyclictest0-21swapper/3800:10:0232
559799184154,16cyclictest0-21swapper/2100:27:1214
559799184154,16cyclictest0-21swapper/2100:27:1214
558199184177,5cyclictest0-21swapper/922:57:1939
558199184177,5cyclictest0-21swapper/922:57:1939
558199184177,5cyclictest0-21swapper/922:57:1839
55749918410,164cyclictest31082-21inotify_reader21:30:2112
55749918410,164cyclictest31082-21inotify_reader21:30:2112
560799183177,3cyclictest4911-21CPU24
560799183177,3cyclictest4911-21CPU24
560399183161,11cyclictest171rcu_preempt19:20:3620
560399183161,11cyclictest171rcu_preempt19:20:3620
559799183172,9cyclictest0-21swapper/2119:42:2514
559799183172,9cyclictest0-21swapper/2119:42:2514
559799183167,7cyclictest171rcu_preempt23:37:2814
559799183167,7cyclictest171rcu_preempt23:37:2814
559799183159,13cyclictest171rcu_preempt23:30:3914
559799183159,13cyclictest171rcu_preempt23:30:3914
559799183157,23cyclictest4907-21CPU14
559799183157,23cyclictest4907-21CPU14
559799183155,12cyclictest0-21swapper/2121:27:1214
559799183155,12cyclictest0-21swapper/2121:27:1214
559799183154,10cyclictest0-21swapper/2120:48:0514
559799183154,10cyclictest0-21swapper/2120:48:0514
559799183144,20cyclictest0-21swapper/2122:16:2914
559799183144,20cyclictest0-21swapper/2122:16:2914
559799183144,20cyclictest0-21swapper/2122:16:2914
559799183108,62cyclictest4909-21CPU14
559799183108,62cyclictest4909-21CPU14
56129918280,99cyclictest0-21swapper/3521:13:2129
56129918280,99cyclictest0-21swapper/3521:13:2129
560399182147,25cyclictest0-21swapper/2719:15:4120
559799182171,8cyclictest15984-21CPU14
559799182171,8cyclictest15984-21CPU14
559799182171,8cyclictest15984-21CPU14
559799182168,9cyclictest171rcu_preempt19:21:0314
559799182168,9cyclictest171rcu_preempt19:21:0314
559799182167,9cyclictest171rcu_preempt19:35:5814
559799182167,9cyclictest171rcu_preempt19:35:5814
559599182174,6cyclictest0-21swapper/1923:35:4311
559599182174,6cyclictest0-21swapper/1923:35:4311
559599182144,25cyclictest0-21swapper/1922:13:5911
559599182144,25cyclictest0-21swapper/1922:13:5911
559599182144,25cyclictest0-21swapper/1922:13:5811
561899181103,55cyclictest11901-21CPU33
561899181103,55cyclictest11901-21CPU33
56179918167,102cyclictest15985-21CPU32
56179918167,102cyclictest15985-21CPU32
56179918167,102cyclictest15985-21CPU32
56059918142,134cyclictest15980-21CPU21
56059918142,134cyclictest15980-21CPU21
560399181169,7cyclictest36790-21nfsd00:20:0920
559999181174,5cyclictest0-21swapper/2323:12:5716
559999181174,5cyclictest0-21swapper/2323:12:5716
559999181174,5cyclictest0-21swapper/2323:12:5716
559799181170,9cyclictest0-21swapper/2120:22:2514
559799181170,9cyclictest0-21swapper/2120:22:2514
559599181143,36cyclictest0-21swapper/1900:20:2311
559599181143,36cyclictest0-21swapper/1900:20:2211
559599181143,27cyclictest0-21swapper/1923:20:3611
559599181143,27cyclictest0-21swapper/1923:20:3611
560599180169,7cyclictest0-21swapper/2822:30:5521
560599180169,7cyclictest0-21swapper/2822:30:5521
560399180167,8cyclictest0-21swapper/2723:54:2720
560399180167,8cyclictest0-21swapper/2723:54:2620
560399180154,15cyclictest0-21swapper/2722:39:2320
560399180154,15cyclictest0-21swapper/2722:39:2320
560399180154,15cyclictest0-21swapper/2722:39:2320
559799180170,8cyclictest0-21swapper/2100:11:4214
559799180170,8cyclictest0-21swapper/2100:11:4214
559799180170,8cyclictest0-21swapper/2100:11:4114
559799180159,11cyclictest0-21swapper/2121:32:2614
559799180159,11cyclictest0-21swapper/2121:32:2614
559799180145,25cyclictest0-21swapper/2121:01:4614
559799180123,46cyclictest15984-21CPU14
559599180157,12cyclictest171rcu_preempt00:35:3411
559599180157,12cyclictest171rcu_preempt00:35:3311
559599180157,12cyclictest171rcu_preempt00:35:3311
559599180121,49cyclictest0-21swapper/1921:12:2111
559599180121,49cyclictest0-21swapper/1921:12:2111
559099180173,6cyclictest0-21swapper/1620:20:218
559099180173,6cyclictest0-21swapper/1620:20:218
558999180175,4cyclictest0-21swapper/1500:03:537
558999180175,4cyclictest0-21swapper/1500:03:537
558999180175,4cyclictest0-21swapper/1500:03:537
5614991791,174cyclictest28371-21TaskSchedulerSi00:10:2130
5614991791,174cyclictest28371-21TaskSchedulerSi00:10:2130
5614991791,174cyclictest28371-21TaskSchedulerSi00:10:2130
560899179173,4cyclictest0-21swapper/3121:23:1525
560899179173,4cyclictest0-21swapper/3121:23:1525
560899179173,4cyclictest0-21swapper/3121:23:1525
560899179173,4cyclictest0-21swapper/3100:15:2425
560899179173,4cyclictest0-21swapper/3100:15:2425
560899179173,4cyclictest0-21swapper/3100:15:2425
560599179169,7cyclictest11901-21CPU21
560599179169,7cyclictest11901-21CPU21
560599179169,7cyclictest11901-21CPU21
560399179140,30cyclictest0-21swapper/2700:24:3220
560399179140,30cyclictest0-21swapper/2700:24:3120
560399179140,21cyclictest0-21swapper/2719:45:4320
560399179140,21cyclictest0-21swapper/2719:45:4320
560399179115,48cyclictest4911-21CPU20
560399179115,48cyclictest4911-21CPU20
559799179166,6cyclictest171rcu_preempt22:09:0414
559799179166,6cyclictest171rcu_preempt22:09:0414
559799179166,6cyclictest171rcu_preempt22:09:0414
559799179166,6cyclictest171rcu_preempt22:02:2814
559799179166,6cyclictest171rcu_preempt22:02:2814
559799179166,6cyclictest171rcu_preempt22:02:2814
559799179157,11cyclictest0-21swapper/2120:56:5814
559799179157,11cyclictest0-21swapper/2120:56:5714
559599179150,27cyclictest0-21swapper/1921:18:3111
559599179150,27cyclictest0-21swapper/1921:18:3111
560899178160,9cyclictest0-21swapper/3123:53:1325
560899178160,9cyclictest0-21swapper/3123:53:1325
56059917876,88cyclictest15979-21CPU21
56059917876,88cyclictest15979-21CPU21
56059917876,88cyclictest15979-21CPU21
560399178168,7cyclictest15981-21CPU20
560399178161,13cyclictest0-21swapper/2723:57:0720
560399178161,13cyclictest0-21swapper/2723:57:0720
560399178161,13cyclictest0-21swapper/2723:57:0720
560399178152,18cyclictest0-21swapper/2721:03:1820
560399178147,18cyclictest0-21swapper/2722:24:5720
560399178147,18cyclictest0-21swapper/2722:24:5720
560399178140,27cyclictest0-21swapper/2723:17:0320
560399178140,27cyclictest0-21swapper/2723:17:0320
560299178170,4cyclictest0-21swapper/2622:45:0119
560299178170,4cyclictest0-21swapper/2622:45:0019
560299178170,4cyclictest0-21swapper/2622:45:0019
559999178159,12cyclictest0-21swapper/2300:17:1216
559999178159,12cyclictest0-21swapper/2300:17:1216
559999178159,12cyclictest0-21swapper/2300:17:1216
559799178168,5cyclictest0-21swapper/2120:30:2714
559799178168,5cyclictest0-21swapper/2120:30:2614
559799178165,7cyclictest171rcu_preempt22:31:2014
559799178165,7cyclictest171rcu_preempt22:31:2014
559799178165,6cyclictest171rcu_preempt22:29:5114
559799178165,6cyclictest171rcu_preempt22:29:5114
559799178165,6cyclictest171rcu_preempt22:29:5114
559799178161,5cyclictest0-21swapper/2121:37:5714
559799178161,5cyclictest0-21swapper/2121:37:5714
559799178154,16cyclictest0-21swapper/2100:39:5514
559799178154,16cyclictest0-21swapper/2100:39:5514
559799178154,16cyclictest0-21swapper/2100:39:5414
559799178134,35cyclictest0-21swapper/2100:23:2614
559799178134,35cyclictest0-21swapper/2100:23:2514
559799178132,31cyclictest0-21swapper/2121:43:3914
559799178132,31cyclictest0-21swapper/2121:43:3914
559599178164,12cyclictest0-21swapper/1922:52:2811
559599178164,12cyclictest0-21swapper/1922:52:2811
559599178160,11cyclictest171rcu_preempt20:31:1211
559599178160,11cyclictest171rcu_preempt20:31:1211
558199178169,7cyclictest0-21swapper/923:24:0839
558199178169,7cyclictest0-21swapper/923:24:0839
557299178174,2cyclictest0-21swapper/022:50:390
557299178174,2cyclictest0-21swapper/022:50:380
5616991771,4cyclictest30109-21inotify_reader22:50:2131
5616991771,4cyclictest30109-21inotify_reader22:50:2031
5614991772,4cyclictest15978-21CPU30
5614991772,4cyclictest15978-21CPU30
560399177172,2cyclictest0-21swapper/2722:31:3520
560399177172,2cyclictest0-21swapper/2722:31:3420
560399177163,12cyclictest0-21swapper/2720:57:2220
560399177163,12cyclictest0-21swapper/2720:57:2220
560399177159,11cyclictest171rcu_preempt21:37:0420
560399177159,11cyclictest171rcu_preempt21:37:0420
560399177158,12cyclictest0-21swapper/2721:55:5020
560399177158,12cyclictest0-21swapper/2721:55:5020
560399177158,12cyclictest0-21swapper/2721:55:5020
560399177139,23cyclictest0-21swapper/2723:37:4720
560399177139,23cyclictest0-21swapper/2723:37:4720
560399177139,22cyclictest0-21swapper/2723:02:3520
560399177139,22cyclictest0-21swapper/2723:02:3520
560399177139,22cyclictest0-21swapper/2723:02:3520
560399177138,24cyclictest0-21swapper/2722:46:4620
560399177138,24cyclictest0-21swapper/2722:46:4620
560399177138,24cyclictest0-21swapper/2722:46:4620
560399177134,21cyclictest0-21swapper/2720:05:5920
560399177134,21cyclictest0-21swapper/2720:05:5920
560399177130,27cyclictest0-21swapper/2720:22:2520
560399177130,27cyclictest0-21swapper/2720:22:2520
559799177146,17cyclictest0-21swapper/2120:29:3314
559799177146,17cyclictest0-21swapper/2120:29:3314
559099177173,3cyclictest0-21swapper/1622:42:318
559099177173,3cyclictest0-21swapper/1622:42:318
559099177173,3cyclictest0-21swapper/1622:42:318
559099177169,5cyclictest0-21swapper/1621:24:238
559099177169,5cyclictest0-21swapper/1621:24:228
559099177169,5cyclictest0-21swapper/1621:24:228
558199177170,5cyclictest0-21swapper/922:40:1839
558199177170,5cyclictest0-21swapper/922:40:1839
558199177170,5cyclictest0-21swapper/922:40:1839
5614991764,2cyclictest0-21swapper/3600:20:0130
5614991764,2cyclictest0-21swapper/3600:20:0130
5614991764,2cyclictest0-21swapper/3600:20:0130
56129917675,98cyclictest0-21swapper/3523:55:2029
56129917675,98cyclictest0-21swapper/3523:55:2029
56129917675,98cyclictest0-21swapper/3523:55:2029
560899176170,4cyclictest0-21swapper/3122:42:4225
560899176170,4cyclictest0-21swapper/3122:42:4225
560899176170,4cyclictest0-21swapper/3122:42:4225
560399176173,2cyclictest0-21swapper/2721:45:0120
560399176173,2cyclictest0-21swapper/2721:45:0120
560399176156,10cyclictest0-21swapper/2722:56:5520
560399176156,10cyclictest0-21swapper/2722:56:5520
560399176156,10cyclictest0-21swapper/2722:56:5520
560399176155,10cyclictest0-21swapper/2722:19:1420
560399176155,10cyclictest0-21swapper/2722:19:1420
560399176155,10cyclictest0-21swapper/2722:19:1420
560399176153,16cyclictest0-21swapper/2700:37:5120
560399176153,16cyclictest0-21swapper/2700:37:5120
560399176153,16cyclictest0-21swapper/2700:37:5020
560399176146,19cyclictest0-21swapper/2700:02:5120
560399176146,19cyclictest0-21swapper/2700:02:5120
560399176146,19cyclictest0-21swapper/2700:02:5120
560399176145,22cyclictest0-21swapper/2723:26:4620
560399176145,22cyclictest0-21swapper/2723:26:4620
560399176144,22cyclictest0-21swapper/2721:27:1620
560399176144,22cyclictest0-21swapper/2721:27:1620
560399176138,26cyclictest0-21swapper/2720:00:4920
560399176138,26cyclictest0-21swapper/2720:00:4920
559799176171,3cyclictest0-21swapper/2100:19:4114
559799176171,3cyclictest0-21swapper/2100:19:4114
559799176171,3cyclictest0-21swapper/2100:19:4114
559799176155,13cyclictest171rcu_preempt22:38:2514
559799176155,13cyclictest171rcu_preempt22:38:2414
559799176155,13cyclictest171rcu_preempt22:38:2414
559799176136,32cyclictest0-21swapper/2122:21:3914
559799176136,32cyclictest0-21swapper/2122:21:3914
559799176130,33cyclictest0-21swapper/2123:06:2214
559799176130,33cyclictest0-21swapper/2123:06:2214
559799176120,47cyclictest0-21swapper/2123:13:0714
559799176120,47cyclictest0-21swapper/2123:13:0714
559799176120,47cyclictest0-21swapper/2123:13:0714
559599176163,7cyclictest171rcu_preempt22:24:5211
559599176163,7cyclictest171rcu_preempt22:24:5211
559599176162,7cyclictest171rcu_preempt21:07:0711
559599176162,7cyclictest171rcu_preempt21:07:0711
559599176162,7cyclictest171rcu_preempt21:07:0711
559599176159,10cyclictest171rcu_preempt21:44:0111
559599176159,10cyclictest171rcu_preempt21:44:0111
559599176136,23cyclictest0-21swapper/1900:34:5011
559599176136,23cyclictest0-21swapper/1900:34:5011
559599176136,23cyclictest0-21swapper/1900:34:5011
558199176171,4cyclictest0-21swapper/923:55:4939
558199176171,4cyclictest0-21swapper/923:55:4839
558199176171,4cyclictest0-21swapper/923:55:4839
558199176169,4cyclictest0-21swapper/923:25:1139
558199176169,4cyclictest0-21swapper/923:25:1039
558199176168,5cyclictest0-21swapper/923:40:0939
558199176168,5cyclictest0-21swapper/923:40:0939
558199176168,5cyclictest0-21swapper/923:40:0939
558199176167,5cyclictest4909-21CPU39
558199176167,5cyclictest4909-21CPU39
558199176167,5cyclictest4909-21CPU39
560899175169,5cyclictest0-21swapper/3100:14:3325
560899175169,5cyclictest0-21swapper/3100:14:3325
560899175169,5cyclictest0-21swapper/3100:14:3225
560899175169,4cyclictest0-21swapper/3122:23:5125
560899175169,4cyclictest0-21swapper/3122:23:5125
560399175151,12cyclictest171rcu_preempt20:25:3720
560399175151,12cyclictest171rcu_preempt20:25:3720
560399175149,17cyclictest0-21swapper/2720:11:1720
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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