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2026-02-25 - 21:47
[ 290.152] (II) VESA: driver for VESA chipsets: vesa

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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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 the highest latencies:
System rackbslot5s.osadl.org (updated Wed Feb 25, 2026 12:44:46)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
188672995640,10cyclictest231ktimers/109:05:121
188675995228,5cyclictest292884-21idleruntime-cro12:10:002
188680994937,10cyclictest391ktimers/311:45:133
188675994838,6cyclictest234301-21sh09:20:002
188675994838,6cyclictest234301-21sh09:20:002
188667994626,17cyclictest0-21swapper/009:00:170
188672994435,5cyclictest284348-21idleruntime-cro11:45:011
188667994419,22cyclictest254833-21sh10:20:000
18866799441,10cyclictest196019-21chrt07:29:460
188672994333,7cyclictest254362-21unixbench_multi10:15:261
188672994333,7cyclictest198982-21grep07:35:251
18866799431,9cyclictest290550-21/usr/sbin/munin12:00:240
18866799431,4cyclictest201317-21latency_hist07:45:020
18866799421,9cyclictest244805-21apt-get09:50:130
18866799421,8cyclictest288107-21/usr/sbin/munin11:55:140
188667994218,20cyclictest0-21swapper/011:05:250
18866799421,11cyclictest233836-21grep09:15:270
18866799421,11cyclictest233836-21grep09:15:270
18866799413,6cyclictest251020-21users10:05:260
188667994134,4cyclictest256544-21cron10:25:000
188667994122,15cyclictest0-21swapper/010:35:000
18866799411,9cyclictest297759-21cron12:22:000
18866799411,8cyclictest266341-21/usr/sbin/munin10:50:240
188680994029,8cyclictest391ktimers/310:05:123
18866799408,29cyclictest273921-21ls11:15:010
18866799406,4cyclictest221835-1kworker/0:2H+mmc_complete08:55:010
18866799403,4cyclictest257090-21if_eth010:25:180
18866799403,4cyclictest188831-21apt-get07:10:120
18866799402,4cyclictest231119-21munin-node09:10:120
18866799401,9cyclictest274426-21/usr/sbin/munin11:15:180
18866799401,9cyclictest268348-21sshd10:55:400
18866799401,9cyclictest243582-21/usr/sbin/munin09:45:200
18866799401,9cyclictest210048-21/usr/sbin/munin08:10:130
18866799401,7cyclictest277808-21/usr/sbin/munin11:25:120
188672993930,4cyclictest0-21swapper/109:44:261
18866799392,5cyclictest246512-21apt-get09:55:130
18866799392,5cyclictest237963-21apt-get09:30:100
18866799392,4cyclictest284566-21munin-node11:45:120
18866799391,8cyclictest295415-21/usr/sbin/munin12:15:220
18866799391,7cyclictest261105-21/usr/sbin/munin10:35:230
18866799391,6cyclictest264189-21ntp_states10:45:210
18866799391,6cyclictest264189-21ntp_states10:45:210
18866799391,6cyclictest226059-21/usr/sbin/munin08:55:170
18866799391,6cyclictest213875-21/usr/sbin/munin08:20:210
188667993916,21cyclictest0-21swapper/011:30:120
18866799391,5cyclictest217124-21df_inode08:30:130
18866799391,4cyclictest208929-21/usr/sbin/munin08:05:240
18866799391,11cyclictest222482-21diskstats08:45:150
18866799391,11cyclictest213142-21auditctl08:20:010
18866799391,11cyclictest198101-21diskstats07:35:140
18866799391,10cyclictest219606-21rt-features08:35:230
188680993830,4cyclictest0-21swapper/311:10:003
188675993830,4cyclictest0-21swapper/207:35:152
18867299387,6cyclictest131rcu_preempt12:20:141
18867299381,16cyclictest24-21ksoftirqd/108:55:121
18866799383,6cyclictest220991-21irqstats08:40:170
18866799383,4cyclictest239785-21df_inode09:35:150
18866799383,3cyclictest292489-21users12:05:250
18866799382,4cyclictest281895-21sensors_temp11:35:230
188667993820,14cyclictest0-21swapper/012:30:140
18866799381,8cyclictest196694-21cat07:30:190
18866799381,7cyclictest236263-21/usr/sbin/munin09:25:120
18866799381,7cyclictest206677-21/usr/sbin/munin08:00:160
18866799381,6cyclictest276724-21/usr/sbin/munin11:20:230
18866799381,6cyclictest262049-21/usr/sbin/munin10:40:140
18866799381,6cyclictest229488-21/usr/sbin/munin09:05:170
18866799381,5cyclictest241397-21apt-get09:40:130
18866799381,5cyclictest192865-21/usr/sbin/munin07:20:120
18866799381,4cyclictest301770-21df12:35:130
18866799381,3cyclictest293632-21/usr/sbin/munin12:10:190
18866799381,11cyclictest202893-21grep07:50:010
18866799381,10cyclictest235078-21/usr/sbin/munin09:20:210
18866799381,10cyclictest235078-21/usr/sbin/munin09:20:210
18866799381,10cyclictest191476-21irqstats07:15:190
188675993727,7cyclictest244156-21grep09:45:262
188672993731,4cyclictest209669-21kworker/u8:2+events_unbound08:34:141
188672993715,5cyclictest131rcu_preempt07:30:131
18866799371,7cyclictest286827-21/usr/sbin/munin11:50:200
18866799371,5cyclictest205356-21/usr/sbin/munin07:55:210
18866799371,4cyclictest283312-21memory11:40:190
18866799371,4cyclictest268967-21/usr/sbin/munin11:00:120
18866799371,3cyclictest252044-21/usr/sbin/munin10:10:160
18866799371,3cyclictest215097-21munin-node08:25:120
188680993624,8cyclictest230272-21grep09:05:263
188675993626,6cyclictest0-21swapper/211:05:252
188675993626,6cyclictest0-21swapper/210:00:252
188672993628,5cyclictest273851-21auditctl11:15:001
188672993619,5cyclictest131rcu_preempt12:25:101
18866799361,7cyclictest248570-21irqstats10:00:170
18866799361,3cyclictest203648-21/usr/sbin/munin07:50:200
188680993528,4cyclictest0-21swapper/307:35:003
188680993527,4cyclictest275563-21kthreadd11:20:003
188675993527,4cyclictest0-21swapper/210:30:002
18867299356,4cyclictest131rcu_preempt11:00:131
188672993528,4cyclictest0-21swapper/110:50:001
188672993528,4cyclictest0-21swapper/110:50:001
188672993525,6cyclictest0-21swapper/108:15:261
188672993518,11cyclictest231ktimers/110:00:121
18868099347,5cyclictest131rcu_preempt10:00:123
188675993425,7cyclictest311ktimers/207:10:122
188675993425,5cyclictest0-21swapper/209:25:002
188675993425,5cyclictest0-21swapper/209:25:002
18867299347,4cyclictest131rcu_preempt07:55:121
188672993425,5cyclictest287280-21grep11:50:251
188672993425,4cyclictest0-21swapper/110:24:331
188667993417,14cyclictest0-21swapper/007:10:010
188680993326,4cyclictest289478-21sendmail12:00:013
188680993325,4cyclictest234303-21auditctl09:20:003
188680993325,4cyclictest234303-21auditctl09:20:003
188680993325,4cyclictest0-21swapper/308:30:013
188672993326,4cyclictest202895-21idleruntime-cro07:50:011
188672993325,5cyclictest288860-21timerandwakeup11:55:231
188672993325,4cyclictest0-21swapper/112:05:151
188672993324,7cyclictest248842-21kworker/u8:0+events_unbound10:09:321
188672993323,6cyclictest0-21swapper/109:20:161
188672993323,6cyclictest0-21swapper/109:20:161
188680993224,4cyclictest0-21swapper/310:34:353
188680993223,5cyclictest391ktimers/307:15:133
188680993223,5cyclictest0-21swapper/312:14:533
188680993223,5cyclictest0-21swapper/311:50:253
188675993224,4cyclictest209731-21kthreadd08:10:012
188675993222,7cyclictest311ktimers/209:50:122
188675993221,8cyclictest250976-21grep10:05:252
188672993224,4cyclictest0-21swapper/111:15:151
18867299320,18cyclictest0-21swapper/109:15:151
18867299320,18cyclictest0-21swapper/109:15:151
188680993123,5cyclictest0-21swapper/308:45:163
188680993122,4cyclictest0-21swapper/309:45:163
188680993119,8cyclictest1-21systemd07:13:563
188675993124,4cyclictest0-21swapper/211:35:242
188675993124,3cyclictest0-21swapper/212:10:252
188675993122,5cyclictest0-21swapper/207:20:272
188675993121,6cyclictest290240-21ntpq12:00:202
18867299317,14cyclictest131rcu_preempt12:20:001
188672993120,7cyclictest0-21swapper/110:50:251
188680993023,3cyclictest0-21swapper/312:20:003
188680993022,4cyclictest0-21swapper/308:00:163
188680993022,3cyclictest0-21swapper/310:40:003
188680993021,6cyclictest0-21swapper/310:20:003
188680993020,6cyclictest266546-21grep10:50:253
188680993018,9cyclictest391ktimers/308:50:113
188675993022,4cyclictest0-21swapper/209:45:012
188675993019,8cyclictest264659-21grep10:45:252
188675993019,8cyclictest264659-21grep10:45:252
18867299303,9cyclictest24-21ksoftirqd/108:25:121
188672993022,4cyclictest0-21swapper/111:35:001
188672993022,4cyclictest0-21swapper/109:35:171
18867299301,15cyclictest0-21swapper/110:10:101
18868099291,8cyclictest220529-21grep08:40:013
188675992920,6cyclictest275227-21kworker/u8:0+events_unbound12:25:112
188672992921,5cyclictest0-21swapper/112:00:251
188672992921,4cyclictest248017-21kworker/u8:110:00:011
188672992921,4cyclictest0-21swapper/110:45:001
188672992921,4cyclictest0-21swapper/109:30:001
18867299291,9cyclictest24-21ksoftirqd/110:25:121
188672992919,6cyclictest0-21swapper/109:10:261
188672992917,9cyclictest277520-21sed11:25:011
188672992915,11cyclictest231ktimers/108:35:121
188672992914,12cyclictest24-21ksoftirqd/109:00:131
188680992822,3cyclictest232606-21munin-plugin-st09:15:003
188680992821,3cyclictest0-21swapper/307:25:253
188680992818,6cyclictest0-21swapper/311:20:173
188675992820,5cyclictest311ktimers/207:45:222
18867299289,12cyclictest24-21ksoftirqd/108:05:241
18867299283,8cyclictest24-21ksoftirqd/112:35:121
188672992821,4cyclictest0-21swapper/110:30:231
188672992819,5cyclictest0-21swapper/112:10:241
188680992720,4cyclictest0-21swapper/311:30:003
188675992720,4cyclictest0-21swapper/211:15:252
188675992719,6cyclictest0-21swapper/212:40:002
188675992719,4cyclictest0-21swapper/208:25:012
188675992718,7cyclictest237742-21cut09:30:002
188675992718,6cyclictest0-21swapper/208:00:012
18867299275,11cyclictest244285-21kworker/u8:2-events_freezable_power_09:52:531
188672992721,4cyclictest272113-21kworker/u8:1+events_unbound11:29:451
188672992720,5cyclictest209669-21kworker/u8:2+events_unbound08:14:121
188672992720,5cyclictest188309-21kworker/u8:1+events_unbound07:50:251
188672992720,4cyclictest0-21swapper/107:25:011
188672992719,6cyclictest258076-21kworker/u8:1+events_unbound10:38:141
188672992719,4cyclictest0-21swapper/108:55:011
188672992715,5cyclictest188309-21kworker/u8:1+events_unbound07:40:141
188680992620,3cyclictest0-21swapper/309:35:263
188680992619,4cyclictest268722-21cron11:00:013
188680992618,5cyclictest0-21swapper/308:05:263
188680992618,5cyclictest0-21swapper/308:00:013
188675992621,3cyclictest212599-21timerwakeupswit08:15:262
188675992618,5cyclictest209669-21kworker/u8:2+events_unbound08:39:142
188675992617,6cyclictest0-21swapper/209:35:262
188675992617,5cyclictest0-21swapper/211:40:242
188675992616,6cyclictest248007-21basename10:00:002
188672992620,4cyclictest224639-21kworker/u8:3+events_unbound09:50:011
188672992620,3cyclictest0-21swapper/111:00:011
188672992619,5cyclictest174019-21kworker/u8:3+events_unbound07:15:351
188672992613,9cyclictest231ktimers/111:35:111
18867299261,12cyclictest24-21ksoftirqd/107:25:121
188672992611,13cyclictest24-21ksoftirqd/109:30:101
188680992518,4cyclictest221657-21tail08:40:243
188680992518,4cyclictest0-21swapper/309:50:253
188680992516,6cyclictest218571-21ls08:35:013
188680992516,6cyclictest200732-21grep07:40:273
188680992515,7cyclictest1-21systemd12:29:563
188675992519,4cyclictest174019-21kworker/u8:3+events_unbound07:25:132
188675992518,4cyclictest0-21swapper/208:30:142
188675992518,3cyclictest0-21swapper/211:30:232
188675992515,6cyclictest0-21swapper/211:00:262
188675992514,7cyclictest221699-21grep08:40:252
18867299257,10cyclictest24-21ksoftirqd/111:45:261
18867299252,3cyclictest131rcu_preempt08:40:111
188672992517,4cyclictest0-21swapper/107:10:161
188672992511,6cyclictest131rcu_preempt08:45:231
188680992418,3cyclictest0-21swapper/312:05:243
188680992417,4cyclictest236793-21ntpq09:25:213
188680992417,3cyclictest0-21swapper/309:00:273
188680992414,7cyclictest0-21swapper/309:30:213
188675992418,3cyclictest0-21swapper/209:10:012
188675992417,5cyclictest208-21systemd-logind11:48:402
188675992416,5cyclictest0-21swapper/208:30:012
188675992414,5cyclictest311ktimers/211:30:002
188675992413,7cyclictest0-21swapper/210:35:242
188680992317,3cyclictest0-21swapper/312:35:223
188680992316,5cyclictest0-21swapper/311:35:113
188680992316,4cyclictest236029-21cron09:25:003
188680992316,4cyclictest236029-21cron09:25:003
188680992316,4cyclictest211660-21kworker/u8:0+events_unbound08:59:183
188680992315,5cyclictest0-21swapper/307:20:173
188675992318,2cyclictest0-21swapper/211:10:162
188675992317,3cyclictest0-21swapper/212:20:262
188675992316,4cyclictest197322-21head07:30:262
188675992316,4cyclictest0-21swapper/207:15:032
188675992315,6cyclictest311ktimers/207:50:122
188675992315,4cyclictest0-21swapper/210:20:002
18867299238,4cyclictest251066-21kworker/u8:3+events_freezable_power_11:05:191
188672992318,3cyclictest188309-21kworker/u8:1-events_freezable_power_08:01:461
188672992316,5cyclictest209669-21kworker/u8:2+events_unbound08:22:181
188680992216,4cyclictest264865-21kworker/u8:2+events_unbound10:49:413
188680992216,4cyclictest264865-21kworker/u8:2+events_unbound10:49:413
188680992216,4cyclictest211660-21kworker/u8:0+events_unbound08:24:123
188680992215,3cyclictest0-21swapper/310:25:003
188680992213,6cyclictest188309-21kworker/u8:1+events_unbound07:39:543
188680992213,6cyclictest0-21swapper/310:10:143
188680992213,6cyclictest0-21swapper/309:40:253
188675992216,3cyclictest296034-21sh12:17:002
188675992216,3cyclictest0-21swapper/210:30:152
188675992216,3cyclictest0-21swapper/210:15:012
188675992216,3cyclictest0-21swapper/209:00:182
188675992216,3cyclictest0-21swapper/207:40:232
188675992215,5cyclictest208-21systemd-logind10:53:402
188675992212,6cyclictest210965-21grep08:10:252
188675992211,8cyclictest300851-21cat12:30:232
188680992114,5cyclictest391ktimers/310:30:013
188680992114,4cyclictest188309-21kworker/u8:1+events_unbound07:48:083
188680992113,5cyclictest272916-21tr11:10:203
188680992113,4cyclictest0-21swapper/311:40:243
188680992110,8cyclictest290271-21seq12:00:203
188675992115,3cyclictest0-21swapper/208:45:242
188675992114,5cyclictest178-21systemd-udevd09:30:402
188675992114,4cyclictest262951-21grep10:40:242
188675992113,5cyclictest311ktimers/208:00:402
188675992112,6cyclictest288501-21/usr/sbin/munin11:55:192
188672992110,8cyclictest300582-21wc12:30:211
188680992014,3cyclictest0-21swapper/308:15:263
188680992013,4cyclictest298025-21idleruntime-cro12:25:003
188680992012,4cyclictest0-21swapper/307:54:063
188680992011,6cyclictest210506-21tr08:10:203
188675992014,3cyclictest287148-21timerandwakeup11:50:242
188675992014,3cyclictest0-21swapper/210:55:142
188675992014,3cyclictest0-21swapper/208:55:212
18868099199,7cyclictest279668-21perl11:30:163
188680991913,4cyclictest272113-21kworker/u8:1+events_unbound12:32:313
188680991911,6cyclictest251066-21kworker/u8:3+events_unbound11:03:003
188675991911,5cyclictest311ktimers/210:20:142
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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