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2026-05-18 - 22:07
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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 May 18, 2026 12:44:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
500621320,3sleep22386799cyclictest12:39:092
752921300,4sleep22386799cyclictest09:47:492
41221220,4sleep22386799cyclictest10:40:472
41221220,4sleep22386799cyclictest10:40:472
3022721220,4sleep22386799cyclictest11:35:252
434021190,4sleep12386699cyclictest09:23:361
1191021120,4sleep22386799cyclictest12:17:332
254121060,1sleep02533-21sshd09:30:120
2346529733,43sleep10-21swapper/107:08:261
53132940,3sleep30-21swapper/312:05:163
182072900,3sleep30-21swapper/311:01:043
69812860,1sleep00-21swapper/011:40:000
2347228533,48sleep30-21swapper/307:08:313
180822830,4sleep20-21swapper/209:17:472
166052820,4sleep30-21swapper/310:06:573
176092800,2sleep20-21swapper/212:33:232
90322780,1sleep30-21swapper/309:54:523
7002780,1sleep00-21swapper/010:23:300
268562770,2sleep326849-21sshd10:44:013
268562770,2sleep326849-21sshd10:44:013
282002760,2sleep22024-21nfsd09:22:402
222892760,2sleep10-21swapper/112:33:581
308502750,2sleep20-21swapper/209:40:042
180512740,2sleep00-21swapper/010:46:420
243232720,2sleep30-21swapper/312:37:423
2157627132,10sleep20-21swapper/207:05:112
92422700,0sleep041ktimersoftd/010:10:120
206972700,0sleep00-21swapper/012:18:430
220342690,2sleep20-21swapper/210:39:472
161172690,2sleep30-21swapper/310:39:083
323902680,1sleep10-21swapper/110:37:211
105522680,2sleep02386599cyclictest09:37:490
188082670,1sleep223864-21cyclictest09:14:002
206092640,4sleep32386899cyclictest09:28:433
120582630,1sleep012056-21sshd09:13:120
2358426033,15sleep00-21swapper/007:09:460
151542520,0sleep115156-21bash12:13:511
29192480,0sleep32918-21bash10:13:233
49832420,0sleep34985-21id10:27:223
191462320,3sleep20-21swapper/211:23:152
286022280,0sleep00-21swapper/010:44:140
286022280,0sleep00-21swapper/010:44:140
234492280,7sleep03-21ksoftirqd/012:00:150
105862280,2sleep10-21swapper/110:49:281
8592270,2sleep1858-21bash11:09:591
16782260,0sleep00-21swapper/012:12:050
47312240,5sleep32386899cyclictest09:44:093
32872240,3sleep20-21swapper/211:43:022
272662240,4sleep12386699cyclictest10:58:411
224702240,22sleep1144650irq/27-eth010:54:381
92062230,20sleep3144650irq/27-eth009:34:213
317352230,3sleep20-21swapper/210:59:102
2386799232,6cyclictest28950irq/26-ahci[00011:05:592
13692230,2sleep30-21swapper/311:54:213
128372230,1sleep312831-21sshd12:13:343
120612230,1sleep02132-21sshd10:02:210
116322230,21sleep1144650irq/27-eth011:30:091
77202220,2sleep30-21swapper/310:20:403
323322220,1sleep30-21swapper/310:20:003
289082220,4sleep30-21swapper/309:19:123
68022210,1sleep30-21swapper/311:00:003
257222210,2sleep30-21swapper/309:39:293
168532210,19sleep3144650irq/27-eth012:22:033
160102210,19sleep1144650irq/27-eth009:48:461
13892211,18sleep1144650irq/27-eth009:36:511
289262200,18sleep3144650irq/27-eth009:56:533
285432200,18sleep1144650irq/27-eth009:50:051
67692190,2sleep16764-21sshd11:21:411
2386899190,14cyclictest0-21swapper/312:16:443
23867991914,3cyclictest22827-21sshd11:20:012
2386799191,16cyclictest23021-21bash10:11:472
3402180,16sleep3144650irq/27-eth011:24:493
305512180,2sleep22023-21nfsd11:46:002
2386799188,8cyclictest6559-21sshd10:27:322
2386799183,13cyclictest3236-21sshd10:20:162
2386799182,5cyclictest28950irq/26-ahci[00010:33:142
2386799182,5cyclictest144650irq/27-eth012:21:402
2386799182,10cyclictest21706-21sshd09:56:042
2386799181,15cyclictest7625-21sshd11:29:372
2386699180,16cyclictest144650irq/27-eth010:28:161
2386699180,16cyclictest0-21swapper/110:00:141
2386699180,13cyclictest0-21swapper/110:06:011
36372170,2sleep10-21swapper/112:38:591
258262170,16sleep1144650irq/27-eth009:14:511
2386899178,4cyclictest14730-21sshd12:33:033
2386899170,15cyclictest11722-21sshd11:30:083
2386799179,6cyclictest20788-21latency09:25:162
2386799176,10cyclictest12310-21sshd11:00:252
2386799175,11cyclictest153250irq/28-eth1-rx-07:29:442
2386799174,6cyclictest7317-21sshd11:50:492
2386799173,6cyclictest16960-21sshd10:50:082
2386799173,13cyclictest7060-21bash11:55:042
2386799173,13cyclictest31648-21bash10:19:552
2386799172,14cyclictest153250irq/28-eth1-rx-07:31:282
2386799172,13cyclictest2481-21sshd10:05:152
2386799172,13cyclictest16436-21sshd12:14:022
2386799172,13cyclictest16065-21sshd11:11:442
2386799171,14cyclictest25035-21sshd10:00:022
2386799170,7cyclictest4463-21sshd09:37:102
2386799170,16cyclictest28586-21sshd09:53:282
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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