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2026-02-15 - 15:20
[ 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 the 792 highest latencies:
System rackeslot6s.osadl.org (updated Sun Feb 15, 2026 12:44:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
494438991061,9cyclictest495260-21munin-node07:15:020
494438991061,9cyclictest495260-21munin-node07:15:010
494438998253,21cyclictest20650irq/252-8000000.ethernet07:25:290
49443899781,2cyclictest0-21swapper/008:45:020
49443899781,2cyclictest0-21swapper/008:45:010
494438997739,28cyclictest20650irq/252-8000000.ethernet07:35:140
494438997536,32cyclictest20650irq/252-8000000.ethernet12:05:170
494438997437,33cyclictest20650irq/252-8000000.ethernet11:05:270
494438997437,31cyclictest528595-21mailstats10:25:290
494438997433,33cyclictest20850irq/208-8000000.ethernet09:25:240
494438997431,36cyclictest517284-21/usr/sbin/munin09:20:240
494438997431,36cyclictest517284-21/usr/sbin/munin09:20:240
494438997338,31cyclictest20650irq/252-8000000.ethernet08:55:180
494438997336,32cyclictest20650irq/252-8000000.ethernet08:45:270
494438997335,31cyclictest20650irq/252-8000000.ethernet11:50:050
494438997314,32cyclictest20850irq/208-8000000.ethernet08:10:020
494438997144,22cyclictest539667-21grep11:30:290
494438997038,24cyclictest20650irq/252-8000000.ethernet08:35:000
494438996961,5cyclictest131ktimers/009:40:190
494438996836,28cyclictest20650irq/252-8000000.ethernet08:15:220
494438996832,32cyclictest505787-21latency_hist08:15:010
494438996831,33cyclictest540203-21meminfo11:35:230
494438996737,27cyclictest20650irq/252-8000000.ethernet10:50:160
494438996736,28cyclictest20650irq/252-8000000.ethernet10:15:290
494438996735,24cyclictest20650irq/252-8000000.ethernet07:30:130
49443899662,4cyclictest523273-21ptp4l-jitter09:55:280
494438996535,22cyclictest20650irq/252-8000000.ethernet09:15:110
494438996535,22cyclictest20650irq/252-8000000.ethernet08:50:150
494438996524,36cyclictest0-21swapper/009:35:290
49443899651,9cyclictest522070-21diskstats09:50:180
494438996337,20cyclictest0-21swapper/010:40:220
49443899631,5cyclictest0-21swapper/011:05:010
49443899631,5cyclictest0-21swapper/011:05:010
49443899631,3cyclictest513634-21diskstats09:00:170
494438996238,20cyclictest20650irq/252-8000000.ethernet07:45:280
494438996238,19cyclictest20650irq/252-8000000.ethernet08:35:170
49443899623,5cyclictest542238-21apt-get11:50:010
494438996235,19cyclictest20650irq/252-8000000.ethernet09:30:140
494438996231,27cyclictest515741-21grep09:10:270
494438996230,28cyclictest167350irq/118-8000000.ethernet-tx007:15:060
494438996139,18cyclictest20650irq/252-8000000.ethernet08:30:000
49443899613,5cyclictest0-21swapper/009:05:270
494438996132,22cyclictest0-21swapper/012:00:020
494438996128,30cyclictest20850irq/208-8000000.ethernet12:15:250
494438996041,14cyclictest549545-21fschecks_time12:30:200
494438996036,20cyclictest20650irq/252-8000000.ethernet07:40:160
494438996023,32cyclictest497124-21grep07:20:280
494438996019,34cyclictest527261-21sshd10:20:120
49443899601,55cyclictest0-21swapper/010:10:250
49443899601,4cyclictest537645-21irqstats11:20:230
494438995949,5cyclictest0-21swapper/011:15:120
494438995934,22cyclictest502956-21tr07:55:280
49443899592,3cyclictest533759-21/usr/sbin/munin10:55:290
494438995922,34cyclictest20850irq/208-8000000.ethernet08:00:250
49443899591,4cyclictest0-21swapper/011:25:140
49443899591,2cyclictest0-21swapper/012:25:000
494438995835,18cyclictest524072-21uname10:00:260
494438995821,35cyclictest529380-21/usr/sbin/munin10:30:300
494438995814,6cyclictest0-21swapper/011:40:120
494438995814,6cyclictest0-21swapper/011:40:120
49443899581,3cyclictest524591-21df10:05:160
49444299579,20cyclictest32-21ksoftirqd/207:20:012
494438995718,30cyclictest0-21swapper/012:30:010
494438995718,30cyclictest0-21swapper/012:30:010
494442995641,10cyclictest544018-21sendmail11:59:592
49443899561,6cyclictest550254-21grep12:35:160
49443899561,49cyclictest0-21swapper/010:40:020
494438995534,17cyclictest20650irq/252-8000000.ethernet11:10:120
49443899551,2cyclictest0-21swapper/012:15:010
494438995430,20cyclictest544443-21lsblk12:00:210
494438995419,32cyclictest20850irq/208-8000000.ethernet08:20:250
494438995419,32cyclictest20850irq/208-8000000.ethernet07:50:240
494438995419,32cyclictest20850irq/208-8000000.ethernet07:50:240
49443899541,8cyclictest521726-21/usr/sbin/munin09:45:290
494442995329,14cyclictest311ktimers/211:10:102
49443899523,13cyclictest531871-21/usr/sbin/munin10:45:270
49444099516,18cyclictest0-21swapper/109:00:011
49444099511,19cyclictest526103-21apt-get10:15:011
494442995042,4cyclictest498907-21munin-plugin-st07:35:002
494440994938,8cyclictest1283-21cron07:30:001
49444099491,22cyclictest0-21swapper/111:20:011
494442994835,9cyclictest520104-21sendmail09:40:002
494440994840,5cyclictest495243-21munin-plugin-st07:15:011
494440994840,5cyclictest495243-21munin-plugin-st07:15:011
494442994735,9cyclictest311ktimers/212:30:122
494442994641,2cyclictest0-21swapper/211:50:012
494442994641,2cyclictest0-21swapper/210:00:012
494442994632,10cyclictest537172-21sendmail11:20:002
494440994634,8cyclictest0-21swapper/112:20:291
494442994538,4cyclictest526211-21apt-key10:15:012
49444299443,31cyclictest32-21ksoftirqd/207:30:012
49444099446,21cyclictest543369-21/usr/sbin/munin11:55:181
494440994431,8cyclictest0-21swapper/107:45:291
494440994427,12cyclictest0-21swapper/108:30:301
494442994318,14cyclictest311ktimers/208:10:112
494440994335,5cyclictest546626-21cron12:14:591
494440994327,8cyclictest0-21swapper/110:20:291
494442994228,10cyclictest0-21swapper/208:35:282
494442994222,14cyclictest311ktimers/211:20:102
494442994220,16cyclictest311ktimers/210:55:122
494442994220,16cyclictest311ktimers/209:15:142
494440994226,11cyclictest231ktimers/109:25:151
49444299418,27cyclictest311ktimers/207:53:132
49444299418,27cyclictest311ktimers/207:53:122
494442994130,6cyclictest547411-21grep12:15:292
494442994129,5cyclictest0-21swapper/212:05:002
494442994129,10cyclictest0-21swapper/210:51:162
494442994117,13cyclictest311ktimers/209:10:132
494440994132,5cyclictest525096-21grep10:05:291
494440994130,6cyclictest0-21swapper/109:10:261
494440994123,11cyclictest0-21swapper/109:30:261
494442994026,8cyclictest0-21swapper/207:35:222
494442994022,14cyclictest0-21swapper/207:15:012
494440994032,5cyclictest274-21systemd-journal07:34:591
49444099401,2cyclictest0-21swapper/111:55:011
494438994027,10cyclictest494450-21latency_hist07:10:000
494442993927,8cyclictest0-21swapper/207:45:292
494442993925,10cyclictest0-21swapper/208:20:302
494442993924,8cyclictest0-21swapper/211:30:292
494440993927,8cyclictest526925-21grep10:15:291
494440993926,7cyclictest536286-21grep11:10:281
494440993926,7cyclictest0-21swapper/109:45:271
494440993923,8cyclictest0-21swapper/107:15:291
49444099391,4cyclictest0-21swapper/109:25:011
49444099391,4cyclictest0-21swapper/109:25:011
49444299384,16cyclictest311ktimers/208:30:012
494442993829,5cyclictest532010-21grep10:45:292
494442993827,5cyclictest0-21swapper/208:15:202
494442993822,12cyclictest311ktimers/210:35:132
494442993820,11cyclictest311ktimers/209:25:162
494440993828,7cyclictest528668-21grep10:25:291
49444099381,31cyclictest504762-21unixbench_singl08:05:281
494442993728,5cyclictest0-21swapper/208:40:292
494442993728,5cyclictest0-21swapper/208:40:282
494442993721,13cyclictest311ktimers/210:25:142
494442993718,12cyclictest311ktimers/208:50:112
49444299371,2cyclictest0-21swapper/207:20:002
494440993727,5cyclictest0-21swapper/112:40:001
494440993723,10cyclictest0-21swapper/110:35:291
494440993723,10cyclictest0-21swapper/108:15:261
494440993712,15cyclictest509326-21/usr/sbin/munin08:35:191
494442993620,11cyclictest311ktimers/209:20:122
494442993620,11cyclictest311ktimers/209:20:122
494440993628,4cyclictest0-21swapper/111:40:281
494440993628,4cyclictest0-21swapper/111:40:281
494440993624,6cyclictest0-21swapper/107:20:271
494440993622,9cyclictest0-21swapper/107:40:181
494442993527,4cyclictest0-21swapper/209:45:282
494442993525,7cyclictest520950-21cron09:44:592
494442993524,7cyclictest0-21swapper/212:20:282
494442993524,7cyclictest0-21swapper/211:40:282
494442993524,7cyclictest0-21swapper/211:40:282
494442993521,7cyclictest0-21swapper/207:55:282
494440993523,6cyclictest0-21swapper/110:45:281
494440993522,8cyclictest0-21swapper/108:10:191
494440993521,5cyclictest0-21swapper/110:00:141
49444099351,28cyclictest0-21swapper/108:55:181
494442993425,6cyclictest534555-21grep11:00:282
494442993425,6cyclictest534555-21grep11:00:282
494442993425,5cyclictest0-21swapper/208:00:272
494442993424,7cyclictest524108-21ptp4l10:00:272
494440993425,5cyclictest507381-21unixbench_singl08:20:291
494440993424,6cyclictest0-21swapper/108:45:291
494440993423,7cyclictest0-21swapper/109:40:261
494440993420,9cyclictest0-21swapper/112:00:281
49444099341,27cyclictest0-21swapper/110:55:191
494442993328,3cyclictest504909-21apt-key08:10:012
494442993325,4cyclictest0-21swapper/208:55:272
49444099333,17cyclictest536521-21/usr/sbin/munin11:15:191
494440993321,9cyclictest0-21swapper/110:40:281
494440993317,10cyclictest0-21swapper/112:05:281
49444099331,3cyclictest540437-21unixbench_multi11:35:281
49444099331,26cyclictest0-21swapper/110:50:271
49444099331,25cyclictest0-21swapper/108:00:151
494442993224,5cyclictest538761-21grep11:25:282
494442993223,4cyclictest0-21swapper/209:00:222
494442993222,5cyclictest0-21swapper/211:35:212
494442993222,5cyclictest0-21swapper/208:50:002
494442993221,6cyclictest545715-21grep12:05:272
494442993219,9cyclictest0-21swapper/208:30:282
494440993227,3cyclictest0-21swapper/112:25:231
494440993227,3cyclictest0-21swapper/112:25:231
494440993221,7cyclictest0-21swapper/111:00:281
494440993221,7cyclictest0-21swapper/111:00:281
494442993125,4cyclictest527048-21sendmail10:20:002
494442993123,4cyclictest0-21swapper/209:50:262
494442993122,6cyclictest546618-21sshd12:13:112
49444299312,20cyclictest551037-21latency_hist12:40:012
494442993121,5cyclictest0-21swapper/210:05:292
494442993118,9cyclictest311ktimers/211:50:132
494440993121,7cyclictest534842-21sshd11:05:121
494440993120,8cyclictest0-21swapper/111:30:261
49444099311,25cyclictest0-21swapper/109:15:171
494442993023,5cyclictest0-21swapper/212:25:282
494442993023,5cyclictest0-21swapper/212:25:282
494442993021,7cyclictest311ktimers/210:20:222
494442993020,5cyclictest518984-21ps09:30:232
494442993018,8cyclictest0-21swapper/207:40:202
49444299301,27cyclictest0-21swapper/210:34:452
494440993023,5cyclictest538863-21munin-plugin-st11:29:591
494440993022,4cyclictest0-21swapper/112:15:251
494440993022,4cyclictest0-21swapper/107:50:171
494440993022,4cyclictest0-21swapper/107:50:171
494440993021,5cyclictest0-21swapper/109:35:301
494440993019,7cyclictest0-21swapper/110:30:241
494440993018,8cyclictest0-21swapper/112:30:191
49444099301,24cyclictest0-21swapper/109:50:151
494442992924,3cyclictest0-21swapper/210:40:182
494440992919,6cyclictest503065-21unixbench_singl07:55:291
494440992917,8cyclictest0-21swapper/108:25:201
494442992819,5cyclictest0-21swapper/207:10:012
494442992817,8cyclictest0-21swapper/207:15:012
49444299281,3cyclictest514911-21find09:05:292
494440992824,2cyclictest0-21swapper/111:45:191
494440992824,2cyclictest0-21swapper/108:50:161
494440992818,7cyclictest0-21swapper/109:55:191
49444099281,25cyclictest0-21swapper/107:36:111
49444299271,24cyclictest0-21swapper/211:05:302
494440992719,6cyclictest514970-21grep09:05:281
494440992621,3cyclictest0-21swapper/107:10:011
494440992619,4cyclictest167450irq/126-8000000.ethernet-tx108:40:121
494440992619,4cyclictest167450irq/126-8000000.ethernet-tx108:40:121
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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