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2026-04-19 - 13:44
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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 Apr 19, 2026 12:44:28)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
409390799350317,22cyclictest4105345-21/usr/sbin/munin07:50:220
409390799318249,57cyclictest4102223-31find07:39:270
409390799264230,22cyclictest4104329-21ntpq07:46:040
409977422500,3chrt4099772-21if_wlan007:30:230
414158422490,2chrt4141439-21/usr/sbin/munin10:00:190
418193722410,3chrt4181935-21df_inode12:25:170
416870022180,2sleep04168703-21wc11:36:210
409390799215187,17cyclictest4153866-21kworker/u2:110:45:060
409390799214186,17cyclictest4153866-21kworker/u2:111:15:060
409390799214183,19cyclictest4125141-21kworker/u2:109:25:030
412256422100,2sleep04122566-21grep08:51:160
409390799210180,19cyclictest4103730-21kworker/u2:008:00:060
409390799210180,18cyclictest4179411-21kworker/u2:212:20:070
409390799208178,18cyclictest4144115-21kworker/u2:210:35:060
409390799207179,17cyclictest4173360-21kworker/u2:012:15:030
414357722060,2sleep04143578-21/usr/sbin/munin10:06:190
409390799205178,17cyclictest4083570-21kworker/u2:107:10:060
409390799205176,18cyclictest4171053-21kworker/u2:111:55:060
415566522030,2sleep04155667-21missed_timers10:50:290
409390799202173,17cyclictest4180939-21kworker/u2:012:40:070
409390799201171,19cyclictest4137643-21kworker/u2:009:50:060
409390799201171,18cyclictest4139933-21kworker/u2:210:00:060
412555722000,2sleep04125559-21vmstat09:01:230
409390799200170,18cyclictest4092975-21kworker/u2:207:25:090
409390799199171,18cyclictest4131584-21kworker/u2:209:45:040
409390799198170,17cyclictest4180939-21kworker/u2:012:25:070
409390799196167,17cyclictest4162215-21kworker/u2:011:16:170
409390799196166,18cyclictest4102313-21kworker/u2:307:45:040
416646021950,4chrt4166461-21latency_hist11:30:060
416084621950,3chrt1-21systemd11:10:050
409390799195167,18cyclictest4144115-21kworker/u2:210:25:040
409390799194167,15cyclictest4083570-21kworker/u2:107:10:540
409390799194164,19cyclictest4153866-21kworker/u2:110:50:040
409390799194164,18cyclictest4169203-21kworker/u2:211:45:060
409390799192164,18cyclictest4103730-21kworker/u2:008:05:080
409390799192162,19cyclictest4113484-21kworker/u2:208:35:410
409390799192162,18cyclictest4144115-21kworker/u2:210:40:060
409390799192162,18cyclictest4092975-21kworker/u2:207:25:040
409390799191162,17cyclictest4173360-21kworker/u2:012:06:180
409390799190162,17cyclictest4112070-21kworker/u2:008:20:060
409390799190161,17cyclictest4113484-21kworker/u2:208:35:050
409390799190160,19cyclictest4153866-21kworker/u2:111:35:040
409390799190160,18cyclictest4171053-21kworker/u2:111:50:040
409390799188158,18cyclictest4125141-21kworker/u2:109:16:160
409390799187158,18cyclictest4131584-21kworker/u2:209:36:160
409390799186158,17cyclictest4171053-21kworker/u2:111:55:310
409390799186156,19cyclictest4112070-21kworker/u2:008:25:060
409390799186145,18cyclictest4153866-21kworker/u2:111:25:020
409390799184156,17cyclictest4113484-21kworker/u2:208:30:080
409390799184155,18cyclictest4103730-21kworker/u2:008:05:020
409390799183152,19cyclictest4141841-21kworker/u2:110:10:120
409390799182152,18cyclictest4131584-21kworker/u2:209:25:560
409390799181152,18cyclictest4113484-21kworker/u2:208:45:010
409390799180152,16cyclictest4144115-21kworker/u2:210:15:560
409390799178149,18cyclictest4109780-21kworker/u2:108:10:320
409390799178148,18cyclictest4137643-21kworker/u2:009:51:180
409390799177150,17cyclictest4153866-21kworker/u2:111:05:060
409390799177147,18cyclictest4113484-21kworker/u2:208:55:120
409390799175145,18cyclictest4131584-21kworker/u2:209:31:160
409390799173145,17cyclictest4125141-21kworker/u2:109:06:160
409390799173143,19cyclictest4113484-21kworker/u2:208:46:060
409390799171140,19cyclictest4153866-21kworker/u2:110:55:300
409390799167138,17cyclictest4173360-21kworker/u2:012:00:340
409390799166138,17cyclictest4092975-21kworker/u2:207:16:220
409390799166136,19cyclictest4144115-21kworker/u2:210:26:020
409390799165135,18cyclictest4180939-21kworker/u2:012:30:240
409390799163134,17cyclictest4125141-21kworker/u2:109:11:020
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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