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2026-08-20 - 14:44
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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 Thu Aug 20, 2026 00:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
219993499301,21cyclictest2469555-21ntpq23:30:172
219993499301,20cyclictest2266148-21apt-get20:15:132
219993499292,24cyclictest2250893-21apt-get20:00:142
219993499291,3cyclictest2460557-21apt-get23:25:112
219993499291,2cyclictest0-21swapper/220:50:112
219993499290,20cyclictest3777322-21systemd-journal20:37:512
219993499280,5cyclictest2358042-21turbostat21:45:002
219993499280,20cyclictest64-21kcompactd023:00:012
219993499280,19cyclictest0-21swapper/222:25:032
2199934992718,1cyclictest0-21swapper/222:00:222
219993899261,3cyclictest2420003-21apt-get22:45:143
2199934992617,2cyclictest2496608-21chrt00:00:152
219993499261,21cyclictest2516880-21apt-get00:20:122
219993499260,2cyclictest2281352-21apt-get20:30:102
219993499260,19cyclictest0-21swapper/221:10:122
2199930992621,3cyclictest512-21tpm2-abrmd22:00:011
219993899251,21cyclictest2337592-21apt-get21:25:123
219993899250,23cyclictest2302152-21tr20:50:153
2199934992518,1cyclictest2230606-21apt-get19:40:112
219993499250,22cyclictest2476321-21sed23:40:172
219993499250,20cyclictest0-21swapper/222:50:122
2199928992520,3cyclictest2389159-21apt-get22:15:110
2199928992515,9cyclictest2312219-21apt-get21:00:120
219992899251,22cyclictest2485947-21apt-get23:50:130
219992899250,5cyclictest2338081-21grep21:25:160
219993899242,21cyclictest2373936-21apt-get22:00:123
2199938992420,2cyclictest2450391-21apt-get23:15:113
2199938992419,2cyclictest2425093-21apt-get22:50:113
219993899240,22cyclictest2219809-21seq19:25:313
219993899240,21cyclictest2431113-21sed22:55:173
219993899240,21cyclictest2296846-21seq20:45:133
219993899240,21cyclictest2296846-21seq20:45:133
2199934992420,2cyclictest2307151-21apt-get20:55:122
219993499241,20cyclictest2501648-21apt-get00:05:132
219993499241,20cyclictest2358291-21apt-get21:45:102
219993499240,21cyclictest0-21swapper/221:25:122
219993099241,21cyclictest2428982-21ntpq22:50:211
219993099241,20cyclictest2343109-21apt-get21:30:121
219992899241,21cyclictest2532571-21apt-get00:35:120
219992899241,21cyclictest2445073-21sh23:10:000
219992899241,21cyclictest2261055-21apt-get20:10:130
219992899241,21cyclictest0-21swapper/023:30:090
219992899240,20cyclictest0-21swapper/021:50:120
2199938992319,2cyclictest2322358-21apt-get21:10:113
2199938992318,3cyclictest3777322-21systemd-journal22:15:003
219993899231,21cyclictest0-21swapper/320:55:123
219993899230,21cyclictest0-21swapper/321:30:143
219993899230,20cyclictest0-21swapper/322:35:133
219993899230,20cyclictest0-21swapper/321:15:123
219993899230,20cyclictest0-21swapper/319:15:123
219993899230,19cyclictest0-21swapper/320:35:113
2199934992319,2cyclictest2408723-21ntpq22:30:222
2199934992319,2cyclictest2394235-21apt-get22:20:122
2199934992318,3cyclictest2445347-21apt-get23:10:112
219993499230,20cyclictest0-21swapper/222:45:142
219993499230,20cyclictest0-21swapper/221:20:132
219993499230,20cyclictest0-21swapper/220:25:122
2199930992320,2cyclictest2409865-21apt-get22:35:131
219993099230,20cyclictest2399393-21apt-config22:25:011
219993099230,20cyclictest0-21swapper/123:15:101
219993099230,20cyclictest0-21swapper/122:45:131
219993099230,20cyclictest0-21swapper/119:55:101
2199928992319,3cyclictest0-21swapper/021:45:090
2199928992319,3cyclictest0-21swapper/021:15:000
2199928992318,4cyclictest2352971-21cron21:40:000
2199928992318,3cyclictest2399027-21cron22:25:010
2199928992317,5cyclictest2445850-21irqcore23:10:150
219992899231,2cyclictest2470740-21apt-get23:35:120
219992899231,2cyclictest2296558-21apt-get20:45:110
219992899231,2cyclictest2296558-21apt-get20:45:110
219992899231,2cyclictest2255962-21apt-get20:05:120
219992899231,2cyclictest0-21swapper/000:15:100
219992899231,21cyclictest0-21swapper/019:40:110
219992899230,4cyclictest2225490-21munin-node19:35:110
219992899230,20cyclictest0-21swapper/020:15:130
2199938992219,2cyclictest2393314-21/usr/sbin/munin22:15:243
2199938992219,2cyclictest0-21swapper/323:05:003
2199938992219,2cyclictest0-21swapper/300:05:373
2199938992217,2cyclictest0-21swapper/319:45:113
219993899221,2cyclictest2496605-21apt-get00:00:153
219993899221,1cyclictest0-21swapper/320:25:133
219993899221,1cyclictest0-21swapper/300:25:113
219993899220,2cyclictest2373243-21apt-get22:00:003
219993899220,2cyclictest2260782-21cron20:10:003
219993899220,20cyclictest2251385-21cut20:00:193
2199934992220,1cyclictest2475563-21cron23:40:002
2199934992219,2cyclictest0-21swapper/222:55:122
2199934992219,2cyclictest0-21swapper/222:35:132
2199934992219,1cyclictest0-21swapper/219:35:112
2199934992218,2cyclictest0-21swapper/222:05:122
2199934992217,3cyclictest2363846-21ps21:50:162
219993499221,2cyclictest2368444-21apt-get21:55:132
219993499220,21cyclictest1-21systemd23:55:012
219993499220,20cyclictest2210014-21sh19:20:002
219993499220,20cyclictest0-21swapper/200:35:122
219993499220,19cyclictest0-21swapper/220:20:112
219993499220,19cyclictest0-21swapper/220:10:122
219993499220,19cyclictest0-21swapper/200:25:112
2199930992219,1cyclictest0-21swapper/120:35:111
2199930992217,3cyclictest2440789-21cut23:05:161
219993099220,2cyclictest2474687-21ntpq23:35:201
219993099220,2cyclictest0-21swapper/120:50:151
219993099220,20cyclictest0-21swapper/123:55:121
219993099220,20cyclictest0-21swapper/122:15:111
219993099220,19cyclictest0-21swapper/119:25:111
2199928992219,2cyclictest0-21swapper/023:00:110
2199928992219,2cyclictest0-21swapper/022:05:130
2199928992219,2cyclictest0-21swapper/019:50:120
2199928992218,3cyclictest2271734-21ps20:20:150
2199928992218,2cyclictest2491440-21apt-get23:55:120
2199928992217,4cyclictest2319511-21sed21:05:170
219992899221,20cyclictest2276287-21apt-get20:25:130
219992899221,19cyclictest0-21swapper/000:20:120
219992899220,2cyclictest2405293-21ps22:30:170
219992899220,2cyclictest2291189-21cron20:40:000
219992899220,2cyclictest2245819-21apt-get19:55:100
219992899220,2cyclictest0-21swapper/021:30:120
219992899220,2cyclictest0-21swapper/019:10:120
219992899220,21cyclictest0-21swapper/022:45:130
2199938992119,1cyclictest64-21kcompactd021:43:403
2199938992119,1cyclictest0-21swapper/319:51:513
2199938992118,1cyclictest0-21swapper/319:40:113
2199938992117,2cyclictest2379004-21apt-get22:05:123
219993899211,1cyclictest0-21swapper/320:40:113
219993899211,1cyclictest0-21swapper/320:40:113
219993899211,1cyclictest0-21swapper/319:23:543
219993899211,19cyclictest0-21swapper/320:25:003
219993899211,19cyclictest0-21swapper/300:38:243
219993899210,20cyclictest2440784-21grep23:05:153
219993899210,20cyclictest0-21swapper/319:55:113
219993899210,20cyclictest0-21swapper/300:35:013
219993899210,20cyclictest0-21swapper/300:12:033
219993899210,1cyclictest2483099-21ps23:45:183
219993899210,1cyclictest0-21swapper/322:25:103
219993899210,19cyclictest2358786-21ps21:45:143
2199934992119,1cyclictest2200150-21apt-get19:10:122
2199934992119,1cyclictest0-21swapper/223:15:122
2199934992119,1cyclictest0-21swapper/221:05:112
2199934992118,2cyclictest0-21swapper/222:15:122
2199934992117,3cyclictest2491927-21sed23:55:162
2199934992117,2cyclictest0-21swapper/223:20:112
219993499210,20cyclictest64-21kcompactd020:05:182
219993499210,20cyclictest0-21swapper/221:35:132
219993499210,20cyclictest0-21swapper/221:30:232
219993499210,19cyclictest0-21swapper/221:15:132
219993499210,18cyclictest0-21swapper/219:20:162
2199930992119,2cyclictest64-21kcompactd021:37:131
2199930992119,1cyclictest0-21swapper/120:41:191
2199930992119,1cyclictest0-21swapper/120:41:191
2199930992117,3cyclictest2264957-21ntpq20:10:201
2199930992117,3cyclictest0-21swapper/120:55:121
219993099210,3cyclictest2415397-21sort22:40:131
219993099210,20cyclictest2206164-21ps19:15:171
219993099210,1cyclictest0-21swapper/122:10:121
219993099210,19cyclictest0-21swapper/121:00:121
219993099210,19cyclictest0-21swapper/100:25:011
2199928992119,1cyclictest0-21swapper/023:20:160
2199928992119,1cyclictest0-21swapper/022:27:130
2199928992119,1cyclictest0-21swapper/020:43:280
2199928992119,1cyclictest0-21swapper/020:43:280
2199928992118,2cyclictest0-21swapper/022:58:240
2199928992118,2cyclictest0-21swapper/020:00:140
219992899211,1cyclictest0-21swapper/023:15:100
219992899211,19cyclictest0-21swapper/021:41:310
219992899210,2cyclictest0-21swapper/019:15:120
219992899210,20cyclictest2415855-21ps22:40:140
219992899210,20cyclictest2220606-21chrt19:30:120
219992899210,20cyclictest0-21swapper/021:55:130
2199938992018,1cyclictest0-21swapper/323:41:563
2199938992018,1cyclictest0-21swapper/320:15:123
2199938992017,1cyclictest0-21swapper/320:10:133
2199938992015,3cyclictest2516606-21sh00:20:013
219993899200,1cyclictest0-21swapper/321:55:003
2199934992018,1cyclictest64-21kcompactd000:19:032
2199934992017,1cyclictest0-21swapper/200:30:132
219993499200,1cyclictest64-21kcompactd023:45:112
219993499200,1cyclictest0-21swapper/219:30:102
2199930992018,1cyclictest2368189-21idleruntime-cro21:55:001
2199930992018,1cyclictest0-21swapper/123:44:051
2199930992018,1cyclictest0-21swapper/122:25:101
2199930992018,1cyclictest0-21swapper/120:25:131
2199930992018,1cyclictest0-21swapper/120:00:141
2199930992018,1cyclictest0-21swapper/100:02:221
219993099200,2cyclictest2506500-21munin-run00:10:011
219993099200,1cyclictest64-21kcompactd023:10:131
219993099200,1cyclictest64-21kcompactd020:30:341
219993099200,1cyclictest0-21swapper/122:30:121
219993099200,1cyclictest0-21swapper/120:05:121
219993099200,1cyclictest0-21swapper/119:20:121
219993099200,19cyclictest2331351-21ntpq21:15:201
219993099200,19cyclictest2229484-21ntpq19:35:211
2199928992018,1cyclictest0-21swapper/020:55:120
2199928992017,1cyclictest2480878-21apt-get23:45:110
2199928992016,3cyclictest2465400-21idleruntime-cro23:29:590
219992899200,1cyclictest64-21kcompactd000:01:500
219992899200,1cyclictest0-21swapper/022:10:120
219992899200,19cyclictest0-21swapper/022:35:140
219992899200,19cyclictest0-21swapper/019:45:110
2199938991917,1cyclictest2399035-21apt-get22:25:003
2199938991917,1cyclictest0-21swapper/321:21:383
2199938991917,1cyclictest0-21swapper/320:30:113
219993899190,18cyclictest0-21swapper/322:40:233
2199934991917,1cyclictest64-21kcompactd020:49:242
2199934991917,1cyclictest64-21kcompactd020:49:232
2199934991917,1cyclictest0-21swapper/200:10:112
2199930991917,1cyclictest64-21kcompactd000:38:241
2199930991917,1cyclictest2430163-21apt-get22:55:121
2199930991917,1cyclictest0-21swapper/121:25:121
2199930991917,1cyclictest0-21swapper/120:45:101
2199930991917,1cyclictest0-21swapper/120:45:101
2199930991917,1cyclictest0-21swapper/100:25:111
219993099190,1cyclictest0-21swapper/123:22:361
219993099190,18cyclictest2322842-21ps21:10:161
2199928991915,2cyclictest2522411-21apt-get00:25:120
2199928991915,2cyclictest2301650-21apt-get20:50:110
2199928991914,3cyclictest2215105-21sh19:25:000
2199938991816,1cyclictest64-21kcompactd021:06:353
2199938991815,2cyclictest2490879-21apt-config23:55:013
2199938991815,2cyclictest0-21swapper/300:20:123
2199938991815,1cyclictest0-21swapper/323:55:113
2199938991815,1cyclictest0-21swapper/323:20:103
2199934991816,1cyclictest0-21swapper/222:41:442
2199930991816,1cyclictest0-21swapper/100:12:031
2199930991815,2cyclictest2379505-21irqcore22:05:161
2199930991814,3cyclictest2440047-21awk23:04:591
2199928991815,2cyclictest2331832-21taskset21:15:240
2199930991715,1cyclictest0-21swapper/123:45:111
2199930991715,1cyclictest0-21swapper/121:45:131
2199930991715,1cyclictest0-21swapper/121:21:061
2199930991714,2cyclictest2464690-21taskset23:25:231
2199930991714,2cyclictest2204957-21munin-run19:15:001
2199928991713,3cyclictest62450irq/134-enp0s29f1:tx-000:10:150
2199938991614,1cyclictest2466167-21irqcore23:30:143
2199934991613,2cyclictest2250132-21unixbench_multi19:55:222
2199934991612,2cyclictest0-21swapper/222:15:002
2199930991614,1cyclictest0-21swapper/119:45:111
2199930991613,2cyclictest2465802-21cpuspeed_turbos23:30:091
2199928991614,1cyclictest0-21swapper/022:50:130
2199928991614,1cyclictest0-21swapper/000:30:130
2199928991613,2cyclictest62450irq/134-enp0s29f1:tx-020:30:140
2199928991612,3cyclictest61650irq/133-enp0s29f1:rx-022:00:230
2199938991513,1cyclictest0-21swapper/323:10:113
2199934991513,1cyclictest2440299-21apt-get23:05:112
219993099157,6cyclictest2317550-21uniq21:05:131
2199930991513,1cyclictest0-21swapper/122:00:111
2199930991513,1cyclictest0-21swapper/121:43:401
2199930991513,1cyclictest0-21swapper/119:51:511
2199930991512,2cyclictest2486430-21ps23:50:171
2199930991511,2cyclictest2527503-21apt-get00:30:131
2199928991512,2cyclictest61650irq/133-enp0s29f1:rx-000:10:010
2199938991412,1cyclictest2317208-21latency_hist21:05:013
2199938991410,3cyclictest2352995-21munin-run21:40:003
219993499149,3cyclictest2291644-21sort20:40:132
219993499149,3cyclictest2291644-21sort20:40:132
2199930991412,1cyclictest0-21swapper/119:40:101
2199928991410,2cyclictest0-21swapper/023:40:180
219993899131,4cyclictest2225258-21awk19:35:003
2199938991311,1cyclictest0-21swapper/319:38:573
219993499131,9cyclictest2199856-21latency_hist19:10:012
2199934991311,1cyclictest0-21swapper/219:29:592
2199934991310,2cyclictest2312219-21apt-get21:00:132
219993099138,4cyclictest2515741-21ntp_kernel_pll_00:15:201
2199928991310,2cyclictest2215380-21apt-get19:25:120
2199938991210,1cyclictest0-21swapper/319:10:133
219993899120,4cyclictest2475634-21cat23:40:003
219993499129,2cyclictest2236000-21gltestperf19:45:142
219993499128,3cyclictest2245087-21unixbench_multi19:50:242
219993899116,4cyclictest2461157-21sed23:25:153
219993099115,4cyclictest500-21dbus-daemon19:35:001
21999309995,3cyclictest2199984-21cat19:10:011
21999289971,4cyclictest2199931-21latency_hist19:10:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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