You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-04-02 - 14:28
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 Apr 02, 2026 00:49:06)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
731499332131,198cyclictest151rcu_preempt22:52:4414
3273912910,282ptp4l0-21swapper/119:05:221
3273912910,282ptp4l0-21swapper/119:05:211
72459925152,1cyclictest151rcu_preempt22:25:1631
73299917426,100cyclictest0-21swapper/2523:46:3318
73299917426,100cyclictest0-21swapper/2523:46:3318
73369916430,94cyclictest0-21swapper/2722:43:4420
73369915924,118cyclictest0-21swapper/2723:11:3220
73369915629,81cyclictest0-21swapper/2721:55:2120
73339915531,79cyclictest0-21swapper/2622:45:1919
7226991543,129cyclictest0-21swapper/622:50:2028
72079915116,134cyclictest0-21swapper/322:14:2923
73369914827,79cyclictest0-21swapper/2719:15:1920
73299914650,95cyclictest0-21swapper/2522:23:2418
73299914649,96cyclictest0-21swapper/2523:39:1818
73299914649,96cyclictest0-21swapper/2523:39:1718
73369914224,76cyclictest0-21swapper/2700:37:0320
73369914224,76cyclictest0-21swapper/2700:37:0220
7344991391,80cyclictest0-21swapper/2920:35:1722
73339913944,56cyclictest0-21swapper/2600:11:5419
73339913944,56cyclictest0-21swapper/2600:11:5419
73339913931,63cyclictest0-21swapper/2621:11:1519
73339913750,63cyclictest0-21swapper/2622:13:3819
73339913749,63cyclictest0-21swapper/2600:16:1119
73339913749,63cyclictest0-21swapper/2600:16:1119
73339913729,63cyclictest0-21swapper/2623:30:1319
73339913729,63cyclictest0-21swapper/2623:30:1319
7310991377,113cyclictest151rcu_preempt21:46:4813
7310991375,129cyclictest151rcu_preempt22:16:1213
73339913657,63cyclictest0-21swapper/2620:07:3119
73339913655,64cyclictest0-21swapper/2623:10:2719
73339913629,64cyclictest0-21swapper/2600:27:5619
73339913629,64cyclictest0-21swapper/2600:27:5619
7333991360,77cyclictest0-21swapper/2623:20:3519
73339913530,63cyclictest0-21swapper/2623:45:1219
73339913530,63cyclictest0-21swapper/2623:45:1219
73339913525,65cyclictest0-21swapper/2622:30:2119
7333991350,77cyclictest0-21swapper/2622:36:0519
72079913523,71cyclictest0-21swapper/323:48:3323
72079913523,71cyclictest0-21swapper/323:48:3223
73339913459,63cyclictest0-21swapper/2621:44:1419
73339913448,55cyclictest0-21swapper/2622:08:5819
73339913432,67cyclictest0-21swapper/2621:58:4919
73339913431,62cyclictest0-21swapper/2621:38:3019
7333991340,78cyclictest0-21swapper/2622:20:1319
73249913445,61cyclictest0-21swapper/2421:48:2717
7310991349,68cyclictest0-21swapper/2019:45:0013
72079913427,63cyclictest0-21swapper/323:58:2423
72079913427,63cyclictest0-21swapper/323:58:2423
73339913331,65cyclictest0-21swapper/2623:26:2819
73249913340,56cyclictest0-21swapper/2421:10:2917
73339913231,62cyclictest0-21swapper/2621:54:0019
73339913229,67cyclictest0-21swapper/2622:02:2419
73339913226,64cyclictest0-21swapper/2623:51:1919
73339913226,64cyclictest0-21swapper/2623:51:1819
73299913252,11cyclictest0-21swapper/2519:45:4518
73299913233,42cyclictest0-21swapper/2500:22:3518
73299913233,42cyclictest0-21swapper/2500:22:3418
73249913228,67cyclictest0-21swapper/2421:57:2017
7310991328,107cyclictest151rcu_preempt22:55:4913
7296991321,87cyclictest0-21swapper/1700:08:349
7296991321,87cyclictest0-21swapper/1700:08:349
72079913232,75cyclictest0-21swapper/321:49:5423
72079913229,69cyclictest0-21swapper/322:19:4923
73369913127,69cyclictest0-21swapper/2721:15:0120
73339913129,61cyclictest0-21swapper/2620:10:2019
73339913128,62cyclictest0-21swapper/2621:25:4219
73339913126,63cyclictest0-21swapper/2623:43:3419
73339913126,63cyclictest0-21swapper/2623:43:3419
73109913112,116cyclictest151rcu_preempt22:50:5913
72079913129,69cyclictest0-21swapper/322:08:3523
72079913129,67cyclictest0-21swapper/321:34:5523
72079913127,72cyclictest0-21swapper/321:24:1423
73339913031,65cyclictest0-21swapper/2620:25:1919
73339913030,66cyclictest0-21swapper/2621:00:0219
73339913030,61cyclictest0-21swapper/2620:35:2719
73249913051,51cyclictest0-21swapper/2423:11:4817
73249913029,69cyclictest0-21swapper/2422:50:3417
73249913028,60cyclictest0-21swapper/2420:35:1417
73249913025,65cyclictest0-21swapper/2419:17:4917
73249913024,63cyclictest0-21swapper/2423:50:0217
73249913024,63cyclictest0-21swapper/2423:50:0117
73109913014,102cyclictest151rcu_preempt22:36:4813
72079913036,52cyclictest0-21swapper/322:46:4923
72079913028,68cyclictest0-21swapper/320:46:3123
73339912938,58cyclictest0-21swapper/2619:45:1419
73339912931,65cyclictest0-21swapper/2623:00:1719
73339912926,59cyclictest0-21swapper/2619:31:2019
7333991291,72cyclictest0-21swapper/2621:06:2519
73249912938,57cyclictest0-21swapper/2423:20:2217
73249912935,61cyclictest0-21swapper/2423:03:1517
73249912931,63cyclictest0-21swapper/2422:00:1417
73249912929,66cyclictest0-21swapper/2422:55:1717
73249912926,65cyclictest0-21swapper/2423:33:2717
73249912926,65cyclictest0-21swapper/2423:33:2617
73249912926,61cyclictest0-21swapper/2421:15:1817
73249912925,62cyclictest0-21swapper/2400:30:2217
73249912925,62cyclictest0-21swapper/2400:30:2217
73249912924,91cyclictest7274-21timerwakeupswit23:05:2417
73149912926,102cyclictest0-21swapper/2121:24:3314
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional