You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-07-28 - 07:06

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 #5, slot #4

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
  Intel
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: ondemand
Compare latency of primary with shadow system
Characteristics of the 792 highest latencies:
System rack5slot4s.osadl.org (updated Tue Jul 28, 2026 00:44:14)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
206110721590,6sleep30-21swapper/322:13:103
20015662990,6sleep30-21swapper/321:15:013
1875401996252,8cyclictest278-21systemd-journal22:33:091
1875397996253,6cyclictest2026474-21latency_hist21:40:010
21879972610,2chrt481ktimers/300:22:573
1875397995243,6cyclictest2091447-21latency_hist22:45:010
1875401994638,6cyclictest2076364-21apt-get22:30:011
1875401994637,6cyclictest2011392-21latency_hist21:25:011
1875401994439,4cyclictest1860565-21kworker/u8:2+flush-8:019:53:071
1875401994433,9cyclictest2040551-21ntpq21:53:001
1875401994237,4cyclictest1967092-21kworker/u8:1+events_unbound22:40:001
1875397994234,6cyclictest2155750-21latency_hist23:50:010
1875397994134,5cyclictest1967092-21kworker/u8:1+flush-8:020:47:540
22046372400,7sleep30-21swapper/300:38:023
1875401994035,4cyclictest1907380-21kworker/u8:3+flush-8:020:33:091
1875397993933,4cyclictest2141372-21apt-get23:37:510
1875397993930,6cyclictest2185413-21latency_hist00:20:010
1875397993832,4cyclictest2096210-21kworker/u8:3+events_unbound22:52:550
1875397993829,7cyclictest2164868-21ntpq23:58:030
19006682370,4sleep0201rcuc/019:32:590
1875401993732,4cyclictest1875276-21kworker/u8:1+flush-8:019:17:561
1875401993631,3cyclictest2175558-21kworker/u8:3+events_unbound00:27:571
1875401993626,8cyclictest1937006-21latency_hist20:10:001
1875397993628,6cyclictest278-21systemd-journal23:35:010
1875397993626,8cyclictest2126790-21diskstats23:22:540
1875401993530,3cyclictest2098994-21kthreadcore22:53:001
1875401993529,4cyclictest1967092-21kworker/u8:1+flush-8:023:12:581
1875401993526,7cyclictest1972285-21/usr/sbin/munin20:48:071
1875401993526,6cyclictest1927122-21latency_hist20:00:021
1875397993525,8cyclictest2065523-21ntpq22:18:020
1875403993428,4cyclictest1967092-21kworker/u8:1+flush-8:020:48:062
1875401993429,4cyclictest2006666-21kworker/u8:3+flush-8:021:43:061
1875401993427,5cyclictest1907380-21kworker/u8:3+flush-8:020:38:081
1875401993426,6cyclictest2056090-21apt-get22:10:001
1875403993328,3cyclictest2136495-21aten2_r5power_e23:32:542
1875403993328,3cyclictest2115893-21unixbench_multi23:08:102
1875401993328,4cyclictest1967092-21kworker/u8:1+events_unbound22:22:551
1875401993328,3cyclictest2116153-21kworker/u8:0+events_unbound23:22:571
1875401993328,3cyclictest1992660-21irqcore21:08:001
1875401993327,4cyclictest1976772-21kworker/u8:0+flush-8:021:38:081
1875401993325,6cyclictest1932075-21latency_hist20:05:001
1875401993323,8cyclictest278-21systemd-journal19:40:001
187540199330,30cyclictest2126098-21munin-run23:20:011
1875397993327,5cyclictest1976772-21kworker/u8:0+events_unbound22:05:000
1875397993327,5cyclictest1976772-21kworker/u8:0+events_unbound22:05:000
1875397993327,4cyclictest1838725-21kworker/u8:4+flush-8:019:15:000
1875397993326,5cyclictest2106002-21grep22:58:090
1875397993324,7cyclictest2191147-21uniq00:27:560
18707622334,9sleep20-21swapper/219:07:192
1875403993223,7cyclictest278-21systemd-journal23:55:002
1875401993228,3cyclictest1942130-21latency_hist20:15:011
1875401993228,3cyclictest1942130-21latency_hist20:15:001
1875401993228,3cyclictest1882407-21kworker/u8:0+flush-8:019:33:071
1875401993227,3cyclictest2154970-21needreboot23:48:021
1875401993226,4cyclictest2175558-21kworker/u8:3+events_unbound00:23:061
1875401993225,5cyclictest2110963-21grep23:03:121
1875401993225,5cyclictest2110963-21grep23:03:111
1875397993228,2cyclictest769-21mta-sts-daemon19:40:030
1875397993224,5cyclictest1991603-21latency_hist21:05:010
1875397993224,5cyclictest1991603-21latency_hist21:05:000
1875397993220,4cyclictest1860565-21kworker/u8:2+flush-8:020:59:470
1875401993126,3cyclictest2176240-21cpuspeed_turbos00:12:541
1875401993125,4cyclictest1907380-21kworker/u8:3+flush-8:020:18:111
1875397993126,3cyclictest1957998-21irqcore20:32:580
1875401993026,3cyclictest2126338-21kworker/u8:3+events_unbound23:52:591
1875401993025,4cyclictest1976772-21kworker/u8:0+flush-8:021:28:061
1875401993024,4cyclictest2056794-21apt-get22:12:501
1875401993022,6cyclictest1907620-21apt-get19:42:511
1875397993026,2cyclictest1992292-21tr21:07:540
1875397993025,3cyclictest1937027-21systemd-run20:10:000
1875397993024,4cyclictest2201224-21fschecks_count00:37:550
1875397993022,6cyclictest2107002-21fschecks_count23:02:550
1875397993022,6cyclictest2107002-21fschecks_count23:02:550
1875401992924,4cyclictest1967092-21kworker/u8:1+flush-8:021:18:071
1875401992923,4cyclictest2066038-21unixbench_singl22:18:101
1875401992923,4cyclictest2006666-21kworker/u8:3+events_unbound21:58:031
1875401992923,4cyclictest1838725-21kworker/u8:4+events_unbound19:13:121
1875401992922,5cyclictest2165634-40logrotate00:00:001
1875401992921,6cyclictest2036359-21latency_hist21:50:011
1875397992924,4cyclictest1860565-21kworker/u8:2+flush-8:019:52:520
1875397992924,3cyclictest2200222-21cron00:35:000
1875397992924,3cyclictest2006422-21systemctl21:20:010
1875397992923,4cyclictest1926898-21unixbench_multi19:58:090
1875397992922,5cyclictest1875276-21kworker/u8:1+flush-8:019:23:260
1875397992917,11cyclictest1906897-21apt-get19:40:000
19238342280,5sleep3451irq_work/319:57:583
1875403992825,2cyclictest2205436-21idleruntime-cro00:40:002
1875403992824,2cyclictest1926872-21unixbench_multi19:58:092
1875403992823,3cyclictest401-21dbus-daemon22:30:002
1875403992823,3cyclictest2190945-21aten2_r5power_v00:27:532
1875403992823,3cyclictest2121880-21fschecks_time23:17:552
1875403992822,4cyclictest2066793-21aten2_r5power_p22:22:532
1875401992821,5cyclictest2091915-21apt-get22:47:511
1875401992821,4cyclictest0-21swapper/119:23:351
1875397992823,4cyclictest2145884-21kworker/u8:2+flush-8:000:03:580
1875397992822,4cyclictest1927824-21cpuspeed_turbos20:02:540
1875397992820,6cyclictest2096117-21unixbench_multi22:48:100
1875403992723,2cyclictest0-21swapper/220:15:002
1875403992723,2cyclictest0-21swapper/220:15:002
1875403992722,3cyclictest1966636-21unixbench_singl20:38:092
1875401992724,2cyclictest2137156-21irqrtprio23:32:581
1875401992722,2cyclictest0-21swapper/100:32:541
1875401992721,5cyclictest1860565-21kworker/u8:2+flush-8:020:53:051
1875401992718,6cyclictest2150817-21latency_hist23:45:011
1875397992723,2cyclictest0-21swapper/021:55:000
1875397992722,3cyclictest2067022-21fschecks_time22:22:550
1875397992720,6cyclictest2061284-21apt22:15:000
1875397992719,6cyclictest2135747-21unixbench_multi23:28:100
21869362260,3sleep2371rcuc/200:22:562
1875403992623,2cyclictest1947626-21aten2_r5power_c20:22:522
1875401992622,2cyclictest2001474-21latency_hist21:15:001
1875401992620,4cyclictest1967092-21kworker/u8:1+flush-8:022:57:541
187539799262,23cyclictest0-21swapper/021:33:110
1875397992622,2cyclictest2046197-21cron22:00:000
1875403992522,2cyclictest2101894-21aten2_r5power_v22:57:522
1875403992522,2cyclictest1986402-21unixbench_multi20:58:102
1875403992521,2cyclictest2146357-21aten2_r5power_c23:42:532
1875403992520,3cyclictest2046780-21aten2_r5power_p22:02:552
1875403992520,3cyclictest2046780-21aten2_r5power_p22:02:552
1875403992520,3cyclictest1932806-21fschecks_count20:07:562
1875403992519,4cyclictest18911-21cron21:15:002
1875403992516,7cyclictest2045952-21unixbench_multi21:58:092
1875401992520,4cyclictest2126338-21kworker/u8:3+flush-8:023:27:551
1875401992520,3cyclictest0-21swapper/100:03:101
1875401992519,4cyclictest1860565-21kworker/u8:2+flush-8:020:43:061
1875401992519,2cyclictest0-21swapper/100:37:521
1875401992516,7cyclictest2021515-21latency_hist21:35:011
1875397992521,2cyclictest0-21swapper/022:30:010
1875397992521,2cyclictest0-21swapper/019:50:010
1875397992520,3cyclictest2146916-21sort23:43:000
1875397992520,3cyclictest2055886-21unixbench_singl22:08:090
1875397992519,4cyclictest2086252-21unixbench_multi22:38:110
1875397992519,4cyclictest2001235-21unixbench_multi21:13:110
1875397992519,4cyclictest1967092-21kworker/u8:1+flush-8:021:20:310
1875397992519,4cyclictest1967092-21kworker/u8:1+events_unbound23:12:570
187539799250,3cyclictest161rcu_preempt00:13:040
1875403992421,2cyclictest2166467-21fschecks_time00:02:572
1875403992420,3cyclictest2061784-21aten2_r5power_c22:17:512
1875403992415,7cyclictest1907277-21cat19:40:012
187540199242,15cyclictest2046699-21chrt22:02:541
187540199242,15cyclictest2046699-21chrt22:02:531
1875401992419,3cyclictest2112390-21irqrtprio23:07:581
1875401992419,3cyclictest0-21swapper/119:50:011
1875401992419,2cyclictest0-21swapper/119:28:021
1875401992414,8cyclictest278-21systemd-journal20:30:001
1875401992414,3cyclictest0-21swapper/100:17:531
187539799242,21cyclictest0-21swapper/023:08:080
1875397992420,2cyclictest0-21swapper/021:47:570
1875397992419,4cyclictest1860565-21kworker/u8:2+flush-8:019:16:220
1875397992418,4cyclictest1952643-21aten2_r5power_v20:27:530
1875397992415,6cyclictest278-21systemd-journal22:30:030
18706122244,14sleep10-21swapper/119:05:211
1875403992320,2cyclictest2131562-21aten2_r5power_p23:27:522
1875403992320,2cyclictest1967622-21fschecks_count20:42:552
1875403992318,4cyclictest1875391-21cyclictest19:55:002
1875403992318,3cyclictest2006412-21sendmail21:20:002
1875403992318,3cyclictest1886865-21unixbench_multi19:18:112
1875403992313,8cyclictest2126958-21awk23:22:552
187540399230,10cyclictest19880512cut21:02:592
187540399230,10cyclictest19880512cut21:02:592
1875401992319,2cyclictest0-21swapper/120:23:011
1875401992317,3cyclictest2142091-21irqrtprio23:37:581
1875401992315,6cyclictest0-21swapper/121:02:591
1875401992315,6cyclictest0-21swapper/121:02:591
1875397992319,3cyclictest1967862-21sort20:42:570
1875397992319,3cyclictest1860565-21kworker/u8:2+flush-8:020:53:010
1875397992319,2cyclictest2126097-21systemd-run23:20:010
1875397992318,3cyclictest2190122-21unixbench_multi00:23:080
1875403992219,2cyclictest2022042-21aten2_r5power_e21:37:522
1875403992217,4cyclictest2051959-21cut22:07:542
1875403992217,3cyclictest2031425-21cron21:45:002
1875403992217,3cyclictest1916839-21unixbench_singl19:48:112
1875403992216,4cyclictest1891895-21unixbench_multi19:23:402
1875403992215,6cyclictest2121085-21cron23:15:002
1875401992216,3cyclictest0-21swapper/122:42:551
1875397992218,3cyclictest1907380-21kworker/u8:3+flush-8:020:38:520
1875397992216,4cyclictest1976772-21kworker/u8:0+events_unbound21:42:570
1875403992117,2cyclictest1875994-21cpuspeed_turbos19:12:572
1875403992115,4cyclictest2164830-21needreboot23:58:012
1875403992114,5cyclictest2061110-21unixbench_singl22:13:102
1875401992116,3cyclictest1982489-21fschecks_count20:57:541
1875401992111,7cyclictest2175471-21sshd00:09:171
187539799212,18cyclictest0-21swapper/020:13:080
187539799212,18cyclictest0-21swapper/020:13:080
1875397992117,3cyclictest1860565-21kworker/u8:2+flush-8:020:21:520
1875397992117,2cyclictest0-21swapper/000:08:010
1875397992116,4cyclictest1976772-21kworker/u8:0+flush-8:021:28:040
1875397992112,5cyclictest1875391-21cyclictest19:10:000
1875397992110,8cyclictest2156215-21apt-get23:52:520
21052762200,1sleep3481ktimers/322:58:003
209590722010,6sleep30-21swapper/322:48:103
1875403992016,2cyclictest0-21swapper/223:05:002
1875403992016,2cyclictest0-21swapper/223:05:002
1875403992016,2cyclictest0-21swapper/219:32:572
1875403992012,6cyclictest2082000-21awk22:37:502
1875403992011,7cyclictest1992926-21sed21:08:012
1875397992013,5cyclictest1892911-21fschecks_time19:27:530
1875397992010,2cyclictest0-21swapper/020:15:030
187540399193,2cyclictest19306012tr20:03:012
1875403991914,3cyclictest2101308-21turbostat.cron22:55:002
1875403991914,3cyclictest0-21swapper/200:35:012
1875403991913,4cyclictest2012120-21aten2_r5power_c21:27:512
1875403991911,6cyclictest2017591-21sed21:32:592
1875403991911,6cyclictest1977235-21cut20:52:532
18746292193,9sleep30-21swapper/319:08:083
187540399189,7cyclictest401-21dbus-daemon19:30:012
187540399181,8cyclictest421rcuog/221:48:042
1875403991815,2cyclictest2181210-21fschecks_count00:17:562
1875403991814,2cyclictest0-21swapper/220:28:102
1875403991812,4cyclictest2171356-21fschecks_count00:07:542
1875403991812,4cyclictest2145639-21unixbench_singl23:38:112
1875403991812,2cyclictest0-21swapper/220:18:092
1875403991810,6cyclictest2077523-21cat22:32:572
19064262178,5sleep30-21swapper/319:38:093
187540399178,7cyclictest2093957-21cat22:47:592
187540399172,11cyclictest1961245-21ntpq20:33:052
1875403991714,2cyclictest0-21swapper/219:43:072
1875403991713,2cyclictest0-21swapper/221:23:052
1875403991712,3cyclictest0-21swapper/221:52:502
1875403991712,3cyclictest0-21swapper/200:13:012
1875403991711,4cyclictest0-21swapper/223:48:012
187540399170,2cyclictest161rcu_preempt22:42:532
20336212160,2sleep3471rcuc/321:47:593
20113752152,7sleep30-21swapper/321:25:013
20019362142,8sleep30-21swapper/321:17:513
21945342134,6sleep30-21swapper/300:28:043
21829922132,7sleep30-21swapper/300:18:013
21599782132,7sleep30-21swapper/323:53:053
21161222132,5sleep30-21swapper/323:10:003
21129602132,7sleep30-21swapper/323:08:003
20662552132,6sleep30-21swapper/322:20:023
20502852132,7sleep30-21swapper/322:03:043
20502852132,7sleep30-21swapper/322:03:043
19718602132,6sleep30-21swapper/320:45:013
19471432132,6sleep30-21swapper/320:20:023
19441892133,6sleep30-21swapper/320:18:013
21551302122,6sleep30-21swapper/323:48:083
21503242122,6sleep30-21swapper/323:43:103
21269312122,6sleep30-21swapper/323:22:563
21211222121,6sleep30-21swapper/323:15:023
21071932122,6sleep30-21swapper/323:02:593
21071932122,6sleep30-21swapper/323:02:583
21011032122,6sleep30-21swapper/322:53:123
20869612122,6sleep30-21swapper/322:42:523
20810222122,6sleep30-21swapper/322:33:093
20759042122,6sleep30-21swapper/322:28:083
20525082122,6sleep30-21swapper/322:07:593
20385232123,6sleep30-21swapper/321:52:573
20265172122,6sleep30-21swapper/321:40:013
20210942122,6sleep30-21swapper/321:33:113
20120632122,6sleep30-21swapper/321:27:503
19876042122,6sleep30-21swapper/321:02:583
19876042122,6sleep30-21swapper/321:02:583
19778942122,6sleep30-21swapper/320:52:593
19378412122,6sleep30-21swapper/320:12:563
19378412122,6sleep30-21swapper/320:12:553
19325992122,6sleep30-21swapper/320:07:543
19183052120,8sleep30-21swapper/319:52:573
19168832122,6sleep30-21swapper/319:48:133
18934472122,6sleep30-21swapper/319:27:583
18920812122,5sleep30-21swapper/319:25:013
18833622122,6sleep30-21swapper/319:18:003
18794142122,6sleep30-21swapper/319:13:063
21981622112,5sleep30-21swapper/300:33:013
21757622112,5sleep30-21swapper/300:10:023
21710222112,6sleep30-21swapper/300:07:303
21659052112,6sleep30-21swapper/300:00:273
21609052112,5sleep30-21swapper/323:55:023
21411652112,5sleep30-21swapper/323:35:323
21361892112,5sleep30-21swapper/323:30:023
21314202112,6sleep30-21swapper/323:27:263
20817802112,6sleep30-21swapper/322:35:193
20615372112,6sleep30-21swapper/322:15:243
20415172112,5sleep30-21swapper/321:55:023
20218072112,5sleep30-21swapper/321:35:523
19920442112,5sleep30-21swapper/321:07:523
19820132112,6sleep30-21swapper/320:56:003
19672882113,5sleep30-21swapper/320:42:363
19621552112,5sleep30-21swapper/320:35:023
19574712112,5sleep30-21swapper/320:32:533
19541042112,5sleep30-21swapper/320:28:003
19274162113,5sleep30-21swapper/320:00:453
19074602112,6sleep30-21swapper/319:41:063
18972642112,5sleep30-21swapper/319:30:123
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional