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2026-08-19 - 11:41
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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 Wed Aug 19, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
334804099281,24cyclictest3455356-21taskset20:55:133
3348035992822,4cyclictest3624840-21cron23:40:001
3348040992622,2cyclictest0-21swapper/323:15:163
334804099261,22cyclictest3609964-21apt-get23:25:113
334803799262,21cyclictest3666252-21apt-get00:20:112
334803799262,21cyclictest3573983-21apt-get22:50:132
334803799261,5cyclictest3527879-21irqcore22:05:172
334803799261,23cyclictest3486367-21irqcore21:25:172
334803799260,5cyclictest3526910-21sed22:05:012
334804099251,21cyclictest3604871-21apt-get23:20:103
334804099251,20cyclictest3620069-21apt-get23:35:123
334804099250,21cyclictest0-21swapper/321:20:163
334803799252,22cyclictest3516330-21apt-get21:55:132
334803799251,21cyclictest0-21swapper/219:45:132
334803799250,23cyclictest3383512-21sh19:45:012
3348035992520,3cyclictest3584100-21apt-get23:00:141
334804099241,3cyclictest0-21swapper/319:10:133
334804099241,2cyclictest3418704-21ntpq20:15:223
334804099241,20cyclictest3516330-21apt-get21:55:123
334804099241,20cyclictest0-21swapper/322:15:133
334804099241,20cyclictest0-21swapper/319:35:133
334804099240,20cyclictest0-21swapper/320:00:123
3348037992420,2cyclictest3358387-21apt-get19:20:132
334803799241,21cyclictest3564320-21tr22:40:162
334803799240,22cyclictest3465278-21cron21:04:592
3348035992420,2cyclictest3671323-21apt-get00:25:141
334803099242,20cyclictest3511281-21apt-get21:50:110
3348030992420,2cyclictest3527388-21apt-get22:05:120
3348030992419,3cyclictest3625116-21apt-get23:40:110
3348030992418,2cyclictest3604617-21grep23:20:000
334803099241,20cyclictest3450277-21apt-get20:50:130
3348040992319,2cyclictest0-21swapper/319:25:093
334804099231,20cyclictest3494945-21ntpq21:30:233
334804099231,20cyclictest3494945-21ntpq21:30:223
334804099231,19cyclictest0-21swapper/321:40:103
334804099230,3cyclictest3445716-21grep20:45:153
334804099230,20cyclictest3394129-21latency_hist19:55:013
334804099230,20cyclictest0-21swapper/321:35:143
334804099230,20cyclictest0-21swapper/320:50:133
334803799231,2cyclictest3572809-21ntpq22:45:212
334803799231,21cyclictest0-21swapper/223:30:132
334803799231,20cyclictest3681479-21apt-get00:35:112
334803799231,20cyclictest3620569-21grep23:35:162
334803799230,2cyclictest0-21swapper/222:25:132
334803799230,22cyclictest0-21swapper/220:10:142
334803799230,20cyclictest3537594-21apt-get22:15:132
3348035992320,2cyclictest3558327-21apt-get22:35:141
3348035992319,2cyclictest3655616-21apt-get00:10:151
3348035992319,2cyclictest3460442-21apt-get21:00:121
3348035992319,2cyclictest3434817-21cron20:34:591
3348035992319,2cyclictest3410166-21sort20:10:181
3348035992318,3cyclictest0-21swapper/119:35:001
334803599231,2cyclictest3649384-21ntpq00:00:231
334803599230,21cyclictest3625099-21/usr/sbin/munin23:40:101
3348030992320,2cyclictest3363475-21apt-get19:25:100
3348030992319,2cyclictest3399556-21apt-get20:00:120
334803099231,2cyclictest3424908-21apt-get20:25:130
334803099230,4cyclictest3665131-21ntpq00:15:230
3348040992219,2cyclictest3423775-21ntpq20:20:223
3348040992219,2cyclictest0-21swapper/320:40:133
3348040992219,1cyclictest0-21swapper/319:45:143
3348040992218,2cyclictest3506216-21apt-get21:45:153
3348040992217,3cyclictest0-21swapper/322:00:173
3348040992217,2cyclictest0-21swapper/320:35:143
334804099221,20cyclictest0-21swapper/323:10:133
334804099221,1cyclictest0-21swapper/321:05:133
334804099220,2cyclictest3537342-21turbostat22:14:593
334804099220,2cyclictest0-21swapper/300:33:523
334804099220,21cyclictest64-21kcompactd022:58:493
334804099220,21cyclictest3871586-21snmpd22:25:003
334803799226,8cyclictest3353057-21munin-run19:15:002
3348037992219,2cyclictest64-21kcompactd021:10:132
3348037992219,2cyclictest3394106-21store19:55:012
3348037992219,2cyclictest0-21swapper/222:35:132
3348037992218,3cyclictest3500891-21idleruntime-cro21:40:002
3348037992218,2cyclictest0-21swapper/223:15:122
334803799221,2cyclictest0-21swapper/220:50:132
334803799221,20cyclictest0-21swapper/220:30:122
334803799221,20cyclictest0-21swapper/220:25:132
334803799221,20cyclictest0-21swapper/200:10:142
334803799221,1cyclictest0-21swapper/220:55:142
334803799220,2cyclictest0-21swapper/219:55:142
334803799220,20cyclictest3475745-21apt-get21:15:112
3348035992219,2cyclictest3527872-21ps22:05:171
3348035992219,2cyclictest3490658-21ls21:30:001
3348035992219,1cyclictest3419837-21apt-get20:20:121
3348035992218,2cyclictest3599778-21apt-get23:15:121
334803599221,1cyclictest3484688-21ntpq21:20:251
334803599220,19cyclictest0-21swapper/122:55:121
3348030992219,2cyclictest3594686-21apt-get23:10:130
3348030992219,2cyclictest3496053-21apt-get21:35:130
3348030992217,4cyclictest3455846-21irqcore20:55:180
334803099221,2cyclictest3394443-21apt-get19:55:140
334803099221,20cyclictest3388877-21apt-get19:50:130
334803099221,1cyclictest3414789-21apt-get20:15:130
334803099221,19cyclictest3614735-21cron23:30:000
3348040992119,1cyclictest64-21kcompactd020:07:193
3348040992119,1cyclictest0-21swapper/319:21:383
3348040992118,2cyclictest0-21swapper/323:40:113
3348040992118,2cyclictest0-21swapper/322:05:123
3348040992118,2cyclictest0-21swapper/300:00:133
3348040992118,1cyclictest0-21swapper/321:50:113
334804099210,2cyclictest0-21swapper/322:35:133
334804099210,2cyclictest0-21swapper/321:15:113
334804099210,2cyclictest0-21swapper/320:25:133
334804099210,20cyclictest0-21swapper/322:25:203
334804099210,1cyclictest3563126-21apt-get22:40:033
334804099210,1cyclictest0-21swapper/319:30:133
3348037992119,1cyclictest0-21swapper/223:50:122
3348037992118,2cyclictest3532505-21apt-get22:10:132
3348037992118,2cyclictest3503364-21ps21:40:172
3348037992118,2cyclictest0-21swapper/223:05:122
3348037992118,2cyclictest0-21swapper/220:20:122
3348037992118,1cyclictest3579050-21apt-get22:55:122
3348037992117,2cyclictest3650268-21cron00:05:002
3348037992117,2cyclictest3404631-21apt-get20:05:182
334803799211,1cyclictest0-21swapper/220:17:312
334803799211,19cyclictest0-21swapper/200:05:252
334803799211,19cyclictest0-21swapper/200:05:252
334803799210,2cyclictest64-21kcompactd019:18:552
334803799210,20cyclictest3609713-21awk23:25:002
334803799210,20cyclictest0-21swapper/223:25:112
334803799210,20cyclictest0-21swapper/222:30:122
334803799210,20cyclictest0-21swapper/220:45:112
3348035992119,1cyclictest0-21swapper/120:55:131
3348035992118,2cyclictest3501142-21apt-get21:40:121
3348035992118,2cyclictest3475468-21cron21:15:001
3348035992118,2cyclictest301rcuc/121:50:201
3348035992118,1cyclictest3445229-21apt-get20:45:111
3348035992117,2cyclictest3399556-21apt-get20:00:131
3348035992116,3cyclictest3480545-21ls21:19:591
334803599211,1cyclictest0-21swapper/122:48:041
334803599210,2cyclictest3521175-21apt-config22:00:001
334803599210,20cyclictest3577696-21latency22:50:201
334803599210,20cyclictest0-21swapper/123:05:121
334803599210,1cyclictest0-21swapper/123:50:121
334803599210,1cyclictest0-21swapper/121:35:001
334803599210,1cyclictest0-21swapper/121:35:001
334803599210,19cyclictest0-21swapper/123:25:111
334803599210,19cyclictest0-21swapper/122:10:131
334803599210,18cyclictest0-21swapper/122:20:141
3348030992119,1cyclictest64-21kcompactd000:08:100
3348030992119,1cyclictest64-21kcompactd000:08:100
3348030992119,1cyclictest3440186-21apt-get20:40:130
3348030992118,1cyclictest3430001-21apt-get20:30:120
334803099211,1cyclictest3383784-21apt-get19:45:120
334803099211,1cyclictest0-21swapper/022:40:010
334803099211,1cyclictest0-21swapper/000:25:160
334803099210,1cyclictest0-21swapper/020:45:110
334803099210,19cyclictest3568631-21turbostat22:45:010
3348040992018,1cyclictest64-21kcompactd019:20:003
3348040992018,1cyclictest0-21swapper/323:30:213
3348040992018,1cyclictest0-21swapper/321:00:123
3348040992017,2cyclictest0-21swapper/319:40:143
3348040992016,2cyclictest3578781-21idleruntime-cro22:55:013
334804099200,19cyclictest0-21swapper/323:46:073
334804099200,19cyclictest0-21swapper/300:06:003
334804099200,19cyclictest0-21swapper/300:06:003
3348037992018,1cyclictest0-21swapper/223:45:132
3348037992018,1cyclictest0-21swapper/223:11:112
3348037992018,1cyclictest0-21swapper/223:00:142
3348037992018,1cyclictest0-21swapper/221:50:122
3348037992017,1cyclictest0-21swapper/219:35:132
334803799201,1cyclictest0-21swapper/223:40:112
3348035992018,1cyclictest512-21tpm2-abrmd22:05:011
334803599200,1cyclictest64-21kcompactd020:06:471
334803599200,1cyclictest0-21swapper/100:20:101
334803599200,1cyclictest0-21swapper/100:05:161
334803599200,1cyclictest0-21swapper/100:05:161
334803599200,19cyclictest3348243-21apt-get19:10:131
334803599200,19cyclictest0-21swapper/122:40:121
334803599200,19cyclictest0-21swapper/120:50:121
334803599200,19cyclictest0-21swapper/100:15:131
3348030992018,1cyclictest3623965-21ntpq23:35:210
3348030992018,1cyclictest3568889-21apt-get22:45:110
3348030992018,1cyclictest3435094-21apt-get20:35:130
3348030992018,1cyclictest3373644-21apt-get19:35:130
3348030992018,1cyclictest0-21swapper/022:04:310
3348030992018,1cyclictest0-21swapper/020:05:170
3348030992018,1cyclictest0-21swapper/019:40:150
3348030992018,1cyclictest0-21swapper/000:35:120
3348030992018,1cyclictest0-21swapper/000:21:300
3348030992017,2cyclictest3411921-21ps20:10:200
3348030992016,3cyclictest3348044-21sed19:10:010
334803099200,20cyclictest0-21swapper/021:33:200
334803099200,20cyclictest0-21swapper/021:33:200
334803099200,1cyclictest3640836-21ps23:55:160
334803099200,1cyclictest0-21swapper/022:55:120
334803099200,1cyclictest0-21swapper/022:25:010
334803099200,1cyclictest0-21swapper/021:42:280
334803099200,1cyclictest0-21swapper/020:20:220
334803099200,1cyclictest0-21swapper/019:15:120
334803099200,1cyclictest0-21swapper/019:13:340
334803099200,19cyclictest3490678-21awk21:30:000
334803099200,19cyclictest0-21swapper/023:20:100
334803099200,19cyclictest0-21swapper/022:15:130
334803099200,19cyclictest0-21swapper/000:30:120
3348040991917,1cyclictest0-21swapper/323:55:123
3348040991917,1cyclictest0-21swapper/300:18:163
3348037991916,2cyclictest3491417-21ps21:30:172
3348037991916,2cyclictest3491417-21ps21:30:162
3348037991916,1cyclictest0-21swapper/220:00:122
3348035991918,1cyclictest64-21kcompactd019:38:501
3348035991917,1cyclictest0-21swapper/123:45:141
3348035991917,1cyclictest0-21swapper/123:20:101
3348035991916,2cyclictest3500886-21idleruntime-cro21:40:001
3348035991916,2cyclictest3353314-21apt-get19:15:131
334803599190,1cyclictest0-21swapper/119:29:421
334803599190,19cyclictest0-21swapper/121:05:211
334803599190,18cyclictest0-21swapper/100:40:001
3348030991918,1cyclictest0-21swapper/021:05:120
3348030991916,2cyclictest3368549-21apt-get19:30:130
3348030991913,4cyclictest3363215-21turbostat.cron19:25:010
334803099190,19cyclictest0-21swapper/022:50:220
3348040991817,1cyclictest0-21swapper/300:23:063
3348040991816,1cyclictest0-21swapper/319:55:133
3348037991816,1cyclictest3372161-21kthreadcore19:30:192
3348037991816,1cyclictest0-21swapper/222:20:142
3348037991816,1cyclictest0-21swapper/219:25:232
3348035991816,1cyclictest0-21swapper/122:28:101
3348035991816,1cyclictest0-21swapper/120:25:131
3348035991815,1cyclictest0-21swapper/100:30:121
3348030991816,1cyclictest3645453-21apt-get00:00:140
3348030991816,1cyclictest0-21swapper/021:15:120
3348030991815,2cyclictest3640072-21cron23:55:000
3348040991715,1cyclictest0-21swapper/323:05:213
3348040991715,1cyclictest0-21swapper/322:30:123
3348040991715,1cyclictest0-21swapper/321:10:223
3348040991714,2cyclictest0-21swapper/300:27:373
3348035991715,1cyclictest3553280-21apt-get22:30:121
3348035991715,1cyclictest0-21swapper/119:55:141
3348035991715,1cyclictest0-21swapper/119:20:141
3348035991714,1cyclictest0-21swapper/122:16:531
3348035991712,3cyclictest3383505-21cron19:45:011
334803099173,2cyclictest36565402kernelversion00:10:190
3348030991716,1cyclictest0-21swapper/021:45:230
3348030991715,1cyclictest64-21kcompactd021:57:320
3348030991714,2cyclictest3553769-21irqcore22:30:150
3348030991713,3cyclictest61650irq/133-enp0s29f1:rx-021:10:130
3348030991713,3cyclictest3480821-21apt-get21:20:170
334804099160,4cyclictest36558652cut00:10:163
334803799161,4cyclictest3511011-21awk21:50:002
3348037991614,1cyclictest3469468-21ntpq21:05:212
3348037991614,1cyclictest0-21swapper/220:38:302
3348037991613,2cyclictest0-21swapper/220:40:232
3348037991613,2cyclictest0-21swapper/200:30:112
3348035991613,2cyclictest3393744-21awk19:55:011
3348035991612,2cyclictest3595187-21irqcore23:10:171
3348030991613,2cyclictest61650irq/133-enp0s29f1:rx-023:04:500
3348030991613,2cyclictest61650irq/133-enp0s29f1:rx-021:00:130
3348030991613,2cyclictest3537339-21munin-run22:15:000
3348040991513,1cyclictest0-21swapper/323:50:123
3348040991513,1cyclictest0-21swapper/323:00:143
3348040991511,2cyclictest3686285-21sh00:40:003
3348037991511,2cyclictest0-21swapper/221:20:202
3348035991512,2cyclictest3615013-21apt-get23:30:131
3348030991512,2cyclictest61650irq/133-enp0s29f1:rx-023:32:410
3348030991512,2cyclictest61650irq/133-enp0s29f1:rx-023:05:200
3348030991511,3cyclictest61650irq/133-enp0s29f1:rx-022:25:220
3348040991410,2cyclictest0-21swapper/322:45:173
3348037991412,1cyclictest0-21swapper/200:25:142
3348037991412,1cyclictest0-21swapper/200:15:132
334803599142,3cyclictest702-21runrttasks20:35:161
3348035991413,1cyclictest64-21kcompactd020:17:311
3348035991412,1cyclictest3645183-21turbostat00:00:001
3348035991411,2cyclictest0-21swapper/119:45:131
3348035991410,3cyclictest3506508-21gltestperf21:45:171
3348030991410,1cyclictest0-21swapper/023:46:070
3348040991311,1cyclictest0-21swapper/320:30:123
334803799139,2cyclictest3347947-21latency_hist19:10:012
334803599127,4cyclictest0-21swapper/120:45:011
334804099117,2cyclictest0-21swapper/321:25:233
334804099116,4cyclictest3410444-21sed20:10:173
334803599117,3cyclictest3348069-21sed19:10:011
334803799107,2cyclictest3640418-21cpuspeed_turbos23:55:132
33480409983,3cyclictest3348056-21latency_hist19:10:013
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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