You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-04-26 - 14:24

OSADL QA Farm on Real-time of Mainline Linux

About - Hardware - CPUs - Benchmarks - Graphics - Benchmarks - Kernels - Boards/Distros - Latency monitoring - Latency plots - System data - Profiles - Compare - Awards

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 
Special  All - All RT - Optimization - Ethernet - Thumbnails - Next
  TI
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 Sun Apr 26, 2026 00:44:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3246061996859,5cyclictest3246160-21sed19:10:020
324606199667,7cyclictest0-21swapper/021:20:110
3246064996512,10cyclictest3279491-21apt-get22:25:021
3246061995848,6cyclictest131ktimers/022:00:310
324606199584,16cyclictest12-21ksoftirqd/021:40:010
3246064995729,17cyclictest24-21ksoftirqd/119:40:011
324606199574,8cyclictest3296551-21ps00:00:290
324606699567,21cyclictest3245999-21apt-get19:10:022
3246061995547,4cyclictest0-21swapper/019:50:120
324606699524,29cyclictest0-21swapper/223:25:012
3246061995244,5cyclictest167350irq/118-8000000.ethernet-tx023:25:200
3246066995143,5cyclictest3246934-21munin-plugin-st19:15:002
3246066995142,4cyclictest3295128-21munin-plugin-st23:55:002
3246061995144,5cyclictest3263264-21munin-plugin-st20:50:000
3246061995142,5cyclictest3297547-21grep00:05:290
3246066995014,7cyclictest3291570-21apt-get23:35:012
324606199504,6cyclictest3259321-21diskstats20:25:180
3246061995033,8cyclictest3301853-21ptp4l-jitter00:30:270
3246061995033,15cyclictest167350irq/118-8000000.ethernet-tx021:45:240
3246061995033,15cyclictest167350irq/118-8000000.ethernet-tx021:45:240
3246061995012,12cyclictest15-21rcuc/023:20:010
3246066994930,12cyclictest0-21swapper/219:55:282
3246066994914,17cyclictest0-21swapper/221:30:022
3246064994937,8cyclictest0-21swapper/122:40:001
3246061994944,2cyclictest0-21swapper/023:30:260
3246061994941,4cyclictest20650irq/252-8000000.ethernet20:35:160
324606199491,10cyclictest3264278-21latency_hist20:55:010
324606199487,2cyclictest0-21swapper/021:25:280
3246061994842,4cyclictest3246935-21munin-plugin-st19:14:590
324606199483,10cyclictest3266638-21apt-get21:10:020
3246066994731,11cyclictest311ktimers/200:10:112
324606499471,11cyclictest14-21rcu_preempt23:35:001
3246061994743,2cyclictest0-21swapper/019:25:000
3246061994739,4cyclictest167350irq/118-8000000.ethernet-tx020:05:250
3246061994738,5cyclictest3295010-21grep23:50:270
3246061994736,6cyclictest0-21swapper/020:40:190
3246061994711,8cyclictest0-21swapper/022:25:010
3246061994711,8cyclictest0-21swapper/022:25:000
3246066994638,5cyclictest3295974-21munin-plugin-st00:00:002
3246064994633,9cyclictest0-21swapper/123:25:011
3246061994537,3cyclictest0-21swapper/023:40:020
3246061994536,5cyclictest3271049-21apt-key21:35:000
3246061994532,9cyclictest0-21swapper/021:00:290
3246061994528,14cyclictest167350irq/118-8000000.ethernet-tx023:40:110
3246066994433,8cyclictest0-21swapper/223:30:012
3246064994435,5cyclictest0-21swapper/123:35:001
3246064994432,8cyclictest0-21swapper/100:05:011
324606199446,36cyclictest0-21swapper/022:25:240
3246061994425,16cyclictest0-21swapper/022:50:210
324606199442,39cyclictest0-21swapper/022:05:290
324606199442,38cyclictest131ktimers/000:30:010
3246061994423,14cyclictest0-21swapper/019:35:270
324606699431,5cyclictest0-21swapper/219:45:012
324606699431,5cyclictest0-21swapper/219:45:012
3246064994329,10cyclictest0-21swapper/121:15:171
3246061994336,4cyclictest167350irq/118-8000000.ethernet-tx020:20:230
3246061994336,4cyclictest167350irq/118-8000000.ethernet-tx020:20:230
3246061994333,6cyclictest3300227-21grep00:20:300
324606199433,35cyclictest3255674-21munin-plugin-st20:04:590
324606199432,35cyclictest12-21ksoftirqd/000:15:190
3246066994232,5cyclictest0-21swapper/220:45:222
3246066994231,6cyclictest3256396-21unixbench_multi20:05:302
3246064994232,7cyclictest3254708-21grep19:55:271
3246064994212,12cyclictest3271237-21/usr/sbin/munin21:35:201
3246061994237,2cyclictest0-21swapper/019:15:050
3246061994236,3cyclictest12-21ksoftirqd/022:55:150
3246061994234,5cyclictest3293815-21fschecks_time23:45:210
3246061994234,4cyclictest0-21swapper/019:55:270
3246061994231,7cyclictest0-21swapper/022:35:290
3246061994227,10cyclictest0-21swapper/022:50:000
324606199422,5cyclictest3249189-21diskstats19:25:190
324606199422,5cyclictest0-21swapper/023:20:220
324606199422,37cyclictest0-21swapper/000:35:250
3246066994129,8cyclictest0-21swapper/221:54:592
3246066994127,9cyclictest0-21swapper/221:10:012
3246061994134,4cyclictest20850irq/208-8000000.ethernet23:04:590
3246061994131,5cyclictest0-21swapper/022:30:210
3246061994129,6cyclictest0-21swapper/021:55:010
3246061994127,8cyclictest0-21swapper/021:15:210
3246061994120,19cyclictest20650irq/252-8000000.ethernet20:10:170
324606199411,3cyclictest0-21swapper/023:15:010
324606199411,37cyclictest200-21pr/ttyS222:15:000
3246066994029,6cyclictest3276074-21grep22:00:302
3246066994026,9cyclictest3292510-21sendmail23:40:012
3246066994025,10cyclictest0-21swapper/200:30:222
3246061994030,5cyclictest0-21swapper/023:55:200
3246061994013,22cyclictest2-21kthreadd22:41:200
3246061994013,22cyclictest2-21kthreadd22:41:200
3246066993921,15cyclictest311ktimers/221:35:132
3246064993932,5cyclictest3248920-21munin-plugin-st19:25:001
3246064993925,9cyclictest0-21swapper/120:45:211
324606199399,28cyclictest131ktimers/000:10:210
3246061993928,6cyclictest0-21swapper/022:15:190
3246061993926,8cyclictest0-21swapper/020:30:200
3246061993923,10cyclictest0-21swapper/019:30:290
3246066993823,11cyclictest0-21swapper/219:50:212
3246064993825,9cyclictest0-21swapper/122:45:271
3246064993824,10cyclictest0-21swapper/120:20:291
3246064993824,10cyclictest0-21swapper/120:20:281
324606499381,4cyclictest0-21swapper/123:50:011
324606499381,14cyclictest0-21swapper/120:10:021
3246061993833,2cyclictest0-21swapper/020:55:280
3246061993832,4cyclictest0-21swapper/021:10:220
3246061993832,4cyclictest0-21swapper/021:10:220
3246061993831,4cyclictest20850irq/208-8000000.ethernet21:55:230
324606199381,35cyclictest0-21swapper/019:40:130
324606199381,35cyclictest0-21swapper/019:40:130
3246061993811,25cyclictest0-21swapper/020:15:290
3246066993727,5cyclictest0-21swapper/223:45:302
3246064993720,10cyclictest3282874-21grep22:40:281
3246064993720,10cyclictest3282874-21grep22:40:281
324606499371,5cyclictest0-21swapper/119:35:021
3246061993729,6cyclictest0-21swapper/021:40:200
324606199371,34cyclictest0-21swapper/023:05:150
3246066993627,5cyclictest0-21swapper/222:39:592
3246066993627,5cyclictest0-21swapper/220:15:282
3246066993627,4cyclictest0-21swapper/221:55:262
3246066993625,8cyclictest0-21swapper/222:45:302
3246066993622,9cyclictest0-21swapper/222:25:022
3246066993622,9cyclictest0-21swapper/222:25:022
3246066993619,11cyclictest0-21swapper/222:40:292
3246066993619,11cyclictest0-21swapper/222:40:282
3246064993627,6cyclictest0-21swapper/123:29:591
3246064993626,7cyclictest3272093-21/usr/sbin/munin21:40:261
3246064993621,11cyclictest0-21swapper/100:25:171
3246064993619,10cyclictest0-21swapper/121:20:281
324606499361,18cyclictest0-21swapper/120:45:001
3246066993526,6cyclictest167550irq/134-8000000.ethernet-tx220:40:012
3246066993525,5cyclictest0-21swapper/220:55:292
3246066993523,8cyclictest3248858-21grep19:20:292
3246066993521,9cyclictest0-21swapper/221:30:282
3246064993527,4cyclictest0-21swapper/100:30:181
3246064993526,5cyclictest0-21swapper/122:00:001
3246064993526,5cyclictest0-21swapper/120:00:271
3246064993525,5cyclictest0-21swapper/120:50:261
3246064993523,8cyclictest0-21swapper/120:10:291
3246064993519,8cyclictest0-21swapper/100:20:211
324606199351,4cyclictest0-21swapper/019:45:140
3246066993427,3cyclictest0-21swapper/200:25:192
324606699341,28cyclictest0-21swapper/222:50:182
324606699341,27cyclictest0-21swapper/200:40:012
3246064993427,5cyclictest231ktimers/123:40:291
3246064993423,7cyclictest0-21swapper/121:45:301
3246064993423,7cyclictest0-21swapper/121:45:301
3246064993421,9cyclictest0-21swapper/120:15:201
324606499341,4cyclictest0-21swapper/122:20:021
324606499341,28cyclictest0-21swapper/123:50:261
3246066993325,4cyclictest0-21swapper/219:45:292
3246066993325,3cyclictest0-21swapper/223:15:252
3246066993322,8cyclictest0-21swapper/200:00:312
3246066993315,15cyclictest3246058-21cyclictest19:40:002
3246064993326,4cyclictest167450irq/126-8000000.ethernet-tx100:10:301
3246064993325,5cyclictest0-21swapper/120:30:281
3246064993314,13cyclictest231ktimers/119:25:141
3246066993225,4cyclictest3268363-21grep21:15:302
3246066993221,6cyclictest0-21swapper/220:05:012
3246066993220,9cyclictest0-21swapper/221:40:192
3246064993219,9cyclictest0-21swapper/123:15:291
324606499321,8cyclictest0-21swapper/120:30:001
324606499321,3cyclictest3247716-21memory19:15:251
324606499321,26cyclictest3264301-21/usr/sbin/munin20:55:231
324606499321,25cyclictest0-21swapper/119:45:111
3246066993123,5cyclictest0-21swapper/220:40:282
3246066993119,8cyclictest0-21swapper/223:10:282
324606699311,4cyclictest3267228-21meminfo21:10:242
324606699311,4cyclictest3267228-21meminfo21:10:242
324606699311,3cyclictest0-21swapper/219:25:022
3246064993123,5cyclictest0-21swapper/119:50:171
3246064993119,9cyclictest0-21swapper/122:00:291
3246064993115,12cyclictest231ktimers/122:50:161
324606499311,25cyclictest0-21swapper/100:35:131
3246064993111,8cyclictest3297024-21/usr/sbin/munin00:05:201
3246066993022,4cyclictest0-21swapper/200:25:012
3246066993021,6cyclictest0-21swapper/223:05:292
3246066993021,5cyclictest0-21swapper/222:15:282
3246066993019,9cyclictest0-21swapper/222:05:222
324606699301,25cyclictest0-21swapper/200:10:002
324606699300,25cyclictest0-21swapper/219:30:112
324606499303,17cyclictest14-21rcu_preempt22:25:011
324606499303,17cyclictest14-21rcu_preempt22:25:011
3246064993024,4cyclictest167450irq/126-8000000.ethernet-tx121:06:571
3246064993021,7cyclictest0-21swapper/123:05:271
324606499302,13cyclictest0-21swapper/119:10:011
324606499302,11cyclictest51-21kcompactd021:30:011
3246064993020,7cyclictest3267496-21unixbench_singl21:10:291
3246064993020,7cyclictest3267496-21unixbench_singl21:10:291
3246064993018,8cyclictest0-21swapper/100:20:001
324606499301,27cyclictest0-21swapper/121:30:311
3246066992925,3cyclictest0-21swapper/222:55:232
3246066992923,4cyclictest0-21swapper/219:15:192
3246066992922,4cyclictest3260504-21ptp4l20:30:272
3246066992921,4cyclictest0-21swapper/221:45:262
3246066992921,4cyclictest0-21swapper/221:45:262
3246066992915,9cyclictest0-21swapper/222:30:212
3246066992911,4cyclictest167550irq/134-8000000.ethernet-tx222:25:162
3246064992921,5cyclictest3274415-21munin-plugin-st21:54:591
324606499291,5cyclictest0-21swapper/123:05:011
3246066992820,5cyclictest0-21swapper/220:50:272
3246066992820,4cyclictest0-21swapper/200:15:202
3246066992818,7cyclictest0-21swapper/222:10:292
3246064992821,5cyclictest22-21rcuc/122:05:281
3246064992820,6cyclictest0-21swapper/119:10:301
3246064992820,5cyclictest0-21swapper/123:10:271
3246064992814,10cyclictest0-21swapper/119:40:201
3246064992814,10cyclictest0-21swapper/119:40:201
3246064992811,15cyclictest167450irq/126-8000000.ethernet-tx122:11:351
3246066992720,3cyclictest0-21swapper/220:25:012
3246066992720,3cyclictest0-21swapper/220:25:012
3246066992716,8cyclictest3286330-21kworker/u8:2-ext4-rsv-conversion23:05:012
3246066992715,9cyclictest0-21swapper/220:10:252
324606699271,24cyclictest0-21swapper/221:00:172
324606699271,24cyclictest0-21swapper/220:29:322
3246064992719,4cyclictest0-21swapper/121:00:211
3246064992715,8cyclictest0-21swapper/122:35:021
3246064992715,7cyclictest231ktimers/122:55:121
3246066992616,7cyclictest0-21swapper/221:20:292
3246064992619,4cyclictest0-21swapper/120:35:251
3246064992518,4cyclictest0-21swapper/123:55:191
324606699241,21cyclictest0-21swapper/223:43:222
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional