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2025-11-13 - 15:57
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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 792 highest latencies:
System rackeslot4.osadl.org (updated Thu Nov 13, 2025 12:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2924154994639,6cyclictest3159899-21lspci10:35:430
292415499330,21cyclictest3306437-21sh12:30:590
292415499330,20cyclictest3065481-21ssh09:24:350
2924154993118,12cyclictest3109354-21ssh09:57:440
292415499301,3cyclictest3046920-21diskmemload09:30:030
292416199292,22cyclictest3148018-21apt-get10:30:132
2924154992916,3cyclictest3083837-21ssh09:36:260
292415499290,28cyclictest3103868-21cat09:54:590
292415499290,19cyclictest3169021-21irqcore10:45:180
2924154992819,8cyclictest3046920-21diskmemload11:46:180
2924154992818,8cyclictest3091273-21basename09:45:010
2924154992815,1cyclictest0-21swapper/012:30:000
2924154992814,2cyclictest3141413-21turbostat10:24:590
292415499281,2cyclictest3181098-21apt-get10:55:140
292415499281,26cyclictest0-21swapper/010:34:520
292415499280,20cyclictest3046920-21diskmemload12:09:190
292415499280,20cyclictest3046920-21diskmemload10:00:540
292415499280,1cyclictest3213086-21ssh11:20:090
292415499280,1cyclictest0-21swapper/012:13:240
292415499280,1cyclictest0-21swapper/011:45:010
292415499280,1cyclictest0-21swapper/009:47:450
292415499280,19cyclictest3133973-21ssh10:16:210
292415999272,22cyclictest3276172-21apt-get12:10:131
292415999272,22cyclictest3078983-21apt-get09:35:141
2924154992717,9cyclictest3200341-21ssh11:10:110
2924154992717,9cyclictest0-21swapper/012:39:590
292415499271,20cyclictest3046920-21diskmemload11:53:050
292415499271,20cyclictest3046920-21diskmemload09:11:290
292415499270,26cyclictest3147379-21ssh10:29:000
292415499270,1cyclictest0-21swapper/010:51:100
292416199262,21cyclictest3174796-21apt-get10:50:132
292416199261,21cyclictest0-21swapper/207:35:132
292416199260,22cyclictest3122873-21ssh10:10:132
292415999261,23cyclictest2934992-21apt-get07:20:131
292415999260,25cyclictest2981149-21grep08:05:161
2924154992618,7cyclictest0-21swapper/011:05:130
2924154992614,3cyclictest3268475-21ssh12:01:380
2924154992614,3cyclictest3238031-21ssh11:39:590
292415499260,25cyclictest0-21swapper/011:28:150
292415499260,25cyclictest0-21swapper/010:12:130
292415499260,1cyclictest0-21swapper/012:20:080
292416499251,21cyclictest3154311-21cat10:35:003
292416499250,23cyclictest3053130-21basename09:15:013
292416499250,22cyclictest2981153-21sort08:05:163
2924161992522,2cyclictest3263219-21cron12:00:012
2924161992521,2cyclictest2986231-21irqcore08:10:172
292416199251,22cyclictest683-21runrttasks10:43:512
292416199251,21cyclictest3295470-21apt-get12:25:142
292416199251,21cyclictest3280275-21ntpq12:10:232
292416199251,21cyclictest3046920-21diskmemload10:25:102
292416199251,21cyclictest3042103-21apt-get09:05:132
292416199251,21cyclictest2955297-21apt-get07:40:142
292416199251,20cyclictest2929476-21apt-get07:15:132
2924159992520,3cyclictest3168510-21apt-get10:45:131
292415999251,2cyclictest0-21swapper/112:25:571
292415999251,22cyclictest0-21swapper/109:15:121
292415999251,21cyclictest3153976-21apt-get10:35:011
292415999251,21cyclictest3108145-21ntpq09:55:221
292415999251,21cyclictest0-21swapper/110:00:201
292415999251,20cyclictest3122870-21apt-get10:10:131
292415999250,4cyclictest3240862-21ssh11:40:181
292415499259,6cyclictest2935221-21uniq07:20:150
2924154992519,5cyclictest64-21kcompactd007:42:480
2924154992519,5cyclictest3046920-21diskmemload11:19:410
2924154992518,6cyclictest3046920-21diskmemload11:58:580
2924154992518,6cyclictest0-21swapper/010:09:580
2924154992513,4cyclictest3230481-21ssh11:30:570
292415499250,1cyclictest3046920-21diskmemload10:42:370
292415499250,1cyclictest0-21swapper/012:15:120
292415499250,1cyclictest0-21swapper/011:00:140
2924164992419,3cyclictest3141731-21seq10:25:133
292416499241,20cyclictest686-21snmpd10:12:593
292416499241,20cyclictest3238354-21apt-get11:40:123
292416499241,20cyclictest0-21swapper/309:35:153
292416499241,19cyclictest3219486-21apt-get11:25:163
292416499240,23cyclictest2946063-21/usr/sbin/munin07:30:153
292416499240,21cyclictest2965452-21apt-get07:50:133
292416499240,21cyclictest0-21swapper/312:10:133
292416499240,21cyclictest0-21swapper/307:10:153
292416499240,20cyclictest2995763-21journal-offline08:20:003
2924161992420,2cyclictest2975583-21apt-get08:00:122
292416199241,3cyclictest3046920-21diskmemload11:22:182
292416199241,3cyclictest0-21swapper/210:05:142
292416199241,3cyclictest0-21swapper/208:35:132
292416199241,2cyclictest0-21swapper/210:35:192
292416199241,21cyclictest3046920-21diskmemload12:33:142
292416199241,21cyclictest3046920-21diskmemload09:42:112
292416199241,20cyclictest0-21swapper/210:00:062
292416199241,20cyclictest0-21swapper/209:30:142
292416199241,20cyclictest0-21swapper/209:00:132
292416199241,20cyclictest0-21swapper/207:50:132
292416199240,3cyclictest3091598-21ssh09:45:122
292416199240,22cyclictest3070475-21ssh09:25:242
292416199240,21cyclictest0-21swapper/209:15:022
2924159992420,2cyclictest3091593-21apt-get09:45:121
2924159992418,3cyclictest0-21swapper/112:15:121
292415999241,2cyclictest3046920-21diskmemload11:26:471
292415999241,2cyclictest2985741-21apt-get08:10:121
292415999241,2cyclictest0-21swapper/108:01:041
292415999241,21cyclictest3471731-21systemd-journal12:05:011
292415999240,4cyclictest3135439-21ssh10:20:121
292415999240,22cyclictest3161771-21systemd-run10:39:511
292415999240,22cyclictest3089379-21cat09:40:231
292415999240,22cyclictest3027327-21ps08:50:151
292415999240,20cyclictest0-21swapper/111:36:251
2924154992416,1cyclictest0-21swapper/009:16:240
292415499241,3cyclictest2975583-21apt-get08:00:140
292415499240,19cyclictest0-21swapper/009:27:200
2924164992319,2cyclictest3289187-21apt-get12:20:103
2924164992319,2cyclictest2940212-21/usr/sbin/munin07:25:123
2924164992318,4cyclictest3161603-21ssh10:39:323
2924164992318,3cyclictest0-21swapper/310:45:113
292416499231,2cyclictest3097868-21apt-get09:50:123
292416499231,20cyclictest3046920-21diskmemload11:30:133
292416499230,3cyclictest3071803-21ssh09:28:173
292416499230,22cyclictest3094163-21tr09:45:183
292416499230,21cyclictest3274662-21ssh12:06:113
292416499230,21cyclictest3116799-21diskstats10:05:173
292416499230,21cyclictest0-21swapper/312:35:043
292416499230,21cyclictest0-21swapper/311:15:043
292416499230,20cyclictest3265594-21ssh12:00:173
292416499230,20cyclictest3046920-21diskmemload11:57:433
292416499230,20cyclictest0-21swapper/311:51:273
292416499230,20cyclictest0-21swapper/310:50:143
292416499230,1cyclictest0-21swapper/308:25:133
292416499230,19cyclictest0-21swapper/307:20:133
2924161992320,2cyclictest64-21kcompactd011:35:462
2924161992319,2cyclictest3046920-21diskmemload11:14:352
2924161992319,2cyclictest2940058-21apt-get07:25:102
2924161992319,2cyclictest0-21swapper/212:00:172
2924161992319,2cyclictest0-21swapper/210:55:142
2924161992318,4cyclictest3108997-21ssh09:56:342
2924161992318,2cyclictest3244704-21apt-get11:45:132
2924161992317,4cyclictest3191735-21grep11:00:262
292416199231,2cyclictest3282475-21apt-get12:15:122
292416199231,2cyclictest3078981-21ssh09:35:132
292416199231,2cyclictest3046920-21diskmemload11:42:032
292416199231,2cyclictest3046920-21diskmemload11:32:582
292416199231,2cyclictest0-21swapper/212:38:442
292416199231,2cyclictest0-21swapper/209:13:322
292416199231,21cyclictest0-21swapper/212:20:192
292416199231,21cyclictest0-21swapper/210:45:162
292416199230,20cyclictest0-21swapper/211:15:082
292416199230,20cyclictest0-21swapper/211:05:182
292416199230,20cyclictest0-21swapper/210:20:102
292416199230,20cyclictest0-21swapper/210:15:152
292416199230,20cyclictest0-21swapper/207:10:152
2924159992321,1cyclictest0-21swapper/107:29:591
2924159992320,2cyclictest3016734-21apt-get08:40:151
2924159992319,3cyclictest3072122-21ssh09:29:211
2924159992319,3cyclictest0-21swapper/111:23:251
2924159992319,2cyclictest3273854-21ntpq12:05:221
292415999231,2cyclictest0-21swapper/111:09:151
292415999231,2cyclictest0-21swapper/111:02:081
292415999231,19cyclictest0-21swapper/107:10:141
292415999230,4cyclictest3184697-21kthreadcore10:55:201
292415999230,2cyclictest0-21swapper/109:30:591
292415999230,22cyclictest3293257-21ssh12:20:201
292415999230,20cyclictest3206702-21ssh11:15:051
292415999230,20cyclictest3046920-21diskmemload11:57:321
292415999230,20cyclictest0-21swapper/108:55:121
292415999230,20cyclictest0-21swapper/108:15:041
2924154992318,4cyclictest0-21swapper/008:24:110
2924154992318,4cyclictest0-21swapper/008:24:110
2924154992318,4cyclictest0-21swapper/007:25:030
2924164992219,2cyclictest3026842-21apt-get08:50:123
2924164992218,3cyclictest2971022-21sed07:55:163
292416499221,20cyclictest3046920-21diskmemload11:20:453
292416499221,20cyclictest0-21swapper/310:24:013
292416499221,1cyclictest3037023-21apt-get09:00:123
292416499221,19cyclictest0-21swapper/309:33:423
292416499220,2cyclictest3162537-21hddtemp_smartct10:40:153
292416499220,21cyclictest3204444-21ntpq11:10:223
292416499220,21cyclictest2989629-21ntpq08:10:213
292416499220,20cyclictest3046920-21diskmemload11:48:333
292416499220,20cyclictest0-21swapper/309:55:223
292416499220,1cyclictest0-21swapper/312:31:463
292416499220,1cyclictest0-21swapper/310:15:273
292416499220,1cyclictest0-21swapper/308:40:233
292416499220,19cyclictest0-21swapper/312:25:023
292416499220,19cyclictest0-21swapper/312:16:493
292416499220,19cyclictest0-21swapper/311:08:273
292416499220,19cyclictest0-21swapper/309:15:123
292416499220,19cyclictest0-21swapper/308:50:003
2924161992218,2cyclictest3059621-21ssh09:20:022
2924161992218,2cyclictest3046920-21diskmemload11:50:152
292416199221,20cyclictest0-21swapper/208:34:242
292416199220,20cyclictest0-21swapper/208:15:352
2924159992219,2cyclictest3046920-21diskmemload11:34:461
2924159992219,2cyclictest301rcuc/111:45:141
2924159992219,1cyclictest0-21swapper/112:30:301
2924159992215,6cyclictest0-21swapper/110:15:551
292415999221,2cyclictest0-21swapper/109:10:271
292415999221,2cyclictest0-21swapper/109:00:121
292415999221,1cyclictest0-21swapper/108:25:141
292415999220,21cyclictest3121137-21ssh10:05:311
292415999220,21cyclictest3046920-21diskmemload09:24:311
292415999220,20cyclictest3250910-21ssh11:50:041
292415999220,20cyclictest3199976-21readlink11:10:011
292415999220,20cyclictest0-21swapper/112:35:041
292415999220,1cyclictest0-21swapper/109:09:211
292415999220,19cyclictest3097871-21ssh09:50:111
292415999220,19cyclictest0-21swapper/107:50:131
2924154992219,2cyclictest64-21kcompactd008:45:090
2924154992218,3cyclictest3021529-21munin-run08:45:010
292415499221,20cyclictest2924378-21apt-get07:10:140
2924164992119,1cyclictest0-21swapper/309:22:093
2924164992118,2cyclictest3186187-21ssh10:57:213
2924164992118,1cyclictest3011633-21apt-get08:35:143
292416499211,1cyclictest3232070-21apt-get11:35:133
292416499210,20cyclictest3046920-21diskmemload09:40:313
292416499210,19cyclictest64-21kcompactd008:23:083
292416499210,19cyclictest64-21kcompactd008:23:073
2924161992118,1cyclictest3001427-21apt-get08:25:132
2924161992117,2cyclictest0-21swapper/208:45:132
2924161992116,3cyclictest2971029-21sed07:55:162
292416199210,2cyclictest0-21swapper/208:05:112
292416199210,20cyclictest0-21swapper/208:59:092
292416199210,1cyclictest3016734-21apt-get08:40:142
292416199210,1cyclictest0-21swapper/207:30:582
2924159992119,1cyclictest3046920-21diskmemload10:40:311
292415999210,20cyclictest0-21swapper/108:50:001
292415999210,20cyclictest0-21swapper/108:23:071
292415999210,20cyclictest0-21swapper/108:23:071
292415999210,20cyclictest0-21swapper/107:36:531
292415999210,1cyclictest0-21swapper/107:47:061
292415999210,1cyclictest0-21swapper/107:20:001
292415499210,20cyclictest64-21kcompactd008:36:330
292415499210,20cyclictest0-21swapper/009:05:130
292415499210,20cyclictest0-21swapper/008:50:110
292415499210,1cyclictest0-21swapper/008:15:140
292415499210,19cyclictest0-21swapper/007:50:120
2924164992018,1cyclictest64-21kcompactd008:55:543
292416499200,1cyclictest0-21swapper/308:01:043
2924159992018,1cyclictest2945138-21apt-get07:30:111
2924159992018,1cyclictest0-21swapper/107:55:121
2924154992018,1cyclictest2975305-21cron08:00:000
2924154992018,1cyclictest0-21swapper/009:00:130
2924154992018,1cyclictest0-21swapper/007:35:130
2924154992011,2cyclictest245621450irq/127-enp0s29f1:rx-007:30:120
292415499200,1cyclictest0-21swapper/008:14:310
292415499200,1cyclictest0-21swapper/008:05:550
292415499200,19cyclictest0-21swapper/007:45:130
292416499190,1cyclictest0-21swapper/309:09:223
2924161991915,2cyclictest2934992-21apt-get07:20:132
2924159991915,1cyclictest0-21swapper/108:39:151
2924154991917,1cyclictest0-21swapper/007:15:130
2924164991816,1cyclictest64-21kcompactd007:48:103
2924164991816,1cyclictest0-21swapper/307:35:133
292416499180,2cyclictest2960124-21munin-run07:45:003
2924159991815,2cyclictest0-21swapper/107:44:591
2924164991711,3cyclictest3006530-21apt-get08:30:143
292415499170,16cyclictest0-21swapper/008:30:180
2924159991612,2cyclictest0-21swapper/108:30:141
2924154991613,2cyclictest245621450irq/127-enp0s29f1:rx-008:55:150
2924164991513,1cyclictest0-21swapper/307:15:133
2924154991512,2cyclictest245621450irq/127-enp0s29f1:rx-008:25:260
292416199148,5cyclictest3471731-21systemd-journal07:50:002
2924161991411,2cyclictest0-21swapper/208:20:212
2924161991411,2cyclictest0-21swapper/208:20:202
2924161991410,2cyclictest0-21swapper/208:50:152
292415999120,3cyclictest2924071-21latency_hist07:10:011
292416499110,2cyclictest2924071-21latency_hist07:10:013
29241549990,7cyclictest2924195-21cat07:10:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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