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2026-09-03 - 03:12
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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 Thu Sep 03, 2026 00:44:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1270721260,3sleep01943499cyclictest21:15:540
1857521250,3sleep11943599cyclictest23:29:121
2830021220,4sleep31943799cyclictest21:26:103
127292990,6sleep00-21swapper/022:37:560
1893929330,50sleep30-21swapper/319:07:033
1914429232,48sleep10-21swapper/119:09:381
313432910,2sleep30-21swapper/323:03:243
288532900,1sleep028850-21sshd22:45:270
294232890,0sleep00-21swapper/021:14:370
214642890,2sleep121465-21sshd21:28:281
210452880,10sleep10-21swapper/121:43:001
155502880,3sleep215545-21sshd22:15:062
33042850,0sleep00-21swapper/022:28:280
229082850,3sleep30-21swapper/300:01:163
229082850,3sleep30-21swapper/300:01:163
326772840,1sleep132676-21sshd23:53:371
148882840,0sleep00-21swapper/023:28:510
268522830,2sleep126849-21sshd22:21:421
257262830,1sleep225711-21sshd22:51:142
302622820,2sleep30-21swapper/323:56:113
87612810,2sleep18760-21bash21:24:311
304732810,2sleep00-21swapper/000:13:310
28992810,2sleep12512-21runrttasks23:21:381
175132800,2sleep117510-21sshd22:06:361
58252790,2sleep35822-21sshd23:39:363
167362780,2sleep21943699cyclictest23:25:522
82952770,2sleep30-21swapper/321:33:073
124832770,1sleep112481-21sshd22:26:151
207222750,0sleep320707-21sshd23:05:173
133362750,2sleep30-21swapper/300:11:583
131682750,2sleep20-21swapper/221:24:562
10182750,3sleep30-21swapper/300:31:103
314462740,2sleep20-21swapper/222:36:392
130942740,2sleep113091-21bash00:29:271
1910627332,12sleep20-21swapper/219:09:102
283342720,2sleep328335-21sshd00:39:393
203892710,2sleep20-21swapper/221:39:592
171582710,1sleep10-21swapper/122:18:031
195292700,2sleep10-21swapper/100:03:541
195292700,2sleep10-21swapper/100:03:541
150432680,4sleep11943599cyclictest23:57:451
79872650,3sleep11943599cyclictest21:33:051
38132650,3sleep21943699cyclictest23:33:382
150122650,2sleep20-21swapper/223:46:162
1903525732,13sleep00-21swapper/019:08:160
311892510,1sleep331188-21bash21:46:543
228222450,0sleep322821-21bash23:52:423
294462440,1sleep329447-21sshd22:45:303
304372420,1sleep00-21swapper/023:35:560
182312400,2sleep02024-21nfsd23:14:080
82392390,0sleep28240-21bash22:02:492
281002330,2sleep00-21swapper/022:21:500
233502320,30sleep3144650irq/27-eth021:52:133
88082310,4sleep21943699cyclictest00:17:182
25402300,2sleep20-21swapper/221:59:202
81602290,2sleep28156-21sshd23:13:092
44142270,2sleep20-21swapper/221:44:282
290852261,23sleep3144650irq/27-eth022:16:123
185962260,2sleep10-21swapper/100:38:461
175782260,24sleep3144650irq/27-eth022:09:313
136572260,2sleep313652-21sshd23:34:313
30062250,2sleep32990-21sshd00:19:433
277312250,2sleep227732-21sshd23:05:522
224382250,22sleep3144650irq/27-eth022:04:103
174382240,2sleep10-21swapper/122:56:141
323712230,21sleep328950irq/26-ahci[00023:15:203
266272230,21sleep2144650irq/27-eth021:52:312
255272230,3sleep125528-21id22:39:111
1943499230,22cyclictest22909-21sshd00:24:250
133032230,3sleep213300-21bash22:55:512
95342220,2sleep19531-21sshd23:01:271
319212220,2sleep30-21swapper/321:44:013
266072220,2sleep10-21swapper/121:49:331
29402210,2sleep12939-21bash00:31:201
197752211,18sleep228950irq/26-ahci[00022:41:362
167202210,2sleep216721-21sshd22:47:252
111452210,0sleep211142-21cp00:29:172
50272200,2sleep30-21swapper/322:34:233
246762200,1sleep10-21swapper/123:11:371
236962200,1sleep010-21rcuc/022:18:380
187752200,18sleep1144650irq/27-eth021:54:501
143532200,3sleep20-21swapper/223:04:482
77782190,3sleep31943799cyclictest22:20:053
1943799190,13cyclictest144650irq/27-eth023:13:123
19436991912,5cyclictest24222-21sshd22:21:282
1943699190,16cyclictest33-21ksoftirqd/221:26:202
19435991910,8cyclictest0-21swapper/119:49:151
161142190,2sleep10-21swapper/100:15:091
83362180,16sleep228950irq/26-ahci[00000:11:302
55012181,15sleep3144650irq/27-eth022:40:183
263092180,16sleep2144650irq/27-eth000:24:442
258852180,2sleep125884-21sshd22:33:211
1943799180,6cyclictest23840-21sshd21:58:163
1943799180,11cyclictest21423-21sshd00:06:543
1943699183,9cyclictest8587-21bash00:05:432
1943699181,11cyclictest13260-21sshd21:45:152
19435991812,4cyclictest26203-21sshd22:13:071
1943599181,15cyclictest16721-21sshd22:44:281
1943599180,4cyclictest17427-21sshd22:50:271
1943599180,16cyclictest0-21swapper/123:17:431
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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