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2026-01-12 - 14:02
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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 Mon Jan 12, 2026 00:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
958997215,51cyclictest7342-21ssh21:27:301
958996820,42cyclictest13188-21/usr/sbin/munin21:34:091
958996814,48cyclictest0-21swapper/122:06:391
958996814,48cyclictest0-21swapper/121:55:491
958996716,45cyclictest11429-21ssh22:14:381
958996715,46cyclictest14512-21sed23:44:091
958996715,45cyclictest0-21swapper/121:07:061
95899668,14cyclictest0-21swapper/123:49:071
95899668,14cyclictest0-21swapper/123:49:071
958996621,39cyclictest7319-21sed22:09:121
958996621,39cyclictest1976-21ssh00:10:581
958996617,43cyclictest10641-21ssh00:23:211
958996518,41cyclictest26579-21ssh00:00:291
958996419,39cyclictest4338-21tune2fs22:48:541
958996419,11cyclictest8291-21ssh22:53:561
958996418,40cyclictest7383-21ssh23:34:511
958996418,40cyclictest22930-21ssh22:29:571
958996414,45cyclictest23649-21cut23:14:001
954996425,34cyclictest5031-21cat22:49:080
66426412,17sleep00-21swapper/018:53:180
958996321,9cyclictest26007-21/usr/sbin/munin22:34:071
958996321,36cyclictest15317-21/usr/sbin/munin23:04:001
958996320,37cyclictest14747-21ssh23:03:021
958996319,38cyclictest4231-21cat00:13:591
958996319,37cyclictest22311-21ssh23:54:261
958996318,39cyclictest587-21/usr/sbin/munin21:19:021
958996318,39cyclictest20121-21ssh22:27:031
958996318,39cyclictest10032-21ssh21:30:111
958996318,38cyclictest19672-21df_inode21:43:531
958996318,38cyclictest19672-21df_inode21:43:531
958996317,39cyclictest16884-21ssh22:23:131
958996315,8cyclictest594-21ssh22:00:491
958996248,9cyclictest0-21swapper/121:49:301
958996220,35cyclictest19104-21/usr/sbin/munin23:09:121
958996219,38cyclictest17781-21ssh21:40:361
958996219,37cyclictest2445-21ssh22:46:011
958996219,37cyclictest11721-21ssh23:41:021
958996218,39cyclictest638-21runrttasks21:11:321
958996146,10cyclictest0-21swapper/123:23:471
958996120,8cyclictest5344-21ssh23:33:351
958996120,8cyclictest5344-21ssh23:33:351
958996120,35cyclictest27519-21ssh23:19:021
958996110,12cyclictest15453-21kworker/1:100:03:571
958996020,33cyclictest28729-21munin-node22:38:481
958996020,33cyclictest28729-21munin-node22:38:481
958996018,37cyclictest30916-21ssh21:14:481
958996018,36cyclictest16456-21ssh20:55:511
958996015,39cyclictest0-21swapper/120:59:031
50225912,17sleep30-21swapper/318:51:573
96999573,49cyclictest0-21swapper/323:52:113
96999573,49cyclictest0-21swapper/323:52:113
95499572,49cyclictest1562-21/usr/sbin/munin18:54:030
96999563,31cyclictest0-21swapper/300:19:043
96999555,44cyclictest0-21swapper/300:10:163
96999553,46cyclictest0-21swapper/322:34:293
96999544,16cyclictest0-21swapper/320:29:093
954995421,27cyclictest554-21dbus-daemon20:28:420
96999534,43cyclictest0-21swapper/323:33:273
96999534,43cyclictest0-21swapper/323:33:273
954995319,28cyclictest22318-21timerandwakeup22:29:100
954995317,30cyclictest4137-21sed00:13:570
954995313,7cyclictest26081-21cat22:34:080
96999524,42cyclictest0-21swapper/323:58:373
96999524,42cyclictest0-21swapper/322:28:293
96999523,43cyclictest0-21swapper/323:45:533
96999523,43cyclictest0-21swapper/323:16:283
96999523,42cyclictest0-21swapper/322:19:593
96999523,42cyclictest0-21swapper/321:29:203
969995212,35cyclictest18210-21latency_hist19:38:433
954995217,30cyclictest26822-21sed21:09:110
954995215,9cyclictest568-21gdbus22:28:390
954995215,8cyclictest20593-21date21:44:090
954995215,8cyclictest20593-21date21:44:090
96999514,41cyclictest0-21swapper/323:34:043
96999513,42cyclictest0-21swapper/322:12:293
96999513,42cyclictest0-21swapper/321:41:303
96999512,7cyclictest575-21ssh21:18:513
969995116,30cyclictest31347-21latency_hist20:13:433
96399515,13cyclictest0-21swapper/219:59:092
96399514,41cyclictest0-21swapper/223:57:222
95499519,36cyclictest3180-21tail23:29:090
95499519,36cyclictest3180-21tail23:29:090
95499514,14cyclictest0-21swapper/021:58:530
95499513,17cyclictest10775-21unixbench_singl23:39:090
954995120,25cyclictest15481-21timerwakeupswit20:54:100
95499512,17cyclictest2511050ssh21:08:260
954995117,6cyclictest7714-21latency19:09:020
954995117,6cyclictest7714-21latency19:09:020
954995114,7cyclictest18940-21awk20:59:070
954995112,5cyclictest20928-21cpu23:53:480
96999504,40cyclictest0-21swapper/322:59:173
96999504,39cyclictest0-21swapper/321:49:053
96999503,42cyclictest0-21swapper/323:09:583
96999503,40cyclictest0-21swapper/323:07:183
96999503,40cyclictest0-21swapper/322:08:243
969995012,32cyclictest0-21swapper/320:59:143
96399504,40cyclictest0-21swapper/223:39:102
95499509,11cyclictest0-21swapper/000:03:570
954995021,23cyclictest32716-21sh00:08:570
95499502,17cyclictest13670-21ssh22:18:520
954995018,27cyclictest26635-21cut19:59:030
954995017,8cyclictest11067-21timerwakeupswit22:14:110
954995016,7cyclictest11292-21rt-features20:44:060
954995016,7cyclictest11292-21rt-features20:44:060
954995015,6cyclictest6575-21processes23:34:020
96999494,8cyclictest0-21swapper/321:11:303
96999494,6cyclictest0-21swapper/321:05:313
96999494,39cyclictest0-21swapper/300:17:123
96999493,41cyclictest0-21swapper/319:51:333
96999493,40cyclictest0-21swapper/323:20:183
96999492,41cyclictest3424-21kworker/3:021:58:193
969994912,5cyclictest0-21swapper/322:49:543
969994911,32cyclictest0-21swapper/322:14:483
969994911,32cyclictest0-21swapper/322:00:543
95499494,15cyclictest0-21swapper/022:46:300
95499494,14cyclictest0-21swapper/021:52:200
95499494,13cyclictest0-21swapper/021:22:020
95499493,16cyclictest0-21swapper/022:56:480
954994922,22cyclictest11350-21chrt21:33:010
954994921,24cyclictest14922-21fschecks_count19:28:570
954994920,24cyclictest3213-21gzip22:04:050
954994918,26cyclictest12528-21sendmail_mailtr22:59:050
954994917,5cyclictest13977-21latency_hist20:53:420
954994916,7cyclictest8664-21ssh00:19:080
954994915,7cyclictest31563-21threads23:24:060
954994915,7cyclictest23784-21pluginstate23:14:040
954994915,7cyclictest13941-21grep19:24:120
954994915,7cyclictest12424-21if_eth221:33:550
954994915,6cyclictest27859-21sh23:19:080
954994914,6cyclictest638-21runrttasks19:51:290
954994914,5cyclictest0-21swapper/020:34:130
96999488,34cyclictest0-21swapper/320:57:013
96999484,39cyclictest0-21swapper/319:58:593
96999484,38cyclictest0-21swapper/322:45:343
96999484,38cyclictest0-21swapper/321:47:203
96999484,38cyclictest0-21swapper/321:47:203
96999484,38cyclictest0-21swapper/319:23:433
96999484,37cyclictest0-21swapper/323:58:583
96999484,37cyclictest0-21swapper/323:24:223
96999484,37cyclictest0-21swapper/322:29:463
96999484,37cyclictest0-21swapper/321:24:533
96999483,9cyclictest0-21swapper/323:40:373
96999483,8cyclictest0-21swapper/300:07:463
96999483,39cyclictest0-21swapper/321:14:563
969994810,5cyclictest0-21swapper/321:37:053
96399484,37cyclictest0-21swapper/223:43:432
96399483,40cyclictest0-21swapper/219:27:442
96399483,39cyclictest0-21swapper/222:26:442
96399483,39cyclictest0-21swapper/221:31:102
963994812,6cyclictest17477-21swap19:34:112
963994812,5cyclictest0-21swapper/220:55:152
963994812,30cyclictest0-21swapper/219:39:092
95499484,14cyclictest0-21swapper/023:04:090
95499484,13cyclictest0-21swapper/021:17:050
95499483,39cyclictest0-21swapper/021:54:140
954994815,8cyclictest13197-21/usr/sbin/munin23:43:570
954994815,6cyclictest21006-21netstat19:44:050
954994814,6cyclictest638-21runrttasks19:03:590
954994814,6cyclictest638-21runrttasks19:03:590
954994814,6cyclictest29554-21ntpq22:39:000
954994814,6cyclictest29554-21ntpq22:39:000
954994812,5cyclictest0-21swapper/022:11:270
96999478,7cyclictest0-21swapper/322:58:103
96999475,36cyclictest0-21swapper/322:38:483
96999475,36cyclictest0-21swapper/322:38:483
96999474,9cyclictest0-21swapper/319:48:433
96999473,37cyclictest0-21swapper/320:43:523
96999473,37cyclictest0-21swapper/320:43:523
96399479,5cyclictest0-21swapper/218:59:002
96399477,35cyclictest0-21swapper/200:19:382
96399474,37cyclictest0-21swapper/223:48:482
96399474,37cyclictest0-21swapper/223:48:482
96399474,37cyclictest0-21swapper/222:32:412
96399474,37cyclictest0-21swapper/221:19:142
96399474,37cyclictest0-21swapper/220:44:032
96399474,37cyclictest0-21swapper/220:44:032
96399474,37cyclictest0-21swapper/219:53:292
96399474,37cyclictest0-21swapper/200:17:362
96399474,37cyclictest0-21swapper/200:11:362
96399474,36cyclictest0-21swapper/221:06:452
96399474,10cyclictest0-21swapper/219:43:592
96399473,39cyclictest0-21swapper/223:08:512
96399473,39cyclictest0-21swapper/220:17:472
963994710,31cyclictest0-21swapper/222:07:482
95499474,10cyclictest0-21swapper/019:01:490
95499473,35cyclictest0-21swapper/023:11:400
95499473,14cyclictest0-21swapper/021:24:100
954994713,7cyclictest32687-21sed20:14:120
954994713,6cyclictest25348-21ntp_kernel_pll_23:58:590
954994713,6cyclictest17018-21unixbench_multi21:39:100
954994712,5cyclictest10713-21latency_hist19:18:440
96999464,36cyclictest0-21swapper/320:49:323
96999464,36cyclictest0-21swapper/320:40:163
96999464,36cyclictest0-21swapper/318:54:063
96399468,7cyclictest0-21swapper/223:26:102
96399464,36cyclictest0-21swapper/223:30:272
96399464,36cyclictest0-21swapper/223:30:272
96399464,36cyclictest0-21swapper/222:48:342
96399464,36cyclictest0-21swapper/221:39:202
96399464,36cyclictest0-21swapper/220:58:432
96399464,36cyclictest0-21swapper/220:23:582
96399464,36cyclictest0-21swapper/219:53:582
96399464,36cyclictest0-21swapper/219:29:072
96399464,36cyclictest0-21swapper/218:54:052
96399463,37cyclictest0-21swapper/220:03:562
96399463,37cyclictest0-21swapper/219:15:172
96399463,37cyclictest0-21swapper/219:13:202
96399463,37cyclictest0-21swapper/219:13:202
96399462,38cyclictest18491-21ssh23:07:582
963994611,8cyclictest0-21swapper/200:08:242
95499465,12cyclictest0-21swapper/019:58:430
954994615,6cyclictest2125-21timerwakeupswit20:19:130
954994615,6cyclictest19039-21missed_timers19:39:030
954994612,5cyclictest0-21swapper/020:08:550
96999454,34cyclictest0-21swapper/319:29:093
96999453,37cyclictest0-21swapper/319:03:583
96999453,37cyclictest0-21swapper/319:03:583
96999453,36cyclictest0-21swapper/320:06:583
96999453,36cyclictest0-21swapper/319:40:323
96999453,36cyclictest0-21swapper/319:14:013
96399458,32cyclictest0-21swapper/222:21:272
96399454,9cyclictest0-21swapper/220:49:032
96399454,35cyclictest0-21swapper/223:20:522
96399454,35cyclictest0-21swapper/222:35:402
96399454,35cyclictest0-21swapper/221:59:512
96399454,35cyclictest0-21swapper/221:17:032
96399454,35cyclictest0-21swapper/220:29:072
96399454,18cyclictest0-21swapper/222:40:002
96399454,18cyclictest0-21swapper/222:40:002
96399454,11cyclictest0-21swapper/220:33:432
96399453,37cyclictest0-21swapper/220:09:542
96399453,36cyclictest0-21swapper/220:19:032
958994521,18cyclictest21401-21timerwakeupswit19:44:131
95499452,19cyclictest4982-21diskstats20:28:550
95499452,16cyclictest17010-21aten_rbpower_cu23:48:480
95499452,16cyclictest17010-21aten_rbpower_cu23:48:480
954994514,6cyclictest11360-21idleruntime19:19:000
96999444,34cyclictest0-21swapper/320:18:423
96399445,33cyclictest0-21swapper/223:01:142
96399445,33cyclictest0-21swapper/221:48:402
96399445,33cyclictest0-21swapper/221:48:402
96399445,33cyclictest0-21swapper/221:38:012
96399445,33cyclictest0-21swapper/221:11:122
96399445,33cyclictest0-21swapper/200:01:192
96399444,35cyclictest0-21swapper/222:08:492
96399444,34cyclictest0-21swapper/219:19:122
963994430,10cyclictest0-21swapper/221:55:492
95499444,15cyclictest0-21swapper/020:39:020
95499443,16cyclictest0-21swapper/020:05:120
954994418,21cyclictest17296-21ntp_kernel_pll_19:34:050
39332443,7sleep20-21swapper/222:48:472
96999433,8cyclictest0-21swapper/319:24:093
96999433,35cyclictest0-21swapper/319:13:343
96999433,35cyclictest0-21swapper/319:13:343
96999433,35cyclictest0-21swapper/319:03:343
96999433,34cyclictest0-21swapper/319:58:433
96399435,7cyclictest0-21swapper/222:56:382
96399435,32cyclictest0-21swapper/222:18:052
96399434,33cyclictest0-21swapper/223:14:292
96399433,16cyclictest0-21swapper/219:04:102
96399433,16cyclictest0-21swapper/219:04:102
963994311,26cyclictest0-21swapper/220:39:142
958994320,17cyclictest32175-21/usr/sbin/munin20:14:021
958994318,19cyclictest29318-21seq20:06:531
958994315,22cyclictest30331-21missed_timers20:09:041
96999424,8cyclictest0-21swapper/320:26:323
96999424,6cyclictest0-21swapper/320:38:433
96999423,8cyclictest0-21swapper/320:19:273
958994225,12cyclictest5251-21/usr/sbin/munin20:28:571
958994225,12cyclictest24113-21/usr/sbin/munin19:53:551
958994224,13cyclictest3013-21aten_rbpower_po20:23:551
958994224,12cyclictest7090-21/usr/sbin/munin20:33:571
958994224,12cyclictest10924-21runrttasks19:18:491
958994223,14cyclictest1018-21runrttasks18:53:461
958994223,13cyclictest19179-21grep19:39:051
958994223,13cyclictest11561-21runrttasks20:44:101
958994223,13cyclictest11561-21runrttasks20:44:101
958994222,14cyclictest9370-21proc_pri20:39:081
958994221,15cyclictest2596-21awk20:22:221
958994221,15cyclictest18205-21runrttasks19:38:401
958994221,15cyclictest15851-21unixbench_multi19:29:131
958994220,16cyclictest8513-21runrttasks19:09:531
958994220,16cyclictest8513-21runrttasks19:09:531
958994220,16cyclictest22683-21interrupts19:49:001
958994218,18cyclictest13050-21tr20:49:031
958994217,19cyclictest10838-21latency_hist19:18:441
96399413,7cyclictest25835-21ssh21:51:382
958994122,13cyclictest6105-21open_inodes19:04:091
958994122,13cyclictest6105-21open_inodes19:04:091
958994122,13cyclictest26352-21/usr/sbin/munin19:58:571
958994024,12cyclictest12914-21cut19:23:531
958994022,13cyclictest3599-21df18:58:561
96399374,27cyclictest0-21swapper/221:23:502
3275623712,18sleep10-21swapper/118:49:341
61423412,17sleep20-21swapper/218:52:442
96399323,23cyclictest6328-21wc23:33:572
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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