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2026-09-07 - 16:35
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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 Mon Sep 07, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2169299993532,2cyclictest2384162-21grep10:40:171
216929999300,2cyclictest2277401-21cut08:55:151
2169296993028,1cyclictest509-21systemd-logind07:25:000
216929999290,1cyclictest0-21swapper/110:45:121
2169299992818,1cyclictest0-21swapper/107:20:131
216930599271,21cyclictest2441209-21apt-get11:35:103
2169299992717,2cyclictest2399863-21ps10:55:151
2169299992717,2cyclictest2398217-21ntpq10:50:261
216930599262,20cyclictest2246039-21apt-get08:25:123
2169305992618,6cyclictest2420994-21grep11:15:173
216930599261,21cyclictest2486933-21apt-get12:20:123
216930599261,21cyclictest2466653-21apt-get12:00:123
216930599261,21cyclictest0-21swapper/311:10:133
216930599260,23cyclictest2380815-21sed10:35:173
216930199261,21cyclictest2388750-21apt-get10:45:132
216929999261,21cyclictest2446307-21apt-get11:40:121
216929999261,21cyclictest2415436-21apt-get11:10:131
216929999260,1cyclictest64-21kcompactd009:00:021
216929699262,22cyclictest2353191-21apt-get10:10:130
216930599251,21cyclictest2492493-21tr12:25:163
216930599251,21cyclictest2404872-21apt-get11:00:123
216930599251,21cyclictest0-21swapper/309:25:123
216930599251,21cyclictest0-21swapper/309:25:123
216930599250,23cyclictest2338372-21tr09:55:143
216930599250,21cyclictest2215146-21apt-get07:55:123
216930599250,21cyclictest0-21swapper/311:20:103
2169301992520,3cyclictest2317583-21apt-get09:35:122
216930199251,4cyclictest2466376-21cron11:59:592
216930199251,21cyclictest2378588-21apt-get10:35:122
216930199251,20cyclictest0-21swapper/210:20:122
216930199251,20cyclictest0-21swapper/209:15:112
216930199250,21cyclictest0-21swapper/208:10:112
2169299992518,6cyclictest0-21swapper/109:55:191
2169299992514,2cyclictest0-21swapper/111:50:001
216929999251,21cyclictest2251152-21apt-get08:30:121
216929999251,20cyclictest2497047-21apt-get12:30:111
216929999250,1cyclictest64-21kcompactd009:31:141
216929699252,21cyclictest2383659-21apt-get10:40:130
216929699251,3cyclictest2481860-21apt-get12:15:110
2169305992417,5cyclictest2497530-21irqcore12:30:163
216930599241,2cyclictest2256244-21apt-get08:35:113
216930599241,21cyclictest2327745-21apt-get09:45:123
216930599241,20cyclictest2348119-21apt-get10:05:123
216930599241,20cyclictest2332816-21apt-get09:50:123
216930599241,20cyclictest2312489-21apt-get09:30:113
216930599241,20cyclictest0-21swapper/308:40:123
2169301992419,3cyclictest2275791-21runrttasks08:50:232
216930199241,3cyclictest2236391-21ps08:15:162
216930199241,21cyclictest2281978-21apt-get09:00:112
216930199241,20cyclictest0-21swapper/211:50:122
216930199241,20cyclictest0-21swapper/209:20:142
216930199240,1cyclictest0-21swapper/212:00:122
2169299992419,4cyclictest0-21swapper/110:20:121
216929999241,20cyclictest2425598-21apt-get11:20:111
216929999241,20cyclictest2358284-21apt-get10:15:121
216929999241,20cyclictest2297255-21apt-get09:15:111
216929999241,20cyclictest2271854-21apt-get08:50:141
216929999241,20cyclictest0-21swapper/112:25:121
216929699241,3cyclictest2286793-21cron09:05:000
216929699240,20cyclictest2266115-21apt-get08:45:020
2169305992319,2cyclictest0-21swapper/312:15:123
2169305992319,2cyclictest0-21swapper/312:10:113
2169305992316,5cyclictest2200428-21irqcore07:40:163
216930599231,2cyclictest0-21swapper/310:50:163
216930599231,2cyclictest0-21swapper/309:40:003
216930599230,21cyclictest2272350-21cut08:50:173
216930599230,21cyclictest0-21swapper/309:00:123
216930599230,21cyclictest0-21swapper/308:30:123
216930599230,20cyclictest0-21swapper/308:10:113
216930599230,19cyclictest0-21swapper/308:00:113
2169301992319,2cyclictest2215146-21apt-get07:55:112
2169301992319,2cyclictest0-21swapper/208:20:122
2169301992318,3cyclictest2186986-21sed07:25:182
216930199231,2cyclictest0-21swapper/212:17:532
216930199231,2cyclictest0-21swapper/207:10:132
216930199231,19cyclictest0-21swapper/208:40:132
216930199230,3cyclictest2451134-21cron11:44:592
216930199230,20cyclictest0-21swapper/210:40:012
216930199230,20cyclictest0-21swapper/210:05:122
216930199230,19cyclictest0-21swapper/207:50:132
2169299992319,2cyclictest0-21swapper/112:05:131
216929999231,19cyclictest0-21swapper/111:35:121
216929999230,20cyclictest0-21swapper/110:00:141
216929999230,1cyclictest64-21kcompactd012:24:521
2169296992319,2cyclictest2363379-21apt-get10:20:130
216929699231,2cyclictest2225307-21apt-get08:05:120
216929699231,21cyclictest2414750-21apt-get11:10:000
216929699231,20cyclictest2451402-21apt-get11:45:150
216929699231,20cyclictest2210077-21apt-get07:50:120
2169305992219,2cyclictest0-21swapper/310:03:293
2169305992219,2cyclictest0-21swapper/307:45:133
2169305992218,2cyclictest2189844-21apt-get07:30:133
2169305992218,2cyclictest0-21swapper/311:40:123
2169305992218,2cyclictest0-21swapper/310:55:103
2169305992218,2cyclictest0-21swapper/309:15:123
216930599221,20cyclictest0-21swapper/309:05:113
216930599221,20cyclictest0-21swapper/307:18:583
216930599221,19cyclictest0-21swapper/308:05:163
216930599220,2cyclictest0-21swapper/307:20:133
216930599220,21cyclictest0-21swapper/311:25:203
216930599220,20cyclictest2307122-21awk09:25:003
216930599220,20cyclictest0-21swapper/308:20:203
216930599220,19cyclictest0-21swapper/311:55:123
216930599220,19cyclictest0-21swapper/310:30:123
2169301992219,2cyclictest64-21kcompactd009:54:202
2169301992219,2cyclictest2220235-21apt-get08:00:102
2169301992219,1cyclictest0-21swapper/207:40:122
2169301992218,2cyclictest2408799-21ntpq11:00:222
2169301992218,2cyclictest2404512-21latency_hist11:00:002
216930199221,2cyclictest1-21systemd10:30:182
216930199220,2cyclictest0-21swapper/208:45:112
216930199220,20cyclictest0-21swapper/211:45:142
216930199220,20cyclictest0-21swapper/211:15:132
216930199220,19cyclictest0-21swapper/212:20:022
216930199220,19cyclictest0-21swapper/208:30:112
2169299992219,2cyclictest64-21kcompactd010:31:581
2169299992218,3cyclictest0-21swapper/112:36:091
2169299992218,3cyclictest0-21swapper/109:23:421
2169299992218,2cyclictest2261315-21apt-get08:40:131
2169299992218,2cyclictest2174582-21apt-get07:15:131
2169299992217,1cyclictest0-21swapper/108:20:111
216929999221,1cyclictest2230400-21apt-get08:10:111
216929999221,1cyclictest2169512-21apt-get07:10:131
216929999220,19cyclictest0-21swapper/110:35:121
216929999220,19cyclictest0-21swapper/109:50:121
2169296992218,3cyclictest3777322-21systemd-journal08:15:170
2169296992218,2cyclictest2501841-21cron12:34:590
2169296992218,2cyclictest2420505-21apt-get11:15:130
216929699221,20cyclictest702-21runrttasks12:10:200
216929699221,20cyclictest0-21swapper/008:50:140
216929699221,1cyclictest0-21swapper/009:45:120
216929699220,20cyclictest2189569-21cron07:30:000
216929699220,20cyclictest0-21swapper/009:50:130
2169305992118,2cyclictest2459190-21sshd11:50:183
2169305992117,2cyclictest2266806-21apt-get08:45:123
216930599211,1cyclictest0-21swapper/310:15:123
216930599211,19cyclictest0-21swapper/310:13:083
216930599210,2cyclictest0-21swapper/311:30:343
216930599210,2cyclictest0-21swapper/309:40:113
216930599210,2cyclictest0-21swapper/308:57:533
216930599210,1cyclictest0-21swapper/309:10:113
216930599210,1cyclictest0-21swapper/307:10:133
216930599210,19cyclictest0-21swapper/307:50:133
2169301992119,1cyclictest64-21kcompactd011:35:572
2169301992119,1cyclictest0-21swapper/210:50:142
2169301992119,1cyclictest0-21swapper/209:25:122
2169301992119,1cyclictest0-21swapper/209:25:122
2169301992118,2cyclictest0-21swapper/211:10:242
2169301992118,1cyclictest0-21swapper/212:05:132
2169301992117,2cyclictest0-21swapper/209:30:122
216930199211,19cyclictest0-21swapper/207:16:492
216930199210,2cyclictest0-21swapper/209:13:282
216930199210,2cyclictest0-21swapper/208:58:182
216930199210,2cyclictest0-21swapper/207:30:122
216930199210,20cyclictest2435890-21awk11:29:592
216930199210,20cyclictest0-21swapper/211:24:392
216930199210,1cyclictest0-21swapper/207:35:112
2169299992119,1cyclictest2235202-21apt-get08:15:021
2169299992119,1cyclictest0-21swapper/110:05:111
2169299992119,1cyclictest0-21swapper/107:25:121
2169299992118,2cyclictest516-21rs:main1
2169299992118,2cyclictest2486660-21idleruntime-cro12:20:001
2169299992118,1cyclictest0-21swapper/108:35:131
2169299992117,2cyclictest2456491-21apt-get11:50:121
216929999211,1cyclictest2208948-21ntpq07:45:211
216929999210,20cyclictest2353690-21ps10:10:171
216929999210,20cyclictest2169290-21cyclictest07:42:371
216929999210,19cyclictest0-21swapper/111:05:131
216929999210,19cyclictest0-21swapper/108:25:121
2169296992119,1cyclictest2240967-21apt-get08:20:130
2169296992119,1cyclictest0-21swapper/012:35:120
2169296992119,1cyclictest0-21swapper/009:37:070
2169296992119,1cyclictest0-21swapper/008:55:440
2169296992119,1cyclictest0-21swapper/008:02:310
2169296992118,2cyclictest0-21swapper/009:59:100
2169296992117,3cyclictest171ktimers/007:31:200
2169296992117,2cyclictest3777322-21systemd-journal08:40:000
216929699211,2cyclictest2456975-21ps11:50:160
216929699211,20cyclictest64-21kcompactd011:41:180
216929699211,1cyclictest0-21swapper/007:12:310
216929699210,2cyclictest2175081-21grep07:15:170
216929699210,20cyclictest2436161-21apt-get11:30:110
216929699210,20cyclictest2251648-21ps08:30:160
216929699210,20cyclictest2235236-21systemd-run08:15:000
216929699210,20cyclictest0-21swapper/012:00:120
216929699210,20cyclictest0-21swapper/010:30:120
216929699210,20cyclictest0-21swapper/009:13:280
216929699210,1cyclictest2471725-21apt-get12:05:130
2169305992018,1cyclictest2363379-21apt-get10:20:123
2169305992018,1cyclictest0-21swapper/310:43:473
216930599200,19cyclictest0-21swapper/310:26:353
216930599200,19cyclictest0-21swapper/307:35:183
2169301992018,1cyclictest0-21swapper/210:00:132
2169301992018,1cyclictest0-21swapper/209:46:492
2169301992017,2cyclictest0-21swapper/209:59:542
2169301992015,3cyclictest2502118-21apt-get12:35:122
216930199200,19cyclictest64-21kcompactd007:49:362
216930199200,19cyclictest0-21swapper/212:25:172
2169299992018,1cyclictest64-21kcompactd008:49:171
2169299992017,2cyclictest2368908-21irqcore10:25:161
216929999200,1cyclictest64-21kcompactd009:05:251
216929999200,1cyclictest0-21swapper/107:50:131
216929999200,19cyclictest0-21swapper/108:00:221
216929999200,18cyclictest0-21swapper/108:05:111
2169296992018,1cyclictest64-21kcompactd012:29:100
2169296992018,1cyclictest0-21swapper/010:38:580
2169296992018,1cyclictest0-21swapper/009:09:110
2169296992018,1cyclictest0-21swapper/007:37:150
2169296992016,2cyclictest0-21swapper/010:55:100
2169296992015,3cyclictest2302334-21apt-get09:20:140
216929699200,1cyclictest0-21swapper/011:10:130
216929699200,1cyclictest0-21swapper/010:47:020
216929699200,1cyclictest0-21swapper/009:40:110
216929699200,1cyclictest0-21swapper/009:15:200
216929699200,1cyclictest0-21swapper/008:40:130
216929699200,19cyclictest0-21swapper/011:21:260
216929699200,19cyclictest0-21swapper/010:50:170
216929699200,19cyclictest0-21swapper/010:09:240
216929699200,18cyclictest0-21swapper/010:15:120
2169305991918,1cyclictest0-21swapper/307:25:253
2169305991917,1cyclictest0-21swapper/308:17:023
2169301991917,1cyclictest0-21swapper/211:30:122
2169301991917,1cyclictest0-21swapper/210:15:122
2169301991916,1cyclictest0-21swapper/208:35:122
216930199190,1cyclictest0-21swapper/209:05:132
2169299991917,1cyclictest0-21swapper/111:15:131
2169299991916,2cyclictest0-21swapper/107:55:161
216929999190,1cyclictest0-21swapper/109:25:501
216929999190,1cyclictest0-21swapper/109:25:501
216929999190,1cyclictest0-21swapper/107:34:331
2169296991917,1cyclictest0-21swapper/007:55:120
2169296991917,1cyclictest0-21swapper/007:49:360
2169299991814,2cyclictest2461607-21apt-get11:55:111
2169296991813,3cyclictest61650irq/133-enp0s29f1:rx-012:20:120
2169305991712,3cyclictest0-21swapper/312:40:003
2169301991715,2cyclictest64-21kcompactd012:32:562
2169301991715,1cyclictest0-21swapper/210:10:132
2169301991715,1cyclictest0-21swapper/209:40:112
2169301991714,2cyclictest2414758-21cut11:10:002
216930199170,17cyclictest0-21swapper/208:05:172
2169299991715,1cyclictest0-21swapper/111:26:471
2169299991714,2cyclictest2466656-21chrt12:00:111
2169299991714,2cyclictest0-21swapper/111:35:001
2169296991714,2cyclictest62450irq/134-enp0s29f1:tx-009:25:220
2169296991714,2cyclictest62450irq/134-enp0s29f1:tx-009:25:220
2169296991713,3cyclictest61650irq/133-enp0s29f1:rx-011:55:140
2169301991613,2cyclictest2476791-21apt-get12:10:122
2169301991612,3cyclictest2246539-21sed08:25:162
2169301991612,2cyclictest2179656-21apt-get07:20:132
2169299991613,2cyclictest2409667-21sh11:05:001
2169296991614,1cyclictest0-21swapper/011:35:110
2169305991511,2cyclictest0-21swapper/310:45:183
2169299991513,1cyclictest2322652-21apt-get09:40:111
216929699154,9cyclictest0-21swapper/007:10:010
2169296991512,2cyclictest61650irq/133-enp0s29f1:rx-010:27:250
216930599141,1cyclictest2476519-21idleruntime-cro12:10:003
216929999147,5cyclictest2294587-21sshd09:10:171
2169299991412,2cyclictest0-21swapper/112:10:111
2169296991411,2cyclictest2204319-21unixbench_singl07:40:240
2169296991410,3cyclictest2343533-21ps10:00:180
2169296991410,2cyclictest61650irq/133-enp0s29f1:rx-009:30:110
216930199139,2cyclictest0-21swapper/210:30:002
2169296991311,1cyclictest0-21swapper/011:25:110
2169296991311,1cyclictest0-21swapper/008:25:120
216930599120,4cyclictest2169346-21cat07:10:003
216930599115,4cyclictest2451698-21grep11:45:173
216930199110,9cyclictest2169226-21latency_hist07:10:012
216929999113,2cyclictest191rcu_preempt09:50:011
216929999110,9cyclictest2169378-21cat07:10:011
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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