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2025-11-15 - 22:30
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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 376 highest latencies:
System rack3slot2.osadl.org (updated Sat Nov 15, 2025 12:44:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
37411522660,4chrt374117-21cat09:30:360
37215922590,2sleep0372160-21cut09:25:110
40261322540,4chrt402612-21/usr/sbin/munin10:56:510
41502122520,3chrt415019-21unin-run11:35:050
36929622500,4chrt369293-21ntpq09:15:520
41002422450,3sleep0410025-21readlink11:20:010
33354999221147,62cyclictest341147-31find07:36:120
33354999220188,20cyclictest393314-21kworker/u2:311:00:310
39606822170,2sleep0396069-21plymouth10:36:490
33239022160,2sleep0332393-21sort07:05:200
41112422100,2sleep0411125-21ssh11:21:580
40562922080,3sleep0405631-21grep11:05:560
33566822080,2sleep0335669-21gzip07:16:170
38747122020,4chrt387468-21ntpq10:10:570
33354999202169,22cyclictest417374-21ntpq11:41:290
33354999200141,50cyclictest29-21kswapd009:55:070
35622621990,2sleep0356227-21uname08:30:260
38574921930,3sleep0385751-21ssh10:05:440
33354999189156,22cyclictest384310-21ntpq10:01:310
33354999188158,19cyclictest413013-21kworker/u2:011:40:060
33354999184150,22cyclictest390932-21ntpq10:21:320
33354999181152,19cyclictest29-21kswapd010:41:340
36846821780,4chrt368466-21ssh09:13:360
34552921740,3sleep0345530-21cat07:51:240
35533421730,4chrt355333-21mailstats08:26:190
35043021730,2sleep0350432-21latency_hist08:10:070
33354999172142,20cyclictest29-21kswapd010:45:280
43045621710,3chrt430453-21ntpq12:20:490
36291021710,3sleep0362913-21latency_hist08:55:060
33354999171140,21cyclictest29-21kswapd011:45:270
43447821690,4chrt434479-21rm12:32:380
41338921670,4chrt413391-21sort11:30:080
40803621670,4chrt408035-21ssh11:13:130
38881521670,3sleep0388813-21forks10:15:270
36710121660,4chrt367099-21munin-run09:10:070
36571521660,4chrt365718-21wc09:05:070
33354999165134,20cyclictest84-21jbd2/mmcblk0p2-07:25:040
40029121640,4chrt400292-21grep10:50:150
42494421630,4chrt22-21kcompactd012:05:080
35378021630,4chrt353778-21ntpq08:21:120
33354999158129,18cyclictest391479-21kworker/u2:010:30:010
33354999157128,18cyclictest343377-21kworker/u2:208:00:030
33354999157126,21cyclictest29-21kswapd012:26:350
42928421550,3sleep0429287-21wc12:16:570
33354999152123,18cyclictest418207-21kworker/u2:112:00:090
33354999147115,21cyclictest84-21jbd2/mmcblk0p2-09:35:400
33354999143113,19cyclictest421572-21kworker/u2:312:06:510
33354999143112,20cyclictest391479-21kworker/u2:010:35:050
33354999141116,16cyclictest434739-21kworker/u2:112:38:350
33354999140112,19cyclictest374953-21kworker/u2:309:41:190
33354999135106,19cyclictest353147-21kworker/u2:108:40:130
33354999135106,19cyclictest339135-21kworker/u2:007:46:200
33354999133102,20cyclictest365689-21kworker/u2:109:56:450
33354999132102,19cyclictest359214-21kworker/u2:009:28:150
3335499913199,20cyclictest421572-21kworker/u2:312:11:090
3335499912999,19cyclictest84-21jbd2/mmcblk0p2-08:00:260
3335499912999,19cyclictest346568-21kworker/u2:008:16:210
3335499912697,18cyclictest421572-21kworker/u2:311:54:480
3335499912495,19cyclictest337679-21kworker/u2:307:25:270
3335499912393,19cyclictest379921-21kworker/u2:309:50:100
3335499912392,20cyclictest346568-21kworker/u2:008:15:040
3335499912090,19cyclictest333995-21kworker/u2:007:11:190
3335499911988,20cyclictest359214-21kworker/u2:008:55:280
3335499911486,19cyclictest84-21jbd2/mmcblk0p2-07:41:280
3335499911386,17cyclictest339135-21kworker/u2:007:31:200
3335499911383,19cyclictest84-21jbd2/mmcblk0p2-08:36:120
3335499911282,19cyclictest357329-21kworker/u2:308:45:250
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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