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2026-06-27 - 14:20
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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 Sat Jun 27, 2026 12:45:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1101222860,2sleep2261rcuc/207:11:252
1101222860,2sleep2261rcuc/207:11:252
1056721480,3sleep30-21swapper/309:35:583
1056721480,3sleep30-21swapper/309:35:583
1177821330,3sleep10-21swapper/111:40:591
1177821330,3sleep10-21swapper/111:40:591
1177821330,3sleep10-21swapper/111:40:591
1177821330,3sleep10-21swapper/111:40:591
1109921230,10sleep333-21ksoftirqd/312:24:303
1109921230,10sleep333-21ksoftirqd/312:24:303
1109921230,10sleep333-21ksoftirqd/312:24:303
2930021220,3sleep10-21swapper/110:40:471
2930021220,3sleep10-21swapper/110:40:471
1436621160,4sleep30-21swapper/312:28:083
1436621160,4sleep30-21swapper/312:28:083
536021150,4sleep14631-21/usr/sbin/munin10:50:551
536021150,4sleep14631-21/usr/sbin/munin10:50:551
536021150,4sleep14631-21/usr/sbin/munin10:50:551
3032021130,3sleep20-21swapper/208:05:502
3032021130,3sleep20-21swapper/208:05:502
381021040,4sleep30-21swapper/309:29:353
381021040,4sleep30-21swapper/309:29:353
1819121030,3sleep1211ksoftirqd/111:50:521
49812980,8sleep333-21ksoftirqd/312:15:583
49812980,8sleep333-21ksoftirqd/312:15:583
49812980,8sleep333-21ksoftirqd/312:15:583
177932970,4sleep217792-21awk11:06:002
177932970,4sleep217792-21awk11:06:002
118072960,2sleep30-21swapper/307:15:483
118072960,2sleep30-21swapper/307:15:483
49752880,3sleep30-21swapper/308:25:493
49752880,3sleep30-21swapper/308:25:493
88192860,3sleep20-21swapper/209:35:002
88192860,3sleep20-21swapper/209:35:002
303732850,3chrt0-21swapper/312:07:063
303732850,3chrt0-21swapper/312:07:063
303732850,3chrt0-21swapper/312:07:063
5802830,8sleep227-21ksoftirqd/209:25:442
5802830,8sleep227-21ksoftirqd/209:25:442
243092800,4sleep20-21swapper/211:15:402
243092800,4sleep20-21swapper/211:15:402
200202800,2sleep119990-21ssh12:35:491
200202800,2sleep119990-21ssh12:35:491
327292790,3sleep30-21swapper/309:25:253
327292790,3sleep30-21swapper/309:25:253
127352780,2sleep30-21swapper/310:19:513
127352780,2sleep30-21swapper/310:19:513
127352780,2sleep30-21swapper/310:19:513
127352780,2sleep30-21swapper/310:19:513
246132740,4sleep10-21swapper/109:53:081
246132740,4sleep10-21swapper/109:53:081
246132740,4sleep10-21swapper/109:53:081
321002680,3sleep20-21swapper/210:02:212
321002680,3sleep20-21swapper/210:02:212
321002680,3sleep20-21swapper/210:02:212
290172650,3sleep30-21swapper/309:59:053
290172650,3sleep30-21swapper/309:59:053
161872650,3sleep30-21swapper/307:25:573
161872650,3sleep30-21swapper/307:25:573
237252630,3chrt0-21swapper/211:59:132
237252630,3chrt0-21swapper/211:59:132
81312590,2chrt7911-21/usr/sbin/munin12:20:472
81312590,2chrt7911-21/usr/sbin/munin12:20:472
81312590,2chrt7911-21/usr/sbin/munin12:20:472
127812590,3sleep1201rcuc/107:15:581
127812590,3sleep1201rcuc/107:15:581
239452530,3sleep30-21swapper/310:33:333
239452530,3sleep30-21swapper/310:33:333
239452530,3sleep30-21swapper/310:33:333
171842520,4sleep30-21swapper/312:31:013
171842520,4sleep30-21swapper/312:31:013
171842520,4sleep30-21swapper/312:31:013
162912500,3chrt0-21swapper/211:48:202
162912500,3chrt0-21swapper/211:48:202
162912500,3chrt0-21swapper/211:48:202
27392490,8sleep227-21ksoftirqd/211:29:392
27392490,8sleep227-21ksoftirqd/211:29:392
27392490,8sleep227-21ksoftirqd/211:29:392
125642490,2sleep111915-21/usr/sbin/munin12:25:541
125642490,2sleep111915-21/usr/sbin/munin12:25:541
237482480,3chrt0-21swapper/111:59:161
237482480,3chrt0-21swapper/111:59:161
180532480,3sleep30-21swapper/311:50:513
180532480,3sleep30-21swapper/311:50:513
44092470,2sleep20-21swapper/211:30:592
44092470,2sleep20-21swapper/211:30:592
44092470,2sleep20-21swapper/211:30:592
44092470,2sleep20-21swapper/211:30:592
232742470,1sleep10-21swapper/109:12:201
232742470,1sleep10-21swapper/109:12:201
140712470,3sleep30-21swapper/310:20:513
140712470,3sleep30-21swapper/310:20:513
140712470,3sleep30-21swapper/310:20:513
103222460,3sleep09511-21ls07:10:560
103222460,3sleep09511-21ls07:10:560
40942440,3sleep10-21swapper/112:15:481
231262440,4sleep30-21swapper/312:39:573
231262440,4sleep30-21swapper/312:39:573
231262440,4sleep30-21swapper/312:39:573
262482430,4sleep30-21swapper/309:55:483
262482430,4sleep30-21swapper/309:55:483
253122430,4sleep30-21swapper/307:50:563
159302420,2sleep20-21swapper/211:04:512
159302420,2sleep20-21swapper/211:04:512
303132410,2sleep00-21swapper/012:06:580
303132410,2sleep00-21swapper/012:06:580
303132410,2sleep00-21swapper/012:06:580
266992410,4sleep30-21swapper/310:36:223
266992410,4sleep30-21swapper/310:36:223
266992410,4sleep30-21swapper/310:36:223
182932390,2sleep018369-21grep09:00:550
182932390,2sleep018369-21grep09:00:550
182932390,2sleep018369-21grep09:00:550
169292380,2sleep016936-21ssh10:25:150
169292380,2sleep016936-21ssh10:25:150
169292380,2sleep016936-21ssh10:25:150
81392370,2sleep2261rcuc/210:13:352
81392370,2sleep2261rcuc/210:13:352
62182360,2sleep06227-21ssh12:17:450
62182360,2sleep06227-21ssh12:17:450
62182360,2sleep06227-21ssh12:17:450
28592360,3sleep20-21swapper/210:05:592
28592360,3sleep20-21swapper/210:05:592
28592360,3sleep20-21swapper/210:05:592
205882360,2sleep10-21swapper/111:55:071
205882360,2sleep10-21swapper/111:55:071
205882360,2sleep10-21swapper/111:55:071
205882360,2sleep10-21swapper/111:55:071
97332356,18sleep10-21swapper/107:10:451
97332356,18sleep10-21swapper/107:10:451
17152350,2sleep01721-21ssh11:27:210
17152350,2sleep01721-21ssh11:27:210
17152350,2sleep01721-21ssh11:27:210
83502340,3sleep30-21swapper/310:14:003
83502340,3sleep30-21swapper/310:14:003
277132340,4sleep30-21swapper/312:04:363
277132340,4sleep30-21swapper/312:04:363
277132340,4sleep30-21swapper/312:04:363
251932340,3sleep00-21swapper/011:15:540
251932340,3sleep00-21swapper/011:15:540
123482340,3sleep20-21swapper/207:15:552
123482340,3sleep20-21swapper/207:15:552
152322330,2chrt0-21swapper/309:40:563
152322330,2chrt0-21swapper/309:40:563
152322330,2chrt0-21swapper/309:40:563
177292320,2sleep117877-21grep09:00:481
177292320,2sleep117877-21grep09:00:481
177292320,2sleep117877-21grep09:00:481
83812310,2sleep00-21swapper/012:20:500
83812310,2sleep00-21swapper/012:20:500
83812310,2sleep00-21swapper/012:20:500
310222300,3sleep20-21swapper/210:42:042
310222300,3sleep20-21swapper/210:42:042
1101199307,17cyclictest18798-21ssh11:50:590
1101199307,17cyclictest18798-21ssh11:50:590
1101199307,17cyclictest18798-21ssh11:50:590
1101199307,17cyclictest18798-21ssh11:50:590
259342290,3sleep10-21swapper/109:15:541
259342290,3sleep10-21swapper/109:15:541
241452290,2sleep124155-21ssh11:15:321
241452290,2sleep124155-21ssh11:15:321
17482290,4sleep10-21swapper/109:25:591
17482290,4sleep10-21swapper/109:25:591
85772280,3sleep20-21swapper/210:55:472
85772280,3sleep20-21swapper/210:55:472
196552270,3sleep30-21swapper/309:46:153
196552270,3sleep30-21swapper/309:46:153
196552270,3sleep30-21swapper/309:46:153
1101499276,9cyclictest27-21ksoftirqd/210:45:512
1101499276,9cyclictest27-21ksoftirqd/210:45:512
1101499276,9cyclictest27-21ksoftirqd/210:45:512
287912260,3sleep00-21swapper/008:00:540
287912260,3sleep00-21swapper/008:00:540
1101499262,13cyclictest27-21ksoftirqd/210:34:022
1101499262,13cyclictest27-21ksoftirqd/210:34:022
1101499262,13cyclictest27-21ksoftirqd/210:34:022
1101499261,11cyclictest27-21ksoftirqd/207:48:452
1101499261,11cyclictest27-21ksoftirqd/207:48:452
1101499261,11cyclictest27-21ksoftirqd/207:48:452
278762250,3sleep00-21swapper/009:56:530
278762250,3sleep00-21swapper/009:56:530
1101499253,11cyclictest27-21ksoftirqd/210:22:472
1101499253,11cyclictest27-21ksoftirqd/210:22:472
1101499253,11cyclictest27-21ksoftirqd/210:22:472
1101499251,4cyclictest27-21ksoftirqd/212:35:582
1101499251,4cyclictest27-21ksoftirqd/212:35:582
1101499251,4cyclictest27-21ksoftirqd/212:35:582
11014992512,10cyclictest13151-21ssh11:44:092
11014992512,10cyclictest13151-21ssh11:44:092
11014992512,10cyclictest13151-21ssh11:44:092
11014992512,10cyclictest13151-21ssh11:44:092
11014992511,5cyclictest27-21ksoftirqd/211:50:552
11014992511,5cyclictest27-21ksoftirqd/211:50:552
11014992511,5cyclictest27-21ksoftirqd/211:50:552
11014992511,5cyclictest27-21ksoftirqd/211:50:552
1101499251,13cyclictest27-21ksoftirqd/207:28:482
1101499251,13cyclictest27-21ksoftirqd/207:28:482
11014992510,7cyclictest27-21ksoftirqd/208:42:272
11014992510,7cyclictest27-21ksoftirqd/208:42:272
11014992510,5cyclictest27-21ksoftirqd/210:19:492
11014992510,5cyclictest27-21ksoftirqd/210:19:492
11014992510,5cyclictest27-21ksoftirqd/210:19:492
11014992510,5cyclictest27-21ksoftirqd/210:19:492
109652254,12sleep30-21swapper/307:11:153
109652254,12sleep30-21swapper/307:11:153
41912240,3sleep00-21swapper/011:30:570
41912240,3sleep00-21swapper/011:30:570
41912240,3sleep00-21swapper/011:30:570
41912240,3sleep00-21swapper/011:30:570
314932240,2sleep30-21swapper/310:42:583
314932240,2sleep30-21swapper/310:42:583
308042240,4sleep30-21swapper/310:00:543
308042240,4sleep30-21swapper/310:00:543
308042240,4sleep30-21swapper/310:00:543
1101499249,6cyclictest27-21ksoftirqd/211:20:362
1101499249,6cyclictest27-21ksoftirqd/211:20:362
1101499246,7cyclictest27-21ksoftirqd/209:44:512
1101499246,7cyclictest27-21ksoftirqd/209:44:512
1101499246,7cyclictest27-21ksoftirqd/209:44:512
1101499246,10cyclictest27-21ksoftirqd/210:37:402
1101499246,10cyclictest27-21ksoftirqd/210:37:402
1101499246,10cyclictest27-21ksoftirqd/210:37:402
11014992415,6cyclictest31432-21sh12:09:082
11014992415,6cyclictest31432-21sh12:09:082
11014992415,6cyclictest31432-21sh12:09:082
11014992414,8cyclictest27-21ksoftirqd/208:20:512
11014992414,8cyclictest27-21ksoftirqd/208:20:512
1101499241,19cyclictest5042-21ls08:25:492
1101499241,19cyclictest5042-21ls08:25:492
1101499241,19cyclictest16721-21ls08:55:572
1101499241,19cyclictest16721-21ls08:55:572
1101499241,18cyclictest22332-21ls09:50:482
1101499241,13cyclictest27-21ksoftirqd/210:53:332
11014992411,10cyclictest16520-21gzip12:30:542
11014992411,10cyclictest16520-21gzip12:30:542
11014992411,10cyclictest16520-21gzip12:30:542
11014992410,8cyclictest27-21ksoftirqd/211:25:372
11014992410,8cyclictest27-21ksoftirqd/211:25:372
11014992410,4cyclictest27-21ksoftirqd/210:56:592
11014992410,4cyclictest27-21ksoftirqd/210:56:592
11014992410,4cyclictest27-21ksoftirqd/210:56:592
1101199241,19cyclictest26325-21grep09:55:480
1101199241,19cyclictest26325-21grep09:55:480
191532230,3sleep30-21swapper/307:35:493
191532230,3sleep30-21swapper/307:35:493
191532230,3sleep30-21swapper/307:35:493
191532230,3sleep30-21swapper/307:35:493
190652230,3chrt0-21swapper/210:26:452
190652230,3chrt0-21swapper/210:26:452
1101499239,11cyclictest10175-21latency_hist08:40:402
1101499239,11cyclictest10175-21latency_hist08:40:402
1101499238,5cyclictest27-21ksoftirqd/208:01:312
1101499238,5cyclictest27-21ksoftirqd/208:01:312
1101499237,5cyclictest27-21ksoftirqd/209:38:092
1101499237,5cyclictest27-21ksoftirqd/209:38:092
1101499234,11cyclictest27-21ksoftirqd/212:27:012
1101499234,11cyclictest27-21ksoftirqd/212:27:012
1101499233,12cyclictest27-21ksoftirqd/209:28:142
1101499233,12cyclictest27-21ksoftirqd/209:28:142
1101499231,12cyclictest27-21ksoftirqd/209:57:022
1101499231,12cyclictest27-21ksoftirqd/209:57:022
11013992314,5cyclictest28661-21cpuspeed12:05:481
11013992314,5cyclictest28661-21cpuspeed12:05:481
11013992314,5cyclictest28661-21cpuspeed12:05:481
1101399231,3cyclictest0-21swapper/109:42:581
1101399231,3cyclictest0-21swapper/109:42:581
1101399231,3cyclictest0-21swapper/109:42:581
1101399231,19cyclictest29757-21ls10:40:511
1101399231,19cyclictest29757-21ls10:40:511
1101399231,18cyclictest4331-21ls12:15:501
1101399231,18cyclictest4331-21ls12:15:501
1101399231,18cyclictest4331-21ls12:15:501
11013992311,4cyclictest0-21swapper/110:28:431
11013992311,4cyclictest0-21swapper/110:28:431
1101199239,6cyclictest12-21ksoftirqd/009:42:580
1101199239,6cyclictest12-21ksoftirqd/009:42:580
1101199239,6cyclictest12-21ksoftirqd/009:42:580
1101199233,10cyclictest131rcu_preempt10:10:580
1101199233,10cyclictest131rcu_preempt10:10:580
1101199231,10cyclictest3166-21grep08:20:480
1101199231,10cyclictest3166-21grep08:20:480
71922220,4sleep333-21ksoftirqd/310:53:273
71922220,4sleep333-21ksoftirqd/310:53:273
71922220,4sleep333-21ksoftirqd/310:53:273
1101499229,5cyclictest27-21ksoftirqd/212:12:002
1101499229,5cyclictest27-21ksoftirqd/212:12:002
1101499229,5cyclictest27-21ksoftirqd/211:36:252
1101499229,5cyclictest27-21ksoftirqd/211:36:252
1101499229,5cyclictest27-21ksoftirqd/211:36:252
1101499229,5cyclictest27-21ksoftirqd/211:36:252
1101499228,6cyclictest27-21ksoftirqd/209:18:182
1101499228,6cyclictest27-21ksoftirqd/209:18:182
1101499226,8cyclictest27-21ksoftirqd/212:01:222
1101499226,8cyclictest27-21ksoftirqd/212:01:222
1101499226,8cyclictest27-21ksoftirqd/212:01:222
1101499226,7cyclictest27-21ksoftirqd/212:22:432
1101499226,7cyclictest27-21ksoftirqd/212:22:432
1101499226,7cyclictest27-21ksoftirqd/212:22:432
1101499225,8cyclictest27-21ksoftirqd/209:13:522
1101499225,8cyclictest27-21ksoftirqd/209:13:522
1101499223,12cyclictest27-21ksoftirqd/209:51:262
1101499223,12cyclictest27-21ksoftirqd/209:51:262
1101499223,12cyclictest27-21ksoftirqd/209:51:262
1101499221,17cyclictest20397-21timerandwakeup09:05:582
1101499221,17cyclictest20397-21timerandwakeup09:05:582
1101499221,17cyclictest20397-21timerandwakeup09:05:582
11014992210,9cyclictest21218-21latency_hist07:40:512
11014992210,9cyclictest21218-21latency_hist07:40:512
11014992210,9cyclictest21218-21latency_hist07:40:512
11014992210,5cyclictest27-21ksoftirqd/209:48:282
11014992210,5cyclictest27-21ksoftirqd/209:48:282
1101399221,4cyclictest131rcu_preempt09:46:501
1101399221,4cyclictest131rcu_preempt09:46:501
1101399221,4cyclictest131rcu_preempt09:46:501
11013992214,6cyclictest31705-21ssh10:01:351
11013992214,6cyclictest31705-21ssh10:01:351
11013992214,6cyclictest31705-21ssh10:01:351
1101399221,12cyclictest20238-21sh11:10:351
1101399221,12cyclictest20238-21sh11:10:351
1101199227,5cyclictest17941-21grep11:50:490
1101199227,5cyclictest17941-21grep11:50:490
1101199227,5cyclictest17941-21grep11:50:490
1101199227,4cyclictest16214-21fw_packets12:30:510
1101199227,4cyclictest16214-21fw_packets12:30:510
1101199227,4cyclictest16214-21fw_packets12:30:510
1101199226,12cyclictest38250irq/56-eth009:55:470
1101199221,7cyclictest14845-21wc08:50:580
1101199221,7cyclictest14845-21wc08:50:580
1101199221,4cyclictest0-21swapper/007:40:590
1101199221,4cyclictest0-21swapper/007:40:590
1101199221,4cyclictest0-21swapper/007:40:590
11011992212,7cyclictest0-21swapper/010:30:560
11011992212,7cyclictest0-21swapper/010:30:560
11011992212,7cyclictest0-21swapper/010:30:560
1101199221,18cyclictest1974-21ls08:15:570
1101199221,18cyclictest1974-21ls08:15:570
1101199221,18cyclictest1045-21ls10:45:490
1101199221,18cyclictest1045-21ls10:45:490
1101199221,18cyclictest1045-21ls10:45:490
1101199221,16cyclictest22334-21ssh11:56:010
1101199221,16cyclictest22334-21ssh11:56:010
94752210,2sleep10-21swapper/108:35:591
94752210,2sleep10-21swapper/108:35:591
197522210,3sleep30-21swapper/310:28:033
197522210,3sleep30-21swapper/310:28:033
1101499218,5cyclictest27-21ksoftirqd/207:33:082
1101499218,5cyclictest27-21ksoftirqd/207:33:082
1101499218,5cyclictest27-21ksoftirqd/207:33:082
1101499218,5cyclictest27-21ksoftirqd/207:33:082
1101499217,4cyclictest131rcu_preempt08:48:412
1101499217,4cyclictest131rcu_preempt08:48:412
11014992113,6cyclictest1637-21strings08:15:522
11014992113,6cyclictest1637-21strings08:15:522
1101499211,10cyclictest27-21ksoftirqd/208:11:162
1101499211,10cyclictest27-21ksoftirqd/208:11:162
1101499210,18cyclictest13476-21find07:20:462
1101499210,18cyclictest13476-21find07:20:462
1101399219,3cyclictest131rcu_preempt10:40:351
1101399213,14cyclictest19811-21/usr/sbin/munin12:35:481
11013992113,5cyclictest3286-21kworker/u8:710:24:121
11013992113,5cyclictest3286-21kworker/u8:710:24:121
11013992113,5cyclictest3286-21kworker/u8:710:24:121
11013992111,8cyclictest134-21systemd-journal09:31:471
11013992111,8cyclictest134-21systemd-journal09:31:471
1101399211,10cyclictest9809-21grep10:55:591
1101399211,10cyclictest9809-21grep10:55:591
1101399211,10cyclictest9809-21grep10:55:591
1101199212,7cyclictest134-21systemd-journal09:00:350
1101199212,7cyclictest134-21systemd-journal09:00:350
1101199211,5cyclictest10747-21grep09:35:590
1101199211,5cyclictest10747-21grep09:35:590
1101199211,5cyclictest0-21swapper/011:45:460
1101199211,5cyclictest0-21swapper/011:45:460
1101199211,5cyclictest0-21swapper/011:45:460
1101199211,5cyclictest0-21swapper/011:45:460
11011992114,5cyclictest17189-21cat11:05:520
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