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2026-06-23 - 01:36
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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 Mon Jun 22, 2026 12:45:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2708521320,2sleep0151rcuc/010:53:000
2708521320,2sleep0151rcuc/010:53:000
2708521320,2sleep0151rcuc/010:53:000
3263621190,3chrt0-21swapper/008:45:440
3263621190,3chrt0-21swapper/008:45:440
3263621190,3chrt0-21swapper/008:45:440
2389021190,12sleep012-21ksoftirqd/010:49:140
2389021190,12sleep012-21ksoftirqd/010:49:140
2389021190,12sleep012-21ksoftirqd/010:49:140
977821160,3sleep10-21swapper/107:40:501
977821160,3sleep10-21swapper/107:40:501
65021150,3sleep00-21swapper/011:00:440
65021150,3sleep00-21swapper/011:00:440
65021150,3sleep00-21swapper/011:00:440
1215821150,2sleep00-21swapper/012:36:170
1215821150,2sleep00-21swapper/012:36:170
1215821150,2sleep00-21swapper/012:36:170
2873721070,2sleep00-21swapper/009:34:020
2873721070,2sleep00-21swapper/009:34:020
1447721020,3sleep00-21swapper/007:55:440
2063221000,3sleep10-21swapper/111:25:451
2063221000,3sleep10-21swapper/111:25:451
2063221000,3sleep10-21swapper/111:25:451
154592980,2chrt14293-21/usr/sbin/munin07:55:542
82852870,3sleep00-21swapper/011:50:480
82852870,3sleep00-21swapper/011:50:480
306662870,3sleep00-21swapper/009:35:470
306662870,3sleep00-21swapper/009:35:470
55552770,3sleep30-21swapper/310:25:423
286282770,10sleep333-21ksoftirqd/310:13:483
286282770,10sleep333-21ksoftirqd/310:13:483
286282770,10sleep333-21ksoftirqd/310:13:483
42972730,3sleep10-21swapper/110:23:471
42972730,3sleep10-21swapper/110:23:471
307402720,3sleep30-21swapper/311:38:493
216402720,3sleep30-21swapper/310:45:483
216402720,3sleep30-21swapper/310:45:483
216402720,3sleep30-21swapper/310:45:483
194232720,4sleep30-21swapper/312:05:423
194232720,4sleep30-21swapper/312:05:423
274892700,3sleep30-21swapper/311:35:113
274892700,3sleep30-21swapper/311:35:113
274892700,3sleep30-21swapper/311:35:113
124222680,2sleep30-21swapper/310:34:303
124222680,2sleep30-21swapper/310:34:303
107512680,3sleep30-21swapper/312:35:403
107512680,3sleep30-21swapper/312:35:403
201932640,3chrt0-21swapper/010:02:360
201932640,3chrt0-21swapper/010:02:360
106862640,3sleep30-21swapper/311:54:163
106862640,3sleep30-21swapper/311:54:163
305302630,2sleep130240-21/usr/sbin/munin07:10:451
305302630,2sleep130240-21/usr/sbin/munin07:10:451
285922630,3chrt0-21swapper/308:35:303
285922630,3chrt0-21swapper/308:35:303
285922630,3chrt0-21swapper/308:35:303
193492610,3sleep00-21swapper/012:05:390
193492610,3sleep00-21swapper/012:05:390
93902590,3chrt8817-21/usr/sbin/munin07:40:450
93902590,3chrt8817-21/usr/sbin/munin07:40:450
308632590,1sleep20-21swapper/208:40:432
308632590,1sleep20-21swapper/208:40:432
120342580,2chrt0-21swapper/207:48:152
120342580,2chrt0-21swapper/207:48:152
120342580,2chrt0-21swapper/207:48:152
135482560,3chrt0-21swapper/011:15:590
135482560,3chrt0-21swapper/011:15:590
135482560,3chrt0-21swapper/011:15:590
64852470,2sleep16618-21/usr/sbin/munin10:25:531
64852470,2sleep16618-21/usr/sbin/munin10:25:531
211042470,7sleep1211ksoftirqd/112:06:361
211042470,7sleep1211ksoftirqd/112:06:361
100002470,3sleep20-21swapper/207:40:512
100002470,3sleep20-21swapper/207:40:512
3192460,3sleep10-21swapper/110:19:091
116462460,3sleep00-21swapper/010:32:550
116462460,3sleep00-21swapper/010:32:550
218612440,3chrt0-21swapper/012:08:040
218612440,3chrt0-21swapper/012:08:040
205552440,3chrt0-21swapper/108:10:521
205552440,3chrt0-21swapper/108:10:521
158212440,4sleep00-21swapper/010:38:330
158212440,4sleep00-21swapper/010:38:330
158212440,4sleep00-21swapper/010:38:330
123102440,8sleep333-21ksoftirqd/309:52:303
123102440,8sleep333-21ksoftirqd/309:52:303
123102440,8sleep333-21ksoftirqd/309:52:303
115882440,2sleep10-21swapper/111:14:511
115882440,2sleep10-21swapper/111:14:511
115882440,2sleep10-21swapper/111:14:511
45182420,2sleep30-21swapper/309:42:463
45182420,2sleep30-21swapper/309:42:463
45182420,2sleep30-21swapper/309:42:463
198302420,3sleep30-21swapper/311:25:313
198302420,3sleep30-21swapper/311:25:313
198302420,3sleep30-21swapper/311:25:313
171352420,3sleep30-21swapper/308:00:543
171352420,3sleep30-21swapper/308:00:543
231662410,3sleep30-21swapper/311:29:243
231662410,3sleep30-21swapper/311:29:243
231662410,3sleep30-21swapper/311:29:243
148302410,4sleep30-21swapper/307:55:473
76072380,3chrt0-21swapper/007:35:470
76072380,3chrt0-21swapper/007:35:470
317722380,3sleep00-21swapper/010:59:270
317722380,3sleep00-21swapper/010:59:270
265352380,3sleep10-21swapper/110:10:491
265352380,3sleep10-21swapper/110:10:491
265352380,3sleep10-21swapper/110:10:491
214342380,2sleep221440-21ssh12:07:142
214342380,2sleep221440-21ssh12:07:142
155462380,3sleep30-21swapper/309:56:083
155462380,3sleep30-21swapper/309:56:083
155462380,3sleep30-21swapper/309:56:083
70002360,2sleep28901-21diskmemload11:49:502
70002360,2sleep28901-21diskmemload11:49:502
70002360,2sleep28901-21diskmemload11:49:502
62682340,2sleep0131rcu_preempt11:07:110
62682340,2sleep0131rcu_preempt11:07:110
136002340,2sleep113608-21sh09:54:581
136002340,2sleep113608-21sh09:54:581
136002340,2sleep113608-21sh09:54:581
29232330,4chrt0-21swapper/308:50:533
29232330,4chrt0-21swapper/308:50:533
29232330,4chrt0-21swapper/308:50:533
29232330,4chrt0-21swapper/308:50:533
188102330,2sleep30-21swapper/310:00:503
188102330,2sleep30-21swapper/310:00:503
167762330,3sleep00-21swapper/011:20:460
167762330,3sleep00-21swapper/011:20:460
167762330,3sleep00-21swapper/011:20:460
145762320,2sleep014582-21sh09:16:190
145762320,2sleep014582-21sh09:16:190
145762320,2sleep014582-21sh09:16:190
314782314,19sleep030021-21ls07:11:130
314782314,19sleep030021-21ls07:11:130
280632310,3sleep30-21swapper/309:33:053
280632310,3sleep30-21swapper/309:33:053
88982300,3sleep30-21swapper/309:10:303
88982300,3sleep30-21swapper/309:10:303
88982300,3sleep30-21swapper/309:10:303
228722300,9sleep012-21ksoftirqd/011:28:490
228722300,9sleep012-21ksoftirqd/011:28:490
228722300,9sleep012-21ksoftirqd/011:28:490
90682290,3chrt0-21swapper/111:51:131
90682290,3chrt0-21swapper/111:51:131
320862290,2sleep30-21swapper/312:20:493
320862290,2sleep30-21swapper/312:20:493
320862290,2sleep30-21swapper/312:20:493
95002280,2sleep19508-21sh12:33:461
95002280,2sleep19508-21sh12:33:461
108492281,2sleep00-21swapper/009:11:370
108492281,2sleep00-21swapper/009:11:370
108492281,2sleep00-21swapper/009:11:370
71752270,3sleep30-21swapper/309:45:513
71752270,3sleep30-21swapper/309:45:513
71752270,3sleep30-21swapper/309:45:513
302392277,9sleep20-21swapper/207:10:422
302392277,9sleep20-21swapper/207:10:422
309782260,3chrt0-21swapper/310:58:013
309782260,3chrt0-21swapper/310:58:013
143182260,2sleep00-21swapper/009:55:410
143182260,2sleep00-21swapper/009:55:410
143182260,2sleep00-21swapper/009:55:410
31523992517,6cyclictest1091-21sh09:39:121
31523992517,6cyclictest1091-21sh09:39:121
246472250,4chrt0-21swapper/309:29:563
246472250,4chrt0-21swapper/309:29:563
115782250,3sleep00-21swapper/011:14:500
115782250,3sleep00-21swapper/011:14:500
115782250,3sleep00-21swapper/011:14:500
72912240,4sleep333-21ksoftirqd/310:26:593
72912240,4sleep333-21ksoftirqd/310:26:593
31522992414,7cyclictest0-21swapper/008:15:500
31522992414,7cyclictest0-21swapper/008:15:500
3152299241,3cyclictest0-21swapper/011:46:280
3152299241,3cyclictest0-21swapper/011:46:280
3152299241,3cyclictest0-21swapper/011:46:280
3152299241,20cyclictest19402if_eth010:20:440
3152299241,20cyclictest19402if_eth010:20:440
268182240,4sleep025827-21/usr/sbin/munin10:10:520
268182240,4sleep025827-21/usr/sbin/munin10:10:520
268182240,4sleep025827-21/usr/sbin/munin10:10:520
246352240,4sleep30-21swapper/310:08:423
246352240,4sleep30-21swapper/310:08:423
214412240,2sleep30-21swapper/312:07:143
214412240,2sleep30-21swapper/312:07:143
140942240,3sleep30-21swapper/307:55:313
140942240,3sleep30-21swapper/307:55:313
3152499231,19cyclictest13525-21cut10:35:442
3152499231,19cyclictest13525-21cut10:35:442
3152499231,19cyclictest13525-21cut10:35:442
278712230,2sleep00-21swapper/012:15:470
278712230,2sleep00-21swapper/012:15:470
37402220,4sleep30-21swapper/310:22:413
31524992215,5cyclictest18164-21df_inode10:00:422
31524992215,5cyclictest18164-21df_inode10:00:422
31524992215,5cyclictest18164-21df_inode10:00:422
31524992213,6cyclictest0-21swapper/208:55:452
31524992213,6cyclictest0-21swapper/208:55:452
31524992213,6cyclictest0-21swapper/208:55:452
31524992211,9cyclictest2017-21ssh11:42:512
31524992211,9cyclictest2017-21ssh11:42:512
3152499221,17cyclictest10500-21grep09:50:432
3152499221,17cyclictest10500-21grep09:50:432
3152499221,15cyclictest2100-21ls08:50:442
3152499221,15cyclictest2100-21ls08:50:442
3152499221,15cyclictest2100-21ls08:50:442
31524992210,10cyclictest11748-21ssh10:33:082
31524992210,10cyclictest11748-21ssh10:33:082
31523992214,6cyclictest8901-21diskmemload09:45:021
31523992214,6cyclictest8901-21diskmemload09:45:021
31523992214,6cyclictest8901-21diskmemload09:45:021
31523992214,5cyclictest17328-21idleruntime09:20:431
3152399221,10cyclictest27436-21fschecks_count12:15:431
3152399221,10cyclictest27436-21fschecks_count12:15:431
3152399221,10cyclictest27436-21fschecks_count12:15:431
31522992217,3cyclictest28619-21ssh11:35:490
3152299221,3cyclictest0-21swapper/012:29:440
3152299221,3cyclictest0-21swapper/012:29:440
3152299221,3cyclictest0-21swapper/012:29:440
3152299221,18cyclictest10451-21grep09:50:430
3152299221,18cyclictest10451-21grep09:50:430
3152299221,11cyclictest10452-21latency_hist12:35:310
3152299221,11cyclictest10452-21latency_hist12:35:310
3152299221,10cyclictest21917-21timerandwakeup09:25:520
3152299221,10cyclictest21917-21timerandwakeup09:25:520
303452224,12sleep30-21swapper/307:10:433
303452224,12sleep30-21swapper/307:10:433
29332220,3sleep00-21swapper/011:44:370
29332220,3sleep00-21swapper/011:44:370
144392220,3chrt0-21swapper/311:17:433
144392220,3chrt0-21swapper/311:17:433
144392220,3chrt0-21swapper/311:17:433
104152220,3sleep30-21swapper/309:10:543
104152220,3sleep30-21swapper/309:10:543
104152220,3sleep30-21swapper/309:10:543
3152499211,9cyclictest11875-21sed12:35:512
3152499211,9cyclictest11875-21sed12:35:512
3152499211,9cyclictest11875-21sed12:35:512
31524992114,4cyclictest0-21swapper/209:21:162
31524992114,4cyclictest0-21swapper/209:21:162
31524992114,4cyclictest0-21swapper/209:21:162
31524992113,5cyclictest29195-21ssh12:17:072
31524992113,5cyclictest29195-21ssh12:17:072
3152499211,11cyclictest2904-21grep08:50:532
31524992110,8cyclictest15622-21df12:00:422
31524992110,8cyclictest15622-21df12:00:422
3152499210,18cyclictest32560-21grep08:45:432
3152499210,18cyclictest32560-21grep08:45:432
3152499210,18cyclictest32560-21grep08:45:432
3152399213,5cyclictest21-21ksoftirqd/111:45:461
3152399213,5cyclictest21-21ksoftirqd/111:45:461
3152399213,5cyclictest21-21ksoftirqd/111:45:461
3152399211,5cyclictest0-21swapper/112:22:371
3152399211,5cyclictest0-21swapper/112:22:371
3152399211,5cyclictest0-21swapper/112:22:371
31523992113,6cyclictest15385-21users09:55:511
31523992113,6cyclictest15385-21users09:55:511
31523992113,6cyclictest15385-21users09:55:511
3152399211,17cyclictest32739-21find11:00:411
3152399211,17cyclictest32739-21find11:00:411
3152299211,7cyclictest6742snmpd07:48:150
3152299211,7cyclictest6742snmpd07:48:150
3152299211,7cyclictest6742snmpd07:48:150
3152299211,17cyclictest9944-21cron09:50:310
3152299211,17cyclictest5748-21sort10:25:440
3152299211,17cyclictest5748-21sort10:25:440
3152299211,11cyclictest131rcu_preempt11:55:460
3152299211,11cyclictest131rcu_preempt11:55:460
3152299211,10cyclictest6472-21fschecks_count09:45:430
3152299211,10cyclictest6472-21fschecks_count09:45:430
3152299211,10cyclictest3505-21taskset08:55:340
3152299211,10cyclictest3505-21taskset08:55:340
3152299211,10cyclictest3505-21taskset08:55:340
3152299211,10cyclictest3505-21taskset08:55:340
3152299211,10cyclictest18346-21cut10:00:430
3152299211,10cyclictest18346-21cut10:00:430
318332200,4sleep30-21swapper/310:17:223
317522200,4sleep30-21swapper/308:40:523
317522200,4sleep30-21swapper/308:40:523
317522200,4sleep30-21swapper/308:40:523
3152599201,14cyclictest0-21swapper/307:40:503
3152599201,14cyclictest0-21swapper/307:40:503
3152499204,4cyclictest131rcu_preempt11:21:502
3152499204,4cyclictest131rcu_preempt11:21:502
3152499204,4cyclictest131rcu_preempt11:21:502
31524992013,5cyclictest31339-21ssh10:16:272
31524992012,6cyclictest0-21swapper/208:55:482
3152499201,16cyclictest26981-21latency_hist12:15:402
3152499201,16cyclictest26981-21latency_hist12:15:402
3152499201,16cyclictest26981-21latency_hist12:15:402
31524992011,6cyclictest17137-21timerwakeupswit08:00:542
31524992011,6cyclictest17137-21timerwakeupswit08:00:542
3152499201,13cyclictest30730-21sh09:35:492
3152499201,13cyclictest30730-21sh09:35:492
3152499201,12cyclictest21829-21ls10:05:362
3152499201,12cyclictest21829-21ls10:05:362
3152499201,10cyclictest23043-21ssh10:47:332
3152499201,10cyclictest23043-21ssh10:47:332
3152499201,10cyclictest23043-21ssh10:47:332
3152399206,4cyclictest221522ssh09:25:541
3152399206,4cyclictest221522ssh09:25:541
3152399201,4cyclictest131rcu_preempt09:15:361
3152399201,4cyclictest131rcu_preempt09:15:361
3152399201,4cyclictest131rcu_preempt09:15:361
3152399201,11cyclictest817-21runrttasks08:36:051
3152399201,11cyclictest817-21runrttasks08:36:051
3152299207,10cyclictest5269-21basename09:00:310
3152299207,10cyclictest30706-21switchtime10:15:510
3152299207,10cyclictest30378-21latency_hist08:40:300
3152299207,10cyclictest30378-21latency_hist08:40:300
3152299205,5cyclictest12-21ksoftirqd/012:20:530
3152299205,5cyclictest12-21ksoftirqd/012:20:530
3152299205,5cyclictest12-21ksoftirqd/012:20:530
3152299201,6cyclictest13231-21wc07:50:510
3152299201,6cyclictest13231-21wc07:50:510
31522992011,7cyclictest0-21swapper/009:57:360
3152299201,15cyclictest20238-21runrttasks10:44:400
3152299201,15cyclictest20238-21runrttasks10:44:400
3152299201,15cyclictest20238-21runrttasks10:44:400
309962200,2sleep10-21swapper/111:39:151
267662200,3sleep30-21swapper/308:30:323
267662200,3sleep30-21swapper/308:30:323
267662200,3sleep30-21swapper/308:30:323
69502191,3sleep20-21swapper/209:03:472
69502191,3sleep20-21swapper/209:03:472
69502191,3sleep20-21swapper/209:03:472
47152190,3sleep30-21swapper/312:27:043
47152190,3sleep30-21swapper/312:27:043
47152190,3sleep30-21swapper/312:27:043
31525991913,4cyclictest0-21swapper/311:05:413
31525991913,4cyclictest0-21swapper/311:05:413
31525991913,4cyclictest0-21swapper/311:05:413
3152599191,12cyclictest0-21swapper/311:55:443
3152599191,12cyclictest0-21swapper/311:55:443
3152599191,12cyclictest0-21swapper/311:45:463
3152599191,12cyclictest0-21swapper/311:45:463
3152599191,12cyclictest0-21swapper/311:45:463
3152599191,12cyclictest0-21swapper/308:20:513
3152599191,12cyclictest0-21swapper/308:20:513
3152599191,12cyclictest0-21swapper/307:30:523
3152599191,12cyclictest0-21swapper/307:30:523
3152599191,12cyclictest0-21swapper/307:30:523
3152599191,11cyclictest0-21swapper/309:00:423
3152599191,11cyclictest0-21swapper/309:00:423
3152599191,11cyclictest0-21swapper/309:00:423
3152599191,10cyclictest0-21swapper/310:45:413
3152599191,10cyclictest0-21swapper/310:45:413
3152599191,10cyclictest0-21swapper/310:45:413
3152499197,9cyclictest6821-21cpu12:30:422
3152499197,9cyclictest6821-21cpu12:30:422
3152499197,9cyclictest6821-21cpu12:30:422
3152499191,9cyclictest11055-21if_eth012:35:422
31524991912,5cyclictest26222-21ssh10:51:152
31524991912,5cyclictest26222-21ssh10:51:152
31524991912,5cyclictest26222-21ssh10:51:152
31524991912,5cyclictest0-21swapper/210:05:522
31524991912,5cyclictest0-21swapper/210:05:522
31524991912,5cyclictest0-21swapper/208:20:502
31524991912,5cyclictest0-21swapper/208:20:502
3152499191,16cyclictest3402-21ls09:40:532
3152499191,16cyclictest3402-21ls09:40:532
3152499191,16cyclictest3402-21ls09:40:532
3152499191,15cyclictest26722-21latency_hist08:30:452
3152499191,15cyclictest26722-21latency_hist08:30:452
3152499191,15cyclictest26722-21latency_hist08:30:452
31524991910,6cyclictest0-21swapper/207:35:442
31524991910,6cyclictest0-21swapper/207:35:442
3152399198,9cyclictest19178-21timerwakeupswit10:00:531
3152399198,9cyclictest19178-21timerwakeupswit10:00:531
3152399192,3cyclictest20649-21idleruntime-cro09:25:321
3152399192,3cyclictest20649-21idleruntime-cro09:25:321
3152399192,3cyclictest20649-21idleruntime-cro09:25:321
3152399191,15cyclictest24659-21ls10:50:371
3152399191,15cyclictest24659-21ls10:50:371
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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