You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-04-01 - 06:29

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 Wed Apr 01, 2026 00:43:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1610521010sleep0121650irq/29-eth0_g0_22:50:250
23862670sleep1121750irq/30-eth0_g0_00:10:001
38052560sleep1121750irq/30-eth0_g0_00:15:301
3632510sleep0121650irq/29-eth0_g0_23:59:590
26232994935cyclictest19908-21missed_timers20:55:001
26232994935cyclictest19908-21missed_timers20:55:001
26232994934cyclictest4953-21grep22:05:061
26232994835cyclictest308-21netstat19:35:001
219432480sleep0121650irq/29-eth0_g0_21:04:430
26232994734cyclictest3069-21sort19:45:041
26232994732cyclictest7171-21proc_pri00:30:021
51702460sleep1121650irq/29-eth0_g0_00:22:071
26232994633cyclictest23171-21diskmemload23:09:501
121750460irq/30-eth0_g0_1219-21kworker/1:223:05:071
121750460irq/30-eth0_g0_1219-21kworker/1:223:05:071
26232994533cyclictest10499-21unixbench_singl20:15:051
121750450irq/30-eth0_g0_1219-21kworker/1:223:51:501
121750450irq/30-eth0_g0_1219-21kworker/1:223:51:501
121650450irq/29-eth0_g0_3469-21awk21:59:590
322232440sleep0121650irq/29-eth0_g0_23:57:380
162032440sleep1121750irq/30-eth0_g0_22:51:331
121750440irq/30-eth0_g0_1219-21kworker/1:223:48:581
121650440irq/29-eth0_g0_1875-21runrttasks23:33:040
121650440irq/29-eth0_g0_1875-21runrttasks22:43:480
121440ksoftirqd/1121750irq/30-eth0_g0_19:40:051
121750430irq/30-eth0_g0_1219-21kworker/1:221:29:551
26232994230cyclictest0-21swapper/123:14:591
121750420irq/30-eth0_g0_175512sleep122:57:591
121750420irq/30-eth0_g0_1219-21kworker/1:221:54:331
121750420irq/30-eth0_g0_121ksoftirqd/119:55:051
121650420irq/29-eth0_g0_1875-21runrttasks23:21:560
121650420irq/29-eth0_g0_121ksoftirqd/121:34:571
26232994135cyclictest12269-21timerandwakeup22:35:041
26232994128cyclictest23501-21/usr/sbin/munin21:09:591
121750410irq/30-eth0_g0_151992sleep122:49:081
121750410irq/30-eth0_g0_1219-21kworker/1:223:22:351
121750410irq/30-eth0_g0_121ksoftirqd/122:20:451
121750410irq/30-eth0_g0_121ksoftirqd/100:04:441
121650410irq/29-eth0_g0_6988-21chrt00:29:580
121650410irq/29-eth0_g0_28463-21memory21:29:590
121650410irq/29-eth0_g0_20140-21sendmail_mailst20:55:040
121650410irq/29-eth0_g0_20140-21sendmail_mailst20:55:040
121650410irq/29-eth0_g0_13-21kworker/0:123:45:040
121650410irq/29-eth0_g0_13-21kworker/0:123:41:220
121650410irq/29-eth0_g0_13-21kworker/0:123:08:080
121650410irq/29-eth0_g0_13-21kworker/0:123:08:080
121650410irq/29-eth0_g0_13-21kworker/0:122:36:240
121650410irq/29-eth0_g0_11698-21grep20:20:060
121410ksoftirqd/1121650irq/29-eth0_g0_21:15:051
26232994034cyclictest2003-21snmpd23:40:011
26232994025cyclictest9232-21tail20:10:051
121750400irq/30-eth0_g0_6242-21grep22:10:061
121750400irq/30-eth0_g0_121ksoftirqd/123:25:551
121750400irq/30-eth0_g0_0-21swapper/123:30:001
121650400irq/29-eth0_g0_9852-21sed22:25:060
121650400irq/29-eth0_g0_25320-21/usr/sbin/munin19:04:570
121650400irq/29-eth0_g0_13-21kworker/0:121:44:050
121400ksoftirqd/1121750irq/30-eth0_g0_00:25:011
76232390sleep1121750irq/30-eth0_g0_22:16:241
121750390irq/30-eth0_g0_1219-21kworker/1:221:22:351
121750390irq/30-eth0_g0_121ksoftirqd/100:06:011
121750390irq/30-eth0_g0_0-21swapper/122:59:551
121650390irq/29-eth0_g0_3104-21grep19:45:040
121650390irq/29-eth0_g0_30553-21awk19:25:040
121650390irq/29-eth0_g0_27137-21/usr/sbin/munin21:24:570
121650390irq/29-eth0_g0_23591-21missed_timers21:10:000
121650390irq/29-eth0_g0_13-21kworker/0:123:54:210
121650390irq/29-eth0_g0_13-21kworker/0:123:54:210
121650390irq/29-eth0_g0_13-21kworker/0:122:14:360
121650390irq/29-eth0_g0_13-21kworker/0:121:18:280
121650390irq/29-eth0_g0_13-21kworker/0:100:29:210
121650390irq/29-eth0_g0_13-21kworker/0:100:12:090
121650390irq/29-eth0_g0_13-21kworker/0:100:08:370
121650390irq/29-eth0_g0_121ksoftirqd/121:00:041
121650390irq/29-eth0_g0_0-21swapper/021:45:090
26232993833cyclictest27520-21/usr/sbin/munin21:25:041
26232993833cyclictest27004-21grep19:10:071
26232993832cyclictest30673-21taskset21:39:531
26232993832cyclictest12829-21grep20:25:061
121750380irq/30-eth0_g0_10847-21ntp_states22:30:001
121650380irq/29-eth0_g0_31ksoftirqd/021:23:480
121650380irq/29-eth0_g0_31ksoftirqd/019:10:030
121650380irq/29-eth0_g0_29975-21chrt21:35:040
121650380irq/29-eth0_g0_22668-21unixbench_multi21:05:030
121650380irq/29-eth0_g0_1875-21runrttasks21:56:040
121650380irq/29-eth0_g0_18530-21vmstat23:00:070
121650380irq/29-eth0_g0_13-21kworker/0:123:14:510
121650380irq/29-eth0_g0_13-21kworker/0:122:31:380
121650380irq/29-eth0_g0_13-21kworker/0:122:19:390
121650380irq/29-eth0_g0_121ksoftirqd/123:34:541
26232993732cyclictest8034-21unixbench_singl20:05:061
26232993732cyclictest3762-21tail22:00:051
26232993732cyclictest30065-21df19:24:561
26232993732cyclictest17395-21latency20:44:581
121750370irq/30-eth0_g0_2426-21mailstats21:55:051
121750370irq/30-eth0_g0_22583-21sendmail_mailtr21:05:021
121750370irq/30-eth0_g0_1875-21runrttasks19:09:011
121750370irq/30-eth0_g0_1219-21kworker/1:223:56:091
121750370irq/30-eth0_g0_1219-21kworker/1:222:28:451
121750370irq/30-eth0_g0_121ksoftirqd/121:48:421
121650370irq/29-eth0_g0_8455-21chrt22:20:020
121650370irq/29-eth0_g0_4490-21entropy22:04:570
121650370irq/29-eth0_g0_3608-21swap00:15:050
121650370irq/29-eth0_g0_31849-21unixbench_multi19:30:050
121650370irq/29-eth0_g0_29347-21swap19:20:070
121650370irq/29-eth0_g0_2380-21latency_hist19:44:440
121650370irq/29-eth0_g0_20307-21df23:09:550
121650370irq/29-eth0_g0_1875-21runrttasks20:31:340
121650370irq/29-eth0_g0_1875-21runrttasks00:20:500
121650370irq/29-eth0_g0_13-21kworker/0:123:28:090
121650370irq/29-eth0_g0_13-21kworker/0:100:38:100
121650370irq/29-eth0_g0_121ksoftirqd/119:20:081
121650370irq/29-eth0_g0_10270-21proc_pri20:15:020
121650370irq/29-eth0_g0_0-21swapper/019:59:580
26232993631cyclictest31578-21netstat19:30:001
26232993631cyclictest14149-21grep20:30:041
26232993630cyclictest18756-21ntp_offset20:50:021
121750360irq/30-eth0_g0_1219-21kworker/1:222:42:081
121750360irq/30-eth0_g0_1219-21kworker/1:200:34:591
121650360irq/29-eth0_g0_8742-21df_inode20:09:560
121650360irq/29-eth0_g0_4726-21runrttasks19:53:400
121650360irq/29-eth0_g0_18992-21grep20:50:060
121650360irq/29-eth0_g0_17828-21unixbench_singl20:45:060
121650360irq/29-eth0_g0_1664-21chrt21:53:320
121650360irq/29-eth0_g0_14752-21df20:34:540
121650360irq/29-eth0_g0_14641-21processes22:45:030
121650360irq/29-eth0_g0_13-21kworker/0:123:39:010
121650360irq/29-eth0_g0_0-21swapper/022:54:560
26232993530cyclictest15377-21unixbench_singl20:35:041
26232993529cyclictest6809-21unixbench_singl20:00:041
121650350irq/29-eth0_g0_7577-21if_eth020:04:580
121650350irq/29-eth0_g0_28233-21unixbench_singl19:15:060
121650350irq/29-eth0_g0_27617-21df19:14:561
121650350irq/29-eth0_g0_1875-21runrttasks20:27:020
121650350irq/29-eth0_g0_16570-21unixbench_multi20:40:040
121650350irq/29-eth0_g0_0-21swapper/019:55:070
121650350irq/29-eth0_g0_0-21swapper/019:35:000
121750340irq/30-eth0_g0_4212-21zcat19:50:031
2623299332cyclictest11271-21latency20:19:581
121750330irq/30-eth0_g0_16295-21awk20:39:591
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional