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2026-07-07 - 14:05
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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 Tue Jul 07, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
282362620,0sleep70-21swapper/709:54:007
114712570,2sleep21194699cyclictest10:27:112
59782510,0sleep30-21swapper/309:39:233
221612510,0sleep00-21swapper/011:56:150
221612510,0sleep00-21swapper/011:56:150
306352500,0sleep20-21swapper/211:02:592
163242500,1sleep773-21ksoftirqd/709:47:367
159632500,0sleep315961-21sshd10:02:373
1172925026,9sleep60-21swapper/607:06:086
1173624926,8sleep40-21swapper/407:06:144
145152480,1sleep4464-21systemd-journal12:35:444
118402480,1sleep7758-21runrttasks10:46:307
282532460,0sleep50-21swapper/512:36:335
268762450,2sleep01194499cyclictest12:04:000
260852450,0sleep20-21swapper/209:55:472
185072450,0sleep10-21swapper/112:32:131
13282450,0sleep20-21swapper/209:46:502
324342440,0sleep40-21swapper/408:37:254
226622440,0sleep60-21swapper/611:35:236
187652440,0sleep20-21swapper/212:32:142
75532430,0sleep07550-21sshd09:54:410
53102430,0sleep60-21swapper/611:09:046
31602430,0sleep40-21swapper/411:01:254
31602430,0sleep40-21swapper/411:01:254
236482430,1sleep449-21ksoftirqd/412:23:034
182892430,0sleep30-21swapper/309:19:203
1175424332,8sleep50-21swapper/507:06:235
93972420,0sleep10-21swapper/111:55:281
93972420,0sleep10-21swapper/111:55:281
195302420,1sleep1721-21dbus-daemon10:06:441
166182420,0sleep60-21swapper/610:06:336
106822420,0sleep20-21swapper/212:14:362
284432410,0sleep0111rcuc/012:25:150
28222410,0sleep30-21swapper/312:35:033
253412410,0sleep20-21swapper/209:07:422
241562410,0sleep20-21swapper/212:30:372
307522400,0sleep40-21swapper/412:15:504
28832400,0sleep60-21swapper/609:41:106
1154024028,8sleep00-21swapper/007:03:300
106762400,0sleep10-21swapper/110:40:481
1160023928,8sleep20-21swapper/207:04:202
1150723927,8sleep70-21swapper/707:03:047
923223825,8sleep10-21swapper/107:02:101
254622380,0sleep30-21swapper/310:18:313
1153423827,8sleep30-21swapper/307:03:253
75102350,2sleep51194999cyclictest10:13:455
11949992311,2cyclictest4470-21sshd09:20:295
1194599226,1cyclictest131rcu_sched10:54:051
1194599217,1cyclictest25-21ksoftirqd/109:32:261
11945992117,1cyclictest25-21ksoftirqd/109:11:151
11945992116,3cyclictest25-21ksoftirqd/112:29:271
11945992112,1cyclictest25-21ksoftirqd/109:20:541
140382200,1sleep341-21ksoftirqd/310:35:133
11945992017,1cyclictest25-21ksoftirqd/109:59:011
11945992016,1cyclictest25-21ksoftirqd/109:29:181
11944992017,2cyclictest9-21ksoftirqd/011:51:160
11944992017,1cyclictest9-21ksoftirqd/012:29:240
1194499200,19cyclictest9737-21kworker/0:209:45:580
264942190,0sleep30-21swapper/311:02:443
1194599198,2cyclictest25-21ksoftirqd/110:59:251
1194599198,2cyclictest25-21ksoftirqd/110:59:251
11945991915,3cyclictest25-21ksoftirqd/111:10:171
11945991913,3cyclictest25-21ksoftirqd/109:54:091
11945991913,2cyclictest131rcu_sched10:17:281
1194499197,1cyclictest121rcu_preempt10:51:300
11944991917,1cyclictest9-21ksoftirqd/009:17:270
11944991916,2cyclictest9-21ksoftirqd/009:23:140
11944991915,1cyclictest9-21ksoftirqd/011:40:040
11944991914,2cyclictest9-21ksoftirqd/011:03:040
1194599189,3cyclictest25-21ksoftirqd/111:31:061
1194599187,3cyclictest25-21ksoftirqd/110:23:201
11945991817,1cyclictest25-21ksoftirqd/110:46:221
11945991816,1cyclictest464-21systemd-journal12:07:281
11945991816,1cyclictest25-21ksoftirqd/112:17:511
11945991816,1cyclictest25-21ksoftirqd/112:03:271
11945991816,1cyclictest25-21ksoftirqd/112:00:041
11945991814,3cyclictest25-21ksoftirqd/111:45:021
11945991814,3cyclictest25-21ksoftirqd/110:08:201
11945991814,3cyclictest25-21ksoftirqd/110:08:201
11945991811,4cyclictest25-21ksoftirqd/111:06:121
1194499188,2cyclictest131rcu_sched10:16:130
1194499185,1cyclictest9-21ksoftirqd/011:34:190
11944991816,1cyclictest9-21ksoftirqd/012:34:110
11944991816,1cyclictest9-21ksoftirqd/011:20:540
11944991816,1cyclictest9-21ksoftirqd/010:59:260
11944991816,1cyclictest9-21ksoftirqd/010:59:260
11944991816,1cyclictest9-21ksoftirqd/010:01:110
11944991815,3cyclictest9-21ksoftirqd/010:38:040
300362170,0sleep50-21swapper/509:23:555
1194599177,3cyclictest25-21ksoftirqd/109:26:581
1194599175,2cyclictest25-21ksoftirqd/111:36:561
1194599172,1cyclictest131rcu_sched09:14:481
11945991716,1cyclictest25-21ksoftirqd/109:48:461
11945991715,1cyclictest464-21systemd-journal09:42:321
11945991715,1cyclictest25-21ksoftirqd/112:13:451
11945991715,1cyclictest25-21ksoftirqd/111:40:071
11945991712,3cyclictest25-21ksoftirqd/111:18:511
1194499172,1cyclictest131rcu_sched09:28:380
11944991715,1cyclictest9-21ksoftirqd/011:24:420
11944991715,1cyclictest9-21ksoftirqd/010:25:280
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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