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2026-01-26 - 18:38
[ 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 highest latencies:
System rackbslot5s.osadl.org (updated Mon Jan 26, 2026 12:44:54)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
320136995750,5cyclictest319770-21kworker/u8:0+events_unbound07:35:053
320133994938,7cyclictest323678-21grep07:15:250
320136994837,7cyclictest418789-21grep11:50:253
320135994738,7cyclictest353415-21kworker/u8:0+events_unbound09:30:342
320134994721,21cyclictest0-21swapper/108:55:251
320136994538,4cyclictest393346-21sendmail10:40:003
320136994538,4cyclictest393346-21sendmail10:40:003
320134994525,16cyclictest0-21swapper/108:15:241
320134994525,16cyclictest0-21swapper/108:15:241
320134994523,18cyclictest0-21swapper/109:25:271
320135994435,5cyclictest388028-21munin-plugin-st10:25:002
320134994435,6cyclictest404062-21fschecks_time11:10:171
320134994414,25cyclictest0-21swapper/107:20:021
32013499441,10cyclictest412838-21/usr/sbin/munin11:35:161
32013499428,6cyclictest326346-21/usr/sbin/munin07:25:171
32013499423,9cyclictest331518-21diskstats07:40:151
320134994212,26cyclictest0-21swapper/112:00:231
320135994133,6cyclictest356803-21kworker/u8:1+events_unbound08:55:282
320135994133,5cyclictest434606-21munin-run12:40:002
320135994132,6cyclictest340081-21fschecks_count08:05:152
320135994130,6cyclictest0-21swapper/210:05:252
320134994115,23cyclictest0-21swapper/111:30:271
32013499411,11cyclictest433610-21/usr/sbin/munin12:35:191
320133994131,7cyclictest396774-21idleruntime-cro10:49:590
320136994034,4cyclictest363570-21kworker/u8:3+events_unbound09:40:363
320136994033,5cyclictest324055-21kworker/u8:1+events_unbound07:56:423
320134994028,8cyclictest0-21swapper/111:00:281
32013499401,9cyclictest363469-21sshd09:10:311
32013499401,8cyclictest417498-21cron11:50:001
32013499401,11cyclictest345743-21memory08:20:211
32013499401,11cyclictest345743-21memory08:20:201
32013499401,10cyclictest396763-21cron10:49:591
320134994010,7cyclictest351687-21seq08:37:511
320134994010,7cyclictest351687-21seq08:37:511
320134994010,7cyclictest321405-21seq07:10:341
320133994029,7cyclictest432480-21unixbench_singl12:30:250
320136993932,5cyclictest353415-21kworker/u8:0+events_unbound09:20:343
320136993932,4cyclictest0-21swapper/312:00:003
320136993929,7cyclictest329298-21apt-config07:35:023
32013499397,5cyclictest390277-21/usr/sbin/munin10:30:151
32013499397,5cyclictest390277-21/usr/sbin/munin10:30:151
32013499397,5cyclictest342754-21cat08:10:271
320134993930,5cyclictest0-21swapper/111:15:161
32013499392,9cyclictest394169-21ntp_states10:40:211
32013499392,8cyclictest400175-21cron11:00:011
32013499392,7cyclictest430731-21grep12:25:261
32013499392,12cyclictest336260-21cron07:55:001
32013499391,12cyclictest373112-21wc09:40:201
320134993911,24cyclictest0-21swapper/109:20:191
32013499391,11cyclictest364193-21df_inode09:15:151
32013499391,11cyclictest364193-21df_inode09:15:151
32013499391,10cyclictest379013-21unixbench_singl09:55:241
32013499391,10cyclictest325816-21cron07:25:011
320134993910,8cyclictest383018-21wc10:10:001
320136993822,6cyclictest386111-21kworker/u8:0+events_unbound10:20:383
320136993821,4cyclictest131rcu_preempt08:40:113
320136993821,4cyclictest131rcu_preempt08:40:113
320135993831,4cyclictest414088-21sendmail11:40:002
320135993828,7cyclictest424338-21cron12:10:002
32013499386,5cyclictest0-21swapper/111:20:281
32013499381,9cyclictest355986-21memory08:50:191
320134993818,16cyclictest0-21swapper/111:50:161
320134993818,16cyclictest0-21swapper/109:05:021
32013499381,6cyclictest428224-21grep12:20:171
32013499381,6cyclictest428224-21grep12:20:171
320134993813,22cyclictest431567-21cut12:30:141
32013499381,11cyclictest377360-21users09:50:271
32013499381,10cyclictest389241-21tail10:25:241
32013499381,10cyclictest389241-21tail10:25:241
32013499381,10cyclictest339937-21apt-get08:05:131
320134993810,7cyclictest0-21swapper/110:50:271
320133993827,8cyclictest412369-21apt-key11:35:010
320136993731,4cyclictest386111-21kworker/u8:0+events_unbound11:05:413
320135993727,6cyclictest0-21swapper/209:45:012
32013499379,3cyclictest374353-21/usr/sbin/munin09:45:121
32013499378,3cyclictest410316-21taskset11:28:211
32013499378,3cyclictest0-21swapper/108:40:221
32013499378,3cyclictest0-21swapper/108:40:221
32013499377,4cyclictest388007-21cron10:25:011
320134993730,4cyclictest0-21swapper/107:45:181
32013499372,9cyclictest427768-21munin-plugin-st12:19:591
32013499372,8cyclictest327758-21/usr/sbin/munin07:30:251
32013499372,7cyclictest423884-21grep12:05:241
32013499372,6cyclictest360805-21grep09:05:171
32013499371,9cyclictest347561-21ntp_states08:25:211
32013499371,9cyclictest347561-21ntp_states08:25:201
32013499371,7cyclictest381166-21cron10:05:001
320134993713,21cyclictest0-21swapper/108:30:241
320134993711,4cyclictest231ktimers/110:15:171
320133993729,4cyclictest0-21swapper/008:45:250
320136993627,5cyclictest0-21swapper/308:20:173
320136993627,5cyclictest0-21swapper/308:20:173
320136993625,8cyclictest391419-21sh10:35:003
320136993625,8cyclictest391419-21sh10:35:003
320136993620,5cyclictest131rcu_preempt09:25:143
32013499369,24cyclictest0-21swapper/109:35:151
320134993625,8cyclictest337988-21munin-plugin-st08:00:001
320134993625,7cyclictest0-21swapper/111:05:251
32013499361,9cyclictest369411-21fschecks_time09:30:151
32013499361,9cyclictest355127-21cron08:48:001
32013499361,12cyclictest339887-21cat08:05:011
32013499361,10cyclictest420225-21cat11:55:241
32013499361,10cyclictest414775-21/usr/sbin/munin11:40:171
320133993625,7cyclictest381173-21debian-sa110:05:010
320136993529,4cyclictest368759-21kworker/u8:1+events_unbound09:45:353
320136993517,10cyclictest131rcu_preempt09:55:233
32013599359,3cyclictest131rcu_preempt11:10:132
32013499351,7cyclictest393334-21cron10:40:011
32013499351,7cyclictest393334-21cron10:40:001
320133993525,6cyclictest336724-21grep07:55:170
320133993524,7cyclictest0-21swapper/008:30:260
320136993428,4cyclictest396419-21kworker/u8:1+events_unbound10:50:393
320136993427,5cyclictest331128-21kworker/u8:2+events_unbound08:45:283
320136993427,3cyclictest0-21swapper/309:40:013
320136993425,5cyclictest0-21swapper/312:20:163
320136993425,5cyclictest0-21swapper/312:20:163
320135993428,4cyclictest0-21swapper/208:10:142
32013499348,3cyclictest425060-21missed_timers12:10:181
320133993425,5cyclictest0-21swapper/009:55:220
320133993424,7cyclictest363847-21auditctl09:15:020
320133993424,6cyclictest0-21swapper/009:45:230
320133993424,6cyclictest0-21swapper/009:35:250
320133993422,8cyclictest358290-21grep08:55:250
320136993325,4cyclictest0-21swapper/311:40:013
320136993325,4cyclictest0-21swapper/311:15:263
320136993325,4cyclictest0-21swapper/310:30:013
320136993325,4cyclictest0-21swapper/310:30:013
320136993318,9cyclictest131rcu_preempt12:30:003
320136993317,9cyclictest53-21kcompactd007:25:153
320136993315,6cyclictest341842-21kworker/u8:3+events_unbound08:35:063
320136993315,6cyclictest341842-21kworker/u8:3+events_unbound08:35:063
320135993324,6cyclictest0-21swapper/209:05:012
32013499331,10cyclictest629-21snmpd10:10:211
320133993325,4cyclictest0-21swapper/012:35:240
32013699328,12cyclictest131rcu_preempt12:05:253
320136993220,8cyclictest391ktimers/312:10:113
320136993217,9cyclictest131rcu_preempt08:30:213
320136993217,4cyclictest324055-21kworker/u8:1+events_unbound08:06:123
320136993211,11cyclictest40-21ksoftirqd/308:15:003
32013599322,4cyclictest0-21swapper/209:20:132
320135993224,4cyclictest0-21swapper/210:10:252
320135993224,4cyclictest0-21swapper/208:25:012
320135993224,4cyclictest0-21swapper/208:25:002
320135993222,7cyclictest331580-21fschecks_time07:40:162
320135993217,8cyclictest131rcu_preempt10:55:182
320135993215,5cyclictest341842-21kworker/u8:3+events_unbound08:35:112
320135993215,5cyclictest341842-21kworker/u8:3+events_unbound08:35:112
32013499329,4cyclictest231ktimers/107:35:251
320133993225,4cyclictest320131-21cyclictest08:05:010
320133993223,5cyclictest328749-21grep07:30:250
320133993221,7cyclictest385861-21grep10:15:240
320136993120,7cyclictest422191-21grep12:00:233
320136993120,7cyclictest0-21swapper/308:25:243
320136993120,7cyclictest0-21swapper/308:25:243
320136993115,5cyclictest131rcu_preempt09:33:143
320136993114,5cyclictest331128-21kworker/u8:2+events_unbound08:50:113
320135993124,4cyclictest331157-21idleruntime-cro07:40:012
320135993123,4cyclictest0-21swapper/210:00:252
320135993111,17cyclictest311ktimers/208:50:122
320133993124,5cyclictest121ktimers/009:00:100
320133993121,7cyclictest346341-21grep08:20:260
320133993121,7cyclictest346341-21grep08:20:260
320133993119,8cyclictest353179-21grep08:40:250
320133993119,8cyclictest353179-21grep08:40:240
320136993024,4cyclictest382740-21kworker/u8:3+events_unbound10:15:363
320136993022,6cyclictest353415-21kworker/u8:0+events_unbound09:08:413
32013699301,6cyclictest393597-21apt-get10:40:123
320136993013,5cyclictest131rcu_preempt09:10:533
320136993013,4cyclictest131rcu_preempt08:16:333
320136993013,4cyclictest131rcu_preempt08:16:333
320136993010,10cyclictest40-21ksoftirqd/307:15:023
32013599308,6cyclictest131rcu_preempt09:50:132
320135993023,5cyclictest353415-21kworker/u8:0+events_unbound09:10:322
320135993023,4cyclictest386316-21sendmail10:20:012
320135993020,6cyclictest403605-21cron11:10:002
320135993020,5cyclictest418792-21unixbench_singl11:50:262
320135993013,6cyclictest363570-21kworker/u8:3+events_unbound09:45:122
320133993025,3cyclictest0-21swapper/011:20:140
320133993022,4cyclictest0-21swapper/012:20:250
320133993022,4cyclictest0-21swapper/012:20:250
320133993022,4cyclictest0-21swapper/010:30:230
320133993022,4cyclictest0-21swapper/010:30:230
320133993022,4cyclictest0-21swapper/009:20:260
320136992912,5cyclictest131rcu_preempt12:30:113
320136992911,6cyclictest131rcu_preempt07:15:023
320136992910,12cyclictest0-21swapper/311:25:093
32013599299,7cyclictest131rcu_preempt10:30:102
32013599299,7cyclictest131rcu_preempt10:30:102
320135992922,5cyclictest324055-21kworker/u8:1+events_unbound07:28:402
320135992922,5cyclictest312904-21kworker/u8:3+events_unbound07:20:132
320135992922,3cyclictest0-21swapper/211:30:262
320135992918,4cyclictest399868-21kworker/u8:2+events_unbound11:40:482
320135992917,10cyclictest320131-21cyclictest10:50:172
320135992914,6cyclictest319770-21kworker/u8:0+events_unbound07:17:552
320133992922,4cyclictest0-21swapper/007:50:270
320133992919,7cyclictest384128-21grep10:10:240
320133992919,6cyclictest418746-21grep11:50:250
32013399291,6cyclictest376262-21apt-get09:50:060
32013699289,9cyclictest131rcu_preempt08:05:003
32013699288,12cyclictest0-21swapper/307:46:103
320136992822,4cyclictest386111-21kworker/u8:0+events_unbound11:01:473
320136992821,4cyclictest415802-21cron11:45:013
320136992813,3cyclictest131rcu_preempt10:05:183
32013599283,14cyclictest0-21swapper/212:11:532
320135992822,4cyclictest382740-21kworker/u8:3+events_unbound12:00:162
320135992822,4cyclictest382740-21kworker/u8:3+events_unbound10:47:102
320135992819,4cyclictest0-21swapper/209:15:172
320135992819,4cyclictest0-21swapper/209:15:162
320135992812,10cyclictest131rcu_preempt07:55:112
320133992820,4cyclictest0-21swapper/010:50:260
320133992820,4cyclictest0-21swapper/009:05:180
320133992819,6cyclictest0-21swapper/010:05:250
320133992819,5cyclictest0-21swapper/008:05:240
320133992818,7cyclictest392213-21kernelversion10:35:190
320133992818,7cyclictest392213-21kernelversion10:35:180
320133992816,9cyclictest388011-21sh10:25:000
32013699277,11cyclictest40-21ksoftirqd/310:55:133
32013699277,11cyclictest40-21ksoftirqd/310:00:253
32013699276,13cyclictest40-21ksoftirqd/309:19:493
32013699276,13cyclictest40-21ksoftirqd/309:19:483
32013699275,11cyclictest40-21ksoftirqd/312:15:213
320136992716,7cyclictest0-21swapper/311:15:013
320136992712,3cyclictest131rcu_preempt11:20:223
320136992710,4cyclictest131rcu_preempt11:45:113
32013699270,13cyclictest0-21swapper/307:50:143
320135992720,5cyclictest399868-21kworker/u8:2+events_unbound11:29:422
320135992720,4cyclictest345044-21sendmail08:20:012
320135992720,4cyclictest345044-21sendmail08:20:002
320135992719,5cyclictest0-21swapper/207:35:022
320135992715,3cyclictest131rcu_preempt10:25:142
320135992715,3cyclictest131rcu_preempt10:25:142
320135992714,4cyclictest131rcu_preempt08:00:192
320135992713,4cyclictest131rcu_preempt10:40:182
32013599271,15cyclictest0-21swapper/209:56:262
320133992722,3cyclictest406774-21sh11:17:000
320133992719,3cyclictest0-21swapper/008:25:150
320133992719,3cyclictest0-21swapper/008:25:140
320133992718,4cyclictest0-21swapper/012:05:160
32013699267,5cyclictest131rcu_preempt09:50:123
32013699260,13cyclictest434477-21runrttasks12:38:333
32013699260,13cyclictest0-21swapper/308:55:033
32013599269,11cyclictest131rcu_preempt12:20:502
32013599269,11cyclictest131rcu_preempt12:20:502
32013599268,11cyclictest131rcu_preempt09:35:152
32013599266,12cyclictest32-21ksoftirqd/208:40:172
32013599266,12cyclictest32-21ksoftirqd/208:40:172
320135992621,3cyclictest341842-21kworker/u8:3-events_power_efficient08:28:542
320135992621,3cyclictest341842-21kworker/u8:3-events_power_efficient08:28:542
320135992619,5cyclictest356803-21kworker/u8:1+events_unbound09:06:052
320135992618,5cyclictest0-21swapper/211:45:242
320135992617,7cyclictest386111-21kworker/u8:0+events_unbound11:02:442
320135992617,5cyclictest349743-21grep08:30:252
320135992616,7cyclictest419561-21diskstats11:55:142
32013599260,5cyclictest355291-21cron08:50:002
320133992621,3cyclictest344775-21cron08:17:010
320133992621,3cyclictest344775-21cron08:17:000
320133992619,4cyclictest342868-21tail08:10:260
320133992619,3cyclictest0-21swapper/011:15:020
320133992618,4cyclictest0-21swapper/011:45:010
320133992615,9cyclictest121ktimers/009:40:120
320133992615,8cyclictest438-21cron11:00:000
32013699259,6cyclictest40-21ksoftirqd/307:40:173
320136992513,9cyclictest412450-21sed11:35:013
320136992510,4cyclictest131rcu_preempt07:20:103
32013599254,10cyclictest32-21ksoftirqd/209:25:232
320135992519,3cyclictest0-21swapper/212:25:192
320135992518,4cyclictest0-21swapper/212:15:242
320135992518,3cyclictest0-21swapper/211:20:282
320135992514,8cyclictest380-21ntpd10:35:202
320135992514,8cyclictest380-21ntpd10:35:202
320135992512,4cyclictest131rcu_preempt11:15:242
320133992519,3cyclictest0-21swapper/011:45:210
320133992519,3cyclictest0-21swapper/010:40:230
320133992517,4cyclictest438-21cron07:40:000
320133992516,6cyclictest0-21swapper/008:55:000
32013699241,12cyclictest0-21swapper/310:13:073
32013599243,3cyclictest131rcu_preempt07:15:012
320135992418,4cyclictest413963-21kworker/u8:1+events_unbound12:30:472
320133992415,5cyclictest0-21swapper/007:25:020
320133992414,7cyclictest421804-21cut12:00:220
320133992414,6cyclictest321428-1kworker/0:1H+mmc_complete07:45:010
320133992414,6cyclictest0-21swapper/012:15:230
320133992414,6cyclictest0-21swapper/011:06:380
32013399241,19cyclictest0-21swapper/011:26:110
32013399241,19cyclictest0-21swapper/009:32:450
32013399241,19cyclictest0-21swapper/009:29:410
32013599238,8cyclictest131rcu_preempt07:45:192
32013599236,9cyclictest335867-21awk07:50:262
32013399238,12cyclictest365556-21latency_hist09:20:010
32013399238,12cyclictest365556-21latency_hist09:20:010
32013399233,5cyclictest420922-21munin-run12:00:000
320133992314,6cyclictest426046-21sh12:14:590
32013399231,3cyclictest412717-21df_inode11:35:150
32013399231,18cyclictest0-21swapper/012:27:410
32013399231,18cyclictest0-21swapper/007:27:500
320136992216,4cyclictest356803-21kworker/u8:1+events_unbound09:00:083
320133992215,3cyclictest0-21swapper/008:38:540
320133992215,3cyclictest0-21swapper/008:38:540
320133992215,3cyclictest0-21swapper/007:45:040
32013399220,4cyclictest0-21swapper/007:12:070
320133992114,5cyclictest365633-1kworker/0:1H+mmc_complete10:30:010
320133992114,5cyclictest365633-1kworker/0:1H+mmc_complete10:30:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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