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2026-07-28 - 06:16
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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 Tue Jul 28, 2026 00:44:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1697821390,3sleep31110999cyclictest22:28:533
188521250,0sleep21868-21sshd22:11:372
1013621210,3sleep21110899cyclictest23:50:362
10490210833,47sleep30-21swapper/319:05:433
3007321070,0sleep130074-21id23:49:221
10632210432,43sleep10-21swapper/119:07:181
238792910,2sleep30-21swapper/300:08:003
300692900,1sleep10-21swapper/121:37:491
63102890,2sleep30-21swapper/321:14:033
260202890,1sleep00-21swapper/000:39:020
9802880,1sleep02132-21sshd22:44:490
214562850,0sleep00-21swapper/021:50:470
58162840,3sleep15801-21sshd22:27:311
151772840,0sleep2321ktimersoftd/223:40:132
295192820,0sleep00-21swapper/021:23:420
256902810,2sleep20-21swapper/223:29:352
1076428132,12sleep20-21swapper/219:08:552
102252810,3sleep10-21swapper/122:20:021
188052800,1sleep218803-21bash21:50:282
180572800,0sleep00-21swapper/022:58:070
22482790,0sleep00-21swapper/023:57:220
223162780,2sleep30-21swapper/300:38:373
216882760,1sleep021690-21bash00:34:530
197482760,2sleep30-21swapper/322:09:583
280182750,3sleep10-21swapper/121:59:051
278952750,1sleep00-21swapper/021:59:050
211442750,3sleep31110999cyclictest22:39:593
105392750,0sleep00-21swapper/021:28:460
40772740,2sleep14072-21sshd22:15:451
38472650,2sleep20-21swapper/221:49:002
194172630,2sleep21110899cyclictest22:32:412
1075725833,13sleep00-21swapper/019:08:480
48432480,3sleep34839-21bash22:45:123
48432480,3sleep34839-21bash22:45:123
73722330,3sleep20-21swapper/200:36:552
321682310,2sleep20-21swapper/223:10:362
162562300,4sleep21110899cyclictest22:39:262
198262290,4sleep10-21swapper/122:43:181
233932280,2sleep30-21swapper/322:17:553
231812270,1sleep123180-21sshd00:27:401
17502260,3sleep10-21swapper/123:03:421
156472260,2sleep22024-21nfsd23:08:552
99422250,2sleep30-21swapper/323:43:113
282592250,3sleep2321ktimersoftd/200:04:372
162972240,0sleep03-21ksoftirqd/000:15:050
159172240,2sleep315915-21sshd23:24:273
116432240,1sleep111637-21sshd22:57:241
42492233,17sleep1144650irq/27-eth023:11:081
303392231,20sleep3144650irq/27-eth000:20:233
55172220,2sleep10-21swapper/123:57:481
51112220,19sleep328950irq/26-ahci[00023:46:293
99592210,1sleep20-21swapper/221:32:092
83402210,19sleep1144650irq/27-eth023:15:331
306542210,2sleep20-21swapper/221:13:102
225522210,1sleep30-21swapper/322:02:203
13012210,18sleep3144650irq/27-eth022:52:263
53522200,1sleep20-21swapper/223:30:552
240652190,0sleep00-21swapper/023:21:200
192632190,0sleep041ktimersoftd/023:16:470
11107991910,8cyclictest0-21swapper/120:51:521
11107991910,8cyclictest0-21swapper/120:51:521
1110999187,4cyclictest31351-21sshd21:59:353
1110799188,4cyclictest23598-21sshd23:25:171
1110699180,17cyclictest9561-21sshd21:35:320
1110999178,4cyclictest5533-21sshd00:29:223
1110999178,4cyclictest17479-21sshd22:20:463
1110999170,8cyclictest0-21swapper/321:42:433
1110999170,15cyclictest0-21swapper/300:30:163
1110999170,13cyclictest29498-21sshd21:27:173
1110999170,13cyclictest0-21swapper/322:12:103
1110999170,12cyclictest25289-21sshd21:33:523
1110999170,12cyclictest11670-21sshd23:50:463
11108991713,3cyclictest25-21rcuop/121:22:262
11108991711,5cyclictest0-21swapper/200:27:432
11106991715,1cyclictest0-21swapper/021:31:290
1110699170,16cyclictest0-21swapper/022:35:570
85332163,11sleep3144650irq/27-eth021:53:003
38772160,14sleep3144650irq/27-eth000:13:333
313202160,14sleep1144650irq/27-eth021:23:561
300862160,3sleep20-21swapper/221:41:162
1110999168,6cyclictest7877-21sshd22:35:003
1110999163,3cyclictest4537-21sshd21:24:383
1110999162,13cyclictest0-21swapper/300:15:413
1110999161,13cyclictest0-21swapper/323:25:173
1110999160,4cyclictest27710-21sshd23:37:353
1110999160,11cyclictest17030-21sshd21:18:443
1110899164,10cyclictest14300-21sshd22:01:212
11108991613,2cyclictest7863-21sshd23:23:242
11108991612,3cyclictest25025-21sshd23:17:262
11108991612,3cyclictest12468-21sshd22:20:132
1110799168,4cyclictest28855-21sshd00:04:421
1110799168,3cyclictest0-21swapper/122:36:071
1110799163,12cyclictest7300-21sshd22:12:191
1110799160,5cyclictest13063-21sshd21:53:291
1110799160,4cyclictest19294-21sshd21:47:081
1110799160,3cyclictest3018-21sshd22:45:011
1110799160,3cyclictest3018-21sshd22:45:011
1110799160,12cyclictest0-21swapper/122:52:051
1110799160,11cyclictest13559-21sshd00:14:461
114362150,2sleep20-21swapper/222:45:472
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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