You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-03-27 - 13:47
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 Mar 27, 2026 00:49:05)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
19782994048,198cyclictest151rcu_preempt21:49:0726
19782994048,198cyclictest151rcu_preempt21:49:0626
3273913050,298ptp4l0-21swapper/119:08:161
19782992037,3cyclictest40-21ksoftirqd/422:21:1126
19782992037,3cyclictest40-21ksoftirqd/422:21:1126
1979899190186,1cyclictest151rcu_preempt00:32:2229
198439918113,160cyclictest0-21swapper/1320:45:195
197989917932,106cyclictest0-21swapper/723:00:4029
198439917812,130cyclictest0-21swapper/1321:47:205
198439917812,130cyclictest0-21swapper/1321:47:195
19763991774,168cyclictest0-21swapper/121:55:251
185092177169,6sleep280-21swapper/2819:09:4121
19763991765,135cyclictest0-21swapper/123:05:091
198439917012,115cyclictest0-21swapper/1321:32:215
198439917012,115cyclictest0-21swapper/1321:32:215
197989916623,103cyclictest0-21swapper/719:35:1329
197989916518,121cyclictest26116-21taskset19:10:2329
19876991562,146cyclictest0-21swapper/1921:34:3611
19876991562,146cyclictest0-21swapper/1921:34:3511
19876991562,129cyclictest0-21swapper/1900:25:3811
19876991552,152cyclictest0-21swapper/1922:18:2511
19876991552,152cyclictest0-21swapper/1922:18:2511
198439915512,105cyclictest0-21swapper/1321:58:295
19876991513,147cyclictest0-21swapper/1920:35:1711
19876991512,102cyclictest0-21swapper/1923:30:2011
198439915112,91cyclictest0-21swapper/1322:03:215
198439915112,91cyclictest0-21swapper/1322:03:215
19763991505,93cyclictest0-21swapper/100:33:521
19869991493,127cyclictest0-21swapper/1822:25:2210
19869991493,127cyclictest0-21swapper/1822:25:2110
19869991483,119cyclictest0-21swapper/1800:04:1210
198439914812,118cyclictest0-21swapper/1300:10:195
19869991473,126cyclictest0-21swapper/1822:48:2010
198439914412,100cyclictest0-21swapper/1321:40:135
198439914412,100cyclictest0-21swapper/1321:40:135
19763991444,89cyclictest0-21swapper/100:09:171
19843991420,85cyclictest0-21swapper/1300:15:225
1976399142121,20cyclictest22-21ksoftirqd/123:54:341
19881991407,85cyclictest0-21swapper/2019:55:2013
199209913953,51cyclictest0-21swapper/2523:36:2518
19881991396,108cyclictest0-21swapper/2000:17:0213
19869991383,85cyclictest0-21swapper/1800:06:0510
19869991382,93cyclictest0-21swapper/1822:20:0010
19869991382,93cyclictest0-21swapper/1822:20:0010
198889913712,72cyclictest0-21swapper/2100:28:2914
198819913628,67cyclictest0-21swapper/2019:50:1313
19876991362,82cyclictest0-21swapper/1900:30:2611
19876991362,81cyclictest0-21swapper/1922:46:1311
198439913640,58cyclictest0-21swapper/1323:05:055
19928991350,88cyclictest0-21swapper/2621:11:4419
19881991350,0cyclictest0-21swapper/2000:25:2713
198819913430,64cyclictest0-21swapper/2019:15:3013
198819913430,63cyclictest0-21swapper/2019:30:0313
19859991340,75cyclictest0-21swapper/1619:40:028
198819913330,66cyclictest0-21swapper/2020:55:2113
198819913329,63cyclictest0-21swapper/2023:06:2513
198439913350,58cyclictest0-21swapper/1321:17:555
198439913350,58cyclictest0-21swapper/1321:17:555
198819913228,65cyclictest0-21swapper/2021:50:5813
198819913228,65cyclictest0-21swapper/2021:50:5813
198819913228,60cyclictest0-21swapper/2021:05:0113
198819913227,65cyclictest0-21swapper/2022:48:1713
198819913226,65cyclictest0-21swapper/2000:10:1313
198439913237,67cyclictest0-21swapper/1300:05:135
198439913228,69cyclictest0-21swapper/1321:12:345
198439913228,69cyclictest0-21swapper/1320:20:125
198439913228,68cyclictest0-21swapper/1319:17:095
198439913228,67cyclictest0-21swapper/1323:49:435
198439913228,67cyclictest0-21swapper/1323:39:335
198439913227,69cyclictest0-21swapper/1300:31:115
197989913243,57cyclictest0-21swapper/721:10:5229
197989913226,61cyclictest0-21swapper/721:45:0529
197989913226,61cyclictest0-21swapper/721:45:0429
19763991320,79cyclictest0-21swapper/122:10:391
19763991320,79cyclictest0-21swapper/122:10:391
198439913131,75cyclictest0-21swapper/1323:25:395
198439913130,74cyclictest0-21swapper/1323:24:365
198439913128,71cyclictest0-21swapper/1320:32:315
198439913128,67cyclictest0-21swapper/1323:53:285
198439913127,65cyclictest0-21swapper/1319:30:315
197989913130,62cyclictest0-21swapper/723:40:3129
19928991300,83cyclictest0-21swapper/2620:29:3019
198819913023,63cyclictest0-21swapper/2021:25:0213
198819913023,63cyclictest0-21swapper/2021:25:0113
198439913030,72cyclictest0-21swapper/1300:35:405
198439913028,69cyclictest0-21swapper/1321:53:115
198439913028,69cyclictest0-21swapper/1321:53:115
198439913026,63cyclictest0-21swapper/1321:21:085
198439913026,63cyclictest0-21swapper/1321:21:075
198439913025,68cyclictest0-21swapper/1323:58:155
199539912947,53cyclictest0-21swapper/3021:51:2124
199539912947,53cyclictest0-21swapper/3021:51:2024
19928991290,86cyclictest0-21swapper/2621:25:0619
19928991290,86cyclictest0-21swapper/2621:25:0519
198439912951,63cyclictest0-21swapper/1300:02:005
198439912948,64cyclictest0-21swapper/1319:20:225
198439912942,69cyclictest0-21swapper/1321:27:325
198439912942,69cyclictest0-21swapper/1321:27:325
198439912927,68cyclictest0-21swapper/1321:01:385
198439912927,67cyclictest0-21swapper/1322:27:125
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional