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2026-06-22 - 12:08
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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 Mon Jun 22, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2242212994439,3cyclictest2354470-21fwupd20:56:260
2242219993017,11cyclictest2386038-21grep21:30:172
2242219993017,11cyclictest2386038-21grep21:30:162
2242219992818,9cyclictest2437222-21kthreadcore22:20:162
224221999280,1cyclictest0-21swapper/200:05:142
2242219992717,9cyclictest0-21swapper/222:45:002
2242219992714,2cyclictest516-21rs:main2
2242217992724,2cyclictest0-21swapper/121:20:191
224221299270,24cyclictest2402964-21sed21:45:180
224222299262,21cyclictest2355052-21apt-get21:00:113
224222299261,23cyclictest2471982-21cron22:55:003
224222299261,21cyclictest2518233-21apt-get23:40:123
2242219992623,2cyclictest2563868-21munin-plugin-st00:25:002
224221999262,20cyclictest2344906-21apt-get20:50:132
2242219992619,5cyclictest2283358-21apt-get19:50:132
2242219992619,5cyclictest0-21swapper/219:10:152
2242219992617,8cyclictest2262466-21idleruntime-cro19:30:002
2242219992617,1cyclictest2313844-21sh20:20:002
224221799261,21cyclictest2415993-21apt-get22:00:131
224222299252,2cyclictest2380469-21apt-get21:25:113
224222299252,20cyclictest2293511-21apt-get20:00:113
2242222992519,3cyclictest2452016-21apt-get22:35:123
224222299251,22cyclictest2436016-21turbostat22:20:013
224222299251,21cyclictest2410900-21apt-get21:55:113
2242219992521,2cyclictest0-21swapper/222:15:182
224221999251,20cyclictest2319170-21apt-get20:25:142
224221999250,24cyclictest0-21swapper/221:40:202
224221799252,21cyclictest2324246-21apt-get20:30:141
2242217992520,3cyclictest2298907-21apt-get20:05:121
224221299252,21cyclictest2309035-21apt-get20:15:110
224222299241,21cyclictest2283078-21cron19:50:003
224222299241,21cyclictest2247555-21apt-get19:15:123
224222299241,20cyclictest2349982-21apt-get20:55:123
224222299241,19cyclictest2421060-21apt-get22:05:113
224222299240,5cyclictest2262462-21cron19:30:003
224222299240,23cyclictest2314596-21irqcore20:20:163
224222299240,21cyclictest2324745-21sed20:30:173
2242219992418,4cyclictest2538851-21apt-get00:00:122
224221999241,20cyclictest2339404-21apt-get20:45:102
224221999241,20cyclictest0-21swapper/222:25:112
224221999240,20cyclictest0-21swapper/223:20:132
2242217992419,3cyclictest2354470-21fwupd20:56:291
224221799241,2cyclictest2492709-21cron23:14:591
2242212992419,3cyclictest2380971-21irqcore21:25:160
224221299241,3cyclictest2559045-21apt-get00:20:120
224221299241,3cyclictest2551157-21sort00:10:170
224221299241,22cyclictest0-21swapper/023:25:100
224221299241,21cyclictest2553987-21apt-get00:15:110
224221299241,21cyclictest2457107-21apt-get22:40:120
224221299241,21cyclictest2441384-21apt-get22:25:110
224221299241,21cyclictest2334374-21apt-get20:40:100
224221299241,21cyclictest0-21swapper/023:30:130
224222299230,2cyclictest2528339-21apt-get23:50:123
224222299230,20cyclictest0-21swapper/321:10:123
224222299230,20cyclictest0-21swapper/319:55:123
224222299230,19cyclictest0-21swapper/300:30:123
2242219992317,5cyclictest0-21swapper/223:10:112
2242219992315,1cyclictest0-21swapper/221:25:112
224221999230,20cyclictest2421560-21grep22:05:152
2242217992319,3cyclictest514-21in:imuxsock22:25:001
224221799231,21cyclictest2262739-21apt-get19:30:111
224221799231,20cyclictest2462151-21apt-get22:45:121
224221299231,2cyclictest64-21kcompactd019:58:400
224221299231,2cyclictest2273271-21apt-get19:40:120
224221299231,2cyclictest2257685-21apt-get19:25:120
224221299231,2cyclictest0-21swapper/023:10:110
224221299231,20cyclictest2528339-21apt-get23:50:120
224221299230,21cyclictest2298290-21cron20:05:000
2242222992219,1cyclictest0-21swapper/319:50:133
2242222992218,2cyclictest2503094-21apt-get23:25:103
224222299221,2cyclictest2329297-21apt-get20:35:103
224222299221,20cyclictest64-21kcompactd019:21:353
224222299221,1cyclictest2482880-21apt-get23:05:113
224222299220,20cyclictest0-21swapper/322:25:153
224222299220,19cyclictest0-21swapper/322:20:113
224222299220,19cyclictest0-21swapper/321:15:123
2242219992218,2cyclictest2564123-21apt-get00:25:132
224221999221,2cyclictest0-21swapper/223:00:222
224221999221,19cyclictest0-21swapper/220:40:102
224221999220,2cyclictest2395396-21cron21:40:002
224221999220,2cyclictest2278028-21cron19:45:002
224221999220,2cyclictest0-21swapper/220:55:122
224221999220,20cyclictest0-21swapper/223:25:112
224221999220,19cyclictest0-21swapper/221:05:142
224221999220,19cyclictest0-21swapper/200:15:102
2242217992220,1cyclictest2568874-21cron00:29:591
2242217992219,2cyclictest301rcuc/121:40:201
224221799221,2cyclictest0-21swapper/100:15:111
224221799221,1cyclictest0-21swapper/120:20:131
224221799220,20cyclictest2539347-21taskset00:00:181
224221799220,20cyclictest2339133-21ls20:44:591
224221799220,20cyclictest2278305-21apt-get19:45:121
2242212992219,2cyclictest0-21swapper/000:05:140
2242212992219,1cyclictest2360146-21apt-get21:05:130
2242212992219,1cyclictest0-21swapper/023:00:130
2242212992216,5cyclictest2339887-21ps20:45:130
2242212992216,4cyclictest2539355-21grep00:00:180
2242212992216,4cyclictest2288164-21sh19:55:010
224221299221,2cyclictest0-21swapper/023:15:140
224221299221,2cyclictest0-21swapper/020:35:110
224221299221,20cyclictest64-21kcompactd022:18:140
224221299221,20cyclictest2533793-21apt-get23:55:110
224221299221,20cyclictest2268221-21apt-get19:35:130
224221299221,20cyclictest0-21swapper/019:15:120
224221299220,2cyclictest2379283-21ntpq21:20:230
224221299220,2cyclictest0-21swapper/022:05:120
224221299220,2cyclictest0-21swapper/000:35:110
224221299220,21cyclictest2375131-21basename21:20:000
224221299220,20cyclictest0-21swapper/023:05:120
2242222992119,1cyclictest64-21kcompactd019:33:243
2242222992119,1cyclictest0-21swapper/321:41:083
2242222992119,1cyclictest0-21swapper/320:10:123
2242222992118,2cyclictest64-21kcompactd019:43:373
2242222992118,1cyclictest2472262-21apt-get22:55:113
2242222992117,3cyclictest2380196-21ls21:25:013
2242222992117,2cyclictest0-21swapper/323:55:113
2242222992117,2cyclictest0-21swapper/322:00:133
2242222992117,2cyclictest0-21swapper/321:50:133
224222299210,2cyclictest0-21swapper/300:15:113
224222299210,21cyclictest0-21swapper/323:22:123
224222299210,20cyclictest2492708-21cron23:14:593
224222299210,20cyclictest0-21swapper/322:32:133
224222299210,20cyclictest0-21swapper/319:10:173
224222299210,1cyclictest2349724-21turbostat20:55:003
2242219992119,1cyclictest0-21swapper/223:45:132
2242219992119,1cyclictest0-21swapper/200:10:122
2242219992118,2cyclictest2375101-21cron21:20:002
224221999210,20cyclictest1-21systemd23:55:002
224221999210,19cyclictest0-21swapper/220:10:122
2242217992119,1cyclictest64-21kcompactd023:42:051
2242217992119,1cyclictest0-21swapper/123:06:051
2242217992118,2cyclictest0-21swapper/122:50:141
2242217992117,3cyclictest1-21systemd21:45:241
2242217992117,2cyclictest2446925-21apt-get22:30:131
2242217992117,2cyclictest2365213-21apt-get21:10:111
224221799211,1cyclictest0-21swapper/121:00:111
224221799211,1cyclictest0-21swapper/119:20:131
224221799210,2cyclictest0-21swapper/122:35:131
224221799210,20cyclictest0-21swapper/123:30:131
224221799210,20cyclictest0-21swapper/121:35:131
224221799210,20cyclictest0-21swapper/120:00:121
224221799210,20cyclictest0-21swapper/119:55:121
2242212992119,1cyclictest2523287-21apt-get23:45:130
2242212992119,1cyclictest0-21swapper/021:40:170
2242212992118,2cyclictest2359419-21grep21:00:240
2242212992117,2cyclictest2573557-21runrttasks00:30:290
2242212992115,3cyclictest0-21swapper/019:25:000
224221299211,1cyclictest0-21swapper/023:40:120
224221299210,2cyclictest0-21swapper/019:30:110
224221299210,20cyclictest0-21swapper/023:20:120
224221299210,20cyclictest0-21swapper/020:52:270
224221299210,1cyclictest0-21swapper/022:48:210
224221299210,1cyclictest0-21swapper/020:10:120
224221299210,1cyclictest0-21swapper/000:25:140
224221299210,19cyclictest0-21swapper/022:35:130
2242222992017,1cyclictest0-21swapper/323:35:123
2242222992016,2cyclictest2395399-21idleruntime-cro21:40:003
224222299200,1cyclictest0-21swapper/323:15:113
224222299200,1cyclictest0-21swapper/322:40:123
224222299200,1cyclictest0-21swapper/320:46:313
224222299200,1cyclictest0-21swapper/319:35:133
224222299200,19cyclictest0-21swapper/323:00:143
2242219992018,1cyclictest0-21swapper/222:45:122
2242219992018,1cyclictest0-21swapper/219:20:302
2242219992017,2cyclictest0-21swapper/220:00:112
2242219992016,2cyclictest0-21swapper/222:15:002
224221999200,1cyclictest0-21swapper/223:35:132
224221999200,19cyclictest0-21swapper/220:05:122
2242217992018,1cyclictest2477760-21apt-get23:00:131
2242217992018,1cyclictest0-21swapper/120:35:111
2242217992018,1cyclictest0-21swapper/100:20:121
2242217992017,2cyclictest2374729-21apt-get21:15:541
2242217992017,2cyclictest0-21swapper/121:05:141
2242217992016,2cyclictest2446285-21dpkg22:30:001
2242217992016,2cyclictest2431200-21apt-get22:15:141
224221799200,1cyclictest64-21kcompactd023:28:391
224221799200,1cyclictest0-21swapper/122:42:251
224221799200,1cyclictest0-21swapper/122:10:111
224221799200,1cyclictest0-21swapper/119:25:111
224221799200,1cyclictest0-21swapper/100:30:131
224221799200,19cyclictest1-21systemd20:20:011
224221799200,19cyclictest0-21swapper/123:55:111
224221799200,19cyclictest0-21swapper/120:50:131
224221299202,17cyclictest2451759-21turbostat22:35:010
2242212992018,1cyclictest0-21swapper/022:55:120
2242212992017,2cyclictest2405813-21apt-get21:50:130
2242212992016,3cyclictest0-21swapper/022:25:010
2242212992016,2cyclictest2318502-21/usr/sbin/munin20:20:250
224221299200,1cyclictest0-21swapper/021:36:490
2242222991917,1cyclictest0-21swapper/300:25:003
2242219991916,2cyclictest2523008-21cron23:44:592
2242219991916,2cyclictest2487662-21awk23:10:002
2242219991916,2cyclictest2365715-21tr21:10:162
2242219991914,4cyclictest2472008-21idleruntime-cro22:55:002
224221999191,17cyclictest2537685-21ntpq23:55:202
224221999190,2cyclictest2508626-21sed23:30:172
224221999190,1cyclictest0-21swapper/222:56:312
224221999190,19cyclictest0-21swapper/222:34:222
2242217991917,1cyclictest0-21swapper/123:18:591
2242217991916,2cyclictest2528276-21latency_hist23:50:011
2242212991916,1cyclictest0-21swapper/023:35:130
2242212991914,3cyclictest2415718-21cron22:00:000
2242212991913,4cyclictest61650irq/133-enp0s29f1:rx-020:30:140
2242222991816,1cyclictest0-21swapper/300:35:123
2242222991815,2cyclictest0-21swapper/323:45:133
2242222991815,1cyclictest2552838-21ntpq00:10:213
2242222991815,1cyclictest0-21swapper/300:00:123
2242222991813,3cyclictest2385538-21apt-get21:30:123
2242222991813,3cyclictest2385538-21apt-get21:30:113
2242219991816,1cyclictest0-21swapper/219:35:132
2242217991816,1cyclictest64-21kcompactd000:08:271
2242217991816,1cyclictest2340350-21ps20:45:141
2242217991816,1cyclictest0-21swapper/123:50:121
2242217991815,2cyclictest2386037-21irqcore21:30:171
2242217991815,2cyclictest2386037-21irqcore21:30:161
2242212991810,6cyclictest3777322-21systemd-journal19:50:000
2242222991715,1cyclictest0-21swapper/320:25:143
2242222991715,1cyclictest0-21swapper/320:19:063
2242222991715,1cyclictest0-21swapper/320:05:113
2242222991711,5cyclictest2509073-21ps23:30:173
2242219991715,1cyclictest0-21swapper/221:50:142
2242219991714,2cyclictest2359038-21ntpq21:00:202
2242219991714,2cyclictest2262739-21apt-get19:30:112
2242217991715,1cyclictest0-21swapper/123:20:131
2242217991715,1cyclictest0-21swapper/122:05:111
2242217991715,1cyclictest0-21swapper/119:50:221
2242217991715,1cyclictest0-21swapper/100:10:121
2242217991714,2cyclictest2513179-21apt-get23:35:131
2242217991712,1cyclictest377-21hwrng20:10:251
2242212991715,1cyclictest0-21swapper/022:53:430
2242212991712,4cyclictest2365217-21taskset21:10:110
2242222991612,2cyclictest0-21swapper/322:15:003
2242219991614,1cyclictest0-21swapper/223:15:152
2242219991614,1cyclictest0-21swapper/200:35:122
224221999160,14cyclictest0-21swapper/220:30:132
2242217991612,3cyclictest2411213-21gltestperf21:55:131
2242217991612,2cyclictest2406306-21irqcore21:50:171
2242212991613,2cyclictest61650irq/133-enp0s29f1:rx-020:05:120
2242212991612,2cyclictest2242437-21apt-get19:10:160
2242222991513,1cyclictest0-21swapper/300:05:143
2242222991511,2cyclictest2400742-21apt-get21:45:123
2242219991513,1cyclictest0-21swapper/220:20:122
2242219991513,1cyclictest0-21swapper/219:45:122
2242219991512,2cyclictest0-21swapper/222:05:012
2242219991511,2cyclictest516-21rs:main2
2242219991511,2cyclictest2247555-21apt-get19:15:122
2242217991512,2cyclictest2246333-21cut19:10:241
2242212991512,2cyclictest61650irq/133-enp0s29f1:rx-021:30:240
2242212991512,2cyclictest61650irq/133-enp0s29f1:rx-021:30:230
2242212991512,2cyclictest61650irq/133-enp0s29f1:rx-020:25:250
2242222991411,2cyclictest2466088-21ntpq22:45:223
2242222991410,3cyclictest2564413-21gltestperf00:25:153
2242219991412,1cyclictest0-21swapper/221:45:182
2242219991411,2cyclictest2380217-21idleruntime-cro21:25:012
2242217991412,1cyclictest0-21swapper/120:27:101
2242217991411,2cyclictest2578064-21needreboot00:35:191
2242219991312,1cyclictest0-21swapper/222:35:122
224221799139,2cyclictest2273271-21apt-get19:40:111
2242217991311,1cyclictest0-21swapper/119:18:211
224221799130,3cyclictest0-21swapper/121:25:191
224222299128,2cyclictest2242139-21latency_hist19:10:013
2242219991210,1cyclictest0-21swapper/221:58:202
224221799120,3cyclictest2477116-21apt-config22:59:591
224221299128,3cyclictest171ktimers/022:00:130
224222299119,1cyclictest64-21kcompactd020:44:543
224222299115,4cyclictest732-21lldpd21:08:333
224221799119,1cyclictest0-21swapper/119:35:191
224221999107,2cyclictest0-21swapper/220:35:122
22422129980,7cyclictest2242260-21cat19:10:000
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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