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2026-08-30 - 22:08
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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 Sun Aug 30, 2026 12:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2634999613,52cyclictest0-21swapper/110:53:101
2634999599,43cyclictest0-21swapper/109:29:341
2634999594,48cyclictest0-21swapper/108:30:561
26344995950,5cyclictest3-21ksoftirqd/008:54:430
2636099584,47cyclictest0-21swapper/310:05:243
2636099584,47cyclictest0-21swapper/310:05:243
2634999574,48cyclictest0-21swapper/110:44:481
2634999574,47cyclictest0-21swapper/109:33:151
2635699564,46cyclictest0-21swapper/210:51:232
2635699564,46cyclictest0-21swapper/209:14:572
2635699564,46cyclictest0-21swapper/209:14:572
2634999564,46cyclictest0-21swapper/108:55:161
2635699555,44cyclictest0-21swapper/209:24:252
2635699555,44cyclictest0-21swapper/209:24:252
26356995517,33cyclictest2068-21aten_rbpower_cu06:34:582
2635699543,45cyclictest26831-21ssh10:07:242
2635699543,45cyclictest26831-21ssh10:07:242
2634999548,40cyclictest0-21swapper/108:17:161
2634999546,42cyclictest6874-21diskmemload10:05:081
2634999546,42cyclictest6874-21diskmemload10:05:081
2634999542,7cyclictest30831-21users08:45:161
2634999534,43cyclictest0-21swapper/111:43:021
2634999534,43cyclictest0-21swapper/111:14:231
26349995320,27cyclictest370-21systemd-journal11:30:551
2634999532,45cyclictest24902-21ssh08:38:311
2634999532,45cyclictest24902-21ssh08:38:311
2635699525,41cyclictest0-21swapper/209:44:422
2635699524,42cyclictest0-21swapper/210:59:032
2635699524,10cyclictest0-21swapper/209:59:042
2635699523,44cyclictest0-21swapper/211:36:122
2635699523,44cyclictest0-21swapper/211:36:122
26356995212,34cyclictest0-21swapper/208:23:432
2634999524,43cyclictest0-21swapper/110:30:541
2634999524,43cyclictest0-21swapper/109:40:151
2634999522,7cyclictest23378-21ssh11:29:221
2634999514,41cyclictest0-21swapper/109:03:481
2634999513,42cyclictest0-21swapper/111:14:591
26349995112,6cyclictest0-21swapper/109:10:521
2635699504,9cyclictest0-21swapper/208:29:272
2635699503,16cyclictest15363-21fschecks_count07:10:002
2634999506,39cyclictest0-21swapper/111:03:201
2634999505,39cyclictest0-21swapper/109:24:321
2634999505,39cyclictest0-21swapper/109:24:321
2634999504,40cyclictest0-21swapper/110:35:071
2634999503,43cyclictest0-21swapper/108:27:371
26349995011,5cyclictest21-21ksoftirqd/111:35:571
26349995011,5cyclictest21-21ksoftirqd/111:35:571
26349995010,34cyclictest564-21dbus-daemon11:19:411
2635699495,38cyclictest0-21swapper/207:25:042
2635699494,40cyclictest0-21swapper/210:20:152
2635699493,40cyclictest0-21swapper/211:05:132
2635699492,41cyclictest14128-21ssh11:15:432
2635699492,17cyclictest14892-21taskset10:34:572
26356994912,33cyclictest26124-21fschecks_time08:39:582
2634999495,14cyclictest0-21swapper/110:24:531
2634999494,41cyclictest0-21swapper/111:07:431
2634999494,40cyclictest0-21swapper/109:08:101
2634999494,39cyclictest0-21swapper/110:10:131
2634999494,39cyclictest0-21swapper/108:41:561
2634999493,41cyclictest0-21swapper/110:21:501
2634999493,41cyclictest0-21swapper/108:20:141
2634999493,40cyclictest0-21swapper/109:54:451
26349994911,6cyclictest0-21swapper/109:52:141
26349994911,6cyclictest0-21swapper/109:49:071
2635699485,37cyclictest0-21swapper/210:47:202
2635699484,39cyclictest0-21swapper/211:40:422
2635699484,39cyclictest0-21swapper/208:31:252
2635699484,11cyclictest0-21swapper/209:14:162
2635699483,41cyclictest0-21swapper/208:52:202
2635699483,39cyclictest0-21swapper/211:11:032
26356994812,31cyclictest0-21swapper/207:38:592
26356994812,31cyclictest0-21swapper/207:38:592
26356994811,31cyclictest0-21swapper/209:34:442
2634999485,38cyclictest0-21swapper/106:27:061
2634999485,13cyclictest0-21swapper/110:40:071
2634999484,39cyclictest0-21swapper/107:14:461
26349994839,5cyclictest21-21ksoftirqd/107:44:451
2634999483,40cyclictest0-21swapper/108:51:561
2634999483,39cyclictest0-21swapper/110:15:141
2634999483,39cyclictest0-21swapper/109:16:151
2634999483,39cyclictest0-21swapper/109:16:151
2634999483,39cyclictest0-21swapper/107:09:461
2634999482,41cyclictest201ktimersoftd/110:58:051
2634999482,41cyclictest11479-21kworker/1:210:04:341
26349994810,32cyclictest0-21swapper/109:34:481
2635699475,36cyclictest0-21swapper/209:25:222
2635699474,38cyclictest0-21swapper/207:00:092
2635699474,37cyclictest0-21swapper/209:49:552
2635699474,13cyclictest0-21swapper/206:25:152
2635699472,40cyclictest4543-21unixbench_singl08:05:152
26356994710,5cyclictest0-21swapper/208:35:422
26356994710,5cyclictest0-21swapper/208:35:422
2634999475,37cyclictest0-21swapper/106:19:561
2634999474,11cyclictest0-21swapper/107:00:141
2634999473,9cyclictest0-21swapper/106:39:011
2634499475,37cyclictest0-21swapper/011:00:060
2636099464,37cyclictest0-21swapper/306:15:163
2635699469,31cyclictest0-21swapper/211:00:002
2635699468,33cyclictest0-21swapper/207:05:022
2635699467,34cyclictest0-21swapper/206:20:182
2635699464,37cyclictest0-21swapper/210:10:012
2635699464,37cyclictest0-21swapper/208:59:562
2635699464,36cyclictest0-21swapper/210:31:032
2635699464,36cyclictest0-21swapper/210:16:002
2635699464,36cyclictest0-21swapper/210:00:352
2635699464,36cyclictest0-21swapper/209:31:202
2635699464,36cyclictest0-21swapper/208:15:232
2635699464,36cyclictest0-21swapper/206:58:392
2635699464,36cyclictest0-21swapper/206:44:582
2635699464,18cyclictest0-21swapper/211:25:272
2635699464,16cyclictest0-21swapper/208:14:232
2635699464,10cyclictest0-21swapper/206:40:102
2635699463,39cyclictest0-21swapper/209:46:252
2635699463,39cyclictest0-21swapper/208:46:062
2635699463,38cyclictest0-21swapper/210:41:212
2635699463,38cyclictest0-21swapper/208:00:102
26356994610,5cyclictest0-21swapper/209:07:192
2634999463,38cyclictest0-21swapper/108:03:041
2635699456,7cyclictest794-21sed07:55:162
2635699454,9cyclictest0-21swapper/206:50:072
2635699454,36cyclictest0-21swapper/207:49:562
2635699454,35cyclictest0-21swapper/211:19:462
2635699454,35cyclictest0-21swapper/206:19:472
2635699454,16cyclictest0-21swapper/208:56:232
2635699453,38cyclictest0-21swapper/211:30:082
2635699453,37cyclictest0-21swapper/210:24:592
2634999453,8cyclictest24271-21crond07:34:461
2634999453,37cyclictest0-21swapper/107:16:001
2635699443,36cyclictest0-21swapper/207:40:162
2635699443,35cyclictest0-21swapper/207:34:462
2634999443,36cyclictest0-21swapper/106:48:061
2634999443,36cyclictest0-21swapper/106:30:011
2634999443,35cyclictest370-21systemd-journal07:24:151
2634999443,35cyclictest0-21swapper/106:55:011
2634499442,37cyclictest7967-21tr08:15:070
2636099435,9cyclictest0-21swapper/311:20:103
2636099434,35cyclictest0-21swapper/308:35:073
2636099434,35cyclictest0-21swapper/308:35:073
2635699434,9cyclictest0-21swapper/207:45:112
2635699434,34cyclictest0-21swapper/207:15:022
2635699433,7cyclictest1151-21switchtime06:30:152
2634999433,8cyclictest0-21swapper/107:29:461
2634999433,36cyclictest0-21swapper/106:50:141
2634999433,35cyclictest0-21swapper/108:10:121
2634999433,35cyclictest0-21swapper/106:40:171
252742433,6sleep30-21swapper/311:30:223
27002423,7sleep30-21swapper/310:18:583
26360994232,5cyclictest37-21ksoftirqd/307:19:463
2634999423,34cyclictest0-21swapper/107:51:291
2634999423,32cyclictest0-21swapper/108:09:451
2634999422,34cyclictest26144-21latency_hist07:39:451
2634999422,34cyclictest26144-21latency_hist07:39:451
2634499424,32cyclictest0-21swapper/009:40:210
2634499423,33cyclictest0-21swapper/006:14:490
70142413,7sleep30-21swapper/309:40:303
57362413,7sleep00-21swapper/008:55:150
305992413,7sleep30-21swapper/310:12:263
2635699414,32cyclictest0-21swapper/207:20:052
2634999413,7cyclictest0-21swapper/107:55:061
2634999413,7cyclictest0-21swapper/107:47:041
186372413,7sleep30-21swapper/309:56:083
164152413,7sleep30-21swapper/307:10:193
228422403,8sleep00-21swapper/011:28:130
203402403,8sleep30-21swapper/308:31:393
190692403,7sleep00-21swapper/011:23:140
299892393,7sleep00-21swapper/011:37:230
299892393,7sleep00-21swapper/011:37:230
290732393,7sleep00-21swapper/009:27:230
26360993927,7cyclictest29805-21ssh08:45:003
255692393,7sleep00-21swapper/011:30:590
2445423914,18sleep20-21swapper/206:09:542
113052393,7sleep30-21swapper/311:12:473
316302383,7sleep30-21swapper/307:53:203
279772383,7sleep00-21swapper/007:44:200
278772383,7sleep30-21swapper/307:43:103
2636099384,29cyclictest0-21swapper/309:46:333
2636099384,29cyclictest0-21swapper/309:22:103
2636099384,29cyclictest0-21swapper/309:22:103
2636099384,29cyclictest0-21swapper/308:39:473
10062383,7sleep00-21swapper/007:56:590
322922373,7sleep30-21swapper/306:29:143
2636099374,29cyclictest0-21swapper/309:04:253
2636099373,30cyclictest0-21swapper/307:30:063
26344993724,7cyclictest867-21grep10:15:130
134102373,6sleep00-21swapper/009:05:410
110812373,7sleep30-21swapper/306:58:483
10702373,7sleep00-21swapper/011:41:460
49132363,6sleep00-21swapper/010:20:360
34832363,6sleep30-21swapper/309:35:553
2634999364,28cyclictest0-21swapper/106:16:111
26344993627,5cyclictest3-21ksoftirqd/010:59:400
2604323613,17sleep10-21swapper/106:14:031
2599023613,17sleep30-21swapper/306:13:293
258552363,7sleep00-21swapper/007:36:230
258552363,7sleep00-21swapper/007:36:230
177072363,7sleep00-21swapper/009:55:080
127462363,6sleep30-21swapper/308:21:173
127082363,6sleep30-21swapper/307:00:533
2636099354,27cyclictest0-21swapper/307:04:573
2636099354,27cyclictest0-21swapper/306:50:173
2636099354,26cyclictest0-21swapper/308:15:063
2636099353,28cyclictest0-21swapper/308:49:543
2636099352,27cyclictest28988-21sh06:19:593
2634499354,25cyclictest0-21swapper/011:14:570
26344993527,5cyclictest3-21ksoftirqd/008:38:360
26344993527,5cyclictest3-21ksoftirqd/008:38:360
26344993524,7cyclictest20754-21/usr/sbin/munin07:25:090
2582123512,17sleep00-21swapper/006:11:250
156382352,26sleep015645-21iostat_ios07:10:030
95742343,7sleep00-21swapper/009:00:220
2636099344,26cyclictest0-21swapper/310:45:213
2636099343,27cyclictest0-21swapper/309:25:053
2636099343,27cyclictest0-21swapper/309:05:153
2636099343,27cyclictest0-21swapper/308:05:163
26360993422,7cyclictest6829-21crond10:24:413
26360993422,7cyclictest543-21systemd-logind07:24:473
2634499345,24cyclictest0-21swapper/009:32:150
26344993424,6cyclictest16199-21ksmtuned08:25:420
26344993423,7cyclictest26209-21cut10:49:550
26344993423,7cyclictest20608-21/usr/sbin/munin10:00:070
26344993421,8cyclictest31295-21grep07:50:140
2634499342,17cyclictest301542missed_timers08:45:060
8702333,7sleep30-21swapper/307:55:213
282302333,7sleep00-21swapper/008:42:430
2636099334,25cyclictest0-21swapper/311:40:143
2636099334,24cyclictest0-21swapper/310:52:543
2636099333,26cyclictest0-21swapper/309:49:483
2636099333,26cyclictest0-21swapper/308:09:463
2636099333,26cyclictest0-21swapper/307:35:063
2636099333,26cyclictest0-21swapper/307:35:063
2636099333,25cyclictest0-21swapper/309:12:153
2636099332,25cyclictest8554-21ls11:09:413
2634499334,24cyclictest0-21swapper/010:04:500
2634499334,24cyclictest0-21swapper/010:04:500
26344993323,6cyclictest11319-21fschecks_time10:29:570
26344993322,7cyclictest5645-21idleruntime08:10:010
26344993322,7cyclictest23648-21timerandwakeup07:30:150
2636099324,24cyclictest0-21swapper/311:18:053
2636099324,23cyclictest0-21swapper/310:24:463
2636099323,25cyclictest0-21swapper/308:24:513
2636099323,25cyclictest0-21swapper/308:04:053
2636099323,25cyclictest0-21swapper/307:48:013
2636099323,24cyclictest30531-21taskset10:55:033
26360993220,8cyclictest543-21systemd-logind06:39:463
26344993222,6cyclictest18974-21aten_rbpower_vo07:19:560
26344993221,7cyclictest31113-21idleruntime06:25:020
26344993221,7cyclictest14347-21wc08:24:450
26344993220,7cyclictest16811-21unixbench_multi09:10:140
26344993218,8cyclictest1084-21smart_sda06:30:140
2636099314,24cyclictest0-21swapper/310:04:333
2636099313,21cyclictest5784-21/usr/sbin/munin06:44:583
26360993120,7cyclictest15975-21awk10:35:133
26360993119,7cyclictest30552-21grep09:29:553
2634499314,23cyclictest0-21swapper/010:24:530
2634499313,25cyclictest0-21swapper/010:43:550
26344993123,5cyclictest8710-21/usr/sbin/munin11:10:030
26344993122,5cyclictest18325-21/usr/sbin/munin08:30:120
26344993121,6cyclictest29202-21switchtime10:10:090
26344993121,6cyclictest19806-21kernelversion09:15:010
26344993121,6cyclictest19806-21kernelversion09:15:010
26344993120,7cyclictest4075-21awk08:05:070
26344993120,6cyclictest1704-21grep07:59:590
26344993119,7cyclictest10248-21awk06:55:060
2636099304,22cyclictest0-21swapper/310:33:083
2636099304,22cyclictest0-21swapper/306:39:573
2636099303,24cyclictest0-21swapper/308:54:543
2634499305,22cyclictest0-21swapper/011:07:420
2634499305,19cyclictest0-21swapper/009:35:480
2634499304,22cyclictest0-21swapper/010:36:570
2634499303,24cyclictest0-21swapper/010:48:070
26344993019,7cyclictest29384-21latency06:20:060
26360992920,5cyclictest18444-21aten_rbpower_cu10:39:503
26360992919,6cyclictest28623-21switchtime11:35:093
26360992919,6cyclictest28623-21switchtime11:35:093
26360992917,7cyclictest1576-21seq06:31:523
2634499294,21cyclictest0-21swapper/009:52:040
26344992918,6cyclictest9475-21sshd09:44:570
26344992918,6cyclictest7939-21fschecks_time06:50:020
26344992917,7cyclictest25035-21seq09:21:420
26344992917,7cyclictest25035-21seq09:21:420
26344992917,7cyclictest17198-21forks07:15:000
26344992915,9cyclictest11562-21sshd07:00:010
20472293,19sleep00-21swapper/006:34:590
2636099286,17cyclictest0-21swapper/311:26:193
2636099283,21cyclictest0-21swapper/309:15:053
2636099283,21cyclictest0-21swapper/309:15:053
26360992818,6cyclictest1155-21/usr/sbin/munin11:00:003
26360992816,7cyclictest19268-21fschecks_time07:20:003
2634499284,19cyclictest0-21swapper/007:05:070
26344992818,6cyclictest6238-21if_err_eth206:45:030
2634499274,10cyclictest0-21swapper/007:44:550
26344992715,7cyclictest4105-21fschecks_count06:40:020
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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