You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-08-27 - 14:46
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 rack5slot2.osadl.org (updated Wed Aug 27, 2025 12:44:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
260802198183,11sleep10-21swapper/107:08:161
259072197181,12sleep00-21swapper/007:06:050
259102192174,13sleep30-21swapper/307:06:083
259412167149,13sleep20-21swapper/207:06:322
6782450,0sleep30-21swapper/310:03:033
56622410,0sleep10-21swapper/111:10:151
293472410,0sleep10-21swapper/110:33:291
2639699102,4cyclictest19830-21munin-run08:00:010
180772100,0sleep30-21swapper/310:44:123
135142100,0sleep313489-21ssh11:30:203
14599290,0sleep10-21swapper/111:47:261
263969982,3cyclictest9404-21munin-run10:40:010
263969981,4cyclictest1570-21munin-run11:25:000
264059960,5cyclictest0-21swapper/209:40:012
263969960,5cyclictest0-21swapper/007:20:140
264109955,0cyclictest29179-21kworker/3:109:25:223
264109950,5cyclictest6938-21ssh12:33:183
264109950,5cyclictest0-21swapper/310:56:403
264109950,5cyclictest0-21swapper/310:33:143
264109950,0cyclictest22366-21diskmemload09:45:413
264059950,5cyclictest0-21swapper/212:35:142
264059950,5cyclictest0-21swapper/208:30:232
264059950,4cyclictest0-21swapper/211:40:142
264059950,0cyclictest0-21swapper/207:40:202
264019951,3cyclictest0-21swapper/109:55:121
264019951,3cyclictest0-21swapper/109:50:131
264019951,2cyclictest0-21swapper/112:05:131
264019951,2cyclictest0-21swapper/108:20:141
264019950,5cyclictest0-21swapper/111:35:281
264019950,5cyclictest0-21swapper/110:39:281
263969952,2cyclictest0-21swapper/007:40:120
263969952,1cyclictest0-21swapper/009:55:120
263969951,4cyclictest4743-21munin-run07:30:010
263969951,1cyclictest0-21swapper/009:45:140
263969950,5cyclictest0-21swapper/010:30:130
263969950,5cyclictest0-21swapper/010:00:120
263969950,4cyclictest0-21swapper/011:10:130
17511250,0sleep10-21swapper/110:43:491
5057240,0sleep20-21swapper/210:20:502
264109944,0cyclictest29179-21kworker/3:108:29:223
264109944,0cyclictest29179-21kworker/3:107:55:473
264109944,0cyclictest0-21swapper/311:13:343
264109942,1cyclictest9012-21ssh11:45:003
264109942,1cyclictest253-21systemd-udevd09:50:143
264109941,1cyclictest0-21swapper/308:35:123
264109941,1cyclictest0-21swapper/307:35:133
264109940,4cyclictest12620-21apt-get07:45:133
264109940,4cyclictest0-21swapper/312:35:133
264109940,4cyclictest0-21swapper/312:26:013
264109940,4cyclictest0-21swapper/312:20:113
264109940,4cyclictest0-21swapper/312:15:213
264109940,4cyclictest0-21swapper/312:10:123
264109940,4cyclictest0-21swapper/312:05:143
264109940,4cyclictest0-21swapper/311:55:023
264109940,4cyclictest0-21swapper/311:50:123
264109940,4cyclictest0-21swapper/311:35:123
264109940,4cyclictest0-21swapper/311:25:153
264109940,4cyclictest0-21swapper/311:25:153
264109940,4cyclictest0-21swapper/311:20:433
264109940,4cyclictest0-21swapper/311:15:143
264109940,4cyclictest0-21swapper/311:00:113
264109940,4cyclictest0-21swapper/310:50:393
264109940,4cyclictest0-21swapper/310:35:153
264109940,4cyclictest0-21swapper/310:20:153
264109940,4cyclictest0-21swapper/310:15:153
264109940,4cyclictest0-21swapper/310:13:593
264109940,4cyclictest0-21swapper/310:09:523
264109940,4cyclictest0-21swapper/309:40:133
264109940,4cyclictest0-21swapper/309:39:073
264109940,4cyclictest0-21swapper/309:15:533
264109940,4cyclictest0-21swapper/308:30:133
264109940,4cyclictest0-21swapper/308:15:133
264109940,4cyclictest0-21swapper/308:14:253
264109940,4cyclictest0-21swapper/307:50:133
264109940,3cyclictest720-21memory11:40:183
264109940,3cyclictest28948-21latency_hist07:15:003
264109940,3cyclictest27269-21apt-get11:05:133
264109940,3cyclictest22931-21sh09:10:133
264109940,3cyclictest22475-21date08:05:013
264109940,3cyclictest15269-21ssh10:25:553
264109940,3cyclictest11234-21ssh12:02:173
264109940,3cyclictest0-21swapper/309:55:123
264109940,3cyclictest0-21swapper/308:40:123
264109940,1cyclictest32730-21tr09:30:243
264059943,1cyclictest7728-21apt-get08:40:132
264059943,1cyclictest13435-21head08:50:152
264059943,1cyclictest0-21swapper/207:47:092
264059941,3cyclictest11722-21cat09:20:152
264059941,3cyclictest0-21swapper/208:10:162
264059940,4cyclictest9416-21aten2_r5power_v11:45:132
264059940,4cyclictest61-21kswapd010:05:012
264059940,4cyclictest30194-21apt-get08:20:132
264059940,4cyclictest3000-21apt-get12:15:012
264059940,4cyclictest24719-21ssh10:30:342
264059940,4cyclictest19065-21apt-get11:50:132
264059940,4cyclictest18721-21ntp_states11:00:162
264059940,4cyclictest0-21swapper/212:30:162
264059940,4cyclictest0-21swapper/212:20:202
264059940,4cyclictest0-21swapper/212:10:132
264059940,4cyclictest0-21swapper/211:57:262
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional