You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-08-26 - 03:05

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 #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 Wed Aug 26, 2026 00:43:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
121980ksoftirqd/1121750irq/30-eth0_g0_23:03:011
121970ksoftirqd/1121750irq/30-eth0_g0_20:50:461
121680ksoftirqd/1121750irq/30-eth0_g0_21:35:330
85162660sleep1121750irq/30-eth0_g0_23:52:261
121630ksoftirqd/1121650irq/29-eth0_g0_23:46:290
103342580sleep1121750irq/30-eth0_g0_00:01:271
325182560sleep1121750irq/30-eth0_g0_21:06:291
325182560sleep1121750irq/30-eth0_g0_21:06:291
252822520sleep0121750irq/30-eth0_g0_22:50:380
7422510chrt121750irq/30-eth0_g0_23:21:311
121500ksoftirqd/1121750irq/30-eth0_g0_00:12:470
143752490sleep0121650irq/29-eth0_g0_00:16:340
121490ksoftirqd/1121750irq/30-eth0_g0_20:32:301
121480ksoftirqd/1121750irq/30-eth0_g0_21:52:531
121480ksoftirqd/1121650irq/29-eth0_g0_21:22:231
121480ksoftirqd/1121650irq/29-eth0_g0_00:36:130
121470ksoftirqd/1121650irq/29-eth0_g0_21:11:161
117450470irq/72-mmc0121ksoftirqd/123:16:241
121460ksoftirqd/1121750irq/30-eth0_g0_23:41:101
121460ksoftirqd/1121750irq/30-eth0_g0_22:49:551
121460ksoftirqd/1121750irq/30-eth0_g0_21:45:191
121650450irq/29-eth0_g0_22884-21sendmail_mailqu20:26:330
121450ksoftirqd/1121650irq/29-eth0_g0_21:04:341
121440ksoftirqd/1121750irq/30-eth0_g0_23:56:151
121440ksoftirqd/1121750irq/30-eth0_g0_22:16:301
121440ksoftirqd/1121750irq/30-eth0_g0_22:16:301
121750430irq/30-eth0_g0_25912sleep123:29:441
121750430irq/30-eth0_g0_1219-21kworker/1:221:31:361
121750430irq/30-eth0_g0_1219-21kworker/1:200:28:481
121650430irq/29-eth0_g0_31ksoftirqd/023:06:270
121650430irq/29-eth0_g0_121ksoftirqd/121:53:210
121750420irq/30-eth0_g0_1219-21kworker/1:222:54:391
121750420irq/30-eth0_g0_1219-21kworker/1:222:39:371
121750420irq/30-eth0_g0_1219-21kworker/1:200:06:281
121650420irq/29-eth0_g0_3943-21sendmail_mailqu21:21:340
121650420irq/29-eth0_g0_31ksoftirqd/022:31:330
121420ksoftirqd/1121650irq/29-eth0_g0_23:41:341
121420ksoftirqd/1121650irq/29-eth0_g0_21:40:081
121420ksoftirqd/1121650irq/29-eth0_g0_00:18:261
121650410irq/29-eth0_g0_31ksoftirqd/023:51:310
121650410irq/29-eth0_g0_31ksoftirqd/023:45:270
121650410irq/29-eth0_g0_31ksoftirqd/021:42:180
121650410irq/29-eth0_g0_31ksoftirqd/000:00:260
121650410irq/29-eth0_g0_15075-21df_abs19:56:240
121650410irq/29-eth0_g0_13-21kworker/0:100:08:320
121410ksoftirqd/1121650irq/29-eth0_g0_23:35:481
268799401cyclictest15703-21unixbench_singl19:56:341
121650400irq/29-eth0_g0_31ksoftirqd/023:16:240
121650400irq/29-eth0_g0_2215-21unixbench_singl19:01:340
121650400irq/29-eth0_g0_1964-21runrttasks21:26:190
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional