You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-03-27 - 12:46

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 100 highest latencies:
System rack3slot5s.osadl.org (updated Fri Mar 27, 2026 00:43:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2028721090sleep1121650irq/29-eth0_g0_22:14:421
102202890sleep1121650irq/29-eth0_g0_23:47:311
69972790sleep1121750irq/30-eth0_g0_23:35:061
5132580sleep1121650irq/29-eth0_g0_23:08:531
121500ksoftirqd/1121750irq/30-eth0_g0_23:10:110
121490ksoftirqd/1121750irq/30-eth0_g0_21:30:341
180122480sleep0121650irq/29-eth0_g0_00:20:070
180122480sleep0121650irq/29-eth0_g0_00:20:070
121470ksoftirqd/1121750irq/30-eth0_g0_22:02:361
121470ksoftirqd/1121750irq/30-eth0_g0_00:31:001
121750450irq/30-eth0_g0_1219-21kworker/1:200:00:221
121450ksoftirqd/1121750irq/30-eth0_g0_23:03:241
121440ksoftirqd/1121750irq/30-eth0_g0_19:15:231
121440ksoftirqd/1121650irq/29-eth0_g0_20:22:261
121750430irq/30-eth0_g0_1219-21kworker/1:223:30:311
121430ksoftirqd/1121650irq/29-eth0_g0_22:21:540
121750420irq/30-eth0_g0_1219-21kworker/1:221:50:321
121750420irq/30-eth0_g0_1219-21kworker/1:221:50:321
121420ksoftirqd/1121750irq/30-eth0_g0_00:15:461
121420ksoftirqd/1121650irq/29-eth0_g0_23:41:181
121750410irq/30-eth0_g0_1219-21kworker/1:222:50:071
121750410irq/30-eth0_g0_1219-21kworker/1:222:05:491
121750410irq/30-eth0_g0_121ksoftirqd/122:45:361
121650410irq/29-eth0_g0_31ksoftirqd/021:51:590
121650410irq/29-eth0_g0_31ksoftirqd/021:51:590
121650410irq/29-eth0_g0_13-21kworker/0:121:42:580
121650410irq/29-eth0_g0_13-21kworker/0:100:13:220
121650410irq/29-eth0_g0_12218-21ps21:25:130
1108899411cyclictest32628-21unixbench_singl20:35:171
16172400chrt0-21swapper/120:42:051
121750400irq/30-eth0_g0_29898-21ntp_states20:25:131
121750400irq/30-eth0_g0_29898-21ntp_states20:25:131
121750400irq/30-eth0_g0_21401-21processes22:20:181
121750400irq/30-eth0_g0_1219-21kworker/1:223:22:441
121750400irq/30-eth0_g0_1219-21kworker/1:223:22:441
121750400irq/30-eth0_g0_121ksoftirqd/123:19:001
121650400irq/29-eth0_g0_13-21kworker/0:122:50:140
121650400irq/29-eth0_g0_13-21kworker/0:122:24:570
121650400irq/29-eth0_g0_13-21kworker/0:122:24:570
121650400irq/29-eth0_g0_13-21kworker/0:122:05:350
121650400irq/29-eth0_g0_121ksoftirqd/100:07:240
121650400irq/29-eth0_g0_121ksoftirqd/100:01:490
121650400irq/29-eth0_g0_11664-21latency_hist23:54:550
121400ksoftirqd/1121750irq/30-eth0_g0_21:17:491
121400ksoftirqd/1121650irq/29-eth0_g0_23:26:481
121400ksoftirqd/1121650irq/29-eth0_g0_19:35:081
121750390irq/30-eth0_g0_12191kworker/1:221:42:431
121750390irq/30-eth0_g0_1219-21kworker/1:222:56:551
121750390irq/30-eth0_g0_1219-21kworker/1:200:28:431
121750390irq/30-eth0_g0_121ksoftirqd/123:10:001
121750390irq/30-eth0_g0_121ksoftirqd/100:38:581
121750390irq/30-eth0_g0_0-21swapper/121:35:031
121650390irq/29-eth0_g0_31ksoftirqd/000:27:310
121650390irq/29-eth0_g0_13-21kworker/0:123:33:510
121650390irq/29-eth0_g0_13-21kworker/0:122:10:160
121650390irq/29-eth0_g0_13-21kworker/0:121:45:320
121650390irq/29-eth0_g0_121ksoftirqd/123:55:280
121650390irq/29-eth0_g0_121ksoftirqd/123:55:280
121390ksoftirqd/1121750irq/30-eth0_g0_23:23:160
121390ksoftirqd/1121750irq/30-eth0_g0_23:23:160
121390ksoftirqd/1121750irq/30-eth0_g0_23:16:180
121390ksoftirqd/1121750irq/30-eth0_g0_23:08:000
121390ksoftirqd/1121750irq/30-eth0_g0_22:35:240
121390ksoftirqd/1121750irq/30-eth0_g0_21:35:510
121390ksoftirqd/1121750irq/30-eth0_g0_20:57:290
121390ksoftirqd/1121750irq/30-eth0_g0_20:25:480
121390ksoftirqd/1121750irq/30-eth0_g0_20:25:480
121390ksoftirqd/1121750irq/30-eth0_g0_20:21:090
121390ksoftirqd/1121750irq/30-eth0_g0_19:32:200
121390ksoftirqd/1121750irq/30-eth0_g0_00:18:350
121390ksoftirqd/1121650irq/29-eth0_g0_00:11:361
1108899392cyclictest15970-21latency_hist19:29:561
1108899391cyclictest16714-21grep19:30:171
1108899391cyclictest14258-21grep19:20:141
1108899391cyclictest11161-21unixbench_multi23:50:161
121750380irq/30-eth0_g0_1219-21kworker/1:222:42:301
121750380irq/30-eth0_g0_1219-21kworker/1:222:29:531
121750380irq/30-eth0_g0_1219-21kworker/1:222:29:531
121750380irq/30-eth0_g0_1219-21kworker/1:221:57:301
121750380irq/30-eth0_g0_1219-21kworker/1:221:13:341
121750380irq/30-eth0_g0_121ksoftirqd/122:30:271
121650380irq/29-eth0_g0_4652-21taskset23:25:080
121650380irq/29-eth0_g0_30874-21if_err_eth023:00:080
121650380irq/29-eth0_g0_31ksoftirqd/021:19:490
121650380irq/29-eth0_g0_24023-21unixbench_multi20:00:150
121650380irq/29-eth0_g0_20956-21/usr/sbin/munin19:50:070
121650380irq/29-eth0_g0_20210-21processes19:45:130
121650380irq/29-eth0_g0_13-21kworker/0:121:57:470
121650380irq/29-eth0_g0_13-21kworker/0:121:12:540
121650380irq/29-eth0_g0_13-21kworker/0:100:30:190
121650380irq/29-eth0_g0_121ksoftirqd/123:55:051
121650380irq/29-eth0_g0_121ksoftirqd/123:55:051
121650380irq/29-eth0_g0_121ksoftirqd/122:14:560
121650380irq/29-eth0_g0_1108799cyclictest22:30:020
121650380irq/29-eth0_g0_104391latency_hist23:49:550
121650380irq/29-eth0_g0_10409-21ps19:05:140
121380ksoftirqd/1121750irq/30-eth0_g0_20:19:420
121380ksoftirqd/1121750irq/30-eth0_g0_00:39:180
1108899381cyclictest7406-21sendmail_mailst21:05:141
121750370irq/30-eth0_g0_31343-21tail20:30:171
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional