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2025-12-30 - 07:24
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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 highest latencies:
System rackbslot6.osadl.org (updated Tue Dec 30, 2025 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2237321790,4sleep01203999cyclictest00:05:140
1505321530,5sleep11204599cyclictest19:24:411
2421421380,3sleep11204599cyclictest22:17:081
1068911060,39ptp4l401ktimersoftd/319:19:003
22472850,1sleep30-21swapper/321:51:563
194532800,2sleep20-21swapper/221:35:012
194532800,2sleep20-21swapper/221:35:012
138972790,2sleep20-21swapper/221:29:112
106891730,1ptp4l401ktimersoftd/321:46:233
106891660,1ptp4l401ktimersoftd/300:30:313
129512650,2sleep00-21swapper/023:18:490
278672640,5sleep01203999cyclictest22:58:500
12049996351,6cyclictest33-21ksoftirqd/219:39:522
12049996149,5cyclictest33-21ksoftirqd/200:25:002
12049995846,5cyclictest33-21ksoftirqd/219:19:532
258112570,2sleep20-21swapper/219:45:012
176202570,2sleep20-21swapper/200:37:162
57692560,2sleep00-21swapper/021:55:100
12049995644,6cyclictest33-21ksoftirqd/223:04:572
265152530,5sleep126517-21sh23:34:441
12049995242,4cyclictest33-21ksoftirqd/220:44:552
12049995238,3cyclictest33-21ksoftirqd/200:10:092
12049995133,9cyclictest33-21ksoftirqd/220:09:572
12049995020,15cyclictest33-21ksoftirqd/219:29:582
12049994922,4cyclictest33-21ksoftirqd/223:50:052
12049994836,4cyclictest33-21ksoftirqd/223:14:442
12049994826,3cyclictest33-21ksoftirqd/220:40:062
12049994825,4cyclictest33-21ksoftirqd/223:14:572
106891480,1ptp4l401ktimersoftd/322:45:353
12049994742,3cyclictest33-21ksoftirqd/200:39:502
1204999473,8cyclictest33-21ksoftirqd/223:44:572
12049994722,4cyclictest33-21ksoftirqd/200:07:082
12049994719,6cyclictest33-21ksoftirqd/223:41:362
12049994717,5cyclictest33-21ksoftirqd/222:29:432
12049994637,4cyclictest33-21ksoftirqd/222:09:562
12049994623,4cyclictest33-21ksoftirqd/221:15:052
12049994622,4cyclictest33-21ksoftirqd/222:18:042
12049994621,11cyclictest33-21ksoftirqd/223:57:232
106891460,1ptp4l401ktimersoftd/322:22:493
12049994539,3cyclictest33-21ksoftirqd/222:44:482
12049994433,4cyclictest33-21ksoftirqd/222:55:062
12049994424,7cyclictest33-21ksoftirqd/223:59:592
12049994419,4cyclictest33-21ksoftirqd/200:32:042
106891440,2ptp4l1092-21kworker/3:200:21:003
106891440,1ptp4l401ktimersoftd/322:43:293
12049994338,3cyclictest33-21ksoftirqd/223:24:582
12049994336,4cyclictest33-21ksoftirqd/222:59:572
12049994331,3cyclictest33-21ksoftirqd/222:05:072
12049994319,4cyclictest33-21ksoftirqd/219:35:102
12049994318,4cyclictest33-21ksoftirqd/223:20:002
12049994318,4cyclictest33-21ksoftirqd/223:20:002
1204999428,3cyclictest121rcu_preempt22:49:532
12049994232,3cyclictest33-21ksoftirqd/221:40:022
12049994232,3cyclictest33-21ksoftirqd/221:40:022
12049994216,4cyclictest33-21ksoftirqd/221:55:142
12049994213,7cyclictest33-21ksoftirqd/200:23:292
12049994212,8cyclictest33-21ksoftirqd/220:55:012
12049994212,10cyclictest33-21ksoftirqd/221:34:412
106891420,15ptp4l6492-21kworker/3:222:14:413
1204999413,3cyclictest33-21ksoftirqd/200:45:192
1204999412,7cyclictest33-21ksoftirqd/220:09:402
12049994120,13cyclictest33-21ksoftirqd/223:30:092
12049994113,12cyclictest33-21ksoftirqd/220:34:592
106891410,1ptp4l401ktimersoftd/323:18:373
106891410,1ptp4l29107-21kworker/3:123:27:423
1204999404,3cyclictest121rcu_preempt21:00:102
1204999404,3cyclictest121rcu_preempt20:49:542
12049994034,3cyclictest33-21ksoftirqd/222:40:002
12049994034,3cyclictest33-21ksoftirqd/222:34:432
12049994034,3cyclictest33-21ksoftirqd/219:59:442
12049994017,4cyclictest33-21ksoftirqd/223:39:122
12049994012,6cyclictest33-21ksoftirqd/200:14:592
106891400,1ptp4l401ktimersoftd/321:09:593
1204999396,3cyclictest33-21ksoftirqd/221:20:042
12049993934,3cyclictest33-21ksoftirqd/220:24:542
12049993933,3cyclictest33-21ksoftirqd/221:49:552
12049993928,3cyclictest33-21ksoftirqd/222:35:002
12049993925,4cyclictest33-21ksoftirqd/220:19:582
12049993915,4cyclictest33-21ksoftirqd/222:04:012
112382395,20sleep211252-21sshd19:15:092
106891390,1ptp4l401ktimersoftd/322:36:483
1204999383,7cyclictest33-21ksoftirqd/221:10:032
12049993832,3cyclictest33-21ksoftirqd/222:24:122
12049993832,3cyclictest33-21ksoftirqd/221:49:422
12049993810,7cyclictest33-21ksoftirqd/219:54:392
106891380,1ptp4l401ktimersoftd/323:49:023
106891380,1ptp4l401ktimersoftd/323:35:453
106891380,1ptp4l401ktimersoftd/322:33:153
106891380,1ptp4l401ktimersoftd/322:07:563
106891380,1ptp4l401ktimersoftd/321:05:083
106891380,1ptp4l401ktimersoftd/300:04:183
1204999375,7cyclictest33-21ksoftirqd/220:29:572
117712375,10sleep10-21swapper/119:17:301
106891370,1ptp4l401ktimersoftd/323:55:303
106891370,1ptp4l401ktimersoftd/323:34:393
106891370,1ptp4l401ktimersoftd/322:57:413
106891370,1ptp4l401ktimersoftd/322:28:413
106891370,1ptp4l401ktimersoftd/321:57:353
106891370,1ptp4l401ktimersoftd/321:37:463
106891370,1ptp4l401ktimersoftd/321:37:463
106891370,1ptp4l401ktimersoftd/321:30:433
106891370,1ptp4l401ktimersoftd/320:56:133
106891370,1ptp4l401ktimersoftd/320:18:353
106891370,1ptp4l401ktimersoftd/300:45:453
106891370,1ptp4l401ktimersoftd/300:10:413
106891370,1ptp4l401ktimersoftd/300:07:593
12049993630,4cyclictest33-21ksoftirqd/219:24:412
12049993630,3cyclictest33-21ksoftirqd/220:15:082
12049993630,3cyclictest33-21ksoftirqd/219:59:402
12049993623,3cyclictest33-21ksoftirqd/221:04:552
12045993617,10cyclictest47050irq/101-ens3-Tx23:14:561
12039993630,3cyclictest9-21ksoftirqd/019:19:380
106891360,1ptp4l401ktimersoftd/323:54:293
106891360,1ptp4l401ktimersoftd/323:40:063
106891360,1ptp4l401ktimersoftd/323:20:043
106891360,1ptp4l401ktimersoftd/323:20:043
106891360,1ptp4l401ktimersoftd/323:12:323
106891360,1ptp4l401ktimersoftd/323:05:273
106891360,1ptp4l401ktimersoftd/322:59:573
106891360,1ptp4l401ktimersoftd/322:50:543
106891360,1ptp4l401ktimersoftd/321:44:163
106891360,1ptp4l401ktimersoftd/321:44:163
106891360,0ptp4l401ktimersoftd/320:27:513
106891360,0ptp4l401ktimersoftd/300:15:033
129982350,3sleep09-21ksoftirqd/022:04:580
106891350,0ptp4l401ktimersoftd/321:25:593
12045993421,8cyclictest3973-21ssh21:54:531
1203999342,23cyclictest0-21swapper/019:59:510
106891340,2ptp4l14428-21kworker/3:020:02:273
106891340,1ptp4l401ktimersoftd/322:16:273
106891340,1ptp4l401ktimersoftd/321:00:103
12039993320,6cyclictest9-21ksoftirqd/000:14:580
106891330,1ptp4l401ktimersoftd/320:04:543
106891330,1ptp4l401ktimersoftd/319:49:533
12039993218,7cyclictest9-21ksoftirqd/000:34:580
106891320,1ptp4l401ktimersoftd/322:03:153
106891320,10ptp4l401ktimersoftd/321:21:253
106891320,0ptp4l401ktimersoftd/320:44:123
106891320,0ptp4l401ktimersoftd/300:35:473
144842310,4sleep114488-21irqrtprio23:20:031
144842310,4sleep114488-21irqrtprio23:20:031
106891310,1ptp4l401ktimersoftd/320:23:113
106891310,1ptp4l401ktimersoftd/300:42:523
106891310,0ptp4l401ktimersoftd/320:50:543
106891310,0ptp4l401ktimersoftd/319:44:513
106891310,0ptp4l401ktimersoftd/319:23:423
106891300,0ptp4l401ktimersoftd/320:37:373
106891300,0ptp4l401ktimersoftd/320:10:523
143692290,1sleep014370-21modprobe23:20:020
143692290,1sleep014370-21modprobe23:20:020
12045992922,4cyclictest25-21ksoftirqd/122:19:541
1203999296,12cyclictest2231-21ssh22:29:570
12039992924,3cyclictest9-21ksoftirqd/022:50:030
12039992924,3cyclictest9-21ksoftirqd/021:20:000
12039992924,3cyclictest9-21ksoftirqd/019:49:390
12039992923,3cyclictest9-21ksoftirqd/023:49:450
12039992923,3cyclictest9-21ksoftirqd/022:42:280
106891290,0ptp4l401ktimersoftd/321:17:553
12045992822,3cyclictest25-21ksoftirqd/120:09:391
12039992823,3cyclictest9-21ksoftirqd/021:25:010
12039992819,5cyclictest9-21ksoftirqd/021:34:570
12039992819,5cyclictest9-21ksoftirqd/021:34:570
12060992720,4cyclictest41-21ksoftirqd/320:32:233
12060992720,4cyclictest41-21ksoftirqd/319:56:143
12045992720,4cyclictest25-21ksoftirqd/121:28:421
12039992721,3cyclictest9-21ksoftirqd/022:04:420
12039992721,3cyclictest9-21ksoftirqd/019:20:040
12045992621,3cyclictest25-21ksoftirqd/122:10:131
12045992620,4cyclictest25-21ksoftirqd/119:56:081
12045992620,3cyclictest25-21ksoftirqd/121:53:551
12045992619,4cyclictest4162-21/usr/sbin/munin23:45:051
12045992619,4cyclictest25-21ksoftirqd/120:11:061
12045992619,4cyclictest25-21ksoftirqd/119:45:361
12045992619,4cyclictest25-21ksoftirqd/119:43:521
12039992622,3cyclictest9-21ksoftirqd/023:05:030
12039992620,3cyclictest9-21ksoftirqd/022:27:460
12039992620,3cyclictest9-21ksoftirqd/019:52:580
12039992620,3cyclictest9-21ksoftirqd/019:26:400
12039992620,3cyclictest9-21ksoftirqd/000:20:130
12039992619,5cyclictest9-21ksoftirqd/023:35:110
12039992619,4cyclictest9-21ksoftirqd/023:52:180
12060992518,4cyclictest41-21ksoftirqd/320:47:173
12060992514,8cyclictest15054-21cat19:24:413
12045992520,3cyclictest25-21ksoftirqd/123:55:061
12045992518,4cyclictest25-21ksoftirqd/120:54:331
12045992518,4cyclictest25-21ksoftirqd/120:46:551
12045992518,4cyclictest25-21ksoftirqd/119:23:161
1203999254,12cyclictest18168-21ssh23:24:580
12039992520,3cyclictest9-21ksoftirqd/022:20:060
12039992520,3cyclictest9-21ksoftirqd/021:45:030
12039992520,3cyclictest9-21ksoftirqd/021:00:000
12039992520,3cyclictest9-21ksoftirqd/020:50:110
12039992519,3cyclictest9-21ksoftirqd/020:14:460
12039992519,3cyclictest9-21ksoftirqd/019:44:390
12039992518,4cyclictest9-21ksoftirqd/021:19:250
12039992518,4cyclictest9-21ksoftirqd/020:48:260
12039992518,4cyclictest9-21ksoftirqd/019:30:340
106891250,1ptp4l401ktimersoftd/319:40:033
106891250,0ptp4l401ktimersoftd/300:27:353
241452240,2sleep00-21swapper/022:16:590
12045992419,3cyclictest25-21ksoftirqd/123:00:391
12045992418,4cyclictest25-21ksoftirqd/121:03:161
12045992417,4cyclictest25-21ksoftirqd/122:39:001
12045992417,4cyclictest25-21ksoftirqd/122:30:121
12039992419,3cyclictest9-21ksoftirqd/022:49:440
12039992418,3cyclictest9-21ksoftirqd/021:08:210
12039992418,3cyclictest9-21ksoftirqd/020:07:230
12039992417,4cyclictest9-21ksoftirqd/020:40:350
12039992417,4cyclictest9-21ksoftirqd/020:35:580
12039992417,4cyclictest9-21ksoftirqd/020:12:090
12039992416,5cyclictest9-21ksoftirqd/023:39:450
106891240,1ptp4l401ktimersoftd/319:38:553
106891240,1ptp4l401ktimersoftd/319:30:063
12045992318,3cyclictest25-21ksoftirqd/123:06:421
12045992317,3cyclictest32282-21tr19:59:531
12045992317,3cyclictest25-21ksoftirqd/119:53:381
12045992317,3cyclictest25-21ksoftirqd/119:36:131
12045992316,4cyclictest25-21ksoftirqd/121:18:301
12045992316,4cyclictest25-21ksoftirqd/120:18:361
12045992316,4cyclictest25-21ksoftirqd/119:34:281
12039992318,3cyclictest9-21ksoftirqd/022:34:580
12039992318,3cyclictest9-21ksoftirqd/020:34:410
12039992318,3cyclictest9-21ksoftirqd/000:39:460
12039992318,3cyclictest9-21ksoftirqd/000:25:110
12039992318,3cyclictest9-21ksoftirqd/000:03:210
12039992317,3cyclictest9-21ksoftirqd/023:30:040
12039992317,3cyclictest9-21ksoftirqd/023:10:030
12039992316,4cyclictest9-21ksoftirqd/020:57:250
12045992217,3cyclictest25-21ksoftirqd/123:51:361
12045992217,3cyclictest25-21ksoftirqd/100:10:141
12045992216,4cyclictest25-21ksoftirqd/120:28:201
12045992216,3cyclictest25-21ksoftirqd/121:09:421
1204599221,4cyclictest8879-21ssh00:27:141
12045992213,5cyclictest3061-21ptp4l-jitter00:20:091
12045992211,6cyclictest0-21swapper/121:29:521
12039992217,3cyclictest9-21ksoftirqd/020:20:000
12039992216,3cyclictest9-21ksoftirqd/021:32:380
12039992216,3cyclictest9-21ksoftirqd/019:36:030
12045992115,4cyclictest25-21ksoftirqd/122:08:481
12045992115,4cyclictest25-21ksoftirqd/100:36:431
12045992115,3cyclictest25-21ksoftirqd/120:21:461
12045992115,3cyclictest15152-21latency_hist22:44:441
12045992114,4cyclictest18033-21sh23:24:521
1204599211,3cyclictest22072-21ssh22:50:521
1204599211,3cyclictest0-21swapper/121:47:471
12039992116,3cyclictest9-21ksoftirqd/023:55:000
12039992116,3cyclictest9-21ksoftirqd/021:09:580
12039992116,3cyclictest9-21ksoftirqd/000:30:010
12039992116,3cyclictest24759-1kworker/u9:100:13:110
12039992115,4cyclictest5371-21diskmemload21:39:550
12039992115,4cyclictest5371-21diskmemload21:39:550
12045992015,3cyclictest25-21ksoftirqd/121:40:061
12045992015,3cyclictest25-21ksoftirqd/121:40:061
12045992014,3cyclictest24824-21sh00:09:371
1204599201,3cyclictest21243-21ssh00:40:191
12045992013,4cyclictest9615-21processes22:00:041
12045992013,4cyclictest25-21ksoftirqd/120:54:541
12045992013,4cyclictest25-21ksoftirqd/120:33:221
1204599200,4cyclictest22687-21ssh21:39:141
1204599200,4cyclictest22687-21ssh21:39:141
1203999202,16cyclictest30498-21/usr/sbin/munin19:54:580
12039992015,3cyclictest23617-1kworker/u9:223:04:270
12039992013,4cyclictest24281-21cut00:45:060
12045991914,3cyclictest25-21ksoftirqd/100:31:131
1204599191,3cyclictest29664-21apt-get00:14:581
12045991913,4cyclictest30898-21/usr/sbin/munin21:05:001
12045991913,3cyclictest6891-21grep21:20:011
12045991912,4cyclictest29581-21sh23:37:031
12045991912,4cyclictest27737-21sh00:49:451
12045991912,4cyclictest25-21ksoftirqd/120:34:501
12045991912,4cyclictest1621-21sh23:42:161
12045991912,4cyclictest15986-21head22:45:011
1204599190,8cyclictest323992sh22:25:561
12039991914,3cyclictest9-21ksoftirqd/022:09:590
12039991913,3cyclictest11501-21/usr/sbin/munin20:25:030
12039991912,4cyclictest32386-21sh21:49:580
1204599181,2cyclictest0-21swapper/100:00:141
12045991812,3cyclictest6500-21switchtime23:10:131
12045991811,4cyclictest21103-21seq20:43:401
1204599180,16cyclictest0-21swapper/122:59:361
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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