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2025-12-01 - 02:14
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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
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rackeslot3.osadl.org (updated Sun Nov 30, 2025 12:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1902919997235,35cyclictest1927222-21kworker/1:008:35:011
1902919996731,34cyclictest3901301-1kworker/1:0H10:59:591
1902919996637,28cyclictest1958188-21kworker/1:110:05:161
1902919996562,2cyclictest0-21swapper/111:51:191
1902919996543,21cyclictest1985087-1kworker/1:1H12:05:001
190291999650,64cyclictest0-21swapper/107:29:191
1902919996437,26cyclictest3901301-1kworker/1:0H10:50:191
1902919996360,2cyclictest0-21swapper/108:52:491
1902919996329,32cyclictest2004317-21kworker/1:012:15:161
1902919996235,26cyclictest1905565-21kworker/1:208:00:001
1902919996231,30cyclictest1958188-21kworker/1:110:35:161
1902919996231,30cyclictest1958188-21kworker/1:110:35:161
1902919996130,30cyclictest3901301-1kworker/1:0H11:15:161
1902925996044,13cyclictest1395319-1kworker/3:0H09:15:173
1902919996039,20cyclictest1985087-1kworker/1:1H12:30:141
1902919996034,25cyclictest1958188-21kworker/1:110:05:011
1902919996028,30cyclictest1953404-21kworker/1:309:40:121
190291999601,1cyclictest0-21swapper/109:05:131
1902919995943,15cyclictest1920177-21kworker/1:108:10:051
1902919995931,27cyclictest1985087-1kworker/1:1H12:25:061
1902919995929,29cyclictest1927222-21kworker/1:009:10:151
190291999590,56cyclictest0-21swapper/111:05:121
1902924995852,3cyclictest2483543-1kworker/2:1H11:20:512
1902919995843,14cyclictest1927222-21kworker/1:008:20:161
1902919995842,15cyclictest1976078-21kworker/1:011:25:151
1902919995842,15cyclictest1958188-21kworker/1:110:30:451
1902919995842,15cyclictest1953404-21kworker/1:309:45:061
1902919995842,15cyclictest1905565-21kworker/1:207:45:051
1902919995840,17cyclictest1927222-21kworker/1:008:40:161
1902919995839,17cyclictest1927222-21kworker/1:008:25:151
1902919995836,20cyclictest1985087-1kworker/1:1H12:05:531
1902919995741,15cyclictest2010656-21kworker/1:212:35:151
1902919995741,15cyclictest1976078-21kworker/1:011:14:201
1902919995741,15cyclictest1958188-21kworker/1:110:47:191
1902919995741,15cyclictest1927222-21kworker/1:009:20:141
1902919995741,15cyclictest1920177-21kworker/1:108:07:501
1902919995740,16cyclictest1997418-21kworker/1:211:55:161
1902919995740,16cyclictest1950698-21kworker/1:109:35:011
1902919995738,18cyclictest1905565-21kworker/1:207:15:471
1902919995734,22cyclictest1920177-21kworker/1:108:20:011
1902919995733,23cyclictest1958188-21kworker/1:109:55:161
1902919995648,7cyclictest0-21swapper/109:25:141
1902919995640,15cyclictest3901301-1kworker/1:0H08:00:231
1902919995640,15cyclictest1976078-21kworker/1:011:20:511
1902919995640,15cyclictest1905565-21kworker/1:207:35:161
1902919995640,15cyclictest1905565-21kworker/1:207:32:181
1902919995639,16cyclictest1958188-21kworker/1:110:15:011
1902919995635,20cyclictest3901301-1kworker/1:0H09:00:001
1902919995539,15cyclictest3901301-1kworker/1:0H11:04:191
1902919995539,15cyclictest2002298-21kworker/1:112:10:001
1902919995539,15cyclictest1989316-21kworker/1:211:30:141
1902919995538,16cyclictest1898542-21kworker/1:107:10:031
1902919995536,18cyclictest3901301-1kworker/1:0H10:15:071
1902919995534,19cyclictest3901301-1kworker/1:0H09:04:591
1902919995526,27cyclictest1958188-21kworker/1:110:40:141
190291999550,52cyclictest1935436-21cpuspeed_turbos08:45:141
1902925995448,4cyclictest1395319-1kworker/3:0H09:57:243
1902925995436,5cyclictest1395319-1kworker/3:0H09:50:163
1902925995436,3cyclictest1395319-1kworker/3:0H08:20:203
1902919995438,15cyclictest1958188-21kworker/1:109:51:181
1902919995437,16cyclictest1976078-21kworker/1:011:35:151
1902919995437,16cyclictest1958188-21kworker/1:110:25:181
1902919995437,16cyclictest1950698-21kworker/1:109:34:551
1902919995437,16cyclictest1905565-21kworker/1:207:50:151
1902919995437,16cyclictest1905565-21kworker/1:207:40:171
1902924995348,3cyclictest1951781-21kworker/2:112:14:182
1902919995341,10cyclictest1994782-21fschecks_count11:45:141
1902919995337,15cyclictest1958188-21kworker/1:110:24:491
1902919995336,16cyclictest1927222-21kworker/1:009:15:231
1902919995336,16cyclictest1927222-21kworker/1:008:35:011
1902925995247,3cyclictest1395319-1kworker/3:0H09:38:433
1902925995246,4cyclictest1395319-1kworker/3:0H09:24:443
1902925995236,2cyclictest1395319-1kworker/3:0H11:45:153
1902924995249,2cyclictest1916870-21kworker/2:108:06:062
1902924995248,2cyclictest2483543-1kworker/2:1H10:39:192
1902924995248,2cyclictest2483543-1kworker/2:1H10:39:192
1902924995247,3cyclictest2483543-1kworker/2:1H09:57:192
1902924995246,3cyclictest2483543-1kworker/2:1H07:50:142
1902919995236,15cyclictest1976078-21kworker/1:011:44:191
1902919995235,16cyclictest2004317-21kworker/1:012:20:141
1902925995145,4cyclictest1395319-1kworker/3:0H11:06:223
1902925995145,3cyclictest1395319-1kworker/3:0H11:23:443
1902925995144,5cyclictest1395319-1kworker/3:0H11:00:213
1902924995147,2cyclictest1951781-21kworker/2:110:59:192
1902924995146,3cyclictest2483543-1kworker/2:1H11:10:502
1902924995146,3cyclictest1951781-21kworker/2:110:49:542
1902924995143,5cyclictest2483543-1kworker/2:1H09:00:002
1902919995134,16cyclictest3901301-1kworker/1:0H07:21:241
1902925995045,3cyclictest1395319-1kworker/3:0H12:28:183
1902924995047,2cyclictest1951781-21kworker/2:110:24:442
1902924995046,3cyclictest1902828-21kworker/2:207:27:472
1902924995046,2cyclictest2483543-1kworker/2:1H11:50:132
1902925994944,3cyclictest1979306-21kworker/3:210:58:193
1902925994944,3cyclictest1395319-1kworker/3:0H09:10:463
1902925994943,3cyclictest1395319-1kworker/3:0H11:59:593
1902924994946,2cyclictest1951781-21kworker/2:110:51:492
1902924994946,2cyclictest1951781-21kworker/2:110:29:242
1902924994946,2cyclictest1916870-21kworker/2:108:28:242
1902924994945,3cyclictest1951781-21kworker/2:110:19:592
1902924994944,3cyclictest2483543-1kworker/2:1H11:36:442
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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