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2026-07-30 - 01:20
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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 Wed Jul 29, 2026 12:44:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
861021410,2sleep20-21swapper/212:15:012
1919221320,3sleep2246899cyclictest10:07:412
115521170,3sleep0246699cyclictest11:33:100
2671321160,2sleep326703-21sshd10:32:063
683021130,0sleep00-21swapper/010:25:500
683021130,0sleep00-21swapper/010:25:490
2869221130,2sleep20-21swapper/211:47:352
225182920,1sleep00-21swapper/010:35:120
209262890,1sleep020925-21bash11:50:380
64822880,1sleep06483-21sshd10:44:020
145432870,0sleep00-21swapper/010:10:360
52852860,3sleep10-21swapper/112:37:001
313242840,0sleep02512-21runrttasks12:02:490
173102840,1sleep02023-21nfsd11:24:210
291992830,3sleep20-21swapper/211:04:312
211792830,4sleep2246899cyclictest10:49:372
204028335,44sleep10-21swapper/107:08:141
57122820,7sleep30-21swapper/311:23:043
179128132,45sleep30-21swapper/307:05:353
278772800,1sleep30-21swapper/310:01:363
98122780,2sleep10-21swapper/109:56:101
41072770,1sleep20-21swapper/212:33:192
113942760,3sleep10-21swapper/109:52:561
324352710,2sleep30-21swapper/309:29:263
317172690,0sleep00-21swapper/010:32:400
12292690,0sleep11223-21sshd09:18:221
59272670,0sleep15926-21bash10:17:421
298432630,3sleep0246699cyclictest09:33:090
138882620,1sleep30-21swapper/310:07:063
203925632,21sleep00-21swapper/007:08:130
198925632,12sleep20-21swapper/207:07:552
29432350,3sleep30-21swapper/311:29:493
201432330,1sleep10-21swapper/109:00:111
295292290,1sleep00-21swapper/010:53:590
184322290,2sleep318424-21sshd09:57:073
165202290,2sleep30-21swapper/312:04:473
124152290,2sleep20-21swapper/211:27:152
107092290,4sleep10-21swapper/109:22:511
83502270,3sleep20-21swapper/210:22:032
156532270,1sleep30-21swapper/311:50:093
10092270,4sleep1246799cyclictest09:33:371
183582260,1sleep218357-21cut08:55:122
157112260,3sleep315703-21sshd09:46:223
132882260,3sleep10-21swapper/112:04:251
174852250,22sleep128950irq/26-ahci[00011:13:491
138132252,21sleep3144650irq/27-eth012:15:263
122902250,2sleep30-21swapper/310:14:313
170532240,1sleep30-21swapper/309:39:043
246999230,22cyclictest144650irq/27-eth009:14:333
182182230,3sleep20-21swapper/210:59:502
53272220,2sleep25323-21sshd10:51:162
304192220,1sleep30-21swapper/308:10:133
312072210,3sleep30-21swapper/311:18:513
262652210,2sleep20-21swapper/211:07:442
100672212,17sleep1144650irq/27-eth009:38:191
79142200,18sleep3144650irq/27-eth010:55:123
305952200,1sleep20-21swapper/212:36:082
263512200,18sleep3144650irq/27-eth009:40:053
156532202,16sleep1144650irq/27-eth010:41:271
104582201,17sleep228950irq/26-ahci[00012:07:442
69342190,2sleep36932-21sshd09:15:253
316372190,5sleep12075-21nscd11:36:401
246899192,3cyclictest9679-21bash12:15:092
2467991914,3cyclictest0-21swapper/110:53:051
250912180,1sleep025082-21sshd11:14:390
246899183,13cyclictest24263-21sshd09:47:192
246899181,15cyclictest2024-21nfsd11:56:362
246899180,4cyclictest28588-21sshd12:25:032
246899180,4cyclictest28588-21sshd12:25:022
246799187,6cyclictest0-21swapper/111:25:101
246699188,3cyclictest0-21swapper/011:15:350
246699186,10cyclictest28415-21bash09:51:140
198502180,1sleep00-21swapper/012:12:380
192642180,16sleep1144650irq/27-eth010:59:581
9292170,1sleep20-21swapper/210:17:032
88212170,15sleep3144650irq/27-eth011:41:483
287222170,15sleep2144650irq/27-eth009:58:162
259482170,2sleep125949-21bash10:12:041
257712170,15sleep3144650irq/27-eth010:28:193
257712170,15sleep3144650irq/27-eth010:28:183
246999178,4cyclictest3830-21bash11:01:413
246999174,11cyclictest24830-21sshd10:53:283
2469991710,2cyclictest30250-21sshd09:21:253
246999170,15cyclictest10075-21sshd11:30:263
246999170,13cyclictest17971-21sshd12:12:253
246999170,12cyclictest0-21swapper/310:22:483
246899178,5cyclictest0-21swapper/209:11:292
246899175,3cyclictest15068-21bash12:04:372
246899175,10cyclictest27051-21bash10:01:312
246899172,10cyclictest18192-21sshd10:11:042
2468991713,3cyclictest3634-21sshd11:41:112
2468991711,4cyclictest2975-21sshd10:25:222
2468991711,4cyclictest2975-21sshd10:25:222
246799170,4cyclictest25713-21sshd12:28:211
246799170,4cyclictest25713-21sshd12:28:211
246699170,16cyclictest0-21swapper/012:17:160
241412170,2sleep00-21swapper/009:43:420
20922170,4sleep12083-21sshd11:41:021
81162160,0sleep03-21ksoftirqd/012:37:230
246999163,8cyclictest0-21swapper/311:07:283
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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