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2026-07-09 - 09:00
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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 100 highest latencies:
System rackbslot4.osadl.org (updated Thu Jul 09, 2026 00:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
246782780,10sleep3357799cyclictest19:37:593
357799700,64cyclictest564-21dbus-daemon22:02:543
356699602,51cyclictest20250-21unixbench_multi23:38:221
357799573,48cyclictest0-21swapper/321:34:173
3577995718,35cyclictest11302-21ssh00:09:363
357799571,49cyclictest370-21systemd-journal20:48:103
3566995719,33cyclictest643-21runrttasks23:55:521
357799567,43cyclictest0-21swapper/321:20:543
357799564,47cyclictest0-21swapper/323:21:213
357799560,50cyclictest20660-21kworker/3:122:24:273
357799560,50cyclictest18694-21ssh23:37:523
3571995617,34cyclictest26660-21cpu23:48:012
3566995621,29cyclictest23232-21cut19:33:141
357799556,43cyclictest0-21swapper/322:56:473
357799556,43cyclictest0-21swapper/322:56:473
357799554,45cyclictest0-21swapper/323:32:353
357799554,44cyclictest0-21swapper/323:44:343
3577995518,33cyclictest27366-21ntpq23:48:123
3577995516,35cyclictest7391-21ssh00:04:183
3577995515,36cyclictest23268-21ssh23:00:123
3577995511,39cyclictest0-21swapper/322:11:363
357199554,9cyclictest0-21swapper/223:35:452
357199554,44cyclictest0-21swapper/222:05:072
357199553,46cyclictest0-21swapper/221:05:082
3566995520,29cyclictest19265-21/usr/sbin/munin22:13:191
3566995517,32cyclictest643-21runrttasks19:42:241
3566995516,6cyclictest4168-21sendmail_mailtr21:08:201
3566995516,33cyclictest8012-21threads21:13:241
3566995516,33cyclictest643-21runrttasks20:36:431
3566995516,33cyclictest643-21runrttasks19:19:581
357799545,44cyclictest0-21swapper/322:06:473
357799543,45cyclictest0-21swapper/323:04:153
3577995417,33cyclictest20952-21ssh22:14:023
3577995415,35cyclictest3620-21ssh23:59:213
3577995415,35cyclictest1191-21ssh21:04:103
3577995414,36cyclictest5728-21ssh21:53:333
357199544,44cyclictest0-21swapper/223:42:502
357199544,25cyclictest0-21swapper/221:32:482
3566995420,28cyclictest370-21systemd-journal19:53:121
356699542,46cyclictest16369-21ssh22:08:191
3566995416,32cyclictest643-21runrttasks23:21:101
356299545,43cyclictest0-21swapper/023:35:450
357799537,39cyclictest0-21swapper/322:27:583
357799534,42cyclictest0-21swapper/321:09:253
357799532,45cyclictest0-21swapper/322:50:363
3577995318,30cyclictest29298-21ls20:58:233
3577995314,35cyclictest19743-21ssh20:46:443
3577995313,36cyclictest16153-21ssh21:24:223
3577995310,37cyclictest0-21swapper/321:32:063
357199537,40cyclictest0-21swapper/222:20:362
357199534,8cyclictest0-21swapper/200:04:342
357199533,44cyclictest0-21swapper/223:32:382
357199532,7cyclictest8917-21chrt21:14:482
356699533,45cyclictest31614-21wc22:28:201
3566995316,31cyclictest4237-21missed_timers20:08:181
3566995316,31cyclictest21928-21unixbench_multi20:48:271
3566995314,8cyclictest25426-21wc23:03:111
3566995311,35cyclictest0-21swapper/123:58:021
24642534,10sleep02543-21/usr/sbin/munin18:38:220
357799526,41cyclictest0-21swapper/322:21:023
357799526,40cyclictest0-21swapper/321:50:303
357799526,39cyclictest0-21swapper/323:13:033
357799524,42cyclictest0-21swapper/323:54:543
3577995215,9cyclictest3030-21sshd20:03:553
357199525,40cyclictest0-21swapper/221:55:312
357199524,9cyclictest0-21swapper/222:39:462
357199524,42cyclictest0-21swapper/223:06:352
357199523,43cyclictest0-21swapper/220:55:182
3566995216,30cyclictest8322-21cut23:23:141
3566995216,30cyclictest8322-21cut23:23:141
3566995216,30cyclictest643-21runrttasks23:02:161
3566995216,30cyclictest10539-21processes22:43:171
3566995215,31cyclictest16478-21diskmemload23:36:341
3566995215,31cyclictest16478-21diskmemload20:46:021
357799519,36cyclictest0-21swapper/322:33:003
357799516,39cyclictest0-21swapper/323:09:183
357799515,40cyclictest0-21swapper/321:40:173
357799515,40cyclictest0-21swapper/321:13:363
3577995116,31cyclictest11357-21ssh22:44:053
3577995116,30cyclictest31077-21ssh21:44:253
3577995114,33cyclictest27164-21ssh20:56:263
357199515,40cyclictest0-21swapper/223:12:292
357199514,10cyclictest0-21swapper/223:00:052
357199513,42cyclictest0-21swapper/221:43:372
357199513,41cyclictest0-21swapper/220:59:482
356699512,43cyclictest15468-21missed_timers20:38:161
3566995118,28cyclictest28949-21latency_hist21:42:561
3566995116,7cyclictest643-21runrttasks18:54:291
3566995116,28cyclictest11129-21cut20:28:071
3566995115,30cyclictest2784-21seq21:50:161
3566995114,6cyclictest643-21runrttasks21:32:431
3566995114,32cyclictest10643-21sed00:08:211
3566995112,6cyclictest643-21runrttasks21:44:371
357799507,38cyclictest0-21swapper/322:40:323
357799506,38cyclictest0-21swapper/319:07:593
357799501,43cyclictest16729-21sshd19:14:133
357199505,39cyclictest0-21swapper/222:53:402
357199505,39cyclictest0-21swapper/222:53:402
357199505,39cyclictest0-21swapper/222:51:262
357199504,8cyclictest0-21swapper/221:24:182
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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