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2026-04-01 - 17:33
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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 rack5slot0.osadl.org (updated Wed Apr 01, 2026 12:44:36)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2679421330,1sleep126779-21sshd10:04:581
287321270,1sleep30-21swapper/309:16:313
1029721230,4sleep31666099cyclictest10:42:223
2467721140,2sleep30-21swapper/311:37:413
1790821040,1sleep02024-21nfsd09:43:250
1623629633,44sleep10-21swapper/107:07:581
1615929533,57sleep30-21swapper/307:07:073
70172920,2sleep27016-21bash10:56:082
223662910,1sleep20-21swapper/212:07:342
15312910,2sleep20-21swapper/209:23:432
225662890,4sleep31666099cyclictest09:29:203
207722890,1sleep120767-21sshd09:32:321
288482870,2sleep20-21swapper/212:00:122
217212830,2sleep30-21swapper/310:36:093
193952830,3sleep30-21swapper/311:21:473
143062830,2sleep10-21swapper/110:28:221
65712820,5sleep20-21swapper/209:45:312
322152820,2sleep232205-21sshd11:09:142
313052820,1sleep10-21swapper/110:33:511
257112820,2sleep30-21swapper/311:11:563
244312820,1sleep024428-21sshd11:41:260
68412810,1sleep00-21swapper/009:24:160
245382810,1sleep324529-21sshd10:21:473
176232810,1sleep017595-21sshd10:00:240
306852790,2sleep10-21swapper/109:55:041
217162780,3sleep10-21swapper/111:37:181
176962770,4sleep11665899cyclictest10:57:201
58532760,0sleep00-21swapper/012:17:500
280472760,1sleep128045-21sshd09:15:371
156772740,2sleep20-21swapper/211:32:312
1618327232,9sleep20-21swapper/207:07:262
142382710,1sleep20-21swapper/210:32:002
217162700,4sleep21665999cyclictest10:18:052
184012650,1sleep20-21swapper/209:50:162
142162640,1sleep10-21swapper/109:46:221
1505626133,4sleep00-21swapper/007:05:160
12082360,5sleep20-21swapper/212:13:072
315232340,2sleep22024-21nfsd09:37:342
211862330,30sleep3144650irq/27-eth009:22:213
215442300,2sleep00-21swapper/011:33:180
189332300,28sleep2144650irq/27-eth012:35:482
134402300,3sleep10-21swapper/111:54:421
236002280,5sleep30-21swapper/310:29:333
41962270,2sleep34195-21bash09:59:073
1666099250,4cyclictest24042-21sshd10:54:383
304082240,15sleep128950irq/26-ahci[00012:00:191
231562240,22sleep228950irq/26-ahci[00011:29:312
180812240,0sleep118079-21sshd09:43:261
170212240,2sleep217017-21sshd11:00:372
307092230,21sleep1144650irq/27-eth009:23:231
300372233,18sleep1144650irq/27-eth012:37:021
13272230,21sleep1144650irq/27-eth010:44:581
16942220,1sleep10-21swapper/111:30:411
1665899212,1cyclictest0-21swapper/109:54:321
1665899211,1cyclictest0-21swapper/110:19:021
1665899211,13cyclictest24731-21sshd10:08:071
1665599218,11cyclictest24056-21sshd11:15:140
135172210,4sleep31666099cyclictest11:40:183
280682200,3sleep21665999cyclictest10:51:312
1665599201,13cyclictest0-21swapper/009:52:090
16660991915,3cyclictest27975-21sshd12:20:313
1665899198,4cyclictest0-21swapper/112:13:571
1665599190,7cyclictest9035-21cp10:59:550
1665599190,6cyclictest0-21swapper/012:13:360
1665599190,15cyclictest10-21rcuc/010:43:120
1665599190,14cyclictest0-21swapper/011:37:460
121602190,17sleep1144650irq/27-eth010:49:551
79702180,16sleep2144650irq/27-eth010:02:552
230832180,15sleep2144650irq/27-eth009:57:382
16659991813,3cyclictest10528-21sshd11:43:302
1665899182,0cyclictest0-21swapper/112:33:391
1665599188,9cyclictest16777-21sshd12:27:250
1665599188,9cyclictest0-21swapper/010:50:300
1665599187,10cyclictest27508-21sshd10:30:010
1665599183,9cyclictest2512-21runrttasks10:38:430
1665599182,15cyclictest3-21ksoftirqd/012:08:440
1665599182,14cyclictest0-21swapper/010:06:430
1665599181,15cyclictest0-21swapper/011:25:170
1665599181,13cyclictest3-21ksoftirqd/009:12:170
1665599180,17cyclictest0-21swapper/011:22:110
1665599180,17cyclictest0-21swapper/011:08:020
1665599180,15cyclictest0-21swapper/011:55:170
1665599180,15cyclictest0-21swapper/009:37:040
1665599180,12cyclictest0-21swapper/009:30:430
250022170,15sleep3144650irq/27-eth011:52:243
1666099170,12cyclictest763-21sshd10:12:263
1665999172,4cyclictest22296-21sshd11:52:062
1665999170,16cyclictest0-21swapper/212:24:252
1665899176,3cyclictest0-21swapper/112:05:581
1665899171,7cyclictest0-21swapper/112:15:131
1665899170,16cyclictest6557-21bash10:38:161
1665899170,16cyclictest22-21ksoftirqd/111:02:081
1665899170,12cyclictest31999-21sshd11:09:141
1665899170,12cyclictest24217-21sshd11:41:251
1665599177,9cyclictest0-21swapper/009:29:150
1665599173,7cyclictest0-21swapper/009:48:550
1665599171,11cyclictest29179-21bash10:22:180
1665599170,1cyclictest29775-21wget08:50:110
1665599170,1cyclictest0-21swapper/012:22:220
1665599170,16cyclictest17022-21sshd11:51:300
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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