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2026-04-22 - 13:19
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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 Apr 22, 2026 00:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1501499997531,42cyclictest1541655-21kworker/1:121:20:151
1501499997444,28cyclictest1618251-21kworker/1:323:05:151
1501499997444,28cyclictest1524314-21kworker/1:220:20:151
1501499997441,30cyclictest1597228-1kworker/1:1H23:20:151
1501499997138,31cyclictest3642831-1kworker/1:0H20:11:171
1501499996941,26cyclictest3642831-1kworker/1:0H21:15:171
1501499996941,26cyclictest3642831-1kworker/1:0H21:15:161
1501499996839,26cyclictest1597228-1kworker/1:1H22:45:261
1501499996739,25cyclictest1673806-21kworker/1:123:55:121
1501499996738,27cyclictest1579289-21kworker/1:022:05:161
1501499996738,27cyclictest1503634-21kworker/1:119:50:141
1501499996738,27cyclictest1503634-21kworker/1:119:50:131
1501499996735,30cyclictest1597228-1kworker/1:1H23:00:001
1501499996539,25cyclictest1526256-21kworker/1:020:40:141
1501499996446,16cyclictest1575011-21kworker/1:121:55:141
1501499996439,23cyclictest1597228-1kworker/1:1H22:25:221
150149999643,59cyclictest602-21in:imuxsock22:16:331
150149999640,2cyclictest1501303-21kworker/1:219:11:111
1501499996345,17cyclictest1503634-21kworker/1:120:00:131
1501499996245,16cyclictest1673806-21kworker/1:100:00:021
1501499996236,25cyclictest1503634-21kworker/1:119:45:151
1501499996236,25cyclictest1503634-21kworker/1:119:45:151
150149999621,2cyclictest0-21swapper/119:40:001
1501499996143,17cyclictest1649867-21kworker/1:223:30:161
1501499996141,18cyclictest1692733-21kworker/1:300:25:131
1501499996136,14cyclictest1597228-1kworker/1:1H22:31:361
1501499996135,15cyclictest1541655-21kworker/1:121:30:131
1501499996135,15cyclictest1541655-21kworker/1:121:30:121
1501499996042,16cyclictest3642831-1kworker/1:0H19:40:141
1501499996042,16cyclictest1618251-21kworker/1:322:51:461
1501499995944,14cyclictest1692733-21kworker/1:300:20:161
1501499995942,16cyclictest1632634-21kworker/1:023:15:181
1501499995941,17cyclictest1570689-21kworker/1:221:50:001
1501499995940,17cyclictest1526256-21kworker/1:020:45:161
1501499995938,19cyclictest1597228-1kworker/1:1H00:15:001
1501499995843,14cyclictest1682429-21kworker/1:000:05:151
1501499995843,14cyclictest1503634-21kworker/1:119:26:201
1501499995842,15cyclictest3642831-1kworker/1:0H22:14:361
1501499995842,15cyclictest1535655-21kworker/1:321:10:181
1501503995751,3cyclictest1677842-1kworker/3:0H20:35:143
1501499995753,2cyclictest0-21swapper/122:00:161
1501499995742,14cyclictest1663918-21kworker/1:323:44:161
1501499995742,14cyclictest1649867-21kworker/1:223:29:411
1501499995742,14cyclictest1566399-21kworker/1:121:41:131
1501499995742,14cyclictest1503634-21kworker/1:119:23:111
1501499995742,14cyclictest1503634-21kworker/1:119:23:111
1501499995741,15cyclictest1557075-21kworker/1:221:35:151
1501499995741,15cyclictest1503634-21kworker/1:119:15:151
1501499995738,18cyclictest1561829-21kworker/1:021:50:171
1501499995738,17cyclictest1526256-21kworker/1:020:55:151
1501499995736,14cyclictest1596858-21kworker/1:222:20:151
1501499995641,14cyclictest1692733-21kworker/1:300:15:141
1501499995641,14cyclictest1641232-21kworker/1:223:11:421
1501499995641,14cyclictest1526256-21kworker/1:020:36:191
1501499995640,15cyclictest1706951-21kworker/1:000:40:001
1501499995640,15cyclictest1503634-21kworker/1:120:00:001
1501498995651,3cyclictest1609988-21kworker/0:023:14:110
1501500995549,4cyclictest3819399-1kworker/2:0H23:40:152
1501499995541,14cyclictest3642831-1kworker/1:0H20:34:421
1501499995540,14cyclictest1673806-21kworker/1:123:51:111
1501499995540,14cyclictest1654143-21kworker/1:123:35:171
1501499995540,14cyclictest1597228-1kworker/1:1H23:03:161
1501499995540,14cyclictest1535655-21kworker/1:321:00:221
1501499995540,14cyclictest1526256-21kworker/1:020:50:141
1501499995538,16cyclictest1518137-21kworker/1:320:05:171
1501499995538,16cyclictest1503634-21kworker/1:119:30:131
1501500995449,3cyclictest3819399-1kworker/2:0H22:27:112
1501499995438,15cyclictest1597228-1kworker/1:1H22:40:051
1501499995434,19cyclictest1598223-21kworker/1:322:35:151
1501503995348,3cyclictest1517348-21kworker/3:021:09:553
1501500995348,3cyclictest3819399-1kworker/2:0H19:15:282
1501500995347,3cyclictest3819399-1kworker/2:0H21:20:152
1501499995338,14cyclictest3642831-1kworker/1:0H20:25:311
1501499995338,14cyclictest1541655-21kworker/1:121:30:001
1501498995348,3cyclictest882394-1kworker/0:0H21:30:210
1501498995348,3cyclictest882394-1kworker/0:0H21:30:210
1501498995348,3cyclictest882394-1kworker/0:0H19:35:050
1501499995237,14cyclictest1535655-21kworker/1:321:06:331
1501499995237,14cyclictest1518137-21kworker/1:320:17:371
1501498995246,4cyclictest882394-1kworker/0:0H21:17:060
1501498995246,4cyclictest882394-1kworker/0:0H21:17:060
1501500995147,2cyclictest1543431-21kworker/2:021:28:162
1501499995137,14cyclictest1692733-21kworker/1:300:30:131
1501499995137,14cyclictest1668227-21kworker/1:023:45:161
1501498995147,2cyclictest1667185-21kworker/0:123:56:360
1501503995044,3cyclictest1677842-1kworker/3:0H22:50:003
1501500995045,3cyclictest3819399-1kworker/2:0H21:11:292
1501500995045,3cyclictest1514191-21kworker/2:020:25:142
1501498995046,2cyclictest1594907-21kworker/0:122:19:410
1501503994945,2cyclictest1677842-1kworker/3:0H21:15:153
1501503994945,2cyclictest1677842-1kworker/3:0H21:15:153
1501500994946,2cyclictest3819399-1kworker/2:0H23:17:262
1501500994945,3cyclictest3819399-1kworker/2:0H22:04:412
1501500994945,3cyclictest1674120-21kworker/2:023:54:162
1501500994945,3cyclictest1625146-21kworker/2:123:22:162
1501498994944,3cyclictest882394-1kworker/0:0H23:35:420
1501498994944,3cyclictest1690517-21kworker/0:200:25:050
1501500994845,2cyclictest3819399-1kworker/2:0H22:16:162
1501500994845,2cyclictest1514191-21kworker/2:020:46:202
1501500994844,3cyclictest3819399-1kworker/2:0H22:38:412
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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