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2026-04-23 - 20:15
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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
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rackeslot4.osadl.org (updated Thu Apr 23, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
758461993127,2cyclictest134-1kworker/1:1H+kblockd09:10:271
75847099262,21cyclictest1008680-21apt-get11:15:123
75845799261,5cyclictest901839-21sed09:30:170
758470992520,3cyclictest911438-21apt-get09:40:123
75847099251,21cyclictest815141-21apt-get08:05:123
75846699252,20cyclictest977800-21apt-get10:45:132
75846199251,22cyclictest855364-21sh08:45:011
75846199251,21cyclictest825319-21apt-get08:15:131
75845799252,3cyclictest998589-21apt-get11:05:120
75845799251,4cyclictest0-21swapper/007:30:160
75845799251,21cyclictest0-21swapper/007:25:120
758470992420,2cyclictest1049211-21apt-get11:55:113
758470992420,2cyclictest1039104-21apt-get11:45:133
75847099241,3cyclictest779264-21apt-get07:30:123
75847099241,22cyclictest937275-21apt-get10:05:123
75847099241,21cyclictest1090275-21awk12:35:003
75846699241,21cyclictest922001-21apt-get09:50:122
75846699240,22cyclictest0-21swapper/212:00:162
758461992421,2cyclictest1038861-21systemd-run11:45:001
75846199241,3cyclictest927114-21apt-get09:55:121
75846199241,20cyclictest1018815-21apt-get11:25:111
75845799241,3cyclictest211rcuc/011:40:000
75845799241,2cyclictest784336-21apt-get07:35:110
75845799241,22cyclictest891235-21apt-get09:20:120
75845799241,21cyclictest1085469-21apt-get12:30:110
75845799241,21cyclictest1060685-21ps12:05:160
75845799241,20cyclictest947389-21apt-get10:15:120
75845799240,22cyclictest890976-21grep09:20:000
758470992319,3cyclictest1069110-21ntpq12:10:183
758470992319,3cyclictest1044355-21fschecks_time11:50:143
758470992317,4cyclictest885812-21cron09:15:013
75847099231,2cyclictest952460-21apt-get10:20:113
75847099231,21cyclictest830398-21apt-get08:20:133
75847099231,21cyclictest0-21swapper/308:15:133
75847099230,3cyclictest927601-21sed09:55:163
75847099230,1cyclictest191rcu_preempt12:00:123
758466992320,2cyclictest514-21in:imuxsock08:25:012
758466992319,3cyclictest1044627-21irqcore11:50:152
75846699231,2cyclictest820218-21apt-get08:10:122
75846699231,21cyclictest401ktimers/207:27:352
75846699231,19cyclictest0-21swapper/212:28:052
75846699230,2cyclictest1-21systemd11:20:162
758461992320,2cyclictest967408-21munin-plugin-st10:35:001
758461992319,2cyclictest982865-21apt-get10:50:101
75846199230,21cyclictest1014244-21cut11:20:161
75846199230,20cyclictest0-21swapper/112:20:101
75846199230,20cyclictest0-21swapper/107:40:131
75846199230,20cyclictest0-21swapper/107:40:131
758457992319,2cyclictest850587-21apt-get08:40:120
758457992319,2cyclictest1080393-21apt-get12:25:130
75845799231,2cyclictest830398-21apt-get08:20:120
75845799231,2cyclictest1070283-21apt-get12:15:130
75845799231,2cyclictest0-21swapper/011:50:000
75845799231,2cyclictest0-21swapper/011:20:120
75845799231,2cyclictest0-21swapper/008:45:120
75845799231,20cyclictest0-21swapper/008:55:190
758470992219,2cyclictest0-21swapper/308:10:113
758470992218,3cyclictest897194-21runrttasks09:25:163
758470992216,4cyclictest967384-21cron10:35:003
75847099221,2cyclictest0-21swapper/311:05:123
75847099221,2cyclictest0-21swapper/310:10:113
75847099221,20cyclictest0-21swapper/310:45:143
75847099221,20cyclictest0-21swapper/308:00:123
75847099220,21cyclictest906373-21taskset09:35:123
75847099220,21cyclictest0-21swapper/310:50:103
75847099220,21cyclictest0-21swapper/307:35:123
75846699221,20cyclictest845555-21apt-get08:35:112
75846699221,20cyclictest808916-21ntpq07:55:202
758461992219,2cyclictest1-21systemd07:55:011
758461992218,2cyclictest0-21swapper/109:15:131
758461992218,2cyclictest0-21swapper/108:45:121
75846199221,1cyclictest987958-21apt-get10:55:121
75846199221,1cyclictest0-21swapper/108:20:121
75846199221,19cyclictest774208-21apt-get07:25:121
75846199221,19cyclictest0-21swapper/109:35:111
75846199220,20cyclictest1059502-21latency_hist12:05:001
75846199220,20cyclictest0-21swapper/110:35:101
75846199220,20cyclictest0-21swapper/110:25:121
75846199220,19cyclictest0-21swapper/111:30:111
75846199220,19cyclictest0-21swapper/110:00:121
75846199220,19cyclictest0-21swapper/109:05:111
75846199220,19cyclictest0-21swapper/108:50:121
75846199220,19cyclictest0-21swapper/108:30:111
758457992219,2cyclictest957528-21apt-get10:25:110
758457992219,2cyclictest0-21swapper/009:40:120
758457992219,1cyclictest0-21swapper/012:10:110
758457992219,1cyclictest0-21swapper/007:50:120
758457992218,2cyclictest1059490-21idleruntime-cro12:04:590
75845799221,2cyclictest967660-21apt-get10:35:110
75845799221,2cyclictest0-21swapper/011:30:100
75845799221,20cyclictest0-21swapper/008:33:410
75845799221,1cyclictest0-21swapper/008:15:130
75845799220,2cyclictest0-21swapper/012:35:230
75845799220,21cyclictest64-21kcompactd008:36:240
75845799220,20cyclictest1034969-21sshd11:40:160
75845799220,20cyclictest0-21swapper/009:00:120
75845799220,20cyclictest0-21swapper/008:05:120
758470992119,1cyclictest0-21swapper/312:15:133
758470992119,1cyclictest0-21swapper/308:59:313
758470992119,1cyclictest0-21swapper/308:40:093
758470992119,1cyclictest0-21swapper/307:15:123
758470992118,2cyclictest835496-21apt-get08:25:123
758470992118,2cyclictest0-21swapper/307:55:123
758470992117,2cyclictest0-21swapper/308:35:113
75847099211,19cyclictest0-21swapper/311:00:113
75847099210,20cyclictest64-21kcompactd007:26:313
75847099210,20cyclictest481rcuc/307:45:133
75847099210,20cyclictest0-21swapper/311:32:433
75847099210,20cyclictest0-21swapper/310:58:513
75847099210,20cyclictest0-21swapper/307:10:113
75847099210,1cyclictest799518-21apt-get07:50:123
75847099210,19cyclictest0-21swapper/311:25:113
75847099210,19cyclictest0-21swapper/310:15:123
758466992119,1cyclictest0-21swapper/211:45:132
758466992119,1cyclictest0-21swapper/210:59:232
758466992119,1cyclictest0-21swapper/210:15:122
758466992119,1cyclictest0-21swapper/209:58:062
758466992119,1cyclictest0-21swapper/208:45:002
758466992119,1cyclictest0-21swapper/207:17:532
758466992118,2cyclictest0-21swapper/211:15:122
75846699211,1cyclictest0-21swapper/211:40:122
75846699211,1cyclictest0-21swapper/207:10:112
75846699211,19cyclictest783220-21ntpq07:30:222
75846699211,19cyclictest0-21swapper/209:40:122
75846699210,2cyclictest961935-21modprobe10:25:252
75846699210,20cyclictest0-21swapper/210:10:242
75846699210,20cyclictest0-21swapper/210:05:122
75846699210,20cyclictest0-21swapper/209:20:242
75846699210,1cyclictest911165-21cron09:40:002
75846699210,1cyclictest0-21swapper/211:30:112
75846699210,1cyclictest0-21swapper/208:55:112
758461992119,1cyclictest64-21kcompactd012:30:471
758461992119,1cyclictest0-21swapper/111:55:111
758461992119,1cyclictest0-21swapper/110:40:111
758461992119,1cyclictest0-21swapper/107:21:071
758461992118,1cyclictest0-21swapper/111:35:121
758461992117,2cyclictest759481-21ps07:10:151
75846199211,1cyclictest0-21swapper/111:05:161
75846199211,1cyclictest0-21swapper/108:10:121
75846199210,20cyclictest64-21kcompactd009:48:261
75846199210,20cyclictest64-21kcompactd007:17:211
758457992119,1cyclictest0-21swapper/011:18:450
758457992119,1cyclictest0-21swapper/010:40:200
758457992119,1cyclictest0-21swapper/010:10:110
758457992119,1cyclictest0-21swapper/007:19:310
758457992118,2cyclictest64-21kcompactd009:08:060
758457992118,1cyclictest0-21swapper/011:55:110
75845799211,1cyclictest0-21swapper/010:00:120
75845799211,19cyclictest0-21swapper/012:20:340
75845799210,2cyclictest0-21swapper/010:30:110
75845799210,20cyclictest64-21kcompactd008:03:030
75845799210,20cyclictest0-21swapper/009:50:120
75845799210,20cyclictest0-21swapper/009:10:100
75845799210,20cyclictest0-21swapper/008:50:130
75845799210,20cyclictest0-21swapper/007:45:090
75845799210,20cyclictest0-21swapper/007:42:060
75845799210,20cyclictest0-21swapper/007:42:060
758470992019,1cyclictest64-21kcompactd009:18:513
758470992018,1cyclictest0-21swapper/311:40:113
75847099200,1cyclictest0-21swapper/312:25:123
75847099200,1cyclictest0-21swapper/311:20:113
75847099200,1cyclictest0-21swapper/310:40:113
75847099200,19cyclictest0-21swapper/312:20:103
758466992018,1cyclictest0-21swapper/210:42:442
758466992017,2cyclictest835499-21chrt08:25:112
758466992017,2cyclictest1008403-21cron11:15:002
75846699200,1cyclictest64-21kcompactd011:08:322
75846699200,1cyclictest0-21swapper/212:30:122
75846699200,1cyclictest0-21swapper/211:25:112
75846699200,1cyclictest0-21swapper/210:35:112
75846699200,1cyclictest0-21swapper/209:25:112
75846699200,1cyclictest0-21swapper/208:50:132
75846699200,1cyclictest0-21swapper/208:49:492
75846699200,1cyclictest0-21swapper/208:00:102
75846699200,19cyclictest804365-21munin-run07:55:012
75846699200,19cyclictest0-21swapper/209:15:112
75846699200,19cyclictest0-21swapper/209:10:102
758461992018,1cyclictest64-21kcompactd012:28:381
758461992018,1cyclictest1-21systemd08:10:011
758461992018,1cyclictest1048127-21ntpq11:50:211
758461992018,1cyclictest0-21swapper/112:35:111
758461992018,1cyclictest0-21swapper/112:10:101
758461992018,1cyclictest0-21swapper/111:00:241
758461992018,1cyclictest0-21swapper/109:20:121
758461992017,2cyclictest1060188-21apt-get12:05:111
758461992017,1cyclictest0-21swapper/109:30:121
758461992016,2cyclictest0-21swapper/110:20:111
75846199200,1cyclictest942075-21systemd-run10:10:001
75846199200,1cyclictest0-21swapper/112:15:121
75846199200,1cyclictest0-21swapper/110:45:141
758457992018,1cyclictest0-21swapper/011:11:450
758457992017,2cyclictest896779-21grep09:25:150
758457992017,2cyclictest0-21swapper/007:55:130
75845799200,1cyclictest0-21swapper/010:05:110
758470991917,1cyclictest860694-21apt-get08:50:123
758470991917,1cyclictest64-21kcompactd009:51:393
758470991915,2cyclictest0-21swapper/312:05:123
75847099190,18cyclictest1033762-21turbostat11:40:003
758466991917,1cyclictest1075314-21apt-get12:20:102
75846699191,17cyclictest769178-21apt-get07:20:112
75846699190,1cyclictest0-21swapper/211:35:252
758461991917,1cyclictest0-21swapper/109:40:121
758461991916,1cyclictest0-21swapper/108:35:111
75846199190,19cyclictest64-21kcompactd009:53:161
75846199190,19cyclictest0-21swapper/109:03:481
758457991917,1cyclictest0-21swapper/010:45:130
758457991917,1cyclictest0-21swapper/010:21:120
758457991917,1cyclictest0-21swapper/008:25:120
758457991917,1cyclictest0-21swapper/007:22:110
758457991916,2cyclictest825064-21sh08:15:010
758457991916,2cyclictest763817-21cron07:15:000
758457991915,2cyclictest0-21swapper/007:10:000
758470991817,1cyclictest64-21kcompactd008:31:323
758470991816,1cyclictest0-21swapper/309:20:133
75847099180,1cyclictest0-21swapper/310:35:123
758466991817,1cyclictest0-21swapper/209:08:392
758466991816,1cyclictest0-21swapper/212:05:122
758466991816,1cyclictest0-21swapper/209:45:122
758461991815,2cyclictest0-21swapper/107:49:591
758457991816,1cyclictest987710-21awk10:55:000
758457991816,1cyclictest0-21swapper/011:02:370
758457991815,2cyclictest0-21swapper/009:38:120
758470991715,1cyclictest64-21kcompactd009:31:453
758470991715,1cyclictest0-21swapper/312:35:253
758470991714,2cyclictest377-21hwrng10:00:523
758470991714,2cyclictest0-21swapper/307:20:123
758470991713,3cyclictest880702-21idleruntime-cro09:10:013
758470991713,2cyclictest1003633-21apt-get11:10:113
758466991715,1cyclictest1049694-21ps11:55:152
758466991714,2cyclictest957262-21dump-pmu-power10:25:002
758466991714,2cyclictest0-21swapper/210:50:102
758466991711,4cyclictest967252-21sshd10:33:242
75846699170,2cyclictest906109-21idleruntime-cro09:34:592
75846699170,1cyclictest0-21swapper/209:00:112
758461991716,1cyclictest0-21swapper/107:55:321
758457991714,2cyclictest61650irq/133-enp0s29f1:rx-011:25:160
758457991714,2cyclictest0-21swapper/009:45:120
758457991713,3cyclictest61650irq/133-enp0s29f1:rx-011:50:170
758470991613,1cyclictest0-21swapper/307:40:133
758470991613,1cyclictest0-21swapper/307:40:123
758461991614,1cyclictest0-21swapper/110:15:121
758461991614,1cyclictest0-21swapper/110:10:111
758461991614,1cyclictest0-21swapper/107:35:061
758457991613,2cyclictest61650irq/133-enp0s29f1:rx-009:55:250
758466991513,1cyclictest0-21swapper/211:00:102
758466991512,2cyclictest794949-21sed07:45:132
758466991512,2cyclictest1065739-21irqcore12:10:142
75846699150,3cyclictest1075042-21ls12:19:592
758461991514,1cyclictest0-21swapper/111:13:221
75845799151,3cyclictest991967-21ntpq10:55:220
75847099140,2cyclictest860426-21munin-plugin-st08:50:003
75846699148,4cyclictest829348-21sshd08:15:232
758466991412,1cyclictest516-21rs:main2
758466991412,1cyclictest516-21rs:main2
758461991411,2cyclictest812768-21kthreadcore08:00:171
758461991411,2cyclictest1013488-21idleruntime-cro11:20:001
758461991410,3cyclictest896611-21gltestperf09:25:141
758461991410,3cyclictest1039171-21cpuspeed_turbos11:45:131
75846699128,2cyclictest1090724-21sort12:35:132
75846699127,4cyclictest261-21systemd-journal10:00:072
75846699127,4cyclictest261-21systemd-journal08:35:002
75846199128,2cyclictest0-21swapper/108:30:011
758461991210,1cyclictest0-21swapper/108:55:111
75847099112,2cyclictest191rcu_preempt09:00:103
75846699115,1cyclictest191rcu_preempt07:10:002
75846199119,1cyclictest64-21kcompactd007:30:161
75846199101,1cyclictest758272-21latency_hist07:10:001
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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