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2026-05-17 - 00:43
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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
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rackbslot4.osadl.org (updated Sat May 16, 2026 12:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
100552990,5sleep30-21swapper/311:25:553
100552990,5sleep30-21swapper/311:25:553
1703299614,51cyclictest0-21swapper/210:43:532
1703799584,8cyclictest0-21swapper/310:33:533
1703799583,50cyclictest0-21swapper/310:25:523
1703299581,51cyclictest22257-21kworker/2:209:52:442
1659525811,17sleep00-21swapper/006:58:150
1703299564,46cyclictest0-21swapper/212:18:012
1703299564,46cyclictest0-21swapper/212:18:012
1701999564,46cyclictest0-21swapper/011:01:200
1703799554,45cyclictest0-21swapper/309:19:353
1703299555,44cyclictest0-21swapper/209:05:582
1703299554,45cyclictest0-21swapper/212:13:312
1675925511,16sleep30-21swapper/307:00:153
321602540,4sleep3361ktimersoftd/309:02:073
1703299547,40cyclictest0-21swapper/207:25:562
1703299547,40cyclictest0-21swapper/207:25:562
1703299545,11cyclictest0-21swapper/210:01:042
1703299544,44cyclictest0-21swapper/212:30:222
1703299538,39cyclictest0-21swapper/209:37:042
1703299536,41cyclictest0-21swapper/209:18:442
1703299535,42cyclictest0-21swapper/211:27:322
1703299535,42cyclictest0-21swapper/211:27:322
1703299534,7cyclictest0-21swapper/211:01:422
1703299531,46cyclictest2779-21grep12:00:372
1703799524,6cyclictest0-21swapper/309:59:343
1703799523,44cyclictest0-21swapper/310:01:463
1703799523,44cyclictest0-21swapper/309:34:183
1703799523,43cyclictest0-21swapper/311:47:273
1703299528,16cyclictest0-21swapper/209:25:482
1703299527,40cyclictest0-21swapper/209:34:542
1703299526,40cyclictest0-21swapper/209:13:392
1703299522,43cyclictest16599-21ssh10:08:482
1703299522,12cyclictest19782-21sendmail_mailqu08:30:532
17032995210,36cyclictest0-21swapper/210:50:262
17032995210,36cyclictest0-21swapper/210:12:002
1703299521,45cyclictest25104-21/usr/sbin/munin07:20:462
1703299521,45cyclictest17454-21hwlatdetect08:25:452
1701999524,42cyclictest0-21swapper/011:58:110
1703799513,43cyclictest0-21swapper/311:08:543
1703799513,42cyclictest0-21swapper/312:12:013
1703299519,37cyclictest0-21swapper/211:45:352
1703299517,19cyclictest0-21swapper/209:55:522
1703299516,39cyclictest0-21swapper/212:08:502
1703299515,41cyclictest0-21swapper/211:09:122
1703299515,40cyclictest0-21swapper/211:39:312
1703299514,14cyclictest0-21swapper/211:42:122
1703299513,42cyclictest0-21swapper/209:23:212
1703299512,6cyclictest17887-21iostat_ios12:20:412
1703299512,6cyclictest17887-21iostat_ios12:20:412
1703299512,43cyclictest21632-21grep10:15:392
17032995116,31cyclictest19473-21latency_hist07:05:312
17032995112,33cyclictest29921-21diskmemload10:50:092
17032995111,34cyclictest0-21swapper/210:55:582
1701999513,42cyclictest0-21swapper/009:24:550
1703799504,41cyclictest0-21swapper/311:03:423
1703799504,40cyclictest0-21swapper/311:56:153
1703799504,40cyclictest0-21swapper/310:48:163
1703799504,40cyclictest0-21swapper/310:09:193
1703799504,20cyclictest0-21swapper/309:28:443
1703799503,42cyclictest0-21swapper/311:11:223
17037995013,31cyclictest0-21swapper/311:38:563
17037995012,33cyclictest0-21swapper/310:57:183
1703299507,38cyclictest0-21swapper/207:48:212
1703299507,12cyclictest0-21swapper/210:40:062
1703299507,12cyclictest0-21swapper/210:40:062
1703299505,40cyclictest0-21swapper/210:27:132
1703299504,40cyclictest0-21swapper/211:20:492
1703299504,40cyclictest0-21swapper/211:15:372
1703299504,40cyclictest0-21swapper/211:10:442
17032995034,11cyclictest0-21swapper/211:31:122
1703299503,42cyclictest0-21swapper/210:20:522
1703299503,41cyclictest0-21swapper/208:01:152
1703299502,42cyclictest9720-21df_inode08:05:422
1703299502,42cyclictest24517-21/usr/sbin/munin08:45:532
1701999504,8cyclictest0-21swapper/011:21:220
1701999504,41cyclictest0-21swapper/009:05:150
1703799499,34cyclictest0-21swapper/310:21:363
1703799494,40cyclictest0-21swapper/308:55:483
1703799494,39cyclictest0-21swapper/312:28:453
1703799494,39cyclictest0-21swapper/311:30:283
1703799494,39cyclictest0-21swapper/309:49:143
1703799494,39cyclictest0-21swapper/309:49:143
1703799494,39cyclictest0-21swapper/309:22:053
1703799493,41cyclictest0-21swapper/312:10:013
1703799493,41cyclictest0-21swapper/312:04:413
1703799493,41cyclictest0-21swapper/311:22:323
1703799493,41cyclictest0-21swapper/309:15:253
1703799493,40cyclictest0-21swapper/310:51:133
1703799492,6cyclictest20765-21kworker/3:010:39:333
1703799492,6cyclictest20765-21kworker/3:010:39:333
17037994911,32cyclictest21800-21basename07:10:453
1703299496,37cyclictest0-21swapper/207:05:432
1703299494,40cyclictest0-21swapper/208:39:142
1703299494,39cyclictest0-21swapper/210:30:442
1703299494,39cyclictest0-21swapper/209:00:452
17032994910,33cyclictest0-21swapper/211:52:162
1702399499,33cyclictest0-21swapper/107:00:581
1701999494,10cyclictest0-21swapper/011:36:120
1701999494,10cyclictest0-21swapper/010:39:130
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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