You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-04-13 - 21:05

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 792 highest latencies:
System rack5slot4s.osadl.org (updated Mon Apr 13, 2026 12:44:15)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3780682600,1sleep1378069-21unixbench_singl11:51:341
92756995043,5cyclictest318098-21kworker/u8:2+events_unbound11:11:311
92756995043,5cyclictest208645-21kworker/u8:3+flush-8:009:31:281
92756994837,8cyclictest280-21systemd-journal10:40:011
92756994741,4cyclictest318098-21kworker/u8:2+events_unbound11:31:261
92760994641,3cyclictest371136-21kworker/u8:0+events_unbound11:46:322
92754994639,5cyclictest280-21systemd-journal08:56:330
92760994540,4cyclictest97778-21kworker/u8:0+flush-8:007:16:332
92760994540,4cyclictest208645-21kworker/u8:3+events_unbound10:01:302
92760994437,5cyclictest280-21systemd-journal08:05:012
92756994439,3cyclictest274174-21kworker/u8:0+events_unbound11:06:311
92756994435,6cyclictest119881-21kworker/u8:0+flush-8:007:46:281
9275499440,38cyclictest1-21systemd08:25:000
92760994329,3cyclictest2927097-21kworker/u8:2+events_unbound08:06:292
92756994338,3cyclictest274174-21kworker/u8:0+flush-8:010:26:161
92756994337,4cyclictest318098-21kworker/u8:2+events_unbound10:56:281
92756994336,5cyclictest2927097-21kworker/u8:2+events_unbound08:51:261
92756994335,6cyclictest119881-21kworker/u8:0+flush-8:008:21:291
92754994336,5cyclictest318098-21kworker/u8:2+flush-8:011:11:300
92754994333,8cyclictest383049-21kworker/u8:1+flush-8:012:36:310
92754994333,8cyclictest383049-21kworker/u8:1+flush-8:012:36:300
92756994238,3cyclictest274174-21kworker/u8:0+events_unbound10:16:281
92756994236,5cyclictest2927097-21kworker/u8:2+flush-8:009:26:321
92756994236,4cyclictest2927097-21kworker/u8:2+events_unbound08:26:261
92754994232,7cyclictest280-21systemd-journal11:49:590
92756994137,3cyclictest208645-21kworker/u8:3+events_unbound09:16:301
92756994136,3cyclictest318098-21kworker/u8:2+flush-8:012:16:191
92756994135,4cyclictest318098-21kworker/u8:2+events_unbound11:30:011
92756994135,4cyclictest2927097-21kworker/u8:2+flush-8:009:06:281
92756994134,5cyclictest2927097-21kworker/u8:2+flush-8:008:01:281
92756994133,6cyclictest2927097-21kworker/u8:2+flush-8:009:41:281
92760994036,3cyclictest274174-21kworker/u8:0+events_unbound10:16:322
92756994035,4cyclictest298425-21kworker/u8:1+flush-8:010:41:331
92756994035,3cyclictest298425-21kworker/u8:1+flush-8:011:36:191
92756994034,5cyclictest318098-21kworker/u8:2+flush-8:012:01:291
92756994034,4cyclictest274174-21kworker/u8:0+flush-8:010:46:301
92756994033,5cyclictest280-21systemd-journal09:05:001
92756994032,6cyclictest397552-21ntpq12:11:241
1771982400,3sleep375-21kworker/3:1-events08:31:233
92760993934,4cyclictest2927097-21kworker/u8:2+events_unbound08:36:322
92756993934,4cyclictest383049-21kworker/u8:1+events_unbound12:31:271
92756993934,4cyclictest298425-21kworker/u8:1+flush-8:011:41:281
92756993933,4cyclictest284058-21kworker/u8:3+flush-8:010:21:291
92756993927,6cyclictest119881-21kworker/u8:0+flush-8:009:11:201
92754993930,7cyclictest298425-21kworker/u8:1+flush-8:011:36:300
92760993830,6cyclictest214307-21cp09:10:012
92756993833,3cyclictest56082-21kworker/u8:3+events_unbound07:31:311
92756993833,3cyclictest56082-21kworker/u8:3+events_unbound07:31:311
92756993832,4cyclictest318098-21kworker/u8:2+events_unbound11:01:311
92756993832,4cyclictest2927097-21kworker/u8:2+flush-8:007:56:281
92756993730,5cyclictest289039-21kworker/u8:2+flush-8:010:31:271
92756993729,4cyclictest298425-21kworker/u8:1+flush-8:011:21:271
92754993730,5cyclictest280-21systemd-journal08:16:210
92760993632,3cyclictest303481-21kworker/u8:3+events_unbound10:51:322
92760993631,4cyclictest383049-21kworker/u8:1+events_unbound12:21:312
92760993629,5cyclictest83009-21kworker/u8:1+events_unbound07:26:282
92756993631,4cyclictest274174-21kworker/u8:0+flush-8:011:16:321
92756993631,4cyclictest119881-21kworker/u8:0+events_unbound07:51:331
92756993631,3cyclictest20977-21cron10:00:001
92756993630,4cyclictest119881-21kworker/u8:0+events_unbound08:56:291
92754993629,5cyclictest312684-21ntpq10:46:280
92754993628,6cyclictest234202-21/usr/sbin/munin09:31:270
92756993528,5cyclictest83009-21kworker/u8:1+events_unbound07:11:171
92754993530,4cyclictest357713-21kworker/u8:3+flush-8:011:56:300
92760993427,5cyclictest368465-21cron11:45:002
92756993429,3cyclictest371136-21kworker/u8:0+events_unbound12:21:191
92756993429,3cyclictest208645-21kworker/u8:3+flush-8:009:51:301
92756993428,4cyclictest2927097-21kworker/u8:2+flush-8:009:21:201
92756993427,5cyclictest119881-21kworker/u8:0+flush-8:008:16:211
92756993427,4cyclictest403584-21kworker/u8:3+flush-8:012:26:201
92754993428,4cyclictest124652-21latency_hist07:40:000
92760993326,6cyclictest119881-21kworker/u8:0+events_unbound08:40:032
92756993328,3cyclictest154345-21systemd-run08:10:011
92756993327,5cyclictest208645-21kworker/u8:3+flush-8:010:01:241
92756993327,5cyclictest208645-21kworker/u8:3+flush-8:009:36:291
92756993327,4cyclictest357713-21kworker/u8:3+flush-8:011:56:301
92754993328,4cyclictest56082-21kworker/u8:3+flush-8:007:16:250
9275499331,30cyclictest1-21systemd09:09:590
92760993228,3cyclictest383049-21kworker/u8:1+events_unbound12:10:002
92756993227,3cyclictest412989-21kworker/u8:2+events_unbound12:40:001
92756993227,3cyclictest412989-21kworker/u8:2+events_unbound12:40:001
92756993225,5cyclictest119881-21kworker/u8:0+events_unbound08:41:211
92754993228,3cyclictest289039-21kworker/u8:2+flush-8:010:31:300
92754993223,7cyclictest214418-21/usr/sbin/munin09:11:260
92760993125,4cyclictest174201-21apt-config08:30:012
92756993125,4cyclictest97778-21kworker/u8:0+flush-8:007:21:291
92756993124,5cyclictest2927097-21kworker/u8:2+flush-8:010:06:291
92756993124,5cyclictest2927097-21kworker/u8:2+flush-8:010:06:291
92756993024,4cyclictest83009-21kworker/u8:1+events_unbound08:31:291
92756993024,4cyclictest383049-21kworker/u8:1+flush-8:012:06:221
92756993023,5cyclictest298425-21kworker/u8:1+flush-8:010:51:291
92754993026,3cyclictest109501-21cron07:25:000
92760992924,4cyclictest2927097-21kworker/u8:2+flush-8:008:46:362
92754992924,3cyclictest318593-21awk10:55:010
92760992825,2cyclictest263725-21unixbench_singl09:56:342
92760992824,2cyclictest304299-21fschecks_count10:41:192
92760992824,2cyclictest199647-21fschecks_count08:56:192
92760992822,4cyclictest349124-21fschecks_time11:26:162
92756992824,2cyclictest100133-21cut07:16:181
92756992823,4cyclictest83009-21kworker/u8:1+events_unbound07:41:311
92754992824,3cyclictest119677-21systemd-run07:35:000
92754992824,3cyclictest119677-21systemd-run07:34:590
92754992823,3cyclictest2927097-21kworker/u8:2+flush-8:008:36:250
92754992810,3cyclictest3275092kthreadcore11:01:260
92760992723,2cyclictest224492-21aten2_r5power_v09:21:172
92754992723,2cyclictest114467-21apt-key07:30:000
92754992723,2cyclictest0-21swapper/010:00:000
92754992721,5cyclictest412989-21kworker/u8:2+flush-8:012:31:300
2950862270,2sleep3481ktimers/310:31:223
92760992621,3cyclictest343497-21turbostat.cron11:20:002
92756992622,2cyclictest0-21swapper/107:40:001
92756992621,3cyclictest194078-21idleruntime-cro08:50:001
92756992620,4cyclictest154665-21apt-get08:11:141
92754992622,2cyclictest139510-21cron07:55:010
92754992622,2cyclictest0-21swapper/011:30:000
92754992621,4cyclictest403584-21kworker/u8:3+events_unbound12:26:240
92754992621,3cyclictest205037-21irqrtprio09:01:230
92754992621,3cyclictest0-21swapper/012:05:000
92754992619,5cyclictest280-21systemd-journal12:16:540
92754992617,6cyclictest249040-21latency_hist09:45:010
92754992616,7cyclictest154326-21latency_hist08:10:010
92760992522,2cyclictest253623-21unixbench_singl09:46:342
9276099252,12cyclictest371rcuc/207:11:232
92760992521,2cyclictest334077-21aten2_r5power_v11:11:172
92760992519,4cyclictest408994-21fschecks_time12:26:182
92760992518,5cyclictest280-21systemd-journal08:30:012
92756992519,5cyclictest2927097-21kworker/u8:2+flush-8:010:11:191
92756992518,5cyclictest2927097-21kworker/u8:2+flush-8:008:36:281
9275499252,1cyclictest0-21swapper/010:56:310
92754992521,3cyclictest155195-21irqcore08:11:210
92754992521,2cyclictest0-21swapper/010:01:290
92754992521,2cyclictest0-21swapper/009:55:000
92754992520,4cyclictest83009-21kworker/u8:1+flush-8:008:31:180
92754992520,4cyclictest119881-21kworker/u8:0+flush-8:008:41:180
92754992516,7cyclictest253089-21ntpq09:46:270
92760992421,2cyclictest208892-21cron09:05:002
92760992420,3cyclictest2927097-21kworker/u8:2+events_unbound08:16:332
92760992420,2cyclictest254741-21cpuspeed_turbos09:51:172
92760992419,3cyclictest224006-21cron09:20:002
9276099240,9cyclictest3222162cut10:56:232
92756992420,3cyclictest318098-21kworker/u8:2+flush-8:011:46:301
92756992419,4cyclictest83009-21kworker/u8:1+flush-8:007:26:191
92756992418,4cyclictest208645-21kworker/u8:3+flush-8:009:46:251
9275499248,3cyclictest3780692unixbench_singl11:51:340
9275499242,21cyclictest0-21swapper/010:21:340
9275499242,21cyclictest0-21swapper/007:46:320
92754992420,3cyclictest368493-21systemd-run11:45:000
92754992420,2cyclictest0-21swapper/009:20:000
92754992419,3cyclictest0-21swapper/011:20:010
92754992418,4cyclictest398040-21unixbench_multi12:11:320
92760992319,2cyclictest354677-21kthreadcore11:31:222
92760992318,3cyclictest328319-21unixbench_multi11:01:352
92760992318,3cyclictest280-21systemd-journal09:30:002
9275499232,20cyclictest0-21swapper/008:01:330
92754992319,3cyclictest97277-21unixbench_singl07:11:330
92754992319,3cyclictest273582-21unixbench_singl10:06:340
92754992319,3cyclictest273582-21unixbench_singl10:06:340
92754992318,3cyclictest195136-21tr08:51:190
92754992317,4cyclictest303339-21unixbench_singl10:36:370
92754992317,4cyclictest233577-21unixbench_singl09:26:350
92760992219,2cyclictest383306-21cron12:00:002
92760992218,3cyclictest383049-21kworker/u8:1+flush-8:012:35:102
92760992218,3cyclictest383049-21kworker/u8:1+flush-8:012:35:102
92760992217,3cyclictest119288-21unixbench_multi07:31:342
92760992217,3cyclictest119288-21unixbench_multi07:31:342
92760992217,3cyclictest0-21swapper/210:15:002
92754992220,1cyclictest0-21swapper/009:21:330
92754992218,2cyclictest0-21swapper/010:11:160
92754992217,4cyclictest274174-21kworker/u8:0+flush-8:011:06:300
92754992217,4cyclictest241623-21tr09:36:240
92754992213,7cyclictest125740-21ps07:41:210
92760992117,3cyclictest97778-21kworker/u8:0+events_unbound07:20:062
9276099211,2cyclictest161rcu_preempt10:36:372
92760992112,7cyclictest234451-21cpuspeed_turbos09:31:182
9275499217,12cyclictest308629-21sshd10:44:590
92754992117,2cyclictest0-21swapper/011:31:170
92754992117,2cyclictest0-21swapper/010:26:220
92754992117,2cyclictest0-21swapper/008:30:010
92754992116,4cyclictest193758-21unixbench_singl08:46:330
92754992114,5cyclictest282366-21tr10:16:260
92754992111,8cyclictest403949-21diskstats12:21:180
924022214,10sleep10-21swapper/107:07:551
92760992016,3cyclictest0-21swapper/212:05:002
92754992010,8cyclictest388296-21apt-get12:05:030
9276099192,9cyclictest0-21swapper/211:36:232
92760991916,2cyclictest288420-21unixbench_multi10:21:352
92760991915,2cyclictest374083-21cut11:51:182
92760991914,4cyclictest2927097-21kworker/u8:2+events_unbound09:41:062
92754991914,3cyclictest140250-21idleruntime07:56:190
919822193,9sleep30-21swapper/307:06:323
918072191,10sleep091826-21ntpq07:06:290
2184162190,2sleep3481ktimers/309:11:323
9276099189,7cyclictest401228-21tr12:16:232
9276099189,7cyclictest271448-21tr10:06:232
9276099189,7cyclictest271448-21tr10:06:232
9276099189,7cyclictest127019-21tr07:41:232
9276099182,4cyclictest0-21swapper/210:46:232
9276099181,9cyclictest0-21swapper/208:51:302
92760991814,2cyclictest164823-21fschecks_count08:21:192
9276099181,2cyclictest161rcu_preempt11:21:212
92754991812,4cyclictest0-21swapper/011:21:200
883952183,9sleep20-21swapper/207:06:192
9276099178,7cyclictest133997-21grep07:46:332
9276099171,2cyclictest161rcu_preempt07:36:182
9276099171,12cyclictest289984-21irqrtprio10:26:202
9276099170,9cyclictest3315221kthreadcore11:06:222
9276099170,4cyclictest393738-21runrttasks12:10:252
9276099169,5cyclictest143451-21sed07:56:252
9276099168,6cyclictest294788-21sed10:31:212
9276099162,13cyclictest0-21swapper/208:11:442
92760991613,2cyclictest0-21swapper/212:30:512
92760991612,2cyclictest0-21swapper/209:36:172
92760991612,2cyclictest0-21swapper/209:11:222
92760991610,4cyclictest0-21swapper/207:51:242
1430152167,5sleep30-21swapper/307:56:253
2490192142,8sleep30-21swapper/309:45:003
3992512132,7sleep30-21swapper/312:16:213
3574062132,7sleep30-21swapper/311:31:273
3287452132,6sleep30-21swapper/311:05:023
2997412132,7sleep30-21swapper/310:36:253
2640822132,6sleep30-21swapper/310:00:013
2388452130,7sleep30-21swapper/309:35:013
1970132130,2sleep3481ktimers/308:51:223
1930762132,7sleep30-21swapper/308:46:253
1703772133,6sleep30-21swapper/308:26:223
1237152132,7sleep30-21swapper/307:36:253
1176582132,7sleep30-21swapper/307:31:253
1176582132,7sleep30-21swapper/307:31:253
972202122,6sleep30-21swapper/307:11:343
4228112122,6sleep30-21swapper/312:36:363
4228112122,6sleep30-21swapper/312:36:363
4090262122,6sleep30-21swapper/312:26:203
3939232122,6sleep30-21swapper/312:11:153
3884092122,5sleep30-21swapper/312:05:013
3630222122,6sleep30-21swapper/311:36:363
3389052122,6sleep30-21swapper/311:16:183
3342812122,6sleep30-21swapper/311:11:203
3194712122,6sleep30-21swapper/310:56:193
3154492122,6sleep30-21swapper/310:51:263
3036892122,6sleep30-21swapper/310:40:023
2796862122,6sleep30-21swapper/310:16:213
2598252122,6sleep30-21swapper/309:56:203
2542512122,5sleep30-21swapper/309:50:023
2493812122,6sleep30-21swapper/309:46:163
2043162122,6sleep30-21swapper/309:01:183
2032022122,6sleep30-21swapper/308:56:323
1888782122,6sleep30-21swapper/308:41:343
1792672122,5sleep30-21swapper/308:35:013
1540762122,6sleep30-21swapper/308:07:003
1444782122,5sleep30-21swapper/308:00:023
1053962122,6sleep30-21swapper/307:21:213
1020202123,6sleep30-21swapper/307:16:243
4133842112,5sleep30-21swapper/312:30:023
4035792112,5sleep30-21swapper/312:20:023
3836222112,5sleep30-21swapper/312:00:523
3786272112,5sleep30-21swapper/311:55:013
3777932112,5sleep30-21swapper/311:51:333
3690522112,6sleep30-21swapper/311:46:193
3633522112,4sleep30-21swapper/311:40:013
3525332113,5sleep30-21swapper/311:26:253
3476262112,5sleep30-21swapper/311:21:273
3244422112,5sleep30-21swapper/311:01:213
3089622112,5sleep30-21swapper/310:46:163
2935882112,5sleep30-21swapper/310:27:503
2841262112,5sleep30-21swapper/310:21:003
2742122112,6sleep30-21swapper/310:11:003
2730382112,5sleep30-21swapper/310:06:273
2730382112,5sleep30-21swapper/310:06:273
2394692112,5sleep30-21swapper/309:36:173
2290412112,5sleep30-21swapper/309:25:013
2247252111,6sleep30-21swapper/309:21:203
2193062112,5sleep30-21swapper/309:15:023
2114092112,5sleep30-21swapper/309:06:233
1645612112,5sleep30-21swapper/308:21:173
1599732112,5sleep30-21swapper/308:16:193
1546372112,5sleep30-21swapper/308:11:143
1392282112,5sleep30-21swapper/307:51:353
1333892112,5sleep30-21swapper/307:46:263
1250202112,5sleep30-21swapper/307:41:163
1101102112,5sleep30-21swapper/307:26:193
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional