You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-08-07 - 05:31
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 Fri Aug 07, 2026 00:49:08)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3273912060,198ptp4l0-21swapper/119:07:231
201929918430,153cyclictest0-21swapper/900:08:2231
201929918330,141cyclictest0-21swapper/922:04:5531
2026099182178,1cyclictest151rcu_preempt23:28:0913
330891181173,6phc2sys0-21swapper/219:07:2012
201929917927,129cyclictest0-21swapper/921:20:0031
201929917630,106cyclictest0-21swapper/900:17:2731
201929917330,87cyclictest0-21swapper/923:55:1831
201929917220,137cyclictest0-21swapper/921:10:3031
203359917046,55cyclictest151rcu_preempt23:37:1424
201929916716,140cyclictest151rcu_preempt23:11:0031
201929916427,92cyclictest0-21swapper/923:50:1731
201809916124,130cyclictest0-21swapper/622:33:1128
20289991558,80cyclictest0-21swapper/2419:40:1617
201929915330,66cyclictest0-21swapper/923:35:1431
201929915130,120cyclictest0-21swapper/921:26:5731
201809915021,94cyclictest0-21swapper/620:23:2928
201809915021,94cyclictest0-21swapper/620:23:2928
201929914929,21cyclictest0-21swapper/922:11:5131
20222991450,84cyclictest0-21swapper/1523:10:147
201929914523,23cyclictest0-21swapper/921:23:3231
20157991440,86cyclictest0-21swapper/100:31:491
203179914354,57cyclictest0-21swapper/2822:01:4921
203179914345,66cyclictest0-21swapper/2823:30:1621
20180991430,85cyclictest0-21swapper/623:00:2628
203179914157,61cyclictest0-21swapper/2821:12:0621
203179914151,61cyclictest0-21swapper/2822:25:2521
201809914072,66cyclictest0-21swapper/622:45:1428
203179913952,58cyclictest0-21swapper/2821:45:1621
203179913928,65cyclictest0-21swapper/2823:03:4921
201809913941,80cyclictest0-21swapper/600:31:5028
20180991390,84cyclictest0-21swapper/622:02:4328
20157991390,83cyclictest0-21swapper/122:01:341
2033599138137,1cyclictest151rcu_preempt22:38:2424
203179913828,64cyclictest0-21swapper/2823:20:2321
20157991370,79cyclictest0-21swapper/123:03:031
203179913629,65cyclictest0-21swapper/2819:10:1621
203179913628,64cyclictest0-21swapper/2800:15:0121
202069913612,3cyclictest88-21ksoftirqd/1223:37:154
201809913655,74cyclictest0-21swapper/623:10:0428
201809913617,76cyclictest0-21swapper/623:38:3428
203179913533,60cyclictest0-21swapper/2800:15:2721
203179913529,61cyclictest0-21swapper/2823:37:1521
203179913527,64cyclictest0-21swapper/2822:35:1521
201929913548,57cyclictest0-21swapper/922:36:2631
201929913530,71cyclictest0-21swapper/921:47:1631
20192991350,74cyclictest0-21swapper/923:27:2131
203179913431,65cyclictest0-21swapper/2823:26:4821
201929913452,57cyclictest0-21swapper/919:15:3031
201929913444,60cyclictest0-21swapper/923:08:3131
203179913329,64cyclictest0-21swapper/2821:53:1621
201929913330,59cyclictest0-21swapper/922:48:4431
201929913327,71cyclictest0-21swapper/922:15:0331
201929913323,78cyclictest0-21swapper/900:12:5831
201929913240,60cyclictest0-21swapper/922:34:5131
201929913224,63cyclictest0-21swapper/923:20:1631
201809913267,49cyclictest0-21swapper/621:43:2828
202609913150,56cyclictest0-21swapper/2020:52:2013
202609913150,56cyclictest0-21swapper/2020:52:2013
202609913144,57cyclictest0-21swapper/2021:58:4713
202609913142,56cyclictest0-21swapper/2023:52:2013
202229913123,69cyclictest0-21swapper/1521:48:437
201979913152,54cyclictest0-21swapper/1020:20:102
201979913152,54cyclictest0-21swapper/1020:20:102
201979913148,57cyclictest0-21swapper/1022:34:202
201809913159,54cyclictest0-21swapper/621:10:1928
201809913144,60cyclictest0-21swapper/621:21:3328
201809913141,60cyclictest0-21swapper/620:17:3728
201809913141,60cyclictest0-21swapper/620:17:3728
203179913028,59cyclictest0-21swapper/2823:20:0121
201979913030,74cyclictest0-21swapper/1021:19:122
201979913028,82cyclictest0-21swapper/1021:29:062
201979913028,67cyclictest0-21swapper/1023:17:202
201929913047,55cyclictest0-21swapper/922:05:2731
201929913041,63cyclictest0-21swapper/923:49:0931
201929913030,64cyclictest0-21swapper/922:50:2031
20192991300,80cyclictest0-21swapper/920:10:0731
20192991300,80cyclictest0-21swapper/920:10:0731
201809913044,52cyclictest0-21swapper/623:59:1428
201809913043,54cyclictest0-21swapper/623:30:2228
203179912936,55cyclictest0-21swapper/2823:49:4721
203179912927,61cyclictest0-21swapper/2822:20:0021
20317991290,77cyclictest0-21swapper/2822:40:1821
20308991290,81cyclictest0-21swapper/2723:11:5920
202609912937,58cyclictest0-21swapper/2023:57:4013
201979912933,45cyclictest0-21swapper/1021:32:522
201979912930,68cyclictest0-21swapper/1000:25:142
201979912930,67cyclictest0-21swapper/1000:22:492
201979912927,68cyclictest0-21swapper/1021:23:462
201979912926,64cyclictest0-21swapper/1023:35:152
201929912944,57cyclictest0-21swapper/900:00:5831
201929912929,67cyclictest0-21swapper/900:20:0131
201929912928,67cyclictest0-21swapper/923:41:1531
201929912928,65cyclictest0-21swapper/923:33:0631
201929912925,64cyclictest0-21swapper/920:37:1531
201929912925,64cyclictest0-21swapper/920:37:1531
201809912948,55cyclictest0-21swapper/622:21:5728
201809912926,62cyclictest0-21swapper/623:43:4428
201809912925,62cyclictest0-21swapper/621:36:3128
201809912925,62cyclictest0-21swapper/619:12:4828
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional