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2026-03-11 - 15:29
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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 Mar 11, 2026 12:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2273099715,33cyclictest0-21swapper/311:21:383
2273099705,7cyclictest0-21swapper/310:20:563
2273099705,7cyclictest0-21swapper/308:46:173
2273099704,7cyclictest0-21swapper/311:40:283
2273099704,7cyclictest0-21swapper/310:11:193
2273099704,59cyclictest0-21swapper/311:10:023
2273099704,59cyclictest0-21swapper/310:16:533
2273099702,8cyclictest7536-21ssh10:33:213
2273099695,57cyclictest0-21swapper/310:38:543
2273099694,7cyclictest0-21swapper/311:06:563
2273099694,6cyclictest0-21swapper/311:31:093
2273099694,6cyclictest0-21swapper/311:31:093
2273099694,33cyclictest0-21swapper/311:50:023
2273099694,33cyclictest0-21swapper/311:25:233
2273099694,26cyclictest0-21swapper/309:03:493
2273099694,26cyclictest0-21swapper/309:03:493
2273099688,53cyclictest0-21swapper/310:30:543
2273099688,53cyclictest0-21swapper/310:30:543
2273099685,7cyclictest0-21swapper/309:19:133
2273099685,32cyclictest0-21swapper/308:47:523
2273099685,30cyclictest0-21swapper/311:01:573
2273099684,32cyclictest0-21swapper/311:42:273
2273099673,8cyclictest0-21swapper/309:45:453
2273099673,8cyclictest0-21swapper/309:45:453
2273099673,33cyclictest0-21swapper/306:37:393
22730996712,27cyclictest7984-21fschecks_time09:52:293
2273099669,27cyclictest0-21swapper/311:37:033
2273099665,31cyclictest0-21swapper/309:10:373
2273099664,30cyclictest0-21swapper/310:06:463
2273099664,29cyclictest0-21swapper/310:55:143
2273099654,7cyclictest0-21swapper/311:13:163
2273099654,33cyclictest0-21swapper/306:22:303
2273099654,29cyclictest0-21swapper/308:28:163
2273099654,28cyclictest0-21swapper/308:33:573
2273099654,10cyclictest0-21swapper/308:26:263
2273099645,31cyclictest0-21swapper/309:33:063
2273099644,9cyclictest0-21swapper/310:23:253
2272499647,50cyclictest0-21swapper/208:35:062
2273099634,9cyclictest0-21swapper/308:53:083
2273099634,29cyclictest0-21swapper/310:50:213
2273099633,5cyclictest0-21swapper/309:12:433
2273099632,8cyclictest20856-21/usr/sbin/munin07:42:433
2273099632,32cyclictest6854-21ssh09:51:133
22724996311,45cyclictest32662-21/usr/sbin/munin06:47:422
2273099623,31cyclictest14233-21needreboot10:42:333
22724996213,43cyclictest23320-21/usr/sbin/munin06:22:442
2273099614,26cyclictest0-21swapper/309:57:303
2272499607,48cyclictest3097-21switchtime10:27:442
2272499607,48cyclictest3097-21switchtime10:27:442
2272499607,46cyclictest0-21swapper/209:01:262
2272499607,46cyclictest0-21swapper/209:01:262
22724996014,40cyclictest24249-21chrt09:31:272
2272499598,8cyclictest27192-21sh09:34:432
2272499597,47cyclictest6763-21ssh08:26:362
2272499596,47cyclictest123112chrt11:22:322
2272499594,10cyclictest0-21swapper/206:55:142
22724995914,39cyclictest25186-21/usr/sbin/munin06:27:352
22724995914,39cyclictest25186-21/usr/sbin/munin06:27:352
22724995913,40cyclictest8971-21sed11:17:422
22724995913,40cyclictest27057-21/usr/sbin/munin06:32:502
22724995913,40cyclictest27057-21/usr/sbin/munin06:32:502
22724995912,41cyclictest22729-21/usr/sbin/munin07:47:442
22724995912,11cyclictest19471-21ssh08:42:342
22724995911,42cyclictest4010-21/usr/sbin/munin06:57:412
2272499588,43cyclictest30459-21kworker/2:311:50:172
22724995815,37cyclictest9621-21/usr/sbin/munin07:12:492
22724995815,37cyclictest28967-21/usr/sbin/munin11:02:292
22724995812,40cyclictest27735-21grep11:42:332
22724995812,40cyclictest21227-21ssh10:52:252
22724995810,42cyclictest3494-21ssh09:03:062
22724995810,42cyclictest3494-21ssh09:03:062
2246525812,17sleep10-21swapper/106:22:131
22730995724,7cyclictest28703-21crond06:37:193
22730995724,7cyclictest28703-21crond06:37:193
2272499579,42cyclictest3543-21kworker/2:109:49:082
2272499577,44cyclictest7560-21kworker/2:209:59:422
2272499575,45cyclictest0-21swapper/210:26:142
22724995712,39cyclictest30793-21/usr/sbin/munin06:42:472
22724995712,39cyclictest19105-21/usr/sbin/munin10:07:292
22724995712,38cyclictest15814-21iostat_ios10:02:312
22724995710,42cyclictest24600-21/usr/sbin/munin07:52:482
22724995710,41cyclictest26978-21diskstats10:17:302
2271199573,8cyclictest382-21systemd-journal06:38:390
2272499567,43cyclictest24890-21ssh10:13:542
2272499564,47cyclictest15400-21kworker/2:011:37:132
22724995615,35cyclictest4843-21ntp_states11:12:352
22724995614,36cyclictest14034-21iostat_ios09:17:342
22724995613,37cyclictest7750-21/usr/sbin/munin07:07:362
22724995612,38cyclictest8095-21ssh10:34:322
22724995612,38cyclictest17113-21/usr/sbin/munin07:32:492
22724995612,38cyclictest15243-21/usr/sbin/munin07:27:442
22724995611,39cyclictest9470-21ssh08:29:132
2271599564,46cyclictest0-21swapper/108:47:311
2272499555,44cyclictest0-21swapper/209:09:352
2272499554,45cyclictest0-21swapper/209:37:262
2272499554,45cyclictest0-21swapper/209:37:262
22724995514,36cyclictest28339-21/usr/sbin/munin08:02:432
22724995513,37cyclictest13375-21/usr/sbin/munin07:22:342
22724995513,36cyclictest17779-21ssh08:40:292
22724995512,37cyclictest32078-21/usr/sbin/munin08:12:422
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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