You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-11-30 - 13:32
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 100 highest latencies:
System rackcslot8.osadl.org (updated Sun Nov 30, 2025 00:49:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
329891383374,6phc2sys0-21swapper/219:05:2212
1103799338140,35cyclictest151rcu_preempt23:49:5211
2482913220,314ptp4l0-21swapper/119:07:531
110279927168,197cyclictest151rcu_preempt22:58:009
110279924668,37cyclictest151rcu_preempt00:04:019
110849916923,140cyclictest0-21swapper/2621:15:0119
110849915824,106cyclictest0-21swapper/2600:23:0819
110849915723,105cyclictest0-21swapper/2600:36:2919
110849914924,101cyclictest0-21swapper/2621:19:4819
110849914920,94cyclictest0-21swapper/2623:14:4319
11064991470,87cyclictest0-21swapper/2300:35:2316
110649914426,78cyclictest0-21swapper/2323:00:1416
10930991440,93cyclictest0-21swapper/223:26:3512
110849914121,87cyclictest0-21swapper/2623:16:4119
110979914037,62cyclictest0-21swapper/2819:25:1921
110979914037,62cyclictest0-21swapper/2819:25:1821
110849913917,92cyclictest0-21swapper/2600:15:3819
110979913728,66cyclictest0-21swapper/2821:30:2121
110979913724,66cyclictest0-21swapper/2820:50:1321
110979913636,66cyclictest0-21swapper/2823:45:0121
110649913639,74cyclictest0-21swapper/2323:16:4916
110459913633,72cyclictest0-21swapper/2023:01:0413
110649913535,61cyclictest0-21swapper/2300:25:4416
110459913546,57cyclictest0-21swapper/2023:55:0313
110459913526,64cyclictest0-21swapper/2000:26:2913
110459913521,62cyclictest0-21swapper/2022:07:0713
110649913428,71cyclictest0-21swapper/2322:30:1816
110459913425,64cyclictest0-21swapper/2000:15:2013
109979913438,95cyclictest151rcu_preempt00:25:225
110979913327,63cyclictest0-21swapper/2821:20:4321
110849913318,81cyclictest0-21swapper/2600:00:2419
110649913342,56cyclictest0-21swapper/2322:02:0016
110979913227,60cyclictest0-21swapper/2821:18:0021
110649913230,74cyclictest0-21swapper/2323:44:3516
110649913228,70cyclictest0-21swapper/2322:12:2516
110649913228,70cyclictest0-21swapper/2321:21:5516
110459913229,69cyclictest0-21swapper/2022:35:2513
110459913228,70cyclictest0-21swapper/2023:54:1213
11037991320,91cyclictest0-21swapper/1919:48:5011
11037991320,91cyclictest0-21swapper/1919:48:5011
109979913219,33cyclictest0-21swapper/1319:40:145
109979913219,33cyclictest0-21swapper/1319:40:145
110979913127,59cyclictest0-21swapper/2819:10:0121
110649913130,64cyclictest0-21swapper/2300:10:1516
110649913127,69cyclictest0-21swapper/2321:45:2616
110459913141,72cyclictest0-21swapper/2022:55:2613
110459913129,70cyclictest0-21swapper/2000:06:4813
110459913128,66cyclictest0-21swapper/2000:30:2013
110459913127,85cyclictest11076-21hddtemp_smartct20:25:1713
110459913127,85cyclictest11076-21hddtemp_smartct20:25:1613
110459913127,68cyclictest0-21swapper/2000:12:4413
110649913048,58cyclictest0-21swapper/2322:19:3516
110649913038,66cyclictest0-21swapper/2319:55:2216
110649913038,66cyclictest0-21swapper/2319:55:2116
110649913028,70cyclictest0-21swapper/2323:23:1216
110649913028,64cyclictest0-21swapper/2323:52:3716
110459913033,75cyclictest0-21swapper/2021:46:2913
110459913029,71cyclictest0-21swapper/2000:03:3413
110979912927,58cyclictest0-21swapper/2823:50:2121
110979912926,62cyclictest0-21swapper/2820:47:1821
110649912928,64cyclictest0-21swapper/2300:03:1616
110459912935,61cyclictest0-21swapper/2023:24:0313
110459912932,73cyclictest0-21swapper/2021:42:2813
110459912929,71cyclictest0-21swapper/2023:29:2313
110649912830,72cyclictest0-21swapper/2321:35:1716
110649912828,69cyclictest0-21swapper/2322:37:1516
110649912827,68cyclictest0-21swapper/2320:41:5116
110459912827,69cyclictest0-21swapper/2020:51:2813
110459912826,65cyclictest0-21swapper/2019:20:2113
110459912826,65cyclictest0-21swapper/2019:20:2113
110649912729,61cyclictest0-21swapper/2323:58:2716
110459912743,53cyclictest0-21swapper/2023:41:4113
110459912731,71cyclictest0-21swapper/2021:14:1113
110459912727,68cyclictest0-21swapper/2023:35:1613
110459912724,66cyclictest0-21swapper/2020:45:0213
109259912725,61cyclictest151rcu_preempt22:56:401
110979912624,60cyclictest0-21swapper/2822:43:1621
110649912631,65cyclictest0-21swapper/2321:59:0416
110649912630,71cyclictest0-21swapper/2300:30:0116
110649912627,71cyclictest0-21swapper/2322:20:4016
110649912627,67cyclictest0-21swapper/2319:24:5416
110649912627,67cyclictest0-21swapper/2319:24:5416
110459912632,76cyclictest0-21swapper/2020:23:2613
110459912632,76cyclictest0-21swapper/2020:23:2513
110459912627,69cyclictest0-21swapper/2020:33:4213
110459912627,69cyclictest0-21swapper/2020:33:4213
110459912626,64cyclictest0-21swapper/2021:34:0513
110649912529,72cyclictest0-21swapper/2320:10:1916
110649912529,72cyclictest0-21swapper/2320:10:1816
110649912527,71cyclictest0-21swapper/2322:45:1716
110649912527,60cyclictest0-21swapper/2300:18:1716
110649912524,59cyclictest0-21swapper/2320:20:2816
110649912524,59cyclictest0-21swapper/2320:20:2716
110459912530,71cyclictest0-21swapper/2022:22:0213
110459912526,57cyclictest0-21swapper/2022:45:0113
109979912520,24cyclictest0-21swapper/1322:21:395
10967991258,94cyclictest0-21swapper/923:37:5831
10967991258,71cyclictest0-21swapper/923:54:3231
10967991258,115cyclictest0-21swapper/923:29:2431
10967991258,109cyclictest0-21swapper/900:02:3231
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional