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2025-10-23 - 03:16
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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 100 highest latencies:
System rack3slot2.osadl.org (updated Thu Oct 23, 2025 00:44:56)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
62429723020,3chrt624295-21sendmail-msp19:20:020
69927422780,4chrt699277-21sort23:20:130
70857722660,2sleep0708578-21plymouth23:46:560
72192822480,3chrt721910-21ntpq00:26:330
70300822440,3sleep0703010-21ssh23:30:420
64294122430,3chrt642938-21ntpq20:25:470
62905422430,2chrt629051-21ntpq19:35:580
65552122270,4chrt655518-21ntpq21:10:530
72305822250,2sleep0723060-21grep00:30:180
69344922190,2sleep0693450-21/usr/sbin/munin23:02:070
69147522020,2sleep0691478-21cut22:56:530
62149399191162,19cyclictest705764-21kworker/u2:300:00:060
62149399190160,19cyclictest621502-21kworker/u2:119:15:060
65900321870,4chrt22-21kcompactd021:21:050
62149399186157,17cyclictest700421-21kworker/u2:223:25:080
62147721860,3chrt621479-21latencyplot19:10:010
62149399184155,19cyclictest681697-21kworker/u2:322:35:040
62149399183153,18cyclictest638137-21kworker/u2:120:20:040
71302621810,4chrt712731-40logrotate00:00:290
62149399181138,19cyclictest661591-21kworker/u2:021:51:560
67136621770,3chrt670409-21/usr/sbin/munin21:57:020
62149399175143,20cyclictest84-21jbd2/mmcblk0p2-22:15:050
70157621740,3sleep0701577-21collect223:26:380
62149399174144,19cyclictest661591-21kworker/u2:021:45:520
62149399171142,19cyclictest696002-21kworker/u2:123:36:530
62149399170141,18cyclictest673432-21kworker/u2:222:20:030
62149399170141,18cyclictest666762-21kworker/u2:122:40:020
62149399169140,18cyclictest719255-21kworker/u2:200:25:060
62149399169139,19cyclictest658431-21kworker/u2:221:41:570
62149399169138,19cyclictest84-21jbd2/mmcblk0p2-21:20:060
62149399168141,17cyclictest707528-21kworker/u2:200:07:000
70702621670,4chrt706050-21/usr/sbin/munin23:42:010
62149399167136,20cyclictest84-21jbd2/mmcblk0p2-22:30:060
62149399166136,19cyclictest666762-21kworker/u2:122:46:540
63861521650,2sleep0638616-21load20:10:290
62149399165137,18cyclictest685579-21kworker/u2:223:15:040
62149399165133,20cyclictest661591-21kworker/u2:022:06:550
62149399164136,18cyclictest661591-21kworker/u2:021:40:060
62149399163133,19cyclictest705764-21kworker/u2:323:51:560
62149399162135,17cyclictest638137-21kworker/u2:120:25:030
62149399161131,18cyclictest715687-21kworker/u2:000:20:010
71712621590,3chrt717124-21timerandwakeup00:12:000
62149399159131,18cyclictest661591-21kworker/u2:022:00:530
62149399157129,17cyclictest653587-21kworker/u2:021:10:070
62149399157128,18cyclictest694290-21kworker/u2:323:10:080
62149399157128,18cyclictest623917-21kworker/u2:219:21:220
62149399155127,18cyclictest638137-21kworker/u2:120:31:220
62149399154124,18cyclictest627522-21kworker/u2:219:45:380
62149399153126,17cyclictest652096-21kworker/u2:121:00:070
62149399153125,17cyclictest627522-21kworker/u2:219:40:330
62149399153124,19cyclictest625689-21kworker/u2:019:31:170
62149399153122,19cyclictest645702-21kworker/u2:220:41:190
62149399151120,20cyclictest655130-21kworker/u2:121:27:080
62149399150122,18cyclictest661591-21kworker/u2:021:30:540
62149399150122,17cyclictest666762-21kworker/u2:122:40:300
62149399149121,18cyclictest649887-21kworker/u2:221:05:010
62149399148120,18cyclictest621502-21kworker/u2:119:30:070
62149399147119,17cyclictest673432-21kworker/u2:222:20:340
62149399146116,18cyclictest721083-21kworker/u2:300:36:230
62149399145115,19cyclictest648012-21kworker/u2:020:45:370
62149399144117,17cyclictest638137-21kworker/u2:120:40:050
62149399140112,18cyclictest627522-21kworker/u2:219:55:330
62149399138109,19cyclictest627522-21kworker/u2:220:01:180
62149399136108,18cyclictest638137-21kworker/u2:120:10:030
62149399135106,18cyclictest627522-21kworker/u2:219:50:360
62149399135105,19cyclictest685579-21kworker/u2:222:52:510
62149399132104,18cyclictest648012-21kworker/u2:020:52:050
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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