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2026-05-27 - 20:27
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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 May 27, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
52152990,1sleep41707599cyclictest10:51:434
133042960,0sleep6631rcuc/609:23:356
21562930,0sleep50-21swapper/511:13:475
323392830,1sleep532341-21kworker/u16:209:39:205
1659025625,17sleep40-21swapper/407:05:054
180182550,0sleep70-21swapper/712:06:437
287652530,0sleep70-21swapper/710:23:357
236072520,0sleep2311rcuc/211:40:592
1685125026,8sleep70-21swapper/707:08:367
1676325027,8sleep60-21swapper/607:07:236
80372490,0sleep20-21swapper/212:37:452
197242490,0sleep70-21swapper/709:53:317
88812480,4sleep20-21swapper/209:45:252
47432470,0sleep00-21swapper/012:05:560
307802470,0sleep50-21swapper/510:32:545
205772470,0sleep70-21swapper/709:42:267
35512460,0sleep50-21swapper/511:08:185
19612460,0sleep30-21swapper/310:58:553
1443824627,14sleep30-21swapper/307:03:513
181412450,0sleep40-21swapper/412:17:534
163492450,0sleep70-21swapper/711:05:167
64252440,0sleep70-21swapper/711:13:577
177482430,0sleep60-21swapper/612:06:426
1672224322,9sleep00-21swapper/007:06:530
11462430,0sleep30-21swapper/311:50:533
274192420,0sleep10-21swapper/110:12:231
178872420,0sleep60-21swapper/610:58:026
1661124230,8sleep50-21swapper/507:05:225
75652410,0sleep70-21swapper/711:12:127
316382410,2sleep21706599cyclictest09:55:592
249842410,0sleep40-21swapper/410:06:424
233352410,0sleep40-21swapper/409:37:024
209512410,2sleep01705099cyclictest11:44:330
316012400,0sleep1231rcuc/109:37:311
275352400,0sleep50-21swapper/511:28:125
252902400,0sleep70-21swapper/709:31:377
213492400,0sleep40-21swapper/410:21:154
197252400,2sleep11705899cyclictest10:35:541
1662624028,8sleep20-21swapper/207:05:352
148852400,1sleep2721-21dbus-daemon11:05:112
316322390,0sleep10-21swapper/111:19:031
117742390,0sleep00-21swapper/010:53:550
69492380,0sleep10-21swapper/110:40:431
287742380,1sleep228773-21sshd09:41:012
1438723826,9sleep10-21swapper/107:03:491
40642370,0sleep60-21swapper/609:13:506
148602370,0sleep10-21swapper/111:12:381
135242360,2sleep01705099cyclictest10:02:210
188932330,0sleep1241ktimersoftd/111:14:391
220702320,1sleep585250irq/26-em1-tx-010:10:115
17077992411,3cyclictest65-21ksoftirqd/610:33:546
17077992310,2cyclictest65-21ksoftirqd/609:47:066
1707599238,2cyclictest49-21ksoftirqd/411:36:364
17077992210,1cyclictest65-21ksoftirqd/609:42:286
1707799221,1cyclictest65-21ksoftirqd/611:06:016
1707599229,3cyclictest49-21ksoftirqd/412:05:134
1707599226,3cyclictest49-21ksoftirqd/411:56:234
1705099228,3cyclictest9-21ksoftirqd/011:49:060
17050992216,3cyclictest9-21ksoftirqd/009:16:460
1707799217,3cyclictest65-21ksoftirqd/609:59:096
1707799214,1cyclictest65-21ksoftirqd/611:44:376
1707599219,2cyclictest49-21ksoftirqd/411:24:154
1707599217,2cyclictest49-21ksoftirqd/410:37:264
1705099216,2cyclictest9-21ksoftirqd/009:30:260
1705099216,1cyclictest9-21ksoftirqd/012:03:390
1705099212,1cyclictest9-21ksoftirqd/009:46:590
17050992117,1cyclictest9-21ksoftirqd/011:14:530
1707799209,3cyclictest65-21ksoftirqd/610:59:216
1707799209,1cyclictest65-21ksoftirqd/609:49:566
1707799208,4cyclictest65-21ksoftirqd/610:14:046
1707799207,2cyclictest65-21ksoftirqd/609:38:066
1707799207,2cyclictest65-21ksoftirqd/609:23:556
1707799207,1cyclictest65-21ksoftirqd/610:43:226
1707799206,3cyclictest65-21ksoftirqd/611:22:276
1707799205,3cyclictest65-21ksoftirqd/610:51:186
17077992013,4cyclictest65-21ksoftirqd/612:28:306
17077992010,3cyclictest65-21ksoftirqd/611:41:386
17077992010,3cyclictest65-21ksoftirqd/611:17:576
1707599204,2cyclictest49-21ksoftirqd/411:01:034
17075992013,3cyclictest49-21ksoftirqd/411:28:504
1705099207,2cyclictest9-21ksoftirqd/009:41:120
1705099206,3cyclictest9-21ksoftirqd/012:16:480
1705099206,1cyclictest9-21ksoftirqd/010:06:470
1705099204,2cyclictest9-21ksoftirqd/011:36:490
1705099204,2cyclictest9-21ksoftirqd/010:31:350
1705099204,1cyclictest9-21ksoftirqd/010:08:590
1705099201,3cyclictest9-21ksoftirqd/011:32:010
1707799199,4cyclictest65-21ksoftirqd/612:01:146
1707799198,2cyclictest65-21ksoftirqd/609:09:576
1707799197,3cyclictest65-21ksoftirqd/610:30:426
1707799197,1cyclictest65-21ksoftirqd/610:43:526
1707799196,3cyclictest65-21ksoftirqd/611:23:546
17077991911,3cyclictest65-21ksoftirqd/612:33:236
1707799191,2cyclictest65-21ksoftirqd/610:28:346
1707599196,1cyclictest49-21ksoftirqd/409:21:174
1707599194,3cyclictest49-21ksoftirqd/409:52:084
1707599193,3cyclictest49-21ksoftirqd/410:32:404
1707599190,3cyclictest464-21systemd-journal10:14:434
1705099199,1cyclictest9-21ksoftirqd/009:34:030
1705099198,1cyclictest9-21ksoftirqd/010:34:100
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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