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2026-06-08 - 08:51
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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 Mon Jun 08, 2026 00:44:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
276821280,4sleep33066599cyclictest21:45:443
2930921210,2sleep30-21swapper/322:28:243
1963421160,2sleep03066299cyclictest23:38:340
2000121060,2sleep325-21rcuop/122:38:293
59302950,2sleep10-21swapper/121:35:481
3026029532,59sleep10-21swapper/119:08:141
16192900,4sleep20-21swapper/221:14:492
38232880,0sleep041ktimersoftd/023:01:320
38232880,0sleep041ktimersoftd/023:01:310
219182880,0sleep00-21swapper/022:31:210
131002880,1sleep20-21swapper/200:31:502
58652860,1sleep30-21swapper/300:23:533
118792860,2sleep111876-21sshd22:48:171
106652830,3sleep10-21swapper/123:02:171
106652830,3sleep10-21swapper/123:02:161
3015328133,44sleep30-21swapper/319:06:503
87332800,0sleep00-21swapper/023:09:010
109952800,2sleep30-21swapper/323:02:193
109952800,2sleep30-21swapper/323:02:183
101432800,2sleep20-21swapper/223:26:332
97372790,1sleep30-21swapper/323:26:303
207392790,2sleep20-21swapper/222:23:432
259662780,0sleep00-21swapper/022:27:570
237142780,2sleep323701-21sshd22:49:363
114712770,1sleep22512-21runrttasks22:55:122
114712770,1sleep22512-21runrttasks22:55:112
136032760,1sleep20-21swapper/223:30:222
139692750,1sleep20-21swapper/223:55:222
35072740,1sleep13510-21bash00:05:121
327462730,3sleep03066299cyclictest00:00:500
189622730,2sleep30-21swapper/300:06:543
109992720,2sleep30-21swapper/323:09:163
76912710,2sleep10-21swapper/121:12:001
307602700,2sleep30-21swapper/322:32:203
20552660,3sleep03066299cyclictest21:53:060
3002225834,12sleep20-21swapper/219:05:252
3038225532,11sleep00-21swapper/019:09:440
52472330,2sleep30-21swapper/322:14:373
88152320,0sleep18816-21bash00:38:541
323062320,30sleep3144650irq/27-eth021:35:153
281892310,2sleep10-21swapper/123:10:571
248062310,2sleep30-21swapper/321:24:003
103762300,1sleep00-21swapper/023:19:380
67432280,3sleep10-21swapper/122:11:151
259132280,1sleep025911-21sshd23:53:040
258842280,2sleep20-21swapper/223:24:542
255242280,1sleep30-21swapper/321:44:523
255702270,1sleep025566-21sshd00:33:280
104392270,1sleep010431-21sshd23:26:350
130652260,2sleep22024-21nfsd22:15:202
79552250,3sleep30-21swapper/323:22:533
326902250,3sleep20-21swapper/221:28:122
3066399250,23cyclictest12310-21sshd23:16:101
199622250,2sleep30-21swapper/300:32:433
227472240,2sleep20-21swapper/221:20:182
224032240,22sleep2144650irq/27-eth023:03:342
224032240,22sleep2144650irq/27-eth023:03:342
221362240,0sleep00-21swapper/000:10:400
153622240,2sleep215359-21sshd00:06:292
62252230,3sleep16223-21bash23:54:341
3066599233,1cyclictest28176-21bash23:56:563
255662230,2sleep20-21swapper/221:34:292
307692220,2sleep30-21swapper/322:21:143
3066499222,11cyclictest0-21swapper/222:48:512
3066599218,3cyclictest0-21swapper/300:16:543
213472210,19sleep328950irq/26-ahci[00022:16:143
178702210,3sleep20-21swapper/222:08:472
206152200,17sleep1144650irq/27-eth021:58:331
80472190,1sleep38049-21tune2fs19:30:133
72872190,17sleep228950irq/26-ahci[00021:53:412
3066599193,1cyclictest23042-21irqstats23:35:163
3066599190,7cyclictest16762-21sshd22:41:543
3066499193,2cyclictest0-21swapper/221:05:012
3066499190,11cyclictest31716-21sshd00:11:492
3066399199,3cyclictest22-21ksoftirqd/100:28:491
3066399195,13cyclictest22-21ksoftirqd/122:25:141
3066399190,17cyclictest22-21ksoftirqd/100:10:191
131602190,3sleep10-21swapper/122:08:101
57862180,8sleep00-21swapper/022:00:210
40232180,1sleep03997-21sshd23:40:190
3066599182,8cyclictest0-21swapper/322:09:523
3066599182,11cyclictest30891-21sshd22:50:173
30665991815,2cyclictest0-21swapper/323:47:213
3066599181,15cyclictest0-21swapper/323:54:593
3066499181,13cyclictest23825-21sshd22:13:072
3066499180,17cyclictest0-21swapper/223:43:312
3066499180,10cyclictest2132-21sshd21:58:132
3066399185,12cyclictest22-21ksoftirqd/121:33:141
3066399185,12cyclictest22-21ksoftirqd/121:15:201
3066399183,14cyclictest22-21ksoftirqd/122:38:161
244392182,14sleep1144650irq/27-eth000:15:031
22772180,16sleep2144650irq/27-eth023:50:272
191602182,14sleep2144650irq/27-eth000:36:282
66082170,1sleep10-21swapper/121:22:021
3066599179,0cyclictest0-21swapper/322:01:313
3066599179,0cyclictest0-21swapper/321:34:423
3066599178,3cyclictest15610-21sshd00:28:353
3066599177,3cyclictest20164-21sshd23:31:063
3066599174,1cyclictest0-21swapper/323:16:513
3066599172,10cyclictest0-21swapper/321:26:583
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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