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2026-07-16 - 20:05
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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 rack4slot1.osadl.org (updated Thu Jul 16, 2026 12:45:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
337321610,2sleep13374-21sh10:26:081
337321610,2sleep13374-21sh10:26:081
337321610,2sleep13374-21sh10:26:081
2413121570,3sleep00-21swapper/012:10:000
2413121570,3sleep00-21swapper/012:10:000
2544421540,2sleep30-21swapper/310:12:553
2544421540,2sleep30-21swapper/310:12:553
2544421540,2sleep30-21swapper/310:12:553
1463621520,2sleep00-21swapper/009:19:270
1463621520,2sleep00-21swapper/009:19:270
829521290,3sleep30-21swapper/307:46:023
829521290,3sleep30-21swapper/307:46:023
829521290,3sleep30-21swapper/307:46:023
2384121180,3chrt0-21swapper/008:26:090
2384121180,3chrt0-21swapper/008:26:090
2384121180,3chrt0-21swapper/008:26:090
926521080,3sleep00-21swapper/007:46:150
926521080,3sleep00-21swapper/007:46:150
2518621070,2sleep0151rcuc/012:11:090
2518621070,2sleep0151rcuc/012:11:090
247502990,3chrt0-21swapper/009:31:160
247502990,3chrt0-21swapper/009:31:160
247502990,3chrt0-21swapper/009:31:160
247502990,3chrt0-21swapper/009:31:160
288692940,5sleep00-21swapper/007:11:310
288692940,5sleep00-21swapper/007:11:310
298352860,3sleep00-21swapper/012:16:160
298352860,3sleep00-21swapper/012:16:160
298352860,3sleep00-21swapper/012:16:160
171922770,3sleep10-21swapper/110:02:321
171922770,3sleep10-21swapper/110:02:321
20152720,4sleep30-21swapper/307:26:163
20152720,4sleep30-21swapper/307:26:163
279092710,3sleep30-21swapper/310:16:093
279092710,3sleep30-21swapper/310:16:093
279092710,3sleep30-21swapper/310:16:093
62232700,3sleep30-21swapper/310:29:593
62232700,3sleep30-21swapper/310:29:593
62232700,3sleep30-21swapper/310:29:593
256262700,3sleep10-21swapper/108:31:091
256262700,3sleep10-21swapper/108:31:091
256262700,3sleep10-21swapper/108:31:091
246122700,3sleep30-21swapper/309:31:153
246122700,3sleep30-21swapper/309:31:153
246122700,3sleep30-21swapper/309:31:153
246122700,3sleep30-21swapper/309:31:153
52562690,3sleep121-21ksoftirqd/112:26:091
52562690,3sleep121-21ksoftirqd/112:26:091
52562690,3sleep121-21ksoftirqd/112:26:091
182362680,3sleep20-21swapper/208:11:082
182362680,3sleep20-21swapper/208:11:082
256862670,3sleep30-21swapper/312:11:163
256862670,3sleep30-21swapper/312:11:163
104262640,7chrt12-21ksoftirqd/012:32:070
104262640,7chrt12-21ksoftirqd/012:32:070
73622560,2sleep00-21swapper/011:50:310
73622560,2sleep00-21swapper/011:50:310
261042560,3sleep0151rcuc/008:31:160
261042560,3sleep0151rcuc/008:31:160
261042560,3sleep0151rcuc/008:31:160
229402530,4sleep30-21swapper/310:51:023
229402530,4sleep30-21swapper/310:51:023
229402530,4sleep30-21swapper/310:51:023
288552520,3sleep227344-21ls07:11:212
288552520,3sleep227344-21ls07:11:212
154642520,4sleep30-21swapper/312:38:583
154642520,4sleep30-21swapper/312:38:583
154642520,4sleep30-21swapper/312:38:583
38662500,3sleep10-21swapper/111:06:031
38662500,3sleep10-21swapper/111:06:031
299222500,3chrt0-21swapper/010:58:060
299222500,3chrt0-21swapper/010:58:060
170212500,2sleep217036-21timerandwakeup11:21:162
170212500,2sleep217036-21timerandwakeup11:21:162
141822460,3sleep10-21swapper/110:39:501
141822460,3sleep10-21swapper/110:39:501
141822460,3sleep10-21swapper/110:39:501
43362440,3chrt0-21swapper/111:06:071
43362440,3chrt0-21swapper/111:06:071
36232440,3chrt0-21swapper/010:26:110
36232440,3chrt0-21swapper/010:26:110
36232440,3chrt0-21swapper/010:26:110
80632430,2sleep3321rcuc/310:31:163
80632430,2sleep3321rcuc/310:31:163
80632430,2sleep3321rcuc/310:31:163
34122430,3sleep10-21swapper/109:46:211
34122430,3sleep10-21swapper/109:46:211
34122430,3sleep10-21swapper/109:46:211
296962430,2sleep229776-21wc12:16:152
296962430,2sleep229776-21wc12:16:152
296962430,2sleep229776-21wc12:16:152
222512430,3sleep30-21swapper/312:06:263
222512430,3sleep30-21swapper/312:06:263
52672420,2sleep25344-21ps07:36:132
52672420,2sleep25344-21ps07:36:132
303102420,3sleep10-21swapper/110:19:321
303102420,3sleep10-21swapper/110:19:321
303102420,3sleep10-21swapper/110:19:321
220722410,2sleep121-21ksoftirqd/109:28:281
220722410,2sleep121-21ksoftirqd/109:28:281
170202410,3chrt0-21swapper/110:42:311
170202410,3chrt0-21swapper/110:42:311
170202410,3chrt0-21swapper/110:42:311
164192400,2sleep10-21swapper/112:40:481
164192400,2sleep10-21swapper/112:40:481
164192400,2sleep10-21swapper/112:40:481
105442400,3sleep00-21swapper/011:53:530
105442400,3sleep00-21swapper/011:53:530
45892390,9sleep012-21ksoftirqd/009:49:050
45892390,9sleep012-21ksoftirqd/009:49:050
45892390,9sleep012-21ksoftirqd/009:49:050
37972370,3chrt0-21swapper/009:01:020
37972370,3chrt0-21swapper/009:01:020
22602370,3sleep30-21swapper/312:21:573
22602370,3sleep30-21swapper/312:21:573
130202370,3chrt0-21swapper/210:37:382
130202370,3chrt0-21swapper/210:37:382
130202370,3chrt0-21swapper/210:37:382
147992360,2sleep114808-21ssh11:19:101
147992360,2sleep114808-21ssh11:19:101
147992360,2sleep114808-21ssh11:19:101
122172350,2sleep112234-21ssh09:57:031
284522345,17sleep10-21swapper/107:11:161
284522345,17sleep10-21swapper/107:11:161
131692340,3sleep30-21swapper/307:56:183
131692340,3sleep30-21swapper/307:56:183
131692340,3sleep30-21swapper/307:56:183
290442330,2sleep20-21swapper/209:37:252
290442330,2sleep20-21swapper/209:37:252
290442330,2sleep20-21swapper/209:37:252
186272330,2sleep00-21swapper/010:45:360
186272330,2sleep00-21swapper/010:45:360
186272330,2sleep00-21swapper/010:45:360
285862322,22sleep30-21swapper/307:11:183
285862322,22sleep30-21swapper/307:11:183
207732320,3sleep10-21swapper/111:26:121
207732320,3sleep10-21swapper/111:26:121
18192320,3sleep30-21swapper/311:02:393
18192320,3sleep30-21swapper/311:02:393
167372320,2sleep00-21swapper/008:06:160
167372320,2sleep00-21swapper/008:06:160
104702310,3sleep324661-21kworker/3:207:51:043
28919993017,10cyclictest8012-21df_inode11:11:050
222462300,4sleep012-21ksoftirqd/008:21:150
222462300,4sleep012-21ksoftirqd/008:21:150
193762300,3sleep073-21kswapd010:06:050
2892099291,22cyclictest25600-21ssh12:11:141
2892099291,22cyclictest25600-21ssh12:11:141
27422290,4sleep30-21swapper/308:56:153
27422290,4sleep30-21swapper/308:56:153
136232290,3sleep30-21swapper/311:56:333
136232290,3sleep30-21swapper/311:56:333
281072280,3sleep00-21swapper/011:36:040
281072280,3sleep00-21swapper/011:36:040
210732280,3sleep10-21swapper/110:07:151
210732280,3sleep10-21swapper/110:07:151
298052270,3sleep20-21swapper/210:18:332
298052270,3sleep20-21swapper/210:18:332
298052270,3sleep20-21swapper/210:18:332
28919992712,6cyclictest12-21ksoftirqd/007:55:400
28919992712,6cyclictest12-21ksoftirqd/007:55:400
199712271,6sleep020060-21rm09:26:070
199712271,6sleep020060-21rm09:26:070
2892199262,17cyclictest11082-21ssh09:56:112
2891999269,5cyclictest12-21ksoftirqd/009:53:450
2891999269,5cyclictest12-21ksoftirqd/009:53:450
2891999265,7cyclictest12-21ksoftirqd/008:11:050
2891999265,7cyclictest12-21ksoftirqd/008:11:050
2891999263,7cyclictest12-21ksoftirqd/010:11:060
2891999262,3cyclictest131rcu_preempt08:46:060
28919992618,5cyclictest32613-1kworker/0:1H07:56:110
28919992618,5cyclictest32613-1kworker/0:1H07:56:110
28919992618,5cyclictest32613-1kworker/0:1H07:56:110
28919992611,7cyclictest12-21ksoftirqd/009:10:040
28919992611,7cyclictest12-21ksoftirqd/009:10:040
28919992611,7cyclictest12-21ksoftirqd/009:10:040
2892199258,13cyclictest32333-21tune2fs11:41:082
2892199258,13cyclictest32333-21tune2fs11:41:082
2892199258,13cyclictest32333-21tune2fs11:41:082
28921992514,8cyclictest25018-21/usr/sbin/munin12:11:082
28921992514,8cyclictest25018-21/usr/sbin/munin12:11:082
28920992516,4cyclictest21-21ksoftirqd/108:56:071
28920992516,4cyclictest21-21ksoftirqd/108:56:071
28919992511,8cyclictest12-21ksoftirqd/011:20:130
28919992511,8cyclictest12-21ksoftirqd/011:20:130
28919992511,8cyclictest12-21ksoftirqd/011:20:130
28919992511,7cyclictest12-21ksoftirqd/012:22:490
28919992511,7cyclictest12-21ksoftirqd/012:22:490
28919992511,7cyclictest12-21ksoftirqd/010:13:140
28919992511,7cyclictest12-21ksoftirqd/010:13:140
28919992511,7cyclictest12-21ksoftirqd/010:13:140
28919992510,7cyclictest12-21ksoftirqd/008:52:470
28919992510,7cyclictest12-21ksoftirqd/008:52:470
60682240,2sleep10-21swapper/111:48:031
60682240,2sleep10-21swapper/111:48:031
2892099241,18cyclictest18172-21ssh12:01:201
2892099241,18cyclictest18172-21ssh12:01:201
2892099241,18cyclictest18172-21ssh12:01:201
2891999249,6cyclictest12-21ksoftirqd/010:55:230
2891999249,6cyclictest12-21ksoftirqd/010:55:230
2891999247,9cyclictest131rcu_preempt11:12:370
2891999247,9cyclictest131rcu_preempt11:12:370
2891999247,5cyclictest12-21ksoftirqd/010:19:130
2891999247,5cyclictest12-21ksoftirqd/010:19:130
2891999247,5cyclictest12-21ksoftirqd/010:19:130
2891999246,8cyclictest12-21ksoftirqd/007:43:030
2891999246,8cyclictest12-21ksoftirqd/007:43:030
2891999246,8cyclictest12-21ksoftirqd/007:43:030
2891999246,7cyclictest12-21ksoftirqd/012:05:150
2891999246,7cyclictest12-21ksoftirqd/012:05:150
2891999246,7cyclictest12-21ksoftirqd/012:05:150
2891999245,4cyclictest131rcu_preempt11:21:360
2891999245,4cyclictest131rcu_preempt11:21:360
2891999241,8cyclictest832-21systemd-journal07:40:530
2891999241,8cyclictest832-21systemd-journal07:40:530
28919992416,5cyclictest9656-21ssh10:33:540
28919992416,5cyclictest9656-21ssh10:33:540
28919992416,5cyclictest9656-21ssh10:33:540
28919992414,4cyclictest12-21ksoftirqd/009:23:380
28919992414,4cyclictest12-21ksoftirqd/009:23:380
28919992414,4cyclictest12-21ksoftirqd/009:23:380
28919992411,5cyclictest12-21ksoftirqd/009:36:360
28919992411,5cyclictest12-21ksoftirqd/009:36:360
28919992411,5cyclictest12-21ksoftirqd/009:36:360
28919992411,3cyclictest0-21swapper/011:28:520
28919992411,3cyclictest0-21swapper/011:28:520
28919992410,8cyclictest12-21ksoftirqd/011:37:580
28919992410,8cyclictest12-21ksoftirqd/011:37:580
28919992410,8cyclictest12-21ksoftirqd/011:37:580
28919992410,8cyclictest12-21ksoftirqd/010:48:300
28919992410,8cyclictest12-21ksoftirqd/010:48:300
28919992410,8cyclictest12-21ksoftirqd/010:48:300
28919992410,6cyclictest12-21ksoftirqd/007:20:410
28919992410,6cyclictest12-21ksoftirqd/007:20:410
274252240,2sleep30-21swapper/308:36:093
274252240,2sleep30-21swapper/308:36:093
119842240,3chrt0-21swapper/111:16:041
119842240,3chrt0-21swapper/111:16:041
2892199231,19cyclictest18911-21ls10:45:582
2892199231,19cyclictest18911-21ls10:45:582
2892199231,19cyclictest18911-21ls10:45:582
2892199231,16cyclictest30872-21cut08:46:062
28921992310,10cyclictest31530-21tr09:41:122
28921992310,10cyclictest31530-21tr09:41:122
28921992310,10cyclictest31530-21tr09:41:122
2892099239,10cyclictest27476-21tune2fs10:16:051
2892099239,10cyclictest27476-21tune2fs10:16:051
2892099239,10cyclictest27476-21tune2fs10:16:051
2892099231,17cyclictest19973-21find11:26:031
2892099231,17cyclictest19973-21find11:26:031
2891999239,4cyclictest131rcu_preempt12:31:050
2891999239,4cyclictest131rcu_preempt12:31:050
2891999238,8cyclictest12-21ksoftirqd/010:21:450
2891999238,8cyclictest12-21ksoftirqd/010:21:450
2891999238,5cyclictest12-21ksoftirqd/008:43:160
2891999238,5cyclictest12-21ksoftirqd/008:43:160
2891999237,3cyclictest131rcu_preempt08:16:060
2891999237,3cyclictest131rcu_preempt08:16:060
2891999235,7cyclictest12-21ksoftirqd/011:03:190
2891999235,7cyclictest12-21ksoftirqd/011:03:190
28919992312,5cyclictest12-21ksoftirqd/007:24:300
155502230,2sleep00-21swapper/011:59:270
155502230,2sleep00-21swapper/011:59:270
14512230,4sleep01449-21grep07:26:090
14512230,4sleep01449-21grep07:26:090
33962220,3sleep30-21swapper/309:46:183
33962220,3sleep30-21swapper/309:46:183
33962220,3sleep30-21swapper/309:46:183
2892199221,8cyclictest73-21kswapd008:06:072
2892199221,8cyclictest73-21kswapd008:06:072
28921992214,6cyclictest24123-21ssh09:31:082
28921992214,6cyclictest24123-21ssh09:31:082
28921992214,6cyclictest24123-21ssh09:31:082
28921992214,6cyclictest24123-21ssh09:31:082
28921992214,5cyclictest27427-21ssh11:35:172
28921992214,5cyclictest27427-21ssh11:35:172
2892199221,16cyclictest3041-21ls09:46:142
2892199221,16cyclictest3041-21ls09:46:142
2892199221,16cyclictest3041-21ls09:46:142
2892199221,13cyclictest32029-21ls11:41:002
2892199221,13cyclictest32029-21ls11:41:002
2892199221,13cyclictest32029-21ls11:41:002
28920992214,6cyclictest387-21ssh09:42:481
28920992214,6cyclictest387-21ssh09:42:481
28920992214,6cyclictest387-21ssh09:42:481
28920992211,9cyclictest30199-21users12:16:191
28920992211,9cyclictest30199-21users12:16:191
28920992211,9cyclictest30199-21users12:16:191
28920992211,9cyclictest24133-21ssh12:10:001
28920992211,9cyclictest24133-21ssh12:10:001
28920992210,10cyclictest1719-21cron08:55:531
28920992210,10cyclictest1719-21cron08:55:531
2891999228,6cyclictest12-21ksoftirqd/007:31:220
2891999228,6cyclictest12-21ksoftirqd/007:31:220
2891999227,7cyclictest12-21ksoftirqd/010:40:370
2891999227,7cyclictest12-21ksoftirqd/010:40:370
2891999227,7cyclictest12-21ksoftirqd/010:40:370
28919992212,8cyclictest0-21swapper/011:41:100
28919992212,8cyclictest0-21swapper/011:41:100
28919992212,8cyclictest0-21swapper/011:41:100
28919992212,4cyclictest12-21ksoftirqd/011:07:040
28919992211,5cyclictest12-21ksoftirqd/012:38:510
28919992211,5cyclictest12-21ksoftirqd/012:38:510
28919992211,5cyclictest12-21ksoftirqd/012:38:510
28919992211,3cyclictest0-21swapper/009:11:440
28919992211,3cyclictest0-21swapper/009:11:440
28919992211,3cyclictest0-21swapper/009:11:440
2891999221,12cyclictest12-21ksoftirqd/009:44:370
2891999221,12cyclictest12-21ksoftirqd/009:44:370
2891999221,12cyclictest12-21ksoftirqd/009:44:370
181942220,3chrt0-21swapper/010:04:240
99392211,2sleep10-21swapper/110:34:291
99392211,2sleep10-21swapper/110:34:291
99392211,2sleep10-21swapper/110:34:291
28921992113,5cyclictest0-21swapper/211:51:012
28921992113,5cyclictest0-21swapper/211:51:012
28921992112,6cyclictest0-21swapper/208:31:042
28921992112,6cyclictest0-21swapper/208:31:042
28921992112,6cyclictest0-21swapper/208:31:042
28920992112,6cyclictest0-21swapper/109:01:061
28920992112,6cyclictest0-21swapper/109:01:061
28920992111,7cyclictest817-21runrttasks08:36:121
28920992111,7cyclictest817-21runrttasks08:36:121
2892099211,15cyclictest4875-21ls07:36:061
2892099211,15cyclictest4875-21ls07:36:061
2892099211,13cyclictest17989-21ls08:11:061
2892099211,13cyclictest17989-21ls08:11:061
2891999219,4cyclictest12-21ksoftirqd/009:04:490
2891999219,4cyclictest12-21ksoftirqd/009:04:490
2891999218,5cyclictest12-21ksoftirqd/010:09:340
2891999215,6cyclictest12-21ksoftirqd/009:59:120
2891999211,17cyclictest8639-21find12:31:030
245312210,1sleep333-21ksoftirqd/310:51:383
245312210,1sleep333-21ksoftirqd/310:51:383
321142201,15sleep132191-21grep10:21:141
321142201,15sleep132191-21grep10:21:141
2892199201,6cyclictest73-21kswapd010:31:052
28921992015,3cyclictest16678-21xargs09:21:162
28921992015,3cyclictest16678-21xargs09:21:162
28921992015,3cyclictest16678-21xargs09:21:162
28921992013,5cyclictest15580-21sh12:39:122
28921992013,5cyclictest15580-21sh12:39:122
28921992013,5cyclictest15580-21sh12:39:122
28921992012,5cyclictest90702sleep207:46:142
28921992012,5cyclictest90702sleep207:46:142
2892199201,16cyclictest14512-21ls08:01:102
2892199201,16cyclictest14512-21ls08:01:102
28921992011,6cyclictest12993-21timerandwakeup11:16:162
28921992011,6cyclictest12993-21timerandwakeup11:16:162
28921992011,6cyclictest12993-21timerandwakeup11:16:162
2892199201,15cyclictest15543-21ssh10:01:072
2892199201,15cyclictest15543-21ssh10:01:072
2892199201,10cyclictest7906-21ssh10:31:142
2892199201,10cyclictest7906-21ssh10:31:142
2892199201,10cyclictest7906-21ssh10:31:142
2892099201,6cyclictest0-21swapper/108:26:051
2892099201,6cyclictest0-21swapper/108:26:051
2892099201,6cyclictest0-21swapper/108:26:051
28920992013,5cyclictest32123-21/usr/sbin/munin11:41:091
28920992013,5cyclictest32123-21/usr/sbin/munin11:41:091
28920992013,5cyclictest32123-21/usr/sbin/munin11:41:091
28920992013,5cyclictest0-21swapper/107:46:161
28920992013,5cyclictest0-21swapper/107:46:161
28920992010,7cyclictest0-21swapper/107:30:531
28920992010,7cyclictest0-21swapper/107:30:531
2892099200,7cyclictest104282rm12:32:071
2892099200,7cyclictest104282rm12:32:071
2891999209,4cyclictest12-21ksoftirqd/008:01:480
2891999209,4cyclictest12-21ksoftirqd/008:01:480
2891999206,7cyclictest12-21ksoftirqd/008:41:010
2891999206,7cyclictest12-21ksoftirqd/008:41:010
122462200,2sleep30-21swapper/309:57:043
2892299191,12cyclictest0-21swapper/309:26:143
2892299191,12cyclictest0-21swapper/309:26:143
2892299191,12cyclictest0-21swapper/307:36:063
2892299191,12cyclictest0-21swapper/307:36:063
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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