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2025-04-02 - 08:29
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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 rackbslot2.osadl.org (updated Tue Apr 01, 2025 12:44:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2031142228198,20sleep00-21swapper/007:08:480
2031002227197,20sleep10-21swapper/107:08:381
2028932224194,20sleep20-21swapper/207:06:012
2029952219189,20sleep30-21swapper/307:07:183
203344995754,2cyclictest53648-1kworker/0:1H+kblockd07:50:140
20334699554,51cyclictest420916-21kworker/u8:2+efi_rts_wq11:34:441
203354995249,2cyclictest315681-21kworker/u8:2+events_unbound09:20:093
203346995047,2cyclictest207482-21kworker/u8:2+flush-179:007:25:101
203350994844,2cyclictest234490-21/usr/share/muni07:45:012
20335499478,39cyclictest420916-21kworker/u8:2+efi_rts_wq11:34:453
2693532450,1chrt269346-21df_inode08:25:020
203350994536,8cyclictest140925-21kworker/2:0+pm08:05:032
203346994541,3cyclictest316909-21kworker/u8:3+flush-179:009:55:051
203346994541,3cyclictest293498-21kworker/u8:0+flush-179:009:20:061
203354994441,2cyclictest298815-21kworker/u8:1+flush-179:009:10:113
203354994441,2cyclictest266649-21kworker/u8:3+events_unbound08:45:073
203350994429,11cyclictest423013-21kworker/2:2+pm12:28:402
203346994438,4cyclictest264707-21latency_hist08:20:011
203354994340,2cyclictest342658-21kworker/u8:0+events_unbound10:05:073
203354994339,3cyclictest236839-21kworker/u8:0+flush-179:008:05:053
203350994335,6cyclictest212963-21/usr/share/muni07:20:152
203346994339,3cyclictest420916-21kworker/u8:2+events_unbound11:45:051
203346994339,3cyclictest316909-21kworker/u8:3+flush-179:010:25:111
203346994336,5cyclictest230154-21/usr/share/muni07:40:081
203354994236,5cyclictest393601-21ntpq10:55:163
203354994236,4cyclictest432474-21chrome11:45:013
203350994235,6cyclictest354610-21kworker/2:0+pm10:15:042
203350994232,8cyclictest423013-21kworker/2:2+pm11:55:032
203354994138,2cyclictest427633-21kworker/u8:1+flush-179:012:35:063
203350994138,2cyclictest423013-21kworker/2:2+pm12:01:592
203354994037,2cyclictest316909-21kworker/u8:3+events_unbound09:55:093
203354994037,2cyclictest207482-21kworker/u8:2+flush-179:007:50:163
20335099407,33cyclictest420916-21kworker/u8:2+efi_rts_wq11:34:432
203350994037,2cyclictest354610-21kworker/2:0+pm10:55:392
203350994037,2cyclictest316927-21kworker/2:1+pm09:40:512
203350994037,2cyclictest140925-21kworker/2:0+pm09:05:142
203350994037,2cyclictest140925-21kworker/2:0+pm08:40:082
203350994037,2cyclictest140925-21kworker/2:0+pm08:10:162
203350994037,2cyclictest140925-21kworker/2:0+pm08:10:162
203350994036,2cyclictest423013-21kworker/2:2+pm12:35:142
203350994033,6cyclictest140925-21kworker/2:0+pm08:30:032
203346994037,2cyclictest256719-21kworker/u8:1+flush-179:008:30:051
203346994035,4cyclictest259756-21kworker/u8:4+flush-179:008:45:161
203344994036,3cyclictest347411-21kworker/0:2+pm10:40:010
203354993936,2cyclictest395914-21kworker/u8:3+events_unbound11:00:263
203350993937,1cyclictest423013-21kworker/2:2+pm11:47:452
203350993937,1cyclictest354610-21kworker/2:0+pm11:25:072
203350993937,1cyclictest354610-21kworker/2:0+pm11:15:512
203350993937,1cyclictest354610-21kworker/2:0+pm10:40:042
203350993937,1cyclictest316927-21kworker/2:1+pm10:00:112
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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