You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-11-18 - 22:44

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 Tue Nov 18, 2025 12:43:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1287721600sleep1121650irq/29-eth0_g0_10:20:011
1155621380sleep0121650irq/29-eth0_g0_10:14:490
1350121030sleep0121650irq/29-eth0_g0_12:35:020
121950ksoftirqd/1121650irq/29-eth0_g0_07:50:161
290152860sleep0121650irq/29-eth0_g0_09:11:350
121860ksoftirqd/1121650irq/29-eth0_g0_11:08:360
111162680chrt121750irq/30-eth0_g0_12:25:060
121550ksoftirqd/1121750irq/30-eth0_g0_10:58:491
121520ksoftirqd/1121750irq/30-eth0_g0_09:48:431
121510ksoftirqd/1121650irq/29-eth0_g0_11:48:480
121480ksoftirqd/1121750irq/30-eth0_g0_11:02:321
121470ksoftirqd/1121750irq/30-eth0_g0_11:33:371
260972460sleep0121750irq/30-eth0_g0_09:00:120
260972460sleep0121750irq/30-eth0_g0_09:00:120
121460ksoftirqd/1121750irq/30-eth0_g0_12:03:400
121440ksoftirqd/1121650irq/29-eth0_g0_10:03:031
121440ksoftirqd/1121650irq/29-eth0_g0_09:25:091
121750430irq/30-eth0_g0_1219-21kworker/1:211:14:351
121750430irq/30-eth0_g0_1219-21kworker/1:211:05:211
121750430irq/30-eth0_g0_1219-21kworker/1:210:47:221
121750430irq/30-eth0_g0_1219-21kworker/1:210:33:371
121750430irq/30-eth0_g0_1219-21kworker/1:209:16:351
121430ksoftirqd/1121750irq/30-eth0_g0_10:36:151
121430ksoftirqd/1121650irq/29-eth0_g0_11:36:231
3113099428cyclictest12986-21vmstat08:05:191
3113099428cyclictest12986-21vmstat08:05:191
3113099422cyclictest26248-21grep09:00:151
3113099422cyclictest26248-21grep09:00:151
121750420irq/30-eth0_g0_31126-21latencyplot07:09:541
121750420irq/30-eth0_g0_1219-21kworker/1:212:15:131
121750420irq/30-eth0_g0_1219-21kworker/1:212:15:131
121750420irq/30-eth0_g0_1219-21kworker/1:209:33:371
121650420irq/29-eth0_g0_30539-21sendmail_mailtr07:05:140
121650420irq/29-eth0_g0_1894-21runrttasks08:12:200
121650420irq/29-eth0_g0_17532-21netstat08:25:130
121650420irq/29-eth0_g0_13-21kworker/0:111:24:250
121650420irq/29-eth0_g0_121ksoftirqd/109:23:570
121420ksoftirqd/1121650irq/29-eth0_g0_11:55:280
121420ksoftirqd/1121650irq/29-eth0_g0_08:54:361
121750410irq/30-eth0_g0_1219-21kworker/1:209:21:311
121650410irq/29-eth0_g0_31ksoftirqd/012:17:450
121650410irq/29-eth0_g0_31ksoftirqd/012:17:450
121650410irq/29-eth0_g0_31ksoftirqd/009:41:220
121650410irq/29-eth0_g0_28077-21diskmemload09:47:220
121650410irq/29-eth0_g0_13-21kworker/0:111:13:140
121410ksoftirqd/1121750irq/30-eth0_g0_12:35:141
121410ksoftirqd/1121750irq/30-eth0_g0_10:20:030
121750400irq/30-eth0_g0_1219-21kworker/1:209:12:551
121750400irq/30-eth0_g0_121ksoftirqd/110:13:421
121750400irq/30-eth0_g0_121ksoftirqd/109:52:021
121650400irq/29-eth0_g0_6662-21processes07:40:140
121650400irq/29-eth0_g0_31ksoftirqd/010:42:510
121650400irq/29-eth0_g0_13-21kworker/0:111:53:190
121650400irq/29-eth0_g0_13-21kworker/0:111:28:140
121650400irq/29-eth0_g0_10652sleep011:43:570
121650400irq/29-eth0_g0_0-21swapper/012:33:070
121400ksoftirqd/1121750irq/30-eth0_g0_11:03:130
121400ksoftirqd/1121750irq/30-eth0_g0_10:18:540
121400ksoftirqd/1121650irq/29-eth0_g0_09:38:070
3113099391cyclictest29432-21unixbench_multi11:25:191
121750390irq/30-eth0_g0_1219-21kworker/1:212:34:011
121750390irq/30-eth0_g0_1219-21kworker/1:212:06:061
121750390irq/30-eth0_g0_1219-21kworker/1:211:44:591
121750390irq/30-eth0_g0_1219-21kworker/1:211:15:481
121750390irq/30-eth0_g0_1219-21kworker/1:211:15:481
121750390irq/30-eth0_g0_1219-21kworker/1:209:59:211
121750390irq/30-eth0_g0_1219-21kworker/1:209:38:461
121750390irq/30-eth0_g0_121ksoftirqd/110:29:461
121750390irq/30-eth0_g0_0-21swapper/111:23:271
121650390irq/29-eth0_g0_31ksoftirqd/010:35:150
121650390irq/29-eth0_g0_13-21kworker/0:110:33:290
121650390irq/29-eth0_g0_13-21kworker/0:110:00:570
121650390irq/29-eth0_g0_13-21kworker/0:109:55:510
121650390irq/29-eth0_g0_13-21kworker/0:109:25:000
121650390irq/29-eth0_g0_121ksoftirqd/111:15:280
121650390irq/29-eth0_g0_121ksoftirqd/111:15:280
121650390irq/29-eth0_g0_10279-21ps07:55:130
121390ksoftirqd/1121750irq/30-eth0_g0_11:30:110
121390ksoftirqd/1121750irq/30-eth0_g0_08:12:101
121390ksoftirqd/1121650irq/29-eth0_g0_10:43:081
121390ksoftirqd/1121650irq/29-eth0_g0_07:17:321
121390ksoftirqd/1121650irq/29-eth0_g0_07:17:321
65012380sleep0121750irq/30-eth0_g0_09:52:480
31130993832cyclictest25132-21unixbench_multi08:55:191
3113099382cyclictest11252-21if_eth012:25:081
3113099381cyclictest51652sleep112:00:091
3113099381cyclictest22283-21/usr/sbin/munin08:45:101
3113099381cyclictest11901-21/usr/sbin/munin10:15:101
121750380irq/30-eth0_g0_1219-21kworker/1:212:22:121
121750380irq/30-eth0_g0_1219-21kworker/1:211:59:411
121750380irq/30-eth0_g0_1219-21kworker/1:210:05:091
121750380irq/30-eth0_g0_121ksoftirqd/111:54:021
121750380irq/30-eth0_g0_0-21swapper/112:12:581
121650380irq/29-eth0_g0_31ksoftirqd/009:33:540
121650380irq/29-eth0_g0_19468-21ps10:45:160
121650380irq/29-eth0_g0_1894-21runrttasks08:35:140
121650380irq/29-eth0_g0_13-21kworker/0:112:21:320
121650380irq/29-eth0_g0_13-21kworker/0:110:58:480
121650380irq/29-eth0_g0_13-21kworker/0:110:08:010
121650380irq/29-eth0_g0_121ksoftirqd/111:43:041
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional