You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-12-05 - 06:12
Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

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 Fri Dec 05, 2025 00:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
840840996865,2cyclictest0-21swapper/120:05:151
840840996745,20cyclictest866382-21kworker/1:221:00:011
840840996739,27cyclictest843155-1kworker/1:0H00:30:051
840840996533,31cyclictest926174-21kworker/1:023:32:221
84084099631,61cyclictest0-21swapper/121:23:331
84084099630,2cyclictest0-21swapper/119:16:041
840840996238,23cyclictest515498-21kworker/1:119:30:141
840840996145,15cyclictest843155-1kworker/1:0H19:37:301
840840996043,16cyclictest843155-1kworker/1:0H22:30:321
840840996042,17cyclictest866382-21kworker/1:220:30:211
840840996041,18cyclictest905023-21kworker/1:222:20:161
840840995943,15cyclictest843155-1kworker/1:0H22:42:501
840840995943,15cyclictest843155-1kworker/1:0H22:42:501
840840995942,15cyclictest866382-21kworker/1:221:20:001
840840995942,15cyclictest866382-21kworker/1:221:19:591
840840995941,17cyclictest935295-21kworker/1:200:00:171
840840995941,16cyclictest866382-21kworker/1:220:25:171
840840995854,2cyclictest0-21swapper/123:10:001
840840995843,14cyclictest887975-21kworker/1:121:40:331
840840995843,14cyclictest887975-21kworker/1:121:30:201
840840995840,17cyclictest942058-21kworker/1:000:20:161
840840995840,17cyclictest942058-21kworker/1:000:20:161
840840995840,17cyclictest887975-21kworker/1:121:55:181
84084099580,57cyclictest0-21swapper/121:45:261
840840995743,14cyclictest917517-21kworker/1:223:00:231
840840995743,14cyclictest887975-21kworker/1:122:15:131
840840995743,14cyclictest866382-21kworker/1:221:05:021
840840995743,14cyclictest515498-21kworker/1:119:20:251
840840995742,15cyclictest926174-21kworker/1:023:50:031
840840995742,15cyclictest866382-21kworker/1:220:51:321
840840995742,14cyclictest917517-21kworker/1:223:25:001
840840995740,15cyclictest887975-21kworker/1:121:40:001
840840995642,14cyclictest926174-21kworker/1:023:35:061
840840995642,14cyclictest853086-21kworker/1:020:13:271
840840995641,14cyclictest926174-21kworker/1:023:45:041
840840995641,14cyclictest866382-21kworker/1:221:25:011
840840995641,14cyclictest866382-21kworker/1:221:02:341
840840995641,14cyclictest866382-21kworker/1:220:35:161
840840995641,14cyclictest853086-21kworker/1:020:17:261
840840995641,14cyclictest853086-21kworker/1:019:50:001
840840995641,14cyclictest515498-21kworker/1:119:10:001
840840995640,15cyclictest843155-1kworker/1:0H22:50:051
840840995638,16cyclictest843155-1kworker/1:0H20:04:561
840840995636,19cyclictest853086-21kworker/1:019:55:161
84084099560,2cyclictest0-21swapper/120:45:271
840840995541,14cyclictest917517-21kworker/1:223:12:401
840840995541,14cyclictest853086-21kworker/1:020:20:151
840840995541,14cyclictest843155-1kworker/1:0H19:45:161
840840995540,14cyclictest935295-21kworker/1:223:55:171
840840995540,14cyclictest887975-21kworker/1:121:50:011
840840995540,14cyclictest866382-21kworker/1:221:12:341
840840995540,14cyclictest843155-1kworker/1:0H19:25:381
840843995449,3cyclictest1395319-1kworker/3:0H22:22:273
840840995440,14cyclictest887975-21kworker/1:122:05:011
840840995439,14cyclictest907658-21kworker/1:022:55:011
840840995439,14cyclictest887975-21kworker/1:122:11:331
840840995439,14cyclictest843155-1kworker/1:0H00:15:151
840840995438,15cyclictest926174-21kworker/1:023:30:001
840840995438,15cyclictest887975-21kworker/1:122:05:341
840840995437,16cyclictest945363-21kworker/1:200:26:341
840840995437,14cyclictest926174-21kworker/1:023:44:591
840840995436,17cyclictest917517-21kworker/1:223:15:171
840842995348,3cyclictest866313-21kworker/2:020:27:352
840840995338,14cyclictest907658-21kworker/1:022:45:061
840840995338,14cyclictest907658-21kworker/1:022:29:351
840840995338,14cyclictest866382-21kworker/1:220:40:151
840840995338,14cyclictest843155-1kworker/1:0H19:40:141
840837995346,4cyclictest1751615-1kworker/0:0H19:20:130
840843995248,2cyclictest861450-21kworker/3:220:40:323
840842995248,2cyclictest99490-1kworker/2:2H23:50:162
840840995237,14cyclictest947310-21kworker/1:100:35:321
840840995237,14cyclictest935295-21kworker/1:200:10:161
840840995237,14cyclictest935295-21kworker/1:200:05:241
840840995237,14cyclictest907658-21kworker/1:022:35:001
840842995147,2cyclictest889538-21kworker/2:023:17:162
840842995147,2cyclictest3783127-21kworker/2:119:30:072
840843995047,2cyclictest901162-21kworker/3:122:16:323
840843995047,2cyclictest892802-21kworker/3:221:59:553
840843995044,3cyclictest1395319-1kworker/3:0H20:55:163
840842995047,2cyclictest889538-21kworker/2:021:56:332
840842995047,2cyclictest883100-21kworker/2:121:15:242
840842995047,2cyclictest883100-21kworker/2:121:15:242
840842995046,2cyclictest889538-21kworker/2:022:58:082
840837995047,2cyclictest873056-21kworker/0:020:45:130
840843994945,2cyclictest936914-21kworker/3:000:15:293
840843994944,3cyclictest1395319-1kworker/3:0H22:48:273
840842994946,2cyclictest99490-1kworker/2:2H19:55:242
840842994946,2cyclictest889538-21kworker/2:000:15:052
840842994946,2cyclictest889538-21kworker/2:000:14:082
840842994945,3cyclictest866313-21kworker/2:021:05:252
840842994945,2cyclictest889538-21kworker/2:022:52:142
840837994945,3cyclictest1751615-1kworker/0:0H19:27:220
840837994944,3cyclictest1751615-1kworker/0:0H23:25:010
840837994944,3cyclictest1751615-1kworker/0:0H20:55:010
840843994844,3cyclictest1395319-1kworker/3:0H20:29:023
840843994843,3cyclictest936914-21kworker/3:000:00:163
840843994843,3cyclictest1395319-1kworker/3:0H23:32:563
840842994845,2cyclictest889538-21kworker/2:023:05:302
840842994845,2cyclictest3783127-21kworker/2:120:17:202
840842994845,2cyclictest3783127-21kworker/2:120:02:172
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional