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2026-05-15 - 09:34
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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 Fri May 15, 2026 00:44:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
403470326180,4sleep04034702-21awk19:05:190
412119022590,3chrt4121187-21ps00:16:160
407229822480,3chrt4072296-21diskstats21:20:180
411047422410,4chrt4110476-21cut23:36:190
403584299204173,19cyclictest4079040-21kworker/u2:121:51:180
410919622010,2sleep04109199-21grep23:31:210
405176421990,3sleep04051765-21ld20:05:590
409631221790,4chrt4096309-21ntpq22:45:540
403584299176146,19cyclictest4120074-21kworker/u2:200:21:130
406301221750,3chrt4063008-21ps20:46:150
406943021740,3sleep04069431-21/usr/sbin/munin21:10:140
409360821730,4chrt4093607-21ld22:36:130
405724321730,4chrt4057242-21ld20:25:410
410731321720,4chrt4107314-21cat23:25:300
408654521710,3chrt4086544-21ld22:10:510
409454321700,4chrt4094542-21grep22:40:130
411468221670,2sleep04114684-21ls23:51:190
403584299164133,20cyclictest4066998-21kworker/u2:021:26:200
403584299162132,20cyclictest4113859-21kworker/u2:100:05:280
403584299158129,20cyclictest4074858-21kworker/u2:121:35:040
403584299153121,20cyclictest4033550-21kworker/u2:119:35:310
403584299152120,21cyclictest4060941-21kworker/u2:220:41:150
40358429915194,46cyclictest4046995-21kworker/u2:219:52:000
403584299150119,19cyclictest4056750-21kworker/u2:020:31:190
403584299145117,19cyclictest4120074-21kworker/u2:200:30:090
403584299145115,19cyclictest4066998-21kworker/u2:022:06:170
403584299140110,19cyclictest4066998-21kworker/u2:021:05:060
403584299140109,20cyclictest4035851-21kworker/u2:019:15:060
403584299136107,20cyclictest4033550-21kworker/u2:119:33:220
403584299135102,21cyclictest4099941-21kworker/u2:223:00:470
409306921310,2sleep04093071-21sed22:35:080
40358429912897,20cyclictest4066998-21kworker/u2:021:41:270
403584299128100,19cyclictest4066998-21kworker/u2:021:46:180
40358429912193,19cyclictest4101341-21kworker/u2:123:20:120
411694421190,3sleep04116945-21collect200:00:220
40358429911786,21cyclictest4033550-21kworker/u2:119:25:170
40358429911585,19cyclictest4087822-21kworker/u2:122:15:330
40358429910675,20cyclictest4060941-21kworker/u2:220:51:170
40358429910474,19cyclictest4033550-21kworker/u2:119:20:270
409937921030,3sleep04099381-21xargs22:56:200
40358429910374,19cyclictest4099941-21kworker/u2:223:06:160
40358429910168,22cyclictest4116609-21dpkg-db-backup23:59:590
4035842999615,20cyclictest4044522-21irqstats19:40:250
4035842999512,19cyclictest4102839-21/usr/sbin/munin23:11:180
4035842999163,19cyclictest4115261-21kworker/u2:000:11:100
4035842999160,20cyclictest4051560-21kworker/u2:120:15:570
4035842998959,19cyclictest4125098-21kworker/u2:000:35:330
4035842998760,18cyclictest4056750-21kworker/u2:020:35:230
4035842998456,19cyclictest4120074-21kworker/u2:200:26:300
4035842998455,20cyclictest4060941-21kworker/u2:220:56:160
4035842998354,20cyclictest4033550-21kworker/u2:119:45:470
4035842998052,19cyclictest4066998-21kworker/u2:021:10:010
4035842997949,19cyclictest4033550-21kworker/u2:119:18:370
40978322740,2sleep04097834-21open_inodes22:51:290
4035842997242,20cyclictest4048818-21kworker/u2:020:01:060
4035842997144,18cyclictest4111090-21kworker/u2:223:43:340
4035842997142,19cyclictest4101341-21kworker/u2:123:20:080
4035842997142,19cyclictest4066998-21kworker/u2:022:05:060
4035842996838,19cyclictest4053951-21kworker/u2:220:21:150
4035842996729,17cyclictest4083198-21munin-run22:00:030
4035842996422,19cyclictest4053887-21runrttasks20:14:390
4035842996323,17cyclictest4090310-21acpi22:25:090
403584299629,18cyclictest4076498-21/usr/sbin/munin21:35:240
4035842996210,27cyclictest4071201-21ntpq21:15:530
4035842996140,11cyclictest0-21swapper19:56:050
4035842995913,21cyclictest4089242-21ntpq22:20:330
4035842995830,17cyclictest4112669-21df23:45:140
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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