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2026-06-22 - 01:46
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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 highest latencies:
System rack3slot2.osadl.org (updated Mon Jun 22, 2026 00:44:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
182212122920,2sleep01822123-21latency_hist23:40:060
181983022690,3chrt1819816-21ntpq23:30:550
181235422560,3sleep01812355-21ls23:05:060
176135722560,3chrt1761355-21ntpq20:01:040
180285722550,3chrt1802855-21irqstats22:30:240
175135222390,3sleep01751353-21/usr/sbin/munin19:25:270
178496322200,2sleep01784964-21ld21:25:530
174680699216180,24cyclictest1827604-21dpkg-db-backup00:00:000
182932522070,3sleep01829326-21/usr/sbin/munin00:06:170
178286322020,2sleep01782861-21sshd21:18:580
174680699199168,19cyclictest1781615-21kworker/u2:221:25:030
175522521980,2sleep01755227-21wc19:40:070
182252221870,4chrt1822521-21awk23:40:350
174680699180152,17cyclictest1762535-21kworker/u2:120:15:030
175861321790,4chrt1758612-21/usr/sbin/munin19:51:150
176826021770,4chrt1768250-21ntpq20:25:550
176275521760,2sleep01762753-21ntp_states20:06:070
182529521750,3chrt1825292-21ntpq23:50:350
174680699174143,19cyclictest1835634-21kworker/u2:000:40:070
181521321720,4chrt1815212-21/usr/sbin/munin23:15:100
174844021720,4chrt1748439-21/usr/sbin/munin19:15:220
181698021690,4chrt1816977-21ntpq23:20:410
183607221680,3chrt1836069-21ntpq00:30:340
174680699168143,17cyclictest1794606-21kworker/u2:022:16:200
174680699167135,20cyclictest1809526-21kworker/u2:223:25:560
174680699161131,19cyclictest1809526-21kworker/u2:222:56:220
174680699160134,17cyclictest1781615-21kworker/u2:221:31:240
174680699158128,19cyclictest1771890-21kworker/u2:220:51:120
174619421580,2sleep01746192-21switchtime19:06:010
174680699157129,19cyclictest1748631-21kworker/u2:219:20:390
174680699156125,20cyclictest1794606-21kworker/u2:022:25:480
174680699152121,20cyclictest1793936-21apt.systemd.dai21:58:220
174680699149119,19cyclictest1794606-21kworker/u2:022:25:050
174680699147118,19cyclictest1757955-21kworker/u2:219:55:140
174680699145115,19cyclictest1771890-21kworker/u2:220:45:260
174680699141111,19cyclictest1788600-21kworker/u2:122:00:520
174680699137107,19cyclictest1771890-21kworker/u2:220:56:220
174680699137106,20cyclictest1805355-21kworker/u2:122:50:130
174680699134104,19cyclictest1823931-21kworker/u2:023:50:030
174680699134104,19cyclictest1764907-21kworker/u2:020:20:250
174680699132105,18cyclictest1831451-21kworker/u2:000:16:180
174680699131101,19cyclictest1764907-21kworker/u2:020:16:040
17468069912999,19cyclictest1778840-21kworker/u2:021:10:410
17468069912998,19cyclictest1823931-21kworker/u2:000:05:070
17468069912897,20cyclictest1742599-21kworker/u2:119:45:340
17468069912897,20cyclictest1742599-21kworker/u2:119:10:370
17468069912696,19cyclictest1784854-21kworker/u2:021:46:150
17468069912597,19cyclictest1826216-21kworker/u2:200:10:160
17468069912493,20cyclictest1805355-21kworker/u2:122:41:200
17468069912493,20cyclictest1764907-21kworker/u2:020:40:040
17468069912191,19cyclictest1784854-21kworker/u2:021:35:420
17468069911988,19cyclictest1764907-21kworker/u2:020:40:300
17468069911787,19cyclictest1826216-21kworker/u2:200:30:030
17468069911686,19cyclictest1805355-21kworker/u2:122:45:070
17468069911684,20cyclictest1742599-21kworker/u2:119:45:040
17468069911484,19cyclictest1778840-21kworker/u2:021:06:210
17468069911180,20cyclictest1764907-21kworker/u2:020:30:080
17468069910978,20cyclictest1794606-21kworker/u2:022:10:030
17468069910878,19cyclictest1794606-21kworker/u2:022:35:400
17468069910877,21cyclictest1752826-21kworker/u2:219:31:150
17468069910777,19cyclictest1809526-21kworker/u2:223:10:030
17468069910270,20cyclictest1809526-21kworker/u2:223:10:250
17468069910172,18cyclictest1784854-21kworker/u2:021:45:020
1746806999162,19cyclictest1776048-21kworker/u2:121:05:040
1746806998657,18cyclictest1826216-21kworker/u2:200:25:070
1746806998252,19cyclictest1794606-21kworker/u2:022:10:580
1746806997847,20cyclictest1784854-21kworker/u2:021:50:470
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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