You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-09-16 - 07:34
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 Wed Sep 16, 2026 00:49:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3273913170,308ptp4l0-21swapper/119:05:191
177122227220,6sleep30-21swapper/319:09:5323
190329916655,23cyclictest155-21ksoftirqd/2321:26:1116
189229915725,77cyclictest0-21swapper/000:20:220
190129915056,40cyclictest151rcu_preempt23:31:4210
19065991481,86cyclictest0-21swapper/3023:58:0524
176652148141,6sleep250-21swapper/2519:09:1018
190269914243,63cyclictest0-21swapper/2121:45:5614
190269914243,63cyclictest0-21swapper/2121:45:5514
190709913847,59cyclictest0-21swapper/3100:12:0025
190269913838,78cyclictest0-21swapper/2123:26:2414
189339913822,73cyclictest151rcu_preempt23:57:1912
190589913750,86cyclictest0-21swapper/2900:39:4622
189339913759,45cyclictest151rcu_preempt23:20:4412
190709913645,83cyclictest0-21swapper/3123:28:4225
190709913630,74cyclictest0-21swapper/3123:24:2625
190709913550,55cyclictest0-21swapper/3119:45:2025
190709913550,54cyclictest0-21swapper/3122:40:2425
190709913330,73cyclictest0-21swapper/3120:39:5025
190709913328,72cyclictest0-21swapper/3123:19:3725
190589913347,85cyclictest0-21swapper/2920:55:1822
190589913347,85cyclictest0-21swapper/2920:55:1722
190709913228,71cyclictest0-21swapper/3100:26:2525
190709913226,64cyclictest0-21swapper/3123:07:5225
19065991326,75cyclictest0-21swapper/3022:48:3724
189699913259,41cyclictest0-21swapper/1023:10:112
190179913148,57cyclictest0-21swapper/1923:29:3411
189339913113,97cyclictest151rcu_preempt22:45:4412
190709913029,67cyclictest0-21swapper/3122:47:4925
190589913043,87cyclictest0-21swapper/2900:05:0122
190589913042,78cyclictest0-21swapper/2921:33:3322
190589913042,78cyclictest0-21swapper/2921:33:3322
190269913025,72cyclictest0-21swapper/2100:36:5714
190709912937,63cyclictest0-21swapper/3100:31:4625
190709912930,65cyclictest0-21swapper/3122:38:1325
190709912928,66cyclictest0-21swapper/3122:22:5725
190709912928,66cyclictest0-21swapper/3100:00:1425
190179912947,55cyclictest0-21swapper/1922:32:2311
189699912942,35cyclictest0-21swapper/1023:09:382
190709912827,65cyclictest0-21swapper/3123:59:4325
190709912826,63cyclictest0-21swapper/3119:29:5025
190709912824,61cyclictest0-21swapper/3100:09:5225
19058991280,86cyclictest0-21swapper/2920:40:2022
190179912842,56cyclictest0-21swapper/1923:06:3611
190709912730,74cyclictest0-21swapper/3122:18:0925
190709912730,70cyclictest0-21swapper/3122:01:3525
190709912730,70cyclictest0-21swapper/3122:01:3525
190269912727,67cyclictest0-21swapper/2122:13:5814
190179912750,57cyclictest0-21swapper/1923:31:1111
190179912733,61cyclictest0-21swapper/1919:36:3511
190709912632,69cyclictest0-21swapper/3120:55:2025
190709912632,69cyclictest0-21swapper/3120:55:1925
190709912630,68cyclictest0-21swapper/3123:51:0825
190709912629,69cyclictest0-21swapper/3121:18:1825
190709912629,69cyclictest0-21swapper/3121:18:1725
19065991260,65cyclictest0-21swapper/3020:10:2524
190179912627,67cyclictest0-21swapper/1922:52:4211
190179912625,59cyclictest0-21swapper/1920:35:2111
190709912544,72cyclictest0-21swapper/3121:55:4325
190709912544,72cyclictest0-21swapper/3121:55:4325
190709912533,79cyclictest0-21swapper/3121:54:3925
190709912533,79cyclictest0-21swapper/3121:54:3825
190709912530,71cyclictest0-21swapper/3123:13:1325
190709912530,66cyclictest0-21swapper/3123:00:2325
190709912529,75cyclictest0-21swapper/3119:30:2125
190709912529,67cyclictest0-21swapper/3119:25:0125
190179912538,58cyclictest0-21swapper/1922:25:5911
190179912524,59cyclictest0-21swapper/1922:17:5711
189779912514,72cyclictest0-21swapper/1223:46:334
190179912446,54cyclictest0-21swapper/1919:12:2911
190179912443,57cyclictest0-21swapper/1923:00:1011
190179912427,66cyclictest0-21swapper/1921:20:1311
190179912427,66cyclictest0-21swapper/1921:20:1211
190179912427,65cyclictest0-21swapper/1921:15:5711
190179912427,65cyclictest0-21swapper/1921:15:5711
190179912426,57cyclictest0-21swapper/1919:40:1911
190179912425,64cyclictest0-21swapper/1923:55:1311
189339912416,94cyclictest151rcu_preempt22:28:2212
190709912330,75cyclictest0-21swapper/3119:15:2425
190179912348,59cyclictest0-21swapper/1923:42:2011
190179912338,58cyclictest0-21swapper/1920:50:0211
190179912327,66cyclictest0-21swapper/1923:24:1311
190179912325,58cyclictest0-21swapper/1921:11:0911
190179912325,58cyclictest0-21swapper/1921:11:0811
189779912314,74cyclictest0-21swapper/1200:16:204
190709912253,68cyclictest0-21swapper/3120:10:2625
190709912233,81cyclictest0-21swapper/3100:15:1325
190709912229,70cyclictest0-21swapper/3121:25:1525
190709912229,63cyclictest0-21swapper/3120:34:2825
190709912225,60cyclictest0-21swapper/3121:39:4125
190709912225,60cyclictest0-21swapper/3121:39:4025
190709912214,72cyclictest0-21swapper/3123:46:5325
190179912254,62cyclictest0-21swapper/1920:56:1211
190179912254,62cyclictest0-21swapper/1920:56:1211
190179912239,62cyclictest0-21swapper/1923:16:1311
190179912233,66cyclictest0-21swapper/1900:28:2211
190179912229,67cyclictest0-21swapper/1921:30:5611
190179912229,67cyclictest0-21swapper/1921:30:5511
190179912228,65cyclictest0-21swapper/1920:02:4611
190179912227,63cyclictest0-21swapper/1900:34:4711
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional