You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2025-12-11 - 19:52
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 rackcslot8.osadl.org (updated Thu Dec 11, 2025 12:49:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2482913620,354ptp4l0-21swapper/107:05:421
131899928689,1cyclictest151rcu_preempt10:46:2114
131899928689,1cyclictest151rcu_preempt10:46:2014
131539918413,126cyclictest0-21swapper/1209:28:454
132389918343,33cyclictest0-21swapper/2912:14:0822
132389917934,143cyclictest0-21swapper/2912:34:5722
132389917628,144cyclictest0-21swapper/2909:39:4122
132389917531,103cyclictest0-21swapper/2909:51:5722
132389917531,103cyclictest0-21swapper/2909:51:5722
131679917543,97cyclictest0-21swapper/1612:17:238
132389917432,127cyclictest0-21swapper/2909:29:5122
132389917333,86cyclictest0-21swapper/2910:50:4522
132389917333,86cyclictest0-21swapper/2910:50:4522
132389917025,107cyclictest0-21swapper/2911:51:4322
1317299169167,1cyclictest151rcu_preempt11:59:299
131679916331,98cyclictest0-21swapper/1609:20:178
132389916234,71cyclictest0-21swapper/2909:57:1922
132389916234,71cyclictest0-21swapper/2909:57:1922
131539916012,107cyclictest0-21swapper/1209:20:014
131679915926,93cyclictest0-21swapper/1610:41:158
131679915926,93cyclictest0-21swapper/1610:41:148
131679915640,52cyclictest0-21swapper/1607:50:158
131679915429,78cyclictest0-21swapper/1608:00:248
131679915323,33cyclictest151rcu_preempt10:31:108
131679915323,33cyclictest151rcu_preempt10:31:108
329891151143,6phc2sys0-21swapper/207:09:2812
1323899151109,39cyclictest191-21ksoftirqd/2912:37:0722
131679914853,58cyclictest0-21swapper/1612:37:468
131679914720,110cyclictest0-21swapper/1611:05:528
131679914720,110cyclictest0-21swapper/1611:05:518
130929914762,16cyclictest0-21swapper/208:30:1712
131679914631,114cyclictest0-21swapper/1609:00:018
131649914631,114cyclictest0-21swapper/1510:22:427
131649914631,114cyclictest0-21swapper/1510:22:427
13144991450,86cyclictest0-21swapper/1010:50:122
13144991450,86cyclictest0-21swapper/1010:50:112
13125991449,34cyclictest308582cut09:50:1629
13125991449,34cyclictest308582cut09:50:1629
132389914355,62cyclictest0-21swapper/2911:25:4822
131679914324,54cyclictest0-21swapper/1609:45:268
13167991430,84cyclictest0-21swapper/1611:44:598
131679914225,76cyclictest0-21swapper/1611:45:238
13238991410,81cyclictest0-21swapper/2910:25:3922
13238991410,81cyclictest0-21swapper/2910:25:3822
131679914123,53cyclictest0-21swapper/1610:36:108
131679914019,78cyclictest0-21swapper/1610:52:308
131679914019,78cyclictest0-21swapper/1610:52:298
13144991401,83cyclictest0-21swapper/1012:06:522
132459913929,84cyclictest0-21swapper/3010:25:0624
132459913929,84cyclictest0-21swapper/3010:25:0524
132389913947,61cyclictest0-21swapper/2911:12:4022
132389913947,61cyclictest0-21swapper/2911:12:3922
132389913945,71cyclictest0-21swapper/2910:08:3222
131939913928,67cyclictest0-21swapper/2208:50:2615
132459913829,73cyclictest0-21swapper/3011:03:3524
132459913829,73cyclictest0-21swapper/3011:03:3524
132389913848,60cyclictest0-21swapper/2908:04:0122
13193991380,80cyclictest0-21swapper/2212:08:0715
131679913825,61cyclictest0-21swapper/1611:22:248
131539913824,72cyclictest0-21swapper/1211:35:084
132459913729,103cyclictest0-21swapper/3010:20:1924
132459913729,103cyclictest0-21swapper/3010:20:1824
132389913730,69cyclictest0-21swapper/2908:55:2022
132389913727,72cyclictest0-21swapper/2908:47:1822
131939913730,65cyclictest0-21swapper/2211:30:1115
13245991360,89cyclictest0-21swapper/3008:14:4424
132389913655,61cyclictest0-21swapper/2911:21:1222
132389913653,56cyclictest0-21swapper/2912:00:4622
132389913629,71cyclictest0-21swapper/2909:18:0422
131939913629,61cyclictest0-21swapper/2210:30:2015
131939913629,61cyclictest0-21swapper/2210:30:2015
13185991360,84cyclictest0-21swapper/2012:15:2413
131679913634,64cyclictest0-21swapper/1609:54:458
131679913634,64cyclictest0-21swapper/1609:54:458
131679913612,78cyclictest0-21swapper/1609:39:538
132459913525,84cyclictest0-21swapper/3009:30:0324
132389913550,57cyclictest0-21swapper/2911:40:2722
132389913532,74cyclictest0-21swapper/2910:56:2222
132389913532,74cyclictest0-21swapper/2910:56:2122
131939913528,62cyclictest0-21swapper/2209:11:4615
131939913527,64cyclictest0-21swapper/2210:15:2215
131939913527,64cyclictest0-21swapper/2210:15:2115
131939913525,73cyclictest0-21swapper/2211:45:0915
132389913429,74cyclictest0-21swapper/2910:19:4522
132389913429,74cyclictest0-21swapper/2910:19:4522
132389913429,72cyclictest0-21swapper/2910:36:5122
132389913428,71cyclictest0-21swapper/2910:02:0822
132389913428,71cyclictest0-21swapper/2910:02:0722
132389913428,62cyclictest0-21swapper/2910:40:2322
132389913428,62cyclictest0-21swapper/2910:40:2322
132389913425,64cyclictest0-21swapper/2907:18:0522
131939913431,64cyclictest0-21swapper/2211:25:2215
131939913429,63cyclictest0-21swapper/2211:52:3815
13193991340,78cyclictest0-21swapper/2209:05:2215
131679913451,55cyclictest0-21swapper/1612:11:388
13167991340,81cyclictest0-21swapper/1612:03:008
131539913448,55cyclictest0-21swapper/1211:18:414
131539913427,60cyclictest0-21swapper/1207:32:484
131259913418,64cyclictest0-21swapper/710:23:3929
131259913418,64cyclictest0-21swapper/710:23:3929
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional