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2026-07-22 - 17:47
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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 376 highest latencies:
System rack3slot2.osadl.org (updated Wed Jul 22, 2026 12:44:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
419169625230,3sleep04191697-21/usr/sbin/munin07:05:270
419266399341278,51cyclictest7723-21ntpq07:41:040
419266399335278,46cyclictest29-21kswapd007:40:000
2285622800,2sleep022857-21netstat08:35:320
419266399267236,20cyclictest29-21kswapd007:46:050
2752722670,3chrt27526-21/usr/sbin/munin08:51:210
3699922550,3chrt36990-21ntpq09:26:150
8692322520,3chrt86918-21ntpq12:25:320
343822420,3chrt3435-21ntpq07:25:550
6347122400,3chrt63470-21awk11:01:140
419266399223192,19cyclictest4188949-21kworker/u2:107:15:040
4334222170,2sleep043343-21ls09:50:060
419266399217187,17cyclictest14562-21kworker/u2:108:15:040
419266399216186,20cyclictest29-21kswapd007:50:230
419266399208177,19cyclictest83683-21kworker/u2:212:20:050
419266399207176,19cyclictest18647-21kworker/u2:208:20:380
419266399206177,17cyclictest20285-21kworker/u2:108:30:340
419266399206176,18cyclictest63304-21kworker/u2:211:05:360
419266399206175,19cyclictest46502-21kworker/u2:110:10:320
8270822050,2sleep082709-21cat12:10:310
419266399204174,18cyclictest40541-21kworker/u2:009:50:380
419266399202172,19cyclictest18647-21kworker/u2:208:30:060
419266399202172,18cyclictest72551-21kworker/u2:311:35:360
419266399201173,17cyclictest11281-21kworker/u2:208:00:080
419266399201172,17cyclictest57248-21kworker/u2:110:45:260
419266399201172,16cyclictest563-21kworker/u2:207:25:090
419266399201169,20cyclictest72551-21kworker/u2:311:35:020
419266399199172,17cyclictest14562-21kworker/u2:108:20:060
419266399199170,18cyclictest32614-21kworker/u2:209:20:020
419266399197167,18cyclictest27988-21kworker/u2:209:00:040
419266399196167,18cyclictest53063-21kworker/u2:010:40:020
419266399196165,19cyclictest40541-21kworker/u2:009:55:360
419266399195164,19cyclictest27988-21kworker/u2:209:00:360
419266399194165,18cyclictest85534-21kworker/u2:012:35:370
419266399193163,19cyclictest53063-21kworker/u2:010:35:060
419266399192165,17cyclictest18647-21kworker/u2:208:41:190
419266399192162,18cyclictest72551-21kworker/u2:311:40:260
419266399191162,18cyclictest25686-21kworker/u2:008:45:450
419266399191162,17cyclictest34971-21kworker/u2:109:35:070
419266399191161,18cyclictest34971-21kworker/u2:109:35:370
419266399190160,18cyclictest67458-21kworker/u2:111:25:280
419266399189160,19cyclictest57248-21kworker/u2:110:45:060
419266399189160,18cyclictest12705-21kworker/u2:008:05:280
419266399189158,19cyclictest81400-21kworker/u2:112:10:030
419266399188159,18cyclictest12705-21kworker/u2:008:05:040
419266399188159,17cyclictest72551-21kworker/u2:312:05:010
5367521870,3sleep053676-21ntpq10:26:050
419266399187158,17cyclictest563-21kworker/u2:207:16:180
419266399187157,18cyclictest72551-21kworker/u2:311:51:190
419266399186157,18cyclictest32614-21kworker/u2:209:25:060
419266399184154,18cyclictest57248-21kworker/u2:110:56:190
419266399182153,18cyclictest57248-21kworker/u2:110:50:320
419266399182151,19cyclictest25686-21kworker/u2:009:10:100
419266399180149,19cyclictest63304-21kworker/u2:211:15:280
419266399180137,18cyclictest85534-21kworker/u2:012:30:130
419266399178152,16cyclictest2876-21kworker/u2:007:30:380
419266399178150,17cyclictest46502-21kworker/u2:110:25:060
419266399178149,18cyclictest72551-21kworker/u2:311:46:170
419266399177147,18cyclictest67458-21kworker/u2:111:25:000
419266399177147,17cyclictest72551-21kworker/u2:311:55:410
419266399177145,20cyclictest38503-21kworker/u2:209:40:460
419266399176148,18cyclictest46502-21kworker/u2:110:15:080
419266399176148,16cyclictest46502-21kworker/u2:110:05:320
419266399171143,17cyclictest25686-21kworker/u2:009:05:290
419266399170143,17cyclictest44698-21kworker/u2:210:00:280
419266399170141,18cyclictest83683-21kworker/u2:212:21:260
419266399168138,18cyclictest63304-21kworker/u2:211:10:360
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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