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2026-06-22 - 19:47
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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 100 highest latencies:
System rack6slot0.osadl.org (updated Mon Jun 22, 2026 13:02:25)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1471099206202,2cyclictest0-21swapper/2411:43:2717
1471099206202,2cyclictest0-21swapper/2411:43:2717
1471099206202,2cyclictest0-21swapper/2411:43:2617
1471399196178,9cyclictest0-21swapper/2712:19:0520
1471399196178,9cyclictest0-21swapper/2712:19:0420
1468499195165,27cyclictest372-21kswapd009:23:4112
1468499195165,27cyclictest372-21kswapd009:23:4112
1471599194182,10cyclictest31118-21bash10:00:2422
1471599194182,10cyclictest31118-21bash10:00:2422
1471599194182,10cyclictest31118-21bash10:00:2322
1468299193159,29cyclictest0-21swapper/010:18:550
1468299193159,29cyclictest0-21swapper/010:18:550
1468299193159,29cyclictest0-21swapper/010:18:550
1471599191172,17cyclictest0-21swapper/2910:49:1922
1471599191172,17cyclictest0-21swapper/2910:49:1922
1471399190181,7cyclictest0-21swapper/2712:24:4720
1471399190181,7cyclictest0-21swapper/2712:24:4720
1468899190152,33cyclictest372-21kswapd009:28:0336
1468899190152,33cyclictest372-21kswapd009:28:0336
1468899190152,33cyclictest372-21kswapd009:28:0236
1468799189149,35cyclictest0-21swapper/507:25:0235
1468799189149,35cyclictest0-21swapper/507:25:0235
1471599188179,6cyclictest1367-21dbus-daemon11:05:4022
1471599188179,6cyclictest1367-21dbus-daemon11:05:3922
1471599188179,6cyclictest1367-21dbus-daemon11:05:3922
1471599188178,5cyclictest3545-21CPU22
1471599188178,5cyclictest3545-21CPU22
1471599188178,5cyclictest3545-21CPU22
1468599188183,3cyclictest0-21swapper/312:25:2723
1468599188183,3cyclictest0-21swapper/312:25:2723
1470899187150,32cyclictest0-21swapper/2209:24:4415
1470899187150,32cyclictest0-21swapper/2209:24:4415
1469899187174,11cyclictest0-21swapper/1510:51:157
1469899187174,11cyclictest0-21swapper/1510:51:157
1468699187181,4cyclictest16322-21sshd09:20:1234
1468699187181,4cyclictest16322-21sshd09:20:1134
14687991862,4cyclictest37263-21CPU35
14687991862,4cyclictest37263-21CPU35
14687991862,4cyclictest37263-21CPU35
1471599185178,5cyclictest0-21swapper/2910:54:2522
1471599185178,5cyclictest0-21swapper/2910:54:2522
1471599185177,5cyclictest1-21systemd11:57:1622
1471599185177,5cyclictest1-21systemd11:57:1522
1471299185175,8cyclictest37549-21kworker/u81:0+events_unbound12:27:0819
1471299185175,8cyclictest37549-21kworker/u81:0+events_unbound12:27:0819
14708991851,108cyclictest0-21swapper/2209:20:0115
14708991851,108cyclictest0-21swapper/2209:20:0115
1469299185165,18cyclictest0-21swapper/1011:02:162
1469299185165,18cyclictest0-21swapper/1011:02:162
1468699185178,5cyclictest0-21swapper/409:16:3734
1468699185178,5cyclictest0-21swapper/409:16:3634
1471599184178,3cyclictest1430-21polkitd09:45:1722
1471599184178,3cyclictest1430-21polkitd09:45:1722
1471599184174,8cyclictest0-21swapper/2910:20:1522
1471599184174,8cyclictest0-21swapper/2910:20:1522
1471599184174,8cyclictest0-21swapper/2910:20:1522
1471599183175,5cyclictest0-21swapper/2910:10:1722
1471599183175,5cyclictest0-21swapper/2910:10:1722
1471299183136,26cyclictest0-21swapper/2610:26:1819
1471299183136,26cyclictest0-21swapper/2610:26:1819
1471299183136,26cyclictest0-21swapper/2610:26:1819
1470899183143,33cyclictest0-21swapper/2211:18:3315
1470899183143,33cyclictest0-21swapper/2211:18:3315
1470899183143,33cyclictest0-21swapper/2211:18:3215
1471599182176,4cyclictest0-21swapper/2909:55:1322
1471599182176,4cyclictest0-21swapper/2909:55:1322
1471599182176,4cyclictest0-21swapper/2909:55:1222
1471599182173,5cyclictest3543-21CPU22
1471599182173,5cyclictest3543-21CPU22
1471599182171,6cyclictest0-21swapper/2911:39:5022
1471599182171,6cyclictest0-21swapper/2911:39:5022
1471599182171,6cyclictest0-21swapper/2911:39:4922
14682991822,4cyclictest37352-21CPU0
1468699181170,9cyclictest0-21swapper/411:36:0034
1468699181170,9cyclictest0-21swapper/411:36:0034
1468699181170,9cyclictest0-21swapper/411:36:0034
1471599180169,8cyclictest0-21swapper/2912:22:2022
1471599180169,8cyclictest0-21swapper/2912:22:2022
147089918084,79cyclictest0-21swapper/2212:18:3915
147089918084,79cyclictest0-21swapper/2212:18:3815
147089918042,116cyclictest0-21swapper/2212:25:1415
147089918042,116cyclictest0-21swapper/2212:25:1315
1468699180173,5cyclictest0-21swapper/409:50:4034
1468699180173,5cyclictest0-21swapper/409:50:4034
1471599179173,4cyclictest0-21swapper/2912:10:1622
1471599179173,4cyclictest0-21swapper/2912:10:1522
1470899179141,34cyclictest0-21swapper/2210:49:5415
1470899179141,34cyclictest0-21swapper/2210:49:5415
14708991791,164cyclictest0-21swapper/2210:15:1415
14708991791,164cyclictest0-21swapper/2210:15:1415
14708991791,164cyclictest0-21swapper/2210:15:1415
1468699179161,10cyclictest0-21swapper/409:14:5134
1468699179161,10cyclictest0-21swapper/409:14:5134
1471599178168,5cyclictest4407-21CPU22
1471599178168,5cyclictest4407-21CPU22
1471599178168,5cyclictest4407-21CPU22
1471299178121,33cyclictest0-21swapper/2608:56:3619
14682991781,5cyclictest1360-21systemd-logind12:36:180
14682991781,5cyclictest1360-21systemd-logind12:36:170
1471999177145,17cyclictest0-21swapper/3210:43:1626
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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