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2025-11-21 - 17:50
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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 Fri Nov 21, 2025 12:43:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
138522800,1sleep716390-21Poller-Thread-910:11:407
188292730,1sleep5601ktimersoftd/508:48:145
483927254,4sleep50-21swapper/506:58:165
154482690,0sleep60-21swapper/610:12:356
226082660,0sleep70-21swapper/711:16:537
226082660,0sleep70-21swapper/711:16:537
73292640,0sleep40-21swapper/407:33:074
210982640,0sleep10-21swapper/110:55:241
243052620,1sleep0101ktimersoftd/009:37:520
79622590,0sleep00-21swapper/009:47:530
233242590,0sleep10-21swapper/111:57:321
220702590,0sleep30-21swapper/311:56:383
47702580,0sleep10-21swapper/107:30:321
598224722,7sleep70-21swapper/707:00:187
634524432,7sleep30-21swapper/307:00:543
66052429,27sleep40-21swapper/407:01:284
550523926,8sleep20-21swapper/206:59:092
542623723,8sleep00-21swapper/006:58:510
330823724,8sleep60-21swapper/606:58:016
542923523,7sleep10-21swapper/106:58:521
791023421,7sleep10-21swapper/107:02:531
8443992310,12cyclictest0-21swapper/411:36:184
843999230,10cyclictest0-21swapper/007:58:050
3342220,0sleep40-21swapper/412:03:044
302692220,0sleep00-21swapper/010:01:470
844199215,2cyclictest0-21swapper/211:53:092
8441992119,1cyclictest0-21swapper/210:06:572
8441992119,1cyclictest0-21swapper/210:06:572
32362210,1sleep616281-21Statsd_Worker-510:43:436
32362210,1sleep616281-21Statsd_Worker-510:43:436
844599200,18cyclictest0-21swapper/607:37:106
8443992010,9cyclictest0-21swapper/407:25:274
8441992018,1cyclictest0-21swapper/209:56:152
8440992018,1cyclictest25-21ksoftirqd/112:31:131
8440992018,1cyclictest25-21ksoftirqd/108:06:391
8440992018,1cyclictest25-21ksoftirqd/108:06:391
8440992013,4cyclictest23-21rcuc/112:15:431
844099200,4cyclictest9289-21kworker/1:109:20:471
844099200,19cyclictest18514-21kworker/1:011:13:231
844099200,19cyclictest18514-21kworker/1:011:13:231
844099200,18cyclictest14546-21kworker/1:008:10:371
844099200,14cyclictest14213-21kworker/1:208:20:351
8446991917,1cyclictest79-21ksoftirqd/711:53:117
8446991917,1cyclictest13715-21kworker/7:207:38:277
844599194,6cyclictest15963-21JNI-ICMP-30370-12:11:156
844599194,6cyclictest15676-21JNI-ICMP-7292-S10:05:086
844599194,6cyclictest15676-21JNI-ICMP-7292-S10:05:086
844499190,18cyclictest0-21swapper/507:37:105
8443991913,5cyclictest22622-21postmaster10:32:514
8441991918,0cyclictest0-21swapper/207:50:232
8441991916,1cyclictest0-21swapper/209:38:172
8441991915,3cyclictest0-21swapper/207:06:232
844199190,14cyclictest2465-21openvpn09:14:312
844099193,15cyclictest23-21rcuc/111:19:411
8440991917,1cyclictest25-21ksoftirqd/110:32:211
8440991916,2cyclictest25-21ksoftirqd/111:28:031
8440991915,3cyclictest4695-21sshd09:08:591
844099191,2cyclictest6140-21postmaster10:20:591
844099190,3cyclictest25-21ksoftirqd/111:49:511
844099190,0cyclictest0-21swapper/107:43:291
325022190,0sleep00-21swapper/011:02:520
325022190,0sleep00-21swapper/011:02:520
218122190,0sleep30-21swapper/309:16:323
8446991816,1cyclictest0-21swapper/709:22:517
8446991814,2cyclictest79-21ksoftirqd/709:06:517
844699180,1cyclictest0-21swapper/712:09:127
844599180,17cyclictest0-21swapper/609:05:476
8441991815,2cyclictest0-21swapper/211:08:192
8441991815,1cyclictest0-21swapper/208:51:092
8441991814,2cyclictest2465-21openvpn09:48:132
844099183,14cyclictest25-21ksoftirqd/112:06:211
844099182,15cyclictest25-21ksoftirqd/111:38:051
8440991816,1cyclictest25-21ksoftirqd/110:45:511
8440991816,1cyclictest25-21ksoftirqd/110:45:511
8440991816,1cyclictest25-21ksoftirqd/108:01:551
8440991816,1cyclictest23-21rcuc/109:36:291
8440991816,1cyclictest0-21swapper/111:47:291
8440991813,4cyclictest23-21rcuc/111:36:291
8440991813,4cyclictest17255-21JNI-ICMP-25891-07:22:051
844099181,16cyclictest9289-21kworker/1:109:15:391
8440991811,6cyclictest18595-21kworker/1:112:02:191
844099180,17cyclictest0-21swapper/109:38:431
8446991715,1cyclictest79-21ksoftirqd/710:06:397
8446991715,1cyclictest79-21ksoftirqd/710:06:397
8446991715,1cyclictest79-21ksoftirqd/709:31:517
8446991715,1cyclictest79-21ksoftirqd/708:16:487
8446991715,1cyclictest77-21rcuc/708:34:157
8441991716,0cyclictest0-21swapper/209:26:532
8441991714,2cyclictest2465-21openvpn09:03:092
8441991714,2cyclictest0-21swapper/212:16:472
8441991714,1cyclictest0-21swapper/210:57:572
8441991714,1cyclictest0-21swapper/210:57:572
8441991713,3cyclictest0-21swapper/210:46:352
8441991713,3cyclictest0-21swapper/210:46:352
8441991713,2cyclictest2465-21openvpn07:28:172
8441991713,2cyclictest15963-21JNI-ICMP-30370-08:11:492
8441991712,3cyclictest2465-21openvpn10:38:092
8441991712,3cyclictest2465-21openvpn10:38:092
8440991715,1cyclictest25-21ksoftirqd/112:17:571
8440991715,1cyclictest25-21ksoftirqd/110:23:111
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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