You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-04-02 - 06:37
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
Characteristics of the 100 highest latencies:
System rackeslot2.osadl.org (updated Wed Apr 02, 2025 00:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
45027321140,2sleep30-21swapper/300:15:013
40725421100,1sleep00-21swapper/023:45:000
6346121090,2sleep20-21swapper/219:30:332
3139099341,3cyclictest428878-40mandb00:00:010
31391993217,10cyclictest0-21swapper/122:35:011
31391993216,9cyclictest0-21swapper/122:30:011
31391993216,11cyclictest0-21swapper/119:15:021
31391992820,7cyclictest198923-21apt-config21:30:001
31391992711,9cyclictest320860-21kworker/u16:1+nfsiod23:15:491
31390992720,2cyclictest350688-21munin-run23:10:000
31390992716,10cyclictest232853-21kthreadcore21:50:190
31391992617,7cyclictest0-21swapper/121:10:021
31390992620,2cyclictest770595-21systemd-journal22:20:010
31390992615,7cyclictest480575-21latency_hist00:35:010
3139199253,15cyclictest244884-21sh21:56:151
31391992510,8cyclictest320860-21kworker/u16:1+nfsiod23:28:321
25010912518,3phc2sys0-21swapper/322:35:223
25010912518,2phc2sys0-21swapper/323:50:093
25010912518,2phc2sys0-21swapper/322:49:263
25010912518,2phc2sys0-21swapper/322:11:583
25010912518,2phc2sys0-21swapper/321:51:543
25010912518,2phc2sys0-21swapper/321:40:083
3139199249,7cyclictest0-21swapper/123:45:011
31391992421,2cyclictest0-21swapper/100:20:011
3139199241,13cyclictest437470-21ssh00:04:341
25010912418,2phc2sys0-21swapper/321:59:243
25010912417,2phc2sys0-21swapper/323:38:153
25010912417,2phc2sys0-21swapper/323:27:203
25010912417,2phc2sys0-21swapper/321:38:363
25010912417,2phc2sys0-21swapper/321:17:403
25010912417,2phc2sys0-21swapper/319:40:003
25010912417,2phc2sys0-21swapper/300:07:453
3139199235,9cyclictest168399-21diskmemload22:41:271
3139199234,14cyclictest374728-21sh23:21:021
3139199234,13cyclictest168399-21diskmemload23:01:561
31391992315,7cyclictest69961-21grep19:40:001
3139199231,17cyclictest329833-21taskset22:55:121
3139199231,13cyclictest75814-21seq19:42:411
3139199231,13cyclictest487303-21taskset00:36:451
3139199231,13cyclictest470797-21ssh00:28:451
3139199231,13cyclictest465443-21ssh00:20:511
3139199231,13cyclictest447658-21ssh00:11:011
3139199231,13cyclictest398136-21taskset23:39:371
3139199231,13cyclictest350026-21taskset23:09:031
3139199231,13cyclictest225231-21runrttasks21:43:421
3139199231,13cyclictest205112-21taskset21:30:311
3139199231,13cyclictest185410-21taskset21:18:171
3139199231,13cyclictest131617-21taskset20:37:011
3139199231,13cyclictest118820-21taskset20:22:061
3139199231,12cyclictest410642-21ssh23:49:311
3139199230,18cyclictest57761-21taskset19:28:401
3139199230,18cyclictest388360-21seq23:33:061
3139199230,18cyclictest100151-21seq20:04:091
3139199230,13cyclictest258930-21ssh22:08:561
25010912318,3phc2sys0-21swapper/322:16:263
25010912318,3phc2sys0-21swapper/321:14:383
25010912317,3phc2sys0-21swapper/323:44:233
25010912317,3phc2sys0-21swapper/323:20:073
25010912317,3phc2sys0-21swapper/322:51:493
25010912317,3phc2sys0-21swapper/322:42:233
25010912317,2phc2sys0-21swapper/323:56:313
25010912317,2phc2sys0-21swapper/322:55:273
25010912317,2phc2sys0-21swapper/322:08:223
25010912317,2phc2sys0-21swapper/320:57:043
25010912317,2phc2sys0-21swapper/320:38:363
25010912317,2phc2sys0-21swapper/320:27:463
25010912317,2phc2sys0-21swapper/320:16:073
25010912317,2phc2sys0-21swapper/320:16:073
25010912317,2phc2sys0-21swapper/320:13:073
25010912317,2phc2sys0-21swapper/320:06:413
25010912317,2phc2sys0-21swapper/320:04:213
25010912317,2phc2sys0-21swapper/319:55:313
25010912317,2phc2sys0-21swapper/319:52:513
25010912317,2phc2sys0-21swapper/319:43:493
25010912317,2phc2sys0-21swapper/319:20:373
25010912317,2phc2sys0-21swapper/319:10:433
25010912317,2phc2sys0-21swapper/300:16:273
47152122218,2sleep30-21swapper/300:29:533
34894622218,2sleep20-21swapper/223:07:232
31392992219,1cyclictest0-21swapper/220:40:012
3139199225,8cyclictest168399-21diskmemload21:10:041
3139199223,14cyclictest156160-21taskset20:58:571
31391992213,8cyclictest247733-21acpi22:00:141
3139199221,16cyclictest87779-21taskset19:51:131
3139199221,16cyclictest283723-21sh22:20:461
3139199221,16cyclictest125503-21seq20:31:141
3139199221,16cyclictest119474-21taskset20:26:321
3139199221,16cyclictest112685-21taskset20:16:011
3139199221,16cyclictest112685-21taskset20:16:011
3139199221,15cyclictest472091-21ssh00:30:151
3139199221,15cyclictest226998-21ssh21:46:001
3139199221,13cyclictest269167-21aten2.4-expect22:15:171
3139199221,12cyclictest426741-21sh23:56:421
3139199221,12cyclictest356658-21taskset23:10:311
3139199221,12cyclictest329152-21ssh22:54:391
3139199221,12cyclictest265973-21seq22:11:011
3139199221,12cyclictest235715-21ssh21:50:461
3139199221,12cyclictest1992-21runrttasks22:35:351
3139199221,12cyclictest192943-21taskset21:21:091
3139199220,17cyclictest143861-21taskset20:45:471
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional