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2026-04-14 - 04:48
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack7slot2.osadl.org (updated Tue Apr 14, 2026 00:44:09)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
897151998474,7cyclictest1027970-21kworker/u4:6+events_unbound23:12:461
897151997567,6cyclictest1072045-21kworker/u4:10+events_unbound00:12:591
897151997442,30cyclictest1109582-21fschecks_count00:35:211
897149997432,14cyclictest1079261-21ntpq00:00:370
89715199736,12cyclictest1017498-21ssh22:50:281
89714999719,48cyclictest897148-21modprobe19:10:010
897149997128,19cyclictest1030632-21ssh23:05:270
897149997125,10cyclictest968911-21ntpq21:55:240
897151997037,29cyclictest0-21swapper/100:25:251
897151996935,30cyclictest0-21swapper/122:00:291
897149996938,11cyclictest923630-21ntpq20:50:270
897149996938,11cyclictest923630-21ntpq20:50:270
897151996836,29cyclictest1003713-21diskmemload22:35:191
897149996821,21cyclictest1028431-21ssh23:03:020
89715199673,16cyclictest982544-21ps22:10:381
897151996731,33cyclictest0-21swapper/123:50:341
89715199672,15cyclictest968212-21/usr/sbin/munin21:55:381
897149996732,11cyclictest1034438-21wget23:10:160
897149996729,13cyclictest951312-21ntpq21:35:310
897151996635,28cyclictest1084805-21kworker/u4:4+rpciod00:22:031
897151996631,32cyclictest0-21swapper/121:45:121
897151996631,32cyclictest0-21swapper/121:45:111
89715199662,18cyclictest1025591-21ssh23:00:131
89715199662,14cyclictest950491-21apt-get21:35:101
897149996644,16cyclictest1017493-21ntpq22:50:280
89715199654,23cyclictest1083533-21ssh00:05:271
897151996537,25cyclictest970368-21kworker/u4:10-rpciod22:05:351
897151996532,31cyclictest1105527-21ssh00:30:261
897151996532,28cyclictest0-21swapper/122:45:151
897151996526,36cyclictest1078707-21rm00:00:181
89715199651,23cyclictest941641-21ssh21:25:131
897149996559,4cyclictest53-21kswapd022:15:100
897149996528,12cyclictest1021821-21ntpq22:55:240
897149996525,14cyclictest1046605-21ssh23:23:580
897149996523,9cyclictest904743-21grep19:35:380
897149996427,11cyclictest985526-21ssh22:14:430
897149996427,11cyclictest1060491-21apt-get23:40:080
897149996425,15cyclictest1006911-21ssh22:38:500
897149996425,13cyclictest994169-21ssh22:24:230
897151996355,6cyclictest1072042-21kworker/u4:5+events_unbound23:57:541
897151996330,30cyclictest946672-21/usr/sbin/munin21:30:241
897151996330,30cyclictest0-21swapper/123:30:261
897151996328,31cyclictest0-21swapper/119:10:211
897151996327,32cyclictest0-21swapper/121:10:451
897149996325,14cyclictest1095225-21ssh00:19:160
897149996324,13cyclictest934506-21ssh21:16:220
897149996320,22cyclictest1110343-21find00:35:400
89715199624,10cyclictest1065998-21ntpq23:45:311
897151996231,28cyclictest965061-21unixbench_multi21:50:391
89715199623,11cyclictest924149-21modprobe20:55:001
89715199623,11cyclictest924149-21modprobe20:54:591
897151996230,29cyclictest0-21swapper/122:20:311
897151996229,28cyclictest0-21swapper/122:30:441
897151996227,32cyclictest986484-21fschecks_time22:15:241
89715199622,18cyclictest1047558-21apt-get23:25:131
89715199622,12cyclictest995811-21ssh22:25:371
89715199622,10cyclictest937951-21ntpq21:20:291
897151996220,39cyclictest1041776-21sh23:18:201
897149996236,9cyclictest1048121-21ssh23:25:210
897149996225,13cyclictest966268-21ssh21:52:240
897149996223,14cyclictest963312-21ssh21:49:420
897149996223,14cyclictest963312-21ssh21:49:410
897149996222,14cyclictest1059504-21ssh23:38:290
897149996221,18cyclictest943037-21unixbench_singl21:25:500
897149996216,22cyclictest1107072-21ssh00:32:070
897151996128,29cyclictest0-21swapper/120:05:191
897151996126,31cyclictest0-21swapper/100:15:331
897151996123,32cyclictest0-21swapper/120:05:021
897151996110,45cyclictest955894-21ssh21:40:371
897149996142,15cyclictest921092-21ntpq20:40:270
897149996126,9cyclictest908177-21ntpq19:50:260
897149996125,10cyclictest976436-21ssh22:04:220
897149996124,17cyclictest917182-21ntpq20:25:320
897149996123,14cyclictest946971-21ntp_states21:30:360
897149996123,14cyclictest1068907-21ssh23:49:240
897149996122,15cyclictest1055433-21ssh23:33:580
897149996116,23cyclictest1083468-21nfs_client00:05:240
89715199609,45cyclictest1061554-21ssh23:40:311
897151996017,5cyclictest1031238-21ssh23:05:451
897149996027,11cyclictest1039395-21ntpq23:15:250
897149996027,10cyclictest918958-21apt-get20:35:040
897149996026,11cyclictest995740-21ntpq22:25:340
897149996023,13cyclictest899698-21munin-run19:20:010
897149996023,13cyclictest899698-21munin-run19:20:000
897151995935,22cyclictest930438-21kworker/u4:13+rpciod21:15:121
89715199593,14cyclictest905679-21ntpq19:40:311
897151995926,29cyclictest0-21swapper/119:15:131
897151995926,29cyclictest0-21swapper/119:15:121
897151995923,33cyclictest0-21swapper/120:20:401
897149995948,7cyclictest1097084-21switchtime00:20:380
897149995944,11cyclictest915311-21apt-get20:20:170
897149995940,14cyclictest906948-21ntpq19:45:290
897149995938,18cyclictest922369-21ntpq20:45:280
897149995938,17cyclictest897961-21ntpq19:10:350
897149995935,3cyclictest954974-21apt-get21:40:150
897149995927,9cyclictest931571-21ssh21:13:410
897149995924,10cyclictest1087756-21irqstats00:10:210
897149995923,15cyclictest915009-21grep20:15:390
897149995923,13cyclictest911998-21ntpq20:05:230
897149995923,12cyclictest980941-21ssh22:09:270
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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