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2026-03-12 - 02:51
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Data to construct the above plot have been generated using the RT test utility cyclictest.

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 rack5slot1.osadl.org (updated Thu Mar 12, 2026 00:44:06)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
9810391330,0EcMasterDemoSyn0-21swapper/023:54:160
2302839910,0EcMasterDemoSyn2303829tAtEmLog_000:19:375
3235639830,0EcMasterDemoSyn3236629tAtEmLog_021:01:515
155439830,0EcMasterDemoSyn156429tAtEmLog_019:55:565
155439830,0EcMasterDemoSyn156429tAtEmLog_019:55:555
864539820,0EcMasterDemoSyn865529tAtEmLog_020:11:095
2963439820,0EcMasterDemoSyn2964429tAtEmLog_022:53:255
1814739820,0EcMasterDemoSyn1815729tAtEmLog_000:34:505
981039810,0EcMasterDemoSyn982029tAtEmLog_023:54:155
1689639810,0EcMasterDemoSyn1690629tAtEmLog_021:17:045
1196939810,0EcMasterDemoSyn1197929tAtEmLog_022:07:455
1052839810,0EcMasterDemoSyn1053829tAtEmLog_023:18:465
2047639800,0EcMasterDemoSyn2048629tAtEmLog_020:36:305
2402239700,1EcMasterDemoSyn24028-21ps23:44:070
1196939460,0EcMasterDemoSyn11978-21runintdemo5min22:07:463
251602350,0sleep00-21swapper/022:32:590
1382339280,0EcMasterDemoSyn0-21swapper/200:14:322
710329210,0tAtEmLog_00-21swapper/522:28:025
2112999210,10tDemoTimingTask24518-21chrt22:15:015
1041799190,8cyclictest6790-21ssh22:05:110
1041799181,7cyclictest25146-21munin-run21:40:000
1041799180,10cyclictest8137-21sh21:47:490
1041799180,10cyclictest25166-21sh23:08:570
1041799180,10cyclictest13317-21sh21:50:220
1041799180,10cyclictest13317-21sh21:50:210
1041799180,10cyclictest10116-21sh21:30:510
710499170,10tDemoTimingTask9897-21chrt22:24:565
2725799170,9tDemoTimingTask27344-21taskset00:39:575
2047629170,7tAtEmLog_021579-21taskset22:49:065
1623899170,14tDemoTimingTask22583-21taskset22:31:095
1043599174,9cyclictest716-21snmpd19:44:194
10431991713,3cyclictest326-21systemd-journal23:03:333
10431991711,5cyclictest1842-21grep21:05:243
1042699179,6cyclictest16297-21cut22:10:152
1042699175,8cyclictest326-21systemd-journal19:33:192
10426991714,2cyclictest23157-21turbostat20:49:552
1042699170,10cyclictest17794-21sh23:58:322
1042699170,10cyclictest17794-21sh23:58:312
1042299179,6cyclictest8170-21grep23:35:151
1041799175,9cyclictest780-21runrttasks19:52:170
1041799170,9cyclictest780-21runrttasks20:49:300
1041799170,9cyclictest780-21runrttasks00:19:090
1041799170,9cyclictest5641-21sh23:34:010
1041799170,9cyclictest12586-21sh22:25:280
1041799170,9cyclictest10920-21sh23:36:240
1041799170,7cyclictest7344-21ssh22:40:280
1041799170,14cyclictest19734-21sh23:59:540
1041799170,14cyclictest19734-21sh23:59:540
765899160,9tDemoTimingTask11164-21chrt21:49:565
2884229160,9tAtEmLog_028869-21taskset23:28:545
243282160,0sleep10-21swapper/122:32:241
1102129160,0tAtEmLog_00-21swapper/520:21:165
1043599165,8cyclictest21135-21switchtime22:30:224
1042699165,8cyclictest716-21snmpd20:59:212
10422991612,3cyclictest30251-21cron21:00:001
1383329150,12tAtEmLog_05542-21sleep00:14:555
1043599157,7cyclictest10413-21cyclictest23:24:244
1043599154,6cyclictest32339-21mailstats23:30:194
10435991511,3cyclictest1406-21runintdemo5min23:13:414
1043599150,9cyclictest28048-21sshd22:16:184
1043199155,8cyclictest16662-21/usr/sbin/munin00:15:243
1043199151,10cyclictest29407-21sh00:05:063
1043199150,9cyclictest13385-21diskmemload22:44:413
1043199150,9cyclictest11117-21ssh21:49:533
1043199150,11cyclictest12710-21ssh22:25:353
1042699155,8cyclictest755-21postgres20:01:282
1042699154,5cyclictest1055-21kworker/u24:4+xprtiod21:44:372
1042699153,9cyclictest8112-21mailstats20:10:202
1042699153,8cyclictest4839-21diskmemload22:57:242
1042699152,9cyclictest780-21runrttasks21:17:152
10426991512,2cyclictest0-21swapper/223:40:172
1042699151,11cyclictest780-21runrttasks20:44:352
1042699151,10cyclictest27823-21runrttasks20:53:562
1042699151,10cyclictest1858-21sh00:25:182
1042699150,11cyclictest16717-21sh21:52:292
1042699150,11cyclictest16717-21sh21:52:282
1042299156,8cyclictest10413-21cyclictest20:51:231
1042299155,7cyclictest14954-21kworker/u24:1+nfsiod23:49:341
1042299153,8cyclictest30599-21latency_hist23:30:001
1041799158,5cyclictest26064-21grep21:40:130
1041799157,7cyclictest914-21cron22:20:010
1041799156,7cyclictest15486-21sh22:10:010
1041799154,8cyclictest752-21postgres21:10:320
1041799154,6cyclictest7949-21unixbench_singl00:10:240
1041799151,4cyclictest27637-21diskstats23:10:130
1041799151,10cyclictest10022-21ssh23:18:250
1041799150,6cyclictest780-21runrttasks21:15:590
1041799150,10cyclictest29271-21ssh21:24:160
2809639140,5EcMasterDemoSyn32360-21taskset00:06:035
2447429140,12tAtEmLog_024725-21taskset19:38:435
1430739140,2EcMasterDemoSyn651irq_work/519:15:215
1043599143,8cyclictest16771-21missed_timers22:10:184
1043599142,9cyclictest25542-21rm21:57:204
1043599142,9cyclictest25542-21rm21:57:194
1043599141,9cyclictest7156-21sh00:28:234
1043599141,9cyclictest19741-21ssh22:47:504
1043599141,9cyclictest13255-21cpuspeed_turbos19:15:134
1043599141,8cyclictest1907150awk22:30:014
1043599141,10cyclictest28854-21sh00:04:554
1043599140,9cyclictest15370-21ssh21:34:324
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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