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2026-03-29 - 03:21
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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 Sun Mar 29, 2026 00:44:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
192596622850,2chrt1925965-21sh19:05:520
198524622600,3sleep01985247-21systemctl22:40:000
194797422490,3chrt1947975-21/usr/sbin/munin20:25:250
192903022200,3sleep01929031-21sed19:16:210
197552122150,2sleep01975520-21true22:05:030
193510022120,3sleep01935101-21cron19:40:000
200908822090,3sleep02009090-21ntp_kernel_pll_00:05:420
192676599207177,20cyclictest2012783-21kworker/u2:000:35:030
192676599207176,19cyclictest2006628-21kworker/u2:200:15:040
192676599205172,22cyclictest1974133-21kworker/u2:022:35:040
192676599203174,18cyclictest1949743-21kworker/u2:020:36:160
192676599201171,19cyclictest1962068-21kworker/u2:121:21:170
201156522000,3sleep02011563-21df00:15:140
195621321980,2sleep01956214-21df20:55:150
192676599198167,21cyclictest1962068-21kworker/u2:121:50:040
192676599198153,19cyclictest1937931-21kworker/u2:020:10:030
192676599196166,19cyclictest1974133-21kworker/u2:023:36:180
192676599194164,19cyclictest1962068-21kworker/u2:121:56:180
192676599193162,19cyclictest2006628-21kworker/u2:200:00:030
192676599191163,18cyclictest2006628-21kworker/u2:200:05:030
198108921890,4chrt1-21systemd22:25:030
192676599189160,18cyclictest2012783-21kworker/u2:000:25:080
192676599189160,18cyclictest1962068-21kworker/u2:121:30:040
192676599189159,18cyclictest1974133-21kworker/u2:023:25:040
193659921860,3chrt1936600-21latency_hist19:45:060
192676599186158,17cyclictest1910214-21kworker/u2:019:15:020
195782521850,4chrt1957826-21missed_timers21:00:300
192676599185157,17cyclictest2012783-21kworker/u2:000:30:070
192676599185156,18cyclictest1974133-21kworker/u2:023:06:160
192676599184154,18cyclictest1962068-21kworker/u2:121:16:160
192676599180150,19cyclictest1974133-21kworker/u2:023:45:070
192676599178149,18cyclictest1974133-21kworker/u2:023:05:060
192676599178148,19cyclictest1974133-21kworker/u2:023:00:060
198751021770,4chrt1987509-21sed22:46:190
192676599176146,19cyclictest1974133-21kworker/u2:023:35:030
192676599175147,18cyclictest1962068-21kworker/u2:122:05:080
192676599175146,18cyclictest1974133-21kworker/u2:023:16:170
192676599174145,18cyclictest1933733-21kworker/u2:219:50:060
192676599174144,18cyclictest1974133-21kworker/u2:022:26:150
192676599173144,18cyclictest1974133-21kworker/u2:023:55:030
192676599173144,18cyclictest1974133-21kworker/u2:022:15:370
192676599172145,17cyclictest1946284-21kworker/u2:220:25:060
192676599172143,17cyclictest1974133-21kworker/u2:022:40:380
192676599172142,19cyclictest1949743-21kworker/u2:020:41:180
192676599171141,19cyclictest1974133-21kworker/u2:023:30:040
192676599171141,18cyclictest1956496-21kworker/u2:221:15:050
192676599171140,19cyclictest1962068-21kworker/u2:121:45:060
192676599169140,18cyclictest1974133-21kworker/u2:023:11:190
193954121680,4chrt1939542-21awk19:55:230
192676599167138,18cyclictest1949743-21kworker/u2:020:55:000
192676599167137,18cyclictest1933733-21kworker/u2:219:50:360
192676599167136,19cyclictest1930955-21kworker/u2:019:31:180
192676599166137,18cyclictest1937931-21kworker/u2:020:20:060
192676599166136,19cyclictest2012783-21kworker/u2:000:35:250
197715521650,4chrt1977027-21/usr/sbin/munin22:10:220
192676599165139,15cyclictest1937931-21kworker/u2:020:11:210
192676599164137,17cyclictest1929159-21kworker/u2:119:25:040
198854621620,3chrt1988547-21ld22:50:420
192676599162135,17cyclictest1974133-21kworker/u2:023:50:050
192676599161133,17cyclictest1962068-21kworker/u2:121:55:060
192676599161133,17cyclictest1956496-21kworker/u2:221:06:200
192676599161132,18cyclictest1949743-21kworker/u2:020:35:020
192676599157128,18cyclictest1962068-21kworker/u2:121:40:040
192676599155127,16cyclictest1964382-21kworker/u2:221:31:170
192676599154125,18cyclictest1929159-21kworker/u2:119:30:020
192676599152121,20cyclictest1949743-21kworker/u2:020:45:400
192676599144115,18cyclictest1937931-21kworker/u2:020:01:080
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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