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2025-12-01 - 02:00
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 50 highest latencies:
System rackeslot4.osadl.org (updated Sun Nov 30, 2025 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3154713995249,2cyclictest3459278-21fwupd11:31:131
3154715993617,8cyclictest3333106-21ssh09:52:472
3154715993217,5cyclictest3276991-21diskmemload09:37:202
315471599320,22cyclictest3508951-21ld12:10:242
3154715993118,7cyclictest191rcu_preempt10:38:102
3154715993114,9cyclictest3321529-21ssh09:45:042
315471599311,23cyclictest3407869-21ntpq10:50:232
315471599311,21cyclictest3190465-21apt-get07:45:112
315471599310,2cyclictest3245796-21cat08:35:242
315471599310,22cyclictest3266822-21awk09:00:002
3154715992918,10cyclictest3351741-21ssh10:07:192
315471599291,20cyclictest0-21swapper/210:15:012
315471599291,20cyclictest0-21swapper/207:40:152
315471599290,2cyclictest3230340-21ntpq08:20:212
315471599290,27cyclictest3216794-21/usr/sbin/munin08:10:182
315471599282,2cyclictest3195543-21apt-get07:50:142
315471599281,2cyclictest0-21swapper/210:28:092
315471599281,20cyclictest3276991-21diskmemload12:04:022
315471599281,20cyclictest3276991-21diskmemload10:55:252
315471599281,1cyclictest0-21swapper/210:44:042
315471599280,27cyclictest0-21swapper/211:28:082
315471599280,20cyclictest3402913-21ssh10:48:102
3154719992723,3cyclictest491ktimers/311:57:483
3154715992718,8cyclictest3289531-21ssh09:18:382
3154715992718,8cyclictest0-21swapper/210:20:002
315471599271,6cyclictest3272678-21grep09:05:172
315471599270,2cyclictest3459327-21ssh11:31:172
315471599270,20cyclictest3276991-21diskmemload10:31:462
315471599270,1cyclictest3427816-21ssh11:05:512
315471599270,1cyclictest0-21swapper/212:36:452
315471599270,1cyclictest0-21swapper/210:03:392
315471599270,1cyclictest0-21swapper/209:25:022
315471599270,1cyclictest0-21swapper/209:21:232
315471099271,7cyclictest0-21swapper/011:31:150
3154719992618,6cyclictest3210804-21taskset08:05:133
315471999260,23cyclictest3251825-21sshd08:45:133
3154715992619,5cyclictest3200645-21apt-get07:55:132
315471599260,25cyclictest0-21swapper/209:44:342
315471599260,25cyclictest0-21swapper/209:44:342
315471599260,1cyclictest0-21swapper/211:12:402
3154713992623,2cyclictest311ktimers/109:39:551
315471399262,22cyclictest3359557-21apt-get10:15:111
315471399262,21cyclictest3517813-21apt-get12:20:111
315471399260,25cyclictest3437206-21cut11:15:181
315471399260,22cyclictest3321595-21ssh09:45:121
3154710992620,4cyclictest3185109-21cron07:40:000
3154719992518,6cyclictest3510597-21ssh12:14:183
315471999251,3cyclictest3262020-21apt-get08:55:133
3154715992519,5cyclictest3276991-21diskmemload11:57:142
3154715992519,5cyclictest0-21swapper/212:16:162
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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