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2026-04-01 - 14:37
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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 Wed Apr 01, 2026 12:44:28)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
363493299348289,48cyclictest29-21kswapd007:35:540
369692422920,3sleep03696922-21open_files10:51:140
371494822550,3chrt3714949-21ntp_offset11:55:570
368163822520,4chrt3681640-21proc_pri09:56:170
365095522470,3chrt3650954-21ld08:06:120
363493299240209,20cyclictest29-21kswapd007:40:200
370501822380,3chrt3705017-21/usr/sbin/munin11:20:280
369636822350,3chrt3696366-21cat10:50:070
366499122340,3chrt3664992-21mailstats08:56:180
363493299216185,19cyclictest3641002-21kworker/u2:007:35:020
363493299215185,19cyclictest3637743-21kworker/u2:207:30:030
371067122020,2sleep03710670-21ld11:40:350
368093622020,2sleep03680937-21latency_hist09:55:000
372324222010,2sleep03723244-21awk12:25:440
363493299200171,17cyclictest3678561-21kworker/u2:009:50:060
370329321990,3sleep03703294-21ls11:15:060
363493299197169,17cyclictest3695374-21kworker/u2:011:05:030
363493299193164,18cyclictest3662850-21kworker/u2:208:50:310
363493299191158,21cyclictest3725402-21kworker/u2:012:40:070
363493299189161,17cyclictest3719942-21kworker/u2:312:31:180
363493299189159,18cyclictest3676794-21kworker/u2:210:11:190
363493299189157,20cyclictest3644753-21kworker/u2:208:00:380
363493299187157,19cyclictest3644753-21kworker/u2:207:56:220
363493299187156,19cyclictest3654889-21kworker/u2:108:36:200
363493299185154,19cyclictest3668837-21kworker/u2:009:30:120
363493299184154,19cyclictest3691848-21kworker/u2:210:35:070
363493299183151,20cyclictest3611377-21kworker/u2:007:15:040
363493299181150,19cyclictest3652307-21kworker/u2:208:16:180
363493299179151,18cyclictest3709292-21kworker/u2:212:06:200
363493299179148,19cyclictest3676794-21kworker/u2:210:05:230
370365621780,3sleep03703657-21netstat11:15:300
363493299178149,19cyclictest3709292-21kworker/u2:212:05:030
363493299178149,18cyclictest3673995-21kworker/u2:109:40:020
363493299178147,19cyclictest3719942-21kworker/u2:312:16:180
363493299178147,19cyclictest3717604-21kworker/u2:012:20:310
363493299178147,19cyclictest3691848-21kworker/u2:210:35:130
363493299177147,18cyclictest3685149-21kworker/u2:010:26:190
363493299176147,19cyclictest3717604-21kworker/u2:012:11:180
363493299176145,19cyclictest3635334-21kworker/u2:107:46:160
363493299175145,18cyclictest3644753-21kworker/u2:207:51:180
363493299175143,19cyclictest3654889-21kworker/u2:108:30:030
370952221730,2sleep03709521-21awk11:36:160
367398021730,3chrt3673982-21idleruntime-cro09:30:000
363493299173144,17cyclictest3668837-21kworker/u2:009:16:170
363493299173142,19cyclictest3695374-21kworker/u2:011:05:230
365754021720,3chrt3657539-21/usr/sbin/munin08:30:230
363493299171143,18cyclictest3687933-21kworker/u2:110:20:590
363493299171140,19cyclictest3676794-21kworker/u2:210:05:060
363493299171140,19cyclictest3654889-21kworker/u2:109:06:140
363493299170139,19cyclictest3652307-21kworker/u2:208:15:040
366079721690,4chrt3660795-21gzip08:41:140
363493299168138,19cyclictest3635334-21kworker/u2:107:20:090
363493299167138,19cyclictest3685149-21kworker/u2:010:20:040
363493299167135,19cyclictest3695374-21kworker/u2:010:55:270
363493299166135,20cyclictest3654889-21kworker/u2:108:25:050
363493299165134,19cyclictest3668837-21kworker/u2:009:21:110
363493299165133,20cyclictest3654889-21kworker/u2:109:10:320
363493299164134,18cyclictest3699504-21kworker/u2:111:35:070
363493299162132,17cyclictest3691848-21kworker/u2:210:41:090
363493299161130,19cyclictest3654889-21kworker/u2:108:46:200
363493299158131,18cyclictest3699504-21kworker/u2:111:26:200
363493299156125,20cyclictest3611377-21kworker/u2:007:10:070
363493299153121,20cyclictest3654889-21kworker/u2:109:00:250
363493299152123,18cyclictest3673995-21kworker/u2:109:40:310
363493299151121,19cyclictest3635334-21kworker/u2:107:21:190
363493299150119,20cyclictest3709292-21kworker/u2:211:50:070
363493299147118,18cyclictest3709292-21kworker/u2:211:50:170
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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