You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-05-02 - 14:29

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 #5, slot #4

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
  Intel
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, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rack5slot4s.osadl.org (updated Sat May 02, 2026 12:44:15)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
7417472750,2chrt0-21swapper/211:21:092
8006862650,3sleep10-21swapper/112:21:071
490286996456,6cyclictest280-21systemd-journal07:31:182
490279996155,5cyclictest490134-21kworker/u8:3+flush-8:009:16:181
490279996155,4cyclictest670874-21kworker/u8:2+events_unbound10:31:031
490279996154,5cyclictest490134-21kworker/u8:3+flush-8:008:16:191
490286996055,4cyclictest765031-21kworker/u8:3+events_unbound11:51:182
490279996053,5cyclictest670874-21kworker/u8:2+events_unbound11:41:181
490276995951,6cyclictest591312-21apt-get08:47:270
490276995951,6cyclictest591312-21apt-get08:47:270
490279995852,5cyclictest785219-21kworker/u8:0+flush-8:012:06:051
6837052570,6sleep30-21swapper/310:21:103
490286995651,4cyclictest490134-21kworker/u8:3+events_unbound08:06:192
490279995652,3cyclictest685961-21kworker/u8:0+events_unbound10:51:131
490279995650,5cyclictest670874-21kworker/u8:2+events_unbound11:21:171
490286995549,4cyclictest670874-21kworker/u8:2+events_unbound11:56:122
490279995550,3cyclictest779696-21kworker/u8:1+events_unbound12:31:171
490279995449,4cyclictest465933-21kworker/u8:2+events_unbound08:31:191
490279995448,4cyclictest670874-21kworker/u8:2+events_unbound10:41:121
7618272530,2sleep375-21kworker/3:1+events11:41:083
490286995348,4cyclictest490134-21kworker/u8:3+events_unbound09:21:132
490279995248,3cyclictest679957-21kworker/u8:1+events_unbound10:20:011
490279995248,3cyclictest465933-21kworker/u8:2+events_unbound07:51:041
490279995247,3cyclictest490134-21kworker/u8:3+events_unbound07:36:071
490279995247,3cyclictest465933-21kworker/u8:2+events_unbound07:21:161
490279995246,5cyclictest465933-21kworker/u8:2+events_unbound07:31:041
490279995245,5cyclictest576415-21kworker/u8:0+flush-8:009:36:221
490279995245,5cyclictest465933-21kworker/u8:2+flush-8:008:26:151
490279995244,6cyclictest725579-21kworker/u8:3+events_unbound11:11:041
490276995247,3cyclictest670874-21kworker/u8:2+events_unbound11:01:010
490276995241,8cyclictest501129-21ntpq07:16:130
490279995147,3cyclictest765031-21kworker/u8:3+events_unbound11:46:171
490279995146,4cyclictest511949-21kworker/u8:1+events_unbound07:56:161
490279995145,5cyclictest511949-21kworker/u8:1+events_unbound08:11:231
490279995144,6cyclictest670874-21kworker/u8:2+flush-8:011:01:171
490276995145,4cyclictest679957-21kworker/u8:1+flush-8:011:36:160
5277362500,5sleep00-21swapper/007:46:060
490279995045,4cyclictest490134-21kworker/u8:3+flush-8:009:46:121
490279995044,4cyclictest670874-21kworker/u8:2+flush-8:011:51:031
490279995043,5cyclictest490134-21kworker/u8:3+flush-8:007:26:191
490279995037,10cyclictest280-21systemd-journal08:39:591
490279994945,3cyclictest660671-21kworker/u8:0+flush-8:010:01:181
490279994944,4cyclictest670874-21kworker/u8:2+flush-8:011:06:171
490279994944,3cyclictest465933-21kworker/u8:2+flush-8:007:41:031
490279994941,6cyclictest465933-21kworker/u8:2+flush-8:007:16:151
490276994943,4cyclictest576415-21kworker/u8:0+flush-8:009:41:050
490286994843,4cyclictest679957-21kworker/u8:1+events_unbound10:16:152
490279994842,5cyclictest765031-21kworker/u8:3+flush-8:011:56:021
490279994842,4cyclictest819676-21cp12:40:001
490279994842,4cyclictest576415-21kworker/u8:0+flush-8:009:41:031
490279994840,6cyclictest490134-21kworker/u8:3+flush-8:009:06:161
490279994743,3cyclictest670874-21kworker/u8:2+events_unbound12:11:161
490279994743,3cyclictest651302-21kworker/u8:1+events_unbound09:51:181
490279994742,4cyclictest490134-21kworker/u8:3+flush-8:009:11:151
7957902460,2sleep375-21kworker/3:1+events12:16:063
490286994642,3cyclictest679957-21kworker/u8:1+events_unbound10:41:162
490279994641,4cyclictest465933-21kworker/u8:2+events_unbound09:21:031
490279994639,6cyclictest725579-21kworker/u8:3+flush-8:011:16:031
490279994539,4cyclictest511949-21kworker/u8:1+flush-8:008:01:151
490279994538,5cyclictest465933-21kworker/u8:2+events_unbound09:26:031
490286994439,4cyclictest651302-21kworker/u8:1+flush-8:009:56:192
490279994439,3cyclictest679957-21kworker/u8:1+events_unbound10:36:041
490279994438,4cyclictest679957-21kworker/u8:1+events_unbound10:46:061
490279994438,4cyclictest679957-21kworker/u8:1+events_unbound10:46:061
490279994437,5cyclictest660671-21kworker/u8:0+flush-8:010:11:131
490279994338,4cyclictest465933-21kworker/u8:2+flush-8:008:51:141
490279994337,5cyclictest490134-21kworker/u8:3+flush-8:010:06:131
490276994335,6cyclictest656329-21/usr/sbin/munin09:56:180
490286994237,4cyclictest465933-21kworker/u8:2+events_unbound07:51:062
490279994235,6cyclictest465933-21kworker/u8:2+flush-8:008:41:131
490279994235,6cyclictest465933-21kworker/u8:2+flush-8:008:41:131
490276994236,4cyclictest465933-21kworker/u8:2+flush-8:009:31:180
490286994137,3cyclictest679957-21kworker/u8:1+flush-8:010:26:122
490279994136,4cyclictest779696-21kworker/u8:1+flush-8:012:01:181
490279994136,3cyclictest785219-21kworker/u8:0+flush-8:012:16:101
490276994136,4cyclictest511949-21kworker/u8:1+flush-8:008:11:070
490279994034,4cyclictest465933-21kworker/u8:2+events_unbound08:56:161
490276994036,3cyclictest679957-21kworker/u8:1+flush-8:011:41:120
6210742380,2sleep20-21swapper/209:16:212
490279993832,5cyclictest490134-21kworker/u8:3+flush-8:010:21:141
490279993831,5cyclictest679957-21kworker/u8:1+flush-8:011:31:151
490286993731,4cyclictest490134-21kworker/u8:3+events_unbound10:00:042
490276993733,3cyclictest685961-21kworker/u8:0+events_unbound10:26:160
490276993731,4cyclictest511949-21kworker/u8:1+flush-8:008:01:030
49027699371,34cyclictest551726-21unin-run08:10:000
490276993632,3cyclictest490134-21kworker/u8:3+flush-8:009:16:140
490276993627,6cyclictest700565-21latency_hist10:40:000
490279993529,5cyclictest679957-21kworker/u8:1+flush-8:011:36:141
490279993529,4cyclictest576415-21kworker/u8:0+events_unbound08:46:101
490279993529,4cyclictest576415-21kworker/u8:0+events_unbound08:46:101
490279993529,4cyclictest465933-21kworker/u8:2+events_unbound07:46:121
490279993529,4cyclictest465933-21kworker/u8:2+events_unbound07:11:191
490279993528,5cyclictest651302-21kworker/u8:1+flush-8:009:56:131
490276993531,3cyclictest779696-21kworker/u8:1+events_unbound12:01:170
490276993531,3cyclictest511949-21kworker/u8:1+events_unbound08:21:190
490276993530,4cyclictest670874-21kworker/u8:2+flush-8:010:56:180
490276993530,4cyclictest660671-21kworker/u8:0+flush-8:010:11:180
490276993530,4cyclictest660671-21kworker/u8:0+flush-8:010:01:050
490276993530,4cyclictest465933-21kworker/u8:2+flush-8:008:26:170
490276993529,4cyclictest280-21systemd-journal07:20:430
6713672340,2sleep3471rcuc/310:11:023
490286993428,4cyclictest679957-21kworker/u8:1+events_unbound11:35:512
490279993426,6cyclictest719720-21ntpq10:56:121
490276993430,3cyclictest670874-21kworker/u8:2+events_unbound10:31:050
490286993328,4cyclictest725579-21kworker/u8:3+flush-8:011:06:232
490279993326,6cyclictest670874-21kworker/u8:2+flush-8:011:26:351
490276993328,3cyclictest679957-21kworker/u8:1+events_unbound10:21:180
490276993327,5cyclictest490134-21kworker/u8:3+flush-8:009:11:060
490279993225,5cyclictest561898-21apt-get08:20:591
490276993227,4cyclictest490134-21kworker/u8:3+flush-8:007:26:150
490286993126,3cyclictest800140-21apt-get12:21:002
490279993126,4cyclictest490134-21kworker/u8:3+flush-8:009:01:141
490276993129,1cyclictest765031-21kworker/u8:3+events_unbound11:46:190
490276993127,3cyclictest785219-21kworker/u8:0+flush-8:012:06:190
490276993127,3cyclictest779696-21kworker/u8:1+events_unbound11:56:230
490276993127,3cyclictest490134-21kworker/u8:3+flush-8:010:06:180
490276993126,4cyclictest490134-21kworker/u8:3+flush-8:007:31:210
490276993126,3cyclictest651302-21kworker/u8:1+events_unbound09:51:020
490276993125,4cyclictest465933-21kworker/u8:2+flush-8:007:13:130
490276993124,5cyclictest280-21systemd-journal12:19:420
490286993025,4cyclictest685961-21kworker/u8:0+events_unbound10:36:212
490276993026,3cyclictest490134-21kworker/u8:3+flush-8:009:26:180
490276993024,4cyclictest785219-21kworker/u8:0+events_unbound12:35:000
8030872290,5sleep0201rcuc/012:21:100
490286992925,2cyclictest512121-21awk07:30:012
490279992921,6cyclictest686056-21apt-get10:25:591
490279992921,6cyclictest670874-21kworker/u8:2+flush-8:012:26:191
490276992924,4cyclictest465933-21kworker/u8:2+flush-8:008:41:140
490276992924,4cyclictest465933-21kworker/u8:2+flush-8:008:41:140
490276992923,4cyclictest725579-21kworker/u8:3+flush-8:011:16:190
490276992923,4cyclictest465933-21kworker/u8:2+flush-8:008:31:170
490276992922,6cyclictest576415-21kworker/u8:0+events_unbound09:36:150
490276992919,7cyclictest280-21systemd-journal08:56:080
490286992824,2cyclictest814301-21unixbench_singl12:31:212
490286992823,3cyclictest799397-21unixbench_multi12:16:202
490286992818,8cyclictest280-21systemd-journal10:35:002
490279992823,4cyclictest490134-21kworker/u8:3+events_unbound09:31:401
490276992824,3cyclictest670874-21kworker/u8:2+flush-8:012:36:180
490276992824,3cyclictest511949-21kworker/u8:1+flush-8:007:56:050
490276992823,3cyclictest670874-21kworker/u8:2+events_unbound11:06:020
490276992823,3cyclictest465933-21kworker/u8:2+flush-8:008:36:230
4872392282,20sleep1488248-21cut07:06:111
490286992724,2cyclictest626839-21aten2_r5power_v09:26:032
490286992723,2cyclictest785374-21aten2_r5power_e12:06:022
490286992722,4cyclictest740360-21idleruntime-cro11:20:012
490286992722,3cyclictest809321-21unixbench_singl12:26:192
490286992722,3cyclictest490134-21kworker/u8:3+events_unbound09:40:012
490286992718,7cyclictest571441-21apt-get08:30:002
490279992723,3cyclictest511949-21kworker/u8:1+events_unbound08:06:041
490276992722,4cyclictest490134-21kworker/u8:3+flush-8:009:06:240
490276992721,5cyclictest705593-21kworker/u8:3+events_unbound10:46:010
490276992721,5cyclictest705593-21kworker/u8:3+events_unbound10:46:000
490276992717,8cyclictest731768-21kthreadcore11:11:090
490276992715,10cyclictest0-21swapper/012:30:010
490286992622,3cyclictest705593-21kworker/u8:3+events_unbound10:45:082
490286992622,3cyclictest705593-21kworker/u8:3+events_unbound10:45:082
490286992622,3cyclictest537288-21aten2_r5power_e07:56:022
490276992615,9cyclictest0-21swapper/008:16:100
490286992522,2cyclictest646686-21cpuspeed_turbos09:46:022
490286992521,2cyclictest597103-21aten2_r5power_e08:56:022
490276992521,3cyclictest685961-21kworker/u8:0+events_unbound10:51:050
490276992520,4cyclictest465933-21kworker/u8:2+flush-8:007:41:240
490276992520,3cyclictest465933-21kworker/u8:2+flush-8:007:51:130
490276992517,5cyclictest490114-21latency_hist07:10:010
490286992421,2cyclictest666512-21fschecks_count10:06:042
490286992419,4cyclictest20977-21cron11:05:012
490286992419,3cyclictest522624-21cpuspeed_turbos07:41:042
490286992418,4cyclictest612100-21cpuspeed_turbos09:11:042
490286992418,4cyclictest593035-21kthreadcore08:51:082
490286992417,2cyclictest161rcu_preempt10:56:022
490286992413,3cyclictest161rcu_preempt11:11:192
490276992420,3cyclictest679957-21kworker/u8:1+flush-8:010:41:050
490276992419,3cyclictest490134-21kworker/u8:3+events_unbound08:55:000
490286992320,1cyclictest557231-21cut08:16:052
490286992319,3cyclictest641194-21munin-plugin-st09:40:002
490286992319,3cyclictest511949-21kworker/u8:1+events_unbound08:10:372
490286992318,4cyclictest651302-21kworker/u8:1+flush-8:009:50:462
490286992315,6cyclictest790495-21cpuspeed_turbos12:11:032
490276992321,1cyclictest670874-21kworker/u8:2+events_unbound11:26:170
490276992319,3cyclictest754258-21needreboot11:31:120
490276992318,4cyclictest490134-21kworker/u8:3+flush-8:009:01:090
7490752220,4sleep2371rcuc/211:26:092
490286992217,4cyclictest819209-21unixbench_singl12:36:202
490276992220,1cyclictest0-21swapper/011:51:180
490276992218,3cyclictest490134-21kworker/u8:3+flush-8:007:36:100
490276992218,2cyclictest0-21swapper/009:25:000
490276992217,4cyclictest576415-21kworker/u8:0+events_unbound09:49:590
490276992217,3cyclictest0-21swapper/011:21:190
490276992215,5cyclictest676428-21fschecks_count10:16:030
49028699216,5cyclictest671430-21seq10:11:042
49028699212,13cyclictest502367-21apt-get07:21:022
490286992118,2cyclictest765729-21fschecks_count11:46:052
490286992117,2cyclictest681389-21fschecks_count10:21:052
490286992115,4cyclictest280-21systemd-journal07:36:182
490286992114,5cyclictest715688-21ls10:54:592
49028699210,5cyclictest545932-21ntpq08:01:132
49028699202,8cyclictest0-21swapper/209:01:062
49028699202,10cyclictest0-21swapper/209:31:002
49028699201,5cyclictest561902-21seq08:21:012
490286992015,3cyclictest0-21swapper/207:46:212
490286992015,3cyclictest0-21swapper/207:16:192
490276992015,4cyclictest670874-21kworker/u8:2+flush-8:012:11:130
4882492204,10sleep20-21swapper/207:06:122
4855122203,9sleep30-21swapper/307:06:003
49028699192,4cyclictest0-21swapper/208:41:022
49028699192,4cyclictest0-21swapper/208:41:022
490286991915,3cyclictest670874-21kworker/u8:2+events_unbound11:31:282
490286991915,3cyclictest591168-21unixbench_singl08:46:202
490286991915,3cyclictest591168-21unixbench_singl08:46:192
49028699183,9cyclictest572002-21apt-get08:31:022
49028699183,6cyclictest0-21swapper/212:00:582
49028699182,4cyclictest0-21swapper/207:10:302
49028699181,6cyclictest0-21swapper/209:07:072
490286991814,2cyclictest577163-21tr08:36:032
49028699175,2cyclictest161rcu_preempt11:41:062
6467162166,6sleep30-21swapper/309:46:043
7861142145,5sleep30-21swapper/312:06:093
8176942132,6sleep30-21swapper/312:36:113
7754032132,7sleep30-21swapper/311:56:023
7561012132,7sleep30-21swapper/311:36:073
7404662132,6sleep30-21swapper/311:20:023
6801422133,6sleep30-21swapper/310:16:183
6510882132,6sleep30-21swapper/309:50:013
6165442132,6sleep30-21swapper/309:15:023
5960382132,7sleep30-21swapper/308:51:193
5773102132,7sleep30-21swapper/308:36:063
8086422122,6sleep30-21swapper/312:26:113
7998402122,5sleep30-21swapper/312:20:013
7902752122,6sleep30-21swapper/312:11:033
7745422122,6sleep30-21swapper/311:51:203
7653462122,6sleep30-21swapper/311:45:023
7502422122,5sleep30-21swapper/311:30:013
7347772122,6sleep30-21swapper/311:11:183
7258872122,6sleep30-21swapper/311:06:023
7247992122,6sleep30-21swapper/311:01:163
7160322122,6sleep30-21swapper/310:56:023
7054752123,5sleep30-21swapper/310:41:223
6959252122,6sleep30-21swapper/310:36:003
6702122122,6sleep30-21swapper/310:06:193
6413642122,6sleep30-21swapper/309:40:023
6256442122,6sleep30-21swapper/309:21:153
6011252122,6sleep30-21swapper/308:56:203
5877942122,6sleep30-21swapper/308:46:093
5877942122,6sleep30-21swapper/308:46:093
5854652123,5sleep30-21swapper/308:41:113
5854652123,5sleep30-21swapper/308:41:103
5668382122,6sleep30-21swapper/308:26:013
5517252122,5sleep30-21swapper/308:10:013
5510972122,6sleep30-21swapper/308:06:203
5421072122,6sleep30-21swapper/308:00:423
5381472122,6sleep30-21swapper/307:56:093
5270202122,5sleep30-21swapper/307:45:013
5249652122,6sleep30-21swapper/307:41:123
5171902122,6sleep30-21swapper/307:35:013
5020062122,5sleep30-21swapper/307:20:013
8102392112,5sleep30-21swapper/312:31:053
7839692112,5sleep30-21swapper/312:01:103
7458872112,6sleep30-21swapper/311:26:043
7361202112,5sleep30-21swapper/311:16:053
7110102112,5sleep30-21swapper/310:51:013
7063472112,5sleep30-21swapper/310:46:033
7063472112,5sleep30-21swapper/310:46:033
6913642112,5sleep30-21swapper/310:31:073
6898252113,5sleep30-21swapper/310:26:123
6621972112,5sleep30-21swapper/310:01:093
6563282112,5sleep30-21swapper/309:55:593
6369522112,5sleep30-21swapper/309:36:093
6316592112,5sleep30-21swapper/309:31:033
6269792112,5sleep30-21swapper/309:26:063
6118492112,5sleep30-21swapper/309:11:013
6114982112,6sleep30-21swapper/309:09:363
6023702112,5sleep30-21swapper/309:01:063
5719532112,6sleep30-21swapper/308:30:443
5621782112,5sleep30-21swapper/308:21:053
5569462112,5sleep30-21swapper/308:16:033
5327652112,5sleep30-21swapper/307:51:063
5132002112,5sleep30-21swapper/307:31:093
5073302112,5sleep30-21swapper/307:26:033
5027382112,5sleep30-21swapper/307:21:063
4904502112,5sleep30-21swapper/307:10:423
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional