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2025-12-02 - 04:31
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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 rack3slot0.osadl.org (updated Tue Dec 02, 2025 00:43:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
24532540,0sleep50-21swapper/522:44:025
1429225127,8sleep20-21swapper/218:49:122
26972480,0sleep60-21swapper/623:33:206
33242450,0sleep60-21swapper/621:59:186
93182430,0sleep00-21swapper/022:44:450
84362430,0sleep60-21swapper/619:34:166
36822430,0sleep20-21swapper/200:20:172
30292420,0sleep20-21swapper/223:06:332
108722420,0sleep30-21swapper/322:31:353
54972410,0sleep60-21swapper/621:50:376
1645224128,9sleep70-21swapper/718:49:497
269052400,0sleep00-21swapper/022:51:500
269052400,0sleep00-21swapper/022:51:500
1649924028,9sleep30-21swapper/318:50:263
1649224028,9sleep50-21swapper/518:50:205
1644024027,9sleep40-21swapper/418:49:384
281362390,0sleep50-21swapper/523:19:025
1643323926,9sleep60-21swapper/618:49:326
1412223926,8sleep00-21swapper/018:49:020
322352380,2sleep11690299cyclictest22:39:091
238472380,0sleep50-21swapper/523:40:485
1428223827,8sleep10-21swapper/118:49:031
181952370,0sleep1241ktimersoftd/121:43:351
293252350,0sleep70-21swapper/721:44:537
1693799210,9cyclictest0-21swapper/519:40:225
1693799198,5cyclictest0-21swapper/520:40:485
1693799198,0cyclictest1325-21sshd00:15:105
1693799198,0cyclictest0-21swapper/523:20:545
1693799190,13cyclictest24387-21kworker/5:300:09:525
309502180,0sleep60-21swapper/621:31:556
1693799187,5cyclictest0-21swapper/522:27:125
1693799187,5cyclictest0-21swapper/521:13:365
1693799187,5cyclictest0-21swapper/520:28:545
1693799187,0cyclictest0-21swapper/522:34:145
1693799187,0cyclictest0-21swapper/520:32:405
16937991813,0cyclictest0-21swapper/520:52:185
1693799176,5cyclictest0-21swapper/522:59:165
1693799176,5cyclictest0-21swapper/521:45:125
1693799176,5cyclictest0-21swapper/519:20:285
1693799176,0cyclictest0-21swapper/520:34:525
16937991713,0cyclictest0-21swapper/520:14:505
16918991716,1cyclictest1164-21kworker/3:523:51:543
1693799166,4cyclictest0-21swapper/519:36:585
1693799165,6cyclictest0-21swapper/523:12:525
1693799165,5cyclictest0-21swapper/521:00:305
1693799160,4cyclictest0-21swapper/521:50:065
16918991615,1cyclictest5890-21kworker/3:000:20:523
16918991615,1cyclictest41-21ksoftirqd/323:18:063
16918991615,1cyclictest30167-21kworker/3:221:38:063
16918991615,1cyclictest25978-21kworker/3:100:10:283
16918991612,3cyclictest41-21ksoftirqd/322:01:123
84032150,0sleep50-21swapper/522:09:025
325892150,0sleep20-21swapper/222:12:192
294622150,0sleep30-21swapper/322:47:443
264782150,0sleep10-21swapper/121:09:001
16952991510,5cyclictest73-21ksoftirqd/722:45:387
1695299150,3cyclictest0-21swapper/719:27:027
1695299150,14cyclictest27288-21sshd23:18:567
1693799154,5cyclictest0-21swapper/519:24:065
1693799154,0cyclictest0-21swapper/521:35:365
1693799154,0cyclictest0-21swapper/521:04:545
1693799154,0cyclictest0-21swapper/520:03:205
1693799150,9cyclictest0-21swapper/521:14:545
1693799150,9cyclictest0-21swapper/518:59:045
1693799150,3cyclictest0-21swapper/523:37:425
16918991514,1cyclictest41-21ksoftirqd/322:06:583
16918991514,1cyclictest31337-21kworker/3:423:41:003
16918991514,1cyclictest29201-21kworker/3:422:49:103
16918991514,1cyclictest29201-21kworker/3:422:49:103
16918991513,1cyclictest41-21ksoftirqd/321:55:393
16918991513,1cyclictest18684-21kworker/3:121:24:043
314222140,0sleep40-21swapper/421:14:074
225362140,1sleep2321ktimersoftd/223:13:542
204472140,0sleep70-21swapper/722:50:537
204472140,0sleep70-21swapper/722:50:537
1695299146,0cyclictest0-21swapper/719:09:387
1695299142,1cyclictest0-21swapper/721:40:387
16952991412,1cyclictest99-21kswapd021:05:557
16952991410,3cyclictest73-21ksoftirqd/721:37:367
1693799148,6cyclictest0-21swapper/522:19:145
1693799148,5cyclictest1-21systemd23:51:205
1693799144,5cyclictest4141-21kworker/5:323:08:125
1693799144,5cyclictest0-21swapper/519:32:525
1693799144,0cyclictest0-21swapper/521:27:225
1693799143,5cyclictest0-21swapper/519:07:335
1693799143,5cyclictest0-21swapper/500:06:405
1693799142,6cyclictest0-21swapper/520:46:345
1693799142,6cyclictest0-21swapper/520:04:065
1693799142,0cyclictest0-21swapper/522:03:265
1693799142,0cyclictest0-21swapper/521:19:085
1693799140,9cyclictest0-21swapper/520:21:325
1691899149,3cyclictest41-21ksoftirqd/323:59:543
1691899146,3cyclictest41-21ksoftirqd/321:08:313
16918991414,0cyclictest18684-21kworker/3:120:16:583
16918991413,1cyclictest41-21ksoftirqd/323:32:253
16918991413,1cyclictest41-21ksoftirqd/323:09:133
16918991413,1cyclictest41-21ksoftirqd/322:56:023
16918991413,1cyclictest41-21ksoftirqd/322:56:023
16918991413,1cyclictest41-21ksoftirqd/321:45:053
16918991413,1cyclictest41-21ksoftirqd/321:22:303
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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