You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-05-19 - 15:33

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 50 highest latencies:
System rack3slot5s.osadl.org (updated Tue May 19, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
759621720sleep1121450irq/29-eth0_g0_11:23:171
1252921440sleep1121450irq/29-eth0_g0_12:12:021
1252921440sleep1121450irq/29-eth0_g0_12:12:021
121630ksoftirqd/195152chrt11:42:110
121630ksoftirqd/195152chrt11:42:110
84682580sleep1121550irq/30-eth0_g0_11:31:421
259212580sleep1121550irq/30-eth0_g0_09:03:441
121580ksoftirqd/1121450irq/29-eth0_g0_09:19:030
121570ksoftirqd/1121450irq/29-eth0_g0_09:50:100
64742550sleep1121550irq/30-eth0_g0_11:11:561
64742550sleep1121550irq/30-eth0_g0_11:11:561
88502510sleep0121450irq/29-eth0_g0_11:35:160
121490ksoftirqd/1121550irq/30-eth0_g0_09:24:331
121470ksoftirqd/1121550irq/30-eth0_g0_10:58:321
121470ksoftirqd/1121450irq/29-eth0_g0_12:38:051
121470ksoftirqd/1121450irq/29-eth0_g0_09:50:431
121460ksoftirqd/1121550irq/30-eth0_g0_10:27:410
121460ksoftirqd/1121450irq/29-eth0_g0_10:05:290
121450450irq/29-eth0_g0_31ksoftirqd/009:31:050
121450ksoftirqd/1121550irq/30-eth0_g0_12:03:521
121450ksoftirqd/1121450irq/29-eth0_g0_12:29:231
121450ksoftirqd/1121450irq/29-eth0_g0_11:57:081
14317994431cyclictest1911-21runrttasks11:07:441
121550440irq/30-eth0_g0_121ksoftirqd/110:48:441
121440ksoftirqd/1121550irq/30-eth0_g0_09:45:271
121440ksoftirqd/1121550irq/30-eth0_g0_09:45:271
121430ksoftirqd/1121450irq/29-eth0_g0_12:23:070
121430ksoftirqd/1121450irq/29-eth0_g0_12:21:281
121430ksoftirqd/1121450irq/29-eth0_g0_12:01:460
1431799428cyclictest22215-21seq08:26:471
121550420irq/30-eth0_g0_1221-21kworker/1:212:14:311
121550420irq/30-eth0_g0_1221-21kworker/1:211:39:001
121550420irq/30-eth0_g0_1221-21kworker/1:211:39:001
121450420irq/29-eth0_g0_121ksoftirqd/110:39:250
121450420irq/29-eth0_g0_121ksoftirqd/110:09:340
121550410irq/30-eth0_g0_121ksoftirqd/110:49:391
121450410irq/29-eth0_g0_31ksoftirqd/011:02:080
121450410irq/29-eth0_g0_13-21kworker/0:111:56:040
121450410irq/29-eth0_g0_121ksoftirqd/111:19:380
121550400irq/30-eth0_g0_121ksoftirqd/111:38:361
121550400irq/30-eth0_g0_121ksoftirqd/109:37:561
121550400irq/30-eth0_g0_121ksoftirqd/109:23:061
121550400irq/30-eth0_g0_0-21swapper/109:53:521
121450400irq/29-eth0_g0_31ksoftirqd/009:17:120
121450400irq/29-eth0_g0_15226-21latency_hist12:38:430
121450400irq/29-eth0_g0_13-21kworker/0:112:30:440
121450400irq/29-eth0_g0_13-21kworker/0:112:05:230
121450400irq/29-eth0_g0_13-21kworker/0:110:18:520
121450400irq/29-eth0_g0_13-21kworker/0:110:18:520
121450400irq/29-eth0_g0_13-21kworker/0:109:37:390
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional