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2025-11-17 - 22:57
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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 Mon Nov 17, 2025 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3303516995148,2cyclictest3626550-21fwupd11:46:513
330351199321,11cyclictest0-21swapper/110:04:591
330351199320,29cyclictest3665674-21ssh12:20:041
3303516993027,2cyclictest0-21swapper/311:10:003
330351199301,27cyclictest3427526-21sed09:10:181
330351199301,26cyclictest0-21swapper/111:26:201
330351199300,28cyclictest3457975-21ssh09:35:071
330351699297,2cyclictest0-21swapper/307:25:183
330351499292,2cyclictest191rcu_preempt11:06:272
330351199291,26cyclictest3426449-21diskmemload10:55:391
330351199291,25cyclictest0-21swapper/107:20:131
330351199290,27cyclictest3451735-21ssh09:30:101
3303511992822,5cyclictest311ktimers/109:51:511
330351199281,26cyclictest0-21swapper/111:19:101
330351199281,25cyclictest0-21swapper/110:50:131
330351199281,25cyclictest0-21swapper/110:40:121
330351199281,24cyclictest0-21swapper/109:25:131
330351199280,26cyclictest3426449-21diskmemload11:40:191
330351199280,25cyclictest0-21swapper/112:00:141
3303508992823,4cyclictest0-21swapper/011:55:140
3303508992823,3cyclictest3664482-21ssh12:16:560
3303508992823,3cyclictest3589201-21ssh11:17:470
3303508992822,4cyclictest0-21swapper/010:00:290
3303511992718,8cyclictest0-21swapper/111:45:171
330351199271,25cyclictest3426449-21diskmemload11:12:191
330351199271,25cyclictest0-21swapper/112:38:081
330351199271,25cyclictest0-21swapper/110:45:151
330351199271,25cyclictest0-21swapper/110:30:211
330351199271,25cyclictest0-21swapper/109:43:171
330351199270,8cyclictest0-21swapper/108:15:001
330351199270,7cyclictest3437847-21ssh09:16:351
330351199270,7cyclictest3426449-21diskmemload11:50:441
330351199270,5cyclictest3426449-21diskmemload12:30:041
330351199270,26cyclictest0-21swapper/112:17:251
330351199270,24cyclictest3634216-21apt-get11:55:121
330351199270,24cyclictest3426449-21diskmemload10:35:171
330350899273,22cyclictest0-21swapper/012:35:290
3303508992724,2cyclictest3445515-21apt-get09:25:130
3303508992717,8cyclictest3621541-21apt-get11:45:150
330351699262,21cyclictest3365182-21apt-get08:10:133
330351699261,21cyclictest3303726-21apt-get07:10:133
3303514992620,4cyclictest3495699-21apt-get10:05:152
330351199261,6cyclictest0-21swapper/111:36:451
330351199261,6cyclictest0-21swapper/110:23:051
330351199261,5cyclictest3426449-21diskmemload10:05:551
330351199261,24cyclictest0-21swapper/110:18:061
330351199261,23cyclictest3426449-21diskmemload10:25:201
330351199260,6cyclictest3439273-21ssh09:20:151
330351199260,25cyclictest0-21swapper/112:14:111
330351199260,24cyclictest3426449-21diskmemload10:14:301
330350899264,21cyclictest3570177-21ssh11:02:000
330350899263,5cyclictest3544835-21ssh10:42:310
3303508992622,3cyclictest3619278-21ssh11:40:210
3303508992622,3cyclictest0-21swapper/009:59:590
3303508992621,4cyclictest3526190-21ssh10:28:020
3303508992621,4cyclictest0-21swapper/009:20:150
3303516992518,5cyclictest3669956-21chrt12:20:263
330351699251,3cyclictest3495998-21fw_conntrack10:05:173
330351699251,20cyclictest0-21swapper/311:00:153
3303514992520,3cyclictest3514548-21apt-get10:20:122
3303514992519,3cyclictest3433020-21apt-get09:15:132
3303514992517,6cyclictest3454723-21tr09:30:182
330351499251,19cyclictest3416492-21apt-get09:00:152
330351499250,22cyclictest3482953-21ssh09:55:032
330351499250,22cyclictest3314358-21irqcore07:20:172
330351199251,21cyclictest3375345-21apt-get08:20:151
330351199251,21cyclictest0-21swapper/107:10:111
330351199250,5cyclictest0-21swapper/111:01:041
330351199250,24cyclictest3488560-21ssh09:58:391
330351199250,24cyclictest3426449-21diskmemload11:21:241
330351199250,24cyclictest0-21swapper/111:34:021
330351199250,22cyclictest0-21swapper/107:25:131
330351199250,1cyclictest0-21swapper/109:47:501
330351199250,18cyclictest0-21swapper/112:05:091
330350899254,20cyclictest3600862-21/usr/sbin/munin11:25:260
330350899253,21cyclictest0-21swapper/009:10:180
3303508992523,1cyclictest3576298-21ssh11:06:280
3303508992523,1cyclictest3513344-21ssh10:17:110
3303508992522,2cyclictest3582988-21ssh11:12:480
3303508992522,2cyclictest35194982chrt10:21:420
330350899252,1cyclictest0-21swapper/009:18:240
3303508992520,3cyclictest3500444-21ssh10:05:550
330350899251,21cyclictest3608996-21apt-get11:35:120
330350899251,21cyclictest3401229-21apt-get08:45:140
330351699241,22cyclictest3682955-21ssh12:30:473
330351699241,21cyclictest3537410-21/usr/sbin/munin10:35:213
330351699241,21cyclictest3426449-21diskmemload09:10:243
330351699241,20cyclictest3602754-21apt-get11:30:143
330351699241,20cyclictest3426449-21diskmemload09:45:133
330351699241,20cyclictest0-21swapper/311:35:133
330351699241,20cyclictest0-21swapper/309:55:173
330351699240,20cyclictest3527035-21ssh10:30:033
330351499242,2cyclictest3672045-21apt-get12:25:142
330351499241,21cyclictest3571116-21apt11:05:002
330351499241,20cyclictest3426449-21diskmemload09:20:112
330351499241,20cyclictest3349477-21apt-get07:55:142
330351499241,20cyclictest0-21swapper/212:15:152
330351499241,20cyclictest0-21swapper/209:45:132
330351499240,22cyclictest3627839-21ssh11:50:022
330351499240,22cyclictest3521371-21irqcore10:25:192
330351499240,21cyclictest3339342-21apt-get07:45:152
330351199241,4cyclictest0-21swapper/107:36:571
3303511992414,8cyclictest3422117-21grep09:05:181
330351199241,21cyclictest0-21swapper/111:05:131
330351199241,20cyclictest0-21swapper/109:00:151
330351199241,20cyclictest0-21swapper/108:35:141
330351199240,5cyclictest0-21swapper/108:00:031
330351199240,1cyclictest0-21swapper/112:28:411
330350899244,1cyclictest3370021-21unin-run08:15:000
3303508992421,2cyclictest0-21swapper/010:35:170
3303508992421,1cyclictest3546353-21apt-get10:45:140
3303508992420,3cyclictest3426449-21diskmemload10:30:210
3303508992420,2cyclictest0-21swapper/009:35:070
3303508992419,3cyclictest0-21swapper/010:14:300
330350899241,20cyclictest3665747-21apt-get12:20:150
330350899240,3cyclictest0-21swapper/011:50:440
330350899240,20cyclictest0-21swapper/009:40:130
3303516992319,2cyclictest3676027-21ntpq12:25:223
3303516992318,3cyclictest3521137-21fschecks_time10:25:163
330351699231,2cyclictest3426449-21diskmemload09:24:353
330351699231,21cyclictest3471731-21systemd-journal08:09:363
330351699230,4cyclictest3595554-21ssh11:22:583
330351699230,3cyclictest3450361-21ssh09:26:353
330351699230,20cyclictest3552643-21ssh10:50:133
330351699230,20cyclictest0-21swapper/309:35:033
330351699230,20cyclictest0-21swapper/308:45:143
330351699230,20cyclictest0-21swapper/308:25:133
330351699230,19cyclictest3577727-21ssh11:10:123
330351699230,19cyclictest0-21swapper/309:15:063
3303514992319,2cyclictest3489305-21apt-get10:00:162
3303514992319,2cyclictest3380422-21apt-get08:25:152
3303514992319,2cyclictest3344397-21apt-get07:50:142
3303514992319,2cyclictest0-21swapper/209:05:142
3303514992319,2cyclictest0-21swapper/208:35:182
3303514992319,2cyclictest0-21swapper/208:15:172
3303514992318,3cyclictest3640841-21fw_forwarded_lo12:00:162
3303514992318,2cyclictest3502054-21ssh10:10:172
330351499231,2cyclictest3458023-21apt-get09:35:132
330351499231,2cyclictest0-21swapper/210:30:122
330351499231,21cyclictest3426449-21diskmemload12:34:292
330351499231,20cyclictest3426449-21diskmemload10:54:142
330351499231,20cyclictest3426449-21diskmemload09:14:012
330351499231,19cyclictest0-21swapper/211:15:152
330351499231,19cyclictest0-21swapper/209:40:052
330351499230,22cyclictest3449638-21wc09:25:252
330351499230,20cyclictest3596480-21ssh11:25:142
330351499230,20cyclictest3558872-21ssh10:55:162
330351499230,20cyclictest3401232-21chrt08:45:132
330351499230,20cyclictest0-21swapper/212:05:152
330351499230,20cyclictest0-21swapper/207:30:142
330351499230,19cyclictest0-21swapper/207:15:132
330351199231,20cyclictest0-21swapper/107:45:151
3303508992321,1cyclictest3426449-21diskmemload10:57:520
3303508992320,2cyclictest0-21swapper/012:01:070
3303508992319,3cyclictest3396149-21apt-get08:40:120
330350899231,19cyclictest3590227-21apt-get11:20:110
330350899230,22cyclictest3608696-21awk11:35:010
330350899230,22cyclictest3457038-21ssh09:32:480
330350899230,20cyclictest0-21swapper/008:35:140
330350899230,20cyclictest0-21swapper/007:50:130
3303516992219,2cyclictest0-21swapper/310:56:023
3303516992218,2cyclictest0-21swapper/311:15:153
330351699221,20cyclictest64-21kcompactd012:15:483
330351699221,20cyclictest3426449-21diskmemload12:13:543
330351699221,20cyclictest3426449-21diskmemload11:56:523
330351699221,20cyclictest3426449-21diskmemload10:03:193
330351699221,20cyclictest0-21swapper/309:40:593
330351699220,3cyclictest3339839-21sed07:45:193
330351699220,2cyclictest3684589-21apt-get12:35:153
330351699220,2cyclictest3629694-21kthreadcore11:50:183
330351699220,2cyclictest3426449-21diskmemload11:29:093
330351699220,2cyclictest3426449-21diskmemload10:11:383
330351699220,21cyclictest3620276-21ssh11:41:593
330351699220,20cyclictest3309271-21grep07:15:173
330351699220,19cyclictest0-21swapper/307:30:143
3303514992219,2cyclictest64-21kcompactd010:17:092
3303514992219,2cyclictest3406283-21apt-get08:50:132
3303514992219,1cyclictest3426449-21diskmemload11:45:022
3303514992218,2cyclictest3665755-21ssh12:20:142
3303514992218,2cyclictest3355494-21irqcore08:00:172
3303514992217,4cyclictest3545614-21cron10:45:012
330351499221,20cyclictest3577723-21apt-get11:10:132
330351499221,20cyclictest3426449-21diskmemload11:43:162
330351499221,20cyclictest0-21swapper/210:38:362
330351499221,1cyclictest0-21swapper/209:50:132
330351499220,2cyclictest0-21swapper/211:24:102
330351499220,21cyclictest0-21swapper/212:12:482
330351499220,21cyclictest0-21swapper/207:36:252
330351499220,20cyclictest0-21swapper/210:46:592
330351199221,2cyclictest0-21swapper/107:40:161
330351199220,2cyclictest0-21swapper/108:40:121
330351199220,20cyclictest0-21swapper/108:05:131
330351199220,10cyclictest3312679-21ntpq07:15:211
330350899224,12cyclictest3307999-21unixbench-2d07:10:260
330350899222,7cyclictest3343146-21needreboot07:45:220
3303508992220,1cyclictest3683432-21ssh12:32:180
3303508992218,3cyclictest3672369-21grep12:25:160
3303508992218,3cyclictest0-21swapper/012:07:520
3303508992218,2cyclictest3653372-21ssh12:10:150
3303508992217,4cyclictest0-21swapper/009:52:180
330350899221,2cyclictest3385522-21apt-get08:30:130
330350899221,17cyclictest3370265-21apt-get08:15:170
330350899220,19cyclictest0-21swapper/009:47:500
3303516992119,1cyclictest3426449-21diskmemload10:48:413
3303516992119,1cyclictest3426449-21diskmemload09:53:523
3303516992119,1cyclictest3390625-21apt-get08:35:143
3303516992119,1cyclictest0-21swapper/310:15:123
3303516992118,2cyclictest0-21swapper/309:00:153
3303516992118,2cyclictest0-21swapper/308:50:133
330351699210,20cyclictest0-21swapper/312:07:073
330351699210,20cyclictest0-21swapper/312:01:573
330351699210,20cyclictest0-21swapper/310:41:243
330351699210,20cyclictest0-21swapper/310:21:243
330351699210,20cyclictest0-21swapper/308:00:133
330351699210,19cyclictest0-21swapper/308:20:153
3303514992119,1cyclictest3426449-21diskmemload11:35:232
3303514992119,1cyclictest0-21swapper/211:55:142
3303514992118,2cyclictest3386476-21kthreadcore08:30:182
330351499210,2cyclictest0-21swapper/212:36:032
330351499210,2cyclictest0-21swapper/208:10:142
330351499210,1cyclictest0-21swapper/211:33:092
3303511992118,2cyclictest0-21swapper/108:30:141
3303511992118,2cyclictest0-21swapper/108:29:381
330351199211,2cyclictest0-21swapper/107:50:141
330351199210,10cyclictest3325195-21grep07:30:191
330350899214,6cyclictest1-21systemd08:00:000
3303508992120,1cyclictest0-21swapper/007:36:570
3303508992118,2cyclictest3421615-21apt-get09:05:140
330350899210,18cyclictest0-21swapper/010:50:080
3303516992018,1cyclictest0-21swapper/307:35:143
330351699200,1cyclictest64-21kcompactd007:43:573
3303514992018,1cyclictest0-21swapper/208:59:462
3303514992016,2cyclictest3339070-21cron07:44:592
330351499200,3cyclictest3400975-21munin-run08:45:012
3303511992017,1cyclictest0-21swapper/108:55:131
330350899203,5cyclictest3420727-21timerandwakeup09:00:270
3303508992018,1cyclictest0-21swapper/008:20:150
3303508992018,1cyclictest0-21swapper/008:09:130
3303508992018,1cyclictest0-21swapper/007:40:160
3303508992018,1cyclictest0-21swapper/007:25:140
330350899200,18cyclictest3380907-21ps08:25:180
3303516991917,1cyclictest0-21swapper/307:50:133
3303516991916,2cyclictest64-21kcompactd007:59:323
3303514991917,1cyclictest64-21kcompactd007:10:372
3303511991917,1cyclictest0-21swapper/108:46:501
3303511991910,7cyclictest0-21swapper/108:20:001
3303508991913,3cyclictest3411363-21apt-get08:55:130
330350899190,19cyclictest0-21swapper/008:00:230
3303516991816,1cyclictest0-21swapper/309:00:003
3303514991814,2cyclictest3360104-21apt-get08:05:142
330350899180,0cyclictest0-21swapper/007:19:130
3303516991715,1cyclictest0-21swapper/308:40:213
3303514991715,1cyclictest0-21swapper/208:20:152
330351199171,7cyclictest683-21runrttasks08:50:361
330351199170,8cyclictest0-21swapper/107:58:161
330350899175,11cyclictest3303432-21latency_hist07:10:010
3303516991614,1cyclictest0-21swapper/309:05:393
3303516991612,2cyclictest3318706-21awk07:25:003
330350899151,6cyclictest3324362-21gltestperf07:30:170
330350899151,3cyclictest16-21ksoftirqd/007:20:220
3303516991410,3cyclictest3370333-21cpuspeed_turbos08:15:183
3303514991412,1cyclictest3318966-21apt-get07:25:142
330351199140,12cyclictest3303512-21cat07:10:011
330351699138,3cyclictest3389444-21ntpq08:30:223
330350899131,3cyclictest3406436-21df08:50:140
33035169971,4cyclictest3303432-21latency_hist07:10:013
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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