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2025-12-10 - 17:31
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rack3slot2.osadl.org (updated Wed Dec 10, 2025 12:44:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
85639722790,3chrt856393-21diskstats11:55:270
80395622750,2sleep0803958-21uname09:15:350
80949222580,2sleep0809495-21sort09:31:510
76839199246216,18cyclictest775370-21kworker/u2:007:35:460
78804422450,3chrt788045-21cat08:20:070
78055322430,4chrt780551-21users07:51:270
85295922410,3sleep0852960-21date11:45:090
87066722370,3chrt870663-21ssh12:37:580
82079822360,3chrt820799-21collect210:06:390
85033822270,3chrt850340-21proc_pri11:36:480
76839199204175,17cyclictest859002-21kworker/u2:012:05:050
81394422020,2sleep0813945-21ssh09:45:390
86845022000,3sleep0868452-21ssh12:31:270
76839199190159,19cyclictest834763-21kworker/u2:011:10:060
77129521890,2sleep0771296-21date07:20:080
81180521880,2sleep0811807-21ssh09:40:010
76839199187159,19cyclictest803025-21kworker/u2:209:41:320
76839199186157,19cyclictest834793-21true10:50:040
82893321850,4chrt828923-21ntp_states10:31:250
76839199182154,18cyclictest786458-21kworker/u2:108:35:030
76839199180150,19cyclictest84-21jbd2/mmcblk0p2-11:50:050
76839199180150,18cyclictest798357-21kworker/u2:309:00:040
83092821780,3chrt830000-21/usr/sbin/munin10:36:520
76839199177147,18cyclictest834763-21kworker/u2:010:55:330
76839199177145,19cyclictest816893-21kworker/u2:309:55:360
76839199176148,19cyclictest842697-21kworker/u2:111:21:470
76839199176145,19cyclictest790693-21kworker/u2:208:30:080
76839199175145,19cyclictest864251-21kworker/u2:112:20:070
76839199174145,18cyclictest837540-21kworker/u2:111:00:320
76839199174144,18cyclictest792166-21kworker/u2:009:06:170
76839199174142,20cyclictest826383-21kworker/u2:010:30:060
85960121730,4chrt859603-21find12:05:120
80691621720,4chrt806917-21cat09:25:100
76839199172142,19cyclictest786458-21kworker/u2:108:25:030
76839199171142,18cyclictest803025-21kworker/u2:209:30:040
76839199171141,18cyclictest864251-21kworker/u2:112:21:510
76839199171141,18cyclictest771201-21kworker/u2:108:00:360
76839199171140,19cyclictest841013-21kworker/u2:311:16:490
76839199171140,19cyclictest816893-21kworker/u2:310:00:130
76839199170141,18cyclictest854517-21kworker/u2:111:55:050
83513721690,4chrt835136-21/usr/sbin/munin10:50:340
76839199164134,19cyclictest769367-21kworker/u2:007:25:080
76839199164132,20cyclictest786458-21kworker/u2:108:40:080
76839199163133,18cyclictest852760-21kworker/u2:312:11:490
76839199163132,19cyclictest792166-21kworker/u2:008:51:180
76839199163131,20cyclictest29-21kswapd010:21:240
76839199159129,19cyclictest842697-21kworker/u2:111:25:430
79540621570,4chrt795405-21/usr/sbin/munin08:45:340
76839199157129,17cyclictest803025-21kworker/u2:209:51:480
76839199157128,18cyclictest801844-21kworker/u2:109:11:560
76839199157126,19cyclictest771201-21kworker/u2:107:45:080
76839199157124,22cyclictest848634-21anacron11:31:390
76839199156125,19cyclictest834763-21kworker/u2:011:11:300
76839199155124,20cyclictest833141-21kworker/u2:110:45:010
76839199152122,19cyclictest781433-21kworker/u2:208:06:190
76839199151123,17cyclictest773080-21kworker/u2:207:30:040
76839199151122,19cyclictest803025-21kworker/u2:210:20:080
76839199151120,19cyclictest783805-21kworker/u2:008:10:320
76839199148118,19cyclictest771201-21kworker/u2:107:55:140
76839199147117,19cyclictest764176-21kworker/u2:207:10:380
76839199144117,17cyclictest859002-21kworker/u2:012:30:090
76839199144114,18cyclictest771201-21kworker/u2:107:30:080
76839199143116,17cyclictest798357-21kworker/u2:309:05:040
76839199142114,18cyclictest803025-21kworker/u2:210:10:320
76839199141111,19cyclictest778226-21kworker/u2:007:46:180
76839199134107,17cyclictest793962-21kworker/u2:208:40:360
76839199133103,19cyclictest764176-21kworker/u2:207:10:020
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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