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2026-06-11 - 01:08
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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 Wed Jun 10, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1577615996761,4cyclictest0-21swapper/110:57:051
1577615996662,2cyclictest1615816-21diskmemload12:20:501
157761599660,64cyclictest1740834-21fschecks_time11:35:151
1577615996546,18cyclictest1695468-21kworker/1:010:45:161
1577615996546,18cyclictest1695468-21kworker/1:010:45:161
157761599651,1cyclictest0-21swapper/109:50:331
157761599650,2cyclictest0-21swapper/107:16:121
1577621996448,14cyclictest551659-1kworker/3:1H09:25:113
1577615996461,2cyclictest0-21swapper/109:43:101
1577615996461,2cyclictest0-21swapper/107:45:401
1577615996444,18cyclictest1756001-21kworker/1:111:55:161
157761599640,1cyclictest0-21swapper/110:44:401
1577615996361,1cyclictest0-21swapper/107:11:031
1577615996357,3cyclictest1757187-21cron11:55:001
1577615996343,18cyclictest1643918-21kworker/1:009:45:011
157761599630,62cyclictest0-21swapper/107:58:401
157761599630,1cyclictest0-21swapper/112:15:061
1577615996257,3cyclictest1745381-21latency11:40:171
1577615996241,19cyclictest1565474-1kworker/1:2H08:30:001
1577615996144,16cyclictest1663707-21kworker/1:110:05:151
1577615996143,17cyclictest1699954-21kworker/1:110:54:521
1577615996143,17cyclictest1629935-21kworker/1:209:25:211
1577615996143,17cyclictest1600069-21kworker/1:208:24:111
1577615996143,17cyclictest1583249-21kworker/1:107:32:391
1577615996143,16cyclictest1565474-1kworker/1:2H08:58:501
1577615996044,15cyclictest1676428-21kworker/1:010:25:121
1577615996043,16cyclictest1722756-21kworker/1:011:19:201
1577615996042,17cyclictest1737954-21kworker/1:211:49:261
1577615996042,17cyclictest1690930-21kworker/1:110:36:401
1577615996042,17cyclictest1672286-21kworker/1:210:15:121
1577615996042,17cyclictest1600069-21kworker/1:208:35:181
1577615996042,16cyclictest1583249-21kworker/1:107:35:131
1577615996041,17cyclictest1579045-21kworker/1:307:25:101
1577615996040,18cyclictest1769635-21kworker/1:012:10:031
1577621995943,3cyclictest551659-1kworker/3:1H09:54:043
1577615995943,15cyclictest1655182-21kworker/1:210:00:141
1577615995942,16cyclictest1727554-21kworker/1:211:20:141
1577615995941,17cyclictest1611148-21kworker/1:109:13:541
1577615995940,17cyclictest1713498-21kworker/1:211:11:151
1577615995940,17cyclictest1606507-21kworker/1:008:45:141
1577615995939,18cyclictest1779334-21kworker/1:012:30:151
1577615995939,18cyclictest1591651-21kworker/1:008:00:141
1577615995938,19cyclictest1594482-21kworker/1:208:10:121
1577615995841,16cyclictest1737954-21kworker/1:212:00:271
1577615995841,16cyclictest1611148-21kworker/1:109:18:551
1577615995841,16cyclictest1589627-21kworker/1:307:55:001
1577615995840,17cyclictest1565474-1kworker/1:2H11:09:181
1577615995840,17cyclictest1565474-1kworker/1:2H11:02:401
1577615995840,16cyclictest1612691-21kworker/1:209:00:131
1577615995740,16cyclictest1779334-21kworker/1:012:25:121
1577615995740,16cyclictest1722756-21kworker/1:011:26:401
1577615995739,17cyclictest1676428-21kworker/1:010:24:411
1577615995739,17cyclictest1614521-21kworker/1:009:05:121
1577615995738,17cyclictest1565474-1kworker/1:2H09:30:131
1577615995737,18cyclictest1663707-21kworker/1:110:10:121
1577615995736,19cyclictest1611148-21kworker/1:109:35:131
1577615995736,19cyclictest1565474-1kworker/1:2H07:40:141
1577615995734,21cyclictest1648433-21kworker/1:109:55:111
1577615995639,16cyclictest1598526-21kworker/1:008:15:151
1577615995638,17cyclictest1606507-21kworker/1:008:45:001
1577615995637,17cyclictest1676428-21kworker/1:010:30:161
1577615995635,19cyclictest1733362-21kworker/1:111:30:141
1577615995537,17cyclictest1611148-21kworker/1:109:20:131
1577615995537,17cyclictest1594482-21kworker/1:208:05:141
1577615995537,17cyclictest1579045-21kworker/1:307:20:001
1577619995449,3cyclictest3159930-1kworker/2:1H10:25:142
1577615995437,16cyclictest1789189-21kworker/1:112:35:331
1577615995437,16cyclictest1606507-21kworker/1:008:50:111
1577621995349,3cyclictest1680171-21kworker/3:210:53:103
1577621995348,3cyclictest1600147-21kworker/3:208:58:493
1577621995346,4cyclictest551659-1kworker/3:1H10:40:133
1577619995349,3cyclictest1604709-21kworker/2:008:35:012
1577605995349,2cyclictest1641237-21kworker/0:010:27:110
1577621995249,2cyclictest1705713-21kworker/3:111:19:243
1577621995248,3cyclictest1600147-21kworker/3:208:29:563
1577621995247,3cyclictest551659-1kworker/3:1H11:45:053
1577621995247,3cyclictest1650318-21kworker/3:110:22:103
1577619995247,3cyclictest3159930-1kworker/2:1H12:33:402
1577619995247,3cyclictest3159930-1kworker/2:1H12:27:402
1577619995247,3cyclictest3159930-1kworker/2:1H07:19:402
1577615995236,15cyclictest1737954-21kworker/1:212:05:181
1577615995236,15cyclictest1737954-21kworker/1:212:05:181
1577615995236,15cyclictest1600069-21kworker/1:208:30:061
1577605995247,2cyclictest823077-1kworker/0:0H07:55:130
1577605995245,4cyclictest823077-1kworker/0:0H09:03:510
1577621995148,2cyclictest1680171-21kworker/3:210:28:103
1577621995147,2cyclictest551659-1kworker/3:1H07:55:213
1577621995147,2cyclictest1585964-21kworker/3:007:41:343
1577621995146,3cyclictest551659-1kworker/3:1H12:39:553
1577621995146,3cyclictest551659-1kworker/3:1H07:20:143
1577621995146,3cyclictest1680171-21kworker/3:210:34:553
1577619995146,3cyclictest3159930-1kworker/2:1H10:59:172
1577619995146,3cyclictest3159930-1kworker/2:1H10:00:162
1577619995146,3cyclictest3159930-1kworker/2:1H07:57:062
1577621995047,2cyclictest551659-1kworker/3:1H09:48:403
1577621995047,2cyclictest1611192-21kworker/3:009:10:243
1577621995044,3cyclictest551659-1kworker/3:1H11:40:153
1577619995046,2cyclictest3159930-1kworker/2:1H09:59:032
1577619995045,3cyclictest3159930-1kworker/2:1H11:33:402
1577619995045,3cyclictest1709239-21kworker/2:111:09:402
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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