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2026-05-16 - 12:22
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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 Sat May 16, 2026 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
797221760,3sleep0364399cyclictest02:01:100
1198721560,4sleep2365499cyclictest22:50:132
3268521470,2sleep2365499cyclictest23:42:332
1068911170,8ptp4l2370-21kworker/3:120:32:473
25512810,2sleep00-21swapper/020:30:540
34942604,9sleep20-21swapper/220:34:562
278672590,2sleep10-21swapper/100:44:271
206962590,2sleep20-21swapper/222:57:362
139392570,2sleep30-21swapper/320:55:323
139392570,2sleep30-21swapper/320:55:323
110462540,2sleep20-21swapper/201:31:532
36922530,2sleep00-21swapper/000:51:440
85742520,2sleep10-21swapper/123:18:191
3650995241,5cyclictest25-21ksoftirqd/123:55:471
129222510,2sleep30-21swapper/301:34:513
3643995041,5cyclictest9-21ksoftirqd/001:25:500
3660994818,9cyclictest41-21ksoftirqd/321:40:153
366099479,7cyclictest41-21ksoftirqd/323:45:373
3660994623,9cyclictest41-21ksoftirqd/322:41:043
3660994623,9cyclictest41-21ksoftirqd/322:41:043
106891460,0ptp4l401ktimersoftd/300:18:013
366099456,10cyclictest41-21ksoftirqd/321:40:513
366099444,7cyclictest41-21ksoftirqd/323:18:113
366099444,7cyclictest41-21ksoftirqd/301:11:433
3660994422,10cyclictest41-21ksoftirqd/301:16:063
366099437,7cyclictest41-21ksoftirqd/323:30:363
366099435,7cyclictest41-21ksoftirqd/301:07:103
366099434,8cyclictest41-21ksoftirqd/323:54:403
3660994338,3cyclictest391rcuc/301:45:153
366099432,7cyclictest41-21ksoftirqd/323:06:183
3660994320,9cyclictest41-21ksoftirqd/300:40:503
366099427,7cyclictest41-21ksoftirqd/300:55:153
366099426,8cyclictest41-21ksoftirqd/300:09:383
366099425,7cyclictest0-21swapper/321:05:443
366099425,7cyclictest0-21swapper/301:54:473
366099424,6cyclictest41-21ksoftirqd/301:02:303
366099424,6cyclictest41-21ksoftirqd/300:48:003
366099423,8cyclictest41-21ksoftirqd/300:24:493
366099423,8cyclictest41-21ksoftirqd/300:24:493
366099423,7cyclictest41-21ksoftirqd/300:32:563
366099423,7cyclictest41-21ksoftirqd/300:27:273
3660994221,9cyclictest41-21ksoftirqd/323:30:583
3650994234,4cyclictest25-21ksoftirqd/122:05:451
3643994231,5cyclictest9-21ksoftirqd/023:50:480
366099417,7cyclictest41-21ksoftirqd/320:36:003
366099416,7cyclictest41-21ksoftirqd/302:00:513
366099416,7cyclictest41-21ksoftirqd/300:11:543
366099415,6cyclictest0-21swapper/323:35:593
366099414,7cyclictest41-21ksoftirqd/301:25:573
366099413,7cyclictest41-21ksoftirqd/322:58:303
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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