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2026-08-25 - 03:56
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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 376 highest latencies:
System rackbslot4.osadl.org (updated Tue Aug 25, 2026 00:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
196492780,5sleep019645-21if_eth219:03:020
175499649,49cyclictest16402-21ssh23:13:073
173999623,53cyclictest0-21swapper/019:58:510
173999597,45cyclictest0-21swapper/021:44:220
173999593,51cyclictest0-21swapper/021:17:030
1739995929,25cyclictest3-21ksoftirqd/020:47:410
175499584,9cyclictest27784-21ssh23:30:103
175499575,47cyclictest0-21swapper/321:21:333
1754995720,32cyclictest32366-21cut19:37:553
175499572,50cyclictest29806-21idleruntime-cro20:37:413
1754995711,39cyclictest4495-21grep23:42:473
173999574,7cyclictest0-21swapper/021:41:220
145725710,16sleep30-21swapper/318:17:113
175499564,9cyclictest3995-21ntp_kernel_err21:28:033
175499556,43cyclictest0-21swapper/322:24:213
175499554,6cyclictest0-21swapper/322:20:213
173999554,45cyclictest0-21swapper/023:02:590
173999554,45cyclictest0-21swapper/023:02:590
173999554,44cyclictest0-21swapper/020:22:540
173999553,47cyclictest0-21swapper/020:55:530
173999552,48cyclictest2666-21ssh22:52:410
175499546,42cyclictest0-21swapper/321:15:333
1754995412,7cyclictest23185-21memory20:28:023
1754995411,37cyclictest17309-21ssh21:46:063
173999544,42cyclictest0-21swapper/023:33:300
175499536,41cyclictest0-21swapper/322:33:413
175499535,42cyclictest0-21swapper/322:30:413
175499534,43cyclictest0-21swapper/323:03:503
175499534,43cyclictest0-21swapper/323:03:503
175499534,43cyclictest0-21swapper/322:16:213
1754995313,34cyclictest0-21swapper/323:34:393
1754995311,36cyclictest25414-21ssh21:57:133
173999533,44cyclictest22992-21ssh23:22:570
173999533,44cyclictest0-21swapper/022:44:310
173999533,44cyclictest0-21swapper/022:44:310
1739995310,38cyclictest0-21swapper/020:40:540
175499524,42cyclictest30019-21grep22:02:553
175499524,42cyclictest30019-21grep22:02:553
1754995211,35cyclictest665-21grep21:23:123
1754995210,36cyclictest2522-21smart_sda20:43:083
173999524,42cyclictest0-21swapper/020:29:480
1739995210,9cyclictest0-21swapper/018:23:110
175499514,41cyclictest0-21swapper/323:08:303
175499514,41cyclictest0-21swapper/321:51:583
175499514,41cyclictest0-21swapper/320:39:243
175499514,11cyclictest0-21swapper/323:18:303
175499513,8cyclictest0-21swapper/322:47:023
175499513,8cyclictest0-21swapper/322:47:023
175499513,7cyclictest0-21swapper/321:39:323
175499513,6cyclictest0-21swapper/323:38:503
175499512,6cyclictest22217-21idleruntime-cro20:27:423
1754995112,33cyclictest2899-21ssh22:53:103
1754995111,34cyclictest385-21ssh22:48:223
173999517,38cyclictest0-21swapper/022:29:110
173999514,41cyclictest0-21swapper/021:34:320
173999513,5cyclictest0-21swapper/022:06:120
173999513,5cyclictest0-21swapper/022:06:120
173999512,6cyclictest9037-21kworker/0:123:14:000
1739995112,33cyclictest0-21swapper/019:07:590
1739995112,33cyclictest0-21swapper/019:07:590
13612518,13sleep00-21swapper/018:15:590
175099502,6cyclictest31096-21users22:03:122
175099502,6cyclictest31096-21users22:03:122
173999509,16cyclictest0-21swapper/022:40:040
173999508,36cyclictest0-21swapper/020:52:100
173999505,38cyclictest0-21swapper/018:48:040
173999504,40cyclictest0-21swapper/021:28:310
173999504,40cyclictest0-21swapper/021:25:520
173999503,42cyclictest0-21swapper/023:37:500
173999503,42cyclictest0-21swapper/023:19:000
173999503,42cyclictest0-21swapper/022:12:520
175499498,36cyclictest9395-21fschecks_count20:52:583
175499494,6cyclictest0-21swapper/321:57:423
175499494,39cyclictest20822-21latency_hist19:07:443
1754994915,28cyclictest16964-21fschecks_time21:02:563
1754994912,6cyclictest2873-21ssh22:08:563
1754994911,33cyclictest17790-21ssh20:21:233
173999494,40cyclictest0-21swapper/019:28:100
173999494,39cyclictest0-21swapper/022:33:230
173999494,39cyclictest0-21swapper/021:03:120
173999494,39cyclictest0-21swapper/020:33:040
173999494,39cyclictest0-21swapper/019:48:040
1739994917,26cyclictest14651-21diskmemload22:51:570
1739994912,5cyclictest0-21swapper/022:00:280
175499489,34cyclictest0-21swapper/322:37:553
175499489,33cyclictest2349-21cat19:43:023
175499489,33cyclictest0-21swapper/320:52:013
175499486,37cyclictest0-21swapper/321:00:543
175499485,38cyclictest0-21swapper/321:37:033
175499484,38cyclictest0-21swapper/318:59:533
175499483,10cyclictest0-21swapper/323:26:503
1754994810,32cyclictest0-21swapper/321:09:193
175099485,37cyclictest0-21swapper/221:03:232
173999486,37cyclictest0-21swapper/021:11:090
173999484,38cyclictest0-21swapper/023:11:570
173999484,38cyclictest0-21swapper/022:25:010
173999484,38cyclictest0-21swapper/021:57:060
173999484,38cyclictest0-21swapper/021:50:490
173999484,38cyclictest0-21swapper/020:19:490
173999483,8cyclictest0-21swapper/023:30:000
173999483,38cyclictest0-21swapper/019:57:100
173999482,41cyclictest9037-21kworker/0:121:17:430
1739994810,5cyclictest0-21swapper/022:19:050
175499477,35cyclictest564-21dbus-daemon18:27:443
175499474,38cyclictest0-21swapper/319:25:523
1754994710,31cyclictest0-21swapper/322:57:483
175099478,7cyclictest0-21swapper/221:35:012
173999479,5cyclictest0-21swapper/018:57:440
173999474,37cyclictest0-21swapper/023:45:340
173999474,37cyclictest0-21swapper/022:58:150
173999474,37cyclictest0-21swapper/022:10:220
173999473,39cyclictest0-21swapper/020:58:330
173999473,39cyclictest0-21swapper/019:17:540
173999473,39cyclictest0-21swapper/018:42:550
173999473,38cyclictest0-21swapper/020:02:580
173999473,38cyclictest0-21swapper/018:28:130
1754994611,31cyclictest15214-21latency_hist18:52:443
175099464,36cyclictest0-21swapper/223:08:172
175099464,36cyclictest0-21swapper/220:41:082
174399464,36cyclictest0-21swapper/120:35:211
173999467,33cyclictest0-21swapper/018:18:140
173999464,37cyclictest0-21swapper/018:58:000
173999464,35cyclictest0-21swapper/018:38:040
173999464,11cyclictest0-21swapper/020:13:080
173999463,37cyclictest0-21swapper/019:33:110
173999463,37cyclictest0-21swapper/019:23:140
173999463,36cyclictest0-21swapper/019:47:430
175499455,35cyclictest0-21swapper/320:09:223
175499454,36cyclictest14649-21latency_hist20:17:423
175499454,36cyclictest0-21swapper/319:36:513
175499450,39cyclictest11482-21munin-run18:42:443
175099455,34cyclictest0-21swapper/221:13:142
175099454,36cyclictest0-21swapper/223:38:192
175099454,36cyclictest0-21swapper/221:08:072
174399455,34cyclictest0-21swapper/121:16:331
174399454,36cyclictest0-21swapper/123:00:411
174399453,37cyclictest0-21swapper/120:29:361
173999456,7cyclictest22938-21/usr/sbin/munin19:12:580
173999454,36cyclictest0-21swapper/018:33:180
316132443,7sleep10-21swapper/123:35:171
175499446,33cyclictest0-21swapper/319:58:283
175499445,35cyclictest0-21swapper/318:29:283
175099445,33cyclictest0-21swapper/222:23:022
175099444,35cyclictest0-21swapper/221:48:102
175099444,12cyclictest0-21swapper/221:27:092
175099442,36cyclictest20693-21ksmtuned22:32:592
1750994416,23cyclictest7650irq/23-ehci_hcd22:46:412
1750994416,23cyclictest7650irq/23-ehci_hcd22:46:412
1750994411,7cyclictest7431-21sshd23:46:372
173999443,36cyclictest0-21swapper/020:08:130
265682433,7sleep10-21swapper/123:28:411
175499435,34cyclictest0-21swapper/319:54:013
175499434,34cyclictest0-21swapper/319:13:573
175499434,33cyclictest0-21swapper/319:22:433
175499433,35cyclictest0-21swapper/319:09:583
175499433,35cyclictest0-21swapper/319:09:583
175099435,7cyclictest0-21swapper/223:25:552
175099435,7cyclictest0-21swapper/222:50:322
175099433,7cyclictest9526-21/usr/sbin/munin22:18:032
175099432,34cyclictest6040-21missed_timers20:48:042
175499424,34cyclictest0-21swapper/318:53:113
175499423,8cyclictest0-21swapper/318:33:063
175499423,35cyclictest0-21swapper/318:42:583
175499423,34cyclictest0-21swapper/320:03:473
175499423,34cyclictest0-21swapper/318:19:343
175099425,7cyclictest0-21swapper/223:30:512
81102413,6sleep20-21swapper/219:58:052
45972413,7sleep10-21swapper/122:56:541
175499414,33cyclictest0-21swapper/319:28:583
175499413,33cyclictest0-21swapper/319:47:573
175099412,33cyclictest2529-21diskstats18:17:582
167532413,7sleep10-21swapper/122:27:561
68322403,7sleep10-21swapper/122:14:201
237072402,6sleep10-21swapper/123:24:311
149252403,7sleep10-21swapper/120:59:421
114024015,19sleep20-21swapper/218:13:242
317212393,7sleep10-21swapper/119:33:461
175912393,6sleep20-21swapper/221:46:442
36532383,7sleep10-21swapper/118:18:371
296342383,6sleep20-21swapper/221:18:462
174399384,29cyclictest0-21swapper/122:50:041
174399383,30cyclictest0-21swapper/122:34:481
1743993828,6cyclictest22631-21latency_hist23:22:381
1743993818,15cyclictest543-21systemd-logind20:17:421
1743993817,16cyclictest28955-21sendmail_mailtr21:18:051
106052383,6sleep20-21swapper/220:04:172
175099375,27cyclictest0-21swapper/220:18:372
175099375,26cyclictest0-21swapper/222:38:492
174399374,27cyclictest0-21swapper/122:09:351
113342372,5sleep10-21swapper/120:55:031
1750993625,7cyclictest12290-21grep20:08:132
174399364,28cyclictest0-21swapper/122:19:001
174399364,28cyclictest0-21swapper/121:03:461
174399363,28cyclictest0-21swapper/121:37:491
1743993625,7cyclictest7287-21sshd23:46:211
147023613,17sleep10-21swapper/118:17:211
56292353,6sleep20-21swapper/222:58:402
300942353,6sleep20-21swapper/219:31:382
281732353,8sleep10-21swapper/119:25:571
280442353,6sleep20-21swapper/219:24:292
223452353,6sleep20-21swapper/219:08:362
223452353,6sleep20-21swapper/219:08:362
1750993524,6cyclictest19203-21wget19:02:552
174399353,27cyclictest0-21swapper/120:49:221
1743993524,7cyclictest8710-21grep18:33:111
1743993523,8cyclictest25685-21fgrep19:18:101
145232353,6sleep20-21swapper/220:16:122
50072343,6sleep20-21swapper/219:49:242
175099344,25cyclictest0-21swapper/220:43:362
175099344,24cyclictest0-21swapper/220:32:512
175099343,27cyclictest0-21swapper/221:57:152
175099343,26cyclictest0-21swapper/223:02:452
175099343,26cyclictest0-21swapper/223:02:452
174399344,25cyclictest0-21swapper/122:39:171
174399344,25cyclictest0-21swapper/121:37:391
1743993423,7cyclictest27642-21/usr/sbin/munin22:43:061
1743993423,7cyclictest27642-21/usr/sbin/munin22:43:061
1743993422,8cyclictest10401-21grep18:38:021
1743993422,7cyclictest24171-21grep19:13:151
1743993420,8cyclictest3015-21grep19:43:141
1743993420,8cyclictest15625-21sed21:43:061
147522343,6sleep10-21swapper/123:11:551
42142333,6sleep20-21swapper/218:22:492
175099334,25cyclictest0-21swapper/223:16:482
175099334,25cyclictest0-21swapper/220:23:582
175099334,24cyclictest0-21swapper/223:33:322
175099334,24cyclictest0-21swapper/221:59:172
175099334,24cyclictest0-21swapper/221:39:452
175099333,24cyclictest0-21swapper/223:18:542
174399334,23cyclictest0-21swapper/120:46:331
1743993322,7cyclictest18321-21/usr/sbin/munin21:48:111
1743993320,8cyclictest6522-21idleruntime18:28:011
1743993320,8cyclictest12871-21grep22:22:551
175099325,22cyclictest0-21swapper/218:48:012
175099324,24cyclictest0-21swapper/222:55:072
175099324,24cyclictest0-21swapper/221:01:492
175099324,23cyclictest0-21swapper/222:13:152
175099324,22cyclictest0-21swapper/222:27:432
1750993221,7cyclictest2364-21ls22:08:112
1750993219,8cyclictest16853-21sshd18:54:572
174399324,24cyclictest0-21swapper/123:40:471
174399324,22cyclictest0-21swapper/121:57:411
174399324,22cyclictest0-21swapper/120:23:171
174399324,22cyclictest0-21swapper/120:07:551
174399323,25cyclictest0-21swapper/121:53:481
174399323,24cyclictest0-21swapper/121:23:301
1743993221,7cyclictest21168-21head21:08:031
1743993210,17cyclictest0-21swapper/123:02:491
1743993210,17cyclictest0-21swapper/123:02:491
175099314,21cyclictest0-21swapper/220:53:002
175099313,24cyclictest0-21swapper/220:28:012
1750993120,6cyclictest5871-21grep19:52:582
1750993118,8cyclictest11013-21grep18:38:132
174399314,22cyclictest0-21swapper/120:41:281
174399314,22cyclictest0-21swapper/119:38:051
174399314,22cyclictest0-21swapper/118:23:101
1743993119,7cyclictest370-21systemd-journal19:50:021
1743993119,7cyclictest3553-21fschecks_time21:27:551
1743993119,7cyclictest18859-21crond23:17:371
1743993119,7cyclictest15563-21latency20:18:011
175099305,20cyclictest0-21swapper/218:27:562
175099304,21cyclictest0-21swapper/219:32:572
175099304,21cyclictest0-21swapper/218:43:092
175099303,22cyclictest0-21swapper/221:30:342
174399304,22cyclictest0-21swapper/119:28:081
174399304,21cyclictest0-21swapper/119:02:571
174399304,20cyclictest0-21swapper/122:03:301
174399304,20cyclictest0-21swapper/122:03:301
174399303,21cyclictest0-21swapper/118:57:571
174399302,22cyclictest22194-21grep19:08:141
174399302,22cyclictest22194-21grep19:08:141
1750992919,6cyclictest23997-21timerwakeupswit19:13:132
174399296,18cyclictest0-21swapper/118:43:001
174399294,20cyclictest0-21swapper/118:48:191
174399292,21cyclictest5803-21taskset19:52:571
1743992918,6cyclictest9416-21sh20:02:541
173999293,22cyclictest0-21swapper/019:37:440
1750992819,5cyclictest17311-21/usr/sbin/munin18:57:552
1750992818,6cyclictest8748-21open_files18:33:132
1750992816,7cyclictest1831-21cut19:42:542
174399284,19cyclictest0-21swapper/120:01:271
174399283,20cyclictest0-21swapper/118:53:041
1750992717,6cyclictest25046-21fschecks_count19:17:582
1750992715,7cyclictest32285-21aten_rbpower_cu19:37:542
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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