You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-07-16 - 13:03
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.

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 50 highest latencies:
System rackbslot6.osadl.org (updated Wed Jul 16, 2025 00:43:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2850822450,6sleep3391rcuc/322:02:333
2729021810,4sleep33068899cyclictest01:22:133
336121720,5sleep13067499cyclictest00:55:121
297221560,4sleep03066999cyclictest22:12:520
298622610,8sleep09-21ksoftirqd/022:02:500
289512610,2sleep20-21swapper/223:07:422
207312590,1sleep00-21swapper/001:13:180
284292554,36sleep20-21swapper/222:02:282
30688995416,8cyclictest41-21ksoftirqd/301:42:463
176372520,2sleep123997-21diskmemload00:35:091
176372520,2sleep123997-21diskmemload00:35:091
30674995044,3cyclictest25-21ksoftirqd/101:17:391
3068899444,15cyclictest31639-21sh01:26:503
151891430,1ptp4l401ktimersoftd/302:23:363
151891430,1ptp4l401ktimersoftd/302:23:363
3068899428,5cyclictest41-21ksoftirqd/300:48:433
3068899422,6cyclictest401ktimersoftd/302:57:453
30674994236,3cyclictest25-21ksoftirqd/100:37:391
30674994236,3cyclictest25-21ksoftirqd/100:37:391
3068899414,5cyclictest41-21ksoftirqd/300:33:413
3068899414,5cyclictest41-21ksoftirqd/300:33:413
30688994120,8cyclictest41-21ksoftirqd/300:22:383
30688994114,11cyclictest41-21ksoftirqd/300:02:443
30688994113,9cyclictest41-21ksoftirqd/303:14:483
30674994134,3cyclictest25-21ksoftirqd/123:52:381
3068899406,6cyclictest41-21ksoftirqd/302:29:143
30688994017,7cyclictest41-21ksoftirqd/303:33:303
30674994035,3cyclictest25-21ksoftirqd/101:22:421
30674994033,4cyclictest25-21ksoftirqd/102:07:431
3068899383,5cyclictest41-21ksoftirqd/302:46:013
3068899383,5cyclictest0-21swapper/301:14:353
30688993815,4cyclictest41-21ksoftirqd/300:57:453
151891380,1ptp4l401ktimersoftd/302:00:283
151891380,1ptp4l401ktimersoftd/300:46:493
151891380,1ptp4l401ktimersoftd/300:46:493
3068899375,8cyclictest0-21swapper/302:32:333
3068899375,5cyclictest41-21ksoftirqd/323:47:513
3068899373,5cyclictest41-21ksoftirqd/301:32:133
3068899373,5cyclictest41-21ksoftirqd/300:11:203
30688993718,9cyclictest41-21ksoftirqd/322:37:413
30688993715,9cyclictest41-21ksoftirqd/300:18:263
30688993715,7cyclictest41-21ksoftirqd/300:12:273
151891370,1ptp4l401ktimersoftd/323:34:143
151891370,1ptp4l401ktimersoftd/323:02:453
151891370,1ptp4l401ktimersoftd/322:52:273
151891370,1ptp4l401ktimersoftd/322:52:273
151891370,1ptp4l401ktimersoftd/322:47:353
151891370,1ptp4l401ktimersoftd/322:47:353
151891370,1ptp4l401ktimersoftd/322:30:433
151891370,1ptp4l401ktimersoftd/302:21:173
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional