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2026-05-22 - 02:19
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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 rack5slot0.osadl.org (updated Fri May 22, 2026 00:44:46)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
5661211332,43sleep10-21swapper/119:09:501
347721030,2sleep10-21swapper/100:29:191
545821000,1sleep10-21swapper/123:26:131
561829732,44sleep30-21swapper/319:09:163
209582940,2sleep20-21swapper/200:13:112
94482910,2sleep10-21swapper/121:57:361
78312900,1sleep00-21swapper/021:54:030
253452890,5sleep30-21swapper/321:52:263
39662880,1sleep03962-21bash23:18:420
204812870,2sleep10-21swapper/122:20:121
205212850,2sleep320522-21sshd00:39:323
160812850,2sleep041ktimersoftd/022:51:250
45882840,3sleep10-21swapper/123:37:181
144942840,2sleep314481-21sshd21:15:193
249062800,0sleep00-21swapper/000:13:360
245552800,2sleep30-21swapper/322:38:263
245552800,2sleep30-21swapper/322:38:263
98282790,3sleep2593399cyclictest22:50:442
19742770,1sleep02512-21runrttasks21:20:440
180712770,1sleep118063-21sshd23:49:451
102382770,2sleep30-21swapper/321:11:263
10162770,3sleep10-21swapper/121:38:291
62062750,0sleep00-21swapper/019:10:120
280312750,2sleep20-21swapper/221:10:002
13322730,2sleep31322-21sshd00:14:353
124492730,1sleep20-21swapper/200:34:302
94642720,2sleep20-21swapper/223:12:002
567627132,12sleep20-21swapper/219:09:592
122022700,4sleep1593299cyclictest22:19:161
232052650,2sleep223207-21bash22:31:192
305792620,4sleep2593399cyclictest23:44:092
546225532,11sleep00-21swapper/019:07:160
138372341,31sleep3144650irq/27-eth023:12:303
148632330,1sleep014860-21sshd00:19:540
209822290,2sleep30-21swapper/322:59:213
175642290,26sleep3144650irq/27-eth021:36:243
33662270,25sleep1144650irq/27-eth021:14:141
188742270,3sleep118867-21bash00:20:151
101992272,23sleep1144650irq/27-eth023:19:241
73422260,0sleep00-21swapper/023:41:340
288152260,2sleep328812-21sshd00:06:263
46172250,5sleep30-21swapper/322:18:183
233332240,1sleep20-21swapper/222:02:302
120722240,2sleep041ktimersoftd/023:38:180
11292240,2sleep10-21swapper/123:21:521
293902230,2sleep30-21swapper/323:58:373
108262230,2sleep20-21swapper/200:04:212
10602230,2sleep21059-21sshd21:56:422
79332220,0sleep20-21swapper/200:26:012
5402220,2sleep1539-21sshd23:32:461
319272220,1sleep00-21swapper/021:34:190
318832220,3sleep30-21swapper/322:14:143
310992220,2sleep10-21swapper/123:00:291
310102220,3sleep30-21swapper/322:45:563
19242220,20sleep3144650irq/27-eth023:18:303
159492220,1sleep20-21swapper/223:20:012
123852220,19sleep1144650irq/27-eth022:40:301
317672210,1sleep00-21swapper/022:03:280
55032200,2sleep3593499cyclictest23:01:143
292382200,2sleep229232-21sshd23:58:362
275342200,2sleep10-21swapper/123:54:221
257272200,2sleep22024-21nfsd22:41:572
167842200,18sleep3144650irq/27-eth020:45:113
165302200,2sleep30-21swapper/300:23:333
163232200,18sleep1144650irq/27-eth021:18:581
154252200,2sleep30-21swapper/323:09:163
106152200,2sleep10-21swapper/121:21:421
593299190,17cyclictest2132-21sshd00:10:041
186242190,17sleep3144650irq/27-eth023:42:513
5934991813,3cyclictest21284-21munin-node21:55:223
42732180,16sleep1144650irq/27-eth000:07:301
285102180,2sleep10-21swapper/122:49:141
16382180,3sleep11637-21sshd23:07:461
593499170,15cyclictest3800-21bash21:20:573
5933991712,4cyclictest22078-21sshd22:55:292
593299178,4cyclictest761-21sshd22:07:281
593299170,8cyclictest0-21swapper/122:02:271
593299170,5cyclictest0-21swapper/100:36:221
593299170,12cyclictest11124-21sshd21:25:131
5931991712,4cyclictest1213-21sshd23:59:110
279002172,13sleep1144650irq/27-eth022:13:481
221642170,2sleep222156-21sshd21:52:042
109172170,2sleep10-21swapper/122:30:061
593499167,4cyclictest2132-21sshd21:41:103
5934991612,3cyclictest16667-21sshd00:16:073
5934991611,0cyclictest0-21swapper/320:25:133
593499160,7cyclictest26999-21sshd21:30:183
593499160,14cyclictest0-21swapper/300:00:253
593399162,13cyclictest13992-21sshd21:28:592
5933991612,3cyclictest23765-21bash21:33:252
5933991612,3cyclictest2024-21nfsd23:45:112
593399160,15cyclictest0-21swapper/220:45:172
593299168,7cyclictest0-21swapper/121:44:031
593299162,9cyclictest24912-21sshd23:43:321
593299160,3cyclictest6345-21awk21:50:211
593299160,12cyclictest0-21swapper/123:13:481
593299160,11cyclictest18945-21bash00:16:221
5931991612,2cyclictest0-21swapper/022:55:280
593199160,1cyclictest0-21swapper/023:27:520
275002160,0sleep227496-21bash23:07:022
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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