You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-03-10 - 12:02

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 #3, 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
  Eltec
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 376 highest latencies:
System rack3slot5s.osadl.org (updated Tue Mar 10, 2026 00:43:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3171421070sleep0121650irq/29-eth0_g0_21:30:230
2177121070sleep0121650irq/29-eth0_g0_23:04:520
162202910sleep0121650irq/29-eth0_g0_20:30:000
121750ksoftirqd/1121750irq/30-eth0_g0_00:09:321
103912500sleep1121750irq/30-eth0_g0_22:15:571
101642490sleep1121750irq/30-eth0_g0_00:29:131
121480ksoftirqd/1121750irq/30-eth0_g0_23:52:331
121750460irq/30-eth0_g0_121ksoftirqd/122:40:001
121460ksoftirqd/1121650irq/29-eth0_g0_23:46:321
121750450irq/30-eth0_g0_7761-21taskset00:19:481
121750450irq/30-eth0_g0_4099-21munin-run00:04:591
121750450irq/30-eth0_g0_121ksoftirqd/122:00:201
121750440irq/30-eth0_g0_470-21kworker/1:123:59:301
121650430irq/29-eth0_g0_31ksoftirqd/022:16:310
121650430irq/29-eth0_g0_0-21swapper/021:50:200
121650430irq/29-eth0_g0_0-21swapper/021:50:200
121650430irq/29-eth0_g0_0-21swapper/019:55:170
121750420irq/30-eth0_g0_31ksoftirqd/022:00:210
121750420irq/30-eth0_g0_121ksoftirqd/100:38:131
121650420irq/29-eth0_g0_2029-21runrttasks22:21:110
121650420irq/29-eth0_g0_13-21kworker/0:123:19:340
121750410irq/30-eth0_g0_470-21kworker/1:123:10:151
121750410irq/30-eth0_g0_227442sleep123:06:561
121650410irq/29-eth0_g0_31ksoftirqd/022:10:180
121650410irq/29-eth0_g0_31ksoftirqd/000:15:220
121650410irq/29-eth0_g0_28338-21sendmail_mailtr19:05:190
121650410irq/29-eth0_g0_28338-21sendmail_mailtr19:05:190
121650410irq/29-eth0_g0_28288-21chrt21:18:240
121650410irq/29-eth0_g0_26360-21memory21:10:160
121650410irq/29-eth0_g0_13-21kworker/0:123:11:210
121650410irq/29-eth0_g0_13-21kworker/0:122:07:350
121650410irq/29-eth0_g0_13-21kworker/0:100:11:290
28930994035cyclictest8380-21chrt22:10:111
28930994034cyclictest22917-21sendmail_mailqu20:55:191
28930994034cyclictest17675-21grep22:45:231
121750400irq/30-eth0_g0_470-21kworker/1:121:15:011
121750400irq/30-eth0_g0_121ksoftirqd/123:26:311
121750400irq/30-eth0_g0_121ksoftirqd/121:35:081
121750400irq/30-eth0_g0_121ksoftirqd/100:32:211
121650400irq/29-eth0_g0_31ksoftirqd/021:26:270
121650400irq/29-eth0_g0_2029-21runrttasks20:35:180
121650400irq/29-eth0_g0_13-21kworker/0:123:07:030
121650400irq/29-eth0_g0_13-21kworker/0:122:37:290
121650400irq/29-eth0_g0_13-21kworker/0:121:46:260
121650400irq/29-eth0_g0_13-21kworker/0:121:42:490
121650400irq/29-eth0_g0_13-21kworker/0:121:39:020
121650400irq/29-eth0_g0_13-21kworker/0:100:21:150
121650400irq/29-eth0_g0_13-21kworker/0:100:00:230
28930993933cyclictest28842-21missed_timers21:20:141
28930993933cyclictest13887-21timerandwakeup22:30:201
28930993933cyclictest10183-21seq20:05:111
121750390irq/30-eth0_g0_470-21kworker/1:122:27:471
121750390irq/30-eth0_g0_470-21kworker/1:122:21:381
121750390irq/30-eth0_g0_470-21kworker/1:121:42:051
121750390irq/30-eth0_g0_470-21kworker/1:121:28:521
121750390irq/30-eth0_g0_121ksoftirqd/123:35:021
121750390irq/30-eth0_g0_121ksoftirqd/121:30:411
121650390irq/29-eth0_g0_7593-21latency_hist19:55:000
121650390irq/29-eth0_g0_13-21kworker/0:123:59:240
121650390irq/29-eth0_g0_13-21kworker/0:123:46:500
121650390irq/29-eth0_g0_13-21kworker/0:123:42:140
121650390irq/29-eth0_g0_13-21kworker/0:123:42:140
121650390irq/29-eth0_g0_13-21kworker/0:122:59:170
121650390irq/29-eth0_g0_13-21kworker/0:122:46:320
121650390irq/29-eth0_g0_13-21kworker/0:122:28:160
121650390irq/29-eth0_g0_13-21kworker/0:121:58:000
121650390irq/29-eth0_g0_13-21kworker/0:121:22:430
121650390irq/29-eth0_g0_13-21kworker/0:100:39:210
121650390irq/29-eth0_g0_13-21kworker/0:100:31:180
121650390irq/29-eth0_g0_13-21kworker/0:100:05:310
121390ksoftirqd/1121650irq/29-eth0_g0_22:50:190
121390ksoftirqd/1121650irq/29-eth0_g0_22:50:190
121390ksoftirqd/1121650irq/29-eth0_g0_20:30:111
28930993833cyclictest32611-21munin-run19:24:591
28930993833cyclictest21455-21missed_timers20:50:151
28930993833cyclictest21455-21missed_timers20:50:151
28930993832cyclictest2959-21seq21:45:231
121750380irq/30-eth0_g0_470-21kworker/1:123:01:031
121750380irq/30-eth0_g0_19576-21df_inode22:55:121
121750380irq/30-eth0_g0_121ksoftirqd/123:34:261
121750380irq/30-eth0_g0_121ksoftirqd/122:08:571
121750380irq/30-eth0_g0_121ksoftirqd/121:53:051
121750380irq/30-eth0_g0_121ksoftirqd/121:53:051
121650380irq/29-eth0_g0_28865-21runrttasks19:09:221
121650380irq/29-eth0_g0_28865-21runrttasks19:09:221
121650380irq/29-eth0_g0_2029-21runrttasks23:51:260
121650380irq/29-eth0_g0_13-21kworker/0:123:38:230
121650380irq/29-eth0_g0_13-21kworker/0:123:31:400
121650380irq/29-eth0_g0_13-21kworker/0:123:29:240
121650380irq/29-eth0_g0_13-21kworker/0:122:41:000
121650380irq/29-eth0_g0_13-21kworker/0:100:26:090
121380ksoftirqd/1121650irq/29-eth0_g0_21:58:481
121380ksoftirqd/1121650irq/29-eth0_g0_20:49:451
121380ksoftirqd/1121650irq/29-eth0_g0_20:49:451
28930993734cyclictest0-21swapper/120:15:181
28930993732cyclictest3344-21timerandwakeup19:35:191
28930993732cyclictest0-21swapper/121:05:201
2893099371cyclictest8851-21latency_hist20:00:001
121750370irq/30-eth0_g0_470-21kworker/1:123:21:171
121750370irq/30-eth0_g0_121ksoftirqd/100:20:061
121750370irq/30-eth0_g0_0-21swapper/123:16:301
121750370irq/30-eth0_g0_0-21swapper/100:10:491
121650370irq/29-eth0_g0_244122sleep021:01:110
121650370irq/29-eth0_g0_22632-21latency20:55:140
121650370irq/29-eth0_g0_2029-21runrttasks19:37:450
121650370irq/29-eth0_g0_13938-21unixbench_multi22:30:200
121650370irq/29-eth0_g0_13-21kworker/0:123:22:510
121650370irq/29-eth0_g0_121ksoftirqd/122:53:041
121650370irq/29-eth0_g0_121ksoftirqd/122:53:041
121370ksoftirqd/1121650irq/29-eth0_g0_22:43:381
28930993630cyclictest11794-21ps20:10:181
121750360irq/30-eth0_g0_121ksoftirqd/121:10:071
121650360irq/29-eth0_g0_9172-21memory20:00:140
121650360irq/29-eth0_g0_30413-21/usr/sbin/munin19:15:120
121650360irq/29-eth0_g0_29694-21grep19:10:230
121650360irq/29-eth0_g0_25481-21sed21:05:210
121650360irq/29-eth0_g0_2029-21runrttasks20:33:370
121650360irq/29-eth0_g0_2029-21runrttasks20:09:090
121650360irq/29-eth0_g0_0-21swapper/020:20:540
70082350sleep17019-21timerandwakeup19:50:211
28930993531cyclictest0-21swapper/119:15:141
28930993530cyclictest8702sleep119:25:201
28930993530cyclictest29709-21head19:10:231
28930993530cyclictest13849-21seq20:20:111
2893099352cyclictest31101-21unixbench_multi23:40:201
2893099352cyclictest31101-21unixbench_multi23:40:201
2893099351cyclictest18613-21cat20:40:001
121650350irq/29-eth0_g0_4676-21head19:40:200
121650350irq/29-eth0_g0_32111-21unixbench_multi19:20:190
121650350irq/29-eth0_g0_2047-21find19:30:190
121650350irq/29-eth0_g0_0-21swapper/020:15:160
121350ksoftirqd/1121650irq/29-eth0_g0_20:00:211
28930993430cyclictest0-21swapper/121:00:111
28930993428cyclictest5072-21runrttasks19:44:361
2893099342cyclictest1940-21seq19:30:181
2893099341cyclictest154062sleep120:25:171
121650340irq/29-eth0_g0_21197-21chrt20:50:110
121650340irq/29-eth0_g0_21197-21chrt20:50:110
121650340irq/29-eth0_g0_20581-21unixbench_multi20:45:210
121650340irq/29-eth0_g0_20581-21unixbench_multi20:45:210
121650340irq/29-eth0_g0_2029-21runrttasks20:14:350
121650340irq/29-eth0_g0_2029-21runrttasks19:45:340
121650340irq/29-eth0_g0_0-21swapper/019:25:120
2893099332cyclictest5519-21missed_timers19:45:151
121650330irq/29-eth0_g0_2029-21runrttasks20:43:080
121650330irq/29-eth0_g0_2029-21runrttasks20:43:080
2893099322cyclictest19342-21tail20:40:201
2893099322cyclictest19342-21tail20:40:201
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional