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2025-11-30 - 17:40
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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 792 highest latencies:
System rack2slot7.osadl.org (updated Sun Nov 30, 2025 12:43:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2709686997126,6cyclictest0-21swapper/011:23:110
270968699455,36cyclictest0-21swapper/010:33:130
270968699452,5cyclictest2831651-21awk10:56:060
270968799398,2cyclictest0-21swapper/110:08:111
2709687993825,11cyclictest2779833-21ssh09:53:041
2709686993823,13cyclictest2871559-21sendmail-msp11:53:070
270968799361,9cyclictest2836256-21ssh11:01:091
2709686993321,3cyclictest0-21swapper/010:13:080
2709686993321,2cyclictest0-21swapper/012:43:090
270968699326,11cyclictest0-21swapper/011:41:080
270968699320,28cyclictest0-21swapper/011:58:060
2709688993126,4cyclictest1008-21mta-sts-daemon11:03:082
2709688993113,1cyclictest171rcu_preempt11:38:082
270968699306,1cyclictest2873351-21aten2.4-expect11:48:020
2709686993017,4cyclictest2763177-21/usr/sbin/munin09:33:030
2709688992924,3cyclictest1006-21mta-sts-daemon12:23:072
2709688992921,5cyclictest2800763-21/usr/sbin/munin10:18:012
270968799299,14cyclictest619-21mta-sts-daemon10:56:081
2709686992923,3cyclictest2793074-21gltestperf10:08:070
270968899285,16cyclictest111788-21systemd-journal10:06:092
2709688992820,6cyclictest1008-21mta-sts-daemon08:53:092
2709688992817,9cyclictest1005-21mta-sts-daemon08:13:292
2709688992817,9cyclictest1005-21mta-sts-daemon08:13:292
2709686992821,1cyclictest0-21swapper/010:23:120
270968699280,26cyclictest0-21swapper/012:38:050
2709687992719,3cyclictest2800900-21apt-config10:18:011
270968699272,17cyclictest0-21swapper/009:53:180
270968699271,3cyclictest2788017-21aten_r2power_cu10:03:030
270968699270,6cyclictest2767896-21ntpq09:38:070
2709686992625,1cyclictest0-21swapper/012:33:110
270968699262,16cyclictest2800841-21/usr/sbin/munin10:18:010
270968699261,1cyclictest0-21swapper/011:28:120
270968799254,15cyclictest111788-21systemd-journal11:46:081
270968799254,14cyclictest111788-21systemd-journal07:28:101
270968699253,16cyclictest0-21swapper/012:18:140
2709686992522,2cyclictest2890502-21sendmail-msp12:15:220
2709686992514,3cyclictest2848512-21aten_r2power_po11:18:030
270968899248,11cyclictest111788-21systemd-journal12:28:112
2709686992412,4cyclictest0-21swapper/010:26:310
270968699240,19cyclictest2905752-21aten_r2power_en12:23:010
270968899236,14cyclictest111788-21systemd-journal10:21:082
270968899236,12cyclictest1007-21mta-sts-daemon11:18:052
270968899234,14cyclictest2902029-21ssh12:18:092
2709687992316,5cyclictest2726074-21grep08:03:131
270968699233,19cyclictest2909013-21sendmail-msp12:28:120
270968699232,20cyclictest2739708-21cat08:46:050
270968699231,17cyclictest2817565-21aten_r2power_po10:38:030
270968899221,8cyclictest171rcu_preempt09:38:072
2709688992217,3cyclictest2759769-21proc_pri09:28:122
2709688992211,9cyclictest0-21swapper/210:48:032
270968799223,4cyclictest0-21swapper/111:28:121
270968799222,1cyclictest2892845-21ntpq12:08:121
2709687992215,4cyclictest2709685-21cyclictest11:54:111
270968799221,4cyclictest259-21jbd2/mmcblk0p2-810:21:081
270968799220,4cyclictest28-21ksoftirqd/111:58:051
270968699222,20cyclictest0-21swapper/007:33:020
270968699222,19cyclictest2714036-21ntpq07:28:100
2709686992215,1cyclictest0-21swapper/009:48:140
270968699220,18cyclictest2832253-21kworker/u8:3+rpciod10:58:110
112699220,4rtkit-daemon1006-21mta-sts-daemon09:35:102
270968899218,4cyclictest171rcu_preempt12:08:102
270968899217,10cyclictest1007-21mta-sts-daemon08:56:082
270968899214,11cyclictest11050irq/107-eth%d10:33:132
270968899212,14cyclictest2780383-21ssh09:53:122
270968699215,13cyclictest2702303-1kworker/0:2H+mmc_complete07:48:110
270968699212,15cyclictest2890642-21latency_hist12:06:050
270968699211,17cyclictest629-21thd11:01:090
270968699211,11cyclictest2729899-21sort08:18:040
270968999202,7cyclictest0-21swapper/310:06:093
2709688992017,2cyclictest0-21swapper/207:18:052
2709688992015,3cyclictest0-21swapper/210:43:052
270968899200,18cyclictest2808206-21sendmail-msp10:28:062
270968799206,12cyclictest2867042-21apt-get11:41:081
270968799204,2cyclictest2720659-21ntpq07:48:101
270968799204,11cyclictest2909013-21sendmail-msp12:28:101
270968799202,7cyclictest171rcu_preempt08:38:071
270968799201,2cyclictest2900113-21ssh12:16:261
270968699202,16cyclictest2752001-21/usr/sbin/munin09:18:170
2709686992016,3cyclictest2722869-21unin-run07:56:050
2709686992010,4cyclictest2892047-21/usr/sbin/munin12:08:040
112699200,1rtkit-daemon0-21swapper/207:24:132
270968899196,10cyclictest2715038-21/usr/sbin/munin07:33:022
270968899195,10cyclictest2899546-21ssh12:15:542
270968899192,13cyclictest111788-21systemd-journal07:48:112
270968899191,4cyclictest171rcu_preempt11:09:452
2709688991914,2cyclictest2871559-21sendmail-msp11:46:082
270968799198,2cyclictest171rcu_preempt09:48:151
270968799195,4cyclictest11050irq/107-eth%d10:13:091
270968799193,9cyclictest111788-21systemd-journal10:48:141
270968799192,1cyclictest2746596-21munin-run09:06:051
2709687991913,2cyclictest171rcu_preempt08:13:071
2709687991913,2cyclictest171rcu_preempt08:13:071
270968699198,5cyclictest2739685-21sendmail-msp08:53:130
270968699192,15cyclictest2825282-21fschecks_time10:48:070
2709686991914,4cyclictest0-21swapper/011:08:200
270968699191,10cyclictest0-21swapper/009:23:090
270968699190,18cyclictest2745444-21sshd09:03:030
270968899185,8cyclictest2853154-21ntp_states11:23:112
270968899182,9cyclictest2844882-21ls11:13:142
270968899182,10cyclictest2818925-21ssh10:38:172
2709688991816,1cyclictest0-21swapper/212:06:052
270968799188,8cyclictest2849458-21/usr/sbin/munin11:18:141
270968799185,9cyclictest2897506-21ssh12:13:131
270968799185,11cyclictest2741925-21grep08:53:051
270968799184,8cyclictest1008-21mta-sts-daemon08:26:081
270968799183,4cyclictest171rcu_preempt09:28:091
270968799183,12cyclictest111788-21systemd-journal12:33:121
270968799182,4cyclictest2749406-21ntpq09:13:141
270968799182,2cyclictest0-21swapper/109:22:361
270968799182,13cyclictest2767060-21aten_r2power_cu09:38:001
2709687991815,2cyclictest2748218-21unixbench_singl09:08:161
2709687991813,1cyclictest171rcu_preempt07:53:221
270968699185,8cyclictest2709643-21munin-run07:16:050
2709686991815,2cyclictest2784221-21sed09:58:060
270968999173,8cyclictest0-21swapper/307:48:113
270968899178,6cyclictest2713365-21/usr/sbin/munin07:28:032
270968899175,9cyclictest0-21swapper/209:46:052
270968899175,7cyclictest762-21in:imuxsock09:48:102
270968899174,10cyclictest11050irq/107-eth%d09:23:092
270968799174,4cyclictest171rcu_preempt09:18:071
270968799173,3cyclictest2845512-21ssh11:13:211
270968799173,1cyclictest0-21swapper/110:03:101
270968799171,7cyclictest2813452-21ssh10:33:041
270968799171,6cyclictest2710338-21grep07:18:051
270968799171,14cyclictest2717481-21wc07:38:111
270968799171,13cyclictest2865051-21ldconfig11:38:081
270968699170,11cyclictest2839846-21sendmail-msp11:13:170
112699170,4rtkit-daemon0-21swapper/112:03:091
112699170,1rtkit-daemon0-21swapper/111:31:511
112699170,0rtkit-daemon0-21swapper/212:41:372
270968999163,7cyclictest0-21swapper/309:28:053
270968999162,7cyclictest0-21swapper/310:18:013
270968999162,6cyclictest0-21swapper/311:18:053
270968899164,8cyclictest2834495-21ssh10:58:172
270968899163,10cyclictest1008-21mta-sts-daemon11:31:252
270968899162,11cyclictest2867638-21apt-get11:41:082
2709688991613,2cyclictest0-21swapper/209:58:152
2709688991612,3cyclictest2730132-21gltestperf08:18:062
2709688991612,1cyclictest0-21swapper/211:26:242
270968899161,11cyclictest2721580-21aten_r2power_po07:53:202
2709688991610,3cyclictest0-21swapper/208:08:102
270968899160,2cyclictest171rcu_preempt09:18:112
270968799166,1cyclictest171rcu_preempt08:23:041
270968799164,9cyclictest1005-21mta-sts-daemon08:48:091
270968799162,9cyclictest2723936-21/usr/sbin/munin07:58:091
270968799162,8cyclictest2906526-21/usr/sbin/munin12:23:061
270968799162,12cyclictest2718472-21fschecks_time07:43:061
270968799161,4cyclictest764-21rs:main1
2709687991613,2cyclictest0-21swapper/107:16:051
270968799161,2cyclictest58-21kcompactd011:23:111
270968799161,12cyclictest2823929-21cron10:46:051
270968799161,11cyclictest2924019-21aten_r2power_en12:43:011
270968799161,11cyclictest2920259-21/usr/sbin/munin12:38:081
270968799160,5cyclictest171rcu_preempt10:53:131
270968699168,6cyclictest0-21swapper/008:28:070
270968699167,7cyclictest2723467-21fschecks_time07:58:050
270968699166,2cyclictest2821692-21fschecks_count10:43:040
270968699164,3cyclictest0-21swapper/009:44:080
270968699163,8cyclictest2716780-21fschecks_count07:38:050
270968699163,10cyclictest2719678-21latency_hist07:46:050
270968699162,9cyclictest2759099-21fschecks_time09:28:050
2709686991614,1cyclictest0-21swapper/008:13:060
2709686991614,1cyclictest0-21swapper/008:13:060
2709686991612,3cyclictest762-21in:imuxsock08:33:050
270968699161,13cyclictest2746624-21sendmail-msp09:13:140
270968699161,11cyclictest2727141-21uname08:08:090
270968999153,8cyclictest0-21swapper/311:01:083
270968999151,9cyclictest0-21swapper/312:28:113
270968899158,4cyclictest0-21swapper/208:43:042
270968899154,4cyclictest111788-21systemd-journal08:27:282
270968899153,8cyclictest2883971-21/usr/sbin/munin11:58:152
270968899153,8cyclictest2732373-21/usr/sbin/munin08:23:132
270968899152,10cyclictest2790999-21sendmail-msp10:13:082
270968899151,12cyclictest2717626-21/usr/sbin/munin07:38:142
270968899151,11cyclictest2723363-21grep07:58:042
270968899150,7cyclictest11050irq/107-eth%d12:34:062
270968799155,8cyclictest111788-21systemd-journal08:11:051
270968799155,2cyclictest171rcu_preempt10:31:061
270968799152,9cyclictest2783754-21/usr/sbin/munin09:58:071
270968799151,11cyclictest2739523-21sed08:43:141
270968799151,10cyclictest2772089-21/usr/sbin/munin09:43:071
270968699155,9cyclictest0-21swapper/009:08:080
270968699154,7cyclictest2712883-21/usr/sbin/munin07:23:180
270968699153,7cyclictest2710088-21/usr/sbin/munin07:18:040
270968699151,10cyclictest2861778-21ssh11:33:170
270968999144,5cyclictest0-21swapper/310:33:133
270968999143,4cyclictest0-21swapper/312:23:073
270968899148,5cyclictest762-21in:imuxsock08:48:102
270968899145,4cyclictest2745264-21/usr/sbin/munin09:03:022
270968899143,8cyclictest619-21mta-sts-daemon07:43:162
270968899142,4cyclictest2788036-21head10:03:032
270968799149,1cyclictest171rcu_preempt07:26:051
270968799146,2cyclictest171rcu_preempt08:18:051
270968799142,8cyclictest2817424-21/usr/sbin/munin10:38:041
270968799141,3cyclictest0-21swapper/111:06:311
270968799141,11cyclictest2735727-21cut08:33:071
270968799140,3cyclictest171rcu_preempt08:58:071
270968699141,9cyclictest2743534-21apt-get08:56:070
270968699141,11cyclictest2725124-21gltestperf08:03:040
270968699140,1cyclictest2864306-21/usr/sbin/munin11:38:030
270968999135,5cyclictest0-21swapper/309:38:073
270968999134,4cyclictest0-21swapper/310:48:033
270968999133,7cyclictest0-21swapper/308:56:073
270968999133,6cyclictest0-21swapper/311:53:083
270968999133,6cyclictest0-21swapper/311:46:083
270968999131,6cyclictest0-21swapper/311:23:113
270968899137,4cyclictest2732762-21sendmail-msp08:33:112
270968899134,5cyclictest0-21swapper/210:53:192
270968899133,8cyclictest2725080-21fschecks_time08:03:042
270968899133,5cyclictest2736767-21/usr/sbin/munin08:38:032
270968899132,8cyclictest2878184-21cut11:53:042
270968899131,10cyclictest2750019-21cat09:16:062
2709688991310,2cyclictest0-21swapper/212:38:032
270968799132,5cyclictest2716414-21grep07:36:061
270968699137,1cyclictest0-21swapper/008:23:100
270968699131,9cyclictest111788-21systemd-journal08:48:100
270968999124,5cyclictest0-21swapper/307:23:093
270968999123,5cyclictest0-21swapper/311:38:083
270968999123,5cyclictest0-21swapper/307:58:093
270968999123,4cyclictest0-21swapper/309:23:103
270968999123,4cyclictest0-21swapper/308:43:033
270968999121,7cyclictest0-21swapper/307:28:103
270968999121,6cyclictest0-21swapper/308:26:083
270968899129,2cyclictest2747163-21grep09:08:052
270968699121,9cyclictest2736605-21munin-node08:38:010
270968999115,3cyclictest0-21swapper/311:28:023
270968999113,6cyclictest0-21swapper/310:38:093
270968999113,5cyclictest0-21swapper/312:13:133
270968999113,5cyclictest0-21swapper/311:13:223
270968999113,5cyclictest0-21swapper/307:21:053
270968999113,4cyclictest0-21swapper/308:33:083
270968999113,4cyclictest0-21swapper/307:43:113
270968999113,3cyclictest0-21swapper/312:38:053
270968999112,5cyclictest0-21swapper/312:46:053
270968999112,5cyclictest0-21swapper/309:58:033
270968999112,5cyclictest0-21swapper/308:53:083
270968999112,5cyclictest0-21swapper/308:13:103
270968999112,5cyclictest0-21swapper/308:13:103
270968999112,4cyclictest0-21swapper/309:42:593
270968999111,6cyclictest0-21swapper/310:21:083
270968999111,6cyclictest0-21swapper/308:26:053
270968999111,5cyclictest0-21swapper/311:41:083
270968999111,5cyclictest0-21swapper/310:28:113
270968999111,5cyclictest0-21swapper/307:38:073
270968999110,6cyclictest0-21swapper/312:08:093
270968999110,6cyclictest0-21swapper/309:48:013
270968899113,5cyclictest2709861-21cat07:16:062
270968999106,2cyclictest0-21swapper/312:03:043
270968999104,2cyclictest0-21swapper/309:18:073
270968999103,4cyclictest0-21swapper/311:58:023
270968999103,4cyclictest0-21swapper/309:53:043
270968999103,4cyclictest0-21swapper/307:53:323
270968999103,3cyclictest0-21swapper/308:48:033
270968999102,5cyclictest0-21swapper/312:31:573
270968999102,5cyclictest0-21swapper/311:07:363
270968999102,5cyclictest0-21swapper/310:56:073
270968999102,4cyclictest0-21swapper/310:13:043
270968999101,6cyclictest0-21swapper/310:56:053
270968999101,6cyclictest0-21swapper/308:03:013
270968999101,5cyclictest0-21swapper/310:43:013
270968999101,5cyclictest0-21swapper/309:03:013
270968999101,4cyclictest0-21swapper/312:18:033
27096899995,2cyclictest0-21swapper/308:18:063
27096899993,5cyclictest0-21swapper/309:33:013
27096899992,4cyclictest0-21swapper/309:13:043
27096899992,4cyclictest0-21swapper/308:08:033
27096899991,5cyclictest0-21swapper/307:31:233
27096899991,4cyclictest0-21swapper/310:03:053
27096899991,4cyclictest0-21swapper/309:08:033
27096899990,4cyclictest0-21swapper/308:38:043
27096899982,4cyclictest0-21swapper/311:31:253
27096899951,3cyclictest0-21swapper/307:16:063
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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