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2026-06-17 - 01:55
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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 Jun 17, 2026 00:44:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
351186122670,3chrt3511856-21ntpq21:20:360
348961322650,3chrt3489610-21ntpq20:00:430
355894522630,3chrt3558935-21ntpq00:10:500
353113522610,2sleep03531137-21idleruntime22:30:230
351362422570,2sleep03513622-21switchtime21:26:210
352122422530,2sleep03521225-21latency_hist21:55:060
354501922510,2chrt3545017-21df23:20:130
350072222450,3chrt3500717-21ntpq20:40:370
354355122100,2sleep03543549-21apt23:15:110
347517199209179,18cyclictest3535506-21kworker/u2:222:55:030
352184722070,3chrt3521845-21processes21:56:150
347517199201172,18cyclictest3561207-21kworker/u2:000:30:050
347517199199170,18cyclictest3557501-21kworker/u2:000:10:040
347517199197167,18cyclictest3561207-21kworker/u2:000:25:050
347517199195165,18cyclictest3521136-21kworker/u2:222:05:020
347517199194165,18cyclictest3514177-21kworker/u2:122:20:040
347517199194165,18cyclictest3489119-21kworker/u2:020:50:080
347517199194164,19cyclictest3501649-21kworker/u2:121:00:320
347517199194164,18cyclictest3554555-21kworker/u2:200:00:080
356591721930,3chrt3565918-21ntpq00:35:530
347517199191161,18cyclictest3475180-21kworker/u2:019:11:180
347517199191157,22cyclictest3514177-21kworker/u2:122:25:020
347517199190162,17cyclictest3489119-21kworker/u2:020:40:080
347517199190161,17cyclictest3489119-21kworker/u2:020:21:170
347517199190160,18cyclictest3514177-21kworker/u2:121:40:070
347517199189160,18cyclictest3539256-21kworker/u2:123:15:070
353252221880,2sleep03532523-21ls22:35:230
351977821870,2sleep03519780-21sort21:50:060
347517199187160,17cyclictest3539256-21kworker/u2:123:01:210
347517199187158,18cyclictest3501649-21kworker/u2:121:00:060
347517199187157,18cyclictest3533688-21kworker/u2:122:45:050
347517199186157,18cyclictest3547614-21kworker/u2:123:50:040
347517199186157,18cyclictest3529501-21kworker/u2:222:30:070
347517199186156,18cyclictest3514177-21kworker/u2:121:45:070
347517199185155,19cyclictest3514177-21kworker/u2:121:35:050
347517199184154,18cyclictest3507231-21kworker/u2:221:10:320
347517199184151,21cyclictest3479362-21kworker/u2:219:36:180
347517199183154,18cyclictest3476973-21kworker/u2:119:21:180
347517199182154,17cyclictest3554555-21kworker/u2:200:00:280
347517199182152,18cyclictest3489119-21kworker/u2:020:25:370
348908621810,3chrt3489087-21munin-plugin-st20:00:010
347517199181153,18cyclictest3501649-21kworker/u2:121:05:080
347517199181149,19cyclictest3507231-21kworker/u2:221:15:340
347517199179147,20cyclictest3535506-21kworker/u2:222:45:330
347517199178150,17cyclictest3503526-21kworker/u2:220:55:040
347517199178149,18cyclictest3554555-21kworker/u2:200:15:320
347517199177149,18cyclictest3543413-21kworker/u2:223:30:060
347517199177148,18cyclictest3561207-21kworker/u2:000:35:060
347517199177148,17cyclictest3535506-21kworker/u2:222:56:190
347517199176148,17cyclictest3489119-21kworker/u2:020:15:370
347517199175143,20cyclictest3479362-21kworker/u2:219:45:380
347517199174144,18cyclictest3521136-21kworker/u2:222:05:350
347517199172142,18cyclictest3547614-21kworker/u2:123:51:110
347517199171145,16cyclictest3469570-21kworker/u2:219:10:010
347517199171141,18cyclictest3543413-21kworker/u2:223:30:360
347517199170141,17cyclictest3547614-21kworker/u2:123:36:170
347517199170140,18cyclictest3476973-21kworker/u2:119:35:020
347517199169139,18cyclictest3539256-21kworker/u2:123:05:150
347517199168139,17cyclictest3479362-21kworker/u2:219:55:010
347517199166137,17cyclictest3547614-21kworker/u2:123:41:170
347517199165137,18cyclictest3489119-21kworker/u2:020:30:080
347517199165134,19cyclictest3489119-21kworker/u2:020:10:130
348009121620,2sleep03480092-21gzip19:26:180
347517199162134,18cyclictest3514177-21kworker/u2:122:11:210
347517199159129,18cyclictest3489119-21kworker/u2:020:05:470
347517199157128,18cyclictest3479362-21kworker/u2:219:40:220
347517199156128,18cyclictest3476973-21kworker/u2:119:16:060
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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