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2026-03-30 - 05:54
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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 Mon Mar 30, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
131122920,0sleep70-21swapper/723:50:327
132662720,0sleep70-21swapper/723:39:197
212682690,0sleep70-21swapper/722:23:277
94542510,2sleep21179199cyclictest22:17:052
74642500,0sleep6641ktimersoftd/623:05:306
135262500,1sleep51-21systemd23:20:435
101362500,0sleep10-21swapper/121:14:011
101362500,0sleep10-21swapper/121:14:011
162212490,0sleep116217-21systemd-cgroups00:29:511
161392490,1sleep016123-21cp21:53:240
114452490,1sleep233-21ksoftirqd/223:41:062
111392490,1sleep011135-21sshd23:50:250
73202480,0sleep10-21swapper/123:44:341
229992480,0sleep60-21swapper/621:59:236
223242480,0sleep70-21swapper/722:17:507
184302460,0sleep40-21swapper/422:12:024
1142724624,8sleep50-21swapper/519:03:215
110572460,0sleep50-21swapper/521:32:395
189832450,2sleep71181999cyclictest23:06:117
160782450,0sleep00-21swapper/022:08:140
160782450,0sleep00-21swapper/022:08:140
20932440,0sleep10-21swapper/122:37:141
138222440,0sleep00-21swapper/021:42:030
86212430,0sleep0101ktimersoftd/022:37:370
3652430,0sleep00-21swapper/021:26:330
302692430,1sleep730267-21sshd21:26:247
273552430,1sleep3492-21systemd-journal23:36:273
229682420,0sleep00-21swapper/023:28:390
75532410,0sleep00-21swapper/021:13:520
75532410,0sleep00-21swapper/021:13:520
102652410,0sleep60-21swapper/623:41:026
309682400,0sleep30-21swapper/321:20:513
283152400,0sleep128311-21sshd00:23:021
251712400,0sleep20-21swapper/221:29:472
236152400,0sleep20-21swapper/222:16:092
222692400,0sleep60-21swapper/600:24:356
198462400,0sleep30-21swapper/322:14:013
140512400,0sleep10-21swapper/121:53:171
1152524027,9sleep00-21swapper/019:04:450
1150124027,9sleep30-21swapper/319:04:233
1141724027,9sleep40-21swapper/419:03:124
1138024028,8sleep70-21swapper/719:02:437
78862390,0sleep00-21swapper/020:51:330
264972390,0sleep40-21swapper/423:45:414
255702390,0sleep20-21swapper/200:34:082
127722390,2sleep21179199cyclictest21:58:472
1135123928,8sleep20-21swapper/219:02:222
1133723927,8sleep60-21swapper/619:02:106
160962380,0sleep20-21swapper/221:55:182
1138323827,8sleep10-21swapper/119:02:451
280382370,0sleep20-21swapper/223:16:002
234582370,0sleep50-21swapper/523:56:395
133502360,0sleep50-21swapper/522:47:115
180392340,1sleep018029-21sshd00:29:580
11800992418,4cyclictest49-21ksoftirqd/422:04:444
11800992216,1cyclictest49-21ksoftirqd/422:29:234
1180099217,1cyclictest49-21ksoftirqd/400:35:384
1180099216,3cyclictest49-21ksoftirqd/422:48:234
11800992115,3cyclictest492-21systemd-journal00:18:214
1179199210,1cyclictest0-21swapper/223:05:382
1180099208,1cyclictest49-21ksoftirqd/421:14:414
1180099208,1cyclictest49-21ksoftirqd/421:14:414
11800992016,3cyclictest49-21ksoftirqd/423:14:364
11800992015,1cyclictest49-21ksoftirqd/400:12:334
11800992010,1cyclictest49-21ksoftirqd/423:33:324
57412190,0sleep15732-21sshd22:20:401
1180099196,1cyclictest49-21ksoftirqd/421:43:214
1180099195,3cyclictest49-21ksoftirqd/423:36:284
1180099193,3cyclictest49-21ksoftirqd/422:46:224
11800991917,1cyclictest49-21ksoftirqd/423:07:254
11800991917,1cyclictest49-21ksoftirqd/423:07:254
11800991916,3cyclictest49-21ksoftirqd/422:16:284
11800991915,3cyclictest49-21ksoftirqd/423:02:194
11800991914,3cyclictest49-21ksoftirqd/422:38:414
11800991914,3cyclictest49-21ksoftirqd/400:31:054
11800991912,4cyclictest492-21systemd-journal21:18:124
1179199191,3cyclictest33-21ksoftirqd/200:23:332
1179199191,3cyclictest18139-21sshd21:38:392
110492190,0sleep30-21swapper/321:30:533
321012180,0sleep10-21swapper/121:35:471
1180099185,3cyclictest49-21ksoftirqd/421:46:344
1180099184,2cyclictest49-21ksoftirqd/421:26:324
1180099183,3cyclictest49-21ksoftirqd/421:34:304
11800991816,1cyclictest49-21ksoftirqd/422:59:354
11800991816,1cyclictest49-21ksoftirqd/400:26:114
11800991816,1cyclictest49-21ksoftirqd/400:09:304
11800991814,1cyclictest49-21ksoftirqd/421:40:344
11800991814,1cyclictest49-21ksoftirqd/421:24:564
11800991813,4cyclictest49-21ksoftirqd/423:19:034
11800991813,3cyclictest49-21ksoftirqd/423:21:384
11800991812,4cyclictest49-21ksoftirqd/421:52:514
11800991812,4cyclictest49-21ksoftirqd/421:10:414
1179199187,3cyclictest33-21ksoftirqd/200:30:322
11791991814,2cyclictest33-21ksoftirqd/222:07:382
11791991814,2cyclictest33-21ksoftirqd/222:07:382
11791991813,3cyclictest33-21ksoftirqd/223:21:302
11791991812,3cyclictest33-21ksoftirqd/222:03:092
1179199181,2cyclictest33-21ksoftirqd/222:49:322
1179199181,1cyclictest33-21ksoftirqd/223:07:042
1179199181,1cyclictest33-21ksoftirqd/223:07:042
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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