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2026-07-01 - 22:18
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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 Jul 01, 2026 12:43:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
104722900,1sleep233-21ksoftirqd/211:58:482
49622720,0sleep10-21swapper/109:38:541
49622720,0sleep10-21swapper/109:38:541
99062680,0sleep10-21swapper/109:29:491
19782680,0sleep20-21swapper/209:23:422
127762560,0sleep60-21swapper/610:32:426
127762560,0sleep60-21swapper/610:32:426
215132530,0sleep50-21swapper/510:35:055
215132530,0sleep50-21swapper/510:35:055
179942530,1sleep2321ktimersoftd/211:38:052
1688025025,9sleep00-21swapper/007:07:040
1688025025,9sleep00-21swapper/007:07:040
47812490,1sleep64779-21sshd10:45:396
1689224926,8sleep30-21swapper/307:07:153
1689224926,8sleep30-21swapper/307:07:153
67232470,0sleep40-21swapper/409:16:314
240132470,0sleep60-21swapper/612:22:386
197082470,0sleep419707-21sshd12:24:214
90802460,0sleep09058-21sshd12:08:150
274282460,0sleep1241ktimersoftd/111:21:141
205602460,0sleep20-21swapper/209:02:432
326522450,1sleep732607-21sshd11:46:437
233902450,0sleep50-21swapper/509:24:575
106992450,2sleep51708799cyclictest10:42:105
60222440,1sleep76023-21bash10:58:547
260152440,0sleep50-21swapper/511:09:415
58642430,0sleep0101ktimersoftd/011:45:080
269802430,0sleep40-21swapper/409:47:464
260802430,1sleep11-21systemd12:03:271
110242430,0sleep70-21swapper/709:39:167
110242430,0sleep70-21swapper/709:39:167
1437624230,8sleep10-21swapper/107:02:241
1437624230,8sleep10-21swapper/107:02:241
120522420,0sleep60-21swapper/612:18:066
30902410,0sleep10-21swapper/110:24:281
258682410,0sleep20-21swapper/210:25:492
1669624127,10sleep40-21swapper/407:04:364
1669624127,10sleep40-21swapper/407:04:364
1665824128,9sleep60-21swapper/607:04:056
1665824128,9sleep60-21swapper/607:04:056
89162400,0sleep20-21swapper/211:16:192
1686024022,14sleep70-21swapper/707:06:477
1686024022,14sleep70-21swapper/707:06:477
1685824029,8sleep50-21swapper/507:06:455
1685824029,8sleep50-21swapper/507:06:455
32382390,0sleep10-21swapper/107:37:391
310432390,0sleep60-21swapper/609:55:416
220512380,0sleep20-21swapper/210:12:272
1663623827,8sleep20-21swapper/207:03:452
1663623827,8sleep20-21swapper/207:03:452
91122360,0sleep00-21swapper/009:31:410
11432290,0sleep41144-21grepconf.sh10:16:544
1704399227,1cyclictest9-21ksoftirqd/009:21:590
212652210,0sleep10-21swapper/112:32:111
17043992117,1cyclictest9-21ksoftirqd/009:26:450
17095992016,1cyclictest65-21ksoftirqd/610:19:246
17043992018,1cyclictest9-21ksoftirqd/012:04:160
17043992016,2cyclictest9-21ksoftirqd/011:57:370
71592190,0sleep1241ktimersoftd/110:20:591
17043991917,1cyclictest464-21systemd-journal10:07:530
17043991916,2cyclictest9-21ksoftirqd/010:26:390
17043991916,2cyclictest9-21ksoftirqd/009:14:530
17043991915,3cyclictest9-21ksoftirqd/010:34:230
17043991915,3cyclictest9-21ksoftirqd/010:34:230
326872180,0sleep40-21swapper/409:57:404
270272180,0sleep3464-21systemd-journal09:40:173
270272180,0sleep3464-21systemd-journal09:40:173
241252180,0sleep20-21swapper/210:41:032
17043991817,1cyclictest9-21ksoftirqd/012:32:100
17043991816,2cyclictest9-21ksoftirqd/011:26:250
17043991816,1cyclictest9-21ksoftirqd/011:52:270
17043991816,1cyclictest9-21ksoftirqd/011:48:150
17043991816,1cyclictest9-21ksoftirqd/011:19:390
17043991816,1cyclictest9-21ksoftirqd/009:58:310
17043991813,3cyclictest9-21ksoftirqd/011:41:250
173412170,2sleep11705199cyclictest11:11:051
17101991712,4cyclictest4397-21sshd10:51:157
17095991715,1cyclictest65-21ksoftirqd/611:21:156
17095991711,2cyclictest65-21ksoftirqd/611:48:506
1709599170,17cyclictest22079-21kworker/6:112:29:046
1709599170,1cyclictest131rcu_sched11:25:186
17043991715,1cyclictest9-21ksoftirqd/012:37:020
17043991715,1cyclictest9-21ksoftirqd/010:02:580
17043991715,1cyclictest9-21ksoftirqd/009:56:500
17043991715,1cyclictest9-21ksoftirqd/009:50:570
17043991713,3cyclictest9-21ksoftirqd/012:18:550
17043991713,1cyclictest9-21ksoftirqd/012:14:320
17043991713,1cyclictest9-21ksoftirqd/010:48:470
17043991713,1cyclictest9-21ksoftirqd/010:15:020
17043991712,2cyclictest9-21ksoftirqd/009:43:320
319202160,2sleep61709599cyclictest09:27:226
17095991615,1cyclictest65-21ksoftirqd/611:14:006
17095991612,3cyclictest65-21ksoftirqd/609:42:476
17095991612,1cyclictest65-21ksoftirqd/610:28:276
17095991610,3cyclictest65-21ksoftirqd/610:12:396
1708799161,12cyclictest28544-21systemd12:09:295
17051991613,3cyclictest25-21ksoftirqd/110:09:121
17051991612,1cyclictest25-21ksoftirqd/112:02:111
17043991614,2cyclictest9-21ksoftirqd/010:28:030
17043991614,1cyclictest9-21ksoftirqd/012:26:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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