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2026-07-19 - 07:14
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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 Sun Jul 19, 2026 00:45:28)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3017422050,4sleep029314-21ls19:11:140
3017422050,4sleep029314-21ls19:11:140
1288521530,3sleep10-21swapper/100:24:121
1288521530,3sleep10-21swapper/100:24:121
1288521530,3sleep10-21swapper/100:24:121
2372721190,3chrt23722-21cat21:25:551
2372721190,3chrt23722-21cat21:25:551
2372721190,3chrt23722-21cat21:25:551
2372721190,3chrt23722-21cat21:25:551
1056521050,3sleep30-21swapper/300:21:133
1056521050,3sleep30-21swapper/300:21:133
1056521050,3sleep30-21swapper/300:21:133
236052980,3sleep20-21swapper/220:21:092
236052980,3sleep20-21swapper/220:21:092
236052980,3sleep20-21swapper/220:21:092
128622930,2sleep30-21swapper/323:45:523
128622930,2sleep30-21swapper/323:45:523
31892920,3sleep20-21swapper/200:11:592
31892920,3sleep20-21swapper/200:11:592
211502920,3sleep20-21swapper/222:01:082
211502920,3sleep20-21swapper/222:01:082
36832900,4sleep20-21swapper/219:26:192
36832900,4sleep20-21swapper/219:26:192
36832900,4sleep20-21swapper/219:26:192
97462880,3sleep19751-21cpuspeed21:11:071
97462880,3sleep19751-21cpuspeed21:11:071
106062880,2sleep30-21swapper/321:11:183
106062880,2sleep30-21swapper/321:11:183
145412860,2sleep30-21swapper/319:56:103
145412860,2sleep30-21swapper/319:56:103
59172790,3sleep30-21swapper/321:42:083
59172790,3sleep30-21swapper/321:42:083
112522760,3sleep130805-21cyclictest23:06:311
112522760,3sleep130805-21cyclictest23:06:311
112522760,3sleep130805-21cyclictest23:06:311
53482700,2sleep20-21swapper/223:36:302
53482700,2sleep20-21swapper/223:36:302
89322630,2sleep20-21swapper/222:24:322
89322630,2sleep20-21swapper/222:24:322
89322630,2sleep20-21swapper/222:24:322
326722630,3chrt0-21swapper/019:16:210
179182610,3chrt73-21kswapd020:06:080
179182610,3chrt73-21kswapd020:06:080
241552590,3sleep00-21swapper/022:42:380
241552590,3sleep00-21swapper/022:42:380
241552590,3sleep00-21swapper/022:42:380
307152570,2chrt0-21swapper/120:41:011
307152570,2chrt0-21swapper/120:41:011
81972550,4chrt0-21swapper/200:18:222
81972550,4chrt0-21swapper/200:18:222
261532550,3sleep00-21swapper/023:25:590
261532550,3sleep00-21swapper/023:25:590
104772520,3sleep20-21swapper/200:21:122
104772520,3sleep20-21swapper/200:21:122
104772520,3sleep20-21swapper/200:21:122
124162510,2sleep012456-21acpi21:51:070
124162510,2sleep012456-21acpi21:51:070
217682500,3sleep00-21swapper/021:22:280
217682500,3sleep00-21swapper/021:22:280
217682500,3sleep00-21swapper/021:22:280
217682500,3sleep00-21swapper/021:22:280
198332500,2sleep219843-21ssh21:59:412
198332500,2sleep219843-21ssh21:59:412
198332500,2sleep219843-21ssh21:59:412
158382500,6sleep0131rcu_preempt21:16:210
158382500,6sleep0131rcu_preempt21:16:210
50672480,3sleep030805-21cyclictest23:00:230
50672480,3sleep030805-21cyclictest23:00:230
50672480,3sleep030805-21cyclictest23:00:230
120232480,3sleep00-21swapper/023:07:500
120232480,3sleep00-21swapper/023:07:500
120232480,3sleep00-21swapper/023:07:500
264842470,2sleep2261rcuc/221:28:292
264842470,2sleep2261rcuc/221:28:292
239472470,3sleep30-21swapper/321:26:053
239472470,3sleep30-21swapper/321:26:053
239472470,3sleep30-21swapper/321:26:053
239472470,3sleep30-21swapper/321:26:053
152192470,3sleep20-21swapper/223:11:182
152192470,3sleep20-21swapper/223:11:182
152192470,3sleep20-21swapper/223:11:182
308362460,3sleep20-21swapper/221:33:432
308362460,3sleep20-21swapper/221:33:432
308362460,3sleep20-21swapper/221:33:432
308362460,3sleep20-21swapper/221:33:432
30806994625,12cyclictest38150irq/55-eth000:01:000
30806994625,12cyclictest38150irq/55-eth000:01:000
30806994625,12cyclictest38150irq/55-eth000:01:000
303652460,2sleep30-21swapper/322:51:093
303652460,2sleep30-21swapper/322:51:093
243232460,3chrt0-21swapper/123:22:391
243232460,3chrt0-21swapper/123:22:391
302872450,2sleep30-21swapper/322:11:183
302872450,2sleep30-21swapper/322:11:183
302872450,2sleep30-21swapper/322:11:183
156342450,3sleep00-21swapper/022:31:330
156342450,3sleep00-21swapper/022:31:330
156342450,3sleep00-21swapper/022:31:330
30807994428,9cyclictest9355-21diskmemload00:00:591
30807994428,9cyclictest9355-21diskmemload00:00:591
30807994428,9cyclictest9355-21diskmemload00:00:591
144252440,2sleep214539-21latency19:56:102
144252440,2sleep214539-21latency19:56:102
327602430,3sleep30-21swapper/321:36:093
327602430,3sleep30-21swapper/321:36:093
263882430,3sleep30-21swapper/300:40:463
263882430,3sleep30-21swapper/300:40:463
131562430,3sleep20-21swapper/219:51:192
131562430,3sleep20-21swapper/219:51:192
5902410,4sleep30-21swapper/322:54:273
5902410,4sleep30-21swapper/322:54:273
5902410,4sleep30-21swapper/322:54:273
5902410,4sleep30-21swapper/322:54:273
3272410,2sleep00-21swapper/023:31:340
3272410,2sleep00-21swapper/023:31:340
207672410,3sleep00-21swapper/000:33:200
207672410,3sleep00-21swapper/000:33:200
16442410,3sleep30-21swapper/322:16:133
16442410,3sleep30-21swapper/322:16:133
253252400,3sleep10-21swapper/100:39:031
253252400,3sleep10-21swapper/100:39:031
156142400,4sleep20-21swapper/222:31:312
156142400,4sleep20-21swapper/222:31:312
156142400,4sleep20-21swapper/222:31:312
110882400,4sleep011243-21unixbench_singl22:26:200
110882400,4sleep011243-21unixbench_singl22:26:200
58052390,3sleep05800-21df_inode00:16:070
58052390,3sleep05800-21df_inode00:16:070
192122380,3chrt0-21swapper/323:52:193
192122380,3chrt0-21swapper/323:52:193
192122380,3chrt0-21swapper/323:52:193
3080899372,30cyclictest26297-40gzip00:01:152
3080899372,30cyclictest26297-40gzip00:01:152
3080899372,30cyclictest26297-40gzip00:01:152
30806993727,7cyclictest38150irq/55-eth000:01:150
30806993727,7cyclictest38150irq/55-eth000:01:150
30806993727,7cyclictest38150irq/55-eth000:01:150
273462370,4sleep10-21swapper/121:30:011
273462370,4sleep10-21swapper/121:30:011
171552370,3sleep00-21swapper/023:14:380
171552370,3sleep00-21swapper/023:14:380
171552370,3sleep00-21swapper/023:14:380
183392360,3chrt0-21swapper/321:56:593
183392360,3chrt0-21swapper/321:56:593
183392360,3chrt0-21swapper/321:56:593
24782350,2sleep30-21swapper/323:34:263
24782350,2sleep30-21swapper/323:34:263
3080999342,23cyclictest1655-21chrt00:11:083
3080999332,25cyclictest25453-21chrt00:00:593
3080999332,25cyclictest25453-21chrt00:00:593
3080999332,25cyclictest25453-21chrt00:00:593
3080799337,20cyclictest27035-21ssh00:01:321
3080799337,20cyclictest27035-21ssh00:01:321
3080799337,20cyclictest27035-21ssh00:01:321
307732336,16sleep129314-21ls19:11:401
307732336,16sleep129314-21ls19:11:401
100442310,4sleep30-21swapper/323:06:093
100442310,4sleep30-21swapper/323:06:093
100442310,4sleep30-21swapper/323:06:093
30806993018,5cyclictest131rcu_preempt21:41:050
30806993018,5cyclictest131rcu_preempt21:41:050
276712300,3sleep30-21swapper/321:30:363
276712300,3sleep30-21swapper/321:30:363
259852300,3sleep20-21swapper/200:40:132
259852300,3sleep20-21swapper/200:40:132
240112300,3sleep00-21swapper/022:04:440
240112300,3sleep00-21swapper/022:04:440
237652300,2sleep123776-21ssh22:04:181
237652300,2sleep123776-21ssh22:04:181
69982290,3chrt0-21swapper/000:16:190
69982290,3chrt0-21swapper/000:16:190
301062280,3sleep20-21swapper/220:36:202
301062280,3sleep20-21swapper/220:36:202
29212280,2sleep10-21swapper/122:17:351
29212280,2sleep10-21swapper/122:17:351
30808992715,4cyclictest131rcu_preempt23:51:102
30808992715,4cyclictest131rcu_preempt23:51:102
30808992715,4cyclictest131rcu_preempt23:51:102
264972270,5sleep30-21swapper/322:46:113
264972270,5sleep30-21swapper/322:46:113
321982260,3sleep10-21swapper/122:52:521
321982260,3sleep10-21swapper/122:52:521
321982260,3sleep10-21swapper/122:52:521
321982260,3sleep10-21swapper/122:52:521
30808992618,5cyclictest27-21ksoftirqd/222:31:092
30808992617,6cyclictest12598-21df_inode21:51:082
301852260,3sleep30-21swapper/323:29:563
301852260,3sleep30-21swapper/323:29:563
60692250,3sleep30-21swapper/323:01:103
60692250,3sleep30-21swapper/323:01:103
3080899256,14cyclictest131rcu_preempt21:11:192
3080899256,14cyclictest131rcu_preempt21:11:192
3080799258,4cyclictest21-21ksoftirqd/123:16:091
3080799258,4cyclictest21-21ksoftirqd/123:16:091
3080799258,4cyclictest21-21ksoftirqd/123:16:091
30807992510,4cyclictest131rcu_preempt22:16:061
30807992510,4cyclictest131rcu_preempt22:16:061
30807992510,4cyclictest131rcu_preempt22:16:061
30806992517,6cyclictest16143-21ssh00:27:310
30806992517,6cyclictest16143-21ssh00:27:310
30806992513,10cyclictest5289-21ssh22:20:500
30806992513,10cyclictest5289-21ssh22:20:500
233452250,8sleep333-21ksoftirqd/323:21:203
233452250,8sleep333-21ksoftirqd/323:21:203
207822250,2sleep30-21swapper/322:38:483
207822250,2sleep30-21swapper/322:38:483
207822250,2sleep30-21swapper/322:38:483
111262250,3sleep30-21swapper/319:46:183
111262250,3sleep30-21swapper/319:46:183
87652240,3sleep00-21swapper/019:41:080
87652240,3sleep00-21swapper/019:41:080
30808992411,4cyclictest27-21ksoftirqd/221:54:232
30808992411,4cyclictest27-21ksoftirqd/221:54:232
30808992411,4cyclictest27-21ksoftirqd/221:54:232
30806992418,4cyclictest30673-21ssh21:33:250
30806992418,4cyclictest30673-21ssh21:33:250
30806992418,4cyclictest30673-21ssh21:33:250
30806992418,4cyclictest30673-21ssh21:33:250
3080699241,19cyclictest30073-21find22:51:070
3080699241,19cyclictest30073-21find22:51:070
3080699241,19cyclictest30073-21find22:51:070
302472243,14sleep229314-21ls19:11:172
302472243,14sleep229314-21ls19:11:172
289832240,4sleep30-21swapper/322:11:023
289832240,4sleep30-21swapper/322:11:023
289832240,4sleep30-21swapper/322:11:023
108942240,3sleep20-21swapper/221:48:382
108942240,3sleep20-21swapper/221:48:382
323112230,2sleep10-21swapper/123:31:191
323112230,2sleep10-21swapper/123:31:191
3080899236,3cyclictest131rcu_preempt22:46:092
3080899236,3cyclictest131rcu_preempt22:46:092
3080899236,3cyclictest131rcu_preempt22:46:092
30808992315,6cyclictest4619-21ntp_states20:56:132
30808992315,6cyclictest4619-21ntp_states20:56:132
30808992315,6cyclictest4619-21ntp_states20:56:132
30808992310,10cyclictest25408-40mandb00:01:092
30808992310,10cyclictest25408-40mandb00:01:092
30808992310,10cyclictest25408-40mandb00:01:092
3080799239,3cyclictest21-21ksoftirqd/122:21:091
3080799239,3cyclictest21-21ksoftirqd/122:21:091
3080799239,3cyclictest21-21ksoftirqd/122:21:091
3080799231,19cyclictest32667-21find20:46:051
3080799231,19cyclictest32667-21find20:46:051
3080699231,7cyclictest13824-21cat19:55:550
3080699231,7cyclictest13824-21cat19:55:550
30806992316,5cyclictest17268-21ssh21:56:120
30806992316,5cyclictest17268-21ssh21:56:120
30806992316,5cyclictest17268-21ssh21:56:120
30806992314,7cyclictest4773-21fschecks_count19:31:080
30806992314,7cyclictest4773-21fschecks_count19:31:080
30806992314,7cyclictest4773-21fschecks_count19:31:080
3080699231,3cyclictest0-21swapper/022:52:170
3080699231,3cyclictest0-21swapper/022:52:170
3080699231,3cyclictest0-21swapper/022:52:170
3080699231,3cyclictest0-21swapper/022:52:170
3080699231,10cyclictest8692-21find21:06:180
3080699231,10cyclictest8692-21find21:06:180
3080899227,8cyclictest131rcu_preempt21:40:052
3080899227,8cyclictest131rcu_preempt21:40:052
3080899227,6cyclictest27-21ksoftirqd/221:42:082
3080899227,6cyclictest27-21ksoftirqd/221:42:082
30808992215,5cyclictest16813-21ssh23:50:282
30808992215,5cyclictest16813-21ssh23:50:282
30808992215,5cyclictest16813-21ssh23:50:282
30808992211,7cyclictest610-21rs:main2
30808992211,7cyclictest610-21rs:main2
3080899221,17cyclictest5077-21ls19:31:102
3080899221,17cyclictest5077-21ls19:31:102
3080899221,17cyclictest5077-21ls19:31:102
30808992211,5cyclictest0-21swapper/200:08:472
30808992211,5cyclictest0-21swapper/200:08:472
30808992211,5cyclictest0-21swapper/200:08:472
30807992215,5cyclictest2833-21ps20:51:151
30807992215,5cyclictest2833-21ps20:51:151
30807992213,6cyclictest4210-21ssh22:58:421
30807992213,6cyclictest4210-21ssh22:58:421
30807992213,6cyclictest4210-21ssh22:58:421
3080799221,18cyclictest30417-21ls22:51:101
3080799221,18cyclictest30417-21ls22:51:101
3080799221,16cyclictest16126-21cut20:01:081
3080799221,16cyclictest16126-21cut20:01:081
3080799221,15cyclictest19695-21cpuspeed20:11:081
3080799221,15cyclictest19695-21cpuspeed20:11:081
3080799221,11cyclictest10903-21ssh23:42:251
3080799221,11cyclictest10903-21ssh23:42:251
3080699229,10cyclictest2583-21basename19:25:550
3080699229,10cyclictest2583-21basename19:25:550
3080699225,8cyclictest131rcu_preempt21:53:430
3080699225,8cyclictest131rcu_preempt21:53:430
3080699225,8cyclictest131rcu_preempt21:53:430
156942220,4sleep30-21swapper/323:48:253
156942220,4sleep30-21swapper/323:48:253
156942220,4sleep30-21swapper/323:48:253
124832220,3sleep00-21swapper/021:13:200
124832220,3sleep00-21swapper/021:13:200
3080899216,4cyclictest131rcu_preempt23:06:092
3080899216,4cyclictest131rcu_preempt23:06:092
3080899216,4cyclictest131rcu_preempt23:06:092
3080899213,3cyclictest131rcu_preempt21:24:032
3080899213,3cyclictest131rcu_preempt21:24:032
3080899213,3cyclictest131rcu_preempt21:24:032
3080899213,3cyclictest131rcu_preempt21:24:032
30808992114,5cyclictest19529-21ssh21:20:562
30808992114,5cyclictest19529-21ssh21:20:562
3080899211,16cyclictest6706-21switchtime23:01:182
3080899211,16cyclictest6706-21switchtime23:01:182
30808992110,5cyclictest0-21swapper/222:06:472
30808992110,5cyclictest0-21swapper/222:06:472
30808992110,5cyclictest0-21swapper/222:06:472
30807992112,6cyclictest0-21swapper/121:06:101
30807992112,6cyclictest0-21swapper/121:06:101
3080799211,18cyclictest18663-21ls20:06:171
3080799211,18cyclictest18663-21ls20:06:171
3080799211,11cyclictest18630-21irqstats22:36:101
3080799211,11cyclictest18630-21irqstats22:36:101
30807992110,8cyclictest19576-21sh00:31:191
30807992110,8cyclictest19576-21sh00:31:191
3080699211,9cyclictest674-21snmpd22:36:140
3080699211,9cyclictest674-21snmpd22:36:140
3080699211,9cyclictest674-21snmpd22:36:140
30806992114,5cyclictest8079-21kworker/0:100:21:100
30806992114,5cyclictest8079-21kworker/0:100:21:100
30806992114,5cyclictest8079-21kworker/0:100:21:100
30806992113,6cyclictest12-21ksoftirqd/020:01:080
30806992113,6cyclictest12-21ksoftirqd/020:01:080
30806992112,6cyclictest8837-21ssh22:24:210
30806992112,6cyclictest8837-21ssh22:24:210
30806992112,6cyclictest8837-21ssh22:24:210
30806992112,6cyclictest25750-21ssh21:27:080
30806992112,6cyclictest25750-21ssh21:27:080
3080699211,17cyclictest610-21rs:main0
3080699211,17cyclictest610-21rs:main0
3080699211,17cyclictest610-21rs:main0
3080699211,14cyclictest1274-21timerwakeupswit20:46:170
3080699211,14cyclictest1274-21timerwakeupswit20:46:170
3080699211,14cyclictest1274-21timerwakeupswit20:46:170
274782210,4sleep20-21swapper/222:46:302
274782210,4sleep20-21swapper/222:46:302
274782210,4sleep20-21swapper/222:46:302
140792210,4chrt0-21swapper/322:31:043
140792210,4chrt0-21swapper/322:31:043
49022200,3chrt0-21swapper/223:00:052
49022200,3chrt0-21swapper/223:00:052
49022200,3chrt0-21swapper/223:00:052
3080899208,10cyclictest17698-21ssh00:30:182
3080899208,10cyclictest17698-21ssh00:30:182
3080899207,4cyclictest131rcu_preempt20:10:572
3080899207,4cyclictest131rcu_preempt20:10:572
3080899207,10cyclictest26156-21ls23:25:592
3080899207,10cyclictest26156-21ls23:25:592
3080899206,6cyclictest131rcu_preempt22:15:592
3080899206,6cyclictest131rcu_preempt22:15:592
3080899206,6cyclictest131rcu_preempt22:15:592
3080899205,4cyclictest27-21ksoftirqd/223:16:352
3080899205,4cyclictest27-21ksoftirqd/223:16:352
3080899205,4cyclictest27-21ksoftirqd/223:16:352
3080899204,5cyclictest27-21ksoftirqd/219:41:072
3080899204,5cyclictest27-21ksoftirqd/219:41:072
3080899203,3cyclictest131rcu_preempt21:06:082
3080899203,3cyclictest131rcu_preempt21:06:082
3080899202,3cyclictest131rcu_preempt23:44:132
3080899202,3cyclictest131rcu_preempt23:44:132
30808992015,3cyclictest27-21ksoftirqd/220:51:082
30808992015,3cyclictest27-21ksoftirqd/220:51:082
30808992012,5cyclictest27648-21ntpq20:31:132
30808992012,5cyclictest25673-21memory20:26:102
30808992012,5cyclictest25673-21memory20:26:102
30808992010,3cyclictest27-21ksoftirqd/219:16:092
3080799208,9cyclictest6974-21ssh23:38:411
3080799208,9cyclictest6974-21ssh23:38:411
3080799206,2cyclictest131rcu_preempt23:11:271
3080799206,2cyclictest131rcu_preempt23:11:271
3080799206,2cyclictest131rcu_preempt23:11:271
3080799204,8cyclictest21-21ksoftirqd/122:29:371
3080799204,8cyclictest21-21ksoftirqd/122:29:371
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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