You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-08-31 - 12:57

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 792 highest latencies:
System rack3slot5s.osadl.org (updated Mon Aug 31, 2026 00:43:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
121850ksoftirqd/1121650irq/29-eth0_g0_20:16:020
121750ksoftirqd/1121750irq/30-eth0_g0_00:23:211
311822740sleep1121750irq/30-eth0_g0_23:04:041
121640ksoftirqd/1121750irq/30-eth0_g0_21:57:180
212362620sleep0121650irq/29-eth0_g0_22:22:350
121560ksoftirqd/1121650irq/29-eth0_g0_22:36:211
121550ksoftirqd/1121750irq/30-eth0_g0_00:19:121
307212540sleep1121750irq/30-eth0_g0_20:51:121
121530ksoftirqd/1121750irq/30-eth0_g0_20:11:451
121750510irq/30-eth0_g0_121ksoftirqd/123:31:211
189972480sleep0121750irq/30-eth0_g0_22:15:040
121750480irq/30-eth0_g0_121ksoftirqd/123:46:111
121480ksoftirqd/1121750irq/30-eth0_g0_22:54:071
121460ksoftirqd/1121750irq/30-eth0_g0_21:46:141
121460ksoftirqd/1121750irq/30-eth0_g0_19:51:220
121460ksoftirqd/1121650irq/29-eth0_g0_00:18:050
121750450irq/30-eth0_g0_121ksoftirqd/119:01:141
4849994431cyclictest13729-21sort00:06:011
4849994431cyclictest10552-21grep21:41:021
4849994431cyclictest10552-21grep21:41:021
121750440irq/30-eth0_g0_1219-21kworker/1:221:45:541
121750440irq/30-eth0_g0_1219-21kworker/1:200:31:181
121650440irq/29-eth0_g0_121ksoftirqd/122:21:241
121440ksoftirqd/1121650irq/29-eth0_g0_23:17:511
4849994331cyclictest4353-21munin-run21:16:001
4849994330cyclictest19354-21unixbench_singl00:26:241
4849994329cyclictest22871-21cpu22:31:131
4849994329cyclictest22871-21cpu22:31:131
274942430sleep1121750irq/30-eth0_g0_22:48:581
121750430irq/30-eth0_g0_1219-21kworker/1:222:29:061
121750430irq/30-eth0_g0_1219-21kworker/1:221:56:001
4849994229cyclictest15384-21grep19:46:211
121750420irq/30-eth0_g0_17613-21ntp_offset19:56:191
121750420irq/30-eth0_g0_121ksoftirqd/123:27:331
121650420irq/29-eth0_g0_16952-21iostat22:06:160
121650410irq/29-eth0_g0_13-21kworker/0:123:12:590
121650410irq/29-eth0_g0_13-21kworker/0:123:06:580
4849994028cyclictest888-21/usr/sbin/munin23:11:231
4849994028cyclictest14680-21sort19:46:011
4849994027cyclictest7920-21sshd23:41:171
4849994027cyclictest29413-21open_inodes22:56:191
4849994027cyclictest25681-21ntpdc22:41:161
4849994027cyclictest2024-21cpu21:06:121
4849994027cyclictest2024-21cpu21:06:121
4849994027cyclictest17344-21unixbench_multi22:06:231
4849994026cyclictest14905-21latency_hist00:11:001
121750400irq/30-eth0_g0_1219-21kworker/1:221:25:231
121650400irq/29-eth0_g0_1964-21runrttasks19:01:550
121650400irq/29-eth0_g0_13-21kworker/0:121:47:170
121650400irq/29-eth0_g0_13-21kworker/0:121:17:290
4849993926cyclictest3347-21tail23:21:221
4849993926cyclictest29891-21ntpq20:46:181
4849993926cyclictest11627-21mailstats19:31:211
4849993925cyclictest1405-21sed21:01:231
121750390irq/30-eth0_g0_1219-21kworker/1:223:10:281
121750390irq/30-eth0_g0_1219-21kworker/1:222:14:381
121750390irq/30-eth0_g0_0-21swapper/123:53:541
121650390irq/29-eth0_g0_31ksoftirqd/023:51:140
121650390irq/29-eth0_g0_22656-21zcat20:16:210
121650390irq/29-eth0_g0_1964-21runrttasks23:45:250
121650390irq/29-eth0_g0_1964-21runrttasks19:13:420
121650390irq/29-eth0_g0_13-21kworker/0:123:58:210
121650390irq/29-eth0_g0_13-21kworker/0:123:38:140
121650390irq/29-eth0_g0_13-21kworker/0:123:29:470
121650390irq/29-eth0_g0_13-21kworker/0:121:40:170
121650390irq/29-eth0_g0_13-21kworker/0:121:40:170
121650390irq/29-eth0_g0_13-21kworker/0:121:31:140
121650390irq/29-eth0_g0_13-21kworker/0:121:15:560
121650390irq/29-eth0_g0_13-21kworker/0:100:28:040
121650390irq/29-eth0_g0_13-21kworker/0:100:08:090
121750380irq/30-eth0_g0_1219-21kworker/1:223:38:401
121750380irq/30-eth0_g0_1219-21kworker/1:222:19:221
121750380irq/30-eth0_g0_1219-21kworker/1:222:01:371
121750380irq/30-eth0_g0_1219-21kworker/1:221:32:561
121750380irq/30-eth0_g0_1219-21kworker/1:221:28:351
121750380irq/30-eth0_g0_1219-21kworker/1:221:18:351
121750380irq/30-eth0_g0_1219-21kworker/1:200:12:551
121750380irq/30-eth0_g0_121ksoftirqd/123:57:411
121750380irq/30-eth0_g0_121ksoftirqd/121:58:441
121650380irq/29-eth0_g0_7643-21latency19:16:180
121650380irq/29-eth0_g0_5171-21/usr/sbin/munin23:31:150
121650380irq/29-eth0_g0_18767-21sort20:01:160
121650380irq/29-eth0_g0_17907-21head19:56:230
121650380irq/29-eth0_g0_13-21kworker/0:122:47:310
121650380irq/29-eth0_g0_13-21kworker/0:122:27:400
121650380irq/29-eth0_g0_13-21kworker/0:122:04:460
121650380irq/29-eth0_g0_13-21kworker/0:121:44:310
121650380irq/29-eth0_g0_13-21kworker/0:121:29:340
121650380irq/29-eth0_g0_13-21kworker/0:100:34:230
121650380irq/29-eth0_g0_13-21kworker/0:100:21:560
121380ksoftirqd/1121750irq/30-eth0_g0_22:17:120
121380ksoftirqd/1121750irq/30-eth0_g0_19:42:430
4849993723cyclictest23259-21/usr/sbin/munin20:21:011
484999372cyclictest27303-21cat20:36:151
121650370irq/29-eth0_g0_31ksoftirqd/023:19:230
121650370irq/29-eth0_g0_31ksoftirqd/021:07:280
121650370irq/29-eth0_g0_31ksoftirqd/021:07:280
121650370irq/29-eth0_g0_1964-21runrttasks21:54:440
121650370irq/29-eth0_g0_13-21kworker/0:122:51:180
121650370irq/29-eth0_g0_13-21kworker/0:122:37:020
121650370irq/29-eth0_g0_13-21kworker/0:122:32:360
121650370irq/29-eth0_g0_13-21kworker/0:122:32:360
121650370irq/29-eth0_g0_13-21kworker/0:121:24:510
121650370irq/29-eth0_g0_13-21kworker/0:100:15:550
121650370irq/29-eth0_g0_12855-21missed_timers00:01:180
121650370irq/29-eth0_g0_121ksoftirqd/119:06:181
121370ksoftirqd/1263322sleep022:44:430
4849993630cyclictest6817-21unixbench_multi19:11:221
4849993624cyclictest0-21swapper/120:06:131
4849993623cyclictest26058-21ls20:31:141
4849993622cyclictest18834-21ntpq20:01:171
121650360irq/29-eth0_g0_5576-21grep19:06:220
121650360irq/29-eth0_g0_31358-21unixbench_multi20:51:220
121650360irq/29-eth0_g0_30904-21head23:01:230
121650360irq/29-eth0_g0_30189-21unixbench_singl20:46:220
121650360irq/29-eth0_g0_2093-21snmpd20:26:160
121650360irq/29-eth0_g0_1964-21runrttasks21:01:110
121650360irq/29-eth0_g0_1964-21runrttasks20:56:030
121650360irq/29-eth0_g0_1964-21runrttasks19:39:480
121650360irq/29-eth0_g0_1964-21runrttasks19:32:550
121650360irq/29-eth0_g0_14758-21/usr/sbin/munin19:46:150
121650360irq/29-eth0_g0_13-21kworker/0:123:46:150
121650360irq/29-eth0_g0_13-21kworker/0:122:56:350
121650360irq/29-eth0_g0_0-21swapper/023:21:340
4849993523cyclictest0-21swapper/120:41:061
4849993522cyclictest7926-21zcat19:16:231
121650350irq/29-eth0_g0_27273-21irqstats20:36:150
121650350irq/29-eth0_g0_23791-21/usr/sbin/munin20:21:190
121650350irq/29-eth0_g0_1964-21runrttasks20:28:551
121650350irq/29-eth0_g0_1964-21runrttasks19:27:490
121650350irq/29-eth0_g0_1964-21runrttasks19:25:150
4849993429cyclictest32617-21unixbench_singl20:56:211
4849993424cyclictest13399-21runrttasks19:40:331
121650340irq/29-eth0_g0_26187-21awk20:31:160
121650340irq/29-eth0_g0_20843-21ls20:11:020
4849993320cyclictest9282-21awk19:21:221
4849993227cyclictest121750irq/30-eth0_g0_19:26:141
4849993226cyclictest23447-21df_abs20:21:121
4849993224cyclictest16458-21seq19:51:211
121650320irq/29-eth0_g0_0-21swapper/020:41:140
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional