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2026-05-08 - 06:43
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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 100 highest latencies:
System rack3slot2.osadl.org (updated Fri May 08, 2026 00:44:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
59404523020,2sleep0594044-21grep19:06:010
67454022580,3chrt22-21kcompactd023:55:570
68298422490,2chrt682983-21/usr/sbin/munin00:26:210
65471722490,3chrt654716-21/usr/sbin/munin22:45:210
59459999220190,18cyclictest664245-21kworker/u2:100:00:330
59459999203174,18cyclictest650307-21kworker/u2:122:45:040
62459022020,2sleep0624591-21cat20:56:170
59459999202161,18cyclictest677878-21kworker/u2:000:20:060
59459999197166,19cyclictest664245-21kworker/u2:123:30:040
63802921940,3chrt638030-21basename21:45:230
59459999190160,18cyclictest629017-21kworker/u2:221:25:080
59459999188158,18cyclictest608135-21kworker/u2:120:05:050
59459999187159,17cyclictest595048-21kworker/u2:119:25:030
59459999186158,17cyclictest630829-21kworker/u2:121:45:080
59459999185157,18cyclictest630829-21kworker/u2:121:30:080
59459999185156,18cyclictest611317-21kworker/u2:020:25:070
59459999185156,17cyclictest629017-21kworker/u2:221:20:060
59459999185155,18cyclictest664245-21kworker/u2:100:10:040
59459999184156,18cyclictest661938-21kworker/u2:223:20:040
59459999183153,18cyclictest584006-21kworker/u2:019:20:090
59459999181153,17cyclictest664245-21kworker/u2:123:55:050
59459999181152,18cyclictest636399-21kworker/u2:222:00:080
59459999179150,17cyclictest655895-21kworker/u2:023:00:080
59459999179149,18cyclictest664245-21kworker/u2:123:35:040
59459999178149,17cyclictest604360-21kworker/u2:019:55:050
59459999177149,17cyclictest615519-21kworker/u2:120:50:060
59459999176148,17cyclictest645226-21kworker/u2:022:40:060
59459999176148,17cyclictest629017-21kworker/u2:221:15:040
59459999176146,19cyclictest595048-21kworker/u2:119:30:070
60777621750,4chrt22-21kcompactd019:56:120
59459999175147,16cyclictest615519-21kworker/u2:120:35:070
59459999174144,18cyclictest615519-21kworker/u2:121:06:180
68547621730,4chrt685466-21ntpq00:36:130
67847821730,4chrt678473-21ntpq00:11:030
59459999173145,17cyclictest664245-21kworker/u2:123:40:050
59459999173145,17cyclictest661938-21kworker/u2:223:15:060
59459999173143,19cyclictest615519-21kworker/u2:121:05:060
60504621720,4chrt605043-21ps19:46:160
65947121710,3chrt659472-21mailstats23:01:180
59459999171141,18cyclictest645226-21kworker/u2:022:26:230
59459999170143,17cyclictest615519-21kworker/u2:120:45:040
59459999170142,17cyclictest608135-21kworker/u2:120:10:030
59459999170140,18cyclictest664245-21kworker/u2:123:45:060
68094421690,3chrt680942-21if_eth000:20:250
59459999168138,18cyclictest636399-21kworker/u2:221:50:400
59459999167137,19cyclictest641980-21kworker/u2:122:15:380
59459999166136,18cyclictest664245-21kworker/u2:123:20:370
59459999165137,17cyclictest654493-21kworker/u2:222:55:040
59459999165135,19cyclictest641980-21kworker/u2:122:11:210
59459999164137,17cyclictest677878-21kworker/u2:000:30:380
59459999164135,17cyclictest615519-21kworker/u2:120:55:060
59459999163133,18cyclictest657884-21kworker/u2:123:06:210
59459999162133,17cyclictest615519-21kworker/u2:120:40:070
59459999160131,17cyclictest645226-21kworker/u2:022:21:190
59459999159130,18cyclictest584006-21kworker/u2:019:11:180
59459999158127,19cyclictest595048-21kworker/u2:119:40:110
59459999157130,16cyclictest664245-21kworker/u2:123:50:040
59459999157130,16cyclictest611317-21kworker/u2:020:30:080
59459999157129,17cyclictest608135-21kworker/u2:120:15:050
59459999155126,18cyclictest595048-21kworker/u2:119:40:070
59459999154124,19cyclictest630829-21kworker/u2:121:31:090
59459999154123,19cyclictest630829-21kworker/u2:121:35:120
59459999151122,19cyclictest636399-21kworker/u2:222:00:480
59459999150122,17cyclictest645226-21kworker/u2:022:35:060
59459999150121,18cyclictest608135-21kworker/u2:120:15:320
59459999148120,18cyclictest641980-21kworker/u2:122:05:220
59459999140110,18cyclictest595048-21kworker/u2:119:30:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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