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2025-11-30 - 02:17
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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 Nov 29, 2025 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
166891999650,3cyclictest0-21swapper/109:23:551
1668919996145,15cyclictest1711274-21kworker/1:209:25:141
1668919996057,2cyclictest0-21swapper/111:39:321
1668919996042,16cyclictest1675812-21kworker/1:107:30:141
1668919996042,16cyclictest1675812-21kworker/1:107:30:141
1668919995841,16cyclictest1692570-21kworker/1:208:40:001
1668919995840,17cyclictest1667266-21kworker/1:207:15:011
1668919995839,18cyclictest1711274-21kworker/1:209:40:141
166891999580,1cyclictest0-21swapper/108:18:321
1668919995743,14cyclictest1667266-21kworker/1:207:24:291
1668919995742,14cyclictest1753447-21kworker/1:011:51:281
1668919995742,14cyclictest1743696-21kworker/1:111:25:001
1668919995742,14cyclictest1711274-21kworker/1:210:05:021
1668919995742,14cyclictest1711274-21kworker/1:209:50:161
1668919995742,14cyclictest1711274-21kworker/1:209:37:551
1668919995742,14cyclictest1677684-21kworker/1:008:09:551
1668919995740,17cyclictest1743696-21kworker/1:111:00:161
1668919995740,16cyclictest1764864-21kworker/1:312:10:181
1668919995740,16cyclictest1753447-21kworker/1:011:30:001
1668919995740,16cyclictest1692570-21kworker/1:208:35:001
1668919995740,16cyclictest1677684-21kworker/1:007:55:131
1668919995739,17cyclictest1764864-21kworker/1:312:00:181
1668919995739,17cyclictest1737001-21kworker/1:310:50:181
1668919995737,18cyclictest1737001-21kworker/1:310:40:161
1668919995642,14cyclictest1764864-21kworker/1:312:15:481
1668919995642,14cyclictest1677684-21kworker/1:007:48:351
1668919995642,14cyclictest1677684-21kworker/1:007:35:061
1668919995641,14cyclictest1764864-21kworker/1:312:20:171
1668919995641,14cyclictest1743696-21kworker/1:111:20:011
1668919995641,14cyclictest1711274-21kworker/1:209:55:171
1668919995641,14cyclictest1701289-21kworker/1:009:04:251
1668919995641,14cyclictest1701289-21kworker/1:009:04:241
1668919995641,14cyclictest1667266-21kworker/1:207:25:021
1668919995639,16cyclictest1701289-21kworker/1:009:05:171
1668919995638,16cyclictest1701289-21kworker/1:008:50:001
1668919995541,14cyclictest1725851-21kworker/1:110:00:221
1668919995541,14cyclictest1692570-21kworker/1:208:24:501
1668919995541,14cyclictest1677684-21kworker/1:007:50:351
1668919995540,14cyclictest1753447-21kworker/1:011:45:171
1668919995540,14cyclictest1753447-21kworker/1:011:40:201
1668919995540,14cyclictest1743696-21kworker/1:110:55:501
1668919995540,14cyclictest1701289-21kworker/1:009:10:351
1668919995540,14cyclictest1677684-21kworker/1:007:40:001
1668919995539,15cyclictest1692570-21kworker/1:208:25:181
1668919995537,17cyclictest1743696-21kworker/1:111:10:161
1668919995537,17cyclictest1677684-21kworker/1:008:00:171
1668927995449,3cyclictest1759944-21kworker/3:111:50:403
1668927995448,4cyclictest1395319-1kworker/3:0H10:45:003
1668927995448,3cyclictest1395319-1kworker/3:0H11:15:153
1668919995440,14cyclictest1743696-21kworker/1:111:20:151
1668919995440,14cyclictest1737001-21kworker/1:310:35:161
1668919995439,14cyclictest1773180-21kworker/1:112:30:181
1668919995439,14cyclictest1764864-21kworker/1:312:05:171
1668919995439,14cyclictest1737001-21kworker/1:310:45:161
1668919995439,14cyclictest1711274-21kworker/1:210:11:271
1668919995439,14cyclictest1701289-21kworker/1:008:55:051
1668919995437,16cyclictest1763776-21kworker/1:211:55:161
1668919995436,17cyclictest1711274-21kworker/1:210:20:161
1668919995433,19cyclictest1773180-21kworker/1:112:25:241
1668927995349,2cyclictest1683943-21kworker/3:008:20:483
1668919995339,14cyclictest1677684-21kworker/1:008:10:211
1668919995338,14cyclictest1711274-21kworker/1:209:45:151
1668919995337,15cyclictest1773180-21kworker/1:112:35:481
1668919995335,17cyclictest1667266-21kworker/1:207:15:001
1668919995334,17cyclictest1711274-21kworker/1:210:20:001
1668927995247,3cyclictest1759944-21kworker/3:112:21:533
1668922995249,2cyclictest427391-21kworker/2:008:26:262
1668922995249,2cyclictest1738639-21kworker/2:012:27:562
1668922995248,2cyclictest427391-21kworker/2:007:49:352
1668919995249,2cyclictest0-21swapper/111:07:271
1668919995237,14cyclictest3881054-1kworker/1:2H08:40:151
1668919995237,14cyclictest1711274-21kworker/1:210:25:161
1668919995237,14cyclictest1711274-21kworker/1:209:15:261
1668914995249,2cyclictest1695817-21kworker/0:008:44:520
1668914995248,2cyclictest1695817-21kworker/0:008:50:340
1668927995146,3cyclictest1395319-1kworker/3:0H12:35:483
1668927995146,3cyclictest1395319-1kworker/3:0H12:05:443
1668922995148,2cyclictest1738639-21kworker/2:012:10:582
1668922995147,3cyclictest427391-21kworker/2:007:20:382
1668922995147,2cyclictest1707497-21kworker/2:109:31:242
1668919995136,14cyclictest1701289-21kworker/1:008:50:011
1668919995135,15cyclictest3881054-1kworker/1:2H09:30:051
166891999510,49cyclictest0-21swapper/110:32:561
166891999510,49cyclictest0-21swapper/110:32:561
1668914995147,2cyclictest1748320-21kworker/0:211:35:260
1668927995045,3cyclictest1695824-21kworker/3:108:40:403
1668927995045,3cyclictest1395319-1kworker/3:0H12:00:163
1668927995038,2cyclictest1720721-21kworker/3:010:16:563
1668922995047,2cyclictest1703981-21kworker/2:009:05:252
1668914995045,3cyclictest2841348-1kworker/0:1H08:26:200
1668914995045,3cyclictest1682334-21kworker/0:208:19:500
1668914995044,4cyclictest2841348-1kworker/0:1H07:30:080
1668914995044,4cyclictest2841348-1kworker/0:1H07:30:070
1668927994946,2cyclictest1754818-21kworker/3:011:37:253
1668927994945,2cyclictest1774547-21kworker/3:012:30:343
1668927994944,3cyclictest1695824-21kworker/3:108:32:463
1668922994945,2cyclictest1703981-21kworker/2:009:00:062
1668922994945,2cyclictest1703981-21kworker/2:009:00:062
1668922994944,3cyclictest1707497-21kworker/2:109:21:492
1668927994845,2cyclictest1749931-21kworker/3:211:23:513
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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