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2025-12-24 - 14:19
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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 50 highest latencies:
System rack0slot1.osadl.org (updated Wed Dec 24, 2025 12:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
28102670,0sleep30-21swapper/310:14:463
28102670,0sleep30-21swapper/310:14:463
234982620,1sleep452-21ksoftirqd/408:30:014
49622600,0sleep50-21swapper/511:19:375
193852570,1sleep128074-21postmaster07:19:411
654825449,2sleep50-21swapper/507:09:205
149762500,0sleep20-21swapper/211:04:442
634524721,7sleep10-21swapper/107:08:521
208562470,0sleep30-21swapper/308:27:203
456223826,7sleep20-21swapper/207:06:052
520623723,8sleep30-21swapper/307:07:583
607723623,7sleep70-21swapper/707:08:427
542323622,8sleep40-21swapper/407:08:314
433023521,8sleep60-21swapper/607:05:456
414523522,7sleep00-21swapper/007:05:150
7477992320,2cyclictest70-21ksoftirqd/611:24:346
152982230,0sleep40-21swapper/411:48:044
747299229,12cyclictest0-21swapper/308:04:293
747099218,12cyclictest0-21swapper/112:01:371
7472992017,1cyclictest43-21ksoftirqd/310:19:233
226962190,0sleep00-21swapper/009:45:510
198802190,0sleep00-21swapper/007:19:480
7472991816,1cyclictest43-21ksoftirqd/309:14:103
747099186,8cyclictest0-21swapper/112:17:021
747099186,7cyclictest2429-21openvpn08:09:391
7470991812,2cyclictest29531-21diskmemload11:07:421
747099180,14cyclictest0-21swapper/109:29:371
747899172,13cyclictest11611-21VM10:58:347
7478991712,2cyclictest4635-21cat11:19:357
7478991711,3cyclictest11684-21JNI-ICMP-31205-08:12:537
7477991713,2cyclictest70-21ksoftirqd/610:57:346
747099175,8cyclictest0-21swapper/107:45:391
747099175,7cyclictest0-21swapper/108:41:331
747099174,7cyclictest11967-21JNI-ICMP-12093-12:29:271
747099174,5cyclictest0-21swapper/111:49:441
747099174,5cyclictest0-21swapper/109:20:411
747099173,6cyclictest11960-21JNI-ICMP-19602-08:04:221
747099171,12cyclictest0-21swapper/108:55:361
746999178,8cyclictest0-21swapper/011:05:200
746999171,1cyclictest212450irq/31-eth2-TxR08:44:360
7478991613,2cyclictest2909-21snmpd11:49:377
7478991612,2cyclictest2909-21snmpd10:01:377
7477991613,2cyclictest70-21ksoftirqd/612:14:446
7477991613,2cyclictest21670-21kworker/6:107:20:466
747799161,13cyclictest11631-21GC10:58:346
7476991614,1cyclictest0-21swapper/510:38:525
747699160,14cyclictest11635-21GC10:58:345
747699160,14cyclictest0-21swapper/511:02:225
747399161,13cyclictest11635-21GC10:58:344
747199162,13cyclictest11630-21GC10:58:342
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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