You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-09-04 - 11:41
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
Characteristics of the 100 highest latencies:
System rackdslot1.osadl.org (updated Fri Sep 04, 2026 00:45:38)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
297221740,3sleep3814099cyclictest21:15:243
3227621460,6sleep20-21swapper/221:10:182
134491770,11ptp4l1301-21snmpd19:05:343
8139997215,54cyclictest0-21swapper/223:15:282
8139997215,17cyclictest9371-21chrt23:46:552
8139997110,18cyclictest9874-21/usr/sbin/munin22:40:222
813999696,60cyclictest0-21swapper/223:25:002
813999689,57cyclictest0-21swapper/222:05:282
813999668,19cyclictest11297-21cpuspeed21:35:132
8139996615,19cyclictest29336-21chrt19:55:042
8139996614,11cyclictest28043-21taskset00:27:402
8139996513,11cyclictest31539-21taskset21:09:352
252682640,6sleep30-21swapper/319:45:183
8140996331,9cyclictest41-21ksoftirqd/320:50:263
8139996311,11cyclictest26554-21taskset19:46:472
8139996211,11cyclictest8550-21runrttasks21:28:372
134491620,5ptp4l0-21swapper/219:08:202
8139996110,17cyclictest22257-21dpkg19:40:112
8139996014,11cyclictest32634-21taskset00:37:262
8139996013,12cyclictest15803-21taskset21:45:052
8139996010,11cyclictest100272sleep219:12:402
8139995916,9cyclictest15895-21taskset22:54:282
8139995915,11cyclictest20088-21taskset20:45:032
8139995915,10cyclictest22930-21taskset23:07:432
134491590,3ptp4l5986-21users21:20:311
8139995814,8cyclictest10749-21taskset21:32:262
8139995811,12cyclictest19857-21chrt20:44:582
8139995811,11cyclictest22372-21chrt21:55:312
8139995810,14cyclictest16027-21meminfo19:25:212
134491580,4ptp4l0-21swapper/220:50:532
134491580,3ptp4l0-21swapper/022:35:230
134491580,3ptp4l0-21swapper/020:25:120
8139995712,10cyclictest23433-21taskset00:17:452
8139995711,11cyclictest30414-21chrt00:33:292
134491570,4ptp4l0-21swapper/219:34:082
8140995628,9cyclictest41-21ksoftirqd/323:55:273
8139995615,10cyclictest11778-21taskset23:53:182
8139995615,10cyclictest10496-21taskset20:23:422
134491560,4ptp4l0-21swapper/120:29:361
134491560,3ptp4l0-21swapper/119:45:241
134491560,2ptp4l121rcu_preempt21:10:200
814099554,10cyclictest0-21swapper/319:38:383
8139995514,7cyclictest21026-21taskset00:11:242
8139995513,11cyclictest29091-21taskset19:54:482
8139995511,11cyclictest7000-21taskset23:43:442
134491550,3ptp4l0-21swapper/022:52:590
134491550,3ptp4l0-21swapper/020:55:150
134491550,3ptp4l0-21swapper/020:55:150
814099544,6cyclictest0-21swapper/323:05:223
8139995415,10cyclictest18903-21taskset00:08:322
8139995415,10cyclictest18903-21taskset00:08:312
8139995414,11cyclictest28975-21chrt21:03:512
8139995410,9cyclictest0-21swapper/223:37:302
8139995410,9cyclictest0-21swapper/223:37:302
134491540,4ptp4l0-21swapper/119:25:261
134491540,4ptp4l0-21swapper/000:35:020
134491540,4ptp4l0-21swapper/000:06:560
134491540,4ptp4l0-21swapper/000:06:550
134491540,3ptp4l0-21swapper/020:36:240
814099533,6cyclictest41-21ksoftirqd/320:20:193
814099533,10cyclictest0-21swapper/323:52:013
134491530,4ptp4l0-21swapper/122:51:441
134491530,4ptp4l0-21swapper/122:41:031
134491530,4ptp4l0-21swapper/021:53:060
134491530,3ptp4l0-21swapper/122:35:241
134491530,11ptp4l0-21swapper/020:15:520
813999527,10cyclictest0-21swapper/220:35:002
8139995213,11cyclictest14464-21taskset00:00:082
8139995210,40cyclictest0-21swapper/223:55:152
134491520,4ptp4l0-21swapper/023:53:010
134491520,4ptp4l0-21swapper/023:01:260
134491520,3ptp4l0-21swapper/123:33:341
134491520,3ptp4l0-21swapper/020:05:010
134491520,3ptp4l0-21swapper/020:05:010
813999519,10cyclictest18636-21apt-config23:00:002
134491510,4ptp4l0-21swapper/023:38:480
134491510,4ptp4l0-21swapper/023:38:480
134491510,4ptp4l0-21swapper/019:46:450
134491510,3ptp4l0-21swapper/123:25:481
134491510,3ptp4l0-21swapper/123:00:211
134491510,18ptp4l9-21ksoftirqd/019:18:200
134491510,18ptp4l0-21swapper/119:30:181
814099506,5cyclictest0-21swapper/321:03:163
814099505,7cyclictest41-21ksoftirqd/300:10:173
814099505,7cyclictest41-21ksoftirqd/300:00:253
814099503,5cyclictest41-21ksoftirqd/320:30:113
814099502,7cyclictest0-21swapper/322:10:173
134491500,8ptp4l6741-21ls19:05:200
134491500,4ptp4l0-21swapper/100:33:411
134491500,13ptp4l0-21swapper/022:58:400
134491500,13ptp4l0-21swapper/000:24:550
814099492,11cyclictest0-21swapper/322:30:293
134491490,4ptp4l0-21swapper/123:51:371
814099486,6cyclictest0-21swapper/300:33:453
814099483,4cyclictest0-21swapper/320:15:143
813999486,9cyclictest0-21swapper/220:00:232
8139994811,11cyclictest7931-21chrt20:15:422
134491480,9ptp4l0-21swapper/023:23:150
134491480,4ptp4l0-21swapper/100:38:521
134491480,4ptp4l0-21swapper/000:01:480
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional