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2026-08-27 - 19:22
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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 376 highest latencies:
System rackeslot4.osadl.org (updated Thu Aug 27, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
198225299310,2cyclictest2181990-21apt-get10:25:122
198225599301,20cyclictest3777245-21sshd07:32:083
198225599300,20cyclictest2274397-21sed11:55:173
1982255992925,2cyclictest0-21swapper/310:30:173
198225599291,21cyclictest1987543-21apt-get07:15:123
198225599290,19cyclictest0-21swapper/310:00:023
198224599292,22cyclictest2314841-21apt-get12:35:110
1982255992819,7cyclictest3097621-21kworker/3:2+events09:10:163
1982255992817,3cyclictest2145318-21dpkg09:50:003
198225599280,20cyclictest64-21kcompactd012:30:163
198225599280,20cyclictest0-21swapper/311:00:193
1982252992824,3cyclictest0-21swapper/207:44:592
1982255992720,5cyclictest2284003-21apt-get12:05:113
1982255992719,6cyclictest0-21swapper/310:05:133
1982255992717,2cyclictest2096715-21ps09:00:173
198225599270,20cyclictest0-21swapper/310:15:123
198225599270,1cyclictest0-21swapper/307:25:133
1982255992615,2cyclictest2027375-21ntpq07:50:223
198225599261,22cyclictest2268378-21apt-get11:50:123
198225599261,21cyclictest2028499-21apt-get07:55:123
198225599261,20cyclictest2222663-21apt-get11:05:113
1982245992621,3cyclictest2232848-21apt-get11:15:130
1982255992518,6cyclictest0-21swapper/309:25:003
198225599251,21cyclictest2207478-21apt-get10:50:133
198225599250,1cyclictest0-21swapper/312:15:123
198225599250,19cyclictest0-21swapper/311:30:113
198224999252,20cyclictest2248045-21apt-get11:30:111
198224999251,21cyclictest2273446-21apt-get11:55:121
198224999251,20cyclictest2258216-21apt-get11:40:111
198224999250,22cyclictest1982974-21tr07:10:161
1982245992520,3cyclictest2140488-21apt-get09:45:140
198224599251,3cyclictest3777322-21systemd-journal12:10:010
1982255992420,2cyclictest2227756-21apt-get11:10:123
1982255992419,3cyclictest0-21swapper/309:30:133
198225599241,20cyclictest2176900-21apt-get10:20:123
198225599241,20cyclictest1993042-21apt-get07:20:123
198225599241,20cyclictest0-21swapper/312:10:103
198225599240,23cyclictest0-21swapper/312:23:483
198225599240,23cyclictest0-21swapper/310:26:543
198225299245,18cyclictest0-21swapper/207:15:122
198225299242,21cyclictest2299634-21apt-get12:20:122
198225299242,20cyclictest2130359-21apt-get09:35:112
198224999241,21cyclictest2185916-21ntpq10:25:211
198224999240,23cyclictest2273164-21cron11:54:591
198224999240,20cyclictest0-21swapper/112:00:121
1982245992420,2cyclictest0-21swapper/009:25:170
198224599241,4cyclictest2110221-21grep09:15:150
198224599241,3cyclictest2242717-21cron11:25:000
198224599241,2cyclictest2084315-21apt-get08:50:120
198224599241,2cyclictest2074191-21apt-get08:40:120
198224599241,21cyclictest2289068-21apt-get12:10:100
198224599241,20cyclictest2114778-21apt-get09:20:120
198224599240,4cyclictest2058979-21taskset08:25:120
1982255992320,1cyclictest2038679-21apt-get08:05:123
1982255992316,5cyclictest2078959-21idleruntime-cro08:45:003
1982255992315,2cyclictest0-21swapper/311:40:113
198225599231,2cyclictest2202410-21apt-get10:45:123
198225599231,2cyclictest0-21swapper/310:55:153
198225599231,20cyclictest2242999-21apt-get11:25:113
198225599230,20cyclictest0-21swapper/311:20:123
198225599230,19cyclictest0-21swapper/308:25:113
198225599230,19cyclictest0-21swapper/308:15:123
1982252992321,1cyclictest41-21ksoftirqd/211:10:202
1982252992321,1cyclictest0-21swapper/211:30:132
1982252992321,1cyclictest0-21swapper/209:30:132
1982252992320,1cyclictest2058976-21apt-get08:25:122
1982252992319,2cyclictest2263289-21chrt11:45:132
1982252992318,3cyclictest0-21swapper/208:45:012
198225299231,2cyclictest2226623-21ntpq11:05:202
198225299230,21cyclictest2119751-21wc09:25:002
1982249992319,2cyclictest2310258-21grep12:30:161
1982249992319,2cyclictest0-21swapper/110:20:121
198224999231,2cyclictest2151558-21grep09:55:161
198224999231,19cyclictest2187106-21apt-get10:30:111
198224999231,19cyclictest0-21swapper/110:55:111
198224999230,3cyclictest2161654-21taskset10:05:131
198224999230,21cyclictest2145282-21latency_hist09:49:591
198224999230,20cyclictest64-21kcompactd008:25:071
198224999230,20cyclictest0-21swapper/111:25:121
198224999230,20cyclictest0-21swapper/110:45:121
1982245992319,2cyclictest2257954-21munin-run11:39:590
1982245992319,2cyclictest2212545-21apt-get10:55:110
1982245992319,2cyclictest2197310-21apt-get10:40:090
1982245992319,2cyclictest0-21swapper/012:05:000
1982245992318,3cyclictest2263286-21apt-get11:45:130
1982245992318,3cyclictest2099301-21munin-run09:04:590
1982245992316,5cyclictest2191938-21cron10:35:000
198224599231,2cyclictest2161651-21apt-get10:05:130
198224599231,2cyclictest0-21swapper/008:05:110
198224599231,20cyclictest2151070-21apt-get09:55:120
198224599230,2cyclictest0-21swapper/008:45:110
198224599230,21cyclictest0-21swapper/011:10:120
1982255992218,2cyclictest2278540-21chrt12:00:133
1982255992218,2cyclictest2134833-21taskset09:36:053
198225599220,20cyclictest0-21swapper/308:00:133
198225599220,19cyclictest0-21swapper/310:40:093
1982252992220,1cyclictest391rcuc/211:20:172
1982252992219,2cyclictest2125034-21cron09:30:002
198225299221,2cyclictest2278537-21apt-get12:00:132
198225299221,20cyclictest401ktimers/212:10:542
198225299221,20cyclictest2048836-21apt-get08:15:132
198225299221,20cyclictest0-21swapper/208:45:122
198225299221,20cyclictest0-21swapper/208:20:122
198225299220,2cyclictest2089883-21sort08:55:172
198225299220,21cyclictest41-21ksoftirqd/211:37:342
198225299220,21cyclictest2005424-21sed07:30:162
198225299220,21cyclictest0-21swapper/210:10:132
198225299220,20cyclictest0-21swapper/207:10:122
1982249992219,2cyclictest64-21kcompactd010:40:031
1982249992219,2cyclictest2156533-21apt-get10:00:111
1982249992219,2cyclictest0-21swapper/112:25:111
1982249992219,2cyclictest0-21swapper/111:00:111
1982249992218,2cyclictest2150793-21sh09:55:001
198224999221,2cyclictest2054390-21ps08:20:161
198224999220,20cyclictest2023918-21grep07:50:171
198224999220,20cyclictest0-21swapper/107:45:121
198224999220,19cyclictest2293874-21apt-get12:15:021
198224999220,19cyclictest0-21swapper/111:35:121
198224999220,19cyclictest0-21swapper/110:35:121
198224999220,19cyclictest0-21swapper/109:35:111
1982245992219,2cyclictest0-21swapper/010:10:130
1982245992217,4cyclictest2300122-21sed12:20:180
1982245992216,4cyclictest2068844-21cron08:35:000
198224599221,20cyclictest2003201-21apt-get07:30:120
198224599221,20cyclictest0-21swapper/011:25:120
198224599221,20cyclictest0-21swapper/010:00:120
198224599220,2cyclictest0-21swapper/007:55:330
198224599220,21cyclictest0-21swapper/011:51:010
198224599220,20cyclictest2172315-21ps10:15:160
1982255992119,1cyclictest0-21swapper/307:45:133
1982255992119,1cyclictest0-21swapper/307:10:123
1982255992118,2cyclictest2013039-21cron07:40:003
1982255992118,2cyclictest2013039-21cron07:40:003
1982255992117,3cyclictest2110116-21hddtemp_smartct09:15:153
198225599210,20cyclictest2073905-21cron08:40:013
1982252992119,1cyclictest0-21swapper/211:50:122
1982252992118,2cyclictest2043487-21systemd-run08:10:012
1982252992118,2cyclictest0-21swapper/208:30:172
1982252992117,2cyclictest0-21swapper/211:45:002
198225299211,1cyclictest0-21swapper/209:55:122
198225299211,19cyclictest0-21swapper/210:15:202
198225299211,19cyclictest0-21swapper/208:00:132
198225299210,20cyclictest1-21systemd07:40:012
198225299210,20cyclictest1-21systemd07:40:012
198225299210,20cyclictest0-21swapper/210:55:112
198225299210,20cyclictest0-21swapper/210:39:312
1982249992118,2cyclictest2094475-21apt-get09:00:101
198224999211,1cyclictest0-21swapper/111:15:131
198224999210,2cyclictest0-21swapper/109:15:111
198224999210,2cyclictest0-21swapper/108:30:101
198224999210,20cyclictest2033345-21munin-run08:00:011
198224999210,1cyclictest0-21swapper/110:50:131
198224999210,19cyclictest0-21swapper/109:20:121
198224999210,18cyclictest0-21swapper/108:50:111
1982245992119,1cyclictest0-21swapper/010:20:120
1982245992119,1cyclictest0-21swapper/009:14:020
1982245992119,1cyclictest0-21swapper/007:25:130
1982245992118,2cyclictest0-21swapper/009:35:110
1982245992118,2cyclictest0-21swapper/008:35:220
1982245992118,2cyclictest0-21swapper/007:35:130
1982245992118,2cyclictest0-21swapper/007:35:120
1982245992116,4cyclictest2186529-21apt-helper10:26:540
198224599210,20cyclictest1-21systemd12:35:000
198224599210,20cyclictest0-21swapper/012:29:430
198224599210,20cyclictest0-21swapper/011:08:000
198224599210,20cyclictest0-21swapper/011:00:110
198224599210,20cyclictest0-21swapper/010:45:220
198224599210,20cyclictest0-21swapper/009:30:170
198224599210,1cyclictest0-21swapper/009:42:000
198224599210,19cyclictest0-21swapper/007:40:120
1982255992018,1cyclictest0-21swapper/312:35:103
1982255992018,1cyclictest0-21swapper/308:10:353
198225599200,1cyclictest0-21swapper/312:25:103
198225599200,1cyclictest0-21swapper/308:20:123
198225599200,19cyclictest2263769-21ps11:45:173
198225599200,19cyclictest0-21swapper/309:53:493
1982252992019,1cyclictest0-21swapper/209:05:122
1982252992018,1cyclictest0-21swapper/209:50:132
1982252992018,1cyclictest0-21swapper/209:15:232
1982252992017,2cyclictest2273449-21runrttasks11:55:122
198225299201,1cyclictest0-21swapper/210:40:102
198225299200,20cyclictest64-21kcompactd012:26:302
198225299200,1cyclictest0-21swapper/212:30:132
198225299200,1cyclictest0-21swapper/210:20:112
198225299200,1cyclictest0-21swapper/208:10:092
198225299200,19cyclictest41-21ksoftirqd/207:10:002
198225299200,19cyclictest1998135-21apt-get07:25:132
198225299200,19cyclictest0-21swapper/209:10:132
198225299200,19cyclictest0-21swapper/209:00:122
198225299200,19cyclictest0-21swapper/208:35:102
198225299200,19cyclictest0-21swapper/207:55:122
1982249992018,2cyclictest64-21kcompactd012:13:031
1982249992018,1cyclictest0-21swapper/111:45:221
1982249992018,1cyclictest0-21swapper/108:55:131
1982249992018,1cyclictest0-21swapper/108:35:101
1982249992018,1cyclictest0-21swapper/108:09:001
1982249992017,1cyclictest2120229-21apt-get09:25:021
1982249992016,2cyclictest2314844-21taskset12:35:101
198224999200,1cyclictest0-21swapper/111:13:551
198224999200,1cyclictest0-21swapper/108:10:101
198224999200,1cyclictest0-21swapper/107:40:111
198224999200,1cyclictest0-21swapper/107:16:181
198224999200,19cyclictest0-21swapper/112:05:111
198224999200,19cyclictest0-21swapper/108:01:591
1982245992018,1cyclictest0-21swapper/011:59:050
1982245992018,1cyclictest0-21swapper/008:57:550
1982245992018,1cyclictest0-21swapper/007:19:320
1982245992017,2cyclictest0-21swapper/007:20:110
1982245992016,2cyclictest702-21runrttasks07:50:120
198224599200,1cyclictest0-21swapper/007:45:110
1982255991914,4cyclictest2121623-21kthreadcore09:25:183
198225599190,1cyclictest0-21swapper/309:10:003
1982252991917,1cyclictest0-21swapper/210:45:122
1982252991916,2cyclictest2191107-21ntpq10:30:292
1982252991914,4cyclictest2166518-21systemd-run10:10:002
1982252991912,1cyclictest191rcu_preempt09:46:062
198225299190,19cyclictest0-21swapper/211:25:122
198225299190,18cyclictest0-21swapper/210:52:252
198225299190,18cyclictest0-21swapper/207:52:522
1982249991917,1cyclictest64-21kcompactd011:05:191
1982249991917,1cyclictest0-21swapper/107:25:221
1982249991917,1cyclictest0-21swapper/107:24:591
1982249991916,2cyclictest2237931-21apt-get11:20:121
1982249991916,2cyclictest0-21swapper/108:40:121
198224999190,19cyclictest0-21swapper/109:05:161
1982245991917,1cyclictest0-21swapper/011:40:480
1982245991917,1cyclictest0-21swapper/009:53:170
1982245991917,1cyclictest0-21swapper/008:15:220
1982245991917,1cyclictest0-21swapper/008:10:100
1982245991916,2cyclictest0-21swapper/010:50:130
1982245991916,2cyclictest0-21swapper/007:10:240
1982255991815,2cyclictest2140232-21munin-run09:45:003
1982255991812,4cyclictest2192708-21grep10:35:173
198225299189,2cyclictest2136129-21irqcore09:40:162
198225299186,6cyclictest2233009-21diskstats11:15:152
1982252991815,2cyclictest2298471-21ntpq12:15:212
1982249991816,1cyclictest2135428-21apt-get09:40:121
1982249991816,1cyclictest0-21swapper/108:15:121
1982249991814,2cyclictest2079234-21apt-get08:45:111
1982245991816,1cyclictest0-21swapper/009:05:130
1982245991815,1cyclictest2192221-21apt-get10:35:110
1982255991716,1cyclictest0-21swapper/308:55:453
1982255991713,2cyclictest2064043-21apt-get08:30:113
198225299170,5cyclictest2221823-21cat11:00:252
1982249991715,1cyclictest0-21swapper/110:16:231
1982249991715,1cyclictest0-21swapper/107:35:121
1982249991715,1cyclictest0-21swapper/107:35:111
1982245991715,1cyclictest0-21swapper/012:15:120
1982255991614,1cyclictest0-21swapper/311:15:123
1982255991612,3cyclictest2084545-21fschecks_time08:50:143
198225299168,1cyclictest0-21swapper/208:50:162
198225299166,5cyclictest41-21ksoftirqd/207:45:222
198225299163,3cyclictest0-21swapper/212:35:112
1982252991613,2cyclictest391rcuc/210:05:002
1982245991613,2cyclictest0-21swapper/008:20:170
1982255991513,1cyclictest0-21swapper/309:58:403
198225299152,3cyclictest41-21ksoftirqd/207:20:192
198225299152,3cyclictest0-21swapper/212:05:222
1982249991412,1cyclictest0-21swapper/110:13:111
1982249991411,2cyclictest0-21swapper/112:20:131
1982245991411,2cyclictest61650irq/133-enp0s29f1:rx-008:00:150
1982245991411,2cyclictest0-21swapper/011:30:120
198225599127,4cyclictest2170736-21ntpq10:10:233
198225599115,4cyclictest2079782-21cut08:45:163
198224999107,2cyclictest0-21swapper/109:34:591
19822559996,2cyclictest22531392sleep311:35:123
19822499980,2cyclictest1982383-21cat07:10:001
19822459984,3cyclictest1982340-21sed07:10:000
19822559970,6cyclictest1982177-21latency_hist07:10:013
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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