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2026-04-15 - 04:16
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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 Wed Apr 15, 2026 00:44:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
194287322510,3chrt1942871-21df22:55:140
190708022480,3chrt1907078-21ntpq20:46:060
194187822450,3sleep01941879-21ntp_states22:51:000
193153622440,4chrt1931534-21systemd-run22:15:040
189456322070,2sleep01894562-21sshd20:01:080
194973922030,2sleep01949741-21sed23:20:070
190453521990,2sleep01904539-21wc20:36:210
191092621810,2sleep01910924-21if_eth021:00:240
187998899179154,17cyclictest1905573-21kworker/u2:021:06:180
187998899179153,17cyclictest1927367-21kworker/u2:022:06:190
192736021780,4chrt1927358-21sendmail-msp22:00:020
190978021760,3chrt1909782-21ntp_kernel_pll_20:55:510
187998899173146,18cyclictest1892525-21kworker/u2:120:21:260
195684721720,3sleep01956848-21idleruntime23:45:230
187998899172145,18cyclictest1905573-21kworker/u2:020:51:260
189728721710,3chrt1897284-21ntpq20:10:550
196786921700,4chrt1967866-21ntpq00:25:360
190569321700,3chrt1905691-21ntpq20:41:050
187998899170145,17cyclictest1884676-21kworker/u2:119:31:250
191507221690,4chrt1915073-21if_err_wlan021:15:240
187998899169144,17cyclictest1921349-21kworker/u2:021:46:260
190300221660,3chrt1902401-21/usr/sbin/munin20:31:150
187998899166139,18cyclictest1892525-21kworker/u2:120:16:260
187998899166138,19cyclictest1919017-21kworker/u2:121:41:120
193186521650,4chrt1931866-21/usr/sbin/munin22:15:270
187998899164137,18cyclictest1927367-21kworker/u2:022:36:200
194749621630,4chrt1947497-21ld23:11:120
193362921620,3chrt1933625-21ps22:21:160
196366121610,4chrt1963658-21ntpq00:10:320
187998899157129,18cyclictest1888368-21kworker/u2:219:55:070
187998899150124,17cyclictest1964604-21kworker/u2:100:17:110
187998899148121,17cyclictest1948237-21kworker/u2:123:55:080
187998899146119,17cyclictest1938091-21kworker/u2:222:45:080
195285521420,2sleep01952856-21netstat23:30:310
187998899141115,17cyclictest1969278-21kworker/u2:000:36:430
187998899140115,17cyclictest1948237-21kworker/u2:100:02:120
187998899138112,17cyclictest1888368-21kworker/u2:219:45:080
187998899136110,17cyclictest1884676-21kworker/u2:119:28:220
187998899136109,16cyclictest1921349-21kworker/u2:021:38:130
187998899134109,17cyclictest1892525-21kworker/u2:120:25:090
187998899128102,17cyclictest1945904-21kworker/u2:023:09:110
187998899128101,18cyclictest1905573-21kworker/u2:021:14:220
187998899127102,16cyclictest1948237-21kworker/u2:123:22:560
187998899127101,17cyclictest1944079-21kworker/u2:123:04:210
18799889912699,18cyclictest1884676-21kworker/u2:119:39:110
18799889912698,17cyclictest1964604-21kworker/u2:100:23:090
187998899126100,17cyclictest1948237-21kworker/u2:123:53:210
187998899126100,17cyclictest1948237-21kworker/u2:123:37:220
18799889912498,17cyclictest1938091-21kworker/u2:222:44:380
18799889912498,17cyclictest1913861-21kworker/u2:221:22:230
18799889912195,17cyclictest1876275-21kworker/u2:219:18:190
18799889912093,17cyclictest1927367-21kworker/u2:022:30:100
188147521190,3sleep01881476-21date19:15:060
18799889911690,17cyclictest1927367-21kworker/u2:022:03:000
18799889911690,17cyclictest1913861-21kworker/u2:221:32:280
18799889911689,18cyclictest1888368-21kworker/u2:219:53:410
18799889911589,17cyclictest1888368-21kworker/u2:219:43:320
18799889911588,18cyclictest1948237-21kworker/u2:100:06:270
18799889911489,17cyclictest1927367-21kworker/u2:022:26:490
18799889911487,18cyclictest1876275-21kworker/u2:219:24:460
18799889911387,17cyclictest1948237-21kworker/u2:123:43:090
18799889911387,17cyclictest1913861-21kworker/u2:221:28:000
18799889911386,18cyclictest1948237-21kworker/u2:123:29:520
192479521120,2sleep01924796-21/usr/sbin/munin21:50:220
18799889911286,17cyclictest1892525-21kworker/u2:120:09:130
18799889910175,18cyclictest1969278-21kworker/u2:000:34:170
187958827115,19sleep00-21swapper19:06:490
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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