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2026-07-16 - 06:04
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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 rack3slot0.osadl.org (updated Thu Jul 16, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
139742980,1sleep09-21ksoftirqd/022:02:310
136212960,1sleep513610-21sshd22:22:305
135272570,0sleep213526-21sshd23:41:002
127262570,0sleep00-21swapper/021:20:420
268012530,1sleep326799-21bash22:05:063
2865525025,8sleep40-21swapper/419:01:544
2865525025,8sleep40-21swapper/419:01:544
281242490,0sleep50-21swapper/523:30:545
59782480,0sleep00-21swapper/023:55:080
88252460,0sleep50-21swapper/522:40:325
3099824623,8sleep10-21swapper/119:04:551
3099824623,8sleep10-21swapper/119:04:551
3080124624,8sleep60-21swapper/619:02:206
3080124624,8sleep60-21swapper/619:02:206
191362460,5sleep419135-21sshd23:08:274
187722460,0sleep2321ktimersoftd/221:50:072
121792460,0sleep50-21swapper/523:26:225
273462450,0sleep00-21swapper/021:54:140
264172450,2sleep63126899cyclictest23:56:186
19912450,0sleep50-21swapper/522:12:455
124962440,0sleep60-21swapper/623:44:336
104932440,0sleep70-21swapper/723:42:337
56752430,1sleep75663-21sshd21:16:417
310322430,0sleep40-21swapper/421:48:574
248042430,0sleep125-21ksoftirqd/121:23:071
169872430,0sleep40-21swapper/423:15:394
3091124222,8sleep00-21swapper/019:03:420
3091124222,8sleep00-21swapper/019:03:420
260132420,1sleep426015-21bash21:57:464
24502420,0sleep20-21swapper/221:58:162
203252420,1sleep120320-21systemd23:12:081
201362420,0sleep320135-21systemd-cgroups00:08:413
199812420,0sleep60-21swapper/622:44:506
168802420,0sleep216879-21sshd22:51:592
46262410,0sleep60-21swapper/622:07:256
251292410,0sleep50-21swapper/500:27:095
249212410,0sleep70-21swapper/723:14:147
247942410,1sleep424786-21bash22:14:044
15972410,2sleep73127099cyclictest21:08:487
102312410,0sleep60-21swapper/621:33:136
309192400,0sleep10-21swapper/100:31:131
238642400,0sleep60-21swapper/600:03:236
201902400,0sleep720189-21expr21:32:027
130872400,2sleep43125599cyclictest00:35:414
3095123927,9sleep20-21swapper/219:04:162
3095123927,9sleep20-21swapper/219:04:162
3085823926,9sleep70-21swapper/719:03:017
3085823926,9sleep70-21swapper/719:03:017
3085623927,9sleep50-21swapper/519:02:595
3085623927,9sleep50-21swapper/519:02:595
257282390,0sleep5551rcuc/500:05:225
180672390,0sleep10-21swapper/123:22:571
153612390,0sleep30-21swapper/300:30:193
32672380,0sleep20-21swapper/222:38:212
285662380,0sleep70-21swapper/700:07:167
12922380,0sleep60-21swapper/623:07:246
3082423725,8sleep30-21swapper/319:02:333
3082423725,8sleep30-21swapper/319:02:333
95312360,1sleep49527-21sshd23:33:254
6912320,0sleep30-21swapper/323:05:373
206822230,0sleep2321ktimersoftd/223:12:092
31268992014,3cyclictest65-21ksoftirqd/622:33:586
3123799205,14cyclictest9-21ksoftirqd/022:52:570
31237992016,1cyclictest9-21ksoftirqd/000:28:230
31268991913,4cyclictest65-21ksoftirqd/621:58:596
31268991912,2cyclictest65-21ksoftirqd/600:33:036
3123799198,10cyclictest9-21ksoftirqd/023:09:030
31237991915,3cyclictest9-21ksoftirqd/023:50:000
31237991911,3cyclictest9-21ksoftirqd/022:40:530
115932190,1sleep311594-21grep23:22:353
31268991817,1cyclictest65-21ksoftirqd/622:02:046
31237991816,1cyclictest9-21ksoftirqd/023:16:490
31237991816,1cyclictest111rcuc/021:37:070
31237991814,1cyclictest9-21ksoftirqd/000:13:350
15952180,0sleep10-21swapper/123:32:581
31268991716,1cyclictest65-21ksoftirqd/622:13:426
31268991715,1cyclictest65-21ksoftirqd/600:07:076
31255991715,1cyclictest49-21ksoftirqd/423:23:274
31237991715,1cyclictest9-21ksoftirqd/023:36:430
31237991715,1cyclictest9-21ksoftirqd/023:31:410
31237991715,1cyclictest9-21ksoftirqd/022:18:000
31237991715,1cyclictest9-21ksoftirqd/000:36:330
31237991715,1cyclictest9-21ksoftirqd/000:17:360
31237991714,3cyclictest9-21ksoftirqd/022:32:490
3123799170,1cyclictest131rcu_sched23:01:150
184422170,1sleep718443-21kworker/u16:323:02:537
155682170,0sleep10-21swapper/123:59:171
15362170,0sleep40-21swapper/422:11:004
3126899162,1cyclictest65-21ksoftirqd/621:24:246
31268991615,1cyclictest65-21ksoftirqd/622:56:176
31268991614,1cyclictest65-21ksoftirqd/623:47:566
31268991614,1cyclictest65-21ksoftirqd/623:31:346
31268991614,1cyclictest65-21ksoftirqd/621:52:106
31268991614,1cyclictest65-21ksoftirqd/621:49:416
31268991614,1cyclictest65-21ksoftirqd/600:27:046
31268991614,1cyclictest65-21ksoftirqd/600:12:416
31268991613,2cyclictest65-21ksoftirqd/623:58:556
31268991613,2cyclictest65-21ksoftirqd/623:12:446
31261991613,1cyclictest57-21ksoftirqd/523:09:005
3123799169,5cyclictest9-21ksoftirqd/022:46:350
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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