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2024-11-23 - 11:18
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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 Sat Nov 23, 2024 00:45:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
20480212060,20sleep20-21swapper/219:08:242
20380211455,20sleep10-21swapper/119:07:071
20344211050,55sleep00-21swapper/019:06:390
2051629065,20sleep30-21swapper/319:08:543
318162710,1sleep28229-21stress23:20:512
318162710,1sleep28229-21stress23:20:512
260392470,1sleep28233-21stress00:29:022
2070399449,32cyclictest0-21swapper/122:57:591
20701994014,23cyclictest0-21swapper/021:15:150
20701994010,24cyclictest0-21swapper/019:11:020
311022395,13sleep20-21swapper/219:30:192
2070399398,28cyclictest0-21swapper/121:29:541
2070199398,22cyclictest0-21swapper/020:10:020
2070199395,24cyclictest0-21swapper/020:45:210
39552385,13sleep00-21swapper/019:44:200
297902385,13sleep20-21swapper/220:44:362
285352385,13sleep00-21swapper/019:25:150
2070199389,23cyclictest0-21swapper/019:53:150
2070199389,22cyclictest0-21swapper/020:24:150
2070199386,19cyclictest0-21swapper/023:40:350
2070199385,24cyclictest0-21swapper/019:33:160
14202385,13sleep00-21swapper/020:51:320
79712375,13sleep20-21swapper/221:07:462
37082375,13sleep20-21swapper/220:58:212
316032375,11sleep30-21swapper/320:45:353
256512375,13sleep00-21swapper/019:19:290
20705993713,21cyclictest0-21swapper/322:53:243
20705993713,21cyclictest0-21swapper/322:53:243
2070399379,25cyclictest0-21swapper/123:58:411
2070399379,25cyclictest0-21swapper/123:58:411
2070399379,25cyclictest0-21swapper/100:25:251
2070199379,20cyclictest0-21swapper/020:34:460
2070199375,21cyclictest0-21swapper/020:39:160
317722365,12sleep20-21swapper/220:47:372
297022365,13sleep10-21swapper/120:43:271
275802365,12sleep20-21swapper/219:21:402
231392365,12sleep20-21swapper/220:26:532
209782365,10sleep30-21swapper/320:21:493
2070399369,24cyclictest0-21swapper/121:33:151
2070399369,24cyclictest0-21swapper/121:33:141
2070399369,24cyclictest0-21swapper/100:00:031
2070199369,24cyclictest0-21swapper/023:26:150
2070199368,19cyclictest0-21swapper/020:05:060
2070199367,26cyclictest0-21swapper/023:05:000
2070199366,21cyclictest0-21swapper/021:00:570
2070199365,22cyclictest0-21swapper/021:05:060
2070199364,15cyclictest0-21swapper/023:50:250
2070199364,15cyclictest0-21swapper/023:50:250
125702365,13sleep10-21swapper/120:03:451
103532365,12sleep20-21swapper/219:58:012
80082355,13sleep10-21swapper/119:51:031
60622355,11sleep20-21swapper/219:48:352
38232355,10sleep20-21swapper/219:42:372
34942355,10sleep30-21swapper/320:55:403
273742355,10sleep30-21swapper/320:36:113
231752355,13sleep10-21swapper/120:27:191
20705993511,21cyclictest0-21swapper/323:40:193
20704993514,18cyclictest0-21swapper/221:10:132
2070399359,24cyclictest0-21swapper/100:15:091
2070199358,18cyclictest0-21swapper/019:35:480
2070199357,20cyclictest0-21swapper/020:25:220
2070199355,24cyclictest0-21swapper/019:24:450
2070199355,21cyclictest0-21swapper/020:16:150
20701993512,20cyclictest0-21swapper/000:35:170
20701993512,20cyclictest0-21swapper/000:35:170
80922345,10sleep30-21swapper/319:52:053
61632345,12sleep10-21swapper/119:49:551
27082345,13sleep00-21swapper/020:55:180
20705993415,16cyclictest0-21swapper/300:08:253
20705993415,16cyclictest0-21swapper/300:03:543
2070499344,20cyclictest0-21swapper/222:35:502
2070499344,19cyclictest0-21swapper/200:35:382
2070499344,19cyclictest0-21swapper/200:35:382
20704993416,15cyclictest0-21swapper/223:58:272
20704993416,15cyclictest0-21swapper/223:58:262
20704993416,15cyclictest0-21swapper/221:47:302
2070399346,15cyclictest0-21swapper/122:03:371
20703993414,17cyclictest0-21swapper/122:41:181
20703993414,17cyclictest0-21swapper/122:41:171
20703993410,22cyclictest0-21swapper/123:00:071
2070199346,25cyclictest0-21swapper/021:20:250
20701993417,14cyclictest0-21swapper/023:23:040
20701993417,14cyclictest0-21swapper/023:23:040
20701993415,16cyclictest0-21swapper/021:36:010
20701993413,18cyclictest0-21swapper/022:15:160
17012345,10sleep30-21swapper/319:37:573
167192345,12sleep10-21swapper/120:12:031
102032345,10sleep00-21swapper/019:56:100
298692335,10sleep10-21swapper/119:28:291
297012335,10sleep20-21swapper/219:26:172
255902335,10sleep30-21swapper/319:18:493
2070599338,22cyclictest0-21swapper/321:30:263
2070599338,22cyclictest0-21swapper/321:30:253
20705993316,15cyclictest0-21swapper/322:45:283
20705993310,20cyclictest0-21swapper/321:00:213
2070499337,23cyclictest0-21swapper/221:35:332
2070499336,24cyclictest0-21swapper/223:30:102
20704993317,13cyclictest0-21swapper/221:20:412
20704993316,15cyclictest0-21swapper/223:52:412
20704993316,15cyclictest0-21swapper/223:52:402
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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