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2026-07-16 - 04:48
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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 Thu Jul 16, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
775996993631,3cyclictest0-21swapper/120:40:161
77599899290,3cyclictest1057943-21cron23:44:592
775991992718,2cyclictest940953-21cron21:50:000
776001992619,5cyclictest791666-21basename19:25:003
77599699262,21cyclictest1078630-21apt-get00:05:121
77599699260,24cyclictest1078350-21cron00:05:001
775991992621,3cyclictest1016991-21awk23:05:000
77600199252,21cyclictest843163-21apt-get20:15:133
77600199250,5cyclictest1095213-21irqcore00:20:173
77599899252,20cyclictest827934-21apt-get20:00:122
77599899251,21cyclictest986893-21apt-get22:35:122
77599899251,20cyclictest966547-21apt-get22:15:112
77599899251,20cyclictest966547-21apt-get22:15:112
77599899251,20cyclictest899393-21apt-get21:10:122
77599699252,21cyclictest996986-21apt-get22:45:111
77599699252,21cyclictest894350-21apt-get21:05:151
77599699251,21cyclictest971639-21apt-get22:20:111
77599699251,21cyclictest807162-21apt-get19:40:111
77599699251,21cyclictest807162-21apt-get19:40:111
77599699250,5cyclictest0-21swapper/121:15:001
77599699250,23cyclictest822393-21awk19:55:011
776001992420,3cyclictest481rcuc/321:15:113
776001992419,3cyclictest1113924-21ntpq00:35:223
776001992419,3cyclictest1109712-21cron00:35:003
77600199241,2cyclictest0-21swapper/319:25:123
77600199241,21cyclictest833004-21apt-get20:05:133
77600199240,23cyclictest1002058-21taskset22:50:103
77600199240,22cyclictest842888-21sh20:15:003
77600199240,22cyclictest1064234-21sed23:50:173
775998992421,2cyclictest1016987-21cron23:05:002
775998992420,2cyclictest1032446-21apt-get23:20:122
775998992419,3cyclictest1042582-21apt-get23:30:112
77599899241,2cyclictest838069-21apt-get20:10:102
77599899240,20cyclictest0-21swapper/223:45:112
77599699241,3cyclictest847124-21ntpq20:15:211
77599699241,21cyclictest961202-21cron22:10:001
77599699241,20cyclictest0-21swapper/121:55:161
77599699240,23cyclictest837798-21ls20:10:011
77599699240,21cyclictest1068851-21irqcore23:55:141
77599699240,21cyclictest0-21swapper/100:30:111
77599699240,20cyclictest0-21swapper/119:25:121
77599199242,20cyclictest802075-21apt-get19:35:120
776001992320,1cyclictest50-21ksoftirqd/321:40:003
77600199231,2cyclictest883078-21ntpq20:50:223
77600199231,2cyclictest516-21rs:main3
77600199231,2cyclictest516-21rs:main3
77600199231,2cyclictest1032445-21apt23:20:123
77600199231,20cyclictest0-21swapper/322:10:133
77600199231,20cyclictest0-21swapper/319:40:123
77600199231,20cyclictest0-21swapper/319:40:113
77600199230,21cyclictest864416-21ps20:35:173
77600199230,21cyclictest1052488-21true23:40:013
77600199230,21cyclictest0-21swapper/322:25:103
775998992320,2cyclictest936132-21apt-get21:45:102
775998992320,2cyclictest915469-21apt-get21:25:122
77599899231,2cyclictest848182-21apt-config20:20:002
77599899231,2cyclictest1027397-21apt-get23:15:122
77599899231,20cyclictest787389-21grep19:20:162
77599899230,2cyclictest1042304-21cron23:30:002
77599899230,20cyclictest0-21swapper/220:05:142
77599699232,2cyclictest0-21swapper/100:10:131
775996992319,2cyclictest981534-21latency_hist22:30:001
775996992319,2cyclictest1058214-21apt-get23:45:121
775996992319,2cyclictest0-21swapper/100:15:031
775996992318,3cyclictest894071-21cron21:05:001
77599699231,2cyclictest64-21kcompactd000:25:561
77599699231,2cyclictest1094730-21apt-get00:20:121
77599699231,2cyclictest1063283-21apt-get23:50:121
77599699231,21cyclictest0-21swapper/119:15:181
77599699230,21cyclictest915472-21taskset21:25:111
77599699230,21cyclictest828434-21grep20:00:161
77599699230,20cyclictest0-21swapper/122:50:111
77599699230,19cyclictest0-21swapper/122:35:111
775991992320,2cyclictest791935-21apt-get19:25:110
775991992320,2cyclictest1099822-21apt-get00:25:110
775991992319,2cyclictest941230-21apt-get21:50:130
77599199231,2cyclictest848681-21apt-get20:20:120
77599199231,20cyclictest920538-21apt-get21:30:130
77599199231,20cyclictest889276-21apt-get21:00:090
77599199231,1cyclictest0-21swapper/023:30:130
77599199230,21cyclictest847984-21ls20:20:000
776001992220,1cyclictest3777322-21systemd-journal21:45:543
776001992219,2cyclictest0-21swapper/323:40:123
776001992219,2cyclictest0-21swapper/321:50:133
776001992219,2cyclictest0-21swapper/319:35:133
776001992218,2cyclictest898269-21ntpq21:05:243
776001992218,2cyclictest889276-21apt-get21:00:103
776001992218,2cyclictest1012191-21apt-get23:00:103
77600199221,20cyclictest0-21swapper/320:27:483
77600199220,2cyclictest0-21swapper/300:25:123
77600199220,21cyclictest1027891-21taskset23:15:163
77600199220,20cyclictest946823-21cut21:55:173
775998992219,2cyclictest0-21swapper/200:35:122
775998992219,1cyclictest0-21swapper/221:50:132
77599899220,20cyclictest1094071-21apt-key00:20:012
775996992219,2cyclictest0-21swapper/123:00:151
775996992218,2cyclictest776212-21apt-get19:10:131
775996992217,3cyclictest961480-21apt-get22:10:121
77599699221,2cyclictest0-21swapper/120:20:121
77599699220,21cyclictest64-21kcompactd022:04:331
77599699220,21cyclictest0-21swapper/121:48:581
77599699220,1cyclictest0-21swapper/120:55:111
77599699220,19cyclictest0-21swapper/122:40:111
77599699220,19cyclictest0-21swapper/122:30:121
77599699220,19cyclictest0-21swapper/122:15:121
77599699220,19cyclictest0-21swapper/122:15:121
77599199221,20cyclictest0-21swapper/000:35:130
77599199221,1cyclictest956432-21apt-get22:05:100
77599199220,2cyclictest908841-21ntpq21:15:210
77599199220,20cyclictest786248-21munin-run19:20:010
77599199220,19cyclictest0-21swapper/022:50:110
776001992119,1cyclictest481rcuc/321:20:173
776001992119,1cyclictest0-21swapper/322:30:123
776001992119,1cyclictest0-21swapper/321:40:023
776001992118,2cyclictest0-21swapper/323:06:553
776001992117,2cyclictest884209-21apt-get20:55:123
776001992117,2cyclictest1037513-21apt-get23:25:123
776001992116,3cyclictest522-21gdbus00:00:003
77600199211,1cyclictest0-21swapper/323:10:113
77600199210,20cyclictest64-21kcompactd020:22:573
77600199210,20cyclictest481rcuc/319:20:003
77600199210,1cyclictest951388-21apt-get22:00:133
77600199210,1cyclictest0-21swapper/322:22:183
77600199210,1cyclictest0-21swapper/319:55:113
775998992119,1cyclictest0-21swapper/222:48:382
775998992119,1cyclictest0-21swapper/219:51:462
775998992119,1cyclictest0-21swapper/200:30:102
775998992118,2cyclictest915213-21munin-run21:25:002
775998992118,2cyclictest781831-21grep19:15:132
775998992118,2cyclictest0-21swapper/220:55:122
775998992118,1cyclictest0-21swapper/220:40:122
775998992117,2cyclictest1007124-21apt-get22:55:122
77599899211,19cyclictest0-21swapper/221:00:342
77599899210,20cyclictest854719-21ps20:25:172
77599899210,20cyclictest853504-21cron20:25:012
77599899210,20cyclictest801794-21cron19:34:592
77599899210,20cyclictest64-21kcompactd022:42:112
77599899210,20cyclictest0-21swapper/222:30:122
77599899210,20cyclictest0-21swapper/220:50:222
77599899210,1cyclictest0-21swapper/200:05:132
77599899210,19cyclictest0-21swapper/221:05:152
77599899210,19cyclictest0-21swapper/219:35:122
775996992119,2cyclictest0-21swapper/119:32:251
775996992119,1cyclictest0-21swapper/121:54:531
775996992118,1cyclictest0-21swapper/123:30:121
775996992116,3cyclictest1007610-21grep22:55:161
77599699211,1cyclictest0-21swapper/120:25:121
77599699210,2cyclictest0-21swapper/119:55:211
77599699210,20cyclictest0-21swapper/123:07:591
77599699210,1cyclictest0-21swapper/120:10:101
775991992119,1cyclictest927805-21ps21:35:190
775991992118,2cyclictest801797-21cron19:35:000
775991992118,2cyclictest0-21swapper/020:30:100
775991992118,1cyclictest0-21swapper/022:35:120
775991992117,2cyclictest901612-21ps21:10:180
775991992117,2cyclictest883067-21ntpq20:50:220
775991992117,2cyclictest1089728-21ps00:15:160
77599199211,19cyclictest1017260-21apt-get23:05:110
77599199210,2cyclictest1083442-21cron00:10:000
77599199210,20cyclictest64-21kcompactd021:55:250
77599199210,20cyclictest0-21swapper/022:20:110
77599199210,1cyclictest874093-21apt-get20:45:130
776001992016,2cyclictest921033-21ps21:30:173
77600199201,18cyclictest0-21swapper/300:00:113
77600199200,1cyclictest0-21swapper/322:55:123
77600199200,1cyclictest0-21swapper/322:05:103
77600199200,1cyclictest0-21swapper/300:10:143
77600199200,19cyclictest904216-21https21:15:003
775998992018,1cyclictest0-21swapper/223:10:112
775998992016,2cyclictest807649-21sed19:40:162
775998992016,2cyclictest807649-21sed19:40:152
77599899200,1cyclictest0-21swapper/222:00:122
77599899200,1cyclictest0-21swapper/220:35:122
77599899200,1cyclictest0-21swapper/220:30:102
77599899200,19cyclictest1073537-21apt-get00:00:122
77599899200,19cyclictest0-21swapper/221:40:132
77599899200,19cyclictest0-21swapper/219:25:212
775996992018,1cyclictest0-21swapper/123:25:121
775996992018,1cyclictest0-21swapper/123:20:121
775996992017,2cyclictest910401-21apt-get21:20:131
775996992017,2cyclictest863933-21apt-get20:35:121
775996992017,2cyclictest0-21swapper/123:15:201
775996992016,2cyclictest879141-21apt-get20:50:131
77599699200,1cyclictest0-21swapper/123:38:061
77599699200,1cyclictest0-21swapper/120:45:131
77599699200,1cyclictest0-21swapper/120:32:051
775991992019,1cyclictest0-21swapper/023:56:550
775991992018,1cyclictest776005-21sed19:10:000
775991992018,1cyclictest0-21swapper/023:50:220
775991992018,1cyclictest0-21swapper/021:25:120
775991992017,2cyclictest1052445-21cron23:40:000
775991992016,2cyclictest786890-21apt-get19:20:110
77599199200,1cyclictest0-21swapper/023:40:120
77599199200,1cyclictest0-21swapper/023:25:120
77599199200,1cyclictest0-21swapper/023:12:500
77599199200,1cyclictest0-21swapper/022:00:120
77599199200,1cyclictest0-21swapper/021:20:130
77599199200,1cyclictest0-21swapper/019:50:130
77599199200,1cyclictest0-21swapper/000:20:120
77599199200,19cyclictest0-21swapper/022:29:170
77599199200,19cyclictest0-21swapper/022:10:120
77599199200,19cyclictest0-21swapper/020:55:120
775998991917,1cyclictest0-21swapper/221:30:122
775998991917,1cyclictest0-21swapper/200:20:122
77599899190,1cyclictest0-21swapper/219:10:222
77599899190,1cyclictest0-21swapper/200:25:112
77599899190,19cyclictest0-21swapper/222:25:122
77599899190,0cyclictest0-21swapper/223:09:362
775996991917,1cyclictest0-21swapper/123:44:011
775996991917,1cyclictest0-21swapper/119:35:121
775996991917,1cyclictest0-21swapper/100:37:461
77599699190,1cyclictest0-21swapper/121:14:591
775991991917,1cyclictest0-21swapper/023:45:120
775991991917,1cyclictest0-21swapper/022:30:120
775991991917,1cyclictest0-21swapper/022:20:000
775991991917,1cyclictest0-21swapper/022:20:000
775991991917,1cyclictest0-21swapper/020:35:120
775991991915,2cyclictest1031253-21ntpq23:15:210
77599199190,1cyclictest64-21kcompactd021:44:400
776001991816,1cyclictest0-21swapper/320:45:133
776001991816,1cyclictest0-21swapper/320:30:123
776001991816,1cyclictest0-21swapper/320:00:133
77600199180,0cyclictest0-21swapper/322:35:113
775998991816,1cyclictest0-21swapper/221:15:102
775998991816,1cyclictest0-21swapper/200:10:132
775998991814,2cyclictest1052447-21cron23:40:002
775991991816,1cyclictest0-21swapper/020:05:000
775991991816,1cyclictest0-21swapper/019:10:220
775991991816,1cyclictest0-21swapper/000:00:130
775991991815,1cyclictest853772-21apt-get20:25:120
77599199180,1cyclictest0-21swapper/000:15:000
776001991715,1cyclictest0-21swapper/322:45:113
776001991715,1cyclictest0-21swapper/319:10:133
776001991715,1cyclictest0-21swapper/300:05:133
775998991715,1cyclictest0-21swapper/221:35:142
775998991715,1cyclictest0-21swapper/219:45:112
775998991715,1cyclictest0-21swapper/200:00:002
775991991716,1cyclictest0-21swapper/022:42:110
775991991715,1cyclictest0-21swapper/023:20:120
775991991715,1cyclictest0-21swapper/021:05:150
775991991714,2cyclictest61650irq/133-enp0s29f1:rx-022:55:110
775991991714,2cyclictest61650irq/133-enp0s29f1:rx-020:40:140
776001991613,2cyclictest0-21swapper/319:45:123
776001991610,1cyclictest191rcu_preempt22:40:153
775998991615,1cyclictest0-21swapper/220:45:122
775998991614,1cyclictest0-21swapper/222:10:122
775996991614,1cyclictest0-21swapper/121:35:131
775996991613,2cyclictest0-21swapper/121:30:121
775991991614,1cyclictest0-21swapper/022:48:380
775991991613,2cyclictest0-21swapper/019:40:160
775991991613,2cyclictest0-21swapper/019:40:160
776001991513,1cyclictest481rcuc/319:30:113
776001991513,1cyclictest0-21swapper/321:25:113
776001991512,2cyclictest377-21hwrng00:16:103
77600199150,4cyclictest50-21ksoftirqd/319:50:173
77600199150,4cyclictest1059167-21sort23:45:163
775998991513,1cyclictest0-21swapper/219:55:322
775998991512,2cyclictest509-21systemd-logind22:10:002
77599899150,3cyclictest1068072-21cron23:54:592
775996991513,1cyclictest64-21kcompactd023:12:181
775996991510,3cyclictest935854-21cron21:45:001
775996991510,3cyclictest791674-21sh19:24:591
775991991512,2cyclictest61650irq/133-enp0s29f1:rx-020:05:190
775991991511,3cyclictest61650irq/133-enp0s29f1:rx-019:45:110
77599199150,15cyclictest0-21swapper/019:55:160
77600199148,1cyclictest191rcu_preempt20:40:183
77600199130,1cyclictest0-21swapper/323:30:143
775991991310,2cyclictest0-21swapper/020:10:100
77599899129,2cyclictest946611-21gltestperf21:55:152
775998991210,1cyclictest0-21swapper/222:20:182
77600199114,2cyclictest191rcu_preempt19:10:013
77599699118,2cyclictest311ktimers/119:45:241
7759969985,2cyclictest776028-21latency_hist19:10:001
7759989974,2cyclictest776120-21latency_hist19:10:002
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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