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2025-11-26 - 18:42
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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 highest latencies:
System rackcslot2.osadl.org (updated Wed Nov 26, 2025 12:43:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
41242690,1sleep10-21swapper/108:46:431
263262690,0sleep00-21swapper/010:48:420
2969526855,9sleep10-21swapper/107:03:021
2830726749,8sleep00-21swapper/007:01:550
129272420,0sleep10-21swapper/111:56:201
30233993310,19cyclictest0-21swapper/110:15:411
30232993013,17cyclictest0-21swapper/010:59:320
30232992710,7cyclictest0-21swapper/009:38:270
3023299270,6cyclictest0-21swapper/009:58:040
30233992610,1cyclictest0-21swapper/110:51:581
3023399260,1cyclictest0-21swapper/111:21:121
3023299269,13cyclictest636-21nscd11:08:030
30232992621,3cyclictest7694-21apache211:31:450
30232992610,1cyclictest0-21swapper/007:52:040
3023399252,1cyclictest0-21swapper/109:49:221
30233992518,5cyclictest817-21apache210:48:111
3023299250,23cyclictest13242-21chrt07:45:390
3023299250,23cyclictest0-21swapper/012:13:240
30233992423,1cyclictest7694-21apache210:24:241
30233992418,4cyclictest7694-21apache209:10:051
30233992410,6cyclictest0-21swapper/111:46:291
3023299242,21cyclictest0-21swapper/008:37:020
30232992416,6cyclictest0-21swapper/007:17:020
30232992410,2cyclictest0-21swapper/007:31:590
30233992319,4cyclictest7683-21apache211:48:361
30233992317,3cyclictest0-21swapper/111:35:521
30233992310,0cyclictest0-21swapper/112:01:571
3023399230,15cyclictest0-21swapper/110:26:581
30232992317,5cyclictest0-21swapper/010:20:120
30232992316,4cyclictest7694-21apache209:47:190
3023399222,4cyclictest0-21swapper/109:40:551
30233992218,3cyclictest7694-21apache211:29:591
30233992216,2cyclictest0-21swapper/112:06:561
30233992210,9cyclictest0-21swapper/110:58:381
30233992210,8cyclictest0-21swapper/109:53:081
30233992210,7cyclictest0-21swapper/111:59:591
30233992210,5cyclictest0-21swapper/107:36:561
30232992220,1cyclictest0-21swapper/011:59:220
30232992220,1cyclictest0-21swapper/011:03:250
30232992220,1cyclictest0-21swapper/010:31:590
30232992216,4cyclictest7683-21apache208:17:000
30232992210,6cyclictest0-21swapper/009:16:310
30232992210,2cyclictest0-21swapper/011:37:010
30232992210,2cyclictest0-21swapper/011:23:350
30232992210,2cyclictest0-21swapper/009:55:260
3023299220,15cyclictest0-21swapper/012:02:540
3023399214,11cyclictest0-21swapper/111:21:591
30233992119,1cyclictest7683-21apache209:59:031
30233992117,4cyclictest17445-21apache207:21:591
30233992115,1cyclictest0-21swapper/109:31:591
30233992114,3cyclictest7683-21apache209:16:111
30233992111,5cyclictest7683-21apache210:40:111
30233992111,3cyclictest0-21swapper/107:48:161
30233992110,8cyclictest0-21swapper/112:22:021
30233992110,5cyclictest0-21swapper/108:51:571
30233992110,5cyclictest0-21swapper/108:21:591
30233992110,3cyclictest0-21swapper/109:16:561
30233992110,0cyclictest0-21swapper/109:25:471
3023399210,20cyclictest10766-21rm11:11:351
3023399210,13cyclictest0-21swapper/110:31:581
3023399210,11cyclictest0-21swapper/109:02:021
3023299212,7cyclictest0-21swapper/009:31:440
30232992121,0cyclictest0-21swapper/010:30:370
30232992110,7cyclictest0-21swapper/012:16:450
30232992110,3cyclictest0-21swapper/010:22:020
3023299210,0cyclictest0-21swapper/010:43:140
690122010,0sleep10-21swapper/107:27:271
3023399202,10cyclictest0-21swapper/107:56:561
30233992020,0cyclictest0-21swapper/108:58:581
30233992011,5cyclictest0-21swapper/110:09:061
30233992011,4cyclictest23107-21kworker/u4:111:03:251
30233992010,7cyclictest0-21swapper/108:17:031
3023399200,20cyclictest0-21swapper/109:44:361
3023299205,9cyclictest0-21swapper/008:52:050
3023299203,12cyclictest0-21swapper/007:37:020
30232992016,3cyclictest0-21swapper/007:09:150
30232992010,3cyclictest0-21swapper/010:11:550
3023399194,10cyclictest0-21swapper/108:47:031
3023399193,10cyclictest11753-21diskmemload11:36:561
30233991918,0cyclictest24-21ksoftirqd/108:27:051
30233991916,2cyclictest17419-21apache207:16:561
30233991913,5cyclictest0-21swapper/108:07:021
30233991910,7cyclictest0-21swapper/107:45:071
30233991910,4cyclictest12120-21kworker/1:110:16:541
30233991910,3cyclictest0-21swapper/110:46:151
3023399190,15cyclictest0-21swapper/107:52:001
3023299196,9cyclictest97850irq/107-eth1-rx12:06:550
30232991911,6cyclictest3595-21kworker/u4:109:08:400
3023299191,0cyclictest0-21swapper/012:33:560
30232991910,8cyclictest0-21swapper/007:21:550
30232991910,6cyclictest0-21swapper/008:47:030
30232991910,5cyclictest0-21swapper/009:03:280
30232991910,3cyclictest0-21swapper/010:54:510
3023299190,17cyclictest3595-21kworker/u4:109:45:120
3023399183,8cyclictest0-21swapper/108:01:561
30233991810,2cyclictest0-21swapper/108:37:021
3023399180,9cyclictest0-21swapper/109:26:451
3023399180,5cyclictest27483-21idleruntime-cro12:16:431
3023399180,1cyclictest0-21swapper/112:19:421
3023399180,14cyclictest0-21swapper/110:03:591
3023299185,9cyclictest0-21swapper/008:06:570
3023299185,6cyclictest0-21swapper/010:06:440
3023299185,11cyclictest0-21swapper/008:56:540
30232991814,3cyclictest0-21swapper/011:42:270
3023299181,3cyclictest0-21swapper/011:14:060
30232991812,4cyclictest7-21ksoftirqd/010:36:530
30232991810,7cyclictest97850irq/107-eth1-rx12:29:300
30232991810,7cyclictest0-21swapper/009:18:110
30232991810,1cyclictest0-21swapper/011:49:240
125421810,0sleep00-21swapper/009:33:370
30233991710,3cyclictest0-21swapper/107:06:581
30233991710,1cyclictest0-21swapper/112:35:221
30233991710,1cyclictest0-21swapper/111:16:151
30233991710,1cyclictest0-21swapper/107:32:001
3023299176,8cyclictest0-21swapper/008:21:550
3023299175,7cyclictest0-21swapper/008:41:570
3023299174,8cyclictest9691-21sh11:51:480
3023299171,2cyclictest0-21swapper/010:08:090
30232991712,3cyclictest15976-21swap11:17:040
30232991710,3cyclictest0-21swapper/012:22:030
30232991710,3cyclictest0-21swapper/009:21:590
30232991710,3cyclictest0-21swapper/007:56:580
30232991710,1cyclictest0-21swapper/008:30:180
3023399165,8cyclictest0-21swapper/107:12:041
30233991610,5cyclictest97750irq/106-eth1-rx08:12:221
30233991610,5cyclictest97750irq/106-eth1-rx08:12:221
3023399160,9cyclictest0-21swapper/112:26:561
3023299163,5cyclictest5814-21/usr/sbin/munin07:26:570
30232991610,6cyclictest0-21swapper/007:14:100
30232991610,2cyclictest0-21swapper/008:31:550
30232991610,2cyclictest0-21swapper/008:12:040
30232991610,2cyclictest0-21swapper/008:12:040
3023299160,5cyclictest23200-21ls11:26:580
30233991510,2cyclictest0-21swapper/108:31:581
30232991510,1cyclictest0-21swapper/007:47:360
30232991410,2cyclictest20046-21ntp_states08:02:020
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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