You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-04-04 - 19:40

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 #a, slot #5

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 the highest latencies:
System rackaslot5s.osadl.org (updated Sat Apr 04, 2026 12:43:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
811240,0rcu_preempt19-21ksoftirqd/109:39:041
811210,0rcu_preempt19-21ksoftirqd/112:03:531
811180,0rcu_preempt19-21ksoftirqd/111:59:031
811140,0rcu_preempt19-21ksoftirqd/111:44:021
811130,0rcu_preempt19-21ksoftirqd/111:24:091
811110,0rcu_preempt19-21ksoftirqd/110:04:001
811080,0rcu_preempt19-21ksoftirqd/112:08:521
811080,0rcu_preempt19-21ksoftirqd/110:54:061
811050,0rcu_preempt19-21ksoftirqd/109:49:081
811000,0rcu_preempt19-21ksoftirqd/112:34:221
811000,0rcu_preempt19-21ksoftirqd/111:04:101
811000,0rcu_preempt19-21ksoftirqd/110:13:541
81990,0rcu_preempt19-21ksoftirqd/112:19:081
81990,0rcu_preempt19-21ksoftirqd/112:19:081
81980,0rcu_preempt19-21ksoftirqd/111:38:401
81960,0rcu_preempt19-21ksoftirqd/110:08:511
81940,0rcu_preempt19-21ksoftirqd/110:34:021
81930,0rcu_preempt19-21ksoftirqd/107:18:411
81910,0rcu_preempt19-21ksoftirqd/110:38:531
81910,0rcu_preempt19-21ksoftirqd/109:29:081
81910,0rcu_preempt19-21ksoftirqd/109:19:031
81900,0rcu_preempt23092-21ssh12:28:521
81900,0rcu_preempt19-21ksoftirqd/110:19:011
81900,0rcu_preempt19-21ksoftirqd/109:33:531
81880,0rcu_preempt19-21ksoftirqd/109:23:561
81880,0rcu_preempt19-21ksoftirqd/109:13:541
81880,0rcu_preempt19-21ksoftirqd/109:12:361
81880,0rcu_preempt19-21ksoftirqd/109:12:361
81870,0rcu_preempt19-21ksoftirqd/111:28:411
81860,0rcu_preempt19-21ksoftirqd/110:28:411
81850,0rcu_preempt19-21ksoftirqd/111:54:001
81840,0rcu_preempt19-21ksoftirqd/111:49:051
81820,0rcu_preempt19-21ksoftirqd/111:18:411
81820,0rcu_preempt19-21ksoftirqd/110:59:091
81820,0rcu_preempt19-21ksoftirqd/107:38:401
81790,0rcu_preempt19-21ksoftirqd/109:55:281
81770,0rcu_preempt19-21ksoftirqd/112:28:401
81770,0rcu_preempt19-21ksoftirqd/111:38:411
81770,0rcu_preempt19-21ksoftirqd/110:44:101
81770,0rcu_preempt19-21ksoftirqd/108:08:031
81760,0rcu_preempt19-21ksoftirqd/111:21:511
81760,0rcu_preempt19-21ksoftirqd/110:28:571
81760,0rcu_preempt19-21ksoftirqd/108:14:111
81750,0rcu_preempt19-21ksoftirqd/108:19:011
81750,0rcu_preempt19-21ksoftirqd/107:39:061
81750,0rcu_preempt12063-21cyclictest07:59:061
81740,0rcu_preempt19-21ksoftirqd/107:19:021
81730,0rcu_preempt19-21ksoftirqd/110:48:591
81730,0rcu_preempt19-21ksoftirqd/109:59:131
81720,0rcu_preempt22518-21ps09:44:061
81710,0rcu_preempt3-21ksoftirqd/010:19:000
81700,0rcu_preempt19-21ksoftirqd/108:23:581
81690,0rcu_preempt19-21ksoftirqd/111:08:591
81670,0rcu_preempt19-21ksoftirqd/112:13:541
81650,0rcu_preempt19-21ksoftirqd/107:29:051
12064996526,0cyclictest21171-21apt-get10:48:520
81640,0rcu_preempt7554-21munin-run08:33:401
12064996221,0cyclictest6345-1kworker/0:1H10:02:580
81610,0rcu_preempt16607-21ntp_states08:59:021
12064996124,0cyclictest27605-21ssh10:54:270
81600,0rcu_preempt19-21ksoftirqd/108:53:571
81600,0rcu_preempt19-21ksoftirqd/107:49:071
81600,0rcu_preempt19-21ksoftirqd/107:23:551
12064996031,0cyclictest15352-21ping07:19:120
12064995925,0cyclictest3978-1kworker/0:2H09:26:300
12064995923,0cyclictest19060-21diskmemload12:31:050
81580,0rcu_preempt3-21ksoftirqd/011:18:580
12064995823,0cyclictest875-21munin-node0
12064995823,0cyclictest14123-21ssh10:41:160
12064995821,0cyclictest32754-21ssh09:54:100
12064995820,0cyclictest8935-1kworker/0:0H09:31:280
81570,0rcu_preempt19-21ksoftirqd/108:48:411
81570,0rcu_preempt19-21ksoftirqd/108:33:521
12064995724,0cyclictest8633-21if_err_eth212:14:010
12064995723,0cyclictest28118-21rm09:17:340
12064995723,0cyclictest1470-21runrttasks10:59:080
12064995723,0cyclictest0-21swapper/009:39:120
12064995722,0cyclictest21736-21grep11:54:070
12064995722,0cyclictest16216-21apt-get10:43:510
12064995721,0cyclictest11926-21df09:33:560
12064995720,0cyclictest0-21swapper/012:07:500
12064995719,0cyclictest13518-21ssh11:13:520
12064995716,0cyclictest0-21swapper/011:25:320
12064995716,0cyclictest0-21swapper/011:07:370
12064995624,0cyclictest29374-21rm11:29:060
12064995624,0cyclictest1067-21lighttpd10:34:200
12064995622,0cyclictest15452-21ssh12:20:330
12064995622,0cyclictest15452-21ssh12:20:330
12064995618,0cyclictest0-21swapper/009:22:150
12064995524,0cyclictest10962-1kworker/0:1H11:11:450
12064995523,0cyclictest18746-1kworker/0:1H09:08:560
12064995523,0cyclictest18746-1kworker/0:1H09:08:560
12064995521,0cyclictest0-21swapper/010:10:000
81540,0rcu_preempt19-21ksoftirqd/108:13:411
12064995421,0cyclictest5743-21runrttasks12:10:520
12064995421,0cyclictest25593-1kworker/0:1H12:35:470
12064995419,0cyclictest0-21swapper/012:01:580
81530,0rcu_preempt19-21ksoftirqd/109:03:591
12064995322,0cyclictest3375-1kworker/0:2H11:38:530
12064995319,0cyclictest0-21swapper/009:49:270
12064995317,0cyclictest0-21swapper/010:17:230
81520,0rcu_preempt19-21ksoftirqd/107:08:591
12064995222,0cyclictest0-21swapper/008:23:510
81510,0rcu_preempt3-21ksoftirqd/007:04:050
12064995125,0cyclictest11632-21rm10:05:570
12064995124,0cyclictest25506-21df07:48:550
81500,0rcu_preempt19-21ksoftirqd/108:39:041
12064995025,0cyclictest24408-21rm09:46:130
12064995024,0cyclictest1394-21idleruntime08:14:000
12064995022,0cyclictest28100-21ping08:19:460
81490,0rcu_preempt54-21kswapd008:49:061
81490,0rcu_preempt19-21ksoftirqd/107:44:091
12064994925,0cyclictest16006-21ssh11:48:540
12064994924,0cyclictest15352-21ping07:23:530
12064994922,0cyclictest30469-21dropbear08:03:570
12064994922,0cyclictest16271-1kworker/0:0H10:23:500
12064994919,0cyclictest0-21swapper/012:26:520
12064994826,0cyclictest14298-21ssh11:47:030
12064994826,0cyclictest13851-21apt-get07:13:520
12064994825,0cyclictest15352-21ping07:43:540
12064994825,0cyclictest15352-21ping07:28:530
12064994824,0cyclictest15352-21ping07:38:520
12064994822,0cyclictest0-21swapper/010:28:500
12064994730,0cyclictest12643-21apt-get08:48:530
12064994722,0cyclictest874-21runrttasks08:13:040
12064994722,0cyclictest7896-21dropbear08:33:550
12064994720,0cyclictest28100-21ping07:58:400
12064994718,0cyclictest0-21swapper/008:58:510
12064994619,0cyclictest0-21swapper/009:04:020
81450,0rcu_preempt19-21ksoftirqd/107:04:071
12064994524,0cyclictest10998-21apt-get08:43:520
12064994517,0cyclictest0-21swapper/008:28:510
12064994513,0cyclictest0-21swapper/007:08:570
12064994420,0cyclictest15325-21munin-node0
12064994420,0cyclictest0-21swapper/007:58:530
81430,0rcu_preempt19-21ksoftirqd/107:54:011
12064994319,0cyclictest15352-21ping07:33:560
12064994224,0cyclictest9365-21taskset08:38:530
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional