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2026-06-10 - 01:51
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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 rack3slot0.osadl.org (updated Wed Jun 10, 2026 00:43:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
134982820,2sleep61307399cyclictest00:28:386
266922710,1sleep341-21ksoftirqd/321:33:513
23192710,1sleep11304099cyclictest23:03:591
186572550,0sleep60-21swapper/622:00:136
278982500,0sleep30-21swapper/300:23:473
188142490,0sleep60-21swapper/621:44:596
315512480,0sleep00-21swapper/022:56:210
173272480,2sleep31304699cyclictest21:21:493
109052480,2sleep41305499cyclictest23:29:334
94822470,0sleep40-21swapper/423:48:324
288002470,0sleep00-21swapper/021:14:580
56252460,0sleep00-21swapper/022:18:330
298102460,0sleep70-21swapper/723:21:117
232482460,1sleep3758-21runrttasks23:39:493
171162460,0sleep10-21swapper/100:27:051
1290324624,8sleep10-21swapper/119:08:081
94582450,0sleep70-21swapper/723:54:197
90792450,0sleep70-21swapper/722:49:167
76992450,0sleep70-21swapper/721:59:347
281352450,0sleep20-21swapper/200:29:302
49432440,0sleep2321ktimersoftd/223:48:212
10562440,2sleep51306199cyclictest23:19:255
84462430,0sleep7721ktimersoftd/722:16:567
257512430,1sleep725718-21bash00:33:127
193062430,0sleep20-21swapper/223:54:542
183932430,0sleep20-21swapper/222:17:312
174832430,0sleep70-21swapper/721:50:377
134162430,0sleep50-21swapper/521:58:045
96962420,0sleep20-21swapper/200:01:592
46052420,0sleep60-21swapper/622:18:316
145192420,0sleep30-21swapper/323:33:333
1269724229,9sleep70-21swapper/719:05:187
1264424229,9sleep30-21swapper/319:04:343
10452420,2sleep7711rcuc/722:35:307
10452420,2sleep7711rcuc/722:35:307
1043024230,9sleep50-21swapper/519:03:155
37812410,0sleep70-21swapper/723:31:047
35962410,0sleep40-21swapper/422:16:374
1285524128,9sleep40-21swapper/419:07:314
122002410,0sleep10-21swapper/122:55:101
289142400,0sleep10-21swapper/123:36:191
27572400,0sleep60-21swapper/600:07:166
197462400,0sleep40-21swapper/422:48:004
18662400,0sleep61869-21sshd22:16:316
13982400,0sleep60-21swapper/623:03:566
1284224027,9sleep00-21swapper/019:07:190
1261724029,8sleep20-21swapper/219:04:162
1043124036,1sleep60-21swapper/619:03:166
303742380,2sleep71308199cyclictest22:39:067
104002370,0sleep60-21swapper/619:58:256
304392350,1sleep630435-21systemd23:38:246
9912340,0sleep30-21swapper/321:17:093
83612340,2sleep31304699cyclictest00:37:563
67582340,0sleep40-21swapper/400:24:284
124032340,1sleep2321ktimersoftd/222:47:342
44852310,0sleep7721ktimersoftd/722:29:537
169562220,1sleep516951-21bash21:25:445
13061992012,5cyclictest57-21ksoftirqd/500:13:195
312382190,0sleep20-21swapper/221:45:432
13034991916,2cyclictest9-21ksoftirqd/023:49:230
1306199187,4cyclictest57-21ksoftirqd/523:52:375
13040991814,4cyclictest25-21ksoftirqd/123:16:471
13034991815,1cyclictest1-21systemd23:43:450
62822170,0sleep40-21swapper/400:22:354
276132170,2sleep01-21systemd21:30:110
240352170,0sleep40-21swapper/421:10:454
13073991714,2cyclictest65-21ksoftirqd/600:10:146
13073991712,4cyclictest65-21ksoftirqd/623:10:576
13073991711,3cyclictest65-21ksoftirqd/622:56:216
13061991716,1cyclictest57-21ksoftirqd/500:18:585
13061991715,1cyclictest57-21ksoftirqd/523:43:265
13061991715,1cyclictest57-21ksoftirqd/523:37:485
13061991715,1cyclictest57-21ksoftirqd/500:36:375
13061991715,1cyclictest57-21ksoftirqd/500:25:075
13061991714,3cyclictest57-21ksoftirqd/521:38:395
13061991714,3cyclictest57-21ksoftirqd/521:38:395
13061991714,2cyclictest57-21ksoftirqd/500:08:095
13061991714,1cyclictest57-21ksoftirqd/523:31:475
13061991712,4cyclictest57-21ksoftirqd/521:17:005
1306199171,1cyclictest131rcu_sched22:32:055
1306199170,16cyclictest721-21dbus-daemon21:34:135
1303499170,15cyclictest0-21swapper/021:57:260
122362170,0sleep40-21swapper/423:04:344
32812160,0sleep10-21swapper/123:12:001
265022160,0sleep20-21swapper/223:01:442
13073991615,1cyclictest65-21ksoftirqd/621:53:436
13073991614,1cyclictest65-21ksoftirqd/622:08:336
13073991614,1cyclictest65-21ksoftirqd/621:24:316
13073991613,2cyclictest65-21ksoftirqd/623:23:206
13073991613,2cyclictest65-21ksoftirqd/623:23:206
13073991611,3cyclictest65-21ksoftirqd/621:09:356
1306199169,6cyclictest57-21ksoftirqd/523:41:055
13061991615,1cyclictest57-21ksoftirqd/522:53:005
13061991615,1cyclictest57-21ksoftirqd/522:46:055
13061991614,1cyclictest57-21ksoftirqd/523:59:265
13061991614,1cyclictest57-21ksoftirqd/523:13:325
13061991614,1cyclictest57-21ksoftirqd/522:11:135
13061991614,1cyclictest57-21ksoftirqd/521:51:345
13061991613,2cyclictest57-21ksoftirqd/500:29:035
13061991612,1cyclictest57-21ksoftirqd/522:56:445
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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