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2025-07-02 - 15:26
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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 Jul 02, 2025 12:44:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
72361523070,3sleep0723616-21cat09:05:590
70238522680,4chrt702381-21diskstats07:50:230
77457022640,2sleep0774571-21ssh11:41:120
72950422570,2sleep0729506-21sort09:25:100
76622022470,3chrt766215-21ntpq11:15:580
71033522470,3sleep0710334-21sshd08:18:480
71523422430,3chrt715231-21ntpq08:35:550
69735522220,2sleep0697357-21cat07:31:210
69972122190,2sleep0699724-21tr07:40:410
74013422170,2sleep0740138-21wc09:56:480
69095799211183,17cyclictest713294-21kworker/u2:110:05:300
73632822090,2sleep0736330-21grep09:45:330
71782522090,2sleep0717826-21cat08:45:270
77920222080,3sleep0779204-21uname11:55:350
69524721990,2sleep0695250-21wc07:25:080
69095799198168,18cyclictest713294-21kworker/u2:109:45:060
74113521930,4chrt741136-21cpu10:00:150
69095799191161,19cyclictest750865-21kworker/u2:310:35:030
69095799191161,19cyclictest746132-21kworker/u2:011:15:050
69095799188158,18cyclictest735582-21kworker/u2:209:55:060
69095799187158,19cyclictest792074-21kworker/u2:112:35:070
69095799187157,18cyclictest781897-21kworker/u2:012:30:060
78218121850,2sleep0782182-21unin-run12:05:050
75475021850,2sleep0754752-21ssh10:41:030
69095799185146,26cyclictest699325-31find07:40:030
69095799184156,17cyclictest746132-21kworker/u2:011:05:050
75901921830,2sleep0759020-21cron10:55:010
75627021830,2sleep0756271-21cat10:45:400
69095799183152,19cyclictest690965-21kworker/u2:207:15:030
69095799182153,18cyclictest713294-21kworker/u2:108:45:030
69095799182152,19cyclictest688644-21kworker/u2:107:20:020
69095799181152,18cyclictest703543-21kworker/u2:008:25:080
79280921800,3sleep0792810-21ssh12:36:110
69095799180152,16cyclictest746132-21kworker/u2:010:20:280
73140421790,4chrt731402-21irqstats09:30:310
78650621780,2sleep0786507-21/usr/sbin/munin12:16:550
72784721780,3chrt727848-21grep09:20:090
69095799177148,19cyclictest713294-21kworker/u2:111:00:030
69095799177147,20cyclictest746585-21ntpq10:16:290
69095799175147,16cyclictest697898-21kworker/u2:007:45:240
72569221740,4chrt725690-21ssh09:12:540
69095799174144,19cyclictest713294-21kworker/u2:109:30:070
69095799173143,19cyclictest703543-21kworker/u2:008:00:040
76955621720,2sleep0769557-21rm11:26:040
69095799171140,21cyclictest29-21kswapd011:46:250
69095799170142,17cyclictest707336-21kworker/u2:208:11:220
69095799169140,18cyclictest770186-21kworker/u2:311:30:270
75053921680,4chrt750540-21sh10:28:160
69095799168139,18cyclictest713294-21kworker/u2:109:40:050
69095799167138,17cyclictest707336-21kworker/u2:208:10:040
69095799166137,18cyclictest773527-21kworker/u2:211:40:100
69095799166136,19cyclictest776819-21kworker/u2:111:55:060
69095799164135,18cyclictest750865-21kworker/u2:310:35:370
78362821620,4chrt783629-21ssh12:09:010
69095799160130,18cyclictest688644-21kworker/u2:107:10:010
69095799159130,17cyclictest711561-21kworker/u2:208:35:030
69095799158130,18cyclictest717476-21kworker/u2:208:55:040
69095799158129,17cyclictest695531-21kworker/u2:207:30:080
69095799157129,17cyclictest713294-21kworker/u2:111:21:420
69095799156126,18cyclictest717476-21kworker/u2:208:55:380
69095799150122,17cyclictest785735-21kworker/u2:312:20:530
69095799149121,18cyclictest746132-21kworker/u2:011:10:070
69095799149120,17cyclictest703543-21kworker/u2:008:05:060
69095799146115,19cyclictest713294-21kworker/u2:110:10:330
69095799145115,19cyclictest703543-21kworker/u2:008:20:500
69095799144115,19cyclictest783594-21kworker/u2:212:11:090
69095799141112,18cyclictest721387-21kworker/u2:309:00:420
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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