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2026-03-29 - 15:48
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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 all highest latencies:
System rackeslot4.osadl.org (updated Sun Mar 29, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
254039699300,20cyclictest2667267-21idleruntime-cro09:15:003
254039699291,1cyclictest2784429-21apt-get11:10:123
254039699280,19cyclictest2636869-21turbostat.cron08:44:593
254039199281,20cyclictest2774342-21apt-get11:00:122
254039199280,25cyclictest2688274-21apt-get09:35:142
254039199280,25cyclictest2688274-21apt-get09:35:132
254039699271,19cyclictest2839747-21ntpq12:00:183
254039699270,1cyclictest0-21swapper/308:47:133
254039699270,18cyclictest2856579-21grep12:20:153
254039699270,18cyclictest2856579-21grep12:20:153
254039199261,22cyclictest2713566-21apt-get10:00:122
254039199261,21cyclictest2693328-21apt-get09:40:122
254039199261,20cyclictest2764186-21apt-get10:50:122
254038699262,21cyclictest2830770-21apt-get11:55:131
254038699262,21cyclictest2667512-21apt-get09:15:111
254038699262,20cyclictest2611910-21apt-get08:20:131
2540396992519,3cyclictest2851032-21apt-get12:15:113
254039699250,1cyclictest0-21swapper/311:15:103
254039699250,1cyclictest0-21swapper/308:38:383
254039199252,21cyclictest2810551-21apt-get11:35:132
254039199251,4cyclictest2743696-21ls10:30:002
254039199251,23cyclictest2804793-21cron11:30:002
254039199250,21cyclictest0-21swapper/208:30:132
254038699251,21cyclictest2683218-21apt-get09:30:111
2540396992415,1cyclictest0-21swapper/311:50:213
254039699240,1cyclictest0-21swapper/307:10:113
254039199242,2cyclictest2789503-21apt-get11:15:102
2540391992420,2cyclictest2586612-21apt-get07:55:112
254039199241,21cyclictest64-21kcompactd008:40:132
254039199241,21cyclictest2687120-21ntpq09:30:202
254039199241,20cyclictest0-21swapper/212:10:122
254039199240,21cyclictest0-21swapper/209:55:102
2540386992420,2cyclictest2647245-21apt-get08:55:111
254038699241,21cyclictest2749023-21apt-get10:35:121
254038699241,21cyclictest2718351-21awk10:05:001
254038699241,20cyclictest2743971-21seq10:30:111
254038699240,20cyclictest0-21swapper/111:30:131
254038199241,3cyclictest2805073-21apt-get11:30:130
254038199241,2cyclictest2708512-21apt-get09:55:100
254038199241,21cyclictest2622020-21apt-get08:30:120
254038199241,21cyclictest2606852-21apt-get08:15:110
254038199241,21cyclictest2581555-21apt-get07:50:110
254038199241,21cyclictest2546105-21apt-get07:15:120
254039699232,2cyclictest2616966-21apt-get08:25:123
2540396992319,2cyclictest2591690-21apt-get08:00:123
254039699231,2cyclictest2566352-21apt-get07:35:133
254039699231,20cyclictest2800017-21apt-get11:25:123
254039699230,20cyclictest0-21swapper/311:55:133
254039699230,20cyclictest0-21swapper/310:45:133
254039699230,20cyclictest0-21swapper/307:20:113
254039699230,19cyclictest0-21swapper/312:10:123
2540391992320,2cyclictest2601775-21apt-get08:10:122
2540391992319,2cyclictest2845674-21cron12:10:002
2540391992319,2cyclictest2698404-21apt-get09:45:132
2540391992319,2cyclictest2555087-21ntpq07:20:202
2540391992317,5cyclictest261-21systemd-journal10:25:012
254039199231,2cyclictest2779397-21apt-get11:05:132
254039199230,21cyclictest2840661-21unin-run12:04:592
254039199230,20cyclictest2576482-21apt-get07:45:142
254039199230,20cyclictest0-21swapper/211:50:122
254039199230,20cyclictest0-21swapper/208:25:122
2540386992319,2cyclictest2723701-21apt-get10:10:121
2540386992319,2cyclictest0-21swapper/107:45:131
254038699231,2cyclictest2656195-21ntpq09:00:191
254038699230,3cyclictest2855840-21chrt12:19:591
254038699230,20cyclictest0-21swapper/107:25:101
254038199232,2cyclictest2688274-21apt-get09:35:140
254038199232,2cyclictest2688274-21apt-get09:35:130
254038199232,2cyclictest2540580-21apt-get07:10:110
2540381992320,2cyclictest2657377-21apt-get09:05:120
254038199231,2cyclictest2632081-21apt-get08:40:110
254038199231,21cyclictest61650irq/133-enp0s29f1:rx-012:14:120
254038199231,21cyclictest2728733-21apt-get10:15:110
254038199231,20cyclictest2591690-21apt-get08:00:120
2540396992218,3cyclictest0-21swapper/311:05:133
254039699221,20cyclictest2673041-21apt-get09:20:133
254039699220,21cyclictest2733539-21cron10:20:013
254039699220,20cyclictest0-21swapper/311:40:133
254039699220,20cyclictest0-21swapper/308:05:133
254039699220,20cyclictest0-21swapper/307:45:133
254039699220,19cyclictest0-21swapper/311:35:133
254039699220,19cyclictest0-21swapper/310:50:123
254039699220,19cyclictest0-21swapper/309:15:113
254039699220,18cyclictest0-21swapper/312:06:403
254039699220,18cyclictest0-21swapper/310:25:103
2540391992219,2cyclictest2718623-21apt-get10:05:132
2540391992219,2cyclictest0-21swapper/209:21:382
2540391992219,2cyclictest0-21swapper/209:05:132
2540391992219,1cyclictest0-21swapper/210:10:122
2540391992219,1cyclictest0-21swapper/207:40:102
2540391992218,2cyclictest2545747-21grep07:15:012
254039199221,1cyclictest0-21swapper/208:35:142
254039199221,19cyclictest2571145-21munin-run07:40:002
254039199220,20cyclictest0-21swapper/207:25:092
2540386992216,3cyclictest0-21swapper/108:15:111
254038699221,20cyclictest2815607-21apt-get11:40:131
254038699221,20cyclictest0-21swapper/110:20:121
254038699221,20cyclictest0-21swapper/108:40:121
254038699221,1cyclictest0-21swapper/112:00:091
254038699220,2cyclictest2866248-21apt-get12:30:121
254038699220,2cyclictest0-21swapper/109:50:131
254038699220,21cyclictest2811041-21tr11:35:171
254038699220,20cyclictest2597137-21/usr/sbin/munin08:05:181
254038699220,19cyclictest0-21swapper/109:45:111
254038699220,19cyclictest0-21swapper/108:25:111
2540381992219,2cyclictest2800017-21apt-get11:25:130
2540381992219,2cyclictest2724201-21grep10:10:160
2540381992218,3cyclictest2836328-21ps12:00:140
2540381992218,2cyclictest2591423-21cron08:00:000
254038199220,21cyclictest2723427-21cron10:10:010
2540396992118,2cyclictest0-21swapper/309:35:003
2540396992117,2cyclictest2561318-21apt-get07:30:123
254039699210,20cyclictest2712442-21ntpq09:55:193
254039699210,19cyclictest2861662-21sort12:25:163
2540391992119,1cyclictest2672353-21apt-get09:20:002
2540391992119,1cyclictest0-21swapper/210:17:322
2540391992119,1cyclictest0-21swapper/207:17:262
2540391992118,2cyclictest2612406-21ps08:20:162
2540391992116,3cyclictest0-21swapper/212:20:122
2540391992116,3cyclictest0-21swapper/212:20:122
2540391992116,2cyclictest0-21swapper/211:45:122
254039199210,2cyclictest0-21swapper/210:40:122
254039199210,20cyclictest0-21swapper/208:04:122
254039199210,1cyclictest0-21swapper/211:22:032
254039199210,19cyclictest0-21swapper/209:10:122
2540386992119,2cyclictest64-21kcompactd009:07:381
2540386992119,1cyclictest2627030-21apt-get08:35:151
2540386992119,1cyclictest0-21swapper/112:05:131
2540386992119,1cyclictest0-21swapper/111:05:131
2540386992119,1cyclictest0-21swapper/107:16:541
2540386992118,2cyclictest2571400-21apt-get07:40:101
2540386992118,2cyclictest0-21swapper/109:55:101
2540386992118,2cyclictest0-21swapper/109:40:121
2540386992117,2cyclictest0-21swapper/107:55:111
254038699211,2cyclictest0-21swapper/107:35:141
254038699211,1cyclictest0-21swapper/111:25:131
254038699211,1cyclictest0-21swapper/108:05:001
254038699210,2cyclictest2871326-21apt-get12:35:121
254038699210,2cyclictest2861172-21apt-get12:25:121
254038699210,20cyclictest64-21kcompactd010:19:411
254038699210,20cyclictest0-21swapper/111:01:041
254038699210,20cyclictest0-21swapper/107:50:111
2540381992119,2cyclictest0-21swapper/009:10:210
2540381992119,1cyclictest0-21swapper/011:10:120
2540381992119,1cyclictest0-21swapper/008:52:030
2540381992118,2cyclictest0-21swapper/009:00:110
2540381992116,3cyclictest2764676-21grep10:50:160
254038199210,20cyclictest2794539-21apt-get11:20:120
254038199210,20cyclictest2571124-21cron07:40:010
254038199210,20cyclictest0-21swapper/009:30:110
254038199210,1cyclictest0-21swapper/012:20:110
254038199210,1cyclictest0-21swapper/012:20:110
254038199210,19cyclictest0-21swapper/008:25:120
2540396992018,1cyclictest0-21swapper/310:00:123
2540396992018,1cyclictest0-21swapper/309:05:133
2540396992018,1cyclictest0-21swapper/308:30:123
2540396992017,1cyclictest0-21swapper/309:35:143
2540396992017,1cyclictest0-21swapper/309:35:133
254039699200,1cyclictest0-21swapper/312:35:123
254039699200,1cyclictest0-21swapper/310:08:573
254039699200,1cyclictest0-21swapper/308:53:413
254039699200,1cyclictest0-21swapper/307:52:553
2540391992018,1cyclictest0-21swapper/211:30:132
2540391992018,1cyclictest0-21swapper/211:10:112
254039199200,1cyclictest0-21swapper/212:15:112
254039199200,1cyclictest0-21swapper/207:30:122
2540386992018,1cyclictest0-21swapper/110:53:011
2540386992018,1cyclictest0-21swapper/108:45:101
2540386992017,2cyclictest2602260-21ps08:10:161
2540386992017,2cyclictest0-21swapper/108:30:171
2540386992016,2cyclictest2769267-21apt-get10:55:131
254038699200,1cyclictest0-21swapper/112:20:111
254038699200,1cyclictest0-21swapper/112:20:111
254038699200,1cyclictest0-21swapper/111:15:101
254038699200,1cyclictest0-21swapper/109:20:121
254038699200,19cyclictest64-21kcompactd010:42:481
2540381992018,1cyclictest0-21swapper/010:55:130
2540381992018,1cyclictest0-21swapper/009:45:120
2540381992018,1cyclictest0-21swapper/009:25:120
2540381992018,1cyclictest0-21swapper/009:20:000
2540381992018,1cyclictest0-21swapper/009:15:110
2540381992018,1cyclictest0-21swapper/007:30:120
2540381992015,3cyclictest2703481-21apt-get09:50:120
254038199200,1cyclictest0-21swapper/012:25:130
254038199200,1cyclictest0-21swapper/012:15:200
254038199200,1cyclictest0-21swapper/008:10:120
254038199200,1cyclictest0-21swapper/007:40:110
254038199200,19cyclictest0-21swapper/012:35:110
254038199200,19cyclictest0-21swapper/012:30:120
254038199200,19cyclictest0-21swapper/011:40:130
254038199200,19cyclictest0-21swapper/011:00:120
254038199200,19cyclictest0-21swapper/010:20:110
254039699190,1cyclictest64-21kcompactd011:02:103
254039699190,19cyclictest0-21swapper/307:15:123
2540391991918,1cyclictest0-21swapper/211:40:192
2540391991917,1cyclictest0-21swapper/208:05:142
2540391991916,2cyclictest2609073-21kthreadcore08:15:172
2540391991916,2cyclictest0-21swapper/212:25:122
254039199190,17cyclictest0-21swapper/209:00:072
2540386991917,1cyclictest0-21swapper/111:45:121
2540386991916,1cyclictest0-21swapper/107:30:121
2540381991918,1cyclictest0-21swapper/008:05:490
2540381991917,1cyclictest0-21swapper/011:54:180
2540381991917,1cyclictest0-21swapper/010:44:250
2540381991917,1cyclictest0-21swapper/010:30:110
2540381991917,1cyclictest0-21swapper/007:26:350
2540381991916,2cyclictest514-21in:imuxsock11:19:590
254038199190,19cyclictest0-21swapper/009:44:120
2540396991816,1cyclictest0-21swapper/309:40:123
2540391991816,1cyclictest0-21swapper/212:38:232
2540391991816,1cyclictest0-21swapper/208:46:082
2540391991815,2cyclictest2769267-21apt-get10:55:132
2540391991814,2cyclictest0-21swapper/208:55:112
2540386991816,1cyclictest64-21kcompactd009:27:331
2540386991816,1cyclictest0-21swapper/107:20:111
2540396991716,1cyclictest0-21swapper/311:22:033
2540396991715,1cyclictest0-21swapper/310:40:123
2540396991714,2cyclictest2734765-21kthreadcore10:20:163
2540396991712,3cyclictest0-21swapper/310:10:123
2540391991714,1cyclictest0-21swapper/211:55:132
2540386991714,2cyclictest64-21kcompactd009:14:391
2540386991714,2cyclictest0-21swapper/111:50:171
2540381991715,1cyclictest64-21kcompactd011:08:050
2540381991715,1cyclictest0-21swapper/011:55:140
2540381991715,1cyclictest0-21swapper/010:00:100
2540381991714,2cyclictest0-21swapper/012:05:120
2540381991714,2cyclictest0-21swapper/007:45:130
2540381991713,3cyclictest61650irq/133-enp0s29f1:rx-011:35:210
2540381991713,2cyclictest61650irq/133-enp0s29f1:rx-008:35:190
2540396991612,2cyclictest0-21swapper/312:35:003
2540396991610,4cyclictest261-21systemd-journal08:24:593
254039699160,15cyclictest2744462-21irqcore10:30:163
2540391991614,1cyclictest2759132-21apt-get10:45:112
2540391991613,2cyclictest0-21swapper/209:25:202
2540386991614,1cyclictest0-21swapper/111:20:211
2540386991612,3cyclictest2541068-21sed07:10:151
2540381991612,3cyclictest61650irq/133-enp0s29f1:rx-010:25:110
2540396991513,1cyclictest0-21swapper/309:50:123
2540396991513,1cyclictest0-21swapper/309:45:123
2540396991513,1cyclictest0-21swapper/308:55:123
2540396991512,2cyclictest509-21systemd-logind09:30:003
2540396991512,2cyclictest0-21swapper/307:25:103
2540396991512,1cyclictest0-21swapper/308:10:123
2540396991511,2cyclictest0-21swapper/307:55:113
2540396991511,2cyclictest0-21swapper/307:40:103
2540391991513,1cyclictest0-21swapper/209:53:532
2540391991512,2cyclictest64-21kcompactd010:33:072
2540391991511,2cyclictest2752910-21ntpq10:35:202
2540386991513,1cyclictest0-21swapper/109:35:141
2540386991513,1cyclictest0-21swapper/109:35:131
2540386991513,1cyclictest0-21swapper/108:51:001
2540386991512,2cyclictest2763911-21cron10:50:001
2540381991513,1cyclictest64-21kcompactd010:35:490
2540381991513,1cyclictest0-21swapper/008:55:120
2540381991513,1cyclictest0-21swapper/008:45:110
2540381991512,2cyclictest2612394-21ps08:20:150
2540381991511,3cyclictest2763938-21idleruntime-cro10:50:000
2540396991411,2cyclictest0-21swapper/311:30:133
2540396991410,2cyclictest0-21swapper/311:45:153
2540391991411,2cyclictest2642191-21apt-get08:50:132
2540386991411,1cyclictest0-21swapper/112:15:001
254039699139,2cyclictest0-21swapper/308:15:113
254038699138,3cyclictest0-21swapper/110:05:131
2540386991311,1cyclictest0-21swapper/111:14:321
254039699129,2cyclictest2749089-21cpuspeed_turbos10:35:133
2540396991210,1cyclictest0-21swapper/309:00:073
254039199128,2cyclictest0-21swapper/207:50:192
254039199128,1cyclictest0-21swapper/212:30:182
254039699117,2cyclictest0-21swapper/310:55:153
254038199110,2cyclictest2555462-21grep07:20:250
254038199108,1cyclictest2540288-21latency_hist07:10:000
25403869997,1cyclictest0-21swapper/107:10:001
25403919981,5cyclictest2540402-21latency_hist07:10:002
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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