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2026-04-11 - 07:15
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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 792 highest latencies:
System rack1slot3.osadl.org (updated Sat Apr 11, 2026 00:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
23514099130,12cyclictest0-21swapper/322:55:113
23514099130,12cyclictest0-21swapper/322:10:113
235140991211,0cyclictest0-21swapper/322:50:003
23514099120,8cyclictest0-21swapper/321:50:123
23514099120,1cyclictest0-21swapper/322:35:113
23514099120,11cyclictest0-21swapper/321:35:133
23514099120,0cyclictest0-21swapper/320:30:123
235140991111,0cyclictest0-21swapper/322:40:113
235140991111,0cyclictest0-21swapper/322:00:123
235140991111,0cyclictest0-21swapper/321:05:123
23514099110,9cyclictest0-21swapper/322:25:143
23514099110,9cyclictest0-21swapper/321:55:123
23514099110,10cyclictest0-21swapper/323:25:013
23514099110,10cyclictest0-21swapper/321:25:163
23514099110,10cyclictest0-21swapper/300:14:573
23514099110,10cyclictest0-21swapper/300:05:193
23514099110,0cyclictest0-21swapper/323:35:163
23514099110,0cyclictest0-21swapper/322:05:113
23514099110,0cyclictest0-21swapper/319:35:123
23514099110,0cyclictest0-21swapper/300:35:123
23514099109,0cyclictest0-21swapper/323:45:133
23514099109,0cyclictest0-21swapper/323:40:133
23514099109,0cyclictest0-21swapper/323:05:133
23514099109,0cyclictest0-21swapper/322:50:183
23514099109,0cyclictest0-21swapper/320:25:123
235140991010,0cyclictest0-21swapper/323:30:203
235140991010,0cyclictest0-21swapper/322:30:193
235140991010,0cyclictest0-21swapper/321:30:153
235140991010,0cyclictest0-21swapper/320:09:553
235140991010,0cyclictest0-21swapper/319:55:113
235140991010,0cyclictest0-21swapper/319:25:123
23514099100,9cyclictest0-21swapper/321:15:173
23514099100,9cyclictest0-21swapper/320:20:123
23514099100,0cyclictest0-21swapper/321:40:113
23514099100,0cyclictest0-21swapper/320:40:183
23514099100,0cyclictest0-21swapper/319:45:003
2351409999,0cyclictest0-21swapper/323:20:173
2351409999,0cyclictest0-21swapper/323:03:033
2351409999,0cyclictest0-21swapper/322:15:163
2351409999,0cyclictest0-21swapper/321:00:013
2351409999,0cyclictest0-21swapper/320:55:023
2351409999,0cyclictest0-21swapper/320:45:113
2351409999,0cyclictest0-21swapper/300:30:013
2351409999,0cyclictest0-21swapper/300:00:133
2351409998,0cyclictest0-21swapper/323:16:323
2351409990,8cyclictest0-21swapper/320:00:173
2351409990,8cyclictest0-21swapper/300:15:183
232797291,4sleep30-21swapper/319:05:023
2351409988,0cyclictest0-21swapper/323:55:173
2351409988,0cyclictest0-21swapper/323:50:143
2351409988,0cyclictest0-21swapper/321:14:233
2351409986,1cyclictest0-21swapper/300:25:133
2351409977,0cyclictest0-21swapper/323:11:443
2351409977,0cyclictest0-21swapper/321:50:023
2351409977,0cyclictest0-21swapper/321:24:243
2351409977,0cyclictest0-21swapper/320:15:183
2351409977,0cyclictest0-21swapper/320:13:523
2351409977,0cyclictest0-21swapper/300:25:013
2351409966,0cyclictest0-21swapper/319:20:173
2351409965,0cyclictest0-21swapper/322:20:163
2351409965,0cyclictest0-21swapper/319:10:123
2351409964,1cyclictest0-21swapper/319:15:123
2351409960,6cyclictest0-21swapper/319:34:563
14039860,4rtkit-daemon0-21swapper/219:05:422
2351409954,0cyclictest0-21swapper/320:35:163
2351409954,0cyclictest0-21swapper/319:55:003
14039850,3rtkit-daemon352534-21ssh23:56:430
286171240,3sleep0286466-21df21:20:150
2351409943,0cyclictest0-21swapper/321:00:143
2351409940,2cyclictest0-21swapper/319:45:133
234728242,1sleep10-21swapper/119:06:561
14039840,2rtkit-daemon766-21snmpd22:39:282
14039840,2rtkit-daemon766-21snmpd22:31:382
14039840,2rtkit-daemon766-21snmpd21:29:522
14039840,2rtkit-daemon622-21wpa_supplicant00:04:010
14039840,2rtkit-daemon440-21systemd-udevd19:19:582
14039840,2rtkit-daemon281517-21diskmemload23:17:340
14039840,2rtkit-daemon281517-21diskmemload22:22:192
14039840,2rtkit-daemon1-21systemd23:30:360
14039840,2rtkit-daemon1-21systemd21:07:342
14039840,2rtkit-daemon1-21systemd21:01:352
14039840,1rtkit-daemon769-21ntpd21:45:282
14039840,1rtkit-daemon1-21systemd23:53:210
270268230,1sleep0270294-21apt-get20:40:130
262599230,1sleep1262625-21apt-get20:20:121
253260230,2sleep0253439-21fw_packets19:55:130
234804231,1sleep00-21swapper/019:07:540
14039830,2rtkit-daemon418-21systemd-journal19:11:092
14039830,2rtkit-daemon2117-21packagekitd23:05:162
14039830,1rtkit-daemon766-21snmpd23:45:330
14039830,1rtkit-daemon766-21snmpd23:03:242
14039830,1rtkit-daemon766-21snmpd21:36:502
14039830,1rtkit-daemon418-21systemd-journal23:15:312
14039830,1rtkit-daemon418-21systemd-journal20:26:592
14039830,1rtkit-daemon418-21systemd-journal20:04:572
14039830,1rtkit-daemon328-21plymouthd22:50:482
14039830,1rtkit-daemon328-21plymouthd22:45:312
14039830,1rtkit-daemon328-21plymouthd20:30:122
14039830,1rtkit-daemon328-21plymouthd19:50:152
14039830,1rtkit-daemon328-21plymouthd19:35:142
14039830,1rtkit-daemon328-21plymouthd00:11:170
14039830,1rtkit-daemon237144-21munin-node23:35:310
14039830,1rtkit-daemon237144-21munin-node22:25:042
14039830,1rtkit-daemon237144-21munin-node22:05:392
14039830,1rtkit-daemon2117-21packagekitd22:17:352
14039830,1rtkit-daemon2117-21packagekitd22:10:352
14039830,1rtkit-daemon1-21systemd23:26:250
14039830,1rtkit-daemon1-21systemd23:21:560
14039830,1rtkit-daemon1-21systemd23:10:492
14039830,1rtkit-daemon1-21systemd22:55:222
14039830,1rtkit-daemon1-21systemd22:41:312
14039830,1rtkit-daemon1-21systemd21:51:022
14039830,1rtkit-daemon1-21systemd21:43:212
14039830,1rtkit-daemon1-21systemd21:20:162
14039830,1rtkit-daemon1-21systemd20:38:382
14039830,1rtkit-daemon1-21systemd20:06:152
14039830,1rtkit-daemon1-21systemd00:36:360
14039830,1rtkit-daemon1-21systemd00:30:350
14039830,1rtkit-daemon1-21systemd00:25:580
14039830,1rtkit-daemon1-21systemd00:17:280
14039830,0rtkit-daemon328-21plymouthd22:02:102
14039830,0rtkit-daemon0-21swapper/023:42:060
348746220,1sleep1348937-21cut23:50:021
340392220,1sleep2340393-21cron23:30:002
322880220,0sleep00-21swapper/022:47:320
322225220,1sleep1322358-21switchtime22:45:211
320687220,1sleep00-21swapper/022:41:320
318979220,1sleep1318992-21latency_hist22:40:001
312447220,1sleep0418-21systemd-journal22:22:300
298370220,1sleep0285828-21kworker/0:0+events21:50:120
290102220,1sleep00-21swapper/021:30:150
283444220,0sleep00-21swapper/021:11:340
280265220,1sleep1280337-21if_eno121:05:141
265125220,1sleep1265275-21ntp_states20:25:161
264038220,0sleep00-21swapper/020:22:070
249787220,1sleep0249935-21grep19:45:160
243417220,1sleep20-21swapper/219:30:092
239624220,1sleep00-21swapper/019:20:120
14039820,1rtkit-daemon769-21ntpd20:50:052
14039820,1rtkit-daemon769-21ntpd20:41:292
14039820,1rtkit-daemon691-21gmain21:15:212
14039820,1rtkit-daemon237144-21munin-node19:55:052
14039820,1rtkit-daemon1-21systemd00:20:030
14039820,0rtkit-daemon328-21plymouthd21:30:272
14039820,0rtkit-daemon328-21plymouthd19:40:102
14039820,0rtkit-daemon0-21swapper/221:55:122
14039820,0rtkit-daemon0-21swapper/221:10:342
14039820,0rtkit-daemon0-21swapper/220:55:052
14039820,0rtkit-daemon0-21swapper/220:45:132
14039820,0rtkit-daemon0-21swapper/220:20:022
14039820,0rtkit-daemon0-21swapper/220:15:032
14039820,0rtkit-daemon0-21swapper/220:11:182
14039820,0rtkit-daemon0-21swapper/219:45:212
14039820,0rtkit-daemon0-21swapper/219:25:272
14039820,0rtkit-daemon0-21swapper/219:20:132
14039820,0rtkit-daemon0-21swapper/000:05:080
370654210,0sleep20-21swapper/200:39:572
369328210,0sleep10-21swapper/100:35:161
367894210,0sleep10-21swapper/100:31:151
365682210,0sleep10-21swapper/100:27:281
362878210,0sleep20-21swapper/200:20:202
362299210,0sleep10-21swapper/100:20:151
361483210,0sleep10-21swapper/100:19:391
359696210,0sleep20-21swapper/200:15:112
359205210,0sleep20-21swapper/200:12:552
358386210,0sleep10-21swapper/100:10:181
356856210,0sleep20-21swapper/200:05:312
353453210,1sleep1353514-21sh00:00:141
353177210,0sleep20-21swapper/200:00:022
352492210,0sleep20-21swapper/223:56:222
351200210,0sleep10-21swapper/123:55:131
350492210,0sleep20-21swapper/223:52:022
349774210,0sleep10-21swapper/123:50:171
346976210,1sleep20-21swapper/223:45:142
346338210,0sleep20-21swapper/223:42:092
344903210,0sleep10-21swapper/123:40:121
342728210,0sleep10-21swapper/123:35:121
342475210,0sleep20-21swapper/223:35:012
341971210,0sleep10-21swapper/123:30:311
340645210,0sleep20-21swapper/223:30:132
339008210,0sleep10-21swapper/123:25:151
336661210,0sleep1336803-21latency23:20:161
336216210,0sleep20-21swapper/223:20:122
335216210,0sleep10-21swapper/123:15:181
332561210,0sleep10-21swapper/123:10:181
331825210,0sleep00-21swapper/023:10:130
330999210,0sleep00-21swapper/023:05:290
330986210,0sleep10-21swapper/123:05:231
328360210,0sleep10-21swapper/123:00:171
327325210,0sleep00-21swapper/023:00:000
325909210,0sleep10-21swapper/122:55:131
325617210,0sleep0325908-21cstates22:55:130
324726210,0sleep00-21swapper/022:50:240
323597210,0sleep10-21swapper/122:50:131
320970210,0sleep10-21swapper/122:44:011
317146210,0sleep00-21swapper/022:35:110
316442210,1sleep00-21swapper/022:30:590
315053210,0sleep10-21swapper/122:30:041
313780210,0sleep10-21swapper/122:25:201
313028210,0sleep00-21swapper/022:25:140
311874210,0sleep10-21swapper/122:20:191
308924210,0sleep10-21swapper/122:15:151
308823210,0sleep00-21swapper/022:15:150
306713210,0sleep10-21swapper/122:10:101
306465210,0sleep00-21swapper/022:10:010
306456210,0sleep00-21swapper/022:09:570
305069210,0sleep10-21swapper/122:05:141
302554210,0sleep00-21swapper/022:00:140
302278210,0sleep10-21swapper/122:00:031
300448210,0sleep0300476-21apt-get21:55:120
300199210,0sleep10-21swapper/121:55:011
298115210,0sleep10-21swapper/121:50:011
297912210,0sleep00-21swapper/021:48:120
295660210,0sleep10-21swapper/121:41:411
294203210,0sleep00-21swapper/021:40:110
292102210,0sleep10-21swapper/121:35:081
292101210,0sleep00-21swapper/021:35:080
290871210,0sleep10-21swapper/121:30:201
289387210,0sleep00-21swapper/021:25:430
288037210,0sleep10-21swapper/121:25:111
287743210,0sleep10-21swapper/121:24:321
285450210,0sleep10-21swapper/121:16:351
282023210,0sleep10-21swapper/121:10:111
276760210,0sleep00-21swapper/020:55:180
274884210,0sleep00-21swapper/020:50:160
273689210,0sleep00-21swapper/020:48:040
272972210,0sleep10-21swapper/120:45:171
270297210,0sleep10-21swapper/120:40:141
269647210,0sleep00-21swapper/020:35:310
268425210,0sleep10-21swapper/120:35:121
266951210,0sleep10-21swapper/120:30:161
266868210,0sleep00-21swapper/020:30:150
265978210,0sleep00-21swapper/020:27:310
262212210,0sleep00-21swapper/020:18:310
260662210,0sleep10-21swapper/120:15:111
260237210,0sleep00-21swapper/020:12:420
255052210,0sleep00-21swapper/020:00:140
251252210,0sleep10-21swapper/119:50:141
250842210,0sleep00-21swapper/019:50:010
249267210,0sleep10-21swapper/119:45:131
248752210,0sleep00-21swapper/019:42:440
247324210,0sleep10-21swapper/119:40:131
246693210,0sleep00-21swapper/019:36:090
243845210,0sleep10-21swapper/119:30:121
243572210,0sleep00-21swapper/019:30:110
243164210,0sleep00-21swapper/019:29:550
242086210,0sleep10-21swapper/119:25:161
241261210,0sleep10-21swapper/119:25:011
238632210,1sleep1238830-21grep19:15:201
237896210,0sleep00-21swapper/019:15:150
235287210,0sleep10-21swapper/119:10:111
366473200,0sleep20-21swapper/200:30:042
364129200,0sleep20-21swapper/200:25:052
355309200,0sleep10-21swapper/100:05:021
296273200,0sleep10-21swapper/121:45:061
284026200,0sleep00-21swapper/021:15:020
279599200,0sleep00-21swapper/021:05:010
277921200,0sleep10-21swapper/121:00:021
277665200,0sleep00-21swapper/021:00:010
275887200,0sleep10-21swapper/120:55:021
273844200,0sleep10-21swapper/120:50:011
258741200,0sleep10-21swapper/120:10:031
256830200,0sleep10-21swapper/120:05:031
256829200,0sleep00-21swapper/020:05:020
254918200,0sleep10-21swapper/120:00:031
252985200,0sleep10-21swapper/119:55:021
245086200,0sleep10-21swapper/119:35:011
235275200,0sleep00-21swapper/019:10:020
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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