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2026-04-16 - 00:37
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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
Compare latency of primary with shadow system
Characteristics of the 50 highest latencies:
System rack7slot2.osadl.org (updated Wed Apr 15, 2026 12:44:10)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
29437519911193,16cyclictest3043366-21kworker/u4:8+events_unbound10:58:590
29437519910293,6cyclictest2968078-21kworker/u4:10+events_unbound09:33:440
2943751998543,9cyclictest0-21swapper/010:05:290
2943753998338,7cyclictest0-21swapper/109:10:191
2943753997466,6cyclictest3096647-21kworker/u4:1+events_unbound11:29:031
2943753997242,5cyclictest2943748-21cyclictest09:50:161
2943753997063,5cyclictest2940035-21kworker/u4:5+events_unbound07:25:011
2943753997037,5cyclictest2967301-21fschecks_time08:40:191
2943753996862,4cyclictest3083167-21kworker/u4:4+events_unbound11:39:041
2943751996752,10cyclictest37-21kcompactd012:00:010
2943753996657,7cyclictest2977218-21kworker/u4:0+events_unbound09:18:431
2943751996659,5cyclictest3145370-21kworker/u4:11+events_unbound12:25:000
2943751996456,6cyclictest3043366-21kworker/u4:8+events_unbound10:38:570
2943753996350,9cyclictest37-21kcompactd010:05:331
2943753996148,8cyclictest2943748-21cyclictest09:56:591
2943753996052,6cyclictest2964237-21kworker/u4:0+events_unbound09:00:021
2943751996051,6cyclictest2956550-21kworker/u4:1+events_unbound08:48:410
2943753995952,5cyclictest2940034-21kworker/u4:2+events_unbound07:15:021
2943753995850,6cyclictest3118398-21kworker/u4:5+events_unbound12:04:091
2943751995849,7cyclictest3043367-21kworker/u4:9+events_unbound10:28:550
2943751995847,6cyclictest0-21swapper/010:50:320
2943751995843,12cyclictest2961671-21kworker/u4:3+events_unbound09:20:120
2943751995836,19cyclictest3085520-21aten_r7power_vo11:15:170
2943753995748,6cyclictest3034357-21kworker/u4:1+events_unbound10:18:541
2943753995747,7cyclictest3052366-21kworker/u4:11+events_unbound11:09:011
2943751995742,10cyclictest2947571-21modprobe07:25:000
2943751995647,7cyclictest3038866-21kworker/u4:3+events_unbound10:33:550
2943751995646,7cyclictest2964238-21kworker/u4:4+events_unbound08:33:400
2943753995547,6cyclictest2970624-21systemd08:53:411
2943753995547,5cyclictest3134789-21/usr/sbin/munin12:10:281
2943751995548,5cyclictest3076551-21acpi11:05:130
2943751995547,5cyclictest3157136-21switchtime12:35:370
2943751995543,7cyclictest3043366-21kworker/u4:8-rpciod10:41:090
2943753995447,5cyclictest3012607-21kworker/u4:7+events_unbound10:15:001
2943753995447,5cyclictest3012607-21kworker/u4:7+events_unbound10:15:001
2943751995447,5cyclictest3112621-21/usr/sbin/munin11:45:280
2943751995435,17cyclictest3138465-21aten2__12:15:150
2943751995435,17cyclictest3138465-21aten2__12:15:150
2943753995346,5cyclictest3089846-21/usr/sbin/munin11:20:161
2943753995345,6cyclictest3040154-21sd-accept10:23:541
2943753995343,7cyclictest37-21kcompactd010:42:141
2943753995340,7cyclictest3122895-21kworker/u4:3-rpciod12:05:191
2943753995340,7cyclictest3122895-21kworker/u4:3-rpciod12:05:191
2943751995343,7cyclictest3032339-21apt-get10:15:100
2943753995238,4cyclictest3136399-21kworker/u4:7+events_unbound12:39:111
2943751995246,4cyclictest0-21swapper/007:10:150
2943751995245,5cyclictest2974227-21xargs09:05:360
2943751995244,6cyclictest2964237-21kworker/u4:0+events_unbound08:28:390
2943751995244,5cyclictest2941238-21kworker/u4:8+events_unbound07:20:000
2943753995144,5cyclictest3064619-21unixbench_multi10:50:451
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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