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2026-08-08 - 23:29
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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 792 highest latencies:
System rack3slot2.osadl.org (updated Sat Aug 08, 2026 12:44:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
409730199312282,19cyclictest29-21kswapd007:40:220
410466222670,2sleep04104664-21missed_timers07:35:300
415643922630,3chrt4156427-21ntpq10:40:570
413423422520,3chrt4134232-21ntpq09:21:120
412860622500,3chrt4128604-21ntp_states09:01:000
409730199249220,19cyclictest29-21kswapd007:45:210
416698522410,2chrt4166981-21munin-run11:20:000
412667322370,4chrt4126675-21sort08:55:070
415170622360,3chrt4151667-21latency_hist10:25:060
411186822330,4chrt4111866-21ntpq08:00:540
410154022010,2sleep04101542-21sort07:25:060
409730199192161,19cyclictest4146599-21kworker/u2:210:20:050
409730199188159,18cyclictest4117423-21kworker/u2:208:25:070
412986521860,2sleep04129867-21awk09:05:370
409730199186155,19cyclictest4172557-21kworker/u2:111:45:070
409730199184153,19cyclictest4117423-21kworker/u2:208:55:080
409730199184153,19cyclictest4109900-21kworker/u2:008:06:180
409730199180153,16cyclictest4164695-21kworker/u2:111:30:070
418523121770,3chrt4185233-21grep12:25:070
409730199177147,19cyclictest4160412-21kworker/u2:211:05:060
411420421760,4chrt4114202-21munin-node08:10:120
418002621740,3chrt4180023-21ntpq12:05:410
409730199174145,19cyclictest4117423-21kworker/u2:208:50:070
409730199174143,20cyclictest4144748-21kworker/u2:110:05:040
409730199174132,19cyclictest4104755-21kworker/u2:107:55:320
409730199173142,20cyclictest4153074-21kworker/u2:110:31:190
409730199171140,18cyclictest4134084-21kworker/u2:209:31:130
415245821700,3chrt4152456-21mailstats10:26:190
409730199170139,20cyclictest4146599-21kworker/u2:210:15:080
409730199169141,17cyclictest4187299-21kworker/u2:212:40:010
409730199168136,20cyclictest4117423-21kworker/u2:208:40:390
409730199166136,19cyclictest4172557-21kworker/u2:112:00:000
409730199166136,19cyclictest4164695-21kworker/u2:111:25:010
418286721640,3chrt4182868-21/usr/sbin/munin12:15:470
409730199164134,19cyclictest4130791-21kworker/u2:009:15:030
409730199164134,18cyclictest4100593-21kworker/u2:007:35:070
413526321630,2sleep04135261-21interrupts09:25:220
409730199163134,19cyclictest4172557-21kworker/u2:111:50:070
409730199163132,19cyclictest4134084-21kworker/u2:209:36:190
409730199162134,18cyclictest4117423-21kworker/u2:208:40:050
409730199160130,18cyclictest4117423-21kworker/u2:208:35:070
409730199159129,19cyclictest4097311-21kworker/u2:107:15:120
409730199157128,18cyclictest4144748-21kworker/u2:110:05:390
409730199157128,18cyclictest4097311-21kworker/u2:107:15:060
409730199153124,17cyclictest4100593-21kworker/u2:007:30:070
409730199153123,19cyclictest4087441-21kworker/u2:007:10:030
409730199152122,19cyclictest4160412-21kworker/u2:211:05:320
409730199152122,19cyclictest4154476-21kworker/u2:010:40:060
409730199152122,19cyclictest4115948-21kworker/u2:108:16:210
409730199150121,19cyclictest4185633-21kworker/u2:012:30:210
409730199150120,20cyclictest4164695-21kworker/u2:111:15:060
409730199150119,20cyclictest4130791-21kworker/u2:009:15:470
409730199146117,19cyclictest4117423-21kworker/u2:208:25:270
409730199146117,18cyclictest4168810-21kworker/u2:011:31:190
409730199145116,19cyclictest4139165-21kworker/u2:009:50:070
409730199145116,18cyclictest4153074-21kworker/u2:110:46:230
409730199145116,18cyclictest4139165-21kworker/u2:009:55:060
409730199142113,19cyclictest4178631-21kworker/u2:212:10:110
409730199140110,19cyclictest4168810-21kworker/u2:011:35:330
409730199139109,19cyclictest4178631-21kworker/u2:212:01:200
409730199138109,19cyclictest4153074-21kworker/u2:111:00:030
409730199135106,18cyclictest4139165-21kworker/u2:009:56:190
409730199135105,19cyclictest4172557-21kworker/u2:111:51:170
409730199134104,20cyclictest4153074-21kworker/u2:110:50:250
409730199132104,17cyclictest4104755-21kworker/u2:107:51:160
409730199132101,19cyclictest4139165-21kworker/u2:009:45:080
40973019912395,18cyclictest4185633-21kworker/u2:012:26:260
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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