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2026-04-18 - 18:42
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
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 rackeslot3.osadl.org (updated Sat Apr 18, 2026 12:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1707311996834,33cyclictest1723310-21kworker/1:008:05:161
1707311996744,21cyclictest1883216-21kworker/1:112:00:331
170731199651,2cyclictest0-21swapper/111:03:481
170731199629,51cyclictest1896212-21kworker/1:212:31:111
1707311996245,16cyclictest1720839-21kworker/1:307:50:151
1707311996236,15cyclictest1828491-21kworker/1:310:54:181
1707311996145,15cyclictest1896212-21kworker/1:212:15:161
1707311996143,17cyclictest1804781-21kworker/1:310:33:491
1707311996142,17cyclictest2449467-1kworker/1:1H11:15:171
1707311996141,19cyclictest2449467-1kworker/1:1H10:10:001
1707311996139,20cyclictest1867933-21kworker/1:211:45:171
1707311996122,37cyclictest2449467-1kworker/1:1H10:29:591
1707311996044,15cyclictest1771030-21kworker/1:309:50:261
1707311996042,16cyclictest2449467-1kworker/1:1H07:55:151
1707311995944,14cyclictest1749491-21kworker/1:309:15:151
1707311995943,15cyclictest1753633-21kworker/1:009:40:131
1707311995943,15cyclictest1735026-21kworker/1:308:44:491
1707311995943,15cyclictest1723310-21kworker/1:008:01:471
1707311995943,15cyclictest1707004-21kworker/1:207:15:011
1707311995942,16cyclictest1869669-21kworker/1:311:44:581
1707311995942,16cyclictest1797414-21kworker/1:110:16:191
1707311995941,17cyclictest1878888-21kworker/1:012:05:151
1707311995941,17cyclictest1813214-21kworker/1:110:40:331
1707311995843,14cyclictest1804781-21kworker/1:310:23:181
1707311995843,14cyclictest1726412-21kworker/1:208:35:151
1707311995842,15cyclictest1896212-21kworker/1:212:20:331
1707311995841,16cyclictest1850683-21kworker/1:211:30:111
1707315995753,2cyclictest1729498-21kworker/2:008:30:292
1707311995742,14cyclictest1749491-21kworker/1:309:20:151
1707311995742,14cyclictest1707004-21kworker/1:207:30:151
1707311995741,15cyclictest1896212-21kworker/1:212:26:101
1707311995741,15cyclictest1850683-21kworker/1:211:25:521
1707311995741,15cyclictest1753633-21kworker/1:009:34:501
1707311995741,15cyclictest1737480-21kworker/1:008:50:141
1707311995741,15cyclictest1715515-21kworker/1:007:35:471
1707311995740,16cyclictest1753633-21kworker/1:009:25:121
1707311995740,16cyclictest1712435-21kworker/1:007:25:151
1707311995740,16cyclictest1707004-21kworker/1:207:20:121
1707311995739,17cyclictest1913503-21kworker/1:012:35:151
1707311995739,17cyclictest1913503-21kworker/1:012:35:141
1707311995641,14cyclictest1850683-21kworker/1:211:20:131
1707311995641,14cyclictest1842071-21kworker/1:011:10:331
1707311995640,15cyclictest1813214-21kworker/1:110:35:011
1707311995640,15cyclictest1779922-21kworker/1:109:59:481
1707311995540,14cyclictest1867933-21kworker/1:211:50:141
1707311995540,14cyclictest1828491-21kworker/1:310:55:151
1707311995540,14cyclictest1744397-21kworker/1:009:10:151
1707311995540,14cyclictest1717151-21kworker/1:107:45:151
1707311995539,15cyclictest1878888-21kworker/1:012:13:561
1707311995539,15cyclictest1779922-21kworker/1:110:03:121
1707311995539,15cyclictest1763509-21kworker/1:209:35:151
1707311995539,15cyclictest1726412-21kworker/1:208:21:471
1707311995539,14cyclictest1726412-21kworker/1:208:25:151
1707311995538,16cyclictest1828491-21kworker/1:311:05:151
1707311995538,16cyclictest1723310-21kworker/1:008:10:141
1707311995537,16cyclictest1822128-21kworker/1:210:45:131
1707311995439,14cyclictest1707004-21kworker/1:207:10:121
1707311995438,15cyclictest1726412-21kworker/1:208:30:151
1707311995433,20cyclictest1867933-21kworker/1:211:55:231
1707315995348,3cyclictest3819399-1kworker/2:0H11:10:322
1707311995338,14cyclictest1792831-21kworker/1:010:10:181
1707311995337,15cyclictest1859315-21kworker/1:111:35:011
1707311995337,15cyclictest1771030-21kworker/1:309:45:271
1707311995337,15cyclictest1741837-21kworker/1:209:05:011
1707311995336,16cyclictest1717151-21kworker/1:107:40:011
1707304995348,3cyclictest882394-1kworker/0:0H11:08:170
1707311995236,15cyclictest2449467-1kworker/1:1H08:55:371
1707311995236,15cyclictest1737480-21kworker/1:008:45:041
1707304995245,5cyclictest882394-1kworker/0:0H11:27:460
1707304995244,6cyclictest882394-1kworker/0:0H11:20:010
1707320995146,3cyclictest1677842-1kworker/3:0H11:18:473
1707315995146,3cyclictest3819399-1kworker/2:0H09:05:062
1707311995135,15cyclictest1726412-21kworker/1:208:15:151
1707304995147,3cyclictest1802420-21kworker/0:010:20:120
1707304995146,3cyclictest882394-1kworker/0:0H11:34:170
1707304995146,3cyclictest1751652-21kworker/0:109:40:280
1707320995047,2cyclictest1753405-21kworker/3:209:44:483
1707320995046,2cyclictest1753405-21kworker/3:210:23:473
1707320995046,2cyclictest1753405-21kworker/3:209:36:473
1707320995044,4cyclictest1677842-1kworker/3:0H07:59:113
1707315995045,3cyclictest3819399-1kworker/2:0H08:50:152
1707311995034,15cyclictest1740294-21kworker/1:109:00:141
1707304995045,3cyclictest882394-1kworker/0:0H10:50:140
1707304995038,9cyclictest882394-1kworker/0:0H07:50:150
1707320994946,2cyclictest1753405-21kworker/3:209:54:553
1707320994946,2cyclictest1732640-21kworker/3:009:05:373
1707320994945,2cyclictest1843306-21kworker/3:211:20:573
1707320994945,2cyclictest1831922-21kworker/3:011:08:123
1707320994944,3cyclictest1843306-21kworker/3:211:43:013
1707320994944,3cyclictest1843306-21kworker/3:211:38:243
1707320994943,3cyclictest1677842-1kworker/3:0H12:15:133
1707315994943,4cyclictest3819399-1kworker/2:0H10:25:442
1707304994944,3cyclictest882394-1kworker/0:0H12:25:140
1707304994944,3cyclictest882394-1kworker/0:0H11:45:050
1707304994943,4cyclictest882394-1kworker/0:0H09:30:380
1707304994942,5cyclictest1811165-21kworker/0:110:36:480
1707320994845,2cyclictest1753405-21kworker/3:210:43:523
1707320994844,2cyclictest1677842-1kworker/3:0H07:25:063
1707320994843,3cyclictest1843306-21kworker/3:211:55:053
1707315994843,3cyclictest3819399-1kworker/2:0H07:45:152
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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