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2026-07-11 - 15:49
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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
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rackbslot4.osadl.org (updated Sat Jul 11, 2026 12:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1292999703,61cyclictest30953-21unixbench_singl10:12:051
1292999682,8cyclictest2765-21/usr/sbin/munin11:02:021
1292999673,58cyclictest28926-21users10:52:041
12929996710,50cyclictest0-21swapper/110:21:561
12929996710,50cyclictest0-21swapper/110:21:561
1292999666,54cyclictest24705-21/usr/sbin/munin10:47:001
1292999664,56cyclictest0-21swapper/110:07:071
1292999645,31cyclictest0-21swapper/109:37:101
1292999645,31cyclictest0-21swapper/109:37:101
1292999643,56cyclictest21197-21grep12:07:021
1292999643,55cyclictest0-21swapper/108:52:061
1292999643,55cyclictest0-21swapper/108:52:061
1292999632,6cyclictest22905-21ssh10:02:001
1292999632,55cyclictest9424-21ssh11:51:581
1292999632,55cyclictest9424-21ssh11:51:581
1292999624,52cyclictest0-21swapper/110:16:591
1292999596,48cyclictest806-21ssh09:32:131
1292999593,7cyclictest9930-21/usr/sbin/munin10:27:061
1292499575,7cyclictest0-21swapper/011:44:440
1292499574,47cyclictest0-21swapper/010:25:260
1292499574,47cyclictest0-21swapper/010:25:260
1294599564,46cyclictest0-21swapper/310:49:363
1292499564,7cyclictest0-21swapper/010:59:550
12929995520,30cyclictest22158-21sed07:02:101
1292499553,47cyclictest0-21swapper/012:02:560
1292499553,46cyclictest9680-21ssh11:10:450
1292499553,46cyclictest9680-21ssh11:10:450
1294599545,43cyclictest0-21swapper/309:39:003
1294599545,43cyclictest0-21swapper/309:39:003
1294599544,44cyclictest0-21swapper/308:43:283
12929995420,28cyclictest16334-21fschecks_count10:36:481
1292999542,46cyclictest9423-21fschecks_count07:56:511
1292499545,43cyclictest0-21swapper/009:48:560
1292499544,25cyclictest0-21swapper/011:14:020
1292499543,46cyclictest0-21swapper/010:11:060
1294599534,43cyclictest0-21swapper/309:00:543
12929995321,27cyclictest17856-21tail08:17:081
12929995316,31cyclictest12878-21load11:56:511
1292499534,43cyclictest0-21swapper/008:26:150
1292499534,42cyclictest0-21swapper/009:31:390
1292499532,6cyclictest29707-21latency_hist08:46:360
1294599526,40cyclictest0-21swapper/306:52:113
1294599524,42cyclictest0-21swapper/311:10:553
1294599524,42cyclictest0-21swapper/311:10:553
1292999524,41cyclictest0-21swapper/109:56:411
1292999523,42cyclictest28949-21runrttasks08:45:051
1292999522,43cyclictest7082-21sh11:06:501
1292999522,43cyclictest7082-21sh11:06:501
1292499525,41cyclictest0-21swapper/007:21:580
1292499524,42cyclictest0-21swapper/008:56:480
1292499523,43cyclictest0-21swapper/011:26:320
1292499523,43cyclictest0-21swapper/009:12:040
1292499523,43cyclictest0-21swapper/008:51:570
1292499523,43cyclictest0-21swapper/008:51:570
1292499522,44cyclictest11309-21ssh10:30:020
1294599514,42cyclictest0-21swapper/306:50:413
1294599514,41cyclictest0-21swapper/311:32:143
1294599513,24cyclictest37-21ksoftirqd/310:21:013
1293899514,42cyclictest0-21swapper/211:57:542
1293899514,41cyclictest0-21swapper/209:46:162
1293899514,10cyclictest0-21swapper/210:37:252
1293899513,42cyclictest0-21swapper/209:48:362
1292999513,41cyclictest30382-21/usr/sbin/munin11:36:591
1292999513,41cyclictest17033-21fschecks_time09:11:511
1292999513,41cyclictest15237-21/usr/sbin/munin08:11:511
1292499519,36cyclictest0-21swapper/009:42:440
1292499514,41cyclictest0-21swapper/009:30:470
1292499514,40cyclictest0-21swapper/007:42:050
1292499514,40cyclictest0-21swapper/007:42:050
1292499513,43cyclictest0-21swapper/011:59:430
1292499513,43cyclictest0-21swapper/008:47:570
1292499512,6cyclictest7069-21kworker/0:011:16:540
1294599506,39cyclictest0-21swapper/311:18:553
1294599504,41cyclictest0-21swapper/309:52:263
1294599504,40cyclictest0-21swapper/309:36:343
1294599504,11cyclictest0-21swapper/309:10:573
1294599502,6cyclictest10364-21/usr/sbin/munin11:11:553
1293899505,39cyclictest0-21swapper/210:30:342
1293899504,8cyclictest0-21swapper/209:53:262
1293899503,42cyclictest0-21swapper/212:05:532
1293899503,41cyclictest573-21irqbalance11:14:152
1292999505,40cyclictest14561-21aten_rbpower_vo09:51:441
1292999504,39cyclictest32481-21fschecks_count07:31:511
1292999504,39cyclictest32481-21fschecks_count07:31:511
1292999503,7cyclictest18838-21ssh12:05:001
1292999503,41cyclictest4630-21aten_rbpower_cu11:46:421
1292999503,40cyclictest29099-21/usr/sbin/munin07:21:581
12929995022,23cyclictest9134-21basename09:01:481
1292999502,42cyclictest31545-21tail07:27:091
1292999502,42cyclictest26722-21aten_rbpower_vo07:16:521
12929995017,27cyclictest643-21runrttasks11:11:491
12929995017,27cyclictest24925-21ntpq08:36:581
12929995013,32cyclictest13614-21tr09:06:581
12929995013,30cyclictest14536-21timerandwakeup06:42:081
1292499505,39cyclictest0-21swapper/011:55:240
1292499505,39cyclictest0-21swapper/011:55:240
1292499505,39cyclictest0-21swapper/011:34:240
1292499505,39cyclictest0-21swapper/007:27:080
1292499504,40cyclictest0-21swapper/010:44:120
1292499504,40cyclictest0-21swapper/010:04:160
1292499504,39cyclictest0-21swapper/011:37:420
1292499504,39cyclictest0-21swapper/011:03:340
1292499504,39cyclictest0-21swapper/010:17:370
1292499504,39cyclictest0-21swapper/009:22:540
1292499503,40cyclictest0-21swapper/008:32:030
12924995012,33cyclictest10287-21grep09:02:060
12924995011,33cyclictest0-21swapper/011:30:520
1294599494,40cyclictest0-21swapper/312:09:263
1294599494,39cyclictest0-21swapper/310:42:183
1294599493,6cyclictest0-21swapper/309:31:353
1294599493,41cyclictest0-21swapper/311:46:083
1294599492,41cyclictest7264-21kworker/3:209:18:123
12945994912,31cyclictest0-21swapper/310:55:243
1293899494,39cyclictest0-21swapper/211:43:312
1293899493,40cyclictest0-21swapper/210:10:562
1292999497,36cyclictest7555-21latency09:41:551
1292999493,40cyclictest28046-21aten_rbpower_vo09:26:461
1292999493,40cyclictest2187-21ksmtuned11:00:561
1292999493,39cyclictest370-21systemd-journal11:21:561
1292999493,39cyclictest3594-21ksmtuned07:41:461
1292999493,39cyclictest3594-21ksmtuned07:41:461
1292999493,39cyclictest25061-21fschecks_time07:11:521
1292999493,39cyclictest2184-21/usr/sbin/munin07:36:531
1292999493,39cyclictest2184-21/usr/sbin/munin07:36:531
1292999493,39cyclictest19526-21fschecks_time06:56:521
1292999493,39cyclictest16134-21ntp_kernel_err06:47:021
1292999493,39cyclictest13022-21missed_timers10:31:541
12929994919,25cyclictest21900-21wc11:26:441
12929994914,29cyclictest11811-21/usr/sbin/munin09:47:041
12929994912,32cyclictest1285-21idleruntime11:41:491
1292499498,35cyclictest0-21swapper/010:52:320
1292499498,35cyclictest0-21swapper/009:37:050
1292499498,35cyclictest0-21swapper/009:37:050
1292499495,10cyclictest0-21swapper/007:36:560
1292499495,10cyclictest0-21swapper/007:36:560
1292499493,41cyclictest0-21swapper/009:51:490
1292499493,21cyclictest0-21swapper/008:17:570
12924994911,32cyclictest0-21swapper/010:51:300
12924994910,33cyclictest0-21swapper/012:09:180
1294599487,36cyclictest0-21swapper/308:49:233
1294599485,38cyclictest0-21swapper/310:28:083
1294599485,37cyclictest0-21swapper/311:30:143
1294599484,39cyclictest0-21swapper/312:05:283
1294599484,39cyclictest0-21swapper/311:50:593
1294599484,39cyclictest0-21swapper/309:47:363
1294599484,38cyclictest0-21swapper/310:59:013
1294599483,9cyclictest0-21swapper/311:54:043
1294599483,9cyclictest0-21swapper/311:54:043
1294599483,40cyclictest0-21swapper/311:02:453
1294599483,40cyclictest0-21swapper/310:34:253
1294599483,40cyclictest0-21swapper/310:25:563
1294599483,40cyclictest0-21swapper/310:25:563
1294599481,23cyclictest361ktimersoftd/309:23:273
1293899485,37cyclictest4777-21aten_rbpower_cu10:21:452
1293899485,37cyclictest4777-21aten_rbpower_cu10:21:452
1293899484,7cyclictest0-21swapper/209:38:072
1293899484,7cyclictest0-21swapper/209:38:072
1293899484,38cyclictest0-21swapper/209:36:132
1293899484,37cyclictest0-21swapper/210:18:302
1293899483,40cyclictest0-21swapper/211:27:002
1293899482,41cyclictest615-21ssh10:57:392
12938994811,31cyclictest0-21swapper/209:01:552
1292999487,35cyclictest17651-21fschecks_time06:51:531
1292999484,38cyclictest23027-21ntpdc08:31:581
1292999483,39cyclictest5624-21/usr/sbin/munin07:46:491
1292999483,39cyclictest20429-21aten_rbpower_cu09:16:481
1292999483,38cyclictest30128-21runrttasks08:46:481
1292999482,40cyclictest6183-21rt-features08:57:031
1292999482,40cyclictest20201-21latency_hist08:26:371
12929994817,25cyclictest21072-21timerandwakeup10:42:021
1292499488,34cyclictest0-21swapper/010:14:060
1292499487,35cyclictest0-21swapper/008:09:520
1292499484,39cyclictest0-21swapper/008:02:010
1292499484,38cyclictest0-21swapper/011:49:420
1292499484,38cyclictest0-21swapper/010:38:140
1292499484,38cyclictest0-21swapper/010:32:260
1292499484,38cyclictest0-21swapper/009:59:500
1292499484,38cyclictest0-21swapper/009:09:050
1292499484,38cyclictest0-21swapper/008:37:000
1292499484,38cyclictest0-21swapper/008:27:080
1292499484,38cyclictest0-21swapper/008:01:130
1292499484,38cyclictest0-21swapper/007:47:070
1292499483,40cyclictest0-21swapper/007:02:100
1292499483,10cyclictest15229-21fschecks_time08:11:510
1294599478,15cyclictest0-21swapper/310:12:443
1294599475,37cyclictest0-21swapper/310:36:383
1294599474,38cyclictest0-21swapper/310:10:083
1294599474,38cyclictest0-21swapper/308:51:463
1294599474,38cyclictest0-21swapper/308:51:463
1294599474,37cyclictest0-21swapper/309:12:533
1294599474,37cyclictest0-21swapper/309:04:523
1294599473,39cyclictest0-21swapper/310:00:463
1294599473,39cyclictest0-21swapper/309:43:073
1293899479,33cyclictest0-21swapper/211:22:252
1293899478,34cyclictest0-21swapper/211:05:002
1293899475,36cyclictest0-21swapper/211:38:042
1293899474,38cyclictest0-21swapper/210:54:482
1293899474,37cyclictest0-21swapper/211:10:292
1293899474,37cyclictest0-21swapper/211:10:292
1293899474,37cyclictest0-21swapper/210:46:392
1293899474,37cyclictest0-21swapper/210:46:012
1293899474,37cyclictest0-21swapper/209:18:272
1293899474,37cyclictest0-21swapper/208:57:142
1293899474,37cyclictest0-21swapper/208:44:412
1293899473,8cyclictest0-21swapper/210:11:362
1293899473,38cyclictest0-21swapper/209:59:062
12938994711,31cyclictest0-21swapper/209:22:592
12938994710,33cyclictest0-21swapper/211:35:332
1292999475,36cyclictest22908-21aten_rbpower_cu07:06:491
1292999473,38cyclictest7599-21fschecks_count07:51:511
1292999473,38cyclictest15467-21/usr/sbin/munin11:17:041
1292999473,38cyclictest12963-21aten_rbpower_cu08:06:471
1292999473,38cyclictest11444-21fschecks_time08:01:511
1292999473,37cyclictest25618-21/usr/sbin/munin11:31:431
1292499475,36cyclictest0-21swapper/009:19:410
1292499473,38cyclictest0-21swapper/007:52:070
1292499472,24cyclictest26334-21sshd07:15:520
1294599467,34cyclictest0-21swapper/311:22:483
1294599467,12cyclictest0-21swapper/310:01:453
1294599464,37cyclictest0-21swapper/311:57:323
1294599464,37cyclictest0-21swapper/311:40:113
1293899468,7cyclictest0-21swapper/209:27:172
1293899465,36cyclictest0-21swapper/209:13:342
1293899464,37cyclictest0-21swapper/211:55:022
1293899464,37cyclictest0-21swapper/211:55:022
1293899464,37cyclictest0-21swapper/208:50:272
1293899464,36cyclictest0-21swapper/212:07:492
1293899464,36cyclictest0-21swapper/211:20:332
1293899464,36cyclictest0-21swapper/206:41:442
1292999463,38cyclictest20927-21/usr/sbin/munin08:26:551
1292999463,37cyclictest24557-21fschecks_time09:21:501
1292499463,37cyclictest0-21swapper/006:59:540
1292499463,36cyclictest0-21swapper/007:31:580
1292499463,36cyclictest0-21swapper/007:31:580
1293899454,36cyclictest0-21swapper/211:48:102
1293899454,35cyclictest0-21swapper/208:53:102
1293899454,35cyclictest0-21swapper/208:53:102
1293899454,16cyclictest0-21swapper/210:32:572
1292499454,35cyclictest0-21swapper/007:16:560
1292499453,9cyclictest0-21swapper/006:49:210
1292499453,36cyclictest0-21swapper/007:06:590
1294599443,36cyclictest0-21swapper/306:44:373
1293899445,33cyclictest0-21swapper/210:03:172
1292499443,35cyclictest0-21swapper/006:46:070
1294599432,8cyclictest19872-21ntpq06:56:593
1292499423,6cyclictest0-21swapper/006:52:010
219852393,6sleep30-21swapper/308:30:383
104772393,7sleep30-21swapper/307:57:103
305212383,7sleep30-21swapper/307:26:523
24782383,6sleep20-21swapper/207:37:012
24782383,6sleep20-21swapper/207:37:012
125482387,26sleep20-21swapper/206:39:552
1293899374,28cyclictest0-21swapper/207:08:312
13062363,6sleep20-21swapper/207:34:152
13062363,6sleep20-21swapper/207:34:152
12945993623,8cyclictest15037-21cut08:11:503
1268023613,17sleep10-21swapper/106:41:341
1248623613,17sleep30-21swapper/306:39:113
182292353,6sleep20-21swapper/208:20:232
1293899354,26cyclictest0-21swapper/207:16:412
1293899354,26cyclictest0-21swapper/207:13:412
1293899354,26cyclictest0-21swapper/207:03:212
51452343,6sleep20-21swapper/207:45:302
51452343,6sleep20-21swapper/207:45:302
12945993423,6cyclictest1024-21sed07:32:073
12945993423,6cyclictest1024-21sed07:32:073
1293899344,26cyclictest0-21swapper/208:09:142
1293899343,26cyclictest0-21swapper/208:37:342
12938993423,7cyclictest7882-21sort07:51:552
12945993323,6cyclictest27053-21idleruntime07:16:563
1293899334,25cyclictest0-21swapper/209:09:582
1293899333,26cyclictest0-21swapper/208:31:092
12938993322,7cyclictest19136-21awk06:56:442
12938993321,7cyclictest643-21runrttasks08:21:522
1249323311,16sleep00-21swapper/006:39:160
263032323,6sleep30-21swapper/307:15:333
12945993222,6cyclictest13240-21fschecks_time08:06:513
12945993222,6cyclictest11539-21if_eth208:01:523
1293899323,25cyclictest0-21swapper/208:31:392
89282313,6sleep30-21swapper/307:55:573
12945993121,6cyclictest6562-21timerwakeupswit07:47:073
12945993121,6cyclictest22912-21aten_rbpower_en07:06:493
12945993118,8cyclictest18725-21awk08:21:483
1293899312,25cyclictest10850-21idleruntime-cro08:01:362
12938993119,7cyclictest31554-21tail07:27:092
1294599309,7cyclictest220892grep07:02:093
1294599303,22cyclictest4474-21fgrep07:42:033
1294599303,22cyclictest4474-21fgrep07:42:033
12945993021,5cyclictest24985-21proc_pri08:37:003
1294599302,22cyclictest1834-21wget07:36:493
1294599302,22cyclictest1834-21wget07:36:493
12945993017,7cyclictest28598-21wget07:21:493
1293899303,23cyclictest0-21swapper/208:11:392
1293899303,23cyclictest0-21swapper/208:05:392
12938993018,7cyclictest29557-21timerwakeupswit07:22:072
12938993016,8cyclictest17541-21tune2fs06:51:522
12945992919,6cyclictest23180-21wc08:32:023
12945992916,8cyclictest17841-21sed08:17:083
1293899283,20cyclictest0-21swapper/207:46:462
1293899283,20cyclictest0-21swapper/206:46:402
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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