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2026-05-05 - 23:44

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 Tue May 05, 2026 12:44:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
32283299911710,86cyclictest3255084-21apt-get09:50:010
3228329991121,2cyclictest0-21swapper/008:45:010
3228329999010,36cyclictest3255084-21apt-get09:50:020
3228329997246,22cyclictest1283-21cron11:29:590
3228329997235,34cyclictest20650irq/252-8000000.ethernet10:30:250
3228329997159,6cyclictest0-21swapper/009:20:120
3228329997135,32cyclictest20650irq/252-8000000.ethernet07:20:230
322832999701,2cyclictest0-21swapper/010:20:010
3228331996912,17cyclictest3242382-21/usr/sbin/munin08:30:191
322832999691,61cyclictest3235515-21grep07:50:010
322832999689,12cyclictest0-21swapper/009:00:010
3228329996831,34cyclictest3233646-21munin-plugin-st07:40:000
3228329996736,28cyclictest20650irq/252-8000000.ethernet12:35:290
3228329996736,26cyclictest20650irq/252-8000000.ethernet12:30:160
3228329996735,28cyclictest20650irq/252-8000000.ethernet07:30:300
3228329996735,28cyclictest20650irq/252-8000000.ethernet07:30:300
3228329996639,23cyclictest167350irq/118-8000000.ethernet-tx007:55:260
3228329996636,27cyclictest20650irq/252-8000000.ethernet09:10:190
3228329996634,29cyclictest20650irq/252-8000000.ethernet11:50:270
3228329996634,28cyclictest20650irq/252-8000000.ethernet07:40:170
3228329996634,28cyclictest20650irq/252-8000000.ethernet07:40:170
3228329996536,26cyclictest20650irq/252-8000000.ethernet12:15:230
3228329996535,27cyclictest20650irq/252-8000000.ethernet08:25:250
3228329996535,27cyclictest20650irq/252-8000000.ethernet08:25:250
322832999651,3cyclictest3243731-21/usr/sbin/munin08:35:250
3228331996437,6cyclictest3233646-21munin-plugin-st07:39:591
3228329996437,23cyclictest20650irq/252-8000000.ethernet12:25:170
3228329996435,24cyclictest20650irq/252-8000000.ethernet08:50:260
3228329996433,27cyclictest20650irq/252-8000000.ethernet11:30:250
322832999642,8cyclictest20850irq/208-8000000.ethernet10:05:120
3228329996425,36cyclictest0-21swapper/012:10:260
322832999641,5cyclictest3267194-21grep11:10:200
322832999641,2cyclictest0-21swapper/011:00:010
3228329996338,21cyclictest20650irq/252-8000000.ethernet10:45:150
3228329996237,21cyclictest20650irq/252-8000000.ethernet08:05:250
3228329996234,24cyclictest20650irq/252-8000000.ethernet07:25:310
3228329996225,35cyclictest20850irq/208-8000000.ethernet11:35:200
3228331996125,5cyclictest0-21swapper/111:50:021
3228331996125,5cyclictest0-21swapper/111:50:011
3228329996143,14cyclictest20650irq/252-8000000.ethernet09:35:220
3228329996133,25cyclictest20650irq/252-8000000.ethernet11:55:260
3228329996132,26cyclictest0-21swapper/011:20:200
3228329996035,21cyclictest20650irq/252-8000000.ethernet12:20:220
3228329996035,21cyclictest20650irq/252-8000000.ethernet12:00:200
322832999602,4cyclictest3230370-21latency_hist07:20:010
3228329995949,7cyclictest0-21swapper/008:10:150
3228329995936,20cyclictest20650irq/252-8000000.ethernet10:40:180
3228329995935,20cyclictest20650irq/252-8000000.ethernet10:50:120
3228329995934,21cyclictest20650irq/252-8000000.ethernet08:15:140
3228329995836,17cyclictest20650irq/252-8000000.ethernet11:05:010
3228329995832,23cyclictest0-21swapper/011:45:290
3228329995832,23cyclictest0-21swapper/011:45:290
322832999582,5cyclictest3246936-21cut08:55:270
3228329995825,29cyclictest20850irq/208-8000000.ethernet07:50:190
3228329995823,31cyclictest0-21swapper/009:30:260
3228329995725,29cyclictest0-21swapper/010:35:250
322832999572,3cyclictest3228576-21/usr/sbin/munin07:10:200
3228329995718,5cyclictest0-21swapper/011:05:130
3228329995718,5cyclictest0-21swapper/011:05:130
3228329995631,21cyclictest3249090-21date09:10:010
3228329995631,17cyclictest20650irq/252-8000000.ethernet08:20:120
3228329995535,16cyclictest0-21swapper/009:55:210
3228335995432,17cyclictest311ktimers/210:35:112
3228329995437,13cyclictest20650irq/252-8000000.ethernet08:00:240
3228329995435,15cyclictest20650irq/252-8000000.ethernet08:30:290
3228329995419,30cyclictest0-21swapper/010:25:210
3228329995419,30cyclictest0-21swapper/010:25:210
3228329995235,13cyclictest3258897-21kernelversion10:20:220
3228329995130,17cyclictest3272166-21awk11:40:160
3228329995117,31cyclictest20850irq/208-8000000.ethernet12:05:280
3228335995038,5cyclictest311ktimers/207:35:012
3228335995038,5cyclictest311ktimers/207:35:012
3228335995032,12cyclictest311ktimers/208:00:112
322832999506,7cyclictest0-21swapper/011:15:270
3228331994934,11cyclictest1653-21lldpd10:20:111
3228329994932,14cyclictest20650irq/252-8000000.ethernet09:25:170
3228329994928,17cyclictest3245536-21users08:45:290
3228329994918,4cyclictest0-21swapper/010:11:060
3228331994835,8cyclictest0-21swapper/107:45:281
3228335994731,10cyclictest311ktimers/209:05:132
3228335994728,13cyclictest311ktimers/209:20:162
322832999471,4cyclictest0-21swapper/009:15:140
3228335994635,6cyclictest0-21swapper/211:00:002
3228335994511,14cyclictest3281476-21/usr/sbin/munin12:35:192
3228331994538,4cyclictest3260926-21munin-plugin-st10:34:591
3228335994434,7cyclictest30-21rcuc/212:05:022
3228335994431,9cyclictest311ktimers/211:10:102
3228335994429,9cyclictest0-21swapper/210:45:282
322833599442,17cyclictest30-21rcuc/211:55:022
3228331994432,7cyclictest0-21swapper/107:25:311
3228331994431,9cyclictest0-21swapper/108:50:281
3228335994330,9cyclictest30-21rcuc/208:10:002
3228335994329,10cyclictest311ktimers/207:50:142
3228335994327,11cyclictest311ktimers/209:10:122
3228335994326,12cyclictest311ktimers/209:35:152
3228331994333,5cyclictest0-21swapper/111:35:011
322832999439,8cyclictest0-21swapper/009:45:010
3228335994234,5cyclictest30-21rcuc/210:10:012
3228331994233,5cyclictest0-21swapper/111:35:261
3228331994226,11cyclictest0-21swapper/107:15:261
3228329994223,15cyclictest0-21swapper/010:05:000
3228335994132,6cyclictest0-21swapper/211:40:282
3228335994127,10cyclictest0-21swapper/209:00:282
3228331994125,9cyclictest0-21swapper/111:55:001
3228331994125,10cyclictest0-21swapper/112:10:221
3228331994121,9cyclictest0-21swapper/109:45:001
3228335994033,4cyclictest3239555-21grep08:10:292
3228335994027,10cyclictest311ktimers/212:20:142
3228335994026,9cyclictest311ktimers/209:45:132
3228335994025,10cyclictest3278514-21sshd12:15:252
322833199406,17cyclictest14-21rcu_preempt07:35:011
322833199406,17cyclictest14-21rcu_preempt07:35:011
3228331994028,8cyclictest3278958-21/usr/sbin/munin12:20:251
3228331994022,10cyclictest0-21swapper/108:05:291
322833599396,5cyclictest0-21swapper/208:30:022
322833599396,5cyclictest0-21swapper/208:30:012
3228335993928,8cyclictest311ktimers/207:40:112
3228335993928,8cyclictest311ktimers/207:40:102
3228335993923,11cyclictest0-21swapper/212:10:262
3228331993928,5cyclictest0-21swapper/110:35:271
3228331993926,6cyclictest3257278-21grep10:05:291
3228331993923,5cyclictest0-21swapper/108:20:251
322833199391,5cyclictest0-21swapper/109:25:021
322833599385,2cyclictest0-21swapper/210:05:022
3228335993826,9cyclictest311ktimers/208:50:112
3228335993825,10cyclictest311ktimers/208:45:112
3228335993822,12cyclictest311ktimers/211:45:122
3228335993822,12cyclictest311ktimers/211:45:122
3228331993826,7cyclictest3265108-21grep10:55:291
3228331993824,9cyclictest0-21swapper/109:10:191
3228331993824,9cyclictest0-21swapper/107:55:011
322833199381,4cyclictest0-21swapper/111:20:011
3228335993729,5cyclictest0-21swapper/207:10:232
3228335993728,5cyclictest0-21swapper/207:25:302
3228335993722,9cyclictest0-21swapper/208:35:262
3228335993722,7cyclictest0-21swapper/208:00:012
3228331993729,4cyclictest0-21swapper/111:10:191
3228331993727,6cyclictest3256482-21munin-plugin-st10:05:001
3228335993626,5cyclictest0-21swapper/211:25:222
3228335993623,9cyclictest0-21swapper/212:25:282
3228335993621,11cyclictest0-21swapper/207:15:222
3228335993619,11cyclictest0-21swapper/212:05:292
3228331993624,8cyclictest0-21swapper/112:30:281
3228331993624,8cyclictest0-21swapper/109:50:011
3228335993527,5cyclictest14-21rcu_preempt08:40:292
3228335993524,7cyclictest0-21swapper/212:30:282
3228331993521,9cyclictest0-21swapper/112:25:211
3228331993520,10cyclictest0-21swapper/111:05:211
3228331993520,10cyclictest0-21swapper/111:05:201
322833199351,4cyclictest0-21swapper/109:00:011
3228335993424,5cyclictest0-21swapper/211:20:252
3228335993424,5cyclictest0-21swapper/207:35:192
3228335993422,9cyclictest311ktimers/208:30:152
3228331993424,7cyclictest3260052-21grep10:25:281
3228331993424,7cyclictest3260052-21grep10:25:281
3228331993420,8cyclictest3277061-21cut12:10:011
322833199341,2cyclictest0-21swapper/112:05:011
3228335993325,4cyclictest0-21swapper/211:00:172
3228335993324,7cyclictest3251682-21/usr/sbin/munin09:25:182
3228335993323,7cyclictest0-21swapper/211:50:192
3228335993322,7cyclictest3264269-21grep10:50:292
322833599331,2cyclictest0-21swapper/210:25:002
322833599331,26cyclictest0-21swapper/209:55:022
3228331993325,4cyclictest0-21swapper/109:05:291
3228331993320,9cyclictest0-21swapper/110:15:251
3228331993320,9cyclictest0-21swapper/108:25:201
3228331993320,9cyclictest0-21swapper/108:25:201
3228331993320,8cyclictest0-21swapper/111:25:201
3228331993319,10cyclictest231ktimers/110:50:121
3228331993223,4cyclictest0-21swapper/107:20:201
3228331993221,8cyclictest3255599-21/usr/sbin/munin09:55:261
3228331993221,8cyclictest0-21swapper/107:45:001
3228331993221,8cyclictest0-21swapper/107:45:001
322833199321,2cyclictest0-21swapper/108:20:011
322833599314,21cyclictest30-21rcuc/208:20:022
3228335993121,5cyclictest0-21swapper/211:30:202
3228335993120,7cyclictest0-21swapper/211:15:202
322833599311,2cyclictest0-21swapper/208:20:012
3228331993124,4cyclictest0-21swapper/110:45:191
3228331993122,6cyclictest1660-21snmpd09:38:101
3228331993122,6cyclictest0-21swapper/108:40:301
3228331993120,5cyclictest0-21swapper/109:25:231
3228331993119,9cyclictest0-21swapper/111:00:271
322833599302,26cyclictest0-21swapper/210:40:132
3228335993021,7cyclictest0-21swapper/210:15:142
322833599301,23cyclictest0-21swapper/210:10:042
3228335993011,14cyclictest311ktimers/211:05:122
3228335993011,14cyclictest311ktimers/211:05:122
322833199302,3cyclictest3275022-21memory11:55:261
3228331993022,4cyclictest0-21swapper/112:35:191
3228331993022,4cyclictest0-21swapper/108:45:261
3228331993020,5cyclictest0-21swapper/107:55:251
3228331993019,7cyclictest0-21swapper/109:00:281
322833199301,4cyclictest0-21swapper/112:20:011
322833599291,5cyclictest3230950-21tr07:20:272
322833599291,4cyclictest3246967-21proc_pri08:55:262
322833599291,26cyclictest0-21swapper/209:30:162
3228331992923,4cyclictest0-21swapper/108:14:451
3228331992916,9cyclictest0-21swapper/108:00:291
322833199291,26cyclictest0-21swapper/109:30:271
3228329992913,4cyclictest2838046-1kworker/0:0H+mmc_complete07:10:010
322833599285,18cyclictest311ktimers/210:25:122
322833599285,18cyclictest311ktimers/210:25:122
322833599282,20cyclictest3260426-21cut10:30:192
3228335992821,5cyclictest311ktimers/211:35:232
3228335992819,6cyclictest3255561-21cat09:55:002
3228335992817,6cyclictest3250629-21munin-run09:20:012
322833599281,24cyclictest3235417-21sshd07:49:272
3228331992819,7cyclictest231ktimers/107:10:201
3228331992818,6cyclictest0-21swapper/110:40:291
322833199281,25cyclictest0-21swapper/108:35:241
3228335992718,7cyclictest0-21swapper/209:45:002
322833599271,2cyclictest0-21swapper/207:10:022
322833199271,24cyclictest0-21swapper/109:15:211
3228331992618,5cyclictest0-21swapper/111:20:241
3228331992617,6cyclictest1660-21snmpd09:53:121
3228331992615,7cyclictest0-21swapper/111:40:201
322833199251,4cyclictest0-21swapper/110:15:021
322833199198,5cyclictest0-21swapper/107:10:011
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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