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2026-05-09 - 04:25
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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 Sat May 09, 2026 00:44:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2737021360,1sleep00-21swapper/022:33:130
169021240,2sleep30-21swapper/321:46:433
2818321220,2sleep22256799cyclictest23:55:582
1540921130,0sleep20-21swapper/223:28:492
767921120,2sleep30-21swapper/323:13:363
3166121110,1sleep30-21swapper/323:08:593
2229129633,44sleep30-21swapper/319:09:423
190862960,2sleep10-21swapper/123:43:511
201242930,2sleep30-21swapper/322:25:143
14212890,2sleep30-21swapper/322:37:413
2228928732,51sleep10-21swapper/119:09:411
90162840,0sleep19013-21sshd22:05:401
32992840,2sleep20-21swapper/200:15:132
224672820,1sleep20-21swapper/200:13:382
117322820,3sleep02255899cyclictest23:42:540
111582820,1sleep00-21swapper/000:08:380
117272810,3sleep30-21swapper/322:06:033
268362800,0sleep00-21swapper/021:11:260
115312800,3sleep20-21swapper/221:44:262
318572790,2sleep10-21swapper/122:44:231
100422790,3sleep12256399cyclictest21:47:381
300092780,2sleep10-21swapper/100:25:341
164932770,4sleep30-21swapper/300:20:113
194622760,4sleep12256399cyclictest22:17:561
154052760,2sleep10-21swapper/122:59:591
180882750,2sleep20-21swapper/221:38:182
210412740,2sleep20-21swapper/200:24:392
278802730,1sleep10-21swapper/121:18:211
79072710,4sleep32257299cyclictest22:34:523
233542680,1sleep00-21swapper/021:17:510
45192670,0sleep00-21swapper/022:12:530
185782610,2sleep10-21swapper/121:38:201
2221625935,12sleep20-21swapper/219:08:452
2203425732,13sleep00-21swapper/019:06:340
100362420,0sleep210035-21bash21:16:252
249392380,1sleep224940-21bash21:55:562
97142340,0sleep00-21swapper/022:35:060
39282340,1sleep03924-21sshd22:09:160
49802310,29sleep3144650irq/27-eth021:26:013
293242310,29sleep3144650irq/27-eth022:12:053
2255899312,25cyclictest27596-21sshd21:35:470
145652300,1sleep00-21swapper/023:32:080
40982280,1sleep30-21swapper/323:27:333
227982260,2sleep20-21swapper/223:47:572
171342261,23sleep2144650irq/27-eth022:17:422
2256799254,9cyclictest29958-21sshd00:07:082
2256799253,13cyclictest16795-21sshd23:54:482
191562250,6sleep20-21swapper/222:56:482
155312250,2sleep20-21swapper/222:24:462
101982250,4sleep12256399cyclictest22:01:481
268382240,3sleep20-21swapper/222:11:472
164352240,2sleep316432-21bash22:46:073
2255899234,5cyclictest3376-21sshd00:29:490
2255899233,5cyclictest11539-21sshd23:46:410
22558992314,5cyclictest20184-21sshd23:00:230
19852230,0sleep30-21swapper/322:04:593
2256799223,11cyclictest1761-21sshd21:46:442
225622220,2sleep122565-21id23:29:361
2255899228,7cyclictest17420-21sshd00:20:150
2255899223,2cyclictest31242-21sshd23:27:000
119202220,0sleep10-21swapper/122:24:171
293082210,19sleep3144650irq/27-eth000:32:443
289532210,0sleep20-21swapper/223:40:592
2256799213,9cyclictest10182-21sshd21:26:362
2256799211,8cyclictest4342-21sshd00:26:202
2256799210,3cyclictest0-21swapper/200:00:122
192562210,19sleep228950irq/26-ahci[00023:36:312
2256799200,6cyclictest0-21swapper/222:00:282
2255899203,6cyclictest312-21bash22:40:560
22558992012,7cyclictest28889-21sshd22:04:160
2256799196,12cyclictest153250irq/28-eth1-rx-20:23:122
2256799195,6cyclictest153250irq/28-eth1-rx-19:13:562
2256799195,13cyclictest153250irq/28-eth1-rx-00:30:042
2256799194,6cyclictest153250irq/28-eth1-rx-20:59:482
22567991913,5cyclictest5664-21sshd21:50:282
2256799191,17cyclictest153250irq/28-eth1-rx-21:30:042
2256799191,17cyclictest153250irq/28-eth1-rx-20:28:562
2256399190,17cyclictest1283-21sshd21:43:191
2255899194,13cyclictest16854-21latency_hist21:45:000
2255899193,5cyclictest31927-21sshd00:18:220
2255899190,15cyclictest2221-21sshd21:29:440
284672180,4sleep22256799cyclictest23:23:162
280032181,15sleep1144650irq/27-eth022:54:231
246702180,16sleep1144650irq/27-eth023:22:521
2256799185,12cyclictest153250irq/28-eth1-rx-22:09:052
2256799185,12cyclictest153250irq/28-eth1-rx-21:20:562
2256799185,12cyclictest153250irq/28-eth1-rx-21:13:042
2256799185,12cyclictest153250irq/28-eth1-rx-21:06:212
2256799185,12cyclictest153250irq/28-eth1-rx-19:25:042
2256799185,12cyclictest153250irq/28-eth1-rx-00:36:002
2256799181,16cyclictest153250irq/28-eth1-rx-23:31:522
2256799181,16cyclictest153250irq/28-eth1-rx-22:43:002
2256799181,13cyclictest153250irq/28-eth1-rx-22:45:562
22563991812,5cyclictest15834-21sshd21:13:441
2256399180,14cyclictest144650irq/27-eth021:58:201
2256399180,13cyclictest0-21swapper/122:31:091
2255899186,3cyclictest21208-21nscd23:20:010
2255899184,12cyclictest12325-21bash22:20:290
2255899183,5cyclictest30934-21sshd22:30:010
2255899183,13cyclictest15367-21sshd21:31:070
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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