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2025-12-09 - 05:11
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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 09, 2025 00:43:28)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
209162920,1sleep720902-21bash22:54:497
186372760,0sleep00-21swapper/022:59:070
17072720,0sleep10-21swapper/123:33:031
2647025947,9sleep70-21swapper/718:51:147
2417825127,9sleep30-21swapper/318:48:543
2663825037,9sleep40-21swapper/418:53:364
2644324926,8sleep20-21swapper/218:50:532
2651524725,8sleep60-21swapper/618:51:536
295822440,0sleep30-21swapper/323:14:073
276532430,0sleep50-21swapper/523:27:315
119492430,0sleep7721ktimersoftd/721:00:377
110402430,0sleep10-21swapper/123:07:171
286692410,0sleep10-21swapper/122:10:301
179682410,0sleep60-21swapper/620:29:056
119022410,0sleep00-21swapper/021:36:420
65372400,0sleep10-21swapper/122:30:091
60442400,0sleep60-21swapper/622:21:016
53002400,0sleep10-21swapper/122:52:511
2417524027,9sleep00-21swapper/018:48:510
149342400,0sleep00-21swapper/023:57:450
149342400,0sleep00-21swapper/023:57:450
133112400,0sleep70-21swapper/722:22:067
311832390,0sleep20-21swapper/221:52:542
264892390,0sleep30-21swapper/300:23:193
2646823926,9sleep50-21swapper/518:51:125
2644123826,9sleep10-21swapper/118:50:521
19242380,0sleep20-21swapper/222:43:232
116292380,0sleep20-21swapper/222:58:212
94702370,0sleep60-21swapper/621:13:576
94702370,0sleep60-21swapper/621:13:576
86062370,0sleep70-21swapper/723:56:487
86062370,0sleep70-21swapper/723:56:487
56922190,1sleep341-21ksoftirqd/322:20:583
2685099191,17cyclictest29968-21sshd21:25:347
2685099170,11cyclictest32083-21systemd-cgroups21:17:027
2685099170,11cyclictest32083-21systemd-cgroups21:17:027
67502160,0sleep50-21swapper/500:10:315
281262160,0sleep40-21swapper/422:10:254
2683999165,5cyclictest0-21swapper/523:53:555
2683999165,5cyclictest0-21swapper/523:53:555
2683999160,4cyclictest0-21swapper/522:09:305
2683999160,11cyclictest3692-21id21:39:555
2685099158,5cyclictest0-21swapper/720:46:527
2683999157,0cyclictest0-21swapper/523:44:015
122952150,0sleep20-21swapper/222:49:082
60112140,0sleep60-21swapper/621:53:546
35552140,1sleep5859-21polkitd21:35:275
2685099148,5cyclictest8514-21grep22:03:227
2685099142,12cyclictest0-21swapper/719:34:547
2685099142,0cyclictest0-21swapper/720:06:447
2685099140,13cyclictest23011-21sshd00:17:577
2683999143,5cyclictest0-21swapper/520:11:245
2685099138,5cyclictest0-21swapper/723:42:277
2685099138,5cyclictest0-21swapper/723:30:357
2685099138,5cyclictest0-21swapper/721:57:227
2685099138,5cyclictest0-21swapper/721:40:287
2685099138,5cyclictest0-21swapper/721:35:547
2685099138,5cyclictest0-21swapper/720:50:367
2685099138,5cyclictest0-21swapper/720:32:267
2685099138,5cyclictest0-21swapper/720:20:587
2685099138,5cyclictest0-21swapper/720:08:587
2685099138,5cyclictest0-21swapper/700:09:137
2685099138,4cyclictest32153-21timerandwakeup22:29:087
2685099138,0cyclictest0-21swapper/720:24:507
2685099138,0cyclictest0-21swapper/719:55:567
2685099138,0cyclictest0-21swapper/719:49:347
2685099138,0cyclictest0-21swapper/719:27:407
2685099138,0cyclictest0-21swapper/719:16:267
2685099137,5cyclictest16888-21runrttasks19:29:347
2685099137,5cyclictest0-21swapper/723:38:297
2685099137,5cyclictest0-21swapper/720:01:347
2685099132,5cyclictest5890-21sshd22:43:567
2685099132,5cyclictest0-21swapper/723:06:197
2685099132,5cyclictest0-21swapper/722:07:107
2685099132,5cyclictest0-21swapper/718:59:307
2685099132,5cyclictest0-21swapper/700:21:297
2685099132,0cyclictest0-21swapper/721:08:267
2685099132,0cyclictest0-21swapper/719:20:027
2685099132,0cyclictest0-21swapper/719:11:547
2685099132,0cyclictest0-21swapper/719:08:147
26850991310,2cyclictest5163-21sshd00:00:447
2685099131,6cyclictest5641-21sshd00:05:337
2685099131,6cyclictest0-21swapper/721:12:467
2685099131,0cyclictest0-21swapper/719:44:307
26846991311,1cyclictest65-21ksoftirqd/623:11:196
2683999138,5cyclictest0-21swapper/500:14:135
2683999133,5cyclictest0-21swapper/522:44:185
2683999133,4cyclictest0-21swapper/500:01:455
26804991311,1cyclictest9-21ksoftirqd/000:07:040
238832130,1sleep2311rcuc/223:17:592
21582130,0sleep10-21swapper/100:19:241
123742130,0sleep50-21swapper/522:53:515
113222130,0sleep00-21swapper/023:29:340
39842120,0sleep40-21swapper/420:04:054
2685099129,2cyclictest32512-21bash21:44:017
2685099127,5cyclictest0-21swapper/723:18:017
2685099127,5cyclictest0-21swapper/722:17:167
2685099127,5cyclictest0-21swapper/721:18:527
2685099127,2cyclictest3057-21sshd22:43:337
2685099127,1cyclictest4152sleep722:11:107
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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