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2025-11-15 - 15:26
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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 rackbslot6.osadl.org (updated Sat Nov 15, 2025 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2243321510,5sleep3357399cyclictest08:49:083
1773911360,3ptp4l401ktimersoftd/308:13:043
33972704,10sleep00-21swapper/008:13:000
3565996714,11cyclictest13367-21awk13:09:152
3573996623,5cyclictest41-21ksoftirqd/310:38:433
139192640,4sleep213898-21ssh11:14:002
63342630,2sleep00-21swapper/011:44:050
3565996211,16cyclictest6547-21ssh13:02:162
295822610,3sleep1241ktimersoftd/109:04:071
27362610,2sleep10-21swapper/112:57:491
27362610,2sleep10-21swapper/112:57:491
3565996011,18cyclictest19621-21chrt13:17:132
3565996011,17cyclictest19377-21taskset10:39:422
3565996011,15cyclictest6208-21chrt13:37:002
66812590,1sleep00-21swapper/010:24:110
3573995922,8cyclictest41-21ksoftirqd/312:59:503
232362590,4sleep023197-21ssh12:04:080
214852590,5sleep021473-21gltestperf08:48:570
3565995810,11cyclictest5658-21ssh12:23:372
302072580,3sleep0355299cyclictest10:13:590
3565995711,11cyclictest1353-21ssh12:54:472
3565995711,11cyclictest1353-21ssh12:54:472
3565995710,12cyclictest9938-21ssh13:05:552
3565995710,11cyclictest12805-21ssh10:33:262
356599567,10cyclictest7262-21/usr/sbin/munin12:24:032
250362560,4sleep3357399cyclictest08:54:103
357399553,6cyclictest5722-21apt-get12:23:433
3573995525,7cyclictest41-21ksoftirqd/308:48:383
3565995511,14cyclictest2182-21find10:59:062
3565995510,13cyclictest1782-21chrt13:32:382
3565995510,11cyclictest20797-21ssh12:01:482
31302554,40sleep10-21swapper/108:09:301
114102540,1sleep20-21swapper/211:10:022
114102540,1sleep20-21swapper/211:10:022
357399537,9cyclictest41-21ksoftirqd/310:44:083
357399535,9cyclictest41-21ksoftirqd/309:03:393
357399534,7cyclictest41-21ksoftirqd/310:54:013
3573995321,8cyclictest41-21ksoftirqd/312:39:033
3565995310,12cyclictest16667-21ssh11:57:072
248562530,2sleep00-21swapper/010:03:560
357399525,9cyclictest41-21ksoftirqd/311:23:423
357399525,9cyclictest41-21ksoftirqd/310:24:123
357399522,7cyclictest41-21ksoftirqd/311:43:433
3573995224,4cyclictest41-21ksoftirqd/313:39:093
3573995220,9cyclictest41-21ksoftirqd/308:16:113
3573995218,4cyclictest41-21ksoftirqd/313:24:333
3565995210,11cyclictest23123-21ssh10:44:382
3565995210,10cyclictest25658-21ssh12:08:302
357399515,8cyclictest11298-21munin-run08:28:393
357399514,7cyclictest41-21ksoftirqd/312:54:053
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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