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2026-01-01 - 22:14
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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 100 highest latencies:
System rack0slot1.osadl.org (updated Thu Jan 01, 2026 12:43:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
85372740,1sleep20-21swapper/208:39:052
85372740,1sleep20-21swapper/208:39:052
129372700,0sleep50-21swapper/510:10:495
14922650,0sleep50-21swapper/510:04:085
321852630,1sleep09-21ksoftirqd/011:41:120
1010724823,7sleep60-21swapper/607:05:376
1120424632,8sleep50-21swapper/507:07:445
309792450,1sleep559-21rcuc/509:43:095
1139624128,8sleep00-21swapper/007:08:030
1013324119,16sleep30-21swapper/307:05:423
1161623925,8sleep10-21swapper/107:08:371
997723824,8sleep20-21swapper/207:05:092
1148023826,7sleep40-21swapper/407:08:244
691823523,7sleep70-21swapper/707:03:547
1283999252,19cyclictest29102-21postmaster09:29:202
12839992510,2cyclictest14150irq/24-ahci[00011:27:312
12841992311,0cyclictest0-21swapper/411:13:584
301562220,1sleep123-21rcuc/112:19:341
301562220,1sleep123-21rcuc/112:19:341
244672220,0sleep70-21swapper/711:17:007
131782220,0sleep30-21swapper/309:32:013
1284399221,2cyclictest17516-21Collectd-Thread10:20:316
12841992113,3cyclictest52-21ksoftirqd/412:06:564
1284099210,1cyclictest0-21swapper/311:13:313
1284499201,18cyclictest0-21swapper/708:54:107
1284199202,17cyclictest50-21rcuc/411:27:594
12841992016,3cyclictest52-21ksoftirqd/407:28:384
12841992010,1cyclictest5822-21diskmemload12:08:584
315202190,0sleep30-21swapper/310:41:553
1284499191,16cyclictest18844-21nioEventLoopGro09:45:017
1284199194,14cyclictest50-21rcuc/409:23:014
1284199192,16cyclictest0-21swapper/408:51:594
1284199192,16cyclictest0-21swapper/408:51:594
12841991916,2cyclictest0-21swapper/412:00:454
1284199190,18cyclictest0-21swapper/410:34:344
1284099190,1cyclictest0-21swapper/309:51:313
1283999194,2cyclictest14150irq/24-ahci[00008:13:162
124432197,7sleep30-21swapper/307:08:553
201092180,0sleep20-21swapper/211:54:042
1284199183,14cyclictest50-21rcuc/409:38:474
1284199182,15cyclictest52-21ksoftirqd/409:59:154
1284199182,15cyclictest50-21rcuc/412:23:274
1284199182,15cyclictest50-21rcuc/412:23:274
1284199182,15cyclictest0-21swapper/412:26:454
1284199182,15cyclictest0-21swapper/412:26:454
12841991816,0cyclictest0-21swapper/408:46:374
12841991814,3cyclictest50-21rcuc/408:24:154
1284099180,1cyclictest0-21swapper/310:33:163
1283999189,8cyclictest331ktimersoftd/210:50:082
1283999185,1cyclictest32-21rcuc/209:57:062
1283999185,1cyclictest16436-21GC10:58:342
1283999181,14cyclictest2792-21kworker/2:209:23:222
1283999180,15cyclictest2792-21kworker/2:210:04:582
95872170,2sleep61284399cyclictest12:07:376
82092170,0sleep70-21swapper/709:29:097
12843991715,1cyclictest22820-21QueuingRrdStrat12:17:416
12843991715,1cyclictest22820-21QueuingRrdStrat12:17:416
12843991715,1cyclictest22820-21QueuingRrdStrat10:27:206
1284199174,1cyclictest52-21ksoftirqd/411:05:374
1284199173,1cyclictest52-21ksoftirqd/411:37:214
1284199172,1cyclictest52-21ksoftirqd/411:44:044
1284199172,14cyclictest50-21rcuc/409:12:474
1284199172,14cyclictest21419-21kworker/4:108:30:514
1284199172,14cyclictest0-21swapper/412:17:554
1284199172,14cyclictest0-21swapper/412:17:554
1284199172,14cyclictest0-21swapper/410:40:514
12841991715,1cyclictest52-21ksoftirqd/407:57:564
12841991715,1cyclictest0-21swapper/410:08:054
12841991714,2cyclictest52-21ksoftirqd/411:57:364
12841991714,2cyclictest0-21swapper/411:03:434
1284199171,15cyclictest50-21rcuc/409:31:414
1284199171,15cyclictest0-21swapper/410:16:354
1284199171,14cyclictest50-21rcuc/407:11:184
1284199170,16cyclictest52-21ksoftirqd/407:23:264
1284199170,16cyclictest0-21swapper/411:29:434
1284199170,16cyclictest0-21swapper/408:34:194
1284199170,0cyclictest0-21swapper/409:53:534
1284099173,7cyclictest18020-21JNI-ICMP-21292-07:23:043
1284099172,13cyclictest17220-21Poller-Thread-112:35:003
1283999173,1cyclictest14150irq/24-ahci[00008:16:532
1283999170,1cyclictest16462-21GC10:58:342
1283899173,6cyclictest16793-21JNI-ICMP-14061-10:33:261
1283899170,1cyclictest0-21swapper/110:35:161
12837991713,3cyclictest30207-21kworker/0:109:26:090
1284499160,2cyclictest24976-21munin-run10:18:527
1284399163,1cyclictest16436-21GC10:58:346
1284399162,2cyclictest16436-21GC10:58:346
1284399162,1cyclictest16464-21GC10:58:346
1284399162,1cyclictest16464-21GC10:58:346
1284399161,2cyclictest16464-21GC10:58:346
1284299163,1cyclictest27878-21rm11:59:015
1284199166,1cyclictest26158-21kworker/4:210:26:594
1284199165,9cyclictest0-21swapper/409:49:014
1284199164,11cyclictest11768-21kworker/4:110:30:374
12841991615,0cyclictest0-21swapper/410:21:474
12841991613,1cyclictest50-21rcuc/409:47:174
1284199161,1cyclictest0-21swapper/409:40:214
12841991611,4cyclictest511ktimersoftd/408:39:314
12841991611,4cyclictest511ktimersoftd/408:39:314
1284199161,14cyclictest50-21rcuc/410:54:534
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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