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2026-06-03 - 04:39
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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 Wed Jun 03, 2026 00:44:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
83832922770,3chrt838326-21ntpq22:30:540
82292122670,4chrt822909-21ntpq21:35:380
78550822530,3sleep0785509-21ls19:15:060
84534522450,3chrt845334-21ntpq22:56:080
79602422450,3sleep0796025-21latency_hist20:00:060
78408399219189,18cyclictest786715-21kworker/u2:019:40:050
78408399218187,19cyclictest786715-21kworker/u2:019:35:050
78408399215187,16cyclictest800648-21kworker/u2:020:26:190
78408399213183,18cyclictest834994-21kworker/u2:023:16:170
78408399212182,18cyclictest800648-21kworker/u2:020:16:180
78408399209181,18cyclictest865751-21kworker/u2:100:26:180
78408399209180,18cyclictest775004-21kworker/u2:219:20:090
78408399209179,19cyclictest829909-21kworker/u2:222:10:070
78408399208181,17cyclictest857277-21kworker/u2:023:55:030
78408399208177,19cyclictest865751-21kworker/u2:100:15:070
78408399207177,18cyclictest834994-21kworker/u2:022:30:030
78408399206176,18cyclictest800648-21kworker/u2:020:25:040
78408399203174,18cyclictest834994-21kworker/u2:022:51:190
78408399203173,18cyclictest834994-21kworker/u2:022:41:180
83574422020,2sleep0835745-21mailstats22:21:180
84766022010,2sleep0847661-21/usr/sbin/munin23:05:140
78408399201172,17cyclictest829909-21kworker/u2:222:15:050
78408399201171,18cyclictest814717-21kworker/u2:121:06:190
78408399201171,18cyclictest800648-21kworker/u2:020:35:060
81582322000,3chrt815824-21kernelversion21:10:280
78408399200172,18cyclictest810400-21kworker/u2:021:00:050
78408399200171,18cyclictest800648-21kworker/u2:020:35:120
78408399200170,19cyclictest829909-21kworker/u2:222:20:060
78408399197167,19cyclictest834994-21kworker/u2:022:45:130
78408399196167,18cyclictest775004-21kworker/u2:219:10:060
78408399196166,19cyclictest851706-21kworker/u2:123:21:180
78408399195166,18cyclictest814717-21kworker/u2:121:41:210
78408399195166,17cyclictest814717-21kworker/u2:121:45:120
78408399195165,19cyclictest869874-21kworker/u2:200:31:210
78408399195165,19cyclictest865751-21kworker/u2:100:16:210
78408399195165,19cyclictest829909-21kworker/u2:222:05:030
78408399195165,18cyclictest786715-21kworker/u2:019:25:040
78408399192165,17cyclictest796485-21kworker/u2:220:10:050
78408399191162,17cyclictest863882-21kworker/u2:000:10:030
78408399191161,19cyclictest861922-21kworker/u2:200:05:030
78408399191161,19cyclictest814717-21kworker/u2:121:30:360
78408399191161,19cyclictest790432-21kworker/u2:119:41:140
78408399191160,19cyclictest857277-21kworker/u2:023:55:310
78408399191160,19cyclictest853291-21kworker/u2:223:31:180
78408399190161,17cyclictest853291-21kworker/u2:223:26:180
78408399189159,19cyclictest834994-21kworker/u2:023:10:130
78408399188160,17cyclictest786715-21kworker/u2:019:30:050
78408399187159,18cyclictest853291-21kworker/u2:223:40:080
78408399187159,18cyclictest796485-21kworker/u2:220:05:030
78408399186157,18cyclictest812712-21kworker/u2:221:01:220
78408399185155,18cyclictest807143-21kworker/u2:220:50:120
78408399183151,19cyclictest814717-21kworker/u2:121:25:110
78408399180151,17cyclictest790432-21kworker/u2:119:51:160
78408399180150,18cyclictest834994-21kworker/u2:022:36:190
78408399179150,18cyclictest790432-21kworker/u2:119:50:020
78408399178149,19cyclictest796485-21kworker/u2:220:11:200
78408399177148,18cyclictest814717-21kworker/u2:121:55:040
78408399177147,19cyclictest853291-21kworker/u2:223:36:190
78408399176146,19cyclictest807143-21kworker/u2:220:45:280
78408399176146,18cyclictest814717-21kworker/u2:121:20:010
78408399176144,20cyclictest814717-21kworker/u2:121:21:220
84679021720,4chrt846791-21open_files23:01:160
78408399172143,18cyclictest814717-21kworker/u2:121:55:120
78408399172143,17cyclictest869874-21kworker/u2:200:40:020
78408399170141,18cyclictest807143-21kworker/u2:220:40:340
78408399165134,18cyclictest865751-21kworker/u2:100:20:240
78408399161130,19cyclictest857277-21kworker/u2:023:45:180
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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