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2025-05-24 - 11:19
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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 50 highest latencies:
System rack3slot2.osadl.org (updated Sat May 24, 2025 00:44:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
114767422830,2sleep01147672-21processes23:41:580
115691122480,4chrt1156909-21ssh00:09:510
116139322470,2sleep01161395-21timerwakeupswit00:21:560
112122622410,2sleep01121228-21grep22:25:100
107607322380,2sleep01076074-21ls20:00:070
111082022370,3chrt1110818-21ssh21:54:460
115927522350,3chrt1159258-21ntpq00:16:120
109220622210,2sleep01092207-21/usr/sbin/munin20:56:220
109890122150,2sleep01098902-21munin-plugin-st21:20:000
113367722050,3sleep01133676-21ld23:00:510
110858922020,3sleep01108587-21vmstat21:47:070
106206799202172,18cyclictest1093153-21kworker/u2:221:55:290
106206799192163,18cyclictest1136986-21kworker/u2:023:15:310
112313821860,2sleep01123139-21cat22:30:300
106984921860,2sleep01069847-21switchtime19:36:200
106206799184156,19cyclictest1093153-21kworker/u2:221:30:050
106206799184149,23cyclictest1146819-21true23:40:050
112133021820,2sleep01121332-21cpu22:25:180
113754121810,2sleep01137542-21awk23:12:010
106206799180147,22cyclictest112-21systemd-journal19:55:030
111356521790,3sleep01113567-21mailstats22:01:570
106206799179150,17cyclictest1127775-21kworker/u2:322:55:350
114168921780,2sleep01141696-21sh23:25:050
106206799178149,18cyclictest1081577-21kworker/u2:020:35:050
114354821770,3chrt22-21kcompactd023:30:150
106206799177147,19cyclictest1127775-21kworker/u2:322:45:060
106206799174144,19cyclictest1077389-21kworker/u2:120:20:030
106206799174143,20cyclictest84-21jbd2/mmcblk0p2-23:50:050
106206799173146,17cyclictest1158423-21kworker/u2:000:35:090
106206799173145,18cyclictest1151471-21kworker/u2:100:05:080
106206799173144,17cyclictest1093153-21kworker/u2:221:31:360
111806621720,4chrt1117858-21/usr/sbin/munin22:15:340
106206799172144,18cyclictest1112821-21kworker/u2:322:11:390
106206799172143,18cyclictest1105171-21kworker/u2:121:40:060
106206799171143,17cyclictest1149033-21kworker/u2:200:00:040
109651721680,4chrt1095571-21/usr/sbin/munin21:12:040
106206799168139,18cyclictest1066749-21kworker/u2:020:01:190
115866121670,4chrt1158658-21munin-run00:15:060
113027021660,2sleep01130271-21collect222:50:560
106206799166135,20cyclictest84-21jbd2/mmcblk0p2-20:40:070
106206799165135,18cyclictest1149033-21kworker/u2:223:55:050
112477821630,4chrt1124779-21cpu22:35:170
106206799163136,17cyclictest1069031-21kworker/u2:219:35:040
106206799163135,18cyclictest1122277-21kworker/u2:122:46:340
106206799162134,18cyclictest1151471-21kworker/u2:100:30:070
106206799160132,18cyclictest1077389-21kworker/u2:120:25:030
106634721590,4chrt1066346-21sed19:25:080
106206799159130,18cyclictest1094730-21kworker/u2:021:10:050
106410621580,3chrt1064107-21awk19:16:130
106206799156127,17cyclictest1165292-21kworker/u2:200:35:320
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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