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2026-05-31 - 11:52
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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 Sun May 31, 2026 00:44:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3271121270,2sleep21154599cyclictest22:13:412
2974421180,0sleep129743-21sshd21:41:301
11024210233,41sleep10-21swapper/119:06:531
166962900,1sleep00-21swapper/000:31:280
276632890,2sleep10-21swapper/123:05:571
260682870,2sleep30-21swapper/323:19:503
229682870,1sleep00-21swapper/023:40:510
269652860,1sleep326961-21cp22:39:063
120202860,2sleep30-21swapper/323:00:113
149192850,2sleep214915-21sshd00:38:362
120882850,2sleep212080-21sshd00:23:372
1103828333,46sleep30-21swapper/319:07:023
325302820,2sleep332526-21sshd21:56:273
187462810,1sleep10-21swapper/121:36:571
108862810,4sleep21154599cyclictest00:04:422
31742800,3sleep31154699cyclictest22:29:123
73342790,2sleep20-21swapper/221:20:432
71802790,2sleep17179-21id21:57:131
36162780,2sleep30-21swapper/322:17:303
64152760,2sleep20-21swapper/222:51:562
202792760,1sleep30-21swapper/323:37:103
94482750,2sleep32024-21nfsd00:04:293
163952740,1sleep20-21swapper/200:31:262
326162730,1sleep032608-21sshd21:13:160
326162730,1sleep032608-21sshd21:13:150
1113327333,11sleep20-21swapper/219:08:062
297572710,2sleep10-21swapper/122:28:351
232862710,2sleep10-21swapper/123:44:281
288512700,1sleep028848-21sshd23:34:370
127042700,1sleep10-21swapper/123:36:141
32872680,2sleep33288-21sshd23:28:233
152072670,1sleep20-21swapper/223:08:112
167072660,2sleep30-21swapper/300:38:483
231112630,2sleep10-21swapper/100:17:271
1123524733,11sleep00-21swapper/019:09:240
256812330,3sleep01154399cyclictest22:35:020
310052300,4sleep00-21swapper/022:06:330
181932300,27sleep2144650irq/27-eth023:40:222
30602290,3sleep20-21swapper/223:45:382
199622290,27sleep2144650irq/27-eth023:50:552
80212280,1sleep08024-21ntp_kernel_pll_21:50:180
252682280,4sleep31154699cyclictest22:54:293
95422260,3sleep11154499cyclictest22:00:491
306012260,1sleep30-21swapper/300:07:073
121102260,0sleep112101-21sshd00:00:521
298802250,2sleep229879-21sshd00:07:022
229042251,22sleep2144650irq/27-eth019:35:102
176822240,22sleep2144650irq/27-eth022:05:122
216362230,2sleep30-21swapper/321:40:363
1154499239,12cyclictest23433-21sshd00:21:141
1154499237,3cyclictest0-21swapper/122:30:221
1154499232,20cyclictest0-21swapper/122:53:161
1154499231,9cyclictest0-21swapper/119:55:141
1154499231,2cyclictest0-21swapper/123:15:201
1154499231,2cyclictest0-21swapper/123:01:561
1154499231,20cyclictest0-21swapper/123:12:441
1154499231,20cyclictest0-21swapper/122:15:171
1154499231,10cyclictest0-21swapper/122:39:441
1154499230,21cyclictest0-21swapper/122:24:321
1154699228,2cyclictest0-21swapper/321:21:593
1154699227,2cyclictest0-21swapper/300:11:173
1154699221,10cyclictest0-21swapper/322:06:383
11546992210,2cyclictest0-21swapper/322:24:473
1154699220,3cyclictest0-21swapper/322:40:233
1154699220,3cyclictest0-21swapper/321:50:593
1154699220,3cyclictest0-21swapper/321:14:413
1154699220,3cyclictest0-21swapper/321:14:403
1154699220,2cyclictest0-21swapper/321:25:063
1154699220,2cyclictest0-21swapper/320:29:493
1154699220,2cyclictest0-21swapper/300:16:483
1154699220,10cyclictest0-21swapper/323:49:083
1154699220,10cyclictest0-21swapper/323:05:333
1154699220,10cyclictest0-21swapper/322:57:433
1154699220,10cyclictest0-21swapper/322:10:123
1154699220,10cyclictest0-21swapper/321:49:283
1154699220,10cyclictest0-21swapper/321:37:163
1154699220,10cyclictest0-21swapper/300:30:023
1154599225,9cyclictest0-21swapper/221:30:212
1154599224,9cyclictest18253-21sshd22:42:032
1154499228,3cyclictest0-21swapper/121:18:151
1154499228,2cyclictest0-21swapper/123:20:151
1154499228,2cyclictest0-21swapper/121:25:101
1154499228,2cyclictest0-21swapper/121:10:031
1154499228,2cyclictest0-21swapper/121:10:031
1154499221,9cyclictest0-21swapper/120:35:321
1154499221,9cyclictest0-21swapper/119:10:111
1154499221,2cyclictest0-21swapper/121:20:241
1154499221,2cyclictest0-21swapper/120:05:131
1154499221,20cyclictest0-21swapper/100:26:551
1154499221,19cyclictest0-21swapper/122:55:231
1154499221,10cyclictest0-21swapper/123:51:311
1154499221,10cyclictest0-21swapper/100:14:011
1154499220,9cyclictest0-21swapper/122:14:351
11543992218,3cyclictest0-21swapper/021:05:400
86772210,0sleep00-21swapper/022:04:170
1154699217,2cyclictest0-21swapper/323:50:443
1154699217,2cyclictest0-21swapper/321:33:073
11546992110,1cyclictest0-21swapper/323:44:543
1154699210,9cyclictest0-21swapper/322:35:013
1154699210,9cyclictest0-21swapper/322:00:133
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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