You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-08-09 - 08:23

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 #b, 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
  Phytec
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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rackbslot5s.osadl.org (updated Sun Aug 09, 2026 00:44:46)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1803792995647,5cyclictest1881940-21munin-plugin-st22:55:001
1803799995145,4cyclictest1869602-21kworker/u8:3+events_unbound22:22:383
1803788995139,8cyclictest1829673-21grep20:20:260
1803792994939,6cyclictest1907732-21grep00:05:281
1803792994937,9cyclictest1894095-21idleruntime-cro23:30:011
1803792994738,5cyclictest1833538-21munin-plugin-st20:35:011
1803799994616,4cyclictest0-21swapper/322:45:013
1803795994638,5cyclictest1814546-21munin-run19:40:002
1803799994538,4cyclictest1899634-21idleruntime-cro23:45:003
1803792994535,6cyclictest438-21cron23:00:001
1803792994334,6cyclictest1904742-21munin-plugin-st00:00:001
1803792994325,6cyclictest131rcu_preempt19:45:141
1803799994228,10cyclictest391ktimers/320:55:133
1803792994223,14cyclictest0-21swapper/119:20:011
1803788994236,4cyclictest1850610-21idleruntime-cro21:25:000
1803788994236,4cyclictest1850610-21idleruntime-cro21:25:000
1803799994116,3cyclictest0-21swapper/319:25:263
1803792994128,9cyclictest231ktimers/122:30:111
1803788994129,9cyclictest438-21cron23:30:010
1803799994028,9cyclictest1855245-21grep21:35:273
1803792994027,9cyclictest1878116-21grep22:40:261
1803788994033,4cyclictest1814561-21sendmail19:40:000
1803792993932,4cyclictest1817663-21kworker/u8:2+events_unbound19:52:091
1803792993931,5cyclictest1895778-21cron23:35:011
1803792993927,8cyclictest1876337-21grep22:35:261
1803788993930,5cyclictest1912810-21grep00:20:250
1803799993830,4cyclictest0-21swapper/319:50:003
1803788993825,8cyclictest1841619-21grep20:55:260
1803795993729,5cyclictest1848889-21cut21:19:592
1803788993727,6cyclictest1897248-21grep23:35:260
1803788993727,6cyclictest0-21swapper/022:30:250
1803799993628,5cyclictest0-21swapper/300:30:003
1803788993626,6cyclictest0-21swapper/022:15:010
1803799993524,7cyclictest0-21swapper/321:20:273
1803799993524,7cyclictest0-21swapper/321:20:273
1803795993525,7cyclictest1890476-21sendmail23:20:002
1803795993525,5cyclictest1895375-21head23:30:272
1803795993524,7cyclictest0-21swapper/222:05:242
1803792993527,4cyclictest0-21swapper/122:20:001
1803792993526,5cyclictest0-21swapper/119:30:151
1803792993522,9cyclictest0-21swapper/122:15:001
1803788993526,6cyclictest1892168-21sh23:25:000
1803788993517,15cyclictest11-21ksoftirqd/020:35:110
1803799993428,3cyclictest1892341-21apt-key23:25:013
1803799993427,4cyclictest0-21swapper/319:45:003
1803799993424,6cyclictest0-21swapper/323:40:013
1803799993424,6cyclictest0-21swapper/321:25:203
1803799993424,6cyclictest0-21swapper/321:25:203
180379299349,8cyclictest131rcu_preempt21:30:121
1803792993423,7cyclictest1864266-21grep22:00:261
1803792993423,7cyclictest0-21swapper/122:20:271
1803788993427,3cyclictest0-21swapper/023:15:250
1803788993426,4cyclictest0-21swapper/021:20:000
1803799993325,4cyclictest0-21swapper/321:55:013
1803799993320,8cyclictest1895366-21grep23:30:273
1803795993326,3cyclictest0-21swapper/220:30:272
1803795993323,6cyclictest0-21swapper/222:30:252
1803792993325,5cyclictest1831545-21kworker/u8:1+events_unbound20:27:181
1803788993326,3cyclictest0-21swapper/000:00:010
1803788993325,4cyclictest0-21swapper/023:35:010
1803795993225,4cyclictest0-21swapper/223:05:272
1803795993224,5cyclictest1884095-21fschecks_time23:00:172
1803795993224,4cyclictest0-21swapper/219:20:262
180379299325,5cyclictest131rcu_preempt20:00:151
1803792993225,4cyclictest0-21swapper/100:37:501
1803792993224,4cyclictest0-21swapper/120:12:131
1803792993223,5cyclictest0-21swapper/121:10:001
1803792993220,8cyclictest0-21swapper/120:35:261
1803788993226,4cyclictest1805109-21kworker/u8:0+events_unbound19:27:060
1803788993225,3cyclictest1821368-21kthreadd20:00:000
1803788993223,5cyclictest1862946-21auditctl22:00:010
1803788993218,10cyclictest204-21dbus-daemon00:17:540
1803795993121,8cyclictest311ktimers/219:50:142
1803795993120,8cyclictest1904739-21sh00:00:012
1803792993123,4cyclictest0-21swapper/120:55:151
1803792993117,12cyclictest231ktimers/123:10:131
1803788993124,4cyclictest13550irq/42-30be0000.ethernet21:40:000
1803788993119,7cyclictest0-21swapper/020:50:260
1803799993023,4cyclictest0-21swapper/319:20:013
1803799993022,4cyclictest1838183-21grep20:45:263
1803799993019,6cyclictest0-21swapper/322:05:243
1803795993022,4cyclictest0-21swapper/221:00:262
1803795993020,6cyclictest0-21swapper/221:10:262
1803795993020,6cyclictest0-21swapper/200:22:542
1803795993018,9cyclictest1838437-21kworker/u8:1+events_unbound21:05:122
180379299303,4cyclictest131rcu_preempt00:00:141
1803788993023,3cyclictest0-21swapper/020:45:270
1803788993019,7cyclictest1869998-21run-parts22:20:000
1803795992921,4cyclictest1911557-21sh00:20:002
1803795992921,4cyclictest0-21swapper/223:12:442
1803795992920,6cyclictest0-21swapper/221:30:002
1803795992920,6cyclictest0-21swapper/221:30:002
180379299292,4cyclictest131rcu_preempt22:45:131
1803792992922,4cyclictest0-21swapper/120:05:171
1803792992921,5cyclictest1885359-21munin-plugin-st23:04:591
1803792992918,7cyclictest0-21swapper/121:50:231
1803792992918,5cyclictest0-21swapper/120:47:191
1803792992915,11cyclictest1862959-21run-parts22:00:011
1803788992924,3cyclictest1817997-21latency_hist19:50:010
1803788992922,4cyclictest1809442-21cron19:25:010
1803788992919,7cyclictest0-21swapper/020:20:010
1803788992919,6cyclictest0-21swapper/020:05:260
1803795992820,5cyclictest1860834-21unixbench_singl21:50:232
1803795992819,6cyclictest1909846-21sh00:15:002
1803792992822,4cyclictest1822961-21kworker/u8:0+events_unbound20:17:161
1803792992820,5cyclictest1821375-21cut20:00:001
1803792992819,5cyclictest0-21swapper/120:25:011
1803788992821,4cyclictest0-21swapper/019:30:240
1803799992720,4cyclictest0-21swapper/319:20:163
1803799992719,6cyclictest1828074-21kworker/u8:1+events_unbound20:19:243
1803799992719,5cyclictest1821381-21sendmail20:00:003
1803799992719,4cyclictest0-21swapper/322:19:593
1803799992719,4cyclictest0-21swapper/322:02:353
1803799992718,4cyclictest0-21swapper/322:47:413
1803795992720,4cyclictest53-21kcompactd023:25:242
1803795992719,4cyclictest0-21swapper/223:40:002
1803795992718,6cyclictest0-21swapper/200:35:252
1803792992720,5cyclictest1812785-21kworker/u8:3+events_unbound19:37:501
1803792992717,6cyclictest0-21swapper/123:15:161
1803788992721,4cyclictest1895621-21kworker/u8:1+events_unbound00:07:540
1803788992721,4cyclictest121ktimers/019:10:240
1803788992721,4cyclictest11-21ksoftirqd/023:05:130
1803788992720,4cyclictest0-21swapper/021:30:260
1803788992719,5cyclictest1805109-21kworker/u8:0+events_unbound19:17:030
1803788992719,4cyclictest0-21swapper/020:00:280
1803788992717,6cyclictest0-21swapper/021:10:260
1803799992620,4cyclictest1883878-21/usr/sbin/munin23:00:263
1803799992619,3cyclictest0-21swapper/323:45:273
1803799992618,6cyclictest1843769-21auditctl21:05:003
1803799992617,6cyclictest1872155-21fschecks_time22:25:183
1803795992620,3cyclictest0-21swapper/200:05:012
1803795992617,6cyclictest0-21swapper/220:20:262
1803795992617,5cyclictest0-21swapper/221:50:002
1803795992617,5cyclictest0-21swapper/221:50:002
1803792992620,4cyclictest1911412-21kworker/u8:1+events_unbound00:22:551
1803792992620,3cyclictest0-21swapper/121:50:001
1803792992620,3cyclictest0-21swapper/121:50:001
1803792992619,5cyclictest1886030-21meminfo23:05:211
1803792992619,4cyclictest1909376-21unixbench_multi00:10:261
1803792992619,4cyclictest0-21swapper/123:25:001
1803792992617,6cyclictest1842513-21fschecks_time21:00:171
1803792992613,9cyclictest1897696-21apt-get23:40:001
180379299260,6cyclictest131rcu_preempt21:10:121
1803788992621,2cyclictest0-21swapper/021:45:130
1803788992621,2cyclictest0-21swapper/021:45:130
1803788992620,3cyclictest13550irq/42-30be0000.ethernet19:50:150
180378899260,7cyclictest1826486-21apt-get20:15:010
1803799992519,3cyclictest0-21swapper/321:15:273
1803799992517,4cyclictest1894088-21idleruntime-cro23:30:013
1803799992517,4cyclictest0-21swapper/320:30:273
1803799992516,7cyclictest1868189-21apt-config22:15:013
1803799992515,8cyclictest1835452-21sed20:40:023
1803795992519,3cyclictest0-21swapper/219:15:262
1803795992517,3cyclictest0-21swapper/219:45:242
1803795992516,6cyclictest0-21swapper/200:35:002
1803795992515,7cyclictest1868652-21grep22:15:162
1803795992514,7cyclictest1-21systemd19:12:022
1803795992513,8cyclictest1-21systemd22:27:382
180379299258,9cyclictest24-21ksoftirqd/100:15:241
180379299252,4cyclictest131rcu_preempt19:20:251
180379299251,8cyclictest1850754-21cat21:25:011
180379299251,8cyclictest1850754-21cat21:25:011
1803792992518,5cyclictest1895621-21kworker/u8:1+events_unbound23:45:251
1803792992518,4cyclictest1848470-21unixbench_singl21:15:271
1803792992517,4cyclictest0-21swapper/122:05:141
1803792992512,9cyclictest231ktimers/121:25:131
1803792992512,9cyclictest231ktimers/121:25:131
1803788992519,3cyclictest0-21swapper/000:40:000
1803788992517,4cyclictest1851893-21head21:25:270
1803788992517,4cyclictest1851893-21head21:25:270
1803788992516,6cyclictest1871226-21unixbench_multi22:20:270
1803788992516,6cyclictest1815825-21grep19:40:260
1803788992514,8cyclictest1914051-21ntpq00:25:210
180378899251,20cyclictest0-21swapper/000:13:590
1803799992418,3cyclictest0-21swapper/321:45:153
1803799992418,3cyclictest0-21swapper/321:45:153
1803799992417,3cyclictest0-21swapper/320:50:263
1803799992416,5cyclictest0-21swapper/319:10:283
1803799992414,7cyclictest391ktimers/323:55:133
1803799992414,6cyclictest0-21swapper/300:15:003
1803795992418,4cyclictest311ktimers/222:35:342
1803795992416,5cyclictest0-21swapper/221:30:162
1803795992416,4cyclictest0-21swapper/220:45:272
1803795992414,7cyclictest1878103-21grep22:40:262
1803795992414,6cyclictest0-21swapper/200:25:272
1803792992418,4cyclictest1913493-21kworker/u8:2+events_unbound00:30:001
1803792992417,5cyclictest1850573-21kworker/u8:0+events_unbound21:35:251
1803792992417,4cyclictest1873250-21kworker/u8:2+events_unbound22:30:011
1803792992417,4cyclictest1838437-21kworker/u8:1+events_unbound20:51:421
1803792992414,7cyclictest1810694-21grep19:25:281
1803788992417,4cyclictest0-21swapper/020:40:250
1803788992417,3cyclictest0-21swapper/023:11:310
1803788992416,5cyclictest1870145-1kworker/0:0H+mmc_complete22:40:010
1803788992415,5cyclictest0-21swapper/022:42:130
180378899241,21cyclictest1880460-21apt-get22:50:110
180378899241,19cyclictest0-21swapper/023:43:020
180378899241,19cyclictest0-21swapper/023:04:290
180378899241,19cyclictest0-21swapper/022:04:350
180378899240,20cyclictest0-21swapper/021:52:200
1803799992317,4cyclictest1911973-21fschecks_count00:20:163
1803799992317,3cyclictest0-21swapper/319:30:243
1803799992316,4cyclictest0-21swapper/300:37:503
1803799992315,5cyclictest0-21swapper/322:55:003
1803799992315,4cyclictest0-21swapper/321:55:243
1803799992313,7cyclictest0-21swapper/321:45:013
1803799992312,8cyclictest391ktimers/300:30:133
1803799992312,8cyclictest1844351-21cut21:05:183
1803799992312,7cyclictest0-21swapper/320:30:013
1803795992317,3cyclictest0-21swapper/220:55:252
1803795992317,3cyclictest0-21swapper/220:50:182
1803795992317,3cyclictest0-21swapper/220:40:012
1803795992317,3cyclictest0-21swapper/200:05:192
1803795992316,3cyclictest0-21swapper/223:24:592
1803795992312,7cyclictest0-21swapper/221:40:262
1803792992317,3cyclictest0-21swapper/123:40:221
1803792992315,5cyclictest0-21swapper/120:40:251
1803792992312,7cyclictest0-21swapper/119:40:261
1803788992317,2cyclictest0-21swapper/021:03:030
1803788992316,4cyclictest1865083-21fschecks_time22:05:150
1803788992316,4cyclictest1831394-21grep20:25:260
1803788992316,3cyclictest0-21swapper/022:57:250
1803788992315,6cyclictest121ktimers/021:40:130
1803788992314,7cyclictest1899268-21kworker/u8:0+events_unbound23:52:500
1803788992314,5cyclictest0-21swapper/020:31:440
180378899231,20cyclictest0-21swapper/023:45:340
180378899231,19cyclictest0-21swapper/000:34:470
180378899231,18cyclictest0-21swapper/022:47:080
180378899230,19cyclictest0-21swapper/000:02:350
1803799992216,3cyclictest1826741-21latency_hist20:15:013
1803799992216,3cyclictest0-21swapper/319:40:003
1803799992216,3cyclictest0-21swapper/300:15:263
1803799992215,4cyclictest645-21runrttasks21:30:133
1803799992214,4cyclictest1890452-21sh23:20:003
1803795992216,3cyclictest0-21swapper/223:45:222
1803795992216,3cyclictest0-21swapper/222:00:202
1803795992216,3cyclictest0-21swapper/220:40:162
1803795992216,3cyclictest0-21swapper/219:40:192
1803795992216,3cyclictest0-21swapper/219:30:132
1803795992214,5cyclictest0-21swapper/221:40:002
1803795992213,5cyclictest0-21swapper/222:55:252
1803788992214,5cyclictest1872479-21ntpq22:25:230
180378899220,18cyclictest0-21swapper/021:06:350
1803799992115,3cyclictest0-21swapper/320:05:253
1803799992113,5cyclictest0-21swapper/322:35:193
1803799992111,7cyclictest0-21swapper/320:25:013
1803799992111,5cyclictest0-21swapper/321:10:243
1803799992110,8cyclictest1887823-21ntp_kernel_pll_23:10:213
180379999210,19cyclictest391ktimers/322:31:323
1803795992114,4cyclictest645-21runrttasks20:15:192
1803795992114,4cyclictest1862966-21sendmail22:00:002
1803795992114,4cyclictest0-21swapper/223:50:232
1803795992114,4cyclictest0-21swapper/220:25:262
1803795992114,4cyclictest0-21swapper/219:55:272
180379299212,13cyclictest1805406-21cron19:15:001
1803799992013,5cyclictest391ktimers/322:55:193
1803799992013,4cyclictest1823078-21cron20:05:003
1803799992012,4cyclictest0-21swapper/300:00:173
1803795992014,3cyclictest0-21swapper/220:05:212
1803795992013,5cyclictest311ktimers/222:45:212
1803795992013,4cyclictest311ktimers/220:03:272
1803795992013,4cyclictest1871290-21head22:20:272
1803795992011,6cyclictest0-21swapper/222:50:262
1803795992010,7cyclictest1826594-21cut20:15:012
1803792992015,3cyclictest1856096-21apt-config21:40:011
1803792992013,5cyclictest231ktimers/100:30:131
1803799991912,5cyclictest391ktimers/323:05:163
1803799991912,4cyclictest391ktimers/319:50:213
1803799991912,4cyclictest1835614-21fschecks_count20:40:163
180379999191,14cyclictest1908255-21wc00:10:013
1803795991913,3cyclictest645-21runrttasks23:40:212
1803795991912,5cyclictest311ktimers/222:10:152
1803795991912,5cyclictest311ktimers/219:25:252
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional