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2025-04-05 - 23:01

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #b, slot #5

Rack #0/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #1/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #2/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #3/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #4/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #5/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #6/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #7/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #8/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #9/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #a/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #b/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #c/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #d/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #e/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #f/#0 #1 #2 #3 #4 #5 #6 #7 #8 
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  Phytec
Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

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 all highest latencies:
System rackbslot5s.osadl.org (updated Sat Apr 05, 2025 12:44:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
613328996028,28cyclictest650348-21cron09:00:001
613328995631,5cyclictest681802-21grep10:40:291
613328995631,5cyclictest681802-21grep10:40:291
613332995340,9cyclictest624263-21idleruntime-cro07:40:022
613328995238,10cyclictest231ktimers/108:50:191
613337994835,9cyclictest391ktimers/308:35:133
613332994841,4cyclictest615855-21fschecks_count07:15:052
613324994838,6cyclictest673463-21fschecks_count10:15:150
613324994635,7cyclictest703432-21sendmail12:00:000
613332994538,4cyclictest643566-21sh08:40:012
613328994538,4cyclictest680500-21grep10:40:001
613324994435,6cyclictest645265-21cron08:45:000
613328994335,4cyclictest646974-21munin-plugin-st08:50:011
613324994334,6cyclictest616975-21grep07:15:270
613328994133,4cyclictest0-21swapper/109:10:011
613337994031,6cyclictest680503-21idleruntime-cro10:40:003
613337994031,6cyclictest637163-21fschecks_count08:20:173
613332994032,5cyclictest311ktimers/209:20:142
613328994030,7cyclictest698980-21grep11:40:271
613337993931,4cyclictest0-21swapper/307:15:023
613324993932,4cyclictest663092-21sh09:40:010
613324993929,6cyclictest0-21swapper/009:20:020
613324993927,7cyclictest0-21swapper/008:15:280
613324993926,7cyclictest624262-21sendmail07:40:010
613332993828,6cyclictest650365-21munin-run09:00:002
613332993827,7cyclictest0-21swapper/209:20:012
613324993830,5cyclictest680032-21unixbench_multi10:35:250
613324993830,4cyclictest0-21swapper/007:15:000
613324993827,8cyclictest121ktimers/011:15:140
613337993727,6cyclictest0-21swapper/311:40:273
613337993726,7cyclictest0-21swapper/308:05:013
613337993725,8cyclictest668948-21latency_hist10:00:013
613337993725,8cyclictest668948-21latency_hist10:00:003
613324993729,4cyclictest0-21swapper/008:40:000
613324993728,5cyclictest0-21swapper/010:30:010
613337993625,7cyclictest0-21swapper/309:30:213
613332993628,5cyclictest697279-21unixbench_singl11:35:272
613332993627,7cyclictest311ktimers/208:45:132
613332993627,4cyclictest0-21swapper/209:30:212
613332993625,7cyclictest704680-21grep12:00:282
613332993624,6cyclictest644831-21grep08:40:262
613328993622,11cyclictest231ktimers/109:55:131
613328993622,11cyclictest231ktimers/109:55:121
613324993626,6cyclictest0-21swapper/011:00:260
613324993626,6cyclictest0-21swapper/008:10:250
613337993526,6cyclictest0-21swapper/312:15:003
613337993526,6cyclictest0-21swapper/309:05:013
613337993526,6cyclictest0-21swapper/309:05:003
613332993527,4cyclictest0-21swapper/210:30:112
613332993527,4cyclictest0-21swapper/209:55:012
613332993527,4cyclictest0-21swapper/209:55:002
613332993523,7cyclictest0-21swapper/209:40:272
613328993525,6cyclictest0-21swapper/108:35:261
613328993525,6cyclictest0-21swapper/107:20:001
613328993523,7cyclictest0-21swapper/112:10:211
613324993528,4cyclictest671385-21idleruntime-cro10:10:000
613337993427,4cyclictest0-21swapper/309:10:003
613337993426,4cyclictest0-21swapper/308:30:303
613337993424,6cyclictest0-21swapper/309:10:273
613337993423,7cyclictest0-21swapper/309:20:273
613328993427,4cyclictest0-21swapper/112:25:001
613328993426,4cyclictest0-21swapper/109:50:001
613324993428,4cyclictest705139-21idleruntime-cro12:05:000
613337993327,3cyclictest690627-21cut11:15:173
613337993324,5cyclictest0-21swapper/311:40:003
613337993323,6cyclictest0-21swapper/310:30:223
613337993323,6cyclictest0-21swapper/307:20:283
613332993327,3cyclictest0-21swapper/208:30:202
613332993323,5cyclictest0-21swapper/207:10:262
613332993322,7cyclictest674759-21cron10:20:002
613328993325,4cyclictest0-21swapper/108:00:001
613328993324,6cyclictest0-21swapper/109:05:001
613328993324,6cyclictest0-21swapper/109:05:001
613328993323,6cyclictest0-21swapper/111:15:011
613328993323,6cyclictest0-21swapper/108:15:001
613337993225,4cyclictest674795-21sendmail-msp10:20:003
613337993223,6cyclictest0-21swapper/312:20:013
613332993220,8cyclictest714674-21grep12:35:252
613332993220,8cyclictest693258-21grep11:20:262
613328993225,4cyclictest697271-21unixbench_singl11:35:271
613328993224,4cyclictest0-21swapper/108:40:271
613328993222,6cyclictest0-21swapper/111:30:201
613337993125,3cyclictest0-21swapper/311:05:003
613337993122,6cyclictest0-21swapper/308:05:243
613337993120,5cyclictest0-21swapper/311:55:013
613332993124,4cyclictest676487-21munin-plugin-st10:25:002
613332993124,4cyclictest0-21swapper/212:15:002
613328993122,6cyclictest0-21swapper/108:20:271
613328993122,5cyclictest0-21swapper/109:30:221
613328993121,6cyclictest0-21swapper/110:20:011
613328993121,6cyclictest0-21swapper/110:15:001
613328993121,6cyclictest0-21swapper/110:00:301
613328993121,6cyclictest0-21swapper/108:05:001
613324993121,6cyclictest0-21swapper/011:40:000
613324993121,6cyclictest0-21swapper/007:45:010
613324993119,7cyclictest695572-21grep11:30:200
613324993117,5cyclictest6702272timerwakeupswit10:00:300
613337993021,5cyclictest0-21swapper/311:30:193
613337993019,7cyclictest659712-21ls09:30:003
613337993017,9cyclictest391ktimers/309:40:143
613332993022,4cyclictest648665-21idleruntime-cro08:55:002
613332993021,5cyclictest703420-21sendmail12:00:012
613332993021,5cyclictest0-21swapper/210:40:012
613332993019,7cyclictest709348-21sh12:20:002
613332993017,8cyclictest634661-21grep08:10:262
613328993023,3cyclictest0-21swapper/107:40:011
613328993021,6cyclictest0-21swapper/112:30:211
613328993021,4cyclictest0-21swapper/109:35:281
613328993020,7cyclictest0-21swapper/107:30:021
613328993020,6cyclictest0-21swapper/110:50:001
613328993020,6cyclictest0-21swapper/107:40:271
613328993019,6cyclictest0-21swapper/110:50:201
613324993022,5cyclictest641876-21idleruntime-cro08:35:000
613324993022,4cyclictest0-21swapper/012:15:250
613324993022,4cyclictest0-21swapper/008:20:270
613324993021,6cyclictest0-21swapper/012:35:000
613324993021,5cyclictest0-21swapper/010:00:010
613324993021,5cyclictest0-21swapper/010:00:000
613324993019,7cyclictest0-21swapper/007:55:280
613337992921,4cyclictest0-21swapper/310:20:253
613337992921,4cyclictest0-21swapper/307:40:273
613337992920,6cyclictest0-21swapper/309:50:013
613337992920,5cyclictest0-21swapper/307:30:013
613337992919,6cyclictest0-21swapper/307:15:013
613332992920,4cyclictest0-21swapper/211:40:182
613332992919,7cyclictest440-21cron11:20:002
613328992922,4cyclictest0-21swapper/110:25:011
613328992921,4cyclictest0-21swapper/107:25:021
613328992919,6cyclictest0-21swapper/112:15:251
613324992921,5cyclictest440-21cron10:50:010
613324992921,5cyclictest0-21swapper/012:35:250
613324992921,5cyclictest0-21swapper/008:00:180
613324992921,4cyclictest649894-21grep08:55:280
613324992919,6cyclictest0-21swapper/008:45:270
613337992820,5cyclictest0-21swapper/308:00:003
613337992819,7cyclictest634609-21unixbench_multi08:10:253
613337992819,6cyclictest0-21swapper/312:25:013
613332992817,8cyclictest311ktimers/209:00:152
613332992817,8cyclictest311ktimers/209:00:152
613328992819,5cyclictest0-21swapper/112:40:011
613328992818,5cyclictest691982-21sendmail-msp11:20:001
613324992819,4cyclictest664358-21tail09:40:270
613324992818,7cyclictest710619-21grep12:20:260
613337992720,3cyclictest0-21swapper/311:20:273
613337992719,4cyclictest0-21swapper/310:55:273
613332992720,5cyclictest299-21systemd-logind11:25:422
613332992720,3cyclictest0-21swapper/211:00:002
613332992717,6cyclictest0-21swapper/211:05:012
613332992717,5cyclictest0-21swapper/211:35:012
613332992716,6cyclictest0-21swapper/212:20:262
613332992716,5cyclictest635447-21fschecks_count08:15:182
613328992719,4cyclictest0-21swapper/112:00:181
613328992718,6cyclictest0-21swapper/111:00:261
613328992717,7cyclictest654227-21tune2fs09:10:191
613324992720,4cyclictest0-21swapper/009:05:260
613324992720,3cyclictest0-21swapper/007:30:320
613324992719,5cyclictest0-21swapper/009:15:010
613324992719,4cyclictest0-21swapper/012:10:210
613337992618,4cyclictest0-21swapper/309:50:243
613337992618,4cyclictest0-21swapper/309:50:243
613337992618,4cyclictest0-21swapper/309:00:013
613332992619,3cyclictest0-21swapper/209:05:232
613332992617,6cyclictest669344-21ls10:00:152
613332992616,6cyclictest0-21swapper/209:30:012
613324992619,3cyclictest0-21swapper/007:50:010
613324992618,5cyclictest620467-21unixbench_singl07:25:280
613324992618,4cyclictest0-21swapper/010:40:270
613324992618,4cyclictest0-21swapper/010:40:270
613324992617,5cyclictest648236-21grep08:50:330
613324992616,6cyclictest689832-21grep11:10:200
613324992616,6cyclictest0-21swapper/011:28:580
613324992616,6cyclictest0-21swapper/009:30:210
613337992519,3cyclictest0-21swapper/308:25:263
613337992517,4cyclictest0-21swapper/310:50:123
613337992516,6cyclictest0-21swapper/307:50:123
61333299253,16cyclictest663097-21cron09:40:002
61333299253,16cyclictest632922-21grep08:05:242
61333299253,15cyclictest628276-21cron07:55:002
613332992519,4cyclictest299-21systemd-logind11:13:412
613332992519,3cyclictest0-21swapper/210:50:072
613332992517,6cyclictest681556-21sort10:40:272
613332992517,6cyclictest681556-21sort10:40:262
613332992517,3cyclictest0-21swapper/209:10:202
613332992516,5cyclictest0-21swapper/207:30:012
613332992514,7cyclictest713383-21sh12:35:012
613332992514,5cyclictest640174-21sh08:30:002
613332992513,8cyclictest0-21swapper/211:55:002
613332992513,6cyclictest626581-21cron07:50:012
613328992515,6cyclictest0-21swapper/111:30:001
613328992513,7cyclictest0-21swapper/108:20:011
613324992519,3cyclictest0-21swapper/008:10:000
613324992518,5cyclictest199-21systemd-network09:25:000
613324992518,4cyclictest13650irq/42-30be0000.ethernet11:00:000
613324992516,6cyclictest0-21swapper/007:20:220
613324992515,6cyclictest665444-21ls09:50:000
61332499251,20cyclictest0-21swapper/011:07:020
613337992418,3cyclictest0-21swapper/309:15:223
613337992418,3cyclictest0-21swapper/308:45:223
613337992415,6cyclictest0-21swapper/308:15:283
61333299242,16cyclictest671370-21cron10:10:012
613332992418,3cyclictest0-21swapper/212:30:012
613332992417,4cyclictest0-21swapper/207:20:192
613332992416,5cyclictest0-21swapper/208:00:002
613332992413,7cyclictest0-21swapper/212:10:002
613332992413,7cyclictest0-21swapper/208:20:262
61332899245,16cyclictest627862-21unixbench_singl07:50:221
613328992418,3cyclictest0-21swapper/108:30:001
613328992418,3cyclictest0-21swapper/107:10:201
613328992415,5cyclictest0-21swapper/111:10:011
613328992413,8cyclictest677908-21ntpq10:30:171
613328992413,6cyclictest632869-21cat08:05:231
613324992415,5cyclictest0-21swapper/012:10:000
61332499241,19cyclictest0-21swapper/011:51:380
61332499241,19cyclictest0-21swapper/011:48:510
61332499240,20cyclictest0-21swapper/010:54:070
613337992315,5cyclictest0-21swapper/309:35:273
613332992317,3cyclictest0-21swapper/207:30:302
613332992316,5cyclictest686201-21kworker/u8:1+events_unbound11:08:282
613328992313,7cyclictest664801-21sh09:45:001
613324992315,5cyclictest0-21swapper/008:25:230
61332499231,20cyclictest0-21swapper/010:20:120
61332499230,19cyclictest0-21swapper/011:43:000
613337992216,3cyclictest0-21swapper/312:35:243
613337992216,3cyclictest0-21swapper/308:40:213
613337992215,3cyclictest0-21swapper/312:00:273
613337992214,3cyclictest0-21swapper/310:40:273
613337992214,3cyclictest0-21swapper/310:40:273
613337992210,3cyclictest131rcu_preempt12:08:363
613332992214,4cyclictest0-21swapper/207:40:252
613328992215,5cyclictest680145-21kworker/u8:3+events_unbound10:56:331
613328992215,5cyclictest231ktimers/111:20:171
613328992215,4cyclictest231ktimers/111:49:581
613328992214,5cyclictest231ktimers/112:10:011
613328992213,6cyclictest0-21swapper/111:50:121
613324992217,3cyclictest0-21swapper/012:25:160
613324992215,5cyclictest0-21swapper/009:00:220
613324992215,5cyclictest0-21swapper/009:00:220
61332499220,20cyclictest0-21swapper/009:25:360
61332499220,18cyclictest0-21swapper/011:23:440
61332499220,18cyclictest0-21swapper/010:30:450
61332499220,18cyclictest0-21swapper/009:52:220
61332499220,18cyclictest0-21swapper/009:52:220
61333799214,4cyclictest7121132grep12:30:113
613337992115,4cyclictest647315-21sh08:50:213
613337992115,3cyclictest0-21swapper/307:50:013
613337992112,6cyclictest689326-21ntpq11:10:153
61333299212,13cyclictest665431-21taskset09:50:002
613332992112,6cyclictest682902-21ls10:50:002
613328992113,5cyclictest655796-21df09:15:151
613328992113,5cyclictest621652-21ntpq07:30:281
613328992112,7cyclictest657842-21cut09:20:171
613324992115,3cyclictest637-21runrttasks10:10:170
613337992014,4cyclictest391ktimers/310:10:133
613337992013,5cyclictest391ktimers/311:07:253
613337992013,4cyclictest391ktimers/310:26:373
61333299202,11cyclictest700012-21cron11:50:002
613332992014,3cyclictest0-21swapper/210:10:202
613332992011,5cyclictest440-21cron10:30:002
61332899209,5cyclictest2282673-1kworker/1:1H+kblockd07:50:021
61332899202,15cyclictest702107-21grep11:55:161
613337991911,5cyclictest0-21swapper/312:00:003
613337991911,5cyclictest0-21swapper/310:10:013
613337991910,6cyclictest623201-21ls07:35:253
613328991911,4cyclictest0-21swapper/109:50:151
613328991911,4cyclictest0-21swapper/109:50:141
613328991910,6cyclictest677231-21sed10:30:001
61333799182,10cyclictest711683-21cron12:30:003
61333799181,5cyclictest0-21swapper/310:47:573
61332899189,6cyclictest659749-21cut09:30:001
613328991812,4cyclictest711693-21latency_hist12:30:001
613337991711,3cyclictest0-21swapper/311:30:013
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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