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2026-06-10 - 00:20
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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 Tue Jun 09, 2026 12:44:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
397436399305274,21cyclictest29-21kswapd007:35:480
397436399263233,19cyclictest29-21kswapd007:40:220
403886422520,4chrt4038863-21awk11:00:220
403301622470,3chrt4032981-21/usr/sbin/munin10:40:040
400110522470,4chrt4001103-21df08:45:140
405869622460,3chrt4058692-21ntp_states12:11:100
406394822440,4chrt4063946-21kernelversion12:30:230
397336522130,2sleep03973367-21sort07:05:250
400878622060,3sleep04008787-21cat09:11:210
406551721910,4chrt4065520-21sed12:35:400
405410421810,4chrt4054102-21df_inode11:55:190
397436399181147,23cyclictest3979966-21anacron07:30:060
401658721800,4chrt4016588-21uname09:40:240
399187121800,2sleep03991872-21/usr/sbin/munin08:11:130
402346521750,4chrt4023466-21/usr/sbin/munin10:05:200
404193621740,4chrt4041470-21/usr/sbin/munin11:10:560
402224021740,4chrt4022237-21memory10:00:290
403779421730,4chrt4037792-21ntpq10:56:090
397622421720,4chrt3976219-21ntpq07:15:360
401925321690,3chrt4019254-21grep09:50:120
397436399169140,21cyclictest4002312-21kworker/u2:309:35:060
397436399166136,20cyclictest4023245-21kworker/u2:010:16:140
399325721650,3sleep03993259-21grep08:16:170
397436399158129,20cyclictest4027914-21kworker/u2:110:55:040
397436399157129,19cyclictest4027914-21kworker/u2:110:46:180
397436399142113,19cyclictest4031982-21kworker/u2:211:15:460
397436399140111,20cyclictest4002312-21kworker/u2:309:05:040
397436399140106,22cyclictest3981430-21locate07:35:070
401910621380,2sleep04019108-21grep09:50:060
397436399138107,20cyclictest4002312-21kworker/u2:309:25:420
397436399134107,18cyclictest4016777-21kworker/u2:009:55:320
39743639912696,18cyclictest4044153-21kworker/u2:011:30:410
39743639912392,21cyclictest4051112-21kworker/u2:011:45:120
406124521200,3sleep04061246-21/usr/sbin/munin12:20:280
39743639912092,19cyclictest4051112-21kworker/u2:011:51:130
39743639911686,19cyclictest3990219-21kworker/u2:108:41:150
406035921140,3sleep04060360-21timerwakeupswit12:16:200
398922021110,3sleep03989221-21cat08:01:190
39743639911177,23cyclictest3998109-21anacron08:35:020
39743639910680,17cyclictest4010669-21kworker/u2:109:21:080
39743639910073,18cyclictest4002312-21kworker/u2:309:06:210
39743639910072,19cyclictest4000924-21kworker/u2:008:50:130
39743639910070,19cyclictest4030208-21kworker/u2:010:40:310
3974363999652,21cyclictest4015798-21apt-get09:36:300
3974363999565,19cyclictest4046927-21kworker/u2:112:26:180
3974363999466,19cyclictest4002312-21kworker/u2:309:20:010
3974363999465,19cyclictest4027914-21kworker/u2:110:33:320
397436399929,56cyclictest3998548-21ntpq08:35:310
3974363999131,49cyclictest4029316-21ntpq10:25:420
3974363999126,52cyclictest3975838-21grep07:15:070
3974363999028,50cyclictest4025146-21ntpq10:10:460
3974363998931,47cyclictest4055679-21memory12:00:300
3974363998931,47cyclictest4040552-21ntp_states11:06:000
3974363998914,50cyclictest3986976-21munin-run07:55:050
3974363998912,52cyclictest3995461-21runrttasks08:25:100
3974363998830,48cyclictest4049922-21df11:40:120
3974363998828,50cyclictest4057584-21seq12:06:180
3974363998814,48cyclictest4003877-21df08:55:140
3974363998813,48cyclictest3990213-21ntpq08:05:360
3974363998730,46cyclictest4048854-21ntpq11:35:510
3974363998730,46cyclictest3994165-21diskstats08:20:180
3974363998714,48cyclictest3987444-21ntpq07:55:400
3974363998714,47cyclictest4027973-21ntpq10:20:520
3974363998713,49cyclictest3977547-21memory07:20:290
3974363998711,55cyclictest3984312-21/usr/sbin/munin07:45:310
3974363998611,50cyclictest4045521-21latency_hist11:25:070
3974363998611,50cyclictest4044529-21/usr/sbin/munin11:20:290
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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