You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2024-04-26 - 08:32
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 50 highest latencies:
System rack0slot3.osadl.org (updated Fri Apr 26, 2024 00:45:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
39330522373367,4sleep30-21swapper/319:09:259
39327672366360,4sleep110-21swapper/1119:05:303
39305162356349,4sleep90-21swapper/919:05:1315
39295392347308,32sleep140-21swapper/1419:05:026
39330372346307,32sleep70-21swapper/719:09:1213
39328272346326,13sleep130-21swapper/1319:06:225
39328222345326,13sleep80-21swapper/819:06:1714
39327872344323,14sleep120-21swapper/1219:05:484
39320482343332,7sleep50-21swapper/519:05:2411
39328422341321,14sleep100-21swapper/1019:06:342
39330242340320,13sleep150-21swapper/1519:09:047
39298082340302,32sleep20-21swapper/219:05:068
39328992338318,13sleep60-21swapper/619:07:1812
39330532336315,14sleep40-21swapper/419:09:2610
39327952336316,13sleep00-21swapper/019:05:520
39328712332312,13sleep10-21swapper/119:06:571
40702772570,0sleep00-21swapper/021:30:170
40200412510,0sleep40-21swapper/420:50:1910
3933338994610,11cyclictest0-21swapper/1400:31:236
393333899459,11cyclictest0-21swapper/1420:51:436
393333899459,11cyclictest0-21swapper/1420:40:446
3933338994510,10cyclictest0-21swapper/1420:07:476
393333899448,11cyclictest0-21swapper/1421:13:416
393333899402,13cyclictest0-21swapper/1421:35:396
3933338993712,25cyclictest111750irq/149-enp2s0-22:08:356
3933338993510,25cyclictest0-21swapper/1423:25:296
3933338993510,25cyclictest0-21swapper/1422:30:346
3933338993510,25cyclictest0-21swapper/1421:46:386
3933338993510,25cyclictest0-21swapper/1421:46:386
3933338993510,25cyclictest0-21swapper/1419:12:526
3933338993510,0cyclictest0-21swapper/1400:20:246
393333899349,25cyclictest0-21swapper/1423:03:316
393333899349,25cyclictest0-21swapper/1421:02:426
393333899349,25cyclictest0-21swapper/1420:29:456
393333899349,25cyclictest0-21swapper/1420:29:446
393333899349,0cyclictest0-21swapper/1423:58:266
393333899349,0cyclictest0-21swapper/1423:47:276
393333899349,0cyclictest0-21swapper/1423:14:306
393333899349,0cyclictest0-21swapper/1422:19:356
393333899349,0cyclictest0-21swapper/1420:18:466
393333899349,0cyclictest0-21swapper/1419:56:486
393333899349,0cyclictest0-21swapper/1419:45:486
3933338993410,24cyclictest0-21swapper/1422:52:326
3933338993410,24cyclictest0-21swapper/1419:34:506
1814942340,0sleep110-21swapper/1100:40:013
800892320,0sleep140-21swapper/1423:35:286
41278682320,0sleep20-21swapper/222:05:508
41038512320,0sleep10-21swapper/121:50:521
39951512320,0sleep30-21swapper/320:20:239
1460752320,0sleep00-21swapper/000:17:250
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional