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2025-07-16 - 12:58
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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 Wed Jul 16, 2025 00:43:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1794921680,1sleep317901-21snmp_nas.osadl.21:54:473
1662821620,2sleep13102999cyclictest21:21:111
1662821620,2sleep13102999cyclictest21:21:111
2820921610,1sleep328206-21chk_conn_tcp23:26:053
2342221530,1sleep623421-21chk_conn_tcp20:34:296
2210021520,2sleep23103099cyclictest20:33:532
2072721490,0sleep30-21swapper/320:19:193
370221450,1sleep73103799cyclictest19:00:477
1836021430,3sleep43103299cyclictest19:21:194
1996321410,0sleep60-21swapper/623:12:386
50821400,0sleep20-21swapper/219:55:392
812721390,0sleep30-21swapper/321:07:193
299621380,0sleep30-21swapper/321:27:383
874721350,0sleep10-21swapper/100:08:181
763321350,3sleep23103099cyclictest19:02:582
1576921330,0sleep60-21swapper/622:38:176
1576921330,0sleep60-21swapper/622:38:176
1392921310,0sleep03102899cyclictest22:59:420
2092921290,3sleep13102999cyclictest22:39:481
1988821290,2sleep53103399cyclictest20:46:225
1241321290,1sleep15787-21chk_conn_tcp21:30:411
768121280,0sleep47680-21chk_conn_tcp19:03:004
310289912828,79cyclictest0-21swapper/022:27:570
3126421270,0sleep63103599cyclictest20:09:376
2117521270,1sleep13102999cyclictest19:09:141
1022321270,1sleep53103399cyclictest19:18:165
2869521260,1sleep03102899cyclictest23:47:100
3274821240,1sleep63103599cyclictest20:52:006
310299912420,37cyclictest0-21swapper/119:00:001
310319912325,58cyclictest0-21swapper/319:01:363
2029621230,1sleep216119-21diskmemload21:44:442
1486121230,2sleep73103799cyclictest00:09:527
248121200,0sleep00-21swapper/020:53:140
321121190,2sleep03102899cyclictest23:17:530
310319911940,59cyclictest0-21swapper/322:21:003
310319911940,34cyclictest0-21swapper/319:39:343
310319911940,34cyclictest0-21swapper/319:39:343
310319911820,20cyclictest3730-21watchprog-ntop19:39:023
310299911711,42cyclictest3730-21watchprog-ntop00:10:011
2800421170,1sleep450-21rcuc/423:46:584
310319911615,60cyclictest3730-21watchprog-ntop23:53:593
1646221140,1sleep561-21ksoftirqd/523:00:035
918421130,0sleep70-21swapper/720:41:437
3083321130,1sleep516165-21chk_conn_tcp20:23:225
310299911146,28cyclictest0-21swapper/123:24:351
1814721110,2sleep13102999cyclictest19:35:111
31029991105,22cyclictest1378-21DefaultUDPTrans20:10:021
310289911012,39cyclictest0-21swapper/020:13:460
2915821100,1sleep13102999cyclictest19:12:031
2804321100,3sleep23103099cyclictest20:21:432
310319910924,63cyclictest3730-21watchprog-ntop23:03:133
310289910925,53cyclictest188850irq/25-eth000:08:570
3042521080,1sleep40-21swapper/421:36:454
2137921080,0sleep40-21swapper/423:54:594
310299910733,28cyclictest3730-21watchprog-ntop23:51:191
31029991073,28cyclictest0-21swapper/119:52:561
310299910624,25cyclictest0-21swapper/122:04:251
1522421060,0sleep70-21swapper/723:33:067
2925321050,1sleep529248-21chk_conn_tcp20:50:145
3160421040,1sleep559-21rcuc/523:48:195
310299910422,37cyclictest0-21swapper/119:57:121
310289910445,0cyclictest0-21swapper/020:33:000
310319910312,37cyclictest0-21swapper/321:14:103
310319910260,18cyclictest3730-21watchprog-ntop20:41:013
310289910218,63cyclictest0-21swapper/022:10:500
310319910123,51cyclictest0-21swapper/323:17:393
31029991019,30cyclictest4673-21chk_conn_tcp00:14:491
310299910121,54cyclictest0-21swapper/120:57:361
3003921010,0sleep40-21swapper/420:36:354
840621000,0sleep40-21swapper/420:27:304
310289910040,20cyclictest3730-21watchprog-ntop19:25:080
6662990,2sleep63103599cyclictest23:39:066
31031999836,1cyclictest0-21swapper/321:38:443
31029999825,41cyclictest0-21swapper/121:17:221
31029999825,41cyclictest0-21swapper/121:17:221
31028999837,31cyclictest3730-21watchprog-ntop00:28:430
31028999819,35cyclictest0-21swapper/020:18:030
31028999812,22cyclictest3730-21watchprog-ntop22:37:340
31028999812,22cyclictest3730-21watchprog-ntop22:37:340
63532970,0sleep10-21swapper/122:12:561
31031999730,45cyclictest27157-21openvpn22:49:523
31029999759,12cyclictest23-21rcuc/122:14:341
31028999730,21cyclictest9-21ksoftirqd/019:58:160
31029999618,37cyclictest0-21swapper/119:47:031
31029999618,37cyclictest0-21swapper/119:47:031
31031999512,37cyclictest0-21swapper/319:24:363
31037999432,22cyclictest0-21swapper/719:44:237
31037999432,22cyclictest0-21swapper/719:44:237
31028999418,18cyclictest0-21swapper/021:49:590
31031999311,28cyclictest0-21swapper/319:49:113
31031999311,28cyclictest0-21swapper/319:49:113
31029999327,43cyclictest0-21swapper/120:46:541
31028999321,39cyclictest0-21swapper/019:30:290
31028999321,39cyclictest0-21swapper/019:30:290
31037999229,4cyclictest3730-21watchprog-ntop20:07:217
31037999229,4cyclictest3730-21watchprog-ntop20:07:217
31031999217,2cyclictest23558-21Collectd-Thread22:29:013
31029999252,33cyclictest0-21swapper/121:58:001
3102899929,18cyclictest0-21swapper/021:09:210
314062910,0sleep60-21swapper/620:37:256
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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