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2025-12-10 - 18:51
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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 Wed Dec 10, 2025 12:44:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
19667442229199,20sleep10-21swapper/107:09:141
19665892228201,18sleep30-21swapper/307:07:163
19665482225198,18sleep20-21swapper/207:06:422
19665082222194,19sleep00-21swapper/007:06:130
196698499940,91cyclictest2050063-21snmp_wlanpowerc08:45:013
196698299719,61cyclictest1984665-21kworker/u8:0+efi_rts_wq07:43:422
196698299719,61cyclictest1984665-21kworker/u8:0+efi_rts_wq07:43:412
196697899672,63cyclictest2205247-21chrome11:45:011
1966978996255,4cyclictest2153878-21/usr/share/muni10:45:021
196698499575,51cyclictest1984665-21kworker/u8:0+efi_rts_wq07:43:433
196698499575,51cyclictest1984665-21kworker/u8:0+efi_rts_wq07:43:433
1966974995047,2cyclictest1984665-21kworker/u8:0+flush-179:007:40:050
1966974995047,2cyclictest1984665-21kworker/u8:0+flush-179:007:40:040
196698499480,25cyclictest0-21swapper/311:55:163
1966984994536,4cyclictest2145180-21/usr/share/muni10:35:153
1966982994542,2cyclictest2182793-21kworker/u8:4+flush-179:011:20:242
1966982994441,2cyclictest2103333-21ThreadPoolForeg09:45:112
1966978994442,1cyclictest0-21swapper/111:57:061
1966982994340,2cyclictest2011219-21kworker/u8:3+flush-179:008:10:152
1966978994337,4cyclictest1980831-21ntpq07:25:051
196697899432,39cyclictest1984665-21kworker/u8:0+efi_rts_wq07:43:441
196697899432,39cyclictest1984665-21kworker/u8:0+efi_rts_wq07:43:441
1966984994238,2cyclictest2226663-21kworker/u8:2+flush-179:012:15:163
1966974994239,2cyclictest2226663-21kworker/u8:2+flush-179:012:10:050
1966982994139,1cyclictest17550irq/16-i2c_designware.011:01:132
1966974994138,2cyclictest2208210-21kworker/u8:1+flush-179:012:00:160
1966974994138,2cyclictest2182793-21kworker/u8:4+events_unbound11:35:150
1966982994038,1cyclictest1936626-21kworker/2:0+pm08:31:192
1966982994038,1cyclictest1936626-21kworker/2:0+pm07:45:122
1966982994037,2cyclictest2118919-21kworker/2:1+pm10:35:362
1966982994037,2cyclictest1936626-21kworker/2:0+pm09:01:462
1966978994037,2cyclictest1966478-1kworker/1:2H+kblockd12:12:301
1966974994037,2cyclictest682011-1kworker/0:0H+kblockd12:35:260
1966974994037,2cyclictest1988682-21kworker/0:2+pm08:20:090
21885342390,1sleep00-21swapper/011:25:040
1966984993933,5cyclictest2110363-21munin-update09:55:033
1966984993932,5cyclictest2019593-21/usr/share/muni08:10:013
1966982993937,1cyclictest2118919-21kworker/2:1+pm11:56:012
1966982993937,1cyclictest2118919-21kworker/2:1+pm10:06:022
1966982993937,1cyclictest1936626-21kworker/2:0+pm07:50:132
1966982993936,2cyclictest2144712-21kworker/u8:3+flush-179:010:34:592
1966982993936,2cyclictest2118919-21kworker/2:1+pm12:25:262
1966982993936,2cyclictest1936626-21kworker/2:0+pm08:45:022
1966982993936,2cyclictest1936626-21kworker/2:0+pm07:15:172
1966982993935,3cyclictest2062448-21munin-limits08:55:272
1966978993932,6cyclictest1966478-1kworker/1:2H+kblockd09:00:161
1966978993932,5cyclictest2028547-21/usr/share/muni08:20:011
1966974993936,2cyclictest1984665-21kworker/u8:0+flush-179:008:05:160
1966974993933,4cyclictest2045715-21/usr/share/muni08:40:080
1966984993832,4cyclictest2149520-21/usr/share/muni10:40:023
1966982993836,1cyclictest2118919-21kworker/2:1+pm12:36:182
1966982993836,1cyclictest2118919-21kworker/2:1+pm11:50:152
1966982993836,1cyclictest2118919-21kworker/2:1+pm10:15:282
1966982993836,1cyclictest2118919-21kworker/2:1+pm10:11:022
1966982993836,1cyclictest1936626-21kworker/2:0+pm10:00:412
1966982993836,1cyclictest1936626-21kworker/2:0+pm09:35:592
1966982993836,1cyclictest1936626-21kworker/2:0+pm08:16:052
1966982993836,1cyclictest1936626-21kworker/2:0+pm08:01:172
1966982993835,2cyclictest2196075-21kworker/u8:3+flush-179:011:40:152
1966982993835,2cyclictest2118919-21kworker/2:1+pm12:05:012
1966982993835,2cyclictest1984665-21kworker/u8:0+events_unbound07:55:142
1966982993832,3cyclictest2205193-21chrome11:45:012
1966978993836,1cyclictest2142003-21apt-get10:30:071
1966978993834,2cyclictest1966478-1kworker/1:2H+kblockd09:35:281
1966978993834,2cyclictest1966478-1kworker/1:2H+kblockd07:50:101
1966978993830,7cyclictest2218444-21kworker/u8:0+flush-179:012:30:211
1966974993837,1cyclictest2162349-21kworker/0:0+pm10:57:400
1966974993835,2cyclictest2157704-21kworker/u8:2+flush-179:011:05:140
1966974993834,2cyclictest2205296-21munin-node11:45:010
1966984993734,2cyclictest2045526-21kworker/u8:0+events_unbound08:50:123
1966984993734,2cyclictest1923509-1kworker/3:0H+kblockd11:20:043
1966984993734,2cyclictest1923509-1kworker/3:0H+kblockd07:15:493
1966984993733,3cyclictest2175011-21kworker/u8:1+flush-179:011:10:133
1966984993733,2cyclictest1923509-1kworker/3:0H+kblockd09:10:173
1966984993730,6cyclictest2162469-21/usr/share/muni10:55:043
1966982993735,1cyclictest2118919-21kworker/2:1+pm12:10:102
1966982993735,1cyclictest2118919-21kworker/2:1+pm10:25:012
1966982993735,1cyclictest2118919-21kworker/2:1+pm10:21:262
1966982993735,1cyclictest1936626-21kworker/2:0+pm09:55:282
1966982993735,1cyclictest1936626-21kworker/2:0+pm09:50:262
1966982993735,1cyclictest1936626-21kworker/2:0+pm09:50:252
1966982993735,1cyclictest1936626-21kworker/2:0+pm08:20:052
1966982993735,1cyclictest1936626-21kworker/2:0+pm07:30:452
1966982993734,2cyclictest1936626-21kworker/2:0+pm09:15:282
1966982993734,2cyclictest1936626-21kworker/2:0+pm09:15:282
1966982993734,2cyclictest1647399-1kworker/2:1H+kblockd12:16:282
1966982993734,2cyclictest1647399-1kworker/2:1H+kblockd09:05:252
1966982993733,3cyclictest2175011-21kworker/u8:1+events_unbound11:15:142
1966978993734,2cyclictest1966478-1kworker/1:2H+kblockd12:20:031
1966978993734,2cyclictest1966478-1kworker/1:2H+kblockd10:35:161
1966978993734,2cyclictest1966478-1kworker/1:2H+kblockd09:44:111
1966978993734,2cyclictest1966478-1kworker/1:2H+kblockd09:15:271
1966978993734,2cyclictest1966478-1kworker/1:2H+kblockd09:15:261
1966978993733,3cyclictest2213746-21gpgv11:55:001
196697899373,33cyclictest0-21swapper/110:16:301
1966978993731,5cyclictest1966478-1kworker/1:2H+kblockd08:56:011
1966978993730,6cyclictest2024927-21awk08:15:071
1966978993730,6cyclictest1966478-1kworker/1:2H+kblockd10:05:511
1966974993734,2cyclictest682011-1kworker/0:0H+kblockd10:45:050
1966974993734,2cyclictest682011-1kworker/0:0H+kblockd09:50:270
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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