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2025-06-16 - 20:25
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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 100 highest latencies:
System rack6slot0.osadl.org (updated Mon Jun 16, 2025 13:02:06)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
243599266262,2cyclictest0-21swapper/2408:51:0417
243599266262,2cyclictest0-21swapper/2408:51:0417
241999265129,125cyclictest18763-21NetworkChangeNo11:30:226
241999265129,125cyclictest18763-21NetworkChangeNo11:30:226
241999265129,125cyclictest18763-21NetworkChangeNo11:30:226
24539922632,183cyclictest0-21swapper/3412:00:2128
24539922632,183cyclictest0-21swapper/3412:00:2128
24539922632,183cyclictest0-21swapper/3412:00:2128
243599219199,12cyclictest0-21swapper/2408:20:2017
242199207195,3cyclictest0-21swapper/1612:35:228
242199207195,3cyclictest0-21swapper/1612:35:228
242199207195,3cyclictest0-21swapper/1612:35:218
2430992065,117cyclictest25194-21NetworkChangeNo12:15:2413
2430992065,117cyclictest25194-21NetworkChangeNo12:15:2313
2417992056,4cyclictest30922-21NetworkChangeNo12:10:234
2417992056,4cyclictest30922-21NetworkChangeNo12:10:234
2417992056,4cyclictest30922-21NetworkChangeNo12:10:234
243599203188,6cyclictest4637-21CPU17
243599203188,6cyclictest4637-21CPU17
241599199171,14cyclictest0-21swapper/1008:55:222
241599199171,14cyclictest0-21swapper/1008:55:212
243799197119,57cyclictest15979-21CPU19
243799197119,57cyclictest15979-21CPU19
243799197119,57cyclictest15979-21CPU19
243899195175,9cyclictest171rcu_preempt07:31:0320
243799193165,26cyclictest0-21swapper/2609:12:0819
243799193165,26cyclictest0-21swapper/2609:12:0719
243199193157,16cyclictest171rcu_preempt08:25:3314
24199919114,170cyclictest0-21swapper/1409:00:236
24199919114,170cyclictest0-21swapper/1409:00:236
243199190118,23cyclictest1293-21jbd2/sdb1-810:27:5014
243199190118,23cyclictest1293-21jbd2/sdb1-810:27:5014
243199190118,23cyclictest1293-21jbd2/sdb1-810:27:5014
2458991889,4cyclictest8604-21inotify_reader12:30:2232
2458991889,4cyclictest8604-21inotify_reader12:30:2232
245399188128,25cyclictest0-21swapper/3408:51:1228
245399188128,25cyclictest0-21swapper/3408:51:1228
243899188173,9cyclictest0-21swapper/2711:00:5320
243899188173,9cyclictest0-21swapper/2711:00:5320
243899188173,9cyclictest0-21swapper/2711:00:5320
243899188127,38cyclictest0-21swapper/2709:12:4420
243899188127,38cyclictest0-21swapper/2709:12:4420
243799187136,24cyclictest0-21swapper/2611:37:0919
243799187136,24cyclictest0-21swapper/2611:37:0919
2452991861,113cyclictest0-21swapper/3311:40:2427
2452991861,113cyclictest0-21swapper/3311:40:2427
2452991861,113cyclictest0-21swapper/3311:40:2427
243899186160,16cyclictest0-21swapper/2710:37:1220
243899186160,16cyclictest0-21swapper/2710:37:1220
243899186160,16cyclictest0-21swapper/2710:37:1120
244999184130,18cyclictest0-21swapper/3107:35:5825
244999184130,18cyclictest0-21swapper/3107:35:5825
243899184170,12cyclictest0-21swapper/2711:14:5820
243899184170,12cyclictest0-21swapper/2711:14:5820
243899184125,55cyclictest11903-21CPU20
243899184125,55cyclictest11903-21CPU20
243799184125,25cyclictest0-21swapper/2611:44:5619
243799184125,25cyclictest0-21swapper/2611:44:5619
243799184125,25cyclictest0-21swapper/2611:44:5619
243799184121,42cyclictest0-21swapper/2609:48:5819
243799184121,42cyclictest0-21swapper/2609:48:5819
243799184121,42cyclictest0-21swapper/2609:48:5819
240799184158,23cyclictest0-21swapper/411:58:5334
240799184158,23cyclictest0-21swapper/411:58:5334
240799184158,23cyclictest0-21swapper/411:58:5334
243899183138,15cyclictest171rcu_preempt07:27:2420
243899183138,15cyclictest171rcu_preempt07:27:2420
243899183122,29cyclictest0-21swapper/2711:39:3720
243899183122,29cyclictest0-21swapper/2711:39:3720
243899183119,27cyclictest0-21swapper/2710:25:4520
243899183119,27cyclictest0-21swapper/2710:25:4520
243899183119,27cyclictest0-21swapper/2710:25:4520
243199183127,32cyclictest171rcu_preempt11:57:1814
243199183127,32cyclictest171rcu_preempt11:57:1814
243199183127,32cyclictest171rcu_preempt11:57:1814
243899182178,3cyclictest0-21swapper/2712:23:0320
243899182178,3cyclictest0-21swapper/2712:23:0320
243899182178,3cyclictest0-21swapper/2712:23:0220
243899182169,11cyclictest0-21swapper/2712:06:0420
243899182169,11cyclictest0-21swapper/2712:06:0320
243199182143,23cyclictest0-21swapper/2112:38:0014
243199182143,23cyclictest0-21swapper/2112:37:5914
243199182143,23cyclictest0-21swapper/2112:37:5914
243199182132,22cyclictest0-21swapper/2112:33:1914
243199182132,22cyclictest0-21swapper/2112:33:1914
243799181104,44cyclictest9334-21CPU19
243799181104,44cyclictest9334-21CPU19
243799181104,44cyclictest9334-21CPU19
240799181172,7cyclictest0-21swapper/407:38:0734
240799181172,7cyclictest0-21swapper/407:38:0734
243899180141,20cyclictest0-21swapper/2708:29:0320
243899180127,41cyclictest0-21swapper/2709:00:2820
243899180127,41cyclictest0-21swapper/2709:00:2820
24379918095,66cyclictest15982-21CPU19
24379918095,66cyclictest15982-21CPU19
24379918095,66cyclictest15982-21CPU19
243699180172,6cyclictest0-21swapper/2511:00:4518
243699180172,6cyclictest0-21swapper/2511:00:4518
243699180172,6cyclictest0-21swapper/2511:00:4518
243199180157,10cyclictest30990-21inotify_reader07:30:1814
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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