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2026-08-01 - 15:26
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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 Sat Aug 01, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
123302760,2sleep32815999cyclictest09:20:093
255282730,0sleep30-21swapper/310:46:033
93312670,1sleep125-21ksoftirqd/110:35:591
85142550,0sleep48511-21sshd12:19:264
2797925227,9sleep30-21swapper/307:06:053
255312510,0sleep60-21swapper/611:36:436
2700625037,9sleep20-21swapper/207:01:322
183852500,1sleep018384-21sshd12:00:000
181462500,0sleep40-21swapper/409:25:544
324902490,0sleep60-21swapper/610:39:096
152692490,0sleep00-21swapper/009:14:530
6652480,1sleep5672-21sshd10:10:085
171132480,0sleep70-21swapper/709:29:267
272872470,0sleep70-21swapper/711:22:197
206382470,0sleep40-21swapper/410:02:064
232792460,2sleep523276-21grepconf.sh11:42:035
229792450,0sleep233-21ksoftirqd/210:36:402
27412440,1sleep02742-21grepconf.sh12:20:580
149962440,1sleep665-21ksoftirqd/610:10:576
10272440,0sleep10-21swapper/111:08:111
92112430,2sleep32815999cyclictest11:14:063
69482430,0sleep2311rcuc/211:17:332
218342430,0sleep00-21swapper/010:40:230
164582430,0sleep50-21swapper/510:05:365
102502430,0sleep60-21swapper/607:31:146
67832410,0sleep50-21swapper/509:59:355
154512410,0sleep20-21swapper/209:13:032
85562400,0sleep30-21swapper/312:21:173
2779824027,9sleep40-21swapper/407:03:344
2777024028,9sleep70-21swapper/707:03:137
2770024028,8sleep50-21swapper/507:02:155
244902400,0sleep10-21swapper/109:13:341
218242400,0sleep30-21swapper/312:05:403
146582400,0sleep00-21swapper/011:07:060
2769223927,8sleep60-21swapper/607:02:086
222792390,0sleep20-21swapper/210:02:122
2768723827,8sleep10-21swapper/107:02:031
2768623826,8sleep00-21swapper/007:02:020
19992380,0sleep40-21swapper/410:24:414
91002370,0sleep70-21swapper/709:56:097
327512370,0sleep30-21swapper/310:50:033
172862360,0sleep70-21swapper/711:12:427
274712350,2sleep22814799cyclictest10:07:572
2814499243,2cyclictest16257-21bash09:38:231
2814499242,6cyclictest0-21swapper/111:56:461
2818199233,2cyclictest73-21ksoftirqd/710:03:447
2817299238,3cyclictest57-21ksoftirqd/511:37:195
2814499234,6cyclictest2936-21sshd11:15:361
2818199228,2cyclictest73-21ksoftirqd/711:18:147
2818199223,3cyclictest73-21ksoftirqd/709:24:117
2817299225,1cyclictest57-21ksoftirqd/511:33:375
2817299224,4cyclictest57-21ksoftirqd/511:47:545
2814499223,6cyclictest859-21gdbus10:51:261
2814499223,5cyclictest5836-21grepconf.sh12:08:201
2814499221,7cyclictest0-21swapper/109:18:101
2814499221,5cyclictest0-21swapper/111:27:481
2814499221,5cyclictest0-21swapper/111:27:481
2818199218,2cyclictest73-21ksoftirqd/709:10:247
2818199216,3cyclictest73-21ksoftirqd/709:36:097
28181992115,3cyclictest73-21ksoftirqd/710:55:287
28181992114,4cyclictest73-21ksoftirqd/711:31:217
2817299213,5cyclictest57-21ksoftirqd/509:36:305
28172992114,4cyclictest57-21ksoftirqd/509:54:555
2814499214,3cyclictest15635-21bash09:51:051
2814499213,5cyclictest30688-21bash11:38:531
2814499213,5cyclictest23009-21kill09:51:281
2814499213,4cyclictest5202-21sshd10:30:181
2814499213,2cyclictest721-21dbus-daemon12:21:441
2814499212,6cyclictest1-21systemd11:46:331
2814499212,5cyclictest857-21polkitd11:31:241
2814499212,5cyclictest721-21dbus-daemon10:36:321
2814499212,2cyclictest0-21swapper/110:41:341
2814499211,7cyclictest0-21swapper/110:21:161
2814499210,4cyclictest0-21swapper/112:04:251
2818199207,1cyclictest73-21ksoftirqd/710:16:307
2818199207,1cyclictest73-21ksoftirqd/710:11:457
2817299205,5cyclictest57-21ksoftirqd/509:50:545
2817299204,3cyclictest57-21ksoftirqd/509:19:555
2817299202,1cyclictest464-21systemd-journal10:51:295
28172992015,4cyclictest57-21ksoftirqd/509:29:245
28172992015,3cyclictest57-21ksoftirqd/511:04:055
28172992014,4cyclictest57-21ksoftirqd/510:46:335
28172992014,3cyclictest57-21ksoftirqd/509:34:205
2814499204,6cyclictest8560-21systemd12:13:591
2814499203,6cyclictest857-21polkitd09:22:191
2814499203,6cyclictest24437-21sshd12:34:521
2814499203,6cyclictest12428-21bash10:50:451
2814499203,5cyclictest8811-21bash09:45:151
2814499203,5cyclictest8811-21bash09:45:151
2814499203,5cyclictest7192-21sshd11:01:191
2814499203,5cyclictest29379-21sshd09:26:281
2814499203,2cyclictest9234-21systemd10:01:301
2814499202,6cyclictest28776-21systemd-cgroups10:00:511
2814499202,6cyclictest17733-21kworker/u16:410:18:181
2814499202,6cyclictest0-21swapper/110:14:281
2814499202,5cyclictest30135-21sshd11:17:021
2814499202,5cyclictest1-21systemd09:32:551
2814499202,5cyclictest0-21swapper/111:24:001
2814499201,7cyclictest0-21swapper/111:45:401
2818199199,1cyclictest73-21ksoftirqd/709:58:187
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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