You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-12-03 - 10:00
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 100 highest latencies:
System rackbslot6.osadl.org (updated Wed Dec 03, 2025 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1773911320,6ptp4l401ktimersoftd/320:18:363
177391700,1ptp4l401ktimersoftd/322:09:343
30612640,2sleep20-21swapper/201:15:012
30612640,2sleep20-21swapper/201:15:012
177391640,1ptp4l401ktimersoftd/323:52:523
42082630,3sleep0111rcuc/022:58:440
177391610,1ptp4l401ktimersoftd/323:42:543
263952600,3sleep20-21swapper/222:48:382
150702600,2sleep10-21swapper/123:44:021
78312590,2sleep20-21swapper/201:21:032
273992570,1sleep10-21swapper/122:08:231
177391570,1ptp4l401ktimersoftd/323:59:113
169132570,2sleep00-21swapper/022:38:410
177391560,1ptp4l401ktimersoftd/323:47:333
177391560,1ptp4l401ktimersoftd/322:36:013
177391560,1ptp4l401ktimersoftd/300:12:133
177391530,2ptp4l3227-21kworker/3:022:32:263
177391490,1ptp4l401ktimersoftd/300:24:183
177391480,2ptp4l15801-21kworker/3:001:16:143
177391480,2ptp4l15801-21kworker/3:001:16:143
8916994639,3cyclictest9-21ksoftirqd/000:08:370
177391450,2ptp4l15801-21kworker/3:000:58:343
177391440,2ptp4l3227-21kworker/3:023:12:203
177391430,1ptp4l401ktimersoftd/323:06:103
177391430,1ptp4l401ktimersoftd/321:18:463
8916994135,3cyclictest9-21ksoftirqd/022:23:350
177391410,5ptp4l401ktimersoftd/322:26:383
8928994033,4cyclictest33-21ksoftirqd/222:53:372
8921994034,4cyclictest0-21swapper/120:23:201
8916993933,3cyclictest9-21ksoftirqd/023:03:390
849023917,10sleep20-21swapper/220:19:072
177391390,1ptp4l401ktimersoftd/323:56:063
177391390,1ptp4l401ktimersoftd/323:35:303
177391390,1ptp4l401ktimersoftd/322:45:043
177391390,1ptp4l401ktimersoftd/300:53:453
177391390,1ptp4l401ktimersoftd/300:51:563
177391390,1ptp4l401ktimersoftd/300:14:053
177391390,1ptp4l401ktimersoftd/300:05:433
8928993832,4cyclictest33-21ksoftirqd/222:33:362
177391380,1ptp4l401ktimersoftd/323:31:523
177391380,1ptp4l401ktimersoftd/301:46:323
177391380,1ptp4l401ktimersoftd/301:40:173
177391380,1ptp4l401ktimersoftd/301:28:223
177391380,1ptp4l401ktimersoftd/301:08:473
177391380,1ptp4l401ktimersoftd/301:08:473
177391380,1ptp4l401ktimersoftd/301:03:583
177391380,0ptp4l401ktimersoftd/301:51:303
8934993725,7cyclictest41-21ksoftirqd/322:13:363
8916993731,4cyclictest9-21ksoftirqd/020:23:330
177391370,1ptp4l401ktimersoftd/322:55:423
177391370,1ptp4l401ktimersoftd/322:48:393
177391370,1ptp4l401ktimersoftd/322:38:333
177391370,1ptp4l401ktimersoftd/301:31:073
177391370,1ptp4l401ktimersoftd/301:18:433
177391370,1ptp4l401ktimersoftd/300:35:243
177391370,1ptp4l401ktimersoftd/300:30:113
177391370,0ptp4l401ktimersoftd/323:18:343
177391370,0ptp4l401ktimersoftd/321:36:413
177391370,0ptp4l401ktimersoftd/300:48:063
177391370,0ptp4l401ktimersoftd/300:18:593
8928993620,14cyclictest33-21ksoftirqd/223:52:522
8916993630,3cyclictest9-21ksoftirqd/021:33:210
8916993630,3cyclictest9-21ksoftirqd/000:43:400
8916993629,4cyclictest9-21ksoftirqd/001:43:390
177391360,0ptp4l401ktimersoftd/323:02:033
177391360,0ptp4l401ktimersoftd/300:40:353
8916993529,3cyclictest9-21ksoftirqd/021:18:340
8916993528,4cyclictest9-21ksoftirqd/021:33:350
8916993528,4cyclictest9-21ksoftirqd/000:33:370
8916993528,3cyclictest9-21ksoftirqd/020:23:200
8916993521,10cyclictest9-21ksoftirqd/022:43:370
54142350,1sleep15417-21grep23:33:541
177391350,1ptp4l401ktimersoftd/321:08:393
177391350,1ptp4l401ktimersoftd/301:37:573
177391350,0ptp4l401ktimersoftd/323:23:593
177391350,0ptp4l401ktimersoftd/323:23:593
8928993428,3cyclictest33-21ksoftirqd/223:43:372
8921993428,3cyclictest25-21ksoftirqd/123:33:241
8916993429,3cyclictest9-21ksoftirqd/001:43:280
8916993428,3cyclictest9-21ksoftirqd/020:33:350
8916993422,9cyclictest9-21ksoftirqd/022:13:530
177391340,2ptp4l16581-21kworker/3:221:13:403
177391340,1ptp4l401ktimersoftd/321:38:423
177391340,1ptp4l401ktimersoftd/321:38:423
8928993328,3cyclictest33-21ksoftirqd/223:33:242
8928993328,3cyclictest33-21ksoftirqd/222:33:232
8928993328,3cyclictest33-21ksoftirqd/220:53:212
8928993327,3cyclictest33-21ksoftirqd/221:33:222
8928993327,3cyclictest28508-21sh21:03:202
8928993326,4cyclictest33-21ksoftirqd/200:18:382
8928993322,8cyclictest33-21ksoftirqd/200:43:262
8921993328,3cyclictest25-21ksoftirqd/121:33:221
8916993328,3cyclictest9-21ksoftirqd/022:13:230
8916993328,3cyclictest9-21ksoftirqd/000:38:550
8916993327,3cyclictest9-21ksoftirqd/023:53:440
8916993327,3cyclictest9-21ksoftirqd/001:08:260
8916993326,4cyclictest9-21ksoftirqd/000:18:540
8916993321,10cyclictest9-21ksoftirqd/021:13:410
177391330,1ptp4l401ktimersoftd/321:28:453
177391330,1ptp4l401ktimersoftd/320:38:513
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional