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2026-05-30 - 23:33
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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 May 30, 2026 12:43:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
174019914420,49cyclictest20829-21bash11:32:214
265652940,0sleep00-21swapper/010:22:010
204722940,2sleep61741199cyclictest09:49:556
49742870,2sleep41740199cyclictest09:32:234
149492850,0sleep50-21swapper/510:45:285
149062790,0sleep30-21swapper/310:02:413
12872780,0sleep50-21swapper/512:01:135
167482730,2sleep51740799cyclictest10:54:505
17411997236,0cyclictest0-21swapper/611:32:206
22982540,0sleep50-21swapper/511:14:285
1722925341,8sleep70-21swapper/707:08:137
17400995229,23cyclictest0-21swapper/311:32:213
99242500,0sleep7663-21in:imjournal12:16:457
251962490,0sleep50-21swapper/511:21:255
1479324925,8sleep50-21swapper/507:03:475
294532480,0sleep00-21swapper/011:06:460
245182480,0sleep30-21swapper/309:42:473
160522480,0sleep20-21swapper/211:33:552
137982480,0sleep40-21swapper/410:00:424
124742480,0sleep40-21swapper/409:51:214
302772470,1sleep730265-21sshd10:31:297
234012470,1sleep09-21ksoftirqd/012:23:110
231632470,0sleep233-21ksoftirqd/209:12:592
231632470,0sleep233-21ksoftirqd/209:12:592
142182470,0sleep40-21swapper/412:18:504
129012470,0sleep10-21swapper/111:43:151
267482460,0sleep50-21swapper/509:26:075
263932460,0sleep026392-21sshd09:22:260
155412460,1sleep715544-21bash09:10:157
155412460,1sleep715544-21bash09:10:157
316592440,1sleep41-21systemd12:31:084
188172440,0sleep30-21swapper/309:20:053
145772440,0sleep60-21swapper/610:47:226
101062440,0sleep00-21swapper/009:54:540
52782430,0sleep10-21swapper/109:17:301
265972430,1sleep341-21ksoftirqd/312:36:273
232702430,1sleep123260-21systemd11:43:471
22812430,0sleep10-21swapper/111:10:471
143622430,0sleep6641ktimersoftd/609:47:476
56092420,2sleep51740799cyclictest09:09:335
56092420,2sleep51740799cyclictest09:09:335
264842420,0sleep70-21swapper/710:40:347
1724424230,9sleep40-21swapper/407:08:274
1705124231,8sleep30-21swapper/307:05:453
69242410,0sleep00-21swapper/012:05:170
24352410,0sleep60-21swapper/608:33:476
1711524128,9sleep00-21swapper/007:06:380
147812410,0sleep60-21swapper/612:11:236
75222400,0sleep60-21swapper/611:57:546
34762400,2sleep41740199cyclictest09:56:264
243392400,1sleep449-21ksoftirqd/410:12:364
215492400,0sleep70-21swapper/709:22:097
283662390,0sleep20-21swapper/210:18:262
261832390,0sleep50-21swapper/511:30:465
240562390,0sleep00-21swapper/010:01:180
1708023927,8sleep10-21swapper/107:06:071
1696523928,8sleep20-21swapper/207:04:322
303102380,0sleep00-21swapper/009:24:260
17397993837,1cyclictest19995-21kworker/0:011:32:200
1692923826,8sleep60-21swapper/607:04:046
153232380,0sleep10-21swapper/109:33:001
100052380,0sleep10-21swapper/111:22:251
17399993736,0cyclictest13550irq/24-ahci[00011:32:202
160412370,0sleep00-21swapper/010:53:000
17398992815,0cyclictest0-21swapper/111:32:201
1741699240,24cyclictest0-21swapper/711:32:207
17400992420,1cyclictest131rcu_sched10:58:553
1740099217,3cyclictest41-21ksoftirqd/309:55:533
17400992116,3cyclictest464-21systemd-journal10:10:223
17399992118,2cyclictest33-21ksoftirqd/211:59:432
1740099207,1cyclictest41-21ksoftirqd/310:33:253
1740099204,3cyclictest41-21ksoftirqd/311:13:373
17399992015,3cyclictest33-21ksoftirqd/209:29:282
17400991914,3cyclictest41-21ksoftirqd/309:43:463
17399991916,3cyclictest33-21ksoftirqd/211:43:122
251482180,1sleep125147-21systemd11:25:051
1740099186,1cyclictest41-21ksoftirqd/311:35:513
17400991817,1cyclictest41-21ksoftirqd/311:25:363
17400991816,1cyclictest464-21systemd-journal09:30:533
17400991816,1cyclictest41-21ksoftirqd/312:33:333
17400991816,1cyclictest41-21ksoftirqd/311:10:113
17400991816,1cyclictest41-21ksoftirqd/310:22:513
17400991816,1cyclictest41-21ksoftirqd/309:24:073
17400991815,3cyclictest41-21ksoftirqd/311:47:513
17400991815,1cyclictest41-21ksoftirqd/311:06:533
17400991814,3cyclictest41-21ksoftirqd/312:26:533
17400991814,1cyclictest41-21ksoftirqd/310:43:333
17400991812,3cyclictest41-21ksoftirqd/309:51:043
1740099181,2cyclictest131rcu_sched11:59:023
1740799172,4cyclictest1-21systemd12:37:395
1740099177,1cyclictest41-21ksoftirqd/311:42:413
17400991716,1cyclictest41-21ksoftirqd/310:13:553
17400991715,2cyclictest41-21ksoftirqd/312:20:053
17400991715,1cyclictest41-21ksoftirqd/311:49:173
17400991715,1cyclictest41-21ksoftirqd/310:53:223
17400991715,1cyclictest41-21ksoftirqd/309:37:103
17400991714,2cyclictest41-21ksoftirqd/311:21:533
17400991714,1cyclictest41-21ksoftirqd/310:23:463
17400991713,3cyclictest41-21ksoftirqd/310:39:273
17399991712,1cyclictest33-21ksoftirqd/211:04:252
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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