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2026-03-04 - 20:56
[ 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 Wed Mar 04, 2026 12:44:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2949652997152,12cyclictest0-21swapper/008:25:020
2949656997036,7cyclictest2960990-21grep08:10:282
294965299691,3cyclictest0-21swapper/011:00:100
294965399673,8cyclictest0-21swapper/108:15:011
294965299611,57cyclictest0-21swapper/011:20:140
294965299611,51cyclictest0-21swapper/007:10:130
2949653995943,10cyclictest231ktimers/107:25:141
2949653995943,10cyclictest231ktimers/107:25:131
2949653995922,28cyclictest22-21rcuc/108:15:011
2949653995851,3cyclictest0-21swapper/112:30:181
294965399581,32cyclictest0-21swapper/110:35:011
2949652995854,2cyclictest0-21swapper/012:30:180
294965399571,28cyclictest0-21swapper/109:20:001
2949653995439,10cyclictest2963765-21latency_hist08:30:011
2949653995432,18cyclictest24-21ksoftirqd/108:00:011
2949652995419,30cyclictest14-21rcu_preempt08:15:190
2949653995238,8cyclictest231ktimers/107:10:151
2949656995042,5cyclictest0-21swapper/210:35:002
2949652995042,4cyclictest167350irq/118-8000000.ethernet-tx012:35:230
294965299502,46cyclictest0-21swapper/008:30:010
2949656994939,5cyclictest2998480-21munin-plugin-st11:54:592
294965399493,25cyclictest22-21rcuc/112:25:011
2949653994931,14cyclictest231ktimers/109:30:101
2949653994930,11cyclictest231ktimers/112:15:111
2949652994941,5cyclictest2998479-21munin-plugin-st11:55:000
2949656994828,14cyclictest0-21swapper/211:05:012
2949653994828,15cyclictest231ktimers/112:10:141
2949652994840,5cyclictest2970442-21munin-plugin-st09:10:000
2949652994827,16cyclictest131ktimers/012:00:120
294965299481,42cyclictest0-21swapper/010:10:020
2949652994735,8cyclictest0-21swapper/011:10:020
2949652994722,22cyclictest2971819-21phc2sys-jitter09:15:260
294965299471,42cyclictest2997083-21fschecks_count11:45:170
294965299471,42cyclictest2997083-21fschecks_count11:45:160
2949656994635,7cyclictest0-21swapper/209:19:592
2949656994633,9cyclictest0-21swapper/210:40:002
294965399468,22cyclictest22-21rcuc/110:30:011
2949653994637,5cyclictest2994263-21grep11:30:001
2949653994627,12cyclictest231ktimers/111:20:131
2949652994638,4cyclictest20650irq/252-8000000.ethernet10:20:220
294965299462,40cyclictest2973283-21sh09:25:200
294965299461,39cyclictest2989255-21cat11:00:020
2949656994534,6cyclictest0-21swapper/211:45:262
2949656994534,6cyclictest0-21swapper/211:45:262
2949656994533,9cyclictest0-21swapper/209:45:002
294965699451,35cyclictest2983933-21unixbench_multi10:25:282
2949653994532,8cyclictest0-21swapper/111:00:001
2949652994527,14cyclictest131ktimers/011:15:150
294965299452,40cyclictest2975277-21ptp4l09:35:260
294965299452,40cyclictest2975277-21ptp4l09:35:250
294965299451,25cyclictest0-21swapper/010:40:020
294965299441,40cyclictest2991361-21sed11:10:240
2949656994332,7cyclictest3002613-21grep12:15:272
2949656994330,6cyclictest0-21swapper/208:30:272
2949656994330,6cyclictest0-21swapper/208:30:272
2949653994336,4cyclictest2967903-21munin-plugin-st08:55:001
2949652994328,12cyclictest0-21swapper/010:15:270
2949652994326,9cyclictest0-21swapper/007:50:290
2949652994322,19cyclictest2959644-21diskstats08:05:160
2949652994322,19cyclictest2959644-21diskstats08:05:160
294965299431,9cyclictest0-21swapper/012:00:010
294965299431,39cyclictest2980917-21ssh10:10:170
294965299431,36cyclictest0-21swapper/009:45:010
2949656994232,6cyclictest2961791-21grep08:15:282
294965299424,8cyclictest15-21rcuc/011:40:010
2949652994226,10cyclictest131ktimers/007:55:130
294965299422,4cyclictest2967656-21/usr/sbin/munin08:50:250
294965299422,37cyclictest0-21swapper/007:40:170
294965299421,5cyclictest2988387-21latency_hist10:55:010
294965299421,4cyclictest0-21swapper/012:10:160
294965299421,38cyclictest0-21swapper/009:50:010
294965299421,35cyclictest0-21swapper/012:10:010
2949656994128,8cyclictest0-21swapper/212:05:192
2949656994126,10cyclictest0-21swapper/209:25:202
2949653994134,4cyclictest2990906-21latency_hist11:10:011
2949653994131,7cyclictest0-21swapper/109:40:281
2949653994122,9cyclictest0-21swapper/107:30:281
294965299413,5cyclictest2954114-21mailstats07:30:260
2949652994133,5cyclictest2951595-21apt-get07:20:010
294965299412,36cyclictest3003827-21diskstats12:25:180
294965299412,36cyclictest3003827-21diskstats12:25:180
294965299412,36cyclictest2996420-21/usr/sbin/munin11:40:220
294965299411,4cyclictest2964788-21df_inode08:35:150
294965299411,4cyclictest2952527-21apt-get07:25:000
294965299411,38cyclictest0-21swapper/009:55:210
294965299411,38cyclictest0-21swapper/008:10:260
294965299411,37cyclictest0-21swapper/007:25:150
294965299411,37cyclictest0-21swapper/007:25:150
294965399401,3cyclictest0-21swapper/110:15:011
2949652994030,8cyclictest2971281-21munin-plugin-st09:15:010
294965299402,6cyclictest0-21swapper/009:00:220
294965299402,5cyclictest0-21swapper/010:35:010
2949652994023,12cyclictest131ktimers/011:30:120
2949652994022,15cyclictest0-21swapper/009:30:150
294965299401,4cyclictest3002988-21diskstats12:20:170
294965299401,4cyclictest2977697-21meminfo09:50:240
294965299401,4cyclictest2965880-21meminfo08:40:230
294965299401,4cyclictest2956497-21memory07:45:230
294965299401,37cyclictest0-21swapper/008:30:160
294965299401,37cyclictest0-21swapper/008:30:160
2949656993930,5cyclictest2974662-21munin-run09:35:002
2949656993924,11cyclictest0-21swapper/208:00:272
2949656993924,10cyclictest0-21swapper/209:50:242
2949653993931,5cyclictest2977199-21munin-run09:50:001
2949653993928,7cyclictest0-21swapper/111:30:271
2949653993919,12cyclictest0-21swapper/110:40:011
2949653993919,11cyclictest0-21swapper/110:40:291
294965299391,4cyclictest2983454-21df10:25:160
294965299391,36cyclictest0-21swapper/010:00:270
294965299391,35cyclictest0-21swapper/012:15:210
2949656993829,5cyclictest0-21swapper/211:35:272
2949656993829,5cyclictest0-21swapper/207:15:292
2949656993826,8cyclictest0-21swapper/207:10:282
2949653993828,6cyclictest0-21swapper/107:15:281
2949653993826,9cyclictest0-21swapper/111:55:251
2949653993825,9cyclictest231ktimers/108:30:131
2949653993825,9cyclictest231ktimers/108:30:121
294965399381,4cyclictest0-21swapper/111:10:021
294965299381,35cyclictest0-21swapper/008:55:310
294965299381,2cyclictest0-21swapper/008:00:180
2949656993730,4cyclictest2987421-21munin-plugin-st10:50:012
2949656993730,4cyclictest2987421-21munin-plugin-st10:50:012
2949656993726,6cyclictest0-21swapper/212:25:282
2949656993726,6cyclictest0-21swapper/212:25:282
2949653993728,5cyclictest0-21swapper/112:05:251
2949653993726,7cyclictest2980267-21phc2sys10:05:241
2949653993724,9cyclictest0-21swapper/107:50:261
2949653993722,8cyclictest0-21swapper/111:00:281
2949653993719,12cyclictest0-21swapper/110:45:271
2949653993719,12cyclictest0-21swapper/110:45:261
2949653993718,8cyclictest231ktimers/109:05:141
2949652993730,4cyclictest20850irq/208-8000000.ethernet11:25:150
2949652993728,5cyclictest15-21rcuc/008:45:140
294965299371,34cyclictest0-21swapper/010:40:260
294965299371,34cyclictest0-21swapper/009:20:160
2949656993629,5cyclictest2952523-21cron07:25:002
2949656993628,5cyclictest2966221-21munin-run08:45:002
2949656993625,8cyclictest2989107-21sendmail11:00:002
2949656993625,7cyclictest0-21swapper/212:20:282
2949656993624,5cyclictest0-21swapper/210:55:012
2949653993629,4cyclictest0-21swapper/109:55:271
2949653993626,7cyclictest2969234-21kernelversion09:00:231
2949653993626,5cyclictest0-21swapper/109:10:281
294965299362,3cyclictest2954499-21apt-get07:35:110
294965299361,33cyclictest0-21swapper/010:45:240
294965299361,33cyclictest0-21swapper/010:45:240
2949656993528,4cyclictest2986580-21munin-plugin-st10:44:592
2949656993527,4cyclictest0-21swapper/211:15:202
294965699351,27cyclictest2962952-21/usr/sbin/munin08:25:102
2949653993527,5cyclictest2975458-21grep09:35:271
2949653993527,5cyclictest2975458-21grep09:35:271
2949653993526,5cyclictest2972984-21munin-plugin-st09:25:001
2949653993522,9cyclictest0-21swapper/109:25:281
294965399351,4cyclictest0-21swapper/112:05:021
2949656993427,4cyclictest0-21swapper/207:35:272
2949656993426,4cyclictest2990964-21latency_hist11:10:022
2949656993426,4cyclictest2980484-21tail10:05:282
2949656993425,5cyclictest0-21swapper/207:25:272
2949656993425,5cyclictest0-21swapper/207:25:272
2949656993424,5cyclictest0-21swapper/211:20:192
2949656993423,7cyclictest0-21swapper/207:50:272
294965699341,28cyclictest0-21swapper/208:05:202
294965699341,28cyclictest0-21swapper/208:05:202
2949653993425,5cyclictest0-21swapper/110:20:181
2949653993425,4cyclictest0-21swapper/112:25:201
2949653993425,4cyclictest0-21swapper/112:25:201
2949653993422,8cyclictest0-21swapper/112:35:271
2949653993422,8cyclictest0-21swapper/107:45:191
2949653993420,10cyclictest0-21swapper/108:05:271
2949653993420,10cyclictest0-21swapper/108:05:261
2949653993418,8cyclictest0-21swapper/111:35:181
294965399341,4cyclictest0-21swapper/111:40:021
294965399341,27cyclictest0-21swapper/108:20:241
2949656993323,7cyclictest2969799-21/usr/sbin/munin09:05:272
294965699331,26cyclictest0-21swapper/208:50:102
294965399335,3cyclictest0-21swapper/111:55:011
2949653993326,5cyclictest2980860-21/usr/sbin/munin10:10:221
2949653993324,7cyclictest231ktimers/111:45:091
2949653993324,7cyclictest231ktimers/111:45:091
2949656993224,4cyclictest0-21swapper/209:55:262
2949656993223,5cyclictest0-21swapper/212:35:192
2949656993223,4cyclictest0-21swapper/211:40:202
2949656993222,5cyclictest0-21swapper/212:10:192
2949656993220,9cyclictest14-21rcu_preempt07:45:122
2949656993215,8cyclictest2954233-21grep07:30:282
294965699321,26cyclictest2972918-21unixbench_singl09:20:292
2949653993224,5cyclictest0-21swapper/107:40:291
2949653993224,5cyclictest0-21swapper/107:25:001
2949653993218,9cyclictest0-21swapper/108:45:251
2949653993217,10cyclictest231ktimers/108:35:091
2949656993123,5cyclictest2974862-21/usr/sbin/munin09:35:242
2949656993123,5cyclictest2974862-21/usr/sbin/munin09:35:242
2949656993123,4cyclictest0-21swapper/209:00:152
294965699311,28cyclictest0-21swapper/210:16:322
2949653993122,6cyclictest0-21swapper/109:00:021
2949653993120,7cyclictest0-21swapper/109:50:201
2949653993118,10cyclictest14-21rcu_preempt11:20:011
2949656993018,9cyclictest0-21swapper/211:55:272
2949656993018,8cyclictest0-21swapper/207:55:282
2949656993017,9cyclictest0-21swapper/211:10:262
294965699301,27cyclictest2955986-21sshd07:44:312
294965699301,15cyclictest2999534-21/usr/sbin/munin12:00:172
2949653993023,4cyclictest2979735-21munin-run10:04:591
2949653993022,4cyclictest0-21swapper/108:40:271
294965699294,12cyclictest0-21swapper/210:15:012
2949656992923,4cyclictest3004593-21/usr/sbin/munin12:30:232
2949656992917,9cyclictest2962728-21sshd08:20:312
2949656992915,9cyclictest0-21swapper/210:00:162
2949653992920,6cyclictest0-21swapper/110:55:001
2949653992919,7cyclictest231ktimers/108:00:121
2949653992916,8cyclictest0-21swapper/107:35:281
2949656992821,4cyclictest0-21swapper/208:55:272
2949656992817,8cyclictest0-21swapper/211:30:192
2949656992816,8cyclictest0-21swapper/210:25:012
294965699281,25cyclictest0-21swapper/209:10:262
2949652992814,8cyclictest0-21swapper/007:10:020
2949656992718,5cyclictest0-21swapper/208:35:242
2949656992716,7cyclictest0-21swapper/209:45:222
294965699261,4cyclictest0-21swapper/211:27:322
294965699261,23cyclictest0-21swapper/208:47:332
2949653992417,5cyclictest0-21swapper/107:10:021
2949656992315,4cyclictest0-21swapper/207:10:012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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