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2026-02-14 - 08:09
[ 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 Sat Feb 14, 2026 00:44:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3233727997137,30cyclictest3254996-21grep20:05:271
3233732995346,5cyclictest3253478-21kworker/u8:2+events_unbound20:11:442
3233727995317,32cyclictest0-21swapper/122:05:251
3233735994930,15cyclictest3279381-21idleruntime-cro21:20:013
3233727994818,7cyclictest0-21swapper/119:45:251
3233727994721,3cyclictest3306975-21kworker/u8:022:40:011
323373599463,26cyclictest3287224-21ntp_states21:40:213
323373599460,39cyclictest0-21swapper/319:40:103
3233735994514,26cyclictest3247079-21/usr/sbin/munin19:45:173
3233735994436,5cyclictest3260070-21unixbench_multi20:20:273
3233735994426,15cyclictest3245138-21sendmail19:40:003
323373599440,36cyclictest0-21swapper/323:30:113
3233732994435,5cyclictest3301818-21sh22:25:012
3233722994438,4cyclictest3339636-21kworker/u8:1+events_unbound00:23:290
3233722994438,4cyclictest3294901-21kworker/u8:0+events_unbound22:12:040
3233722994432,10cyclictest121ktimers/000:30:120
3233735994332,7cyclictest3339452-21unixbench_singl00:10:243
3233735994317,23cyclictest3263521-21unixbench_singl20:30:253
323373599431,39cyclictest3276439-21/usr/sbin/munin21:10:163
323373599431,37cyclictest3331863-21/usr/sbin/munin23:50:173
3233732994334,5cyclictest204-21dbus-daemon20:41:502
3233732994329,9cyclictest3248125-21grep19:45:252
3233727994333,7cyclictest3263502-21grep20:30:251
3233727994331,8cyclictest3289372-21grep21:45:241
323373599421,38cyclictest3335105-21/usr/sbin/munin00:00:143
323373599421,38cyclictest3326874-21/usr/sbin/munin23:35:193
323373599421,36cyclictest3329971-21/usr/sbin/munin23:45:153
3233722994236,4cyclictest3272196-21kworker/u8:1+events_unbound21:31:570
3233722994235,4cyclictest3281065-21cron21:25:010
3233722994233,7cyclictest3257040-21kworker/u8:1+events_unbound20:31:510
323373599411,35cyclictest3345786-21/usr/sbin/munin00:30:203
323373599411,35cyclictest3321089-21/usr/sbin/munin23:20:103
323373599411,35cyclictest3298929-21/usr/sbin/munin22:15:173
323373599411,35cyclictest3250611-21/usr/sbin/munin19:55:153
323373599411,35cyclictest3248772-21sshd19:50:053
323373599411,34cyclictest3296916-21apt-get22:10:113
3233722994133,4cyclictest3312298-21munin-plugin-st22:55:000
3233722994123,4cyclictest131rcu_preempt23:05:010
323373599401,36cyclictest3343987-21memory00:25:183
323373599401,36cyclictest3315119-21/usr/sbin/munin23:00:243
323373599401,36cyclictest3306767-21cron22:38:003
323373599401,36cyclictest3302744-21/usr/sbin/munin22:25:233
323373599401,36cyclictest3274909-21meminfo21:05:213
323373599401,36cyclictest3242747-21/usr/sbin/munin19:30:243
323373599401,35cyclictest3291863-21/usr/sbin/munin21:55:133
323373599401,34cyclictest3323342-21/usr/sbin/munin23:25:203
323373599401,34cyclictest3323342-21/usr/sbin/munin23:25:203
323373599401,34cyclictest3312793-21/usr/sbin/munin22:55:173
323373599401,34cyclictest3304039-21/usr/sbin/munin22:30:173
323373599401,34cyclictest3281755-21meminfo21:25:173
323373599401,33cyclictest3254469-21/usr/sbin/munin20:05:223
3233727994029,5cyclictest0-21swapper/122:27:041
3233722994033,5cyclictest3228365-21kworker/u8:2+events_unbound19:11:370
3233722994032,4cyclictest3314012-21sendmail23:00:000
323373599393,31cyclictest629-21snmpd20:45:113
323373599391,35cyclictest3347727-21/usr/sbin/munin00:35:243
323373599391,35cyclictest3342504-21/usr/sbin/munin00:20:243
323373599391,35cyclictest3315950-21/usr/sbin/munin23:05:263
323373599391,35cyclictest3285031-21/usr/sbin/munin21:35:143
323373599391,35cyclictest3279588-21sshd21:20:043
323373599391,35cyclictest3269926-21/usr/sbin/munin20:50:233
323373599391,34cyclictest3295200-21sshd22:05:053
323373599391,34cyclictest3257392-21/usr/sbin/munin20:15:143
323373599391,33cyclictest3265903-21/usr/sbin/munin20:40:253
323373599391,31cyclictest3300351-21apt-get22:20:133
3233727993928,7cyclictest0-21swapper/123:20:241
3233722993932,5cyclictest3320661-21kworker/u8:0+events_unbound23:18:410
3233722993932,5cyclictest3304961-21kworker/u8:0+events_unbound22:42:060
3233722993929,4cyclictest131rcu_preempt19:51:180
323373599382,33cyclictest3340411-21/usr/sbin/munin00:15:163
323373599382,33cyclictest3238859-21ntp_kernel_pll_19:20:213
3233735993815,20cyclictest3319153-21latency_hist23:15:003
3233735993815,19cyclictest3310164-21grep22:45:253
323373599381,34cyclictest3338088-21sshd00:09:043
323373599381,34cyclictest3294578-21/usr/sbin/munin22:00:263
323373599381,34cyclictest3271304-21/usr/sbin/munin20:55:173
323373599381,34cyclictest3255875-21/usr/sbin/munin20:10:153
323373599380,32cyclictest3290071-21apt-get21:50:113
3233732993829,4cyclictest0-21swapper/223:15:162
3233727993828,5cyclictest0-21swapper/122:02:001
3233722993832,4cyclictest3253478-21kworker/u8:2+events_unbound20:06:440
3233722993827,7cyclictest3265675-21sendmail20:40:000
3233722993822,11cyclictest121ktimers/020:45:120
323373599374,30cyclictest3328781-21processes23:40:213
323373599373,31cyclictest3319938-21ntp_states23:15:223
323373599373,31cyclictest3262074-21cron20:28:013
3233735993719,13cyclictest0-21swapper/321:00:163
323373599371,33cyclictest3307842-21/usr/sbin/munin22:40:183
323373599371,33cyclictest3264237-21/usr/sbin/munin20:35:133
323373599371,33cyclictest3240592-21/usr/sbin/munin19:25:213
323373599371,33cyclictest3236167-21memory19:15:043
323373599371,32cyclictest3333251-21sshd23:55:053
3233735993710,24cyclictest3253843-21date20:05:023
323373599370,32cyclictest3288564-21cut21:45:153
3233727993729,4cyclictest0-21swapper/119:20:011
3233727993728,5cyclictest0-21swapper/122:40:151
3233722993727,7cyclictest121ktimers/021:25:110
323373599361,32cyclictest3311949-21sshd22:51:043
323373599361,32cyclictest3283519-21/usr/sbin/munin21:30:213
3233732993628,4cyclictest0-21swapper/221:50:242
3233732993626,6cyclictest3237450-21grep19:15:252
3233732993625,6cyclictest0-21swapper/221:35:252
3233722993618,6cyclictest645-21runrttasks21:37:590
3233722993614,12cyclictest3298353-21kworker/u8:2-events_freezable_power_22:24:320
323373599351,31cyclictest3234390-21if_eth119:10:163
3233732993527,4cyclictest3288123-21cron21:45:002
3233732993527,4cyclictest0-21swapper/220:45:162
3233732993527,4cyclictest0-21swapper/220:20:272
3233732993527,4cyclictest0-21swapper/219:35:002
3233727993527,4cyclictest0-21swapper/121:25:231
3233727993524,8cyclictest3298383-21sh22:15:001
3233727993524,8cyclictest3244655-21grep19:35:241
3233722993529,4cyclictest3287854-21kworker/u8:1+events_unbound21:41:580
3233722993529,4cyclictest3233492-21kworker/u8:1+events_unbound19:16:370
3233722993518,10cyclictest131rcu_preempt21:56:160
3233722993516,4cyclictest0-21swapper/019:22:260
3233722993512,12cyclictest0-21swapper/019:57:580
3233732993427,4cyclictest3263942-21cron20:35:002
3233732993419,12cyclictest3233715-21cyclictest00:00:122
3233727993426,6cyclictest231ktimers/121:00:131
3233727993423,7cyclictest0-21swapper/123:15:251
3233722993428,4cyclictest3261226-21kworker/u8:0+events_unbound20:26:490
3233722993427,5cyclictest3346689-21kworker/u8:1+events_unbound00:36:420
3233722993426,4cyclictest3324273-21kthreadd23:30:000
3233722993426,4cyclictest3324273-21kthreadd23:30:000
3233722993422,8cyclictest3241699-21latency_hist19:30:010
3233722993422,5cyclictest131rcu_preempt00:30:010
3233722993421,6cyclictest131rcu_preempt00:10:250
3233722993414,10cyclictest131rcu_preempt22:10:000
323373299335,5cyclictest131rcu_preempt23:00:122
3233732993326,5cyclictest3308638-21kworker/u8:2+events_unbound22:45:232
3233732993323,6cyclictest0-21swapper/223:50:252
3233727993325,4cyclictest0-21swapper/121:35:161
3233727993325,4cyclictest0-21swapper/120:50:161
3233727993322,7cyclictest3330898-21grep23:45:261
3233722993327,4cyclictest3329237-21kworker/u8:1+events_unbound00:02:410
3233722993323,6cyclictest0-21swapper/023:55:000
3233722993319,4cyclictest131rcu_preempt22:03:140
3233722993318,4cyclictest131rcu_preempt22:30:220
3233722993318,3cyclictest131rcu_preempt20:11:440
3233722993317,5cyclictest131rcu_preempt23:20:140
3233722993314,11cyclictest0-21swapper/023:57:520
3233722993314,11cyclictest0-21swapper/022:25:240
3233722993313,11cyclictest131rcu_preempt20:00:260
3233722993312,14cyclictest131rcu_preempt20:55:010
3233722993312,10cyclictest131rcu_preempt23:13:580
3233732993218,10cyclictest311ktimers/219:20:122
3233727993221,7cyclictest0-21swapper/100:00:251
3233727993220,8cyclictest3260087-21grep20:20:271
3233727993218,10cyclictest3300109-21ls22:20:011
3233722993224,4cyclictest0-21swapper/023:35:000
3233722993223,6cyclictest0-21swapper/021:00:260
3233722993222,6cyclictest0-21swapper/021:00:010
3233722993215,5cyclictest131rcu_preempt19:43:010
3233722993213,10cyclictest0-21swapper/020:24:580
3233722993212,9cyclictest131rcu_preempt23:01:310
3233732993122,6cyclictest3252358-21fschecks_count20:00:162
3233732993121,7cyclictest311ktimers/223:45:132
3233727993122,5cyclictest0-21swapper/120:55:161
3233727993121,6cyclictest0-21swapper/119:10:251
3233727993119,8cyclictest3338579-21tune2fs00:10:151
323372299317,15cyclictest131rcu_preempt21:10:110
3233722993124,4cyclictest0-21swapper/022:15:260
3233722993123,6cyclictest3331117-21kworker/u8:0+events_unbound23:47:490
3233722993119,5cyclictest131rcu_preempt23:40:190
3233722993118,5cyclictest131rcu_preempt19:45:170
3233722993112,9cyclictest0-21swapper/000:18:060
3233722993111,5cyclictest131rcu_preempt21:45:240
3233722993110,5cyclictest131rcu_preempt20:20:010
323372299310,29cyclictest0-21swapper/021:50:110
3233732993024,4cyclictest3270420-21kworker/u8:0+events_unbound20:51:522
3233732993023,4cyclictest0-21swapper/200:35:162
3233732993023,3cyclictest0-21swapper/221:00:012
3233732993016,5cyclictest3304961-21kworker/u8:0+events_unbound22:39:392
3233727993022,5cyclictest3251971-21sh20:00:011
3233727993021,6cyclictest3327493-21grep23:35:251
3233727993021,5cyclictest0-21swapper/119:50:251
3233727993019,7cyclictest0-21swapper/121:20:261
3233722993023,4cyclictest3275935-21idleruntime-cro21:10:010
3233722993022,6cyclictest3233492-21kworker/u8:1+events_unbound19:30:320
3233722993015,5cyclictest131rcu_preempt22:38:080
3233722993010,12cyclictest131rcu_preempt19:40:000
3233732992921,4cyclictest0-21swapper/200:00:002
3233732992920,6cyclictest3272939-21fschecks_time21:00:172
3233732992920,5cyclictest0-21swapper/223:37:112
3233732992919,7cyclictest3325977-21idleruntime-cro23:35:002
3233727992922,4cyclictest0-21swapper/120:15:261
3233727992913,12cyclictest231ktimers/120:35:111
3233722992917,5cyclictest131rcu_preempt00:05:200
3233722992912,10cyclictest131rcu_preempt20:40:170
3233732992822,4cyclictest3272196-21kworker/u8:1+events_unbound21:06:542
3233732992822,3cyclictest3241504-21kthreadd19:30:002
3233732992819,6cyclictest3307560-21fschecks_count22:40:152
3233727992819,6cyclictest0-21swapper/122:30:271
3233727992818,7cyclictest0-21swapper/100:15:151
3233727992818,6cyclictest0-21swapper/119:25:261
3233722992816,3cyclictest131rcu_preempt22:47:380
3233732992722,3cyclictest3239426-21kworker/u8:0+events_unbound19:51:422
3233732992721,4cyclictest3336127-21kworker/u8:0+events_unbound00:24:382
3233732992719,5cyclictest3255243-21kworker/u8:0+events_unbound20:15:122
3233732992718,6cyclictest3345453-21fschecks_time00:30:162
3233727992719,4cyclictest0-21swapper/121:55:251
3233727992719,4cyclictest0-21swapper/100:10:001
3233727992715,8cyclictest3261832-21grep20:25:281
3233722992711,3cyclictest0-21swapper/021:15:180
3233732992620,3cyclictest0-21swapper/220:35:252
3233732992619,4cyclictest3262252-21munin-plugin-st20:30:012
3233732992618,4cyclictest0-21swapper/221:55:162
3233727992619,4cyclictest0-21swapper/122:50:251
3233727992619,3cyclictest0-21swapper/123:35:001
3233727992618,5cyclictest3291132-21grep21:50:251
3233727992617,6cyclictest3283429-21grep21:30:161
323373299256,6cyclictest131rcu_preempt00:05:192
3233732992518,4cyclictest0-21swapper/223:00:002
3233732992518,3cyclictest0-21swapper/200:15:252
3233732992517,4cyclictest3304833-21unixbench_singl22:30:272
3233732992515,7cyclictest32-21ksoftirqd/221:25:182
3233732992515,7cyclictest32-21ksoftirqd/200:14:262
3233732992515,6cyclictest0-21swapper/221:45:252
3233732992514,8cyclictest32-21ksoftirqd/222:00:142
3233732992510,10cyclictest311ktimers/223:10:112
3233727992518,4cyclictest3239360-21unixbench_singl19:20:261
3233727992518,3cyclictest0-21swapper/100:20:141
3233727992517,4cyclictest438-21cron21:45:001
3233727992517,4cyclictest0-21swapper/100:25:151
3233727992516,4cyclictest0-21swapper/121:20:011
3233727992512,9cyclictest164-21systemd-journal22:47:061
3233732992418,4cyclictest3320661-21kworker/u8:0+events_unbound23:28:062
3233732992418,4cyclictest3320661-21kworker/u8:0+events_unbound23:28:062
3233732992418,4cyclictest3303227-21kworker/u8:1+events_unbound22:29:542
3233732992418,4cyclictest3298353-21kworker/u8:2+events_unbound22:16:502
3233732992418,4cyclictest3233492-21kworker/u8:1+events_unbound19:39:272
3233732992418,3cyclictest0-21swapper/222:05:252
323373299240,13cyclictest3252143-21latency_hist20:00:022
3233727992418,3cyclictest0-21swapper/123:25:221
3233727992418,3cyclictest0-21swapper/123:25:221
3233727992415,6cyclictest3242995-21unixbench_singl19:30:251
3233727992413,8cyclictest3276389-21cut21:10:151
3233727992413,7cyclictest3331693-21fschecks_count23:50:161
323373299237,3cyclictest0-21swapper/220:05:242
323373299236,7cyclictest131rcu_preempt23:05:172
323373299235,5cyclictest3283484-21kworker/u8:3+events_unbound21:31:202
3233732992317,3cyclictest0-21swapper/219:40:242
3233732992316,4cyclictest0-21swapper/221:20:172
3233732992316,4cyclictest0-21swapper/221:15:192
3233732992314,7cyclictest311ktimers/223:20:102
3233732992314,6cyclictest3294901-21kworker/u8:0+events_unbound22:10:182
3233732992313,6cyclictest0-21swapper/200:25:242
3233727992317,3cyclictest0-21swapper/120:40:241
3233727992317,3cyclictest0-21swapper/119:40:171
3233727992316,4cyclictest0-21swapper/123:10:251
3233727992310,9cyclictest3333386-21seq23:55:171
323373299227,3cyclictest131rcu_preempt22:50:162
3233727992216,3cyclictest0-21swapper/123:42:111
3233727992215,5cyclictest231ktimers/121:10:011
323372799221,4cyclictest33131952cut22:55:241
3233732992110,8cyclictest3234674-21awk19:10:222
3233727992115,3cyclictest0-21swapper/100:30:201
3233727992112,6cyclictest0-21swapper/100:35:181
3233732992012,6cyclictest3325738-21kworker/u8:3+events_unbound23:43:392
323372799204,4cyclictest131rcu_preempt20:10:201
3233727992013,5cyclictest231ktimers/122:20:171
3233727992012,5cyclictest231ktimers/120:00:161
323372799196,2cyclictest0-21swapper/123:03:381
3233727991911,4cyclictest3267750-21fschecks_count20:45:161
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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