You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-06-04 - 05:51

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 Thu Jun 04, 2026 00:44:16)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
230989996353,7cyclictest325487-21kworker/u8:1+flush-8:022:20:531
3520082610,5sleep30-21swapper/322:05:433
230989996054,4cyclictest260300-21kworker/u8:2+events_unbound20:45:461
230989995851,5cyclictest444870-21kworker/u8:3+flush-8:000:15:471
230989995847,7cyclictest444870-21kworker/u8:3+flush-8:000:20:531
230989995847,7cyclictest444870-21kworker/u8:3+flush-8:000:20:521
230989995748,6cyclictest479689-21kworker/u8:2+events_unbound00:35:471
230989995746,7cyclictest444870-21kworker/u8:3+flush-8:000:10:491
230989995647,6cyclictest265642-21kworker/u8:0+events_unbound20:05:471
230989995443,8cyclictest339937-21ntpq21:50:451
230989995347,4cyclictest3574110-21kworker/u8:2+flush-8:019:15:361
230989995246,4cyclictest331226-21kworker/u8:0+flush-8:022:25:371
230989995245,5cyclictest331226-21kworker/u8:0+events_unbound22:45:451
230989995142,6cyclictest320633-21gpgv21:35:011
230989995046,3cyclictest260300-21kworker/u8:2+events_unbound20:55:461
230989995044,5cyclictest444870-21kworker/u8:3+events_unbound00:30:491
230989995043,5cyclictest450040-21kworker/u8:2+flush-8:023:55:521
230989995042,6cyclictest380241-21kworker/u8:2+flush-8:022:40:501
230989994945,3cyclictest450040-21kworker/u8:2+events_unbound23:50:411
230989994943,5cyclictest410538-21kworker/u8:1+flush-8:023:40:471
230989994943,4cyclictest465210-21kworker/u8:0+events_unbound00:05:511
230989994843,4cyclictest331226-21kworker/u8:0+events_unbound23:10:491
230989994839,7cyclictest249402-21/usr/sbin/munin19:35:421
230989994742,3cyclictest410538-21kworker/u8:1+events_unbound23:35:411
230989994740,5cyclictest325487-21kworker/u8:1+flush-8:022:00:491
230989994740,4cyclictest380241-21kworker/u8:2+flush-8:023:20:481
230989994739,6cyclictest298412-21kworker/u8:1+flush-8:021:05:441
230988994737,8cyclictest459086-21ntpq23:50:470
230988994736,8cyclictest1704890-21systemd-journal22:55:010
3025542460,3chrt75-21kworker/3:1-events21:05:403
230994994640,4cyclictest464938-40logrotate00:00:002
230989994637,7cyclictest424077-21ntpq23:15:451
230989994537,6cyclictest1704890-21systemd-journal23:30:001
230989994435,6cyclictest1704890-21systemd-journal23:06:161
230988994435,7cyclictest430532-21kworker/u8:0+flush-8:023:30:470
230989994335,6cyclictest331226-21kworker/u8:0+flush-8:022:15:481
230989994332,9cyclictest379583-21ntpq22:30:461
230989994236,4cyclictest265642-21kworker/u8:0+events_unbound20:35:481
230989994236,4cyclictest265642-21kworker/u8:0+events_unbound20:35:471
230989994136,4cyclictest450040-21kworker/u8:2+flush-8:023:45:481
230988994033,4cyclictest230792-21latency_hist19:10:020
230989993934,3cyclictest230854-21kworker/u8:3+flush-8:021:25:401
230988993932,5cyclictest449797-21cron23:45:000
230994993832,4cyclictest331226-21kworker/u8:0+flush-8:022:35:462
230994993832,4cyclictest331226-21kworker/u8:0+flush-8:022:35:462
230989993833,3cyclictest298412-21kworker/u8:1+flush-8:021:15:471
230989993833,3cyclictest243220-21kworker/u8:1+flush-8:019:55:321
230989993832,4cyclictest310923-21kworker/u8:2+events_unbound21:40:521
230988993830,6cyclictest484972-21latency_hist00:20:000
230994993733,3cyclictest230854-21kworker/u8:3+flush-8:021:35:532
230989993729,6cyclictest230854-21kworker/u8:3+events_unbound21:55:461
23098899370,31cyclictest365626-21kworker/0:1+events23:05:290
230989993632,3cyclictest243220-21kworker/u8:1+flush-8:019:25:421
230989993631,3cyclictest385394-21systemd-run22:40:001
230989993631,3cyclictest385394-21systemd-run22:40:001
230989993631,3cyclictest260300-21kworker/u8:2+events_unbound20:25:381
230989993628,6cyclictest275567-21ntpq20:15:461
230988993631,3cyclictest265273-21systemd-run20:00:010
230988993630,4cyclictest331226-21kworker/u8:0+flush-8:021:50:500
23098899362,29cyclictest221042-21kworker/0:2+events20:55:110
2297352362,5sleep1226184-21/usr/sbin/munin19:05:441
230989993530,3cyclictest230854-21kworker/u8:3+events_unbound19:45:431
230989993528,5cyclictest331226-21kworker/u8:0+events_unbound22:55:371
230989993526,7cyclictest399271-21ntpq22:50:461
230989993526,7cyclictest355698-21latency_hist22:10:011
230988993530,4cyclictest444870-21kworker/u8:3+flush-8:000:04:590
23098899352,28cyclictest221042-21kworker/0:2+events20:42:150
230994993428,4cyclictest305500-21kworker/u8:0+flush-8:021:30:392
230994993424,8cyclictest419140-21ntpq23:10:472
23098899342,31cyclictest365626-21kworker/0:1+events23:37:230
23098899342,31cyclictest365626-21kworker/0:1+events22:41:130
23098899342,31cyclictest365626-21kworker/0:1+events00:08:410
23098899342,30cyclictest221042-21kworker/0:2+events20:28:470
23098899342,28cyclictest221042-21kworker/0:2+events19:52:270
23098899342,26cyclictest221042-21kworker/0:2+events21:35:020
23098899341,32cyclictest365626-21kworker/0:1+events00:26:390
23098899341,28cyclictest221042-21kworker/0:2+events19:43:370
230989993327,4cyclictest430532-21kworker/u8:0+flush-8:023:30:411
23098899339,20cyclictest365626-21kworker/0:1+events23:00:110
230988993329,3cyclictest331226-21kworker/u8:0+flush-8:022:15:520
230988993325,5cyclictest298412-21kworker/u8:1+flush-8:021:05:420
230988993324,6cyclictest464922-21latency_hist00:00:010
23098899332,30cyclictest365626-21kworker/0:1+events23:24:230
23098899332,30cyclictest221042-21kworker/0:2+events22:02:570
23098899332,26cyclictest221042-21kworker/0:2+events20:01:440
23098899331,31cyclictest365626-21kworker/0:1+events23:48:500
23098899331,31cyclictest221042-21kworker/0:2+events21:57:140
23098899331,27cyclictest365626-21kworker/0:1+events22:25:280
23098899331,26cyclictest221042-21kworker/0:2+events20:35:290
23098899331,26cyclictest221042-21kworker/0:2+events20:35:280
230989993226,4cyclictest3574110-21kworker/u8:2+events_unbound19:10:491
23098899322,29cyclictest365626-21kworker/0:1+events00:12:430
23098899322,29cyclictest221042-21kworker/0:2+events21:44:270
23098899322,29cyclictest221042-21kworker/0:2+events20:48:400
23098899322,25cyclictest221042-21kworker/0:2+events19:30:250
23098899321,30cyclictest365626-21kworker/0:1+events00:39:270
23098899321,30cyclictest365626-21kworker/0:1+events00:33:040
23098899321,30cyclictest221042-21kworker/0:2+events21:24:320
23098899321,27cyclictest221042-21kworker/0:2+events21:00:450
23098899321,26cyclictest221042-21kworker/0:2+events21:12:290
23098899320,31cyclictest365626-21kworker/0:1+events22:46:350
23098899320,31cyclictest221042-21kworker/0:2+events22:08:350
23098899320,31cyclictest221042-21kworker/0:2+events19:21:090
2305682323,9sleep20-21swapper/219:07:142
230988993127,2cyclictest250146-21irqrtprio19:35:370
23098899312,28cyclictest365626-21kworker/0:1+events23:18:210
230988993119,10cyclictest356240-21diskstats22:10:370
23098899311,29cyclictest365626-21kworker/0:1+events00:24:510
23098899311,29cyclictest365626-21kworker/0:1+events00:24:510
230994993020,8cyclictest371189-21fschecks_time22:25:392
230989993023,6cyclictest230854-21kworker/u8:3+events_unbound21:35:361
23098899307,19cyclictest365626-21kworker/0:1+events23:10:260
23098899307,19cyclictest365626-21kworker/0:1+events22:20:110
23098899307,18cyclictest221042-21kworker/0:2+events20:15:070
23098899306,19cyclictest221042-21kworker/0:2+events19:45:080
230988993025,3cyclictest380412-21cron22:35:000
23098899302,27cyclictest221042-21kworker/0:2+events20:52:590
23098899302,27cyclictest221042-21kworker/0:2+events20:22:280
23098899301,28cyclictest221042-21kworker/0:2+events21:25:130
23098899301,24cyclictest365626-21kworker/0:1+events22:35:090
23098899301,24cyclictest365626-21kworker/0:1+events22:35:090
23098899300,29cyclictest365626-21kworker/0:1+events22:57:420
23098899300,29cyclictest221042-21kworker/0:2+events21:17:230
230994992923,4cyclictest434594-21unixbench_singl23:25:532
230989992925,3cyclictest331226-21kworker/u8:0+flush-8:021:45:481
230989992925,3cyclictest230854-21kworker/u8:3+events_unbound23:00:361
230989992924,4cyclictest260300-21kworker/u8:2+flush-8:020:30:311
230989992924,3cyclictest293699-21munin-plugin-st20:55:001
23098899292,26cyclictest365626-21kworker/0:1+events23:25:550
23098899291,27cyclictest221042-21kworker/0:2+events20:33:170
23098899291,27cyclictest221042-21kworker/0:2+events20:09:570
23098899291,27cyclictest221042-21kworker/0:2+events19:27:030
23098899291,27cyclictest221042-21kworker/0:2+events19:12:540
230994992819,7cyclictest270833-21awk20:10:002
230989992824,3cyclictest444870-21kworker/u8:3+events_unbound00:00:351
23098899286,21cyclictest221042-21kworker/0:2+events21:48:490
23098899282,25cyclictest221042-21kworker/0:2+events20:14:150
230988992819,7cyclictest320609-21latency_hist21:35:010
23098899281,26cyclictest221042-21kworker/0:2+events19:15:210
230994992723,2cyclictest0-21swapper/219:35:012
230989992724,2cyclictest325487-21kworker/u8:1+events_unbound22:10:471
230989992723,2cyclictest0-21swapper/100:25:421
230994992622,2cyclictest490447-21cpuspeed_turbos00:25:372
230989992621,3cyclictest0-21swapper/120:22:061
230994992522,2cyclictest420366-21aten2_r5power_c23:15:342
230994992521,2cyclictest365993-21aten2_r5power_v22:20:372
230994992521,2cyclictest231465-21fschecks_time19:10:382
230994992420,2cyclictest272464-21irqrtprio20:15:372
230994992320,2cyclictest495367-21cpuspeed_turbos00:30:372
230994992320,2cyclictest455510-21cpuspeed_turbos23:50:352
230994992320,2cyclictest360237-21unixbench_multi22:10:542
230994992319,3cyclictest500197-21aten2_r5power_v00:35:352
230994992319,3cyclictest429035-21needreboot23:20:452
230994992319,2cyclictest0-21swapper/221:10:012
230994992318,3cyclictest288561-21aten2_r5power_v20:45:322
230994992317,4cyclictest325487-21kworker/u8:1+events_unbound22:30:502
230989992319,2cyclictest0-21swapper/121:25:001
230994992219,2cyclictest277605-21fschecks_count20:25:332
230994992218,2cyclictest0-21swapper/223:50:002
230994992216,4cyclictest20977-21cron00:05:002
230994992215,5cyclictest287523-21sendmail20:40:002
230994992215,5cyclictest287523-21sendmail20:39:592
230994992213,6cyclictest1704890-21systemd-journal23:45:002
230989992218,3cyclictest298412-21kworker/u8:1+events_unbound21:14:081
23099499212,14cyclictest480297-21apt-get00:15:352
230994992115,4cyclictest345370-21unixbench_multi21:55:552
230989992117,3cyclictest3574110-21kworker/u8:2+flush-8:019:20:061
230989992117,3cyclictest216334-21kworker/u8:0+events_unbound19:31:491
3967262200,2sleep3481ktimers/322:50:423
23099499209,9cyclictest489978-21cat00:25:002
23099499209,9cyclictest489978-21cat00:25:002
23099499202,13cyclictest346101-21apt-get22:00:352
23099499202,12cyclictest310982-21apt-get21:25:322
230994992017,2cyclictest254203-21latency_hist19:40:002
230994992014,4cyclictest0-21swapper/221:45:532
23098999209,3cyclictest0-21swapper/120:43:091
23098999207,5cyclictest0-21swapper/121:03:561
2334472190,6chrt0-21swapper/319:10:433
23099499192,16cyclictest0-21swapper/221:24:212
230994991915,3cyclictest260258-21cron19:54:592
230994991915,2cyclictest0-21swapper/220:55:422
230994991915,2cyclictest0-21swapper/219:20:002
230994991914,3cyclictest0-21swapper/200:10:002
230994991913,4cyclictest0-21swapper/222:45:342
230989991915,3cyclictest243220-21kworker/u8:1+events_unbound19:52:051
230989991915,3cyclictest230854-21kworker/u8:3+events_unbound20:01:071
2265562193,9sleep30-21swapper/319:05:383
230989991813,3cyclictest254753-21ls19:45:011
2385632176,7sleep30-21swapper/319:15:423
23099499179,6cyclictest1-21systemd22:45:002
230994991713,3cyclictest248117-21unixbench_multi19:25:502
230994991713,2cyclictest435337-21aten2_r5power_p23:30:352
230994991713,2cyclictest351088-21aten2_r5power_c22:05:362
230994991713,2cyclictest0-21swapper/223:35:512
230994991713,2cyclictest0-21swapper/222:50:382
230994991713,2cyclictest0-21swapper/221:45:002
230994991713,2cyclictest0-21swapper/221:15:402
230994991713,2cyclictest0-21swapper/219:55:472
230994991712,3cyclictest0-21swapper/220:35:002
230994991712,3cyclictest0-21swapper/200:10:422
230989991713,3cyclictest265642-21kworker/u8:0+events_unbound20:11:071
4891242167,6sleep30-21swapper/300:20:523
4891242167,6sleep30-21swapper/300:20:513
4212222164,9sleep30-21swapper/323:15:433
23099499162,10cyclictest414179-21ntpq23:05:482
230994991612,2cyclictest0-21swapper/222:55:372
4453862154,8sleep30-21swapper/323:40:393
230994991511,2cyclictest0-21swapper/223:00:382
230994991511,2cyclictest0-21swapper/221:50:482
23099499151,10cyclictest364720-21ntpq22:15:482
230994991510,3cyclictest0-21swapper/219:45:392
3215042142,8sleep30-21swapper/321:35:393
23099499145,7cyclictest288234-21grep20:45:002
23099499142,2cyclictest0-21swapper/220:51:362
5038452131,8sleep30-21swapper/300:35:473
4739492132,7sleep30-21swapper/300:05:473
3655552131,6sleep30-21swapper/322:20:013
3098562132,6sleep30-21swapper/321:20:023
3045442132,2sleep20-21swapper/221:11:252
2989882132,2sleep20-21swapper/221:01:312
2658982132,6sleep30-21swapper/320:05:023
2541182132,6sleep30-21swapper/319:40:023
23099499139,2cyclictest0-21swapper/219:23:232
23099499136,5cyclictest265885-21basename20:05:002
23099499135,6cyclictest276683-21seq20:20:432
4953942122,6sleep30-21swapper/300:30:393
4902302122,6sleep30-21swapper/300:25:373
4757402122,6sleep30-21swapper/300:10:393
4654842123,6sleep30-21swapper/300:00:373
4622902122,6sleep30-21swapper/323:55:443
4549762122,5sleep30-21swapper/323:50:023
4504902122,6sleep30-21swapper/323:45:403
4437142122,6sleep30-21swapper/323:35:443
4352682122,6sleep30-21swapper/323:30:363
4311822122,6sleep30-21swapper/323:25:423
4293062122,6sleep30-21swapper/323:20:513
4195482122,6sleep30-21swapper/323:10:533
4051652122,5sleep30-21swapper/323:00:023
3856672122,6sleep30-21swapper/322:40:353
3797862122,6sleep30-21swapper/322:30:523
3707702122,5sleep30-21swapper/322:25:033
3469832123,5sleep30-21swapper/322:00:423
3389642122,6sleep30-21swapper/321:50:443
3155162122,6sleep30-21swapper/321:28:083
3063522122,6sleep30-21swapper/321:15:403
3047532122,6sleep30-21swapper/321:14:073
2937072122,5sleep30-21swapper/320:55:013
2897142122,6sleep30-21swapper/320:45:393
2820952122,6sleep30-21swapper/320:30:023
2773202122,6sleep30-21swapper/320:25:313
2770142122,6sleep30-21swapper/320:25:003
2655942123,5sleep30-21swapper/320:01:373
2487402122,5sleep30-21swapper/319:30:033
23099499127,3cyclictest0-21swapper/220:10:502
23099499127,3cyclictest0-21swapper/219:43:372
4801472112,5sleep30-21swapper/300:15:023
4141402111,6sleep30-21swapper/323:05:473
4004222112,6sleep30-21swapper/322:55:043
3905922112,5sleep30-21swapper/322:45:323
3805762112,5sleep30-21swapper/322:35:023
3805762112,5sleep30-21swapper/322:35:013
3658862112,5sleep30-21swapper/322:20:363
3557232112,5sleep30-21swapper/322:10:023
3411522112,5sleep30-21swapper/321:55:373
3315312112,6sleep30-21swapper/321:45:373
3260552112,6sleep30-21swapper/321:40:283
3159982112,5sleep30-21swapper/321:30:363
2933662112,6sleep30-21swapper/320:50:563
2875472112,5sleep30-21swapper/320:40:003
2872662112,6sleep30-21swapper/320:36:523
2872662112,6sleep30-21swapper/320:36:523
2717842112,5sleep30-21swapper/320:15:333
2712172112,6sleep30-21swapper/320:12:073
2608432112,6sleep30-21swapper/319:55:343
2601052112,6sleep30-21swapper/319:53:023
2553352112,5sleep30-21swapper/319:45:363
2498092112,5sleep30-21swapper/319:35:353
2439082112,5sleep30-21swapper/319:25:333
2434082112,6sleep30-21swapper/319:22:353
2988812102,5sleep30-21swapper/321:00:073
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional