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2026-07-21 - 23:34
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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 Jul 21, 2026 12:44:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1005121430,2sleep210048-21sshd12:14:432
2269821300,2sleep10-21swapper/112:33:291
3219921260,2sleep22024-21nfsd12:01:272
1283321160,2sleep03004699cyclictest07:40:220
1395021140,2sleep313939-21sshd09:15:053
1457021130,1sleep30-21swapper/309:52:243
3073421000,2sleep20-21swapper/209:19:292
167742960,1sleep016771-21sshd11:13:130
248292930,2sleep224827-21sshd11:19:562
2949529232,48sleep30-21swapper/307:06:293
73152900,2sleep27311-21sshd11:35:552
122772890,4sleep33004999cyclictest11:07:073
157872860,1sleep041ktimersoftd/011:51:240
122612860,4sleep03004699cyclictest11:45:110
316322850,1sleep031629-21sshd11:17:290
218432850,1sleep221831-21rm09:10:112
2951828333,46sleep10-21swapper/107:06:471
73992820,2sleep17397-21bash11:06:411
252672820,3sleep10-21swapper/112:19:101
323962810,2sleep10-21swapper/110:13:391
295212810,2sleep329522-21bash11:25:593
272872810,2sleep10-21swapper/109:25:011
133512810,2sleep313341-21sshd11:15:443
153032800,2sleep30-21swapper/310:41:133
98582790,2sleep29853-21sshd10:46:422
25562790,2sleep32553-21sshd11:56:003
183102790,2sleep318302-21sshd11:54:363
213982780,2sleep121396-21sshd12:36:181
319912770,2sleep20-21swapper/210:42:492
260982760,2sleep10-21swapper/109:21:561
135262760,2sleep113518-21sshd10:03:321
226102750,5sleep33004999cyclictest11:46:023
160392750,2sleep20-21swapper/211:45:252
44002740,2sleep30-21swapper/310:31:353
226882740,3sleep23004899cyclictest09:53:072
17102740,1sleep00-21swapper/011:41:060
83362710,2sleep38337-21sshd11:24:093
5452680,2sleep3539-21sshd10:36:573
43702680,2sleep03004699cyclictest09:34:260
192832670,4sleep33004999cyclictest12:24:293
283262620,3sleep33004999cyclictest09:36:253
22112530,50sleep228950irq/26-ahci[00011:23:382
2947025127,20sleep20-21swapper/207:06:122
2967524925,20sleep00-21swapper/007:08:460
82412470,3sleep18218-21sshd12:05:191
113202470,1sleep30-21swapper/309:12:003
214312380,1sleep02024-21nfsd10:30:160
81782360,3sleep30-21swapper/310:29:073
158412350,1sleep00-21swapper/009:15:140
176552343,29sleep1144650irq/27-eth012:24:201
242432290,2sleep124231-21sshd10:45:091
135792290,2sleep30-21swapper/309:46:313
275772280,26sleep3144650irq/27-eth012:13:163
77612270,0sleep00-21swapper/009:40:190
239522270,1sleep023951-21seq10:42:020
137592270,3sleep20-21swapper/209:23:462
264642260,1sleep00-21swapper/012:28:070
245782260,3sleep20-21swapper/210:59:452
189702260,4sleep10-21swapper/111:48:481
148412260,4sleep20-21swapper/212:32:462
274312250,23sleep3144650irq/27-eth011:37:453
239042250,3sleep023888-21sshd10:12:530
116352250,2sleep20-21swapper/209:26:262
100212250,2sleep20-21swapper/210:23:172
240242240,3sleep124023-21bash09:38:561
126602240,4sleep33004999cyclictest12:35:273
3004899233,13cyclictest32015-21sshd09:56:412
295512230,1sleep029549-21bash09:22:150
216732230,21sleep1144650irq/27-eth011:22:291
44762220,20sleep1144650irq/27-eth012:14:101
311572220,1sleep331158-21id12:07:303
3004899226,9cyclictest2011-21sshd11:53:052
139282220,1sleep20-21swapper/210:00:402
66042210,2sleep10-21swapper/109:43:081
310172210,1sleep30-21swapper/308:20:243
3004899215,12cyclictest0-21swapper/207:18:392
167292210,2sleep20-21swapper/210:50:182
166042210,19sleep1144650irq/27-eth012:03:081
133572210,2sleep10-21swapper/110:23:361
115222210,3sleep23004899cyclictest10:06:062
3004899208,11cyclictest17593-21sshd09:35:272
3004899203,10cyclictest19095-21sshd09:41:192
3004899202,3cyclictest2023-21nfsd12:39:392
3004899200,12cyclictest3854-21rm11:59:032
3004799200,12cyclictest0-21swapper/111:02:031
253072201,17sleep1144650irq/27-eth011:20:001
3004999190,12cyclictest2344-21sshd12:25:543
3004999190,10cyclictest23571-21sshd10:04:273
3004899192,11cyclictest2643-21sshd11:41:102
3004899192,0cyclictest0-21swapper/211:14:272
3004899190,4cyclictest27309-21sshd10:33:382
3004899190,3cyclictest0-21swapper/211:05:582
3004799197,3cyclictest0-21swapper/109:16:031
282752190,17sleep228950irq/26-ahci[00011:29:062
3004999188,5cyclictest8585-21sshd09:40:223
3004999187,6cyclictest9465-21sshd12:17:403
3004999182,14cyclictest1692-21sshd09:59:443
3004999182,14cyclictest0-21swapper/310:10:413
3004899185,11cyclictest6277-21munin-node12:20:212
30048991814,3cyclictest28023-21sshd10:13:152
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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