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2025-12-21 - 20:59
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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 Sun Dec 21, 2025 12:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
958321140,0sleep70-21swapper/709:24:597
68622750,0sleep00-21swapper/010:44:300
247202740,0sleep70-21swapper/710:54:477
19042660,0sleep20-21swapper/212:22:372
320112630,0sleep20-21swapper/210:39:442
286872600,0sleep10-21swapper/111:38:461
286872600,0sleep10-21swapper/111:38:461
192092520,1sleep013-21rcuc/009:11:140
2200124525,14sleep40-21swapper/407:06:144
2201524119,4sleep00-21swapper/007:06:180
2305623725,7sleep70-21swapper/707:08:177
2279223727,4sleep20-21swapper/207:07:482
2235123725,7sleep30-21swapper/307:06:453
2203723725,7sleep60-21swapper/607:06:246
2203423624,7sleep50-21swapper/507:06:235
2191823522,7sleep10-21swapper/107:05:551
47832260,0sleep50-21swapper/512:04:305
273112220,1sleep123-21rcuc/112:38:541
273112220,1sleep123-21rcuc/112:38:541
25041992111,9cyclictest0-21swapper/711:09:287
2503399210,17cyclictest0-21swapper/112:26:381
244262210,0sleep12429-21openvpn11:14:511
2503799201,18cyclictest19165-21postmaster09:58:255
25034992017,2cyclictest0-21swapper/208:15:222
121812200,0sleep60-21swapper/611:28:346
82362190,1sleep2331ktimersoftd/208:29:422
82362190,1sleep2331ktimersoftd/208:29:422
2504199195,12cyclictest0-21swapper/709:19:307
25037991916,2cyclictest61-21ksoftirqd/511:14:315
2503499191,16cyclictest28576-21QueuingRrdStrat07:11:282
2503399190,18cyclictest0-21swapper/112:31:371
2504199180,17cyclictest0-21swapper/711:41:487
2504199180,17cyclictest0-21swapper/711:41:487
25039991813,4cyclictest0-21swapper/608:10:456
25039991813,4cyclictest0-21swapper/608:10:456
25037991816,1cyclictest61-21ksoftirqd/512:34:485
25037991816,1cyclictest61-21ksoftirqd/512:34:485
25037991816,1cyclictest5857-21kworker/5:108:28:595
25037991816,1cyclictest22534-21kworker/5:210:14:335
25037991816,1cyclictest17489-21kworker/5:109:03:595
2503499185,8cyclictest18386-21JNI-ICMP-18130-10:27:102
2503299182,6cyclictest18121-21JNI-ICMP-5486-S08:04:470
25041991715,1cyclictest79-21ksoftirqd/710:25:137
25041991714,1cyclictest0-21swapper/710:15:337
25041991713,2cyclictest18081-21G110:58:347
25041991710,4cyclictest17982-21postmaster08:03:507
25041991710,4cyclictest17982-21postmaster08:03:507
25039991711,5cyclictest2909-21snmpd11:23:016
25039991711,5cyclictest2909-21snmpd10:47:166
2503999170,5cyclictest0-21swapper/609:12:336
25037991715,1cyclictest7989-21kworker/5:211:36:115
25037991715,1cyclictest7989-21kworker/5:211:36:115
25037991715,1cyclictest61-21ksoftirqd/509:35:105
25037991715,1cyclictest32717-21kworker/5:208:21:535
25037991715,1cyclictest28351-21kworker/5:107:52:355
25037991715,1cyclictest21312-21kworker/5:010:59:575
25037991715,1cyclictest17489-21kworker/5:108:53:055
25033991712,3cyclictest25-21ksoftirqd/112:15:431
25032991712,3cyclictest0-21swapper/010:09:460
2503299170,1cyclictest0-21swapper/011:34:460
2503299170,1cyclictest0-21swapper/011:34:460
2503299170,15cyclictest0-21swapper/007:19:450
76242160,0sleep00-21swapper/012:25:320
67062160,0sleep30-21swapper/307:54:513
67062160,0sleep30-21swapper/307:54:513
2503999169,6cyclictest2909-21snmpd09:48:016
2503999167,7cyclictest2897-21pool-13-thread-08:59:156
25039991613,2cyclictest2909-21snmpd10:03:016
25039991610,5cyclictest2909-21snmpd11:19:316
25039991610,5cyclictest2909-21snmpd11:03:016
2503999160,5cyclictest0-21swapper/609:07:556
2503999160,15cyclictest3037-21postmaster09:58:306
25037991614,1cyclictest7989-21kworker/5:211:29:155
25037991614,1cyclictest61-21ksoftirqd/512:29:455
25037991614,1cyclictest61-21ksoftirqd/512:04:435
25037991614,1cyclictest61-21ksoftirqd/512:04:435
25037991614,1cyclictest61-21ksoftirqd/511:15:195
25037991614,1cyclictest5034-21kworker/5:010:26:415
25037991614,1cyclictest21312-21kworker/5:010:54:355
25037991614,1cyclictest17510-21kworker/5:109:52:115
25037991614,1cyclictest17510-21kworker/5:109:45:055
25037991614,1cyclictest14022-21kworker/5:210:45:555
25037991614,1cyclictest11457-21kworker/5:107:33:215
25037991614,1cyclictest11119-21kworker/5:208:37:295
2503799161,2cyclictest18826-21Poller-Thread-212:24:445
25037991612,2cyclictest61-21ksoftirqd/507:23:435
2503799160,14cyclictest0-21swapper/509:04:485
25036991614,1cyclictest23339-21munin-node08:44:434
25034991613,2cyclictest0-21swapper/212:33:472
25034991612,2cyclictest331ktimersoftd/208:00:062
25034991612,2cyclictest331ktimersoftd/208:00:062
2503399165,5cyclictest18394-21JNI-ICMP-7611-S07:13:491
2503399163,6cyclictest18121-21JNI-ICMP-5486-S08:59:071
2503399160,14cyclictest12199-21munin-plugin-st07:29:301
2503299164,6cyclictest18103-21JNI-ICMP-18188-09:49:180
2503299163,7cyclictest18121-21JNI-ICMP-5486-S11:02:320
2503299161,5cyclictest18386-21JNI-ICMP-18130-08:37:290
2503299161,1cyclictest0-21swapper/012:06:010
2503299161,1cyclictest0-21swapper/012:06:010
2503299160,1cyclictest0-21swapper/009:34:450
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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