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2026-04-20 - 02:20
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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 792 highest latencies:
System rack3slot2.osadl.org (updated Mon Apr 20, 2026 00:44:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
22716222560,3sleep0227163-21/usr/sbin/munin23:56:220
19601422460,3chrt196011-21ntpq22:05:330
18788722450,4chrt187889-21grep21:36:160
15970422450,3chrt159473-21/usr/sbin/munin19:55:290
16269022440,3chrt162691-21ld20:05:530
17366722390,3chrt173663-21memory20:45:300
17837022370,3chrt178368-21ls21:01:230
17537022280,3chrt175372-21processes20:51:160
16724522160,2sleep0167246-21cat20:21:230
15113122160,2sleep0151129-21acpi19:25:120
14681499210180,19cyclictest163969-21kworker/u2:020:45:030
22545022010,2sleep0225451-21gcc23:51:030
14681499193164,18cyclictest200230-21kworker/u2:022:30:030
14681499193162,20cyclictest168203-21kworker/u2:120:26:210
19364721910,2sleep0193649-21timerandwakeup21:56:220
14681499190159,20cyclictest229170-21kworker/u2:100:15:020
14681499189158,20cyclictest182117-21kworker/u2:021:20:080
14681499184154,19cyclictest191826-21kworker/u2:021:50:370
14681499182151,19cyclictest218378-21kworker/u2:223:45:120
14681499181149,20cyclictest137245-21kworker/u2:119:10:070
21572621800,2sleep0215725-21ld23:16:080
14681499179148,20cyclictest208583-21kworker/u2:123:05:300
14681499179148,20cyclictest151005-21kworker/u2:119:40:020
14681499179148,19cyclictest171901-21kworker/u2:121:06:200
14681499178149,19cyclictest171901-21kworker/u2:121:00:070
14681499178146,21cyclictest218378-21kworker/u2:223:35:060
14681499177147,19cyclictest237026-21kworker/u2:100:35:530
14681499177146,20cyclictest208583-21kworker/u2:122:55:120
14681499176145,19cyclictest234269-21kworker/u2:200:31:210
14681499175143,20cyclictest218378-21kworker/u2:223:26:170
14681499173141,20cyclictest189998-21kworker/u2:222:10:320
14681499172142,19cyclictest182117-21kworker/u2:021:21:190
14681499172140,20cyclictest186040-21kworker/u2:121:45:120
14961221710,3chrt149611-21grep19:20:020
14681499171142,18cyclictest146821-21kworker/u2:219:15:060
14681499171139,20cyclictest234269-21kworker/u2:200:26:230
14681499170138,20cyclictest151005-21kworker/u2:119:55:070
14681499169139,19cyclictest210888-21kworker/u2:223:01:190
14681499169137,22cyclictest227781-21munin-node00:00:120
14681499168139,18cyclictest163969-21kworker/u2:020:35:530
14681499168138,19cyclictest229170-21kworker/u2:100:20:220
14681499168137,20cyclictest229170-21kworker/u2:100:15:400
14681499168136,20cyclictest210888-21kworker/u2:223:11:140
14681499167137,19cyclictest159732-21kworker/u2:220:15:070
22214221660,4chrt222140-21cat23:40:070
14681499166135,20cyclictest200230-21kworker/u2:022:40:520
14681499166135,19cyclictest189998-21kworker/u2:222:01:190
14681499165135,20cyclictest206705-21kworker/u2:222:50:040
14681499164134,19cyclictest184424-21kworker/u2:221:26:210
14681499164134,18cyclictest215093-21kworker/u2:023:25:060
20446121630,3chrt204460-21ld22:35:520
14681499163133,20cyclictest229170-21kworker/u2:100:10:040
14681499162130,20cyclictest159732-21kworker/u2:220:00:410
14681499160131,18cyclictest208583-21kworker/u2:122:55:070
14681499159128,19cyclictest189998-21kworker/u2:222:20:360
14681499159127,20cyclictest151005-21kworker/u2:119:45:300
14681499157128,19cyclictest200230-21kworker/u2:022:31:160
14681499156128,18cyclictest186040-21kworker/u2:121:41:160
14681499155127,17cyclictest163969-21kworker/u2:020:15:460
14681499155126,18cyclictest184424-21kworker/u2:221:35:050
14681499155124,20cyclictest151005-21kworker/u2:119:31:210
14681499152121,19cyclictest151005-21kworker/u2:119:40:520
14681499146116,19cyclictest146821-21kworker/u2:219:20:350
14681499145116,19cyclictest189998-21kworker/u2:222:20:010
14681499144113,20cyclictest218378-21kworker/u2:223:41:020
14681499139110,19cyclictest163969-21kworker/u2:020:35:050
14681499134107,18cyclictest171901-21kworker/u2:121:11:200
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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