You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-01-09 - 07:49

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 Jan 09, 2026 00:43:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2059721620sleep1121650irq/29-eth0_g0_21:44:541
295442740sleep1121650irq/29-eth0_g0_00:32:111
121740ksoftirqd/1121750irq/30-eth0_g0_19:46:231
122472730sleep1121750irq/30-eth0_g0_23:20:171
121630ksoftirqd/1121650irq/29-eth0_g0_23:50:450
284272620sleep1121650irq/29-eth0_g0_00:28:251
130552570sleep0121750irq/30-eth0_g0_21:12:330
114232540sleep1121750irq/30-eth0_g0_23:19:571
121530ksoftirqd/1121750irq/30-eth0_g0_22:13:071
121510ksoftirqd/122712sleep022:40:170
121500ksoftirqd/1121750irq/30-eth0_g0_23:08:361
121500ksoftirqd/1121750irq/30-eth0_g0_21:50:101
121490ksoftirqd/1121750irq/30-eth0_g0_21:38:351
197872480sleep1121650irq/29-eth0_g0_23:52:321
121480ksoftirqd/1121650irq/29-eth0_g0_00:05:411
210012470sleep1121750irq/30-eth0_g0_23:57:251
121460ksoftirqd/1121650irq/29-eth0_g0_22:50:131
121460ksoftirqd/1121650irq/29-eth0_g0_19:50:131
121460ksoftirqd/1121650irq/29-eth0_g0_00:04:181
121450ksoftirqd/1121750irq/30-eth0_g0_22:32:121
121450ksoftirqd/1121750irq/30-eth0_g0_22:22:271
121450ksoftirqd/1121650irq/29-eth0_g0_23:46:370
121650440irq/29-eth0_g0_1988-21runrttasks22:02:580
121650440irq/29-eth0_g0_18912-21unixbench_multi21:35:190
121650440irq/29-eth0_g0_16478-21df_abs23:40:090
121650440irq/29-eth0_g0_121ksoftirqd/100:05:130
121440ksoftirqd/1121750irq/30-eth0_g0_23:12:491
121440ksoftirqd/1121650irq/29-eth0_g0_20:20:111
121750430irq/30-eth0_g0_470-21kworker/1:123:39:381
121750430irq/30-eth0_g0_470-21kworker/1:121:24:581
121750430irq/30-eth0_g0_470-21kworker/1:121:24:581
121750430irq/30-eth0_g0_121ksoftirqd/123:49:071
121650430irq/29-eth0_g0_131kworker/0:121:40:240
121650430irq/29-eth0_g0_0-21swapper/022:35:190
121650430irq/29-eth0_g0_0-21swapper/022:35:190
121430ksoftirqd/1121650irq/29-eth0_g0_23:59:590
1511499422cyclictest21893-21wc19:35:181
121750420irq/30-eth0_g0_470-21kworker/1:123:33:551
121750420irq/30-eth0_g0_470-21kworker/1:121:57:041
121750420irq/30-eth0_g0_0-21swapper/123:25:551
121650420irq/29-eth0_g0_31340-21runrttasks22:26:421
121650420irq/29-eth0_g0_31ksoftirqd/022:13:300
121650420irq/29-eth0_g0_31ksoftirqd/021:45:120
121650420irq/29-eth0_g0_26278-21grep22:05:190
121420ksoftirqd/1121750irq/30-eth0_g0_22:51:190
121420ksoftirqd/1121750irq/30-eth0_g0_20:35:151
121420ksoftirqd/1121650irq/29-eth0_g0_21:28:431
1511499412cyclictest6689-21sed20:45:201
121750410irq/30-eth0_g0_470-21kworker/1:100:10:501
121750410irq/30-eth0_g0_0-21swapper/122:36:511
121750410irq/30-eth0_g0_0-21swapper/122:36:511
121650410irq/29-eth0_g0_31ksoftirqd/023:17:240
121650410irq/29-eth0_g0_31ksoftirqd/023:00:550
121650410irq/29-eth0_g0_31ksoftirqd/000:25:080
121650410irq/29-eth0_g0_13-21kworker/0:122:15:120
121650410irq/29-eth0_g0_13-21kworker/0:121:51:070
121650410irq/29-eth0_g0_121ksoftirqd/121:30:121
121650410irq/29-eth0_g0_0-21swapper/019:20:130
121410ksoftirqd/1121650irq/29-eth0_g0_22:47:211
121410ksoftirqd/1121650irq/29-eth0_g0_21:47:521
121750400irq/30-eth0_g0_470-21kworker/1:123:41:041
121750400irq/30-eth0_g0_470-21kworker/1:122:41:101
121750400irq/30-eth0_g0_31ksoftirqd/021:05:120
121750400irq/30-eth0_g0_121ksoftirqd/100:37:411
121750400irq/30-eth0_g0_0-21swapper/122:19:011
121650400irq/29-eth0_g0_24218-21proc_pri19:45:160
121650400irq/29-eth0_g0_13-21kworker/0:122:58:550
121650400irq/29-eth0_g0_13-21kworker/0:121:24:080
121650400irq/29-eth0_g0_13-21kworker/0:121:24:080
121650400irq/29-eth0_g0_13-21kworker/0:100:32:110
121650400irq/29-eth0_g0_13-21kworker/0:100:24:200
121650400irq/29-eth0_g0_121ksoftirqd/123:37:410
121400ksoftirqd/1121750irq/30-eth0_g0_22:45:270
121400ksoftirqd/1121750irq/30-eth0_g0_21:17:420
121400ksoftirqd/1121650irq/29-eth0_g0_20:04:331
121750390irq/30-eth0_g0_470-21kworker/1:122:56:141
121650390irq/29-eth0_g0_31ksoftirqd/021:55:150
121650390irq/29-eth0_g0_14513-21sendmail_mailst19:05:150
121650390irq/29-eth0_g0_13-21kworker/0:123:24:090
121650390irq/29-eth0_g0_13-21kworker/0:123:05:220
121650390irq/29-eth0_g0_13-21kworker/0:122:26:550
121650390irq/29-eth0_g0_13-21kworker/0:122:20:140
121650390irq/29-eth0_g0_13-21kworker/0:121:30:500
121650390irq/29-eth0_g0_0-21swapper/020:50:080
121390ksoftirqd/1121750irq/30-eth0_g0_23:55:130
121390ksoftirqd/1121750irq/30-eth0_g0_23:27:130
121390ksoftirqd/1121750irq/30-eth0_g0_23:12:300
121390ksoftirqd/1121750irq/30-eth0_g0_23:00:181
121390ksoftirqd/1121750irq/30-eth0_g0_22:33:090
121390ksoftirqd/1121750irq/30-eth0_g0_21:25:520
121390ksoftirqd/1121750irq/30-eth0_g0_20:37:420
121390ksoftirqd/1121750irq/30-eth0_g0_20:06:100
121390ksoftirqd/1121750irq/30-eth0_g0_20:01:320
121390ksoftirqd/1121750irq/30-eth0_g0_19:26:160
121390ksoftirqd/1121750irq/30-eth0_g0_19:13:030
121390ksoftirqd/1121750irq/30-eth0_g0_00:35:250
121390ksoftirqd/1121750irq/30-eth0_g0_00:17:470
121390ksoftirqd/1121650irq/29-eth0_g0_22:08:311
121390ksoftirqd/1121650irq/29-eth0_g0_20:52:501
121390ksoftirqd/1121650irq/29-eth0_g0_19:25:181
121390ksoftirqd/1121650irq/29-eth0_g0_19:19:051
121750380irq/30-eth0_g0_470-21kworker/1:121:18:211
121750380irq/30-eth0_g0_0-21swapper/122:04:551
121650380irq/29-eth0_g0_30336-21ps20:10:150
121650380irq/29-eth0_g0_23178-21unixbench_multi19:40:170
121650380irq/29-eth0_g0_1988-21runrttasks20:43:260
121650380irq/29-eth0_g0_14808-21runrttasks19:06:341
121380ksoftirqd/1121750irq/30-eth0_g0_23:32:430
121380ksoftirqd/1121650irq/29-eth0_g0_19:58:261
249822370sleep1121750irq/30-eth0_g0_00:15:061
1511499372cyclictest9179-21vmstat20:55:191
1511499372cyclictest1988-21runrttasks19:10:181
1511499372cyclictest0-21swapper/119:41:281
1511499371cyclictest29280-21grep20:05:181
1511499371cyclictest1971-21syslogd20:14:571
121750370irq/30-eth0_g0_121ksoftirqd/100:21:171
121650370irq/29-eth0_g0_3491-21taskset20:34:580
121650370irq/29-eth0_g0_13-21kworker/0:100:10:440
1511499361cyclictest12130-21chrt21:10:071
1511499361cyclictest0-21swapper/119:22:051
121650360irq/29-eth0_g0_31717-21unixbench_multi20:15:190
121650360irq/29-eth0_g0_1988-21runrttasks20:49:560
121360ksoftirqd/1121750irq/30-eth0_g0_19:33:160
1511499351cyclictest31096-21/usr/sbin/munin20:15:141
1511499351cyclictest20485-21ntp_offset19:30:131
1511499351cyclictest1264-21/usr/sbin/munin20:25:091
1511499351cyclictest12038-21diskmemload21:09:571
121750350irq/30-eth0_g0_2346-21/usr/sbin/munin20:30:111
121750350irq/30-eth0_g0_1988-21runrttasks21:01:331
121650350irq/29-eth0_g0_8531-21df_abs20:55:080
121650350irq/29-eth0_g0_26859-21unixbench_multi19:55:180
121650350irq/29-eth0_g0_21866-21sendmail_mailtr19:35:170
1511499341cyclictest5247-21ps20:40:151
121650340irq/29-eth0_g0_17100-21grep19:15:190
121650340irq/29-eth0_g0_1155-21taskset20:25:080
121650340irq/29-eth0_g0_0-21swapper/021:03:190
121650330irq/29-eth0_g0_864-21runrttasks20:23:300
121650330irq/29-eth0_g0_25417-21open_inodes19:50:160
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional