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2026-03-06 - 18:36
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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 Fri Mar 06, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2097258993329,3cyclictest2188689-21fwupd08:39:563
209724899313,27cyclictest0-21swapper/008:39:560
209725099282,22cyclictest2097465-21apt-get07:10:131
209725099271,6cyclictest2229792-21awk09:20:001
209725099271,24cyclictest2363519-21cut11:30:141
209725099271,22cyclictest2368105-21apt-get11:35:101
209725399262,20cyclictest2404125-21apt-get12:10:102
209725099261,5cyclictest2178091-21cron08:30:011
209725399251,21cyclictest2163176-21apt-get08:15:112
209725399251,20cyclictest2312047-21apt-get10:40:102
2097250992521,2cyclictest2235134-21apt-get09:25:121
2097250992519,3cyclictest2112375-21munin-run07:24:591
209725099251,22cyclictest2403057-21apt-get12:07:251
209725099251,21cyclictest2209035-21kworker/1:1+events11:10:111
209725099251,21cyclictest0-21swapper/111:45:121
209724899252,21cyclictest2281602-21apt-get10:10:110
209725899242,2cyclictest2332291-21apt-get11:00:133
2097258992420,2cyclictest2398434-21apt-get12:05:113
209725899241,21cyclictest2261370-21apt-get09:50:113
209725899241,20cyclictest2393403-21apt-get12:00:143
209725899241,20cyclictest2102520-21apt-get07:15:103
209725899240,23cyclictest2127495-21cron07:40:003
209725899240,20cyclictest0-21swapper/309:30:133
2097253992420,2cyclictest2240181-21apt-get09:30:132
209725399241,21cyclictest2409226-21apt-get12:15:112
209725099241,2cyclictest2266416-21apt-get09:55:111
209725099241,2cyclictest0-21swapper/107:30:131
209725099241,2cyclictest0-21swapper/107:30:121
209725099241,21cyclictest32-21ksoftirqd/109:30:171
209725099241,21cyclictest0-21swapper/112:10:101
209725099241,20cyclictest2153068-21apt-get08:05:111
209725099241,19cyclictest2230064-21apt-get09:20:121
209725099240,4cyclictest2297274-21taskset10:25:161
209725099240,21cyclictest0-21swapper/108:00:121
2097248992420,2cyclictest2363027-21apt-get11:30:100
2097248992420,2cyclictest2219877-21apt-get09:10:120
209724899240,20cyclictest64-21kcompactd010:40:020
2097258992320,2cyclictest514-21in:imuxsock07:15:003
2097258992320,2cyclictest2132827-21apt-get07:45:123
2097258992319,2cyclictest2173291-21apt-get08:25:123
2097258992317,4cyclictest2108101-21sed07:20:163
209725899231,21cyclictest2383271-21apt-get11:50:113
209725899230,20cyclictest0-21swapper/311:30:113
2097253992318,3cyclictest261-21systemd-journal08:50:002
2097253992317,4cyclictest2183628-21sh08:35:002
209725399231,2cyclictest2424390-21apt-get12:30:112
209725399231,19cyclictest0-21swapper/211:50:112
209725399231,19cyclictest0-21swapper/207:15:112
209725399230,4cyclictest2261872-21tr09:50:152
209725399230,22cyclictest2271208-21cron10:00:002
209725399230,20cyclictest0-21swapper/207:50:122
2097250992319,1cyclictest0-21swapper/109:00:131
2097250992318,4cyclictest2434203-21cron12:40:011
209725099231,2cyclictest2322231-21apt-get10:50:141
209725099231,2cyclictest2250108-21systemctl09:40:001
209725099231,2cyclictest2127770-21apt-get07:40:111
209725099231,2cyclictest2102520-21apt-get07:15:111
209725099231,2cyclictest0-21swapper/111:50:111
209725099231,2cyclictest0-21swapper/111:25:121
209725099231,21cyclictest0-21swapper/109:50:111
209725099231,20cyclictest2204193-21apt-get08:55:111
209725099231,20cyclictest0-21swapper/109:40:541
209725099230,3cyclictest64-21kcompactd010:15:201
209725099230,22cyclictest2113131-21irqcore07:25:151
209725099230,21cyclictest2352643-21awk11:20:001
209725099230,21cyclictest2260672-21cron09:50:001
2097248992320,2cyclictest2142912-21apt-get07:55:120
2097248992319,3cyclictest2403064-21apt-get12:07:260
2097248992318,4cyclictest2321952-21cron10:50:000
209724899231,21cyclictest2378194-21apt-get11:45:120
209724899231,21cyclictest2122694-21apt-get07:35:120
209724899231,20cyclictest2107601-21apt-get07:20:110
209724899231,1cyclictest2137857-21apt-get07:50:120
209724899230,22cyclictest2409715-21grep12:15:150
209724899230,22cyclictest2250201-21latency_hist09:39:590
209725899221,2cyclictest2296816-21apt-get10:25:133
209725899221,20cyclictest0-21swapper/311:55:163
209725899221,1cyclictest2327259-21apt-get10:55:123
209725899221,18cyclictest0-21swapper/307:30:133
209725899221,18cyclictest0-21swapper/307:30:123
209725899220,21cyclictest2296573-21systemd-run10:25:003
2097253992219,2cyclictest2208081-21ntpq08:55:202
2097253992219,2cyclictest0-21swapper/212:10:002
2097253992216,4cyclictest2374072-21irqstats11:40:152
209725399221,2cyclictest2366954-21ntpq11:30:202
209725399221,20cyclictest2419337-21apt-get12:25:122
209725399221,1cyclictest2347854-21apt-get11:15:132
209725399221,1cyclictest0-21swapper/208:00:202
209725399220,19cyclictest0-21swapper/211:55:122
209725399220,19cyclictest0-21swapper/211:25:122
209725399220,19cyclictest0-21swapper/211:00:182
209725399220,19cyclictest0-21swapper/210:25:122
209725399220,19cyclictest0-21swapper/208:50:112
209725399220,19cyclictest0-21swapper/207:35:132
2097250992219,1cyclictest0-21swapper/110:40:101
2097250992218,2cyclictest2281327-21cron10:10:001
2097250992218,2cyclictest2281327-21cron10:10:001
2097250992218,2cyclictest0-21swapper/112:25:131
209725099221,2cyclictest2168235-21apt-get08:20:121
209725099221,20cyclictest2352914-21apt-get11:20:111
209725099221,20cyclictest0-21swapper/109:10:481
209725099220,2cyclictest2296546-21latency_hist10:25:001
2097248992219,2cyclictest2260708-21systemd-run09:50:000
2097248992219,2cyclictest0-21swapper/008:10:120
2097248992218,3cyclictest2290567-21ntpq10:15:190
209724899220,2cyclictest2332788-21ps11:00:170
209724899220,20cyclictest2347356-21sed11:15:010
209724899220,19cyclictest2112629-21apt-get07:25:110
209724899220,19cyclictest0-21swapper/010:20:110
2097258992119,1cyclictest2405071-21kthreadcore12:10:153
2097258992119,1cyclictest0-21swapper/310:50:143
2097258992118,2cyclictest2312550-21tr10:40:153
2097258992118,2cyclictest2307267-21chrt10:35:163
2097258992118,1cyclictest0-21swapper/311:20:123
2097258992118,1cyclictest0-21swapper/311:10:003
209725899211,1cyclictest2301885-21apt-get10:30:123
209725899210,2cyclictest2143412-21sed07:55:153
209725899210,20cyclictest0-21swapper/312:15:133
209725899210,20cyclictest0-21swapper/308:45:133
209725899210,1cyclictest0-21swapper/311:45:133
209725899210,1cyclictest0-21swapper/309:05:133
209725899210,19cyclictest2347423-21awk11:15:013
209725899210,19cyclictest0-21swapper/307:25:113
209725899210,18cyclictest0-21swapper/307:50:113
2097253992119,1cyclictest64-21kcompactd010:15:512
2097253992119,1cyclictest0-21swapper/207:55:332
2097253992119,1cyclictest0-21swapper/207:25:112
2097253992118,2cyclictest0-21swapper/210:20:162
2097253992117,2cyclictest2250761-21/usr/sbin/munin09:40:122
209725399211,1cyclictest2331157-21ntpq10:55:212
209725399210,20cyclictest64-21kcompactd007:32:582
209725399210,20cyclictest64-21kcompactd007:32:572
209725399210,20cyclictest2429930-21sed12:35:162
209725399210,20cyclictest2209768-21irqcore09:00:172
209725399210,19cyclictest0-21swapper/210:10:112
209725399210,19cyclictest0-21swapper/209:05:132
209725399210,19cyclictest0-21swapper/207:20:112
2097250992119,1cyclictest0-21swapper/110:55:121
2097250992119,1cyclictest0-21swapper/107:45:211
2097250992118,2cyclictest64-21kcompactd008:45:001
2097250992118,2cyclictest301rcuc/112:30:161
209725099210,20cyclictest0-21swapper/110:14:471
2097248992119,2cyclictest0-21swapper/009:20:110
2097248992119,1cyclictest0-21swapper/011:35:110
2097248992119,1cyclictest0-21swapper/009:50:100
2097248992118,2cyclictest0-21swapper/011:05:120
2097248992118,2cyclictest0-21swapper/007:45:110
209724899210,2cyclictest0-21swapper/009:25:120
209724899210,20cyclictest0-21swapper/008:03:030
209724899210,1cyclictest0-21swapper/011:40:110
2097258992018,1cyclictest2199145-21apt-get08:50:103
2097258992018,1cyclictest0-21swapper/312:30:243
2097258992018,1cyclictest0-21swapper/312:25:133
2097258992018,1cyclictest0-21swapper/312:20:123
2097258992018,1cyclictest0-21swapper/309:55:113
2097258992016,3cyclictest261-21systemd-journal09:19:593
2097258992016,2cyclictest2153068-21apt-get08:05:123
209725899200,1cyclictest0-21swapper/310:05:113
209725899200,1cyclictest0-21swapper/310:05:113
209725899200,1cyclictest0-21swapper/309:45:123
209725899200,1cyclictest0-21swapper/307:40:093
2097253992019,1cyclictest0-21swapper/209:35:112
2097253992018,1cyclictest64-21kcompactd009:45:452
2097253992018,1cyclictest0-21swapper/210:45:162
2097253992017,2cyclictest2219880-21taskset09:10:122
2097253992017,1cyclictest0-21swapper/208:20:122
209725399200,1cyclictest64-21kcompactd007:45:192
209725399200,1cyclictest0-21swapper/211:20:222
209725399200,1cyclictest0-21swapper/210:00:112
209725399200,1cyclictest0-21swapper/208:11:082
209725399200,19cyclictest0-21swapper/211:14:272
2097250992018,1cyclictest2187858-21ntpq08:35:211
2097250992018,1cyclictest0-21swapper/112:00:121
2097250992017,1cyclictest0-21swapper/108:50:111
2097250992016,2cyclictest0-21swapper/109:05:131
209725099200,19cyclictest0-21swapper/111:05:121
209725099200,19cyclictest0-21swapper/110:45:111
209725099200,19cyclictest0-21swapper/108:30:161
2097248992018,1cyclictest0-21swapper/008:20:110
2097248992018,1cyclictest0-21swapper/007:15:110
2097248992017,2cyclictest2434197-21cron12:40:010
2097248992017,2cyclictest2240665-21ps09:30:170
2097248992017,2cyclictest0-21swapper/010:05:170
2097248992017,2cyclictest0-21swapper/010:05:170
2097248992016,3cyclictest2097958-21irqcore07:10:170
209724899201,1cyclictest0-21swapper/008:50:110
209724899200,1cyclictest0-21swapper/012:30:120
209724899200,1cyclictest0-21swapper/011:15:210
209724899200,1cyclictest0-21swapper/009:15:130
209724899200,1cyclictest0-21swapper/009:08:070
209724899200,1cyclictest0-21swapper/008:15:120
209724899200,19cyclictest64-21kcompactd009:59:110
209724899200,19cyclictest0-21swapper/010:55:120
209724899200,19cyclictest0-21swapper/008:43:550
209724899200,19cyclictest0-21swapper/007:30:130
209724899200,19cyclictest0-21swapper/007:30:120
2097258991917,1cyclictest500-21dbus-daemon11:30:003
2097258991917,1cyclictest0-21swapper/308:15:123
209725899190,18cyclictest1-21systemd11:19:413
2097253991917,1cyclictest0-21swapper/211:45:122
2097253991917,1cyclictest0-21swapper/207:40:112
2097253991915,2cyclictest2302381-21irqcore10:30:172
2097253991914,4cyclictest2102244-21cron07:15:002
209725399190,1cyclictest0-21swapper/209:20:112
2097248991917,1cyclictest2388350-21apt-get11:55:120
2097248991917,1cyclictest0-21swapper/011:50:130
2097248991916,2cyclictest2178796-21apt-get08:30:130
2097248991916,2cyclictest0-21swapper/010:35:130
2097258991816,1cyclictest2249157-21ntpq09:35:203
2097258991816,1cyclictest0-21swapper/308:55:123
2097258991815,2cyclictest0-21swapper/310:45:113
2097253991816,1cyclictest0-21swapper/211:35:162
2097253991816,1cyclictest0-21swapper/210:05:122
2097253991816,1cyclictest0-21swapper/210:05:122
2097253991815,2cyclictest2229794-21cron09:20:002
2097250991816,1cyclictest2393127-21cron11:59:591
2097250991816,1cyclictest0-21swapper/108:15:101
2097250991816,1cyclictest0-21swapper/107:55:111
2097250991816,1cyclictest0-21swapper/107:35:121
2097250991815,2cyclictest2307467-21irqcore10:35:181
2097248991816,1cyclictest0-21swapper/012:00:130
2097248991816,1cyclictest0-21swapper/011:20:120
2097248991816,1cyclictest0-21swapper/008:55:120
2097248991815,2cyclictest1-21systemd08:30:010
2097258991715,1cyclictest64-21kcompactd008:23:303
2097258991715,1cyclictest2377921-21cron11:44:593
2097258991715,1cyclictest0-21swapper/309:25:123
2097258991715,1cyclictest0-21swapper/309:20:123
2097258991715,1cyclictest0-21swapper/309:00:123
209725899170,17cyclictest0-21swapper/310:00:193
2097253991716,1cyclictest0-21swapper/209:28:332
2097253991715,1cyclictest0-21swapper/208:40:102
2097253991715,1cyclictest0-21swapper/208:05:132
2097250991713,2cyclictest2194079-21apt-get08:45:141
2097250991712,2cyclictest0-21swapper/111:00:151
2097248991715,1cyclictest2250764-21apt-get09:40:120
2097248991715,1cyclictest0-21swapper/012:10:100
2097248991714,2cyclictest2322715-21ps10:50:180
2097258991614,1cyclictest2162913-21dump-pmu-power08:15:003
2097258991614,1cyclictest0-21swapper/312:40:003
2097258991614,1cyclictest0-21swapper/310:19:053
2097258991614,1cyclictest0-21swapper/308:00:243
2097258991613,2cyclictest0-21swapper/311:40:003
2097258991613,1cyclictest0-21swapper/308:30:163
2097253991614,1cyclictest0-21swapper/211:05:172
2097253991614,1cyclictest0-21swapper/208:35:122
2097253991612,2cyclictest0-21swapper/208:25:142
2097248991615,1cyclictest0-21swapper/011:26:490
2097248991614,1cyclictest0-21swapper/010:25:130
2097248991613,2cyclictest2157874-21awk08:10:000
2097258991512,1cyclictest2188983-21apt-get08:40:113
2097253991511,2cyclictest2419072-21idleruntime-cro12:25:012
2097250991511,2cyclictest0-21swapper/110:30:181
2097248991514,1cyclictest0-21swapper/010:01:520
2097248991512,2cyclictest61650irq/133-enp0s29f1:rx-009:03:340
2097248991512,2cyclictest61650irq/133-enp0s29f1:rx-008:45:190
2097248991511,3cyclictest61650irq/133-enp0s29f1:rx-012:25:120
2097250991411,2cyclictest0-21swapper/111:40:131
2097248991412,1cyclictest0-21swapper/007:40:110
2097258991311,1cyclictest0-21swapper/309:40:213
209725399135,2cyclictest2327008-21basename10:55:002
2097253991311,1cyclictest0-21swapper/210:35:142
209725099138,4cyclictest2138280-21awk07:50:151
209725099131,3cyclictest2097176-21latency_hist07:10:001
209725099131,2cyclictest191rcu_preempt10:00:161
209724899139,2cyclictest0-21swapper/012:20:150
209725899127,3cyclictest2282099-21tail10:10:153
209725399128,3cyclictest2397957-21sshd12:02:402
209725099128,2cyclictest0-21swapper/112:15:201
209724899129,2cyclictest61650irq/133-enp0s29f1:rx-010:30:170
209725899110,2cyclictest2097176-21latency_hist07:10:013
209725899108,1cyclictest2220366-21grep09:10:163
209725399101,2cyclictest2097176-21latency_hist07:10:012
20972489994,3cyclictest2097355-21latency_hist07:10:000
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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