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2026-05-12 - 19:44
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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 Tue May 12, 2026 12:44:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
378021330,3sleep00-21swapper/010:40:150
1516721270,3sleep32306699cyclictest09:34:583
1242821190,2sleep12306499cyclictest10:13:041
1632821170,3sleep22306599cyclictest12:39:082
2239321110,2sleep12306499cyclictest11:47:091
22624210632,47sleep30-21swapper/307:07:563
22691210432,43sleep10-21swapper/107:08:451
62842880,3sleep22306599cyclictest11:02:012
62842880,3sleep22306599cyclictest11:02:012
243102870,0sleep00-21swapper/010:25:050
115772860,1sleep011568-21sshd09:51:470
149182850,2sleep10-21swapper/109:24:101
26762840,3sleep02306399cyclictest10:15:230
104452830,3sleep30-21swapper/311:24:183
317502820,2sleep031744-21sshd11:55:220
124142820,2sleep112411-21sshd11:35:021
268172810,2sleep126717-21sshd12:21:561
147102810,1sleep00-21swapper/009:30:500
92152800,2sleep10-21swapper/112:11:461
295572790,2sleep329545-21sshd10:22:073
259422790,4sleep32306699cyclictest11:04:123
259422790,4sleep32306699cyclictest11:04:113
52972780,1sleep10-21swapper/112:03:471
264372780,1sleep026432-21sshd10:00:400
124692780,3sleep20-21swapper/210:45:102
241602760,0sleep00-21swapper/011:32:370
151382760,1sleep015130-21sshd11:42:550
237672750,2sleep123766-21sshd12:35:491
220732750,1sleep20-21swapper/211:50:302
193052750,1sleep20-21swapper/210:06:502
147232750,3sleep30-21swapper/312:08:313
321952740,2sleep20-21swapper/209:11:572
193922730,2sleep30-21swapper/312:24:413
305082720,1sleep30-21swapper/311:48:033
186992710,2sleep218681-21sshd10:10:162
190192700,1sleep10-21swapper/109:52:361
91032690,0sleep00-21swapper/012:11:440
135732680,2sleep30-21swapper/311:13:403
59142660,1sleep32306699cyclictest11:52:193
213662660,3sleep12306499cyclictest12:17:271
116512630,0sleep00-21swapper/010:12:590
327112610,3sleep12306499cyclictest09:43:421
101722560,3sleep010170-21bash10:30:220
2280625233,15sleep20-21swapper/207:09:592
189102520,0sleep018904-21cp12:24:390
2253724725,11sleep00-21swapper/007:06:480
201182350,2sleep10-21swapper/111:21:481
194112350,2sleep319415-21bash11:06:513
319382340,0sleep00-21swapper/012:33:010
191342340,3sleep02306399cyclictest11:53:540
119002330,3sleep30-21swapper/309:59:023
98222310,1sleep10-21swapper/112:27:051
65792270,3sleep30-21swapper/309:23:173
246642270,1sleep224663-21sshd10:31:562
303722260,4sleep22306599cyclictest09:25:402
7032250,2sleep10-21swapper/110:04:581
193002250,2sleep20-21swapper/211:39:532
242732240,2sleep224253-21sshd11:40:202
72502230,21sleep1144650irq/27-eth011:16:241
64722230,3sleep20-21swapper/211:30:402
57232230,1sleep20-21swapper/209:54:412
2306599236,9cyclictest10970-21sshd09:37:562
159382231,20sleep2144650irq/27-eth012:27:462
116092230,2sleep10-21swapper/109:27:111
105652220,0sleep00-21swapper/009:44:490
81592210,2sleep28161-21sed07:45:232
2306699213,3cyclictest0-21swapper/311:19:283
2306699212,4cyclictest0-21swapper/311:37:573
2306699211,10cyclictest5973-21sshd09:47:433
120242210,1sleep10-21swapper/109:55:161
90722202,16sleep2144650irq/27-eth012:04:142
236942200,3sleep20-21swapper/211:14:482
2306699200,6cyclictest18162-21sshd12:27:593
2306599202,4cyclictest9544-21sshd12:34:182
206432200,2sleep20-21swapper/212:09:182
174172200,2sleep30-21swapper/310:55:573
50622190,2sleep10-21swapper/109:12:371
2306699192,3cyclictest0-21swapper/311:31:553
2306699192,3cyclictest0-21swapper/310:05:043
2306699192,3cyclictest0-21swapper/309:38:473
23066991917,1cyclictest0-21swapper/309:52:083
2306699190,9cyclictest14651-21sshd10:02:573
2306399191,5cyclictest0-21swapper/011:48:510
166122191,16sleep228950irq/26-ahci[00010:55:532
121572190,16sleep2144650irq/27-eth009:20:242
2306699182,14cyclictest9381-21missed_timers10:30:183
2306699182,14cyclictest2066-21nscd12:30:213
23066991814,3cyclictest634-21sshd10:54:183
2306699180,6cyclictest1470-21sshd09:15:543
2306599186,9cyclictest12602-21sshd10:23:492
2306599186,11cyclictest153250irq/28-eth1-rx-07:52:332
2306599180,13cyclictest24554-21sshd10:28:322
2306399181,12cyclictest0-21swapper/009:55:240
2306399180,17cyclictest0-21swapper/010:37:470
49142170,15sleep2144650irq/27-eth012:19:332
45292170,2sleep10-21swapper/109:33:361
2306699179,6cyclictest20961-21sshd11:28:523
2306699177,8cyclictest21744-21sshd11:58:163
2306699172,3cyclictest5677-21sshd12:11:153
2306699171,6cyclictest13071-21bash10:27:153
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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