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2026-02-27 - 02:22
[ 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 #e, slot #6

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
Compare latency of primary with shadow system
Characteristics of all highest latencies:
System rackeslot6s.osadl.org (updated Thu Feb 26, 2026 12:44:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1857547999315,64cyclictest1872231-21apt-get08:35:021
1857547999315,64cyclictest1872231-21apt-get08:35:021
1857547997931,41cyclictest231ktimers/109:40:131
1857547997931,41cyclictest231ktimers/109:40:131
1857547996723,35cyclictest0-21swapper/108:40:291
1857547996621,5cyclictest0-21swapper/109:05:281
1857547996532,28cyclictest0-21swapper/111:10:281
1857547996527,30cyclictest0-21swapper/112:30:281
1857547996525,31cyclictest0-21swapper/108:05:301
1857547996419,39cyclictest0-21swapper/108:40:011
1857547996323,35cyclictest0-21swapper/111:00:191
1857547996318,5cyclictest0-21swapper/109:25:001
1857547996127,28cyclictest0-21swapper/107:30:291
1857547996118,8cyclictest0-21swapper/109:45:261
1857547996117,10cyclictest0-21swapper/107:40:271
1857547996117,10cyclictest0-21swapper/107:40:261
1857544996017,37cyclictest131ktimers/008:55:020
1857547995921,6cyclictest0-21swapper/107:50:321
1857547995919,34cyclictest0-21swapper/112:35:291
1857547995918,7cyclictest0-21swapper/107:15:281
1857547995730,22cyclictest0-21swapper/109:40:001
1857547995724,26cyclictest0-21swapper/111:30:271
1857547995719,4cyclictest0-21swapper/111:50:191
1857547995718,4cyclictest0-21swapper/108:20:181
1857547995718,4cyclictest0-21swapper/108:20:171
185754499573,26cyclictest15-21rcuc/008:40:020
1857547995620,31cyclictest0-21swapper/110:50:011
1857547995619,4cyclictest0-21swapper/110:40:011
1857547995619,31cyclictest0-21swapper/112:00:221
1857547995619,31cyclictest0-21swapper/112:00:221
1857547995618,7cyclictest0-21swapper/109:50:231
185754799561,4cyclictest0-21swapper/108:45:011
1857547995525,25cyclictest0-21swapper/109:00:201
1857547995517,8cyclictest0-21swapper/108:00:291
1857547995517,5cyclictest0-21swapper/111:05:281
1857547995514,9cyclictest0-21swapper/110:00:261
1857547995514,9cyclictest0-21swapper/110:00:261
1857547995423,7cyclictest1858265-21grep07:10:271
1857547995423,7cyclictest1858265-21grep07:10:271
1857547995417,7cyclictest0-21swapper/107:25:281
1857544995436,15cyclictest167350irq/118-8000000.ethernet-tx011:45:190
1857544995414,34cyclictest0-21swapper/008:35:020
1857544995414,34cyclictest0-21swapper/008:35:010
1857547995316,6cyclictest0-21swapper/112:20:001
1857547995221,6cyclictest0-21swapper/108:10:301
1857548995038,8cyclictest1893613-21sendmail10:40:002
185754899501,19cyclictest0-21swapper/207:10:012
1857544994942,4cyclictest167350irq/118-8000000.ethernet-tx012:10:280
1857544994937,8cyclictest1880720-21grep09:20:290
1857547994828,10cyclictest0-21swapper/108:55:281
1857547994825,9cyclictest0-21swapper/112:05:271
1857547994820,7cyclictest1904039-21/usr/sbin/munin11:40:201
1857547994820,6cyclictest0-21swapper/109:30:271
1857544994841,4cyclictest167350irq/118-8000000.ethernet-tx011:05:180
1857544994834,8cyclictest167350irq/118-8000000.ethernet-tx009:45:000
1857544994834,8cyclictest167350irq/118-8000000.ethernet-tx009:45:000
185754499482,42cyclictest131ktimers/009:05:000
1857544994812,31cyclictest0-21swapper/007:50:000
1857548994735,6cyclictest1865380-21grep07:50:322
1857548994729,11cyclictest0-21swapper/210:30:012
185754499471,39cyclictest0-21swapper/011:45:010
1857547994637,5cyclictest1860226-21unixbench_multi07:20:261
1857547994633,9cyclictest0-21swapper/110:10:271
1857544994639,4cyclictest167350irq/118-8000000.ethernet-tx012:15:180
1857544994638,4cyclictest167350irq/118-8000000.ethernet-tx007:25:000
1857544994629,14cyclictest167350irq/118-8000000.ethernet-tx012:40:010
185754499462,6cyclictest1892275-21cut10:30:170
1857544994537,5cyclictest167350irq/118-8000000.ethernet-tx012:05:230
185754499453,39cyclictest0-21swapper/011:55:010
185754499452,18cyclictest12-21ksoftirqd/010:50:010
1857544994511,5cyclictest1886757-21apt-get10:00:020
1857548994425,12cyclictest30-21rcuc/209:20:012
1857547994433,7cyclictest0-21swapper/112:25:281
185754499449,2cyclictest0-21swapper/011:00:010
1857544994435,5cyclictest167350irq/118-8000000.ethernet-tx012:30:260
1857544994434,4cyclictest0-21swapper/011:10:280
185754499441,9cyclictest0-21swapper/012:05:010
185754499441,9cyclictest0-21swapper/012:05:010
1857548994331,7cyclictest0-21swapper/212:30:282
1857548994330,6cyclictest1890247-21sendmail10:20:012
185754799431,10cyclictest0-21swapper/112:15:011
1857544994336,4cyclictest20650irq/252-8000000.ethernet07:55:240
1857544994335,4cyclictest167350irq/118-8000000.ethernet-tx011:35:000
1857544994333,6cyclictest1858310-21grep07:10:260
1857544994333,6cyclictest1858310-21grep07:10:260
1857544994333,6cyclictest0-21swapper/010:15:000
1857548994233,5cyclictest1909744-21munin-plugin-st12:14:592
1857548994233,4cyclictest311ktimers/207:10:192
1857548994233,4cyclictest311ktimers/207:10:192
185754499427,29cyclictest0-21swapper/010:40:010
185754499426,4cyclictest0-21swapper/008:30:000
1857544994234,5cyclictest20850irq/208-8000000.ethernet09:35:020
1857544994234,5cyclictest1879881-21grep09:15:280
185754499422,5cyclictest1870215-21meminfo08:20:220
185754499422,5cyclictest1870215-21meminfo08:20:220
185754499422,4cyclictest0-21swapper/007:10:000
185754499422,38cyclictest1863346-21fschecks_time07:40:210
185754499422,38cyclictest1863346-21fschecks_time07:40:200
185754499421,5cyclictest1911945-21meminfo12:25:240
185754499421,38cyclictest0-21swapper/008:00:150
1857548994125,9cyclictest0-21swapper/212:05:202
185754499412,4cyclictest1897293-21cpu11:00:160
185754499412,4cyclictest1887134-21df_inode10:00:180
185754499412,4cyclictest1887134-21df_inode10:00:180
185754499411,4cyclictest0-21swapper/011:20:010
185754499411,38cyclictest0-21swapper/012:20:180
1857548994032,5cyclictest311ktimers/211:45:272
1857548994031,6cyclictest311ktimers/210:05:212
1857548994030,5cyclictest0-21swapper/207:15:282
1857548994028,8cyclictest0-21swapper/211:40:262
1857548994027,8cyclictest0-21swapper/208:55:292
1857548994026,8cyclictest311ktimers/207:25:142
1857547994031,5cyclictest0-21swapper/110:30:261
1857547994027,9cyclictest0-21swapper/108:25:261
1857547994027,8cyclictest0-21swapper/110:55:181
1857544994030,6cyclictest1868745-21grep08:10:300
1857548993930,6cyclictest311ktimers/209:25:252
1857548993930,6cyclictest14-21rcu_preempt09:55:212
1857548993929,7cyclictest311ktimers/209:45:282
1857548993928,7cyclictest1873106-21grep08:35:302
1857548993925,7cyclictest0-21swapper/210:40:282
185754799398,15cyclictest1893911-21/usr/sbin/munin10:40:191
1857547993930,5cyclictest0-21swapper/111:55:161
1857544993933,4cyclictest0-21swapper/010:40:200
1857544993932,4cyclictest0-21swapper/008:15:270
1857544993931,4cyclictest167350irq/118-8000000.ethernet-tx007:15:040
1857544993926,9cyclictest0-21swapper/010:20:280
1857544993922,15cyclictest0-21swapper/009:45:190
185754499391,36cyclictest0-21swapper/010:50:150
185754499391,35cyclictest1860883-21/usr/sbin/munin07:25:270
185754499391,33cyclictest0-21swapper/009:25:030
1857548993831,5cyclictest311ktimers/209:05:182
1857548993822,8cyclictest0-21swapper/211:30:262
1857548993811,12cyclictest1868214-21/usr/sbin/munin08:10:192
1857547993827,7cyclictest0-21swapper/111:20:271
1857547993827,7cyclictest0-21swapper/111:20:271
1857547993826,7cyclictest0-21swapper/112:20:271
1857547993825,8cyclictest0-21swapper/107:45:281
1857544993821,15cyclictest0-21swapper/011:25:130
1857544993821,15cyclictest0-21swapper/008:45:110
185754499381,3cyclictest1861999-21sshd07:34:310
1857548993729,5cyclictest0-21swapper/207:55:172
1857548993727,6cyclictest311ktimers/207:34:592
1857548993725,8cyclictest0-21swapper/208:00:282
1857548993718,12cyclictest0-21swapper/211:25:272
185754899371,29cyclictest1896428-21/usr/sbin/munin10:55:132
1857544993730,4cyclictest0-21swapper/008:40:140
1857544993727,5cyclictest0-21swapper/007:50:210
1857544993723,7cyclictest0-21swapper/010:25:280
185754499371,34cyclictest0-21swapper/011:20:110
185754499371,34cyclictest0-21swapper/011:20:100
185754499371,34cyclictest0-21swapper/009:35:190
185754499371,33cyclictest0-21swapper/011:55:110
185754899364,21cyclictest32-21ksoftirqd/210:10:122
1857548993629,4cyclictest14-21rcu_preempt08:30:282
1857548993629,4cyclictest14-21rcu_preempt08:30:282
1857548993629,4cyclictest0-21swapper/207:25:002
1857548993629,3cyclictest1857484-21kworker/u8:3+ext4-rsv-conversion07:35:062
1857548993628,5cyclictest311ktimers/211:05:292
1857548993627,5cyclictest0-21swapper/212:00:302
1857548993627,5cyclictest0-21swapper/212:00:302
1857548993626,7cyclictest311ktimers/212:35:262
1857548993626,7cyclictest311ktimers/211:15:292
1857548993624,9cyclictest311ktimers/210:00:112
1857548993624,9cyclictest311ktimers/210:00:102
1857548993624,8cyclictest0-21swapper/209:30:262
1857547993623,6cyclictest0-21swapper/109:10:291
1857547993618,14cyclictest231ktimers/107:55:151
185754799361,2cyclictest0-21swapper/111:20:011
1857544993629,4cyclictest20850irq/208-8000000.ethernet08:10:010
1857544993629,4cyclictest0-21swapper/010:15:230
185754499361,4cyclictest0-21swapper/011:35:140
1857548993526,5cyclictest311ktimers/210:25:012
1857548993525,6cyclictest1895294-21grep10:45:272
1857548993525,6cyclictest0-21swapper/212:15:292
1857548993525,5cyclictest30-21rcuc/208:20:012
1857548993524,6cyclictest0-21swapper/212:20:272
1857548993522,7cyclictest311ktimers/210:30:122
1857547993525,5cyclictest0-21swapper/111:45:211
185754799351,2cyclictest0-21swapper/109:30:011
1857544993528,5cyclictest0-21swapper/008:55:250
1857544993526,6cyclictest47-21kauditd10:10:000
1857544993522,8cyclictest0-21swapper/009:05:270
185754499351,4cyclictest1862942-21latency_hist07:40:010
1857548993429,3cyclictest14-21rcu_preempt09:40:172
1857548993429,3cyclictest14-21rcu_preempt09:40:172
1857548993427,4cyclictest14-21rcu_preempt08:50:262
1857548993422,7cyclictest311ktimers/209:50:142
1857547993426,4cyclictest167450irq/126-8000000.ethernet-tx109:55:191
1857547993422,7cyclictest0-21swapper/111:35:281
1857544993428,3cyclictest0-21swapper/009:50:230
1857544993426,4cyclictest19750irq/27-20000000.i2c09:10:270
1857548993326,4cyclictest311ktimers/211:20:252
1857548993326,4cyclictest311ktimers/211:20:252
1857548993326,4cyclictest311ktimers/211:05:002
1857548993324,5cyclictest1878980-21grep09:10:292
1857548993324,4cyclictest0-21swapper/210:50:212
1857548993323,5cyclictest0-21swapper/209:35:252
1857548993322,6cyclictest311ktimers/211:50:232
185754899332,18cyclictest32-21ksoftirqd/211:15:022
1857548993321,7cyclictest311ktimers/209:00:142
1857548993311,2cyclictest0-21swapper/211:35:272
185754799331,26cyclictest1869053-21/usr/sbin/munin08:15:231
1857548993224,5cyclictest14-21rcu_preempt08:20:172
1857548993224,5cyclictest14-21rcu_preempt08:20:172
1857548993223,6cyclictest311ktimers/207:45:142
1857548993221,7cyclictest1874416-21lsblk08:45:192
185754899321,28cyclictest1871368-21kworker/u8:3+rpciod08:43:222
1857547993221,8cyclictest1875691-21cron08:55:001
1857548993123,6cyclictest311ktimers/212:25:232
1857547993121,6cyclictest0-21swapper/110:20:001
1857548993024,4cyclictest1857539-21cyclictest07:40:242
1857548993024,4cyclictest1857539-21cyclictest07:40:242
1857548993023,4cyclictest30-21rcuc/208:10:002
1857548993021,5cyclictest311ktimers/208:25:112
1857548993018,5cyclictest30-21rcuc/209:25:012
1857547993023,4cyclictest1888546-21munin-plugin-st10:10:001
185754799301,26cyclictest1895590-21/usr/sbin/munin10:50:181
1857548992923,4cyclictest311ktimers/211:55:262
1857547992920,6cyclictest0-21swapper/111:25:251
1857547992919,7cyclictest1879826-21grep09:15:271
1857547992717,7cyclictest0-21swapper/110:25:281
185754799271,24cyclictest0-21swapper/110:20:271
185754799266,14cyclictest0-21swapper/107:35:011
185754799178,6cyclictest0-21swapper/107:10:011
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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