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2026-06-20 - 06:36
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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 Sat Jun 20, 2026 00:44:05)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1723639910,0EcMasterDemoSyn0-21swapper/400:11:204
304939830,0EcMasterDemoSyn305929tAtEmLog_000:21:285
2053639830,0EcMasterDemoSyn0-21swapper/119:12:091
914539820,0EcMasterDemoSyn915529tAtEmLog_023:30:465
914539820,0EcMasterDemoSyn915529tAtEmLog_023:30:455
1815839820,0EcMasterDemoSyn1816829tAtEmLog_019:07:055
1723639820,0EcMasterDemoSyn1724629tAtEmLog_000:11:195
1423839820,0EcMasterDemoSyn1424829tAtEmLog_023:15:345
1175039820,0EcMasterDemoSyn1176029tAtEmLog_021:08:475
459839810,0EcMasterDemoSyn460829tAtEmLog_020:53:345
2787539810,0EcMasterDemoSyn2788529tAtEmLog_021:54:255
18491993835,2cyclictest22618-21kworker/4:1+events21:15:054
23662340,0sleep40-21swapper/400:21:004
18487992826,2cyclictest13552-21kworker/3:2+events22:17:413
18491992623,2cyclictest22618-21kworker/4:1+events22:21:064
18491992119,1cyclictest22618-21kworker/4:1+events20:36:534
18491992118,2cyclictest22618-21kworker/4:1+events23:56:414
18491992118,2cyclictest22618-21kworker/4:1+events23:56:414
18491992118,2cyclictest22618-21kworker/4:1+events20:12:584
18487992119,2cyclictest13552-21kworker/3:2+events22:35:293
18487992117,3cyclictest13552-21kworker/3:2+events23:59:133
18487992117,3cyclictest13552-21kworker/3:2+events23:59:123
18487992018,2cyclictest13552-21kworker/3:2+events20:30:493
18487992017,2cyclictest13552-21kworker/3:2+events20:03:123
1847299206,10cyclictest780-21runrttasks21:09:530
18491991916,2cyclictest22618-21kworker/4:1+events23:24:394
18482991917,2cyclictest12969-21kworker/2:0+events19:21:532
18482991916,2cyclictest12969-21kworker/2:0+events20:50:252
1847299190,10cyclictest780-21runrttasks00:19:090
18491991815,2cyclictest22618-21kworker/4:1+events00:36:064
18487991816,2cyclictest13552-21kworker/3:2+events20:56:363
18487991815,2cyclictest13552-21kworker/3:2+events00:33:143
18482991816,2cyclictest7101-21kworker/2:2+events22:51:282
18482991815,2cyclictest12969-21kworker/2:0+events20:29:252
1847299180,10cyclictest32734-21ntp_offset22:50:170
3171099170,10tDemoTimingTask31741-21chrt20:43:295
2341499170,10tDemoTimingTask29527-21chrt23:24:555
18491991715,2cyclictest22618-21kworker/4:1+events20:34:294
18491991714,2cyclictest22618-21kworker/4:1+events23:45:514
1849199170,9cyclictest18120-21ssh23:35:464
1849199170,9cyclictest11975-21chrt23:32:444
1849199170,9cyclictest11975-21chrt23:32:444
18487991715,2cyclictest13552-21kworker/3:2+events23:46:483
18482991714,2cyclictest7101-21kworker/2:2+events21:48:572
1847299175,9cyclictest19623-21sh22:07:200
1847299170,9cyclictest780-21runrttasks19:37:020
1847299170,9cyclictest780-21runrttasks19:37:020
1847299170,9cyclictest5367-21sh23:46:530
1847299170,9cyclictest27393-21ssh21:35:280
1847299170,9cyclictest25732-21sh22:29:000
1847299170,9cyclictest17737-21sh21:48:450
1847299170,9cyclictest12428-21sh00:26:440
1847299170,14cyclictest13084-21sh23:51:000
940599160,10tDemoTimingTask9436-21chrt21:03:465
2841599160,9tDemoTimingTask30323-21chrt21:20:015
2764399160,9tDemoTimingTask27728-21chrt19:27:255
2703729160,6tAtEmLog_032220-21taskset22:32:105
2528629160,6tAtEmLog_025433-21taskset19:23:545
1863399160,10tDemoTimingTask18762-21taskset21:49:255
18491991614,2cyclictest22618-21kworker/4:1+events21:01:384
18487991613,2cyclictest13552-21kworker/3:2+events22:55:053
1848299168,7cyclictest18466-21cyclictest23:15:112
1847899165,8cyclictest14195-21python320:05:271
18478991614,2cyclictest18357-21kworker/1:1+events22:47:241
18478991612,3cyclictest1-21systemd00:40:001
1847899160,9cyclictest780-21runrttasks20:27:371
1847299160,9cyclictest780-21runrttasks20:25:560
1847299160,9cyclictest780-21runrttasks19:34:080
1847299160,7cyclictest21892-21/usr/sbin/munin23:20:140
1847299160,13cyclictest23934-21sh00:33:330
1847299160,13cyclictest19310-21ssh22:43:100
1847299160,10cyclictest31723-21ntp_kernel_err21:20:170
1210839160,0EcMasterDemoSyn0-21swapper/500:26:335
1849199155,8cyclictest9839-21/usr/sbin/munin21:05:114
1849199154,8cyclictest21244-21systemctl20:20:204
1849199153,8cyclictest752-21postgres23:00:024
1849199152,9cyclictest780-21runrttasks22:08:444
18491991512,2cyclictest22618-21kworker/4:1+events19:42:514
1848799157,7cyclictest18466-21cyclictest22:47:233
1848799154,8cyclictest716-21snmpd00:23:423
1848799154,8cyclictest24500-21expr00:15:243
18487991512,2cyclictest13552-21kworker/3:2+events21:53:533
18487991512,2cyclictest13552-21kworker/3:2+events19:48:183
1848799151,10cyclictest2701-21/usr/sbin/munin20:50:213
1848799150,10cyclictest30757-21ssh21:37:493
1848799150,10cyclictest24788-21sh23:21:343
1848299154,8cyclictest728-21lldpd21:11:332
18482991512,2cyclictest7101-21kworker/2:2+events22:09:552
18482991511,3cyclictest6669-21turbostat21:25:002
1848299150,9cyclictest780-21runrttasks22:46:552
1848299150,9cyclictest11046-21ssh22:38:442
1847899153,9cyclictest28018-21swap23:05:211
18478991513,2cyclictest18357-21kworker/1:1+events20:42:211
18478991511,3cyclictest18357-21kworker/1:1+events23:53:291
1847899151,10cyclictest1515750latency_hist23:35:001
1847899151,10cyclictest1515750latency_hist23:35:001
1847899150,8cyclictest7049-21sh22:35:541
1847299159,5cyclictest19309-21cut19:10:140
1847299155,8cyclictest17742-21sh21:30:210
1847299154,8cyclictest12428-21cut20:07:550
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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