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2023-09-23 - 09:14
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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
Characteristics of the 50 highest latencies:
System rack3slot2.osadl.org (updated Sat Sep 23, 2023 00:44:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
309726025280,3sleep03097263-21sort19:05:380
312458923010,4chrt29-21kswapd020:41:470
317735422750,3sleep03177355-21netstat23:50:490
310024422590,4chrt3100241-21ntpq19:16:220
312677822420,3sleep03126776-21apt20:50:180
311413522410,3chrt3114120-21ntpq20:06:420
310824922390,3chrt3108247-21/usr/sbin/munin19:45:480
317040022350,3sleep03170402-21grep23:26:130
311658422280,4chrt3116585-21latency_hist20:15:070
309825499225156,20cyclictest29-21kswapd019:36:310
318981822230,4chrt3189816-21if_eth000:35:400
315203022170,3sleep03152031-21sh22:20:000
311185922140,2sleep03111860-21cat20:00:010
311734122120,3sleep03117342-21find20:16:250
317688722050,5chrt3176885-21systemd-run23:50:020
309825499205159,23cyclictest3113269-21true20:05:050
309825499201167,23cyclictest3105069-21true19:35:030
309825499192161,20cyclictest3095767-21kworker/u2:219:11:310
309825499190164,17cyclictest29-21kswapd019:20:330
314202521890,3sleep03142023-21kernelversion21:45:430
316906521880,2sleep03169067-21open_files23:21:190
309825499188158,20cyclictest29-21kswapd020:26:220
309825499186156,20cyclictest3134872-21kworker/u2:021:35:040
314362121780,4chrt3143493-21store21:51:040
309825499175147,19cyclictest29-21kswapd020:40:010
309825499175144,19cyclictest3140330-21kworker/u2:222:05:180
309825499174140,23cyclictest3119567-21latency_hist20:25:060
309825499172144,19cyclictest29-21kswapd020:31:260
309825499171141,19cyclictest3179722-21kworker/u2:000:10:030
309825499170140,19cyclictest3175530-21kworker/u2:100:00:110
309825499170137,22cyclictest3129412-21true21:00:030
309825499169133,24cyclictest111-21systemd-journal22:00:030
315401821680,4chrt3154015-21ntpq22:26:150
309825499168137,20cyclictest3134872-21kworker/u2:021:30:040
316730721670,4chrt3167305-21diskstats23:15:360
309825499167137,20cyclictest29-21kswapd019:51:250
309825499167137,19cyclictest3101494-21kworker/u2:219:30:050
312612121650,4chrt3126122-21mailstats20:47:150
309825499162131,20cyclictest3099867-21kworker/u2:019:45:050
317363321610,3chrt3173634-21basename23:37:140
315543221610,2sleep03155430-21pluginstate22:31:180
315230921610,3chrt3152307-21df22:20:330
309825499160131,20cyclictest29-21kswapd021:01:310
313258021590,4chrt3132583-21sed21:10:500
309825499159129,21cyclictest29-21kswapd021:16:230
309825499153124,20cyclictest29-21kswapd021:06:230
309825499153124,19cyclictest3140330-21kworker/u2:222:05:060
309825499150120,19cyclictest84-21jbd2/mmcblk0p2-23:00:060
309825499150120,19cyclictest3156384-21kworker/u2:122:40:050
309825499145115,19cyclictest3173059-21kworker/u2:223:45:030
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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