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2025-12-01 - 12:06
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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 rack7slot1.osadl.org (updated Mon Dec 01, 2025 00:45:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
287621280,1sleep222308-21stress22:50:362
287621280,1sleep222308-21stress22:50:362
721212359,58sleep30-21swapper/319:08:223
665211454,55sleep10-21swapper/119:07:391
809211352,21sleep00-21swapper/019:09:230
31415210650,21sleep20-21swapper/219:05:112
116482700,1sleep011647-21cpu00:30:160
987995411,25cyclictest0-21swapper/123:27:071
989994410,31cyclictest0-21swapper/300:38:253
20142419,13sleep10-21swapper/120:21:181
989994015,22cyclictest0-21swapper/323:09:413
123242408,12sleep10-21swapper/119:30:251
98999396,30cyclictest0-21swapper/322:00:553
989993912,25cyclictest0-21swapper/323:51:143
989993910,26cyclictest0-21swapper/322:58:393
306302397,14sleep00-21swapper/021:25:440
28392390,1sleep022306-21stress21:39:000
28242399,12sleep10-21swapper/119:11:251
28242399,12sleep10-21swapper/119:11:251
989993811,24cyclictest0-21swapper/323:30:293
989993811,24cyclictest0-21swapper/321:39:083
989993715,20cyclictest0-21swapper/323:10:083
989993710,24cyclictest0-21swapper/323:45:303
986993715,20cyclictest0-21swapper/019:15:240
262462375,12sleep20-21swapper/220:05:032
258942376,13sleep10-21swapper/120:04:061
98999369,24cyclictest0-21swapper/323:43:533
98999369,24cyclictest0-21swapper/322:10:233
98999369,24cyclictest0-21swapper/322:10:233
989993615,19cyclictest0-21swapper/323:20:163
989993615,19cyclictest0-21swapper/323:20:163
989993614,20cyclictest0-21swapper/323:15:383
989993613,21cyclictest0-21swapper/300:30:393
989993610,23cyclictest0-21swapper/321:50:323
98699368,26cyclictest0-21swapper/019:52:090
324272365,11sleep20-21swapper/220:18:102
306262365,13sleep00-21swapper/020:15:030
235902366,12sleep10-21swapper/119:57:311
219992365,11sleep30-21swapper/321:07:313
219992365,11sleep30-21swapper/321:07:313
14772363,11sleep30-21swapper/320:20:233
98999359,23cyclictest0-21swapper/321:30:193
98899356,26cyclictest0-21swapper/221:55:192
98799359,23cyclictest0-21swapper/122:18:061
98699358,25cyclictest0-21swapper/020:08:200
986993515,17cyclictest0-21swapper/023:05:260
44982355,12sleep10-21swapper/120:29:441
302652354,13sleep00-21swapper/020:13:470
221772354,13sleep00-21swapper/021:09:280
221772354,13sleep00-21swapper/021:09:280
196422355,12sleep10-21swapper/119:50:101
171062356,12sleep10-21swapper/119:44:251
149072355,11sleep30-21swapper/319:39:343
103982355,11sleep30-21swapper/319:28:233
98999349,23cyclictest0-21swapper/321:55:293
98699348,24cyclictest0-21swapper/020:03:390
98699348,24cyclictest0-21swapper/019:31:590
986993416,15cyclictest0-21swapper/022:30:220
986993414,18cyclictest0-21swapper/000:36:010
986993413,18cyclictest0-21swapper/021:22:330
43772345,9sleep30-21swapper/320:28:133
234242345,9sleep30-21swapper/319:55:343
158172344,11sleep30-21swapper/320:55:043
12172345,11sleep30-21swapper/319:10:143
12172345,11sleep30-21swapper/319:10:143
989993312,18cyclictest0-21swapper/323:55:223
989993312,18cyclictest0-21swapper/322:25:173
989993310,20cyclictest0-21swapper/322:05:213
98899337,14cyclictest0-21swapper/220:51:302
988993316,15cyclictest0-21swapper/222:37:442
988993312,19cyclictest0-21swapper/222:40:522
988993312,19cyclictest0-21swapper/222:40:522
988993312,18cyclictest0-21swapper/223:06:462
98799338,22cyclictest0-21swapper/122:00:031
98799337,23cyclictest0-21swapper/121:36:321
987993311,20cyclictest0-21swapper/121:43:371
987993311,19cyclictest0-21swapper/123:50:121
98699338,23cyclictest0-21swapper/020:29:290
986993318,13cyclictest0-21swapper/021:45:380
986993318,13cyclictest0-21swapper/021:45:380
986993315,16cyclictest0-21swapper/000:05:220
986993315,15cyclictest0-21swapper/022:46:280
986993315,15cyclictest0-21swapper/022:46:280
986993312,19cyclictest0-21swapper/000:17:170
986993311,20cyclictest0-21swapper/019:55:110
986993311,19cyclictest0-21swapper/023:45:050
87662334,11sleep00-21swapper/020:38:010
81322335,11sleep20-21swapper/219:22:452
70132334,11sleep20-21swapper/220:35:142
64782333,11sleep30-21swapper/320:32:103
57932333,11sleep30-21swapper/319:16:203
214502334,11sleep30-21swapper/319:53:333
193072334,11sleep30-21swapper/319:49:203
193042334,11sleep00-21swapper/019:49:170
146522334,11sleep20-21swapper/219:36:282
132742333,11sleep00-21swapper/020:49:200
110592335,9sleep30-21swapper/320:43:533
107702333,11sleep20-21swapper/220:40:272
98999329,20cyclictest0-21swapper/322:35:003
98999327,17cyclictest0-21swapper/322:20:163
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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