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2025-12-03 - 18:26
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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 Wed Dec 03, 2025 12:43:28)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
57402850,0sleep30-21swapper/309:55:373
280402660,0sleep50-21swapper/510:50:575
110862590,0sleep50-21swapper/509:40:415
209682550,0sleep00-21swapper/009:53:020
1312625226,9sleep60-21swapper/606:49:236
90492470,0sleep40-21swapper/412:21:224
278632440,2sleep31372699cyclictest11:11:293
315472420,0sleep30-21swapper/307:24:103
308572420,0sleep10-21swapper/110:46:121
12572420,0sleep60-21swapper/611:54:256
295542410,0sleep10-21swapper/109:22:271
215242410,0sleep10-21swapper/110:14:091
178842400,0sleep00-21swapper/009:20:100
1337624028,9sleep30-21swapper/306:52:403
1317424027,9sleep50-21swapper/506:49:545
1314924028,8sleep70-21swapper/706:49:327
17892390,0sleep50-21swapper/511:17:405
1320723926,9sleep10-21swapper/106:50:221
1319123928,8sleep40-21swapper/406:50:094
1314223926,9sleep00-21swapper/006:49:250
197912380,0sleep70-21swapper/712:02:437
1330623827,8sleep20-21swapper/206:51:432
219232190,0sleep20-21swapper/209:42:312
39312180,0sleep40-21swapper/411:12:584
210202150,0sleep40-21swapper/411:47:264
1372199150,12cyclictest28783-21sshd09:59:210
230312140,0sleep40-21swapper/410:24:294
13728991410,2cyclictest28104-21nfsd11:33:315
116832140,1sleep773-21ksoftirqd/712:06:277
233702130,0sleep70-21swapper/710:34:337
206782130,0sleep10-21swapper/109:58:151
13733991312,1cyclictest65-21ksoftirqd/609:46:226
13728991311,2cyclictest57-21ksoftirqd/511:40:325
13728991311,1cyclictest15653-21kworker/u16:012:18:195
13725991312,1cyclictest33-21ksoftirqd/210:07:212
1372199131,11cyclictest21368-21sshd09:05:100
108562130,0sleep50-21swapper/511:56:005
34362120,1sleep449-21ksoftirqd/410:52:164
13733991210,1cyclictest65-21ksoftirqd/612:15:486
13733991210,1cyclictest65-21ksoftirqd/612:13:586
1372899128,3cyclictest25060-21cp09:32:455
1372899120,1cyclictest0-21swapper/510:45:355
13725991210,1cyclictest33-21ksoftirqd/211:39:162
1372499122,4cyclictest26066-21sshd10:55:461
13721991211,1cyclictest9-21ksoftirqd/012:10:020
13721991211,1cyclictest9-21ksoftirqd/010:42:440
1373599119,1cyclictest711-21dbus-daemon09:19:457
1373599111,4cyclictest9089-21sshd09:56:167
1373599110,10cyclictest23852-21sshd11:15:577
1373399110,5cyclictest27436-21sshd11:06:136
1373399110,5cyclictest27436-21sshd11:06:136
1372899119,2cyclictest8887-21kworker/u16:008:59:175
1372899119,2cyclictest28105-21nfsd10:07:335
1372899119,1cyclictest57-21ksoftirqd/509:04:455
1372899116,0cyclictest0-21swapper/508:21:295
1372899110,10cyclictest27365-21kworker/5:010:15:025
1372899110,1cyclictest0-21swapper/509:55:005
1372799119,1cyclictest49-21ksoftirqd/411:59:384
1372799114,4cyclictest10501-21sshd10:17:384
13727991110,1cyclictest0-21swapper/409:00:374
1372799110,11cyclictest0-21swapper/411:52:154
1372799110,11cyclictest0-21swapper/411:52:154
1372699110,1cyclictest31775-21sshd09:17:213
1372599119,1cyclictest33-21ksoftirqd/212:09:442
1372599110,10cyclictest24510-21kworker/2:109:29:192
1372599110,10cyclictest10914-21sshd09:14:032
1372599110,10cyclictest0-21swapper/211:48:232
1372499118,2cyclictest15508-21bash12:01:511
1372499110,1cyclictest4046-21sshd11:49:331
1372499110,1cyclictest4046-21sshd11:49:331
13721991110,1cyclictest9-21ksoftirqd/012:01:170
13721991110,1cyclictest9-21ksoftirqd/009:13:400
1372199110,10cyclictest12581-21sshd09:30:330
112172110,0sleep70-21swapper/709:30:187
104022110,0sleep10-21swapper/109:45:501
1373599109,1cyclictest0-21swapper/711:32:307
1373599109,1cyclictest0-21swapper/708:55:387
1373599100,4cyclictest668-21systemd-logind10:39:447
1373599100,4cyclictest31739-21sshd11:12:107
1373599100,10cyclictest0-21swapper/710:50:057
1373399109,1cyclictest65-21ksoftirqd/611:16:206
1373399109,1cyclictest65-21ksoftirqd/610:49:196
1373399104,3cyclictest8428-21sshd10:27:296
1373399104,3cyclictest13372-21sshd09:19:236
1372899109,1cyclictest57-21ksoftirqd/511:24:545
1372899109,1cyclictest0-21swapper/509:16:425
1372899107,1cyclictest22059-21kworker/u16:107:08:505
1372899106,3cyclictest57-21ksoftirqd/510:00:275
1372799109,1cyclictest49-21ksoftirqd/409:09:174
1372799108,1cyclictest49-21ksoftirqd/411:54:374
1372799107,1cyclictest49-21ksoftirqd/409:21:204
1372799106,1cyclictest0-21swapper/410:44:164
1372799100,10cyclictest0-21swapper/412:05:584
1372699100,10cyclictest0-21swapper/309:52:403
1372699100,1cyclictest0-21swapper/310:07:043
1372599109,1cyclictest33-21ksoftirqd/211:02:242
1372599108,1cyclictest33-21ksoftirqd/209:54:152
1372499109,1cyclictest0-21swapper/111:39:471
1372499108,1cyclictest23863-21kworker/1:211:56:011
1372499102,2cyclictest2032-21grepconf.sh11:07:211
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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