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2025-12-05 - 16:12
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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 100 highest latencies:
System rackbslot2.osadl.org (updated Fri Dec 05, 2025 12:45:20)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
40937292225195,20sleep30-21swapper/307:08:163
40937282225174,18sleep20-21swapper/207:08:152
40937472224197,18sleep10-21swapper/107:08:301
40936512222184,29sleep00-21swapper/007:07:140
4094053997874,2cyclictest4163264-21snmp_areswitch.08:45:012
4094049995649,6cyclictest4173181-21kworker/u8:1+events_unbound09:10:140
4094058995144,4cyclictest67902-21chrome10:45:013
409404999517,43cyclictest4106724-21kworker/u8:1+efi_rts_wq08:46:440
4094049995149,1cyclictest67841-13chrome10:45:010
4094049994845,2cyclictest41556-21kworker/u8:2+events_unbound10:35:140
4094049994845,2cyclictest4101945-21kworker/u8:0+events_unbound07:40:140
4094058994744,2cyclictest4083491-21kworker/u8:1+flush-179:007:15:263
4094058994744,2cyclictest4015263-21kworker/u8:2+events_unbound07:25:093
4094052994744,2cyclictest8344-21kworker/u8:2+events_unbound09:35:081
4094052994744,2cyclictest32771-21kworker/u8:1+events_unbound10:10:121
4094049994744,2cyclictest4173181-21kworker/u8:1+events_unbound09:20:130
4094049994644,2cyclictest4148589-21kworker/u8:3+flush-179:008:25:180
4094053994538,5cyclictest141232-21/usr/share/muni12:10:042
4094053994537,4cyclictest58796-21kworker/2:2+pm10:46:472
4094049994539,2cyclictest14760-21kworker/u8:0+events_unbound10:15:090
4094058994441,2cyclictest4173181-21kworker/u8:1+flush-179:009:15:113
4094053994436,7cyclictest103793-21snmp_wlanpowerc11:25:112
4094053994433,5cyclictest2414918-1kworker/2:0H+kblockd09:45:142
409405399441,2cyclictest49801-31munin-html10:21:192
4094052994439,4cyclictest119762-21chrome11:45:021
4094052994438,4cyclictest4130755-21latency_hist08:00:001
4094049994437,2cyclictest4158435-21kworker/u8:0+events_unbound08:40:050
4094049994433,3cyclictest4106724-21kworker/u8:1+events_unbound08:05:080
4094058994341,2cyclictest149351-21kworker/u8:2+flush-179:012:20:153
4094053994329,12cyclictest4136953-21kworker/2:3+pm08:16:332
4094052994340,2cyclictest4182488-21kworker/u8:0+flush-179:009:20:001
4094052994336,3cyclictest101953-21kworker/u8:3+flush-179:011:25:051
4094053994233,4cyclictest129602-21kworker/2:2+pm12:30:052
4094058994138,2cyclictest49189-21kworker/u8:4+flush-179:010:50:063
4094058994138,2cyclictest4106724-21kworker/u8:1+events_unbound08:05:153
4094058994138,2cyclictest106300-21kworker/u8:1+flush-179:011:35:113
4094053994138,2cyclictest4136953-21kworker/2:3+pm09:25:212
4094053994138,2cyclictest4136953-21kworker/2:3+pm09:16:342
4094052994135,5cyclictest166621-21latency_hist12:40:011
4094053994037,2cyclictest69300-21kworker/2:1+pm11:51:262
4094053994037,2cyclictest69300-21kworker/2:1+pm11:16:382
4094053994037,2cyclictest69300-21kworker/2:1+pm11:00:172
4094053994037,2cyclictest4136953-21kworker/2:3+pm09:37:182
4094053994037,2cyclictest4136953-21kworker/2:3+pm09:11:242
4094053994035,4cyclictest129602-21kworker/2:2+pm12:16:352
4094053994035,4cyclictest129602-21kworker/2:2+pm12:16:352
4094053994035,3cyclictest4166477-21/usr/share/muni08:50:132
4094053994034,4cyclictest69300-21kworker/2:1+pm11:32:022
4094053994034,4cyclictest4147958-21/usr/share/muni08:25:092
4094052994036,3cyclictest53985-21kworker/u8:0+flush-179:010:55:051
4094052994036,3cyclictest4106724-21kworker/u8:1+flush-179:008:40:081
4094052994029,10cyclictest1318-21snmpd11:42:231
4094049994037,2cyclictest4101945-21kworker/u8:0+events_unbound08:20:130
4094049994036,3cyclictest97650-21kworker/u8:0+events_unbound12:05:040
4094049994036,3cyclictest53985-21kworker/u8:0+events_unbound10:45:000
4094049994035,4cyclictest97650-21kworker/u8:0+events_unbound11:30:050
4094058993935,3cyclictest27829-21ntpq09:55:243
4094058993935,3cyclictest27829-21ntpq09:55:233
4094058993934,4cyclictest77713-21ntpq10:55:083
4094058993934,3cyclictest4188602-21/usr/share/muni09:20:093
4094053993937,1cyclictest4136953-21kworker/2:3+pm09:31:162
4094053993936,2cyclictest69300-21kworker/2:1+pm11:05:122
4094053993936,2cyclictest69300-21kworker/2:1+pm10:51:382
4094053993936,2cyclictest4136953-21kworker/2:3+pm09:06:502
4094053993936,2cyclictest4136953-21kworker/2:3+pm08:10:032
4094053993936,2cyclictest4105926-21kworker/2:0+pm07:45:192
4094053993936,2cyclictest37277-21kworker/2:1+pm10:16:142
4094053993934,4cyclictest2414918-1kworker/2:0H+kblockd07:37:542
4094053993934,4cyclictest129512-21apt-get11:55:082
4094053993934,3cyclictest4136953-21kworker/2:3+pm09:55:042
4094053993934,3cyclictest4136953-21kworker/2:3+pm09:55:032
4094053993932,5cyclictest54042-31munin-html10:26:252
4094053993928,8cyclictest4136953-21kworker/2:3+pm08:41:132
409405399390,14cyclictest124119-21snmp_ryswitch2.11:50:012
4094052993935,3cyclictest59279-21/usr/share/muni10:35:021
4094049993937,2cyclictest32771-21kworker/u8:1+events_unbound10:25:250
4094049993937,1cyclictest1318-21snmpd09:31:210
4094049993936,2cyclictest4162995-21kworker/u8:3+events_unbound08:55:130
4094058993836,2cyclictest4106724-21kworker/u8:1+flush-179:007:35:053
4094058993835,2cyclictest97650-21kworker/u8:0+flush-179:012:05:103
4094053993836,1cyclictest58796-21kworker/2:2+pm10:38:372
4094053993836,1cyclictest4136953-21kworker/2:3+pm08:24:362
4094053993836,1cyclictest37277-21kworker/2:1+pm10:10:162
4094053993836,1cyclictest129602-21kworker/2:2+pm12:37:042
4094053993836,1cyclictest129602-21kworker/2:2+pm12:21:392
4094053993835,2cyclictest69300-21kworker/2:1+pm11:40:032
4094053993835,2cyclictest69300-21kworker/2:1+pm11:21:382
4094053993835,2cyclictest4136953-21kworker/2:3+pm08:37:082
4094053993835,1cyclictest4136953-21kworker/2:3+pm09:40:152
4094053993834,2cyclictest4136953-21kworker/2:3+pm08:30:082
4094053993832,4cyclictest2414918-1kworker/2:0H+kblockd09:01:022
4094053993831,6cyclictest2414918-1kworker/2:0H+kblockd10:06:162
4094049993836,2cyclictest97650-21kworker/u8:0+flush-179:011:40:060
4094049993836,1cyclictest4093625-21kworker/0:0+pm08:10:260
4094049993835,2cyclictest32771-21kworker/u8:1+events_unbound10:25:000
4094058993734,2cyclictest3737610-1kworker/3:0H+kblockd09:41:253
409405399379,26cyclictest58738-31munin-graph10:31:342
4094053993735,1cyclictest4105926-21kworker/2:0+pm08:01:312
4094053993735,1cyclictest4089496-21kworker/2:2+pm07:16:152
4094053993734,2cyclictest4089496-21kworker/2:2+pm07:20:102
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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