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2025-06-16 - 20:14
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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
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack0slot0.osadl.org (updated Mon Jun 16, 2025 12:45:38)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2277821140,0sleep30-21swapper/309:34:083
1402621080,0sleep60-21swapper/609:13:366
1402621080,0sleep60-21swapper/609:13:366
93052830,1sleep31036-21runrttasks12:16:213
262922790,2sleep50-21swapper/511:11:155
213822780,0sleep20-21swapper/210:36:342
256772770,3sleep62845299cyclictest09:49:176
221882770,0sleep30-21swapper/309:58:213
169312770,0sleep70-21swapper/710:40:407
165542770,0sleep70-21swapper/712:12:407
220152760,0sleep10-21swapper/111:05:421
60472750,0sleep10-21swapper/109:12:191
60472750,0sleep10-21swapper/109:12:191
118252750,0sleep211821-21sshd12:11:552
9292710,0sleep10-21swapper/109:21:081
113192710,1sleep7771ktimersoftd/710:10:587
246622690,0sleep00-21swapper/012:28:120
42112670,3sleep22842599cyclictest10:19:432
282532670,0sleep40-21swapper/412:33:294
266322640,0sleep00-21swapper/009:29:560
279852620,0sleep10-21swapper/110:56:521
2800425949,6sleep70-21swapper/707:07:437
302942570,1sleep70-21swapper/710:04:267
127552560,0sleep30-21swapper/310:59:353
194652550,0sleep50-21swapper/512:22:405
2804925444,6sleep40-21swapper/407:08:214
2817525029,6sleep00-21swapper/007:09:520
2797424838,6sleep60-21swapper/607:07:256
2803524636,6sleep10-21swapper/107:08:091
2793524535,6sleep30-21swapper/307:06:513
2782524332,7sleep50-21swapper/507:05:325
2614523928,7sleep20-21swapper/207:05:052
178902390,0sleep50-21swapper/509:33:215
2841899240,23cyclictest0-21swapper/107:39:591
2841899230,22cyclictest0-21swapper/108:17:141
2841899230,1cyclictest0-21swapper/110:02:151
21102230,1sleep40-21swapper/409:45:314
28418992219,2cyclictest0-21swapper/107:54:411
2841899220,21cyclictest0-21swapper/108:13:421
28418992118,2cyclictest0-21swapper/108:08:081
28418992118,2cyclictest0-21swapper/108:08:081
28418992118,2cyclictest0-21swapper/108:00:361
28418992118,2cyclictest0-21swapper/107:55:081
28418992118,2cyclictest0-21swapper/107:25:451
28418992118,2cyclictest0-21swapper/107:15:481
28418992118,2cyclictest0-21swapper/107:10:321
2841899210,20cyclictest0-21swapper/107:45:151
2841899210,20cyclictest0-21swapper/107:40:031
2841899210,20cyclictest0-21swapper/107:30:231
2841899210,20cyclictest0-21swapper/107:20:091
132782210,1sleep7660-21dbus-daemon11:19:187
222402200,1sleep322237-21sshd11:05:443
219492200,0sleep50-21swapper/509:24:255
120272200,0sleep10-21swapper/111:47:581
28413991914,1cyclictest653-21avahi-daemon12:02:130
275772190,0sleep50-21swapper/510:56:485
264902190,0sleep026486-21sshd09:15:210
264902190,0sleep026486-21sshd09:15:210
207502190,0sleep00-21swapper/011:58:550
111382190,1sleep7771ktimersoftd/711:09:087
83602180,1sleep20-21swapper/209:17:332
83602180,1sleep20-21swapper/209:17:332
322502180,0sleep00-21swapper/012:19:540
2841399180,16cyclictest0-21swapper/009:07:380
18042180,1sleep30-21swapper/312:34:243
165362180,0sleep10-21swapper/109:28:201
145602180,1sleep40-21swapper/409:57:094
109342180,1sleep110936-21gltestperf10:30:161
317572170,0sleep60-21swapper/611:07:166
308832170,1sleep230880-21sshd10:33:142
192712170,0sleep30-21swapper/311:29:573
139632170,0sleep70-21swapper/709:32:447
123632170,0sleep70-21swapper/710:54:437
123632170,0sleep70-21swapper/710:54:437
82222160,0sleep70-21swapper/710:58:517
325722160,0sleep20-21swapper/211:50:552
2843899160,2cyclictest0-21swapper/409:22:594
28431991612,2cyclictest0-21swapper/309:36:013
154942160,0sleep20-21swapper/211:48:312
2845299150,13cyclictest22983-21bash10:51:116
2845299150,13cyclictest22983-21bash10:51:116
28446991511,2cyclictest0-21swapper/512:01:565
28446991511,2cyclictest0-21swapper/511:58:185
2844699150,13cyclictest660-21dbus-daemon09:17:495
2844699150,13cyclictest660-21dbus-daemon09:17:495
28438991511,2cyclictest6689-21sshd11:08:264
2842599151,12cyclictest0-21swapper/211:00:052
2842599150,13cyclictest0-21swapper/209:40:142
28418991513,1cyclictest662-21gdbus12:22:551
28413991511,2cyclictest465-21systemd-journal10:32:420
238092150,1sleep233-21ksoftirqd/210:27:212
197662150,0sleep10-21swapper/110:41:061
163592150,0sleep00-21swapper/012:22:100
122772150,0sleep10-21swapper/111:28:511
28459991411,1cyclictest660-21dbus-daemon11:04:127
2845999140,12cyclictest29965-21sshd11:11:527
2845999140,12cyclictest0-21swapper/711:39:017
2845999140,12cyclictest0-21swapper/710:08:017
28452991411,1cyclictest0-21swapper/610:41:386
28446991411,2cyclictest662-21gdbus09:51:385
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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