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2024-11-12 - 23:28

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #e, 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 
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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 rackeslot4s.osadl.org (updated Tue Nov 12, 2024 12:44:05)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3899507994035,4cyclictest3950990-21kworker/u8:3+flush-259:008:15:010
389950799380,36cyclictest1-21systemd10:05:000
3899509993732,3cyclictest4008334-21apt-get08:55:131
3899507993027,2cyclictest3992152-21kworker/u8:0+flush-259:009:45:000
3899507993027,2cyclictest3992152-21kworker/u8:0+flush-259:009:45:000
3899507992825,2cyclictest4039092-21kworker/u8:2+flush-259:009:30:150
3899507992822,4cyclictest2304165-21systemd-journal09:50:000
3899517992620,4cyclictest4090777-21apt-get10:15:123
3899512992617,8cyclictest4154117-21kworker/u8:2+flush-259:011:34:592
3899509992619,5cyclictest7026-21cp12:05:001
3899509992520,4cyclictest3915187-21/usr/sbin/munin07:25:131
3899509992513,4cyclictest3997409-21gpgv08:45:011
3899507992522,2cyclictest3889431-21kworker/u8:1+flush-259:007:30:160
3899507992520,3cyclictest4008294-21kworker/u8:4+events_unbound09:15:190
389951799241,21cyclictest3956131-21unin-run08:05:013
3899512992422,1cyclictest0-21swapper/210:00:002
3899512992418,4cyclictest4095654-21latency_hist10:20:012
3899509992421,2cyclictest3992152-21kworker/u8:0+flush-259:009:35:001
3899517992318,3cyclictest7380-21base6412:05:003
3899509992317,5cyclictest509-21rs:main1
3899507992317,4cyclictest4168879-21ntpq11:30:210
3899517992218,3cyclictest4154117-21kworker/u8:2+flush-259:011:35:163
3899507992218,3cyclictest4122139-21rred10:45:020
3899507992218,3cyclictest3992152-21kworker/u8:0+flush-259:010:55:000
389950799221,19cyclictest1-21systemd11:54:290
3899517992117,3cyclictest3997858-21gpgv08:45:013
3899517992115,4cyclictest2304165-21systemd-journal09:45:003
3899517992115,4cyclictest2304165-21systemd-journal09:45:003
3899512992117,3cyclictest4133315-21kworker/u8:1+flush-259:011:00:262
3899517992017,2cyclictest4143620-21gpgv11:10:003
3899517992016,3cyclictest2304165-21systemd-journal11:30:423
3899512992013,5cyclictest3944952-21ntpq07:50:222
3899509992017,2cyclictest3951239-21apt-get08:00:121
3899509992015,3cyclictest2304165-21systemd-journal08:40:011
3899509992013,5cyclictest3904909-21/usr/sbin/munin07:15:161
3899507992016,3cyclictest4095919-21apt-get10:20:120
3899507992014,4cyclictest3950990-21kworker/u8:3+flush-259:009:00:150
3899509991915,3cyclictest4075095-21kworker/u8:2+flush-259:010:10:141
3899509991913,4cyclictest3934686-21ntpq07:40:221
3899507991916,2cyclictest33705-21apt-get12:30:120
3899507991915,3cyclictest3889431-21kworker/u8:1+flush-259:008:50:260
3899507991912,5cyclictest4164651-21latency_hist11:30:000
3899517991815,2cyclictest3950990-21kworker/u8:3+events_unbound09:10:003
3899512991816,1cyclictest0-21swapper/212:05:002
3899509991814,3cyclictest2304165-21systemd-journal10:35:001
3899507991815,2cyclictest4123218-21kworker/u8:3+flush-259:010:55:220
3899507991815,2cyclictest4075095-21kworker/u8:2+flush-259:010:20:000
3899507991813,3cyclictest3889431-21kworker/u8:1+events_unbound08:05:180
3899517991714,2cyclictest3986997-21cron08:35:013
3899517991713,3cyclictest4185525-21kworker/u8:0+flush-259:012:15:243
3899512991714,2cyclictest4090535-21kworker/u8:3+flush-259:010:40:002
3899512991714,2cyclictest3910499-21irqcore07:20:172
3899512991713,3cyclictest4122591-21gpgv10:50:012
3899509991714,2cyclictest4075095-21kworker/u8:2+flush-259:010:25:001
3899509991714,2cyclictest1659-21idleruntime-cro12:00:001
3899507991714,2cyclictest4133315-21kworker/u8:1+flush-259:011:00:160
3899507991714,2cyclictest3950980-21idleruntime-cro08:00:000
3899507991714,2cyclictest39295-21irqcore12:35:210
3899507991714,2cyclictest3889431-21kworker/u8:1+events_unbound08:20:000
3899507991714,2cyclictest0-21swapper/010:45:020
3899507991713,3cyclictest4169778-21kworker/u8:3+events_unbound11:55:270
3899507991713,3cyclictest4144247-21kworker/u8:4+events_unbound11:20:140
3899507991713,3cyclictest4075095-21kworker/u8:2+events_unbound10:10:110
3899507991713,3cyclictest3950990-21kworker/u8:3+flush-259:009:15:000
3899507991712,3cyclictest0-21swapper/008:45:010
3899507991711,4cyclictest2304165-21systemd-journal09:40:000
3899507991710,5cyclictest5926-21ntpq12:00:220
3899517991613,2cyclictest4039092-21kworker/u8:2+flush-259:009:45:173
3899517991613,2cyclictest3961940-21irqcore08:10:183
3899517991612,2cyclictest0-21swapper/308:20:003
3899512991614,1cyclictest0-21swapper/208:09:592
3899512991613,2cyclictest4080209-21sh10:05:002
389950999166,8cyclictest3940694-21munin-run07:50:001
3899509991614,1cyclictest43753-21cron12:40:001
3899509991614,1cyclictest0-21swapper/111:34:591
3899507991614,1cyclictest60650irq/133-enp0s29f1:rx-011:35:250
3899507991613,2cyclictest60650irq/133-enp0s29f1:rx-009:57:050
3899507991613,2cyclictest60650irq/133-enp0s29f1:rx-009:51:020
3899507991613,2cyclictest4039092-21kworker/u8:2+events_unbound09:25:220
3899507991613,2cyclictest211rcuc/007:20:000
3899507991612,3cyclictest4144247-21kworker/u8:4+events_unbound11:15:200
3899507991612,3cyclictest3950990-21kworker/u8:3+events_unbound08:45:250
3899507991612,2cyclictest3992152-21kworker/u8:0+flush-259:010:05:150
3899507991611,3cyclictest3878070-21kworker/u8:2+events_unbound08:35:200
3899507991610,4cyclictest3899435-21latency_hist07:10:010
3899517991512,2cyclictest3002-21cron10:05:003
3899517991510,4cyclictest4039333-21apt-get09:25:113
3899512991511,3cyclictest3966391-21cron08:15:002
389950999159,4cyclictest3961248-21latency_hist08:10:011
389950999159,4cyclictest2304165-21systemd-journal07:35:281
3899509991511,3cyclictest12738-21apt-get12:10:141
3899509991510,4cyclictest4123248-21apt-get10:50:081
3899507991513,2cyclictest60650irq/133-enp0s29f1:rx-011:10:140
3899507991513,2cyclictest60650irq/133-enp0s29f1:rx-008:31:590
3899507991513,1cyclictest60650irq/133-enp0s29f1:rx-010:25:230
3899507991513,1cyclictest60650irq/133-enp0s29f1:rx-007:50:130
3899507991512,2cyclictest60650irq/133-enp0s29f1:rx-011:05:230
3899507991512,2cyclictest60650irq/133-enp0s29f1:rx-009:20:440
3899507991512,2cyclictest60650irq/133-enp0s29f1:rx-007:37:130
3899507991512,2cyclictest3889431-21kworker/u8:1+flush-259:007:25:220
3899507991511,3cyclictest3889431-21kworker/u8:1+events_unbound08:29:570
3899507991510,1cyclictest60650irq/133-enp0s29f1:rx-009:05:260
389951799149,3cyclictest3920086-21latency_hist07:30:013
389951799148,4cyclictest4123198-21cp10:50:013
389951799148,4cyclictest4105142-21ntpq10:25:213
3899517991411,2cyclictest4070622-21cut09:55:173
3899517991411,2cyclictest38937-21cpuspeed_turbos12:35:163
3899512991412,1cyclictest4115397-21kworker/u8:1+events_unbound10:40:172
3899512991411,2cyclictest4176251-21kthreadcore11:40:192
3899512991411,2cyclictest4144247-21kworker/u8:4+flush-259:011:50:162
3899512991410,3cyclictest509-21rs:main2
3899512991410,3cyclictest4028359-21unixbench_singl09:10:272
3899512991410,3cyclictest3996448-21ntpq08:40:232
3899512991410,3cyclictest3982097-21/usr/sbin/munin08:30:202
389950999149,3cyclictest4054467-21latency_hist09:40:001
389950999148,4cyclictest2304165-21systemd-journal09:30:001
3899509991412,1cyclictest0-21swapper/108:35:001
3899509991411,2cyclictest3961717-21fschecks_count08:10:161
3899509991410,2cyclictest0-21swapper/109:15:001
3899507991413,1cyclictest60650irq/133-enp0s29f1:rx-008:20:220
3899507991412,1cyclictest60650irq/133-enp0s29f1:rx-010:30:200
3899507991412,1cyclictest60650irq/133-enp0s29f1:rx-007:47:320
3899507991411,2cyclictest60650irq/133-enp0s29f1:rx-010:35:240
3899507991411,2cyclictest60650irq/133-enp0s29f1:rx-007:41:510
3899507991411,2cyclictest1688-21kworker/u8:1+events_unbound12:05:500
3899507991410,3cyclictest60650irq/133-enp0s29f1:rx-012:20:130
3899507991410,3cyclictest4185525-21kworker/u8:0+events_unbound12:10:300
3899507991410,3cyclictest3889431-21kworker/u8:1+flush-259:007:20:220
389951799139,3cyclictest4154117-21kworker/u8:2+flush-259:011:40:253
3899517991311,1cyclictest0-21swapper/308:45:013
3899517991310,2cyclictest4122825-21latency_hist10:50:013
3899517991310,2cyclictest0-21swapper/309:50:153
389951299139,3cyclictest3992152-21kworker/u8:0+flush-259:009:20:002
389951299139,3cyclictest28655-21cpuspeed_turbos12:25:122
389951299138,3cyclictest17583-21cron12:15:002
389951299134,1cyclictest191rcu_preempt09:00:252
3899512991311,1cyclictest0-21swapper/209:35:002
3899512991310,2cyclictest4082596-21kthreadcore10:05:172
3899512991310,2cyclictest3935930-21cpuspeed_turbos07:45:122
389950999137,4cyclictest3914948-21latency_hist07:25:011
3899509991310,2cyclictest4138856-21cpuspeed_turbos11:05:121
3899509991310,2cyclictest4064334-21unixbench_multi09:45:261
3899507991311,1cyclictest60650irq/133-enp0s29f1:rx-012:25:250
3899507991311,1cyclictest60650irq/133-enp0s29f1:rx-011:45:140
3899507991311,1cyclictest60650irq/133-enp0s29f1:rx-008:00:120
3899507991311,1cyclictest60650irq/133-enp0s29f1:rx-007:10:240
3899507991310,2cyclictest4177526-21kthreadcore11:40:190
3899507991310,2cyclictest3889431-21kworker/u8:1+events_unbound08:55:150
389951799129,2cyclictest4034573-21tr09:20:173
389951799129,2cyclictest12805-21cpuspeed_turbos12:10:173
389951799129,2cyclictest0-21swapper/310:45:013
389951799129,1cyclictest0-21swapper/309:40:003
389951799127,4cyclictest3908736-21memory07:15:193
3899517991210,1cyclictest3932959-21sort07:40:173
3899517991210,1cyclictest0-21swapper/312:00:163
3899517991210,1cyclictest0-21swapper/308:55:173
389951299129,2cyclictest4154631-21apt-get11:20:122
389951299129,2cyclictest4096329-21irqcore10:20:172
389951299129,2cyclictest4059959-21cpuspeed_turbos09:45:132
389951299129,2cyclictest4013244-21cron09:00:002
389951299127,4cyclictest4154350-21cron11:19:592
389951299127,4cyclictest4003171-21apt-get08:50:132
389951299127,4cyclictest23005-21apt-get12:20:132
389950999129,2cyclictest4122568-21turbostat.cron10:50:001
389950999129,2cyclictest4005478-21kthreadcore08:50:191
389950999129,2cyclictest29609-21kthreadcore12:25:161
389950999129,2cyclictest0-21swapper/108:25:011
389950999128,3cyclictest7725-21fschecks_count12:05:151
389950999128,3cyclictest4034143-21apt-get09:20:111
389950999128,3cyclictest3889431-21kworker/u8:1+flush-259:007:10:161
389950799128,3cyclictest1688-21kworker/u8:1+flush-259:012:15:190
389951799119,1cyclictest3971964-21cpuspeed_turbos08:20:153
389951799119,1cyclictest3920775-21irqcore07:30:163
389951799117,3cyclictest4189504-21ntp_11:50:203
389951799111,4cyclictest4111160-21awk10:35:003
389951299118,2cyclictest3951305-21cpuspeed_turbos08:00:132
389951299118,2cyclictest0-21swapper/210:30:232
389951299117,3cyclictest4039333-21apt-get09:25:112
389951299117,3cyclictest3889431-21kworker/u8:1+flush-259:007:44:332
389951299117,2cyclictest3971571-21latency_hist08:20:012
389950999119,1cyclictest0-21swapper/108:49:591
389950999117,3cyclictest4029024-21apt-get09:15:121
389950999116,3cyclictest516-21gdbus07:35:011
389951799107,2cyclictest3938109-21tr07:45:183
389951799106,2cyclictest4116314-21cron10:40:003
389951799105,4cyclictest3945275-21cat07:50:253
389951299107,2cyclictest17928-21cpuspeed_turbos12:15:132
389951299105,3cyclictest1-21systemd10:30:002
389950999108,1cyclictest0-21swapper/111:45:211
38995179996,2cyclictest4085770-21grep10:10:113
38995179995,3cyclictest491ktimers/309:00:153
38995099997,1cyclictest4080548-21cpuspeed_turbos10:05:121
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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