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2023-10-01 - 01:54
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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: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Sat Sep 30, 2023 12:44:02)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
11963212363,7sleep00-21swapper/007:08:460
11842212362,7sleep30-21swapper/307:07:123
11918210797,7sleep20-21swapper/207:08:122
11860210797,7sleep10-21swapper/107:07:261
50822750,1sleep338-21rcuc/311:34:203
224152750,0sleep10-21swapper/110:05:331
109632680,0sleep30-21swapper/311:35:313
303442660,0sleep00-21swapper/010:25:430
209352630,0sleep20-21swapper/212:28:592
324602620,1sleep232467-21kthreadcore11:30:342
309602610,0sleep00-21swapper/011:00:200
264352600,0sleep00-21swapper/010:09:400
146622570,1sleep114652-21ssh10:50:321
232222560,0sleep10-21swapper/107:15:271
118632530,0sleep00-21swapper/012:09:060
68092430,5sleep11222399cyclictest12:35:591
1223099280,27cyclictest0-21swapper/208:16:082
1222399280,27cyclictest0-21swapper/111:37:441
1223099270,26cyclictest0-21swapper/208:55:482
1223099270,26cyclictest0-21swapper/208:55:472
1223099270,25cyclictest6400-21apt09:15:002
1222399270,26cyclictest0-21swapper/108:35:561
1222399270,26cyclictest0-21swapper/108:32:001
1221899270,26cyclictest0-21swapper/007:36:250
1223099260,25cyclictest0-21swapper/211:40:152
1223099260,25cyclictest0-21swapper/209:59:122
1223099260,25cyclictest0-21swapper/207:25:342
1222399260,25cyclictest0-21swapper/111:56:001
1222399260,25cyclictest0-21swapper/108:58:181
1222399260,25cyclictest0-21swapper/108:58:171
1222399260,25cyclictest0-21swapper/108:14:051
1221899260,2cyclictest9249-21ssh09:45:250
1223099250,24cyclictest0-21swapper/209:29:402
1223099250,19cyclictest17181-21kworker/2:010:43:502
1222399257,17cyclictest0-21swapper/111:11:001
12223992516,8cyclictest0-21swapper/111:26:521
1221899259,14cyclictest0-21swapper/012:24:100
12218992516,8cyclictest0-21swapper/011:33:200
1223099242,21cyclictest0-21swapper/210:32:022
12230992417,7cyclictest0-21swapper/210:20:452
1223099241,21cyclictest0-21swapper/211:10:192
1222399247,16cyclictest0-21swapper/110:25:131
12223992415,8cyclictest0-21swapper/110:38:401
1222399240,23cyclictest0-21swapper/112:02:021
1222399240,23cyclictest0-21swapper/110:22:191
1222399240,23cyclictest0-21swapper/107:34:021
1222399240,19cyclictest0-21swapper/109:55:241
1222399240,18cyclictest0-21swapper/109:40:011
1222399240,18cyclictest0-21swapper/109:18:191
12218992417,7cyclictest0-21swapper/008:33:030
1221899240,23cyclictest0-21swapper/011:13:170
1221899240,23cyclictest0-21swapper/010:46:310
1221899240,23cyclictest0-21swapper/010:03:220
1221899240,23cyclictest0-21swapper/009:52:160
1223099238,14cyclictest0-21swapper/209:40:352
1223099232,20cyclictest0-21swapper/210:07:472
1223099232,20cyclictest0-21swapper/209:46:072
12230992320,2cyclictest0-21swapper/207:16:522
1223099231,18cyclictest0-21swapper/211:15:202
1223099230,22cyclictest0-21swapper/212:05:452
1223099230,22cyclictest0-21swapper/210:37:132
1223099230,22cyclictest0-21swapper/209:53:342
1223099230,22cyclictest0-21swapper/209:30:582
1223099230,17cyclictest0-21swapper/211:46:442
1223099230,17cyclictest0-21swapper/211:05:172
1223099230,17cyclictest0-21swapper/209:38:272
1223099230,17cyclictest0-21swapper/209:21:532
12223992321,2cyclictest0-21swapper/111:21:371
1222399230,22cyclictest0-21swapper/112:22:391
1222399230,22cyclictest0-21swapper/111:54:491
1222399230,22cyclictest0-21swapper/110:18:201
1222399230,22cyclictest0-21swapper/109:48:271
1222399230,22cyclictest0-21swapper/109:28:021
1222399230,17cyclictest0-21swapper/112:15:141
1222399230,17cyclictest0-21swapper/111:43:381
1222399230,17cyclictest0-21swapper/111:08:041
12218992316,6cyclictest0-21swapper/009:30:400
12218992315,7cyclictest0-21swapper/010:38:560
1221899230,22cyclictest0-21swapper/012:39:470
1221899230,22cyclictest0-21swapper/011:57:180
1221899230,22cyclictest0-21swapper/011:49:470
1221899230,22cyclictest0-21swapper/010:40:060
1221899230,22cyclictest0-21swapper/010:21:320
1221899230,21cyclictest0-21swapper/012:12:230
1221899230,21cyclictest0-21swapper/012:12:220
1221899230,18cyclictest0-21swapper/009:11:000
1221899230,17cyclictest0-21swapper/011:08:070
908422218,3sleep30-21swapper/307:58:593
2389322218,3sleep30-21swapper/307:43:213
1768922218,3sleep30-21swapper/307:10:373
1223099222,19cyclictest0-21swapper/211:56:512
1223099222,18cyclictest0-21swapper/212:20:022
12230992215,6cyclictest0-21swapper/210:53:182
1223099221,20cyclictest0-21swapper/211:29:512
1223099221,20cyclictest0-21swapper/211:21:182
1223099220,21cyclictest0-21swapper/212:39:002
1223099220,21cyclictest0-21swapper/212:01:132
1223099220,21cyclictest0-21swapper/211:52:012
1223099220,21cyclictest0-21swapper/210:57:052
1223099220,21cyclictest0-21swapper/209:20:002
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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