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2026-01-21 - 15:49
[ 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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  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 the 376 highest latencies:
System rackbslot5s.osadl.org (updated Wed Jan 21, 2026 12:44:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3854987995845,9cyclictest311ktimers/209:00:112
3854985995642,11cyclictest3935067-21systemd11:00:001
3854991995424,26cyclictest0-21swapper/311:00:163
3854991995238,10cyclictest391ktimers/309:40:133
3854991994917,3cyclictest0-21swapper/307:40:203
3854987994941,5cyclictest3955411-21kworker/u8:1+events_unbound12:00:112
3854991994819,3cyclictest0-21swapper/312:05:003
3854985994840,5cyclictest3900628-21munin-plugin-st09:20:011
3854980994735,9cyclictest121ktimers/012:25:110
3854985994632,11cyclictest231ktimers/110:50:111
3854985994430,10cyclictest231ktimers/108:50:111
3854991994332,7cyclictest3890147-21auditctl08:50:003
3854985994330,9cyclictest231ktimers/112:00:121
3854980994330,10cyclictest121ktimers/009:50:110
3854991994235,4cyclictest3962422-21cron12:20:003
3854991994229,9cyclictest3894798-21grep09:00:253
3854987994231,8cyclictest3940179-21cron11:15:002
385498599418,14cyclictest3943751-21wc11:25:011
3854980994030,7cyclictest3888433-21cron08:45:000
3854987993830,4cyclictest0-21swapper/209:25:012
385498799381,5cyclictest131rcu_preempt09:05:132
3854980993825,9cyclictest121ktimers/011:55:090
3854991993727,7cyclictest3879670-21grep08:20:013
3854987993729,6cyclictest3940403-21kworker/u8:1+events_unbound11:25:072
3854985993729,5cyclictest3876256-21ls08:10:011
3854985993710,10cyclictest3864765-21missed_timers07:35:211
3854991993629,4cyclictest3872837-21idleruntime-cro08:00:013
3854991993628,4cyclictest0-21swapper/311:35:253
3854985993628,5cyclictest0-21swapper/110:35:241
3854985993627,4cyclictest0-21swapper/108:04:301
3854980993625,6cyclictest0-21swapper/009:05:260
3854991993528,5cyclictest3935082-21kworker/u8:3+events_unbound11:06:423
3854991993527,4cyclictest0-21swapper/311:10:033
3854991993526,5cyclictest0-21swapper/310:45:003
3854991993525,7cyclictest3942279-21fschecks_count11:20:153
3854987993528,4cyclictest3914308-21kthreadd10:00:002
3854987993525,6cyclictest0-21swapper/210:40:002
3854985993528,4cyclictest3948734-21munin-plugin-st11:40:001
3854985993526,4cyclictest0-21swapper/108:10:151
3854980993524,7cyclictest3922402-21grep10:20:230
3854991993426,4cyclictest0-21swapper/311:00:003
3854987993424,6cyclictest3950210-21kworker/u8:1+events_unbound11:45:082
3854987993424,6cyclictest0-21swapper/210:50:242
3854985993426,4cyclictest0-21swapper/108:40:011
3854985993425,5cyclictest0-21swapper/108:40:161
3854980993427,4cyclictest0-21swapper/011:40:260
3854980993425,5cyclictest0-21swapper/010:15:250
3854980993424,6cyclictest0-21swapper/009:35:010
3854980993422,8cyclictest3891384-21grep08:50:230
3854991993326,4cyclictest3927999-21sendmail10:40:003
3854991993325,4cyclictest3914322-21sendmail10:00:003
3854991993325,4cyclictest0-21swapper/311:30:173
3854991993323,6cyclictest3905353-21grep09:30:253
3854991993323,6cyclictest0-21swapper/312:10:003
3854991993322,7cyclictest0-21swapper/307:20:003
3854987993325,5cyclictest3903600-21grep09:25:242
3854987993325,4cyclictest0-21swapper/211:15:162
3854987993325,4cyclictest0-21swapper/208:50:242
3854987993324,5cyclictest0-21swapper/211:40:252
3854985993325,5cyclictest3860650-21auditctl07:25:001
3854985993325,4cyclictest0-21swapper/109:25:241
3854985993322,8cyclictest3941901-21idleruntime-cro11:20:001
3854985993321,8cyclictest3969268-21munin-plugin-st12:40:001
3854985993321,8cyclictest3946397-21/usr/sbin/munin11:30:251
3854985993320,9cyclictest3898237-21/usr/sbin/munin09:10:241
3854980993323,6cyclictest0-21swapper/011:50:250
3854987993224,4cyclictest0-21swapper/210:40:242
3854987993224,4cyclictest0-21swapper/207:40:262
3854987993221,7cyclictest3910481-21grep09:45:242
3854987993220,8cyclictest3905274-21grep09:30:252
3854987993211,6cyclictest131rcu_preempt10:15:122
385498599326,7cyclictest39544622tr11:55:161
3854985993223,5cyclictest0-21swapper/109:20:151
3854985993222,7cyclictest3939273-21ntp_states11:10:191
3854985993222,6cyclictest3967575-21awk12:35:001
3854985993220,9cyclictest3867394-21cron07:44:011
3854980993225,4cyclictest3914313-21munin-run10:00:000
3854980993223,6cyclictest3932914-21grep10:50:240
3854980993223,6cyclictest11-21ksoftirqd/007:45:130
385499199319,4cyclictest39127082ls09:55:013
3854987993125,4cyclictest3867716-21kworker/u8:0+events_unbound07:49:282
3854987993124,5cyclictest3872497-21kworker/u8:2+events_unbound08:00:132
3854987993123,4cyclictest0-21swapper/211:30:262
3854987993123,4cyclictest0-21swapper/207:15:252
3854985993124,3cyclictest3935300-21apt-get11:00:121
3854985993123,5cyclictest0-21swapper/109:00:161
3854985993122,6cyclictest3961067-21/usr/sbin/munin12:15:151
3854985993121,7cyclictest3915849-21cron10:03:001
3854985993121,7cyclictest3884619-21cron08:33:011
3854985993118,9cyclictest3895724-21/usr/sbin/munin09:05:111
3854985993118,10cyclictest3958868-21sshd12:08:281
3854985993117,11cyclictest3854973-21cyclictest12:25:111
3854985993116,10cyclictest0-21swapper/110:20:101
3854980993123,4cyclictest0-21swapper/009:35:260
3854991993016,6cyclictest3950210-21kworker/u8:1+events_unbound11:52:153
3854987993023,3cyclictest0-21swapper/208:30:252
3854987993022,6cyclictest3959455-21fschecks_time12:10:182
3854987993022,4cyclictest0-21swapper/210:20:232
3854987993021,6cyclictest3961509-21grep12:15:202
3854987993019,7cyclictest3898438-21grep09:10:252
3854985993023,4cyclictest0-21swapper/112:20:231
3854985993021,6cyclictest3888786-21df_inode08:45:141
3854985993020,7cyclictest3953526-21cron11:51:001
3854985993020,7cyclictest3919260-21cron10:13:001
3854985993020,7cyclictest3872680-21sshd07:58:281
3854985993019,8cyclictest3855590-21/usr/sbin/munin07:10:191
3854985993019,8cyclictest3855590-21/usr/sbin/munin07:10:191
3854985993019,7cyclictest3893298-21cron08:57:001
3854985993018,9cyclictest3924322-21cron10:27:001
3854985993018,9cyclictest3878759-21ntp_states08:15:221
3854985993016,10cyclictest0-21swapper/111:05:131
3854985993015,11cyclictest0-21swapper/110:15:121
3854980993025,2cyclictest0-21swapper/012:15:110
3854980993024,3cyclictest0-21swapper/009:45:240
3854980993022,5cyclictest3960701-21cron12:15:000
3854980993021,6cyclictest3929836-21apt-config10:45:010
3854980993021,6cyclictest3874096-21unixbench_multi08:00:260
3854980993020,6cyclictest0-21swapper/011:05:170
3854980993020,6cyclictest0-21swapper/008:05:230
3854991992922,4cyclictest0-21swapper/307:20:253
3854991992921,3cyclictest0-21swapper/308:50:233
3854987992923,4cyclictest3946905-21kworker/u8:1+events_unbound11:35:072
3854987992922,4cyclictest0-21swapper/208:55:162
3854987992922,3cyclictest0-21swapper/212:35:152
3854987992919,7cyclictest311ktimers/207:20:132
3854985992922,3cyclictest0-21swapper/110:45:001
3854985992919,7cyclictest3951825-21cron11:46:001
3854985992919,7cyclictest3944980-21cron11:26:001
3854985992919,7cyclictest3911411-21/usr/sbin/munin09:50:161
3854985992919,7cyclictest3868938-21cron07:47:011
3854985992919,6cyclictest3858744-21cron07:18:001
3854985992915,10cyclictest629-21snmpd09:45:491
3854985992914,12cyclictest3861018-21/usr/sbin/munin07:25:151
3854980992923,4cyclictest3962349-21kworker/u8:1+events_unbound12:30:170
3854980992922,4cyclictest0-21swapper/012:10:000
3854980992921,5cyclictest0-21swapper/011:30:170
3854991992823,3cyclictest3924659-21latency_hist10:30:013
3854991992820,4cyclictest0-21swapper/310:15:253
3854991992817,8cyclictest3916024-21sh10:05:003
385498799283,5cyclictest131rcu_preempt08:40:122
3854987992820,4cyclictest0-21swapper/209:35:262
3854987992820,4cyclictest0-21swapper/208:20:012
3854987992818,7cyclictest1-21systemd12:20:132
3854987992814,6cyclictest3935082-21kworker/u8:3+events_unbound11:01:112
3854985992818,7cyclictest3931457-21cron10:48:001
3854985992817,8cyclictest3869927-21/usr/sbin/munin07:50:171
3854985992815,10cyclictest3863365-21/usr/sbin/munin07:30:251
3854991992719,5cyclictest0-21swapper/311:25:243
3854991992719,5cyclictest0-21swapper/309:05:253
3854991992718,5cyclictest0-21swapper/311:45:173
3854987992720,3cyclictest0-21swapper/212:05:152
3854987992717,6cyclictest3953876-21munin-plugin-st11:55:002
3854987992717,6cyclictest0-21swapper/207:25:262
3854987992717,6cyclictest0-21swapper/207:10:252
3854987992717,6cyclictest0-21swapper/207:10:252
3854985992720,3cyclictest0-21swapper/109:40:011
3854985992718,6cyclictest3925513-21/usr/sbin/munin10:30:231
3854985992716,8cyclictest3950114-21cron11:41:001
3854985992714,10cyclictest3856925-21munin-node09:40:111
3854985992711,13cyclictest3904449-21fschecks_count09:30:161
3854985992710,14cyclictest3882323-21mailstats08:25:241
3854980992720,4cyclictest3901941-21grep09:20:240
3854980992720,4cyclictest3881020-21kworker/u8:1+events_unbound08:24:330
3854980992720,4cyclictest0-21swapper/009:20:010
3854980992717,8cyclictest3893582-21sendmail09:00:000
3854991992621,3cyclictest3887151-21fschecks_time08:40:153
3854991992618,5cyclictest0-21swapper/309:20:013
3854991992615,7cyclictest0-21swapper/307:50:023
3854987992620,4cyclictest3860392-21kworker/u8:1+events_unbound07:34:252
3854987992619,4cyclictest3935051-21munin-run11:00:002
3854987992618,5cyclictest0-21swapper/208:40:012
3854987992616,6cyclictest0-21swapper/208:20:262
385498799261,4cyclictest0-21swapper/210:45:252
385498799260,12cyclictest0-21swapper/208:45:182
3854985992617,6cyclictest3912952-21/usr/sbin/munin09:55:161
3854985992613,10cyclictest3959335-21cat12:10:151
3854985992611,11cyclictest3917019-21/usr/sbin/munin10:05:231
385498099263,7cyclictest3943835-21sshd11:25:050
3854980992620,3cyclictest0-21swapper/011:40:000
3854980992616,7cyclictest3927581-21grep10:35:240
3854980992615,8cyclictest438-21cron11:50:000
3854991992519,3cyclictest0-21swapper/307:35:003
3854991992517,4cyclictest3881388-21auditctl08:25:013
3854991992516,5cyclictest0-21swapper/308:55:153
3854991992514,6cyclictest3965425-21grep12:25:233
3854987992515,5cyclictest0-21swapper/210:30:252
3854987992514,8cyclictest3964485-21df_inode12:25:122
3854980992520,3cyclictest3864674-21latency07:35:190
3854980992518,5cyclictest3837804-21kworker/u8:0+events_unbound07:12:420
3854980992518,5cyclictest3837804-21kworker/u8:0+events_unbound07:12:420
3854980992518,4cyclictest13850irq/36-mmc108:40:010
3854980992517,4cyclictest0-21swapper/009:15:010
385498099251,20cyclictest0-21swapper/008:26:020
3854991992416,4cyclictest0-21swapper/309:10:243
3854991992416,4cyclictest0-21swapper/307:14:203
3854991992416,4cyclictest0-21swapper/307:14:203
3854991992415,6cyclictest3886559-21sort08:40:013
3854991992413,7cyclictest3910468-21grep09:45:243
3854987992418,4cyclictest3875818-21grep08:05:232
3854987992418,3cyclictest0-21swapper/207:35:262
3854987992417,4cyclictest0-21swapper/210:25:252
3854987992416,5cyclictest311ktimers/212:30:112
3854987992416,5cyclictest0-21swapper/210:05:252
3854987992416,4cyclictest39544582chrt11:55:162
3854987992416,4cyclictest0-21swapper/210:00:152
3854980992418,2cyclictest0-21swapper/009:40:180
3854980992417,5cyclictest3938426-21kworker/u8:0+events_unbound11:15:050
3854980992417,4cyclictest3928817-1kworker/0:2H+mmc_complete11:00:000
3854980992416,4cyclictest0-21swapper/007:20:000
3854980992415,6cyclictest0-21swapper/008:00:010
3854980992413,9cyclictest13850irq/36-mmc107:50:130
385498099241,19cyclictest0-21swapper/010:34:380
3854991992316,4cyclictest0-21swapper/312:35:253
3854991992315,4cyclictest0-21swapper/308:30:013
3854991992314,5cyclictest0-21swapper/310:20:233
3854987992316,3cyclictest0-21swapper/211:20:162
385498099237,4cyclictest131rcu_preempt10:45:050
3854980992316,3cyclictest0-21swapper/010:29:430
3854980992316,3cyclictest0-21swapper/008:13:190
3854980992315,5cyclictest0-21swapper/011:15:000
3854980992315,5cyclictest0-21swapper/008:15:220
3854980992315,3cyclictest438-21cron08:35:010
385498099231,18cyclictest0-21swapper/010:11:530
385498099231,18cyclictest0-21swapper/009:28:460
385498099230,3cyclictest0-21swapper/012:20:090
385498099230,20cyclictest3936528-21runrttasks11:02:120
385498099230,19cyclictest0-21swapper/012:38:030
3854991992216,3cyclictest0-21swapper/312:30:243
3854991992215,4cyclictest3904055-21kthreadd09:30:013
3854991992215,4cyclictest0-21swapper/308:30:253
3854991992215,3cyclictest0-21swapper/308:05:223
3854991992214,5cyclictest0-21swapper/312:20:233
3854991992214,4cyclictest0-21swapper/307:50:253
3854991992213,6cyclictest0-21swapper/309:20:133
3854991992212,6cyclictest0-21swapper/309:40:013
3854987992216,3cyclictest0-21swapper/209:50:192
3854987992215,3cyclictest0-21swapper/209:40:162
385498099223,5cyclictest3956458-21ps12:00:210
3854980992216,2cyclictest0-21swapper/007:25:160
3854980992215,3cyclictest0-21swapper/011:20:250
385498099221,3cyclictest0-21swapper/010:01:140
3854980992213,6cyclictest3889675-21grep08:45:240
385498099220,20cyclictest0-21swapper/009:00:110
385499199219,7cyclictest0-21swapper/307:29:233
3854991992115,3cyclictest3931638-21idleruntime-cro10:50:013
3854991992113,6cyclictest3916310-21cpu10:05:133
385498799211,7cyclictest131rcu_preempt09:15:132
3854987992115,4cyclictest3915839-21kworker/u8:2+events_unbound10:14:522
3854987992115,3cyclictest0-21swapper/208:30:012
3854987992115,3cyclictest0-21swapper/208:00:012
3854987992113,6cyclictest0-21swapper/208:15:012
3854980992116,3cyclictest0-21swapper/007:41:200
3854991992015,3cyclictest3940937-21nfs4_client11:15:203
3854991992014,4cyclictest3870762-21kworker/u8:1+events_unbound08:01:273
3854991992013,5cyclictest391ktimers/308:10:113
3854991992013,4cyclictest39593512sleep312:10:173
3854991992012,4cyclictest0-21swapper/312:00:013
3854980992015,3cyclictest13550irq/42-30be0000.ethernet10:05:170
3854980992015,3cyclictest13550irq/42-30be0000.ethernet07:30:130
385499199191,4cyclictest0-21swapper/310:32:013
3854991991914,3cyclictest1-21systemd11:40:073
3854991991913,4cyclictest391ktimers/307:38:443
3854991991910,6cyclictest0-21swapper/310:10:203
3854987991913,3cyclictest0-21swapper/207:50:162
3854987991912,5cyclictest3935082-21kworker/u8:3+events_unbound11:05:032
3854991991812,3cyclictest3931863-21/usr/sbin/munin10:50:123
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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