You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-09-04 - 08:17

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 Sep 04, 2026 00:43:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2612121310sleep1121650irq/29-eth0_g0_23:25:281
894621140sleep0121750irq/30-eth0_g0_22:15:090
255742880sleep0121750irq/30-eth0_g0_21:10:540
219692590sleep0121750irq/30-eth0_g0_20:56:050
16332580sleep0121750irq/30-eth0_g0_21:45:440
121650550irq/29-eth0_g0_2733099cyclictest23:41:130
280042530sleep0121750irq/30-eth0_g0_23:31:120
198462530sleep1121750irq/30-eth0_g0_22:58:481
121650500irq/29-eth0_g0_2733099cyclictest21:36:150
121650500irq/29-eth0_g0_13-21kworker/0:121:46:130
50312490sleep0121750irq/30-eth0_g0_21:57:180
198422480sleep0121750irq/30-eth0_g0_20:46:070
121470ksoftirqd/1121750irq/30-eth0_g0_23:05:091
121750460irq/30-eth0_g0_26352-21chrt19:01:041
121460ksoftirqd/1121750irq/30-eth0_g0_22:40:021
121750440irq/30-eth0_g0_386-21munin-run21:40:511
121750440irq/30-eth0_g0_121ksoftirqd/121:43:051
121430ksoftirqd/1121650irq/29-eth0_g0_21:51:460
121750420irq/30-eth0_g0_5385-21/usr/sbin/munin00:11:121
121750420irq/30-eth0_g0_1219-21kworker/1:221:15:111
121750420irq/30-eth0_g0_1219-21kworker/1:200:25:081
121650420irq/29-eth0_g0_26720-21wc19:01:120
121650420irq/29-eth0_g0_13-21kworker/0:121:06:390
121420ksoftirqd/1121750irq/30-eth0_g0_20:01:081
236652410sleep0121750irq/30-eth0_g0_23:15:260
121750410irq/30-eth0_g0_1219-21kworker/1:223:53:491
121750410irq/30-eth0_g0_1219-21kworker/1:223:11:391
121750410irq/30-eth0_g0_1219-21kworker/1:221:25:131
121650410irq/29-eth0_g0_7463-21entropy00:21:030
121650410irq/29-eth0_g0_3884-21sed19:41:090
121410ksoftirqd/1121650irq/29-eth0_g0_21:55:491
121750400irq/30-eth0_g0_2093-21snmpd19:57:211
121750400irq/30-eth0_g0_121ksoftirqd/122:32:011
121750400irq/30-eth0_g0_121ksoftirqd/121:56:151
121650400irq/29-eth0_g0_31ksoftirqd/021:16:400
121650400irq/29-eth0_g0_2733099cyclictest23:17:030
121650400irq/29-eth0_g0_121ksoftirqd/123:18:061
121750390irq/30-eth0_g0_2109-21lldpd23:49:121
121750390irq/30-eth0_g0_1219-21kworker/1:222:49:541
121750390irq/30-eth0_g0_1219-21kworker/1:222:22:451
121750390irq/30-eth0_g0_1219-21kworker/1:222:22:451
121650390irq/29-eth0_g0_17132-21unixbench_singl22:46:180
121650390irq/29-eth0_g0_15616-21ntp_states22:41:090
121650390irq/29-eth0_g0_13-21kworker/0:100:33:320
121650390irq/29-eth0_g0_13-21kworker/0:100:11:120
121650390irq/29-eth0_g0_121ksoftirqd/100:01:131
102102390sleep0121750irq/30-eth0_g0_20:06:110
192742380chrt121750irq/30-eth0_g0_22:56:090
121750380irq/30-eth0_g0_1219-21kworker/1:222:28:281
121750380irq/30-eth0_g0_1219-21kworker/1:221:07:111
121750380irq/30-eth0_g0_121ksoftirqd/123:27:351
121750380irq/30-eth0_g0_121ksoftirqd/121:48:321
121750380irq/30-eth0_g0_121ksoftirqd/100:32:071
121650380irq/29-eth0_g0_1964-21runrttasks21:33:100
121650380irq/29-eth0_g0_13-21kworker/0:123:08:190
121650380irq/29-eth0_g0_13-21kworker/0:123:08:190
121650380irq/29-eth0_g0_13-21kworker/0:100:04:160
121650380irq/29-eth0_g0_0-21swapper/019:20:510
121380ksoftirqd/1121750irq/30-eth0_g0_23:47:070
121380ksoftirqd/1121750irq/30-eth0_g0_19:46:131
160352370sleep116036-21irqstats20:31:071
121750370irq/30-eth0_g0_6333-21taskset22:03:151
121750370irq/30-eth0_g0_29312-21timerandwakeup23:36:131
121750370irq/30-eth0_g0_1958-21crond19:32:511
121750370irq/30-eth0_g0_1219-21kworker/1:221:26:091
121750370irq/30-eth0_g0_121ksoftirqd/123:57:281
121750370irq/30-eth0_g0_121ksoftirqd/123:57:281
121750370irq/30-eth0_g0_121ksoftirqd/123:45:101
121750370irq/30-eth0_g0_121ksoftirqd/122:07:051
121750370irq/30-eth0_g0_0-21swapper/100:27:451
121650370irq/29-eth0_g0_9564-21ps22:16:120
121650370irq/29-eth0_g0_8712-21ls20:01:070
121650370irq/29-eth0_g0_7765-21sendmail_mailqu19:56:120
121650370irq/29-eth0_g0_24266-21crond21:05:510
121650370irq/29-eth0_g0_1964-21runrttasks23:52:360
121650370irq/29-eth0_g0_1964-21runrttasks19:32:020
121650370irq/29-eth0_g0_1609-21proc_pri23:56:110
121650370irq/29-eth0_g0_1609-21proc_pri23:56:110
121650370irq/29-eth0_g0_13-21kworker/0:123:30:010
121650370irq/29-eth0_g0_13-21kworker/0:123:02:070
121650370irq/29-eth0_g0_13-21kworker/0:122:40:320
121650370irq/29-eth0_g0_13-21kworker/0:122:28:340
121650370irq/29-eth0_g0_13-21kworker/0:122:24:590
121650370irq/29-eth0_g0_13-21kworker/0:122:24:590
121650370irq/29-eth0_g0_13-21kworker/0:121:30:090
121650370irq/29-eth0_g0_13-21kworker/0:121:23:400
121650370irq/29-eth0_g0_121ksoftirqd/121:16:141
121650370irq/29-eth0_g0_121ksoftirqd/119:06:061
121750360irq/30-eth0_g0_556-21unixbench_singl19:26:141
121750360irq/30-eth0_g0_19620-21entropy20:46:031
121750360irq/30-eth0_g0_1219-21kworker/1:223:10:071
121750360irq/30-eth0_g0_1219-21kworker/1:223:10:071
121750360irq/30-eth0_g0_1219-21kworker/1:222:12:241
121750360irq/30-eth0_g0_1219-21kworker/1:221:35:191
121750360irq/30-eth0_g0_0-21swapper/122:52:031
121650360irq/29-eth0_g0_6259-21cat19:51:070
121650360irq/29-eth0_g0_6075-21unixbench_multi22:01:150
121650360irq/29-eth0_g0_21344-21unixbench_multi20:51:140
121650360irq/29-eth0_g0_1964-21runrttasks22:54:390
121650360irq/29-eth0_g0_1964-21runrttasks20:37:310
121650360irq/29-eth0_g0_1964-21runrttasks19:37:040
121650360irq/29-eth0_g0_1964-21runrttasks00:20:480
121650360irq/29-eth0_g0_15799-21/usr/sbin/munin20:31:100
121650360irq/29-eth0_g0_13-21kworker/0:123:38:360
121650360irq/29-eth0_g0_13-21kworker/0:122:09:300
121650360irq/29-eth0_g0_12187-21df20:16:040
121650360irq/29-eth0_g0_121ksoftirqd/122:18:131
121650360irq/29-eth0_g0_0-21swapper/020:26:020
121750350irq/30-eth0_g0_15764-21which22:41:121
121750350irq/30-eth0_g0_1219-21kworker/1:223:32:161
121750350irq/30-eth0_g0_1219-21kworker/1:200:06:211
121650350irq/29-eth0_g0_8686-21df_inode00:26:060
121650350irq/29-eth0_g0_31251-21df_inode19:21:050
121650350irq/29-eth0_g0_28705-21df19:11:020
121650350irq/29-eth0_g0_27485-21df_abs19:06:020
121650350irq/29-eth0_g0_1964-21runrttasks20:11:240
121650350irq/29-eth0_g0_13036-21cat22:31:070
121650350irq/29-eth0_g0_0-21swapper/000:06:070
121750340irq/30-eth0_g0_31758-21sed19:21:141
121750340irq/30-eth0_g0_1219-21kworker/1:200:19:571
121750340irq/30-eth0_g0_0-21swapper/120:11:091
121650340irq/29-eth0_g0_32382-21df19:26:040
121650340irq/29-eth0_g0_25442-21open_inodes23:21:090
121650340irq/29-eth0_g0_18321-21df_abs20:41:030
121650340irq/29-eth0_g0_13434-21df_abs20:21:040
121650340irq/29-eth0_g0_0-21swapper/019:46:100
121750330irq/30-eth0_g0_23691-21awk21:01:121
121750330irq/30-eth0_g0_21080-21ntp_offset20:51:091
121750330irq/30-eth0_g0_14788-21interrupts20:26:041
121750330irq/30-eth0_g0_12126-21/usr/sbin/munin20:16:091
121650330irq/29-eth0_g0_121ksoftirqd/119:11:071
121750320irq/30-eth0_g0_6671-21grep19:51:151
121750320irq/30-eth0_g0_0-21swapper/120:38:481
121320ksoftirqd/1121750irq/30-eth0_g0_19:16:041
2733199310cyclictest0-21swapper/119:45:081
121750310irq/30-eth0_g0_22246-21/usr/sbin/munin20:56:091
121750310irq/30-eth0_g0_0-21swapper/120:21:071
121650310irq/29-eth0_g0_9690-21cpu20:06:021
2733199300cyclictest0-21swapper/119:37:481
121750300irq/30-eth0_g0_18534-21memory20:41:071
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional