You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2025-12-20 - 12:05

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 highest latencies:
System rack3slot5s.osadl.org (updated Fri Dec 19, 2025 13:46:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
121820ksoftirqd/1121550irq/30-eth0_g0_11:00:111
121720ksoftirqd/1121550irq/30-eth0_g0_07:16:131
65802690sleep1121550irq/30-eth0_g0_10:32:321
23502670sleep0121550irq/30-eth0_g0_10:17:160
121670ksoftirqd/1121550irq/30-eth0_g0_12:29:200
294162650sleep1121550irq/30-eth0_g0_09:52:581
10672650sleep1121450irq/29-eth0_g0_10:12:011
323742630sleep1121550irq/30-eth0_g0_12:17:321
248612560sleep1121450irq/29-eth0_g0_09:36:061
248612560sleep1121450irq/29-eth0_g0_09:36:061
121530ksoftirqd/1121550irq/30-eth0_g0_11:41:221
95362520sleep0121550irq/30-eth0_g0_10:45:220
121510ksoftirqd/1121550irq/30-eth0_g0_10:07:360
309992490sleep0121450irq/29-eth0_g0_10:01:140
121490ksoftirqd/1121450irq/29-eth0_g0_10:37:271
206482470sleep0121450irq/29-eth0_g0_11:31:240
121470ksoftirqd/1121550irq/30-eth0_g0_11:24:341
121470ksoftirqd/1121450irq/29-eth0_g0_12:01:041
121470ksoftirqd/1121450irq/29-eth0_g0_11:10:471
84482460sleep0121450irq/29-eth0_g0_10:41:570
121550460irq/30-eth0_g0_327-21runrttasks07:56:371
120352460sleep0121550irq/30-eth0_g0_10:55:570
120352460sleep0121550irq/30-eth0_g0_10:55:570
121450450irq/29-eth0_g0_31ksoftirqd/012:15:340
121450450irq/29-eth0_g0_121ksoftirqd/110:37:330
121450450irq/29-eth0_g0_0-21swapper/007:07:270
121550440irq/30-eth0_g0_1221-21kworker/1:209:59:081
121550440irq/30-eth0_g0_121ksoftirqd/111:47:301
121550430irq/30-eth0_g0_1221-21kworker/1:210:57:351
121550430irq/30-eth0_g0_1221-21kworker/1:210:57:351
121550430irq/30-eth0_g0_0-21swapper/108:22:271
121450430irq/29-eth0_g0_31ksoftirqd/011:29:460
121430ksoftirqd/1121550irq/30-eth0_g0_11:06:311
239602420sleep1121550irq/30-eth0_g0_09:32:251
121550420irq/30-eth0_g0_18540-21diskmemload12:20:381
121550420irq/30-eth0_g0_18540-21diskmemload12:20:381
121550420irq/30-eth0_g0_121ksoftirqd/112:10:211
121420ksoftirqd/1121450irq/29-eth0_g0_10:06:161
121550410irq/30-eth0_g0_26944-21runrttasks09:42:421
121550410irq/30-eth0_g0_1221-21kworker/1:210:40:481
121550410irq/30-eth0_g0_1221-21kworker/1:210:28:541
121550410irq/30-eth0_g0_1221-21kworker/1:209:45:061
121550410irq/30-eth0_g0_121ksoftirqd/112:27:351
121450410irq/29-eth0_g0_31ksoftirqd/010:59:500
121450410irq/29-eth0_g0_31ksoftirqd/010:12:450
121450410irq/29-eth0_g0_20460-21ntp_offset09:17:310
121450410irq/29-eth0_g0_1941-21runrttasks08:26:260
121450410irq/29-eth0_g0_13-21kworker/0:110:21:140
121410ksoftirqd/1121450irq/29-eth0_g0_11:33:581
121410ksoftirqd/1121450irq/29-eth0_g0_08:42:331
121410ksoftirqd/1121450irq/29-eth0_g0_08:19:341
121410ksoftirqd/1121450irq/29-eth0_g0_07:38:111
2154199401cyclictest31114-21head07:47:361
121550400irq/30-eth0_g0_121ksoftirqd/111:54:481
121550400irq/30-eth0_g0_121ksoftirqd/111:25:361
121550400irq/30-eth0_g0_121ksoftirqd/111:16:431
121450400irq/29-eth0_g0_4234-21/usr/sbin/munin12:37:320
121450400irq/29-eth0_g0_31ksoftirqd/012:02:430
121450400irq/29-eth0_g0_31ksoftirqd/011:53:120
121450400irq/29-eth0_g0_1941-21runrttasks07:47:150
121450400irq/29-eth0_g0_13-21kworker/0:111:56:030
121450400irq/29-eth0_g0_13-21kworker/0:111:20:360
121450400irq/29-eth0_g0_13-21kworker/0:109:30:570
121400ksoftirqd/1121450irq/29-eth0_g0_08:25:041
32542390chrt121550irq/30-eth0_g0_12:32:251
121550390irq/30-eth0_g0_1221-21kworker/1:210:49:051
121550390irq/30-eth0_g0_1221-21kworker/1:210:03:271
121550390irq/30-eth0_g0_1221-21kworker/1:209:29:001
121550390irq/30-eth0_g0_1221-21kworker/1:209:14:061
121450390irq/29-eth0_g0_395-21/usr/sbin/munin07:57:300
121450390irq/29-eth0_g0_13-21kworker/0:112:11:510
121450390irq/29-eth0_g0_13-21kworker/0:111:16:540
121450390irq/29-eth0_g0_13-21kworker/0:109:53:200
121450390irq/29-eth0_g0_13-21kworker/0:109:10:100
121450390irq/29-eth0_g0_121ksoftirqd/111:39:241
121450390irq/29-eth0_g0_11749-21chrt10:53:310
121390ksoftirqd/1121550irq/30-eth0_g0_10:30:400
121390ksoftirqd/1121550irq/30-eth0_g0_09:56:110
121390ksoftirqd/1121550irq/30-eth0_g0_09:06:300
121390ksoftirqd/1121550irq/30-eth0_g0_08:57:590
121390ksoftirqd/1121550irq/30-eth0_g0_07:38:140
121390ksoftirqd/1121450irq/29-eth0_g0_09:16:001
121390ksoftirqd/1121450irq/29-eth0_g0_09:05:341
121390ksoftirqd/1121450irq/29-eth0_g0_08:58:011
2154199381cyclictest29839-21tail07:42:331
2154199381cyclictest14583-21tail08:52:331
163512380sleep0121450irq/29-eth0_g0_11:12:310
121550380irq/30-eth0_g0_20606-21cpu07:07:241
121550380irq/30-eth0_g0_0-21swapper/110:20:141
121450380irq/29-eth0_g0_31ksoftirqd/011:44:510
121450380irq/29-eth0_g0_31ksoftirqd/011:37:280
121450380irq/29-eth0_g0_31ksoftirqd/009:48:580
121450380irq/29-eth0_g0_1941-21runrttasks09:41:010
121450380irq/29-eth0_g0_13-21kworker/0:110:27:020
121450380irq/29-eth0_g0_13-21kworker/0:109:22:180
121450380irq/29-eth0_g0_121ksoftirqd/112:36:041
121380ksoftirqd/1121550irq/30-eth0_g0_12:34:000
121380ksoftirqd/1121550irq/30-eth0_g0_12:20:470
121380ksoftirqd/1121550irq/30-eth0_g0_12:20:470
121380ksoftirqd/1121550irq/30-eth0_g0_12:08:090
2154199371cyclictest27445-21uptime07:32:351
2154199371cyclictest0-21swapper/110:52:161
121550370irq/30-eth0_g0_121ksoftirqd/112:05:321
121450370irq/29-eth0_g0_26242-21vmstat07:27:340
121450370irq/29-eth0_g0_23733-21awk11:42:330
121450370irq/29-eth0_g0_1991-21missed_timers08:02:280
121450370irq/29-eth0_g0_1941-21runrttasks08:19:560
121450370irq/29-eth0_g0_1941-21runrttasks08:17:210
121450370irq/29-eth0_g0_13-21kworker/0:109:35:560
121450370irq/29-eth0_g0_13-21kworker/0:109:35:560
121450370irq/29-eth0_g0_13-21kworker/0:109:25:230
121450370irq/29-eth0_g0_121ksoftirqd/110:17:581
121370ksoftirqd/1121450irq/29-eth0_g0_08:47:261
121370ksoftirqd/1121450irq/29-eth0_g0_08:33:531
2154199361cyclictest4365-21chrt08:12:261
2154199361cyclictest4365-21chrt08:12:261
2154199361cyclictest315702sleep107:51:381
2154199361cyclictest26194-21unixbench_singl07:27:341
121550360irq/30-eth0_g0_3359-21proc_pri08:07:321
121550360irq/30-eth0_g0_3359-21proc_pri08:07:321
121450360irq/29-eth0_g0_9165-21df_abs08:32:250
121450360irq/29-eth0_g0_4125-21/usr/sbin/munin08:12:250
121450360irq/29-eth0_g0_4125-21/usr/sbin/munin08:12:250
121450360irq/29-eth0_g0_3109-21ethtool08:07:270
121450360irq/29-eth0_g0_3109-21ethtool08:07:270
121450360irq/29-eth0_g0_23190-21df_abs07:17:260
121450360irq/29-eth0_g0_1941-21runrttasks08:52:010
121450360irq/29-eth0_g0_1941-21runrttasks07:52:440
121450360irq/29-eth0_g0_13-21kworker/0:111:06:250
248082350sleep024810-21rt-features07:22:320
2154199351cyclictest2350-21unixbench_singl08:02:341
2154199351cyclictest16769-21awk09:02:291
2154199351cyclictest0-21swapper/107:23:211
121450350irq/29-eth0_g0_2154099cyclictest07:32:300
121450350irq/29-eth0_g0_1941-21runrttasks08:45:250
121450350irq/29-eth0_g0_1941-21runrttasks08:40:590
121350ksoftirqd/1121550irq/30-eth0_g0_09:02:240
121350ksoftirqd/1121550irq/30-eth0_g0_08:35:150
21541993418cyclictest11253-21latency_hist08:39:471
2154199341cyclictest22253-21cat09:24:461
2154199341cyclictest1941-21runrttasks07:11:231
121450340irq/29-eth0_g0_1941-21runrttasks07:41:330
121450340irq/29-eth0_g0_0-21swapper/111:52:251
121450330irq/29-eth0_g0_0-21swapper/007:14:470
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional