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2026-04-08 - 14:29
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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 Wed Apr 08, 2026 00:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
848999782,70cyclictest10946-21/usr/sbin/munin18:12:593
848999742,65cyclictest29656-21/usr/sbin/munin19:02:593
848999734,63cyclictest0-21swapper/320:23:043
848999732,64cyclictest25900-21/usr/sbin/munin18:53:013
848999713,62cyclictest4628-21ssh22:35:083
848999712,63cyclictest20291-21/usr/sbin/munin18:37:563
848999712,63cyclictest14100-21/usr/sbin/munin19:47:493
848999712,63cyclictest14100-21/usr/sbin/munin19:47:493
848999703,34cyclictest29402-21ssh21:42:463
848999702,62cyclictest27770-21/usr/sbin/munin18:57:573
848999702,62cyclictest24030-21/usr/sbin/munin18:48:003
848999702,62cyclictest23337-21/usr/sbin/munin20:52:443
848999702,62cyclictest21673-21/usr/sbin/munin20:08:033
848999702,62cyclictest18755-21grep18:32:493
848999702,62cyclictest16981-21ssh22:52:043
848999702,62cyclictest12231-21/usr/sbin/munin19:42:583
8489997012,52cyclictest0-21swapper/322:23:423
848999699,53cyclictest0-21swapper/320:59:273
848999698,55cyclictest0-21swapper/323:34:123
848999695,58cyclictest26371-21/usr/sbin/munin20:12:563
848999694,58cyclictest0-21swapper/322:53:383
848999693,60cyclictest27373-21ssh23:04:493
848999693,60cyclictest22738-21ssh22:17:053
848999693,60cyclictest17784-21sed18:28:063
848999692,61cyclictest17839-21/usr/sbin/munin19:57:513
848999692,60cyclictest7977-21latency_hist20:32:333
8489996915,49cyclictest638-21runrttasks23:25:113
8489996911,52cyclictest0-21swapper/323:15:143
8489996911,52cyclictest0-21swapper/323:15:143
848999684,57cyclictest0-21swapper/322:41:303
848999683,59cyclictest14234-21/usr/sbin/munin21:22:483
848999683,58cyclictest16100-21cpu19:52:463
848999683,58cyclictest16100-21cpu19:52:463
848999682,60cyclictest17864-21ssh20:44:303
8489996814,49cyclictest31758-21ntp_kernel_err21:02:533
8489996811,51cyclictest0-21swapper/323:19:163
8489996810,52cyclictest0-21swapper/323:09:043
8489996810,52cyclictest0-21swapper/320:18:543
848999674,58cyclictest0-21swapper/318:07:473
848999674,58cyclictest0-21swapper/318:07:473
848999673,58cyclictest27137-21ssh21:39:203
848999673,57cyclictest16743-21/usr/sbin/munin22:07:593
848999672,59cyclictest4746-21/usr/sbin/munin19:22:583
848999672,59cyclictest21321-21ssh21:32:413
848999672,59cyclictest13429-21ssh22:03:313
848999672,59cyclictest10099-21fschecks_count22:42:433
848999672,31cyclictest14113-21ssh20:39:353
8489996711,50cyclictest0-21swapper/321:28:373
848999666,54cyclictest0-21swapper/323:29:383
848999665,30cyclictest6188-21aten_rbpower_en21:12:403
848999664,56cyclictest0-21swapper/321:50:123
848999664,56cyclictest0-21swapper/320:50:373
848999663,30cyclictest21831-21iostat_ios22:57:473
848999662,59cyclictest10346-21fschecks_time21:17:463
848999662,58cyclictest30825-21/usr/sbin/munin22:27:423
848999662,58cyclictest23949-21latency_hist18:47:353
848999662,58cyclictest14685-21/usr/sbin/munin18:23:013
848999662,58cyclictest12816-21/usr/sbin/munin18:17:463
848999662,58cyclictest10554-21ssh22:00:293
848999662,58cyclictest10554-21ssh22:00:293
848999662,31cyclictest4930-21ssh21:10:293
848999653,57cyclictest23220-21chrt22:17:393
848999652,57cyclictest11776-21ssh20:37:333
848999652,57cyclictest11776-21ssh20:37:333
848999643,55cyclictest5012-21ssh21:52:543
848999642,56cyclictest627-21snmpd19:41:153
848999632,55cyclictest1008-21/usr/sbin/munin19:13:073
8482996354,5cyclictest29-21ksoftirqd/220:57:312
810326012,17sleep30-21swapper/318:06:003
810326012,17sleep30-21swapper/318:06:003
848299573,17cyclictest0-21swapper/221:34:302
808525610,15sleep10-21swapper/118:05:501
808525610,15sleep10-21swapper/118:05:501
848999543,45cyclictest0-21swapper/319:21:133
8482995445,4cyclictest29-21ksoftirqd/219:27:342
848299544,44cyclictest0-21swapper/221:10:522
848299544,43cyclictest0-21swapper/221:00:112
848299543,45cyclictest0-21swapper/220:52:322
848299543,44cyclictest0-21swapper/220:07:322
848299534,6cyclictest0-21swapper/221:07:192
848299534,43cyclictest0-21swapper/221:18:382
846999535,43cyclictest32716-21/usr/sbin/munin21:48:000
848999522,44cyclictest31950-21idleruntime19:07:503
848999522,43cyclictest19883-21/usr/sbin/munin20:02:443
848299525,41cyclictest0-21swapper/220:38:112
848299525,40cyclictest0-21swapper/222:42:002
848299524,43cyclictest0-21swapper/218:15:472
848299523,44cyclictest0-21swapper/221:30:312
846999525,41cyclictest0-21swapper/022:30:590
846999525,13cyclictest0-21swapper/022:57:510
846999523,5cyclictest0-21swapper/021:18:000
846999523,43cyclictest0-21swapper/021:55:390
848999512,43cyclictest8979-21/usr/sbin/munin19:32:493
848299514,41cyclictest0-21swapper/220:34:212
848299514,41cyclictest0-21swapper/220:34:212
848299514,21cyclictest0-21swapper/222:53:212
848299513,42cyclictest0-21swapper/221:43:502
848299512,42cyclictest31306-21sadc19:07:342
846999513,41cyclictest0-21swapper/022:16:390
848299504,6cyclictest0-21swapper/220:20:522
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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