You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-06-02 - 03:42

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 all highest latencies:
System rack3slot5s.osadl.org (updated Tue Jun 02, 2026 00:43:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1211220ksoftirqd/1121750irq/30-eth0_g0_20:54:591
2930821140sleep1121650irq/29-eth0_g0_22:27:441
121930ksoftirqd/1121750irq/30-eth0_g0_22:03:091
121850ksoftirqd/1121750irq/30-eth0_g0_23:15:110
121850ksoftirqd/1121750irq/30-eth0_g0_23:15:110
316212840sleep1121750irq/30-eth0_g0_22:36:091
121830ksoftirqd/1121750irq/30-eth0_g0_20:06:111
121760ksoftirqd/1121750irq/30-eth0_g0_22:19:001
316862650sleep0121750irq/30-eth0_g0_22:36:560
255982600sleep1121750irq/30-eth0_g0_22:12:151
121530ksoftirqd/1121750irq/30-eth0_g0_19:20:571
237262490sleep0121750irq/30-eth0_g0_00:16:550
121460ksoftirqd/1121750irq/30-eth0_g0_23:35:341
121460ksoftirqd/1121750irq/30-eth0_g0_21:31:391
121450ksoftirqd/1121750irq/30-eth0_g0_23:53:291
121450ksoftirqd/1121750irq/30-eth0_g0_23:12:371
121450ksoftirqd/1121750irq/30-eth0_g0_23:00:391
121450ksoftirqd/1121750irq/30-eth0_g0_21:17:101
64702440sleep0121750irq/30-eth0_g0_23:05:170
121750440irq/30-eth0_g0_1219-21kworker/1:200:39:001
121650440irq/29-eth0_g0_121ksoftirqd/121:31:350
121440ksoftirqd/1121650irq/29-eth0_g0_23:48:341
121440ksoftirqd/1121650irq/29-eth0_g0_22:51:321
121750430irq/30-eth0_g0_20718-21taskset21:52:251
121750430irq/30-eth0_g0_1219-21kworker/1:221:36:261
121750430irq/30-eth0_g0_1219-21kworker/1:200:25:271
121650430irq/29-eth0_g0_31ksoftirqd/022:54:540
121650430irq/29-eth0_g0_1964-21runrttasks22:27:090
121650430irq/29-eth0_g0_19089-21sendmail_mailqu21:44:580
121650430irq/29-eth0_g0_16811-21unixbench_singl21:34:590
121430ksoftirqd/11294799cyclictest00:34:311
121430ksoftirqd/1121750irq/30-eth0_g0_23:40:181
121430ksoftirqd/1121650irq/29-eth0_g0_21:50:510
121650420irq/29-eth0_g0_11872-21df_abs19:04:480
121420ksoftirqd/1121650irq/29-eth0_g0_22:43:100
121420ksoftirqd/1121650irq/29-eth0_g0_21:11:051
121750410irq/30-eth0_g0_1219-21kworker/1:222:23:321
121650410irq/29-eth0_g0_23362-21sendmail_mailqu19:49:580
121650410irq/29-eth0_g0_13-21kworker/0:122:59:500
121410ksoftirqd/1121750irq/30-eth0_g0_23:39:560
121410ksoftirqd/1121750irq/30-eth0_g0_23:22:510
121410ksoftirqd/1121650irq/29-eth0_g0_23:24:571
1294799401cyclictest140632sleep121:24:541
121650400irq/29-eth0_g0_13-21kworker/0:122:51:330
121650400irq/29-eth0_g0_13-21kworker/0:122:12:520
121650400irq/29-eth0_g0_13-21kworker/0:121:15:190
121650400irq/29-eth0_g0_13-21kworker/0:121:13:380
121650400irq/29-eth0_g0_0-21swapper/019:39:540
121400ksoftirqd/1121750irq/30-eth0_g0_22:45:460
121400ksoftirqd/1121750irq/30-eth0_g0_22:45:460
121400ksoftirqd/1121750irq/30-eth0_g0_20:18:390
121400ksoftirqd/1121750irq/30-eth0_g0_20:18:390
121400ksoftirqd/1121750irq/30-eth0_g0_19:12:530
121400ksoftirqd/1121650irq/29-eth0_g0_22:08:390
121400ksoftirqd/1121650irq/29-eth0_g0_21:54:571
121400ksoftirqd/1121650irq/29-eth0_g0_19:28:561
121400ksoftirqd/1121650irq/29-eth0_g0_00:03:181
267332390sleep0121650irq/29-eth0_g0_00:29:510
1294799392cyclictest1964-21runrttasks19:36:071
1294799392cyclictest1964-21runrttasks19:36:071
1294799391cyclictest798-21grep20:29:581
121750390irq/30-eth0_g0_1219-21kworker/1:223:56:311
121750390irq/30-eth0_g0_1219-21kworker/1:223:08:411
121750390irq/30-eth0_g0_1219-21kworker/1:221:39:471
121750390irq/30-eth0_g0_0-21swapper/121:21:401
121750390irq/30-eth0_g0_0-21swapper/100:09:401
121650390irq/29-eth0_g0_31ksoftirqd/022:24:230
121650390irq/29-eth0_g0_31ksoftirqd/021:59:540
121650390irq/29-eth0_g0_13-21kworker/0:123:51:420
121650390irq/29-eth0_g0_13-21kworker/0:123:35:590
121650390irq/29-eth0_g0_13-21kworker/0:121:28:020
121650390irq/29-eth0_g0_13-21kworker/0:100:09:570
121390ksoftirqd/1121750irq/30-eth0_g0_23:55:080
121390ksoftirqd/1121750irq/30-eth0_g0_23:45:280
121390ksoftirqd/1121750irq/30-eth0_g0_20:24:500
121390ksoftirqd/1121750irq/30-eth0_g0_19:15:570
1294799381cyclictest9898-21diskmemload00:04:471
1294799381cyclictest22997-21seq00:14:501
1294799381cyclictest2051-21tail20:34:581
1294799381cyclictest18552-21unixbench_multi19:29:571
126562380sleep0121650irq/29-eth0_g0_23:31:080
121750380irq/30-eth0_g0_29136-21runrttasks20:14:501
121750380irq/30-eth0_g0_29136-21runrttasks20:14:501
121750380irq/30-eth0_g0_1219-21kworker/1:222:41:561
121750380irq/30-eth0_g0_1219-21kworker/1:222:06:551
121650380irq/29-eth0_g0_28863-21sort20:14:370
121650380irq/29-eth0_g0_28863-21sort20:14:370
121650380irq/29-eth0_g0_25807-21find00:24:570
121650380irq/29-eth0_g0_1964-21runrttasks00:22:090
121650380irq/29-eth0_g0_1964-21runrttasks00:22:090
121650380irq/29-eth0_g0_13-21kworker/0:123:13:450
121650380irq/29-eth0_g0_13-21kworker/0:122:31:290
121650380irq/29-eth0_g0_13-21kworker/0:121:56:300
121650380irq/29-eth0_g0_13-21kworker/0:100:09:280
121380ksoftirqd/1121750irq/30-eth0_g0_19:38:480
121380ksoftirqd/1121750irq/30-eth0_g0_19:38:480
121380ksoftirqd/1121650irq/29-eth0_g0_20:40:001
1294799378cyclictest0-21swapper/119:59:011
1294799371cyclictest32082-21grep20:24:571
1294799371cyclictest30449-21/usr/sbin/munin20:19:521
1294799371cyclictest22750-21sed19:49:371
121750370irq/30-eth0_g0_27911-21/usr/sbin/munin20:09:491
121750370irq/30-eth0_g0_27911-21/usr/sbin/munin20:09:491
121750370irq/30-eth0_g0_1219-21kworker/1:223:33:031
121750370irq/30-eth0_g0_121ksoftirqd/123:16:271
121750370irq/30-eth0_g0_121ksoftirqd/123:16:271
121750370irq/30-eth0_g0_121ksoftirqd/122:29:421
121650370irq/29-eth0_g0_1964-21runrttasks20:54:120
121650370irq/29-eth0_g0_17239-21zcat19:24:560
121650370irq/29-eth0_g0_13-21kworker/0:123:59:590
121650370irq/29-eth0_g0_13-21kworker/0:123:25:160
121650370irq/29-eth0_g0_13-21kworker/0:122:15:590
121650370irq/29-eth0_g0_13-21kworker/0:121:42:410
121370ksoftirqd/1121650irq/29-eth0_g0_23:20:101
121370ksoftirqd/1121650irq/29-eth0_g0_22:59:071
1294799362cyclictest14440-21if_err_eth019:14:481
1294799361cyclictest9313-21awk21:04:581
1294799361cyclictest5736-21unixbench_multi20:49:561
1294799361cyclictest4411-21seq20:44:581
1294799361cyclictest0-21swapper/119:09:451
121750360irq/30-eth0_g0_1219-21kworker/1:200:24:301
121750360irq/30-eth0_g0_1219-21kworker/1:200:24:301
121650360irq/29-eth0_g0_9402-21unixbench_multi21:04:590
121650360irq/29-eth0_g0_4388-21ps20:44:570
121650360irq/29-eth0_g0_3110-21ps20:39:580
121650360irq/29-eth0_g0_28022-21missed_timers00:34:510
121650360irq/29-eth0_g0_26794-21missed_timers20:04:510
121650360irq/29-eth0_g0_21882-21latency19:44:520
121650360irq/29-eth0_g0_1964-21runrttasks20:55:490
121650360irq/29-eth0_g0_1964-21runrttasks20:37:470
121650360irq/29-eth0_g0_1964-21runrttasks20:23:020
121650360irq/29-eth0_g0_12046-21latency19:04:501
1294799351cyclictest8070-21wc20:59:561
1294799351cyclictest25805-21wc19:59:571
1294799351cyclictest21025-21unixbench_multi19:39:581
1294799351cyclictest1010-21chrt22:44:511
1294799351cyclictest1010-21chrt22:44:511
121750350irq/30-eth0_g0_1219-21kworker/1:221:44:381
121650350irq/29-eth0_g0_31ksoftirqd/021:20:280
121650350irq/29-eth0_g0_1964-21runrttasks21:01:150
121650350irq/29-eth0_g0_1964-21runrttasks20:33:350
121650350irq/29-eth0_g0_1964-21runrttasks20:03:460
121650350irq/29-eth0_g0_18062-21df19:29:480
121350ksoftirqd/1121750irq/30-eth0_g0_19:54:530
1294799341cyclictest23064-21irqstats19:49:521
121650340irq/29-eth0_g0_15718-21iostat19:19:500
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional