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2025-05-05 - 04:46
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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 May 05, 2025 00:44:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
381477122910,2sleep03814772-21timerwakeupswit21:01:260
385848422850,2sleep03858487-21rm23:11:520
378493822840,3sleep03784940-21if_wlan019:15:250
385002622820,2sleep03850027-21/usr/sbin/munin22:47:000
387216022670,3sleep03872164-21wc23:51:530
383559922620,2sleep03835600-21grep22:05:140
386153422560,3sleep03861537-21sort23:20:410
387985322550,3chrt3879854-21latency_hist00:15:110
379160222400,3chrt3791597-21awk19:40:010
378325922360,3chrt3783257-21cyclictest19:10:010
380164622330,3chrt3801467-21/usr/sbin/munin20:15:310
382792422190,3chrt3827926-21cat21:42:020
379352722150,4chrt3793526-21/usr/sbin/munin19:45:490
385522622060,3sleep03855229-21wc23:01:590
378326099202171,19cyclictest3813865-21kworker/u2:021:36:340
378326099194161,21cyclictest3875267-21ld00:00:550
378326099192161,19cyclictest3833983-21kworker/u2:322:10:310
383931221910,2sleep03839314-21missed_timers22:15:440
383258821880,3chrt3832585-21ntpq21:56:010
378326099185155,20cyclictest29-21kswapd021:21:350
378326099182147,23cyclictest3888254-21true00:40:050
378326099180150,18cyclictest3882917-21kworker/u2:300:25:300
384305121780,4chrt3843045-21ntpq22:26:430
378326099178148,19cyclictest3853284-21kworker/u2:323:00:020
387125721770,2sleep03871258-21ssh23:49:450
380557921750,4chrt3805581-21sort20:30:070
386367421700,4chrt3863675-21/usr/sbin/munin23:26:540
384783021680,2chrt3847833-21latency22:40:370
378326099168136,20cyclictest84-21jbd2/mmcblk0p2-22:00:530
378326099167137,19cyclictest3817779-21kworker/u2:321:20:100
378326099166138,18cyclictest3862367-21kworker/u2:323:35:060
378326099165136,18cyclictest3875920-21kworker/u2:200:35:040
378326099165135,19cyclictest3862367-21kworker/u2:300:10:040
378326099165135,19cyclictest3823714-21kworker/u2:321:35:050
378326099164134,19cyclictest84-21jbd2/mmcblk0p2-21:55:040
378326099164133,20cyclictest84-21jbd2/mmcblk0p2-21:15:060
378326099161132,20cyclictest29-21kswapd021:46:310
378326099160129,20cyclictest3805721-21kworker/u2:122:21:570
380629521590,4chrt3805642-21/usr/sbin/munin20:31:210
380057421590,3chrt3800079-21/usr/sbin/munin20:11:090
379455021590,4chrt3794552-21cpu19:50:130
378326099159128,20cyclictest3850603-21kworker/u2:022:55:060
378326099158128,19cyclictest3787277-21kworker/u2:019:25:040
378326099155125,19cyclictest3855390-21kworker/u2:123:10:050
378326099154124,19cyclictest3867652-21kworker/u2:223:40:060
378326099153123,19cyclictest3862367-21kworker/u2:323:45:100
378326099151122,18cyclictest3855390-21kworker/u2:123:20:050
378326099147118,18cyclictest3862367-21kworker/u2:300:00:060
378326099146116,19cyclictest3843601-21kworker/u2:022:35:100
378326099144114,19cyclictest3880680-21kworker/u2:000:20:010
378326099144114,19cyclictest3807283-21kworker/u2:220:40:050
378326099144113,20cyclictest3816630-21kworker/u2:221:10:120
378326099141112,18cyclictest3794175-21kworker/u2:220:00:050
378326099141111,19cyclictest3875920-21kworker/u2:200:25:060
378326099141111,19cyclictest3805721-21kworker/u2:120:50:030
378326099138110,18cyclictest3845483-21kworker/u2:122:36:360
378326099137108,19cyclictest3787277-21kworker/u2:019:40:440
378326099137107,19cyclictest84-21jbd2/mmcblk0p2-20:25:020
378326099137107,19cyclictest3784333-21kworker/u2:119:15:060
378326099136105,20cyclictest3805721-21kworker/u2:121:26:440
378326099134105,18cyclictest3787277-21kworker/u2:019:30:040
378326099133103,19cyclictest3797563-21kworker/u2:120:05:060
378326099132103,18cyclictest3797563-21kworker/u2:120:05:370
37832609912797,19cyclictest3805721-21kworker/u2:121:00:060
37832609912597,18cyclictest3788830-21kworker/u2:119:35:040
37832609912494,19cyclictest3805721-21kworker/u2:120:45:060
37832609911989,19cyclictest84-21jbd2/mmcblk0p2-20:50:390
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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