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2026-08-22 - 18:43
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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 Sat Aug 22, 2026 12:44:55)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2249121420,3sleep01342099cyclictest09:43:590
1736521300,1sleep10-21swapper/112:00:171
2475821260,1sleep00-21swapper/012:12:270
319021230,4sleep31342399cyclictest10:40:123
2606721230,0sleep226066-21sshd12:24:122
990321210,4sleep31342399cyclictest09:36:353
1071121120,1sleep20-21swapper/209:54:302
1071121120,1sleep20-21swapper/209:54:302
659421010,1sleep01342099cyclictest12:05:050
287852990,3sleep028777-21sshd11:52:350
6872960,0sleep00-21swapper/010:02:290
71292950,0sleep17128-21bash12:31:031
1297129232,56sleep30-21swapper/307:07:523
294012910,1sleep30-21swapper/309:20:403
271612910,2sleep227157-21sshd10:13:342
29212900,2sleep00-21swapper/010:28:350
72862850,2sleep10-21swapper/111:27:191
94102820,4sleep30-21swapper/311:21:483
185472820,1sleep10-21swapper/112:23:301
275112810,2sleep30-21swapper/312:12:423
194682810,4sleep11342199cyclictest09:52:171
194682810,4sleep11342199cyclictest09:52:161
1284028133,44sleep10-21swapper/107:06:091
119882800,2sleep22024-21nfsd10:00:352
106042800,3sleep10-21swapper/110:46:321
47682790,3sleep20-21swapper/208:00:182
217382790,3sleep31342399cyclictest11:05:413
148882790,1sleep314887-21sshd12:02:563
289792770,2sleep12512-21runrttasks09:44:351
186172760,3sleep01342099cyclictest09:58:120
1292027433,12sleep20-21swapper/207:07:102
7762720,2sleep20-21swapper/211:09:402
51522720,2sleep10-21swapper/109:45:191
213652720,1sleep10-21swapper/111:17:091
212382720,1sleep00-21swapper/011:40:130
91552700,3sleep01342099cyclictest11:24:420
83132690,2sleep22512-21runrttasks09:42:362
200552680,1sleep020049-21bash12:29:260
136002680,0sleep00-21swapper/009:34:000
111752680,1sleep20-21swapper/211:50:532
231402590,0sleep023143-21bash09:49:470
13332490,1sleep31334-21sshd11:58:553
1291324033,4sleep00-21swapper/007:07:050
202922390,36sleep3144650irq/27-eth010:01:213
115202380,0sleep211522-21bash11:30:292
93862370,4sleep01342099cyclictest10:23:220
255942370,34sleep1144650irq/27-eth009:55:461
311532360,3sleep131141-21sshd10:05:111
193932340,1sleep00-21swapper/010:18:320
58802320,30sleep1144650irq/27-eth010:34:381
97612290,3sleep19760-21bash09:24:431
239462290,2sleep20-21swapper/211:40:232
125792290,3sleep10-21swapper/110:15:101
151402270,25sleep128950irq/26-ahci[00009:31:011
253632260,0sleep041ktimersoftd/011:49:220
170562260,1sleep017054-21sshd10:35:290
131482260,24sleep3144650irq/27-eth011:45:223
16802250,1sleep20-21swapper/212:16:052
164762250,2sleep10-21swapper/109:25:151
128362250,23sleep1144650irq/27-eth011:54:091
45662240,2sleep22024-21nfsd12:04:552
1342299246,3cyclictest5264-21sshd09:39:192
109772240,1sleep30-21swapper/310:58:443
1342299237,3cyclictest2249-21sshd09:24:032
43792220,19sleep1144650irq/27-eth012:13:331
162482220,2sleep20-21swapper/210:15:222
1342299229,9cyclictest18792-21bash09:55:142
314722210,2sleep331473-21bash10:48:293
237332210,1sleep20-21swapper/210:56:512
166772210,1sleep32512-21runrttasks10:26:493
163442210,19sleep3144650irq/27-eth012:08:543
1342299215,5cyclictest1372-21sshd09:26:472
1342299210,12cyclictest10803-21sshd10:29:192
52142200,0sleep20-21swapper/211:27:082
25772200,18sleep1144650irq/27-eth010:11:211
217932200,18sleep3144650irq/27-eth010:07:153
173392200,2sleep30-21swapper/311:19:433
1342299200,11cyclictest9199-21sshd09:16:072
1342099200,16cyclictest10-21rcuc/011:57:560
108842200,18sleep3144650irq/27-eth009:57:283
106012200,0sleep310598-21sshd11:01:393
80682190,18sleep1144650irq/27-eth011:04:321
292122190,2sleep129209-21bash12:07:071
191142190,2sleep119113-21sshd10:01:151
145982190,1sleep30-21swapper/309:13:513
1342199190,18cyclictest0-21swapper/111:10:141
55302180,3sleep31342399cyclictest11:53:263
42042180,0sleep04201-21seq11:09:590
157222180,2sleep20-21swapper/210:20:592
1342299183,7cyclictest21540-21sshd10:38:522
1342299183,11cyclictest0-21swapper/210:49:232
1342299181,15cyclictest0-21swapper/211:20:082
1342299180,8cyclictest1939-21hald-addon-acpi09:48:402
1342299180,13cyclictest19488-21sshd10:44:302
1342199188,4cyclictest24713-21sshd11:40:251
1342199186,3cyclictest0-21swapper/111:09:491
13421991816,1cyclictest0-21swapper/108:27:381
13421991812,4cyclictest22214-21sshd12:35:211
1342199180,5cyclictest30847-21sshd11:49:521
1342199180,5cyclictest25494-21sshd11:37:411
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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