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2026-05-15 - 17:14

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #8, 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.
Unexpectedly long latencies may be caused by SMIs
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 376 highest latencies:
System rack8slot4s.osadl.org (updated Fri May 15, 2026 12:44:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
5524582261182,24sleep20-21swapper/207:08:412
5523882260173,26sleep00-21swapper/007:07:430
5525492241175,20sleep60-21swapper/607:09:596
5524502235166,20sleep30-21swapper/307:08:343
5523352235167,22sleep10-21swapper/107:06:561
5524032233164,20sleep40-21swapper/407:07:554
5522562228167,18sleep50-21swapper/507:05:465
5524152217160,46sleep70-21swapper/707:08:077
552819992722,5cyclictest0-21swapper/609:35:116
55281999260,1cyclictest613019-21apt-get08:50:116
55281999260,0cyclictest0-21swapper/612:35:106
55281699269,4cyclictest0-21swapper/508:34:525
552814992621,4cyclictest588922-21cron08:10:014
552799992621,4cyclictest727726-21cron12:05:000
55282099250,24cyclictest677561-21unix_chkpwd10:40:017
55282099250,24cyclictest677561-21unix_chkpwd10:40:017
55282099250,24cyclictest0-21swapper/710:20:017
552819992520,5cyclictest0-21swapper/607:40:176
55281999250,1cyclictest710019-21munin-run11:35:006
55281699250,24cyclictest701160-21dump-pmu-power11:20:005
552810992521,3cyclictest577106-21awk07:50:003
552810992520,4cyclictest627389-21turbostat09:14:593
55280899250,24cyclictest0-21swapper/212:20:012
55280899250,24cyclictest0-21swapper/209:55:022
552820992423,1cyclictest0-21swapper/712:25:177
55282099240,23cyclictest0-21swapper/710:25:107
55282099240,1cyclictest0-21swapper/708:55:167
55282099240,1cyclictest0-21swapper/708:30:117
552819992421,3cyclictest0-21swapper/610:40:016
552819992421,3cyclictest0-21swapper/610:40:006
55281999240,23cyclictest0-21swapper/608:40:126
55281999240,21cyclictest0-21swapper/610:50:166
55281999240,0cyclictest0-21swapper/608:35:006
55281699240,24cyclictest615521-21cron08:54:595
55281499240,23cyclictest568189-21apt-get07:35:034
55281499240,23cyclictest0-21swapper/410:55:124
55281499240,23cyclictest0-21swapper/408:00:034
552808992424,0cyclictest0-21swapper/211:35:122
552808992420,3cyclictest626217-21ntp_offset09:10:172
552804992423,1cyclictest0-21swapper/107:45:111
552804992422,1cyclictest0-21swapper/108:10:001
55280499240,23cyclictest0-21swapper/111:40:001
55280499240,23cyclictest0-21swapper/110:55:111
55280499240,1cyclictest591941-21appstreamcli08:15:031
552820992323,0cyclictest0-21swapper/712:00:117
552820992322,1cyclictest627857-21apt-get09:15:137
55282099230,23cyclictest0-21swapper/708:25:007
55282099230,22cyclictest742943-21apt-get12:30:117
55282099230,22cyclictest586417-21apt-get08:05:127
55282099230,22cyclictest0-21swapper/712:05:127
55282099230,0cyclictest0-21swapper/711:50:127
552819992322,1cyclictest725224-21apt-get12:00:126
552819992321,2cyclictest666233-21apt-get10:20:126
552819992321,1cyclictest0-21swapper/608:55:156
552819992320,3cyclictest0-21swapper/609:55:176
552819992320,3cyclictest0-21swapper/609:40:126
552819992320,2cyclictest0-21swapper/612:20:136
552819992319,4cyclictest0-21swapper/610:30:116
552819992319,4cyclictest0-21swapper/610:30:116
55281999230,23cyclictest0-21swapper/611:50:126
55281699230,23cyclictest0-21swapper/509:30:115
55281699230,1cyclictest0-21swapper/508:15:035
552814992321,1cyclictest642625-21apt-get09:40:104
55281499230,22cyclictest712999-21cron11:40:014
55281499230,22cyclictest0-21swapper/409:15:134
55281499230,22cyclictest0-21swapper/408:50:124
552810992320,3cyclictest594900-21sendmail08:20:003
55281099230,22cyclictest673476-21ntpq10:30:193
55281099230,22cyclictest673476-21ntpq10:30:193
55281099230,22cyclictest0-21swapper/310:00:133
55281099230,1cyclictest0-21swapper/311:40:123
552808992319,3cyclictest594853-21munin-plugin-st08:20:002
55280899230,22cyclictest705891-21ntpq11:25:192
55280899230,22cyclictest704128-21perf11:25:002
55280899230,22cyclictest686845-21apt-get10:55:122
55280899230,22cyclictest686422-21munin-run10:55:002
55280899230,22cyclictest646868-21ntpq09:45:172
55280899230,22cyclictest638002-21ntpq09:30:172
55280899230,22cyclictest571638-21apt-get07:40:112
55280899230,22cyclictest0-21swapper/209:05:132
55280899230,1cyclictest0-21swapper/208:10:012
552804992321,1cyclictest0-21swapper/107:25:111
552804992319,3cyclictest366-21systemd-journal10:30:001
552804992318,4cyclictest798-21gpm12:20:131
55280499230,22cyclictest0-21swapper/112:30:011
55280499230,22cyclictest0-21swapper/111:40:121
55280499230,22cyclictest0-21swapper/108:50:121
55280499230,22cyclictest0-21swapper/108:20:121
55280499230,22cyclictest0-21swapper/108:00:021
55280499230,1cyclictest0-21swapper/110:15:121
552799992322,1cyclictest0-21swapper/012:30:180
552799992320,3cyclictest654011-21perf10:00:000
55279999230,23cyclictest0-21swapper/008:50:170
552820992221,1cyclictest615523-21cron08:54:597
55282099221,21cyclictest0-21swapper/709:55:007
55282099220,22cyclictest0-21swapper/709:00:137
55282099220,22cyclictest0-21swapper/707:35:197
55282099220,21cyclictest0-21swapper/709:25:117
55282099220,21cyclictest0-21swapper/708:15:137
55282099220,21cyclictest0-21swapper/707:10:127
55282099220,1cyclictest710441-21apt-get11:35:117
55282099220,0cyclictest0-21swapper/710:45:117
55282099220,0cyclictest0-21swapper/710:20:127
552819992222,0cyclictest0-21swapper/612:30:036
552819992222,0cyclictest0-21swapper/608:20:006
552819992221,1cyclictest0-21swapper/610:10:126
552819992221,1cyclictest0-21swapper/607:55:136
552819992220,2cyclictest0-21swapper/609:35:006
552819992220,1cyclictest0-21swapper/608:20:136
55281999220,21cyclictest0-21swapper/612:15:146
55281999220,21cyclictest0-21swapper/610:00:116
55281999220,21cyclictest0-21swapper/608:10:096
55281999220,21cyclictest0-21swapper/607:50:126
55281999220,21cyclictest0-21swapper/607:35:126
55281999220,18cyclictest620243-21ntpq09:00:186
55281999220,0cyclictest0-21swapper/607:15:146
55281699229,0cyclictest0-21swapper/509:07:485
55281699229,0cyclictest0-21swapper/508:45:505
55281699225,4cyclictest0-21swapper/508:56:495
552816992221,1cyclictest691183-21ntpq11:00:185
55281699220,22cyclictest0-21swapper/510:00:015
55281699220,21cyclictest553122-21apt-get07:10:125
55281699220,21cyclictest0-21swapper/512:30:035
55281699220,21cyclictest0-21swapper/509:50:115
55281699220,21cyclictest0-21swapper/509:15:135
55281699220,21cyclictest0-21swapper/507:35:035
552814992222,0cyclictest0-21swapper/407:45:114
552814992221,1cyclictest0-21swapper/412:20:004
552814992220,1cyclictest698640-21apt-get11:15:124
552814992220,1cyclictest0-21swapper/412:30:194
55281499220,22cyclictest0-21swapper/411:40:114
55281499220,21cyclictest577519-21apt-get07:50:114
55281499220,21cyclictest0-21swapper/412:00:194
55281499220,21cyclictest0-21swapper/411:45:124
55281499220,21cyclictest0-21swapper/409:55:044
55281499220,21cyclictest0-21swapper/409:50:124
55281499220,21cyclictest0-21swapper/409:05:004
55281499220,21cyclictest0-21swapper/408:30:124
55281499220,21cyclictest0-21swapper/408:20:114
55281499220,0cyclictest0-21swapper/412:05:124
552810992222,0cyclictest0-21swapper/311:25:133
552810992222,0cyclictest0-21swapper/309:25:123
552810992222,0cyclictest0-21swapper/308:45:133
552810992221,1cyclictest739954-21apt-get12:25:103
552810992221,1cyclictest0-21swapper/307:30:143
55281099220,22cyclictest0-21swapper/309:35:123
55281099220,22cyclictest0-21swapper/309:15:183
55281099220,21cyclictest728166-21apt-get12:05:123
55281099220,21cyclictest648508-21apt-get09:50:113
55281099220,21cyclictest601232-21apt-get08:30:113
55281099220,21cyclictest0-21swapper/311:55:183
55281099220,21cyclictest0-21swapper/311:20:113
55281099220,21cyclictest0-21swapper/311:00:123
55281099220,21cyclictest0-21swapper/309:45:113
55281099220,21cyclictest0-21swapper/309:05:033
55281099220,21cyclictest0-21swapper/308:20:123
55281099220,21cyclictest0-21swapper/307:55:123
55281099220,1cyclictest645148-21perf09:45:003
552808992222,0cyclictest0-21swapper/211:05:122
552808992222,0cyclictest0-21swapper/207:35:132
552808992221,1cyclictest0-21swapper/210:00:132
552808992220,1cyclictest663269-21apt-get10:15:112
552808992220,1cyclictest0-21swapper/209:15:022
552808992219,2cyclictest745452-21apt12:34:592
55280899220,21cyclictest607139-21apt-get08:40:132
55280899220,21cyclictest0-21swapper/212:25:102
55280899220,21cyclictest0-21swapper/212:20:182
55280899220,21cyclictest0-21swapper/211:50:112
55280899220,21cyclictest0-21swapper/211:45:132
55280899220,21cyclictest0-21swapper/211:30:112
55280899220,21cyclictest0-21swapper/209:20:132
55280899220,21cyclictest0-21swapper/208:50:132
55280899220,21cyclictest0-21swapper/208:25:022
55280899220,21cyclictest0-21swapper/207:10:112
552804992221,1cyclictest736565-21sendmail12:20:011
552804992221,1cyclictest0-21swapper/109:55:021
552804992221,1cyclictest0-21swapper/107:55:121
552804992220,2cyclictest627387-21apt-get09:15:031
552804992220,1cyclictest621938-21apt-get09:05:141
55280499220,21cyclictest0-21swapper/111:50:111
55280499220,21cyclictest0-21swapper/110:20:121
55280499220,21cyclictest0-21swapper/109:50:161
55280499220,21cyclictest0-21swapper/108:39:591
55280499220,21cyclictest0-21swapper/108:30:111
55280499220,21cyclictest0-21swapper/108:10:161
55280499220,1cyclictest341rcuc/107:40:011
55280499220,1cyclictest0-21swapper/110:05:121
552799992222,0cyclictest0-21swapper/010:40:200
552799992222,0cyclictest0-21swapper/010:00:170
552799992222,0cyclictest0-21swapper/008:05:110
552799992221,1cyclictest610080-21apt-get08:45:120
552799992221,1cyclictest0-21swapper/011:05:110
552799992221,1cyclictest0-21swapper/009:40:120
552799992221,1cyclictest0-21swapper/009:00:130
552799992220,1cyclictest0-21swapper/009:15:010
55279999220,22cyclictest683480-21munin-run10:50:000
55279999220,22cyclictest0-21swapper/007:50:110
55279999220,21cyclictest0-21swapper/012:35:090
55279999220,21cyclictest0-21swapper/011:45:130
55279999220,21cyclictest0-21swapper/010:25:110
55279999220,21cyclictest0-21swapper/010:15:120
55279999220,21cyclictest0-21swapper/008:40:120
55279999220,21cyclictest0-21swapper/008:35:110
55279999220,21cyclictest0-21swapper/008:20:190
55279999220,21cyclictest0-21swapper/008:15:130
55279999220,21cyclictest0-21swapper/007:40:120
55279999220,21cyclictest0-21swapper/007:25:110
55279999220,0cyclictest0-21swapper/009:20:200
552820992121,0cyclictest0-21swapper/711:25:137
552820992121,0cyclictest0-21swapper/709:35:187
552820992120,1cyclictest733624-21munin-run12:15:007
552820992120,1cyclictest713403-21apt-get11:40:127
552820992119,1cyclictest0-21swapper/711:45:137
55282099210,21cyclictest0-21swapper/710:00:187
55282099210,21cyclictest0-21swapper/709:20:137
55282099210,1cyclictest0-21swapper/710:30:117
55282099210,1cyclictest0-21swapper/710:30:117
552819992121,0cyclictest0-21swapper/612:10:126
552819992121,0cyclictest0-21swapper/611:15:126
552819992120,1cyclictest663269-21apt-get10:15:126
552819992120,1cyclictest651091-21appstreamcli09:55:016
552819992120,1cyclictest630834-21apt-get09:20:136
552819992120,1cyclictest621646-21appstreamcli09:05:036
552819992120,1cyclictest583080-21appstreamcli08:00:036
552819992120,1cyclictest0-21swapper/610:55:116
552819992120,1cyclictest0-21swapper/610:40:146
552819992119,1cyclictest0-21swapper/610:45:126
55281999210,21cyclictest606695-21munin-run08:39:596
55281999210,21cyclictest0-21swapper/609:15:136
55281999210,20cyclictest0-21swapper/607:45:196
55281999210,1cyclictest568184-21cron07:35:006
55281999210,17cyclictest0-21swapper/611:05:116
55281999210,0cyclictest0-21swapper/611:45:126
55281699218,0cyclictest0-21swapper/510:46:405
552816992121,0cyclictest0-21swapper/512:25:115
552816992121,0cyclictest0-21swapper/509:10:115
552816992121,0cyclictest0-21swapper/507:20:145
552816992120,1cyclictest595301-21apt-get08:20:135
552816992120,0cyclictest0-21swapper/508:40:175
55281699210,21cyclictest731107-21apt-get12:10:125
55281699210,21cyclictest658705-21ntpq10:05:175
55281699210,21cyclictest562732-21apt-get07:25:115
55281699210,21cyclictest0-21swapper/512:00:035
55281699210,21cyclictest0-21swapper/510:30:195
55281699210,21cyclictest0-21swapper/510:30:185
55281699210,21cyclictest0-21swapper/508:40:005
55281699210,21cyclictest0-21swapper/508:25:135
55281699210,20cyclictest0-21swapper/510:10:125
55281699210,0cyclictest0-21swapper/510:40:145
55281699210,0cyclictest0-21swapper/507:50:125
55281699210,0cyclictest0-21swapper/507:45:125
552814992121,0cyclictest0-21swapper/407:55:134
552814992121,0cyclictest0-21swapper/407:25:124
552814992121,0cyclictest0-21swapper/407:10:024
552814992120,1cyclictest633773-21apt-get09:25:124
552814992120,0cyclictest675063-21apt-get10:35:124
552814992120,0cyclictest675063-21apt-get10:35:124
552814992119,1cyclictest692757-21apt-get11:05:114
552814992119,1cyclictest592335-21apt-get08:15:124
55281499210,20cyclictest0-21swapper/412:25:104
55281499210,20cyclictest0-21swapper/411:30:124
55281499210,1cyclictest720560-21ntpq11:50:174
55281499210,1cyclictest559791-21apt-get07:20:134
55281499210,0cyclictest0-21swapper/410:15:114
55281499210,0cyclictest0-21swapper/408:35:134
552810992121,0cyclictest0-21swapper/310:50:113
552810992121,0cyclictest0-21swapper/310:40:203
552810992121,0cyclictest0-21swapper/309:20:133
552810992121,0cyclictest0-21swapper/307:50:113
552810992121,0cyclictest0-21swapper/307:10:113
552810992120,1cyclictest699998-21ntpq11:15:193
552810992120,1cyclictest0-21swapper/312:20:003
552810992120,1cyclictest0-21swapper/311:35:123
552810992119,1cyclictest0-21swapper/312:30:113
552810992118,2cyclictest618504-21sh09:00:003
55281099210,21cyclictest0-21swapper/311:30:123
55281099210,21cyclictest0-21swapper/310:55:123
55281099210,21cyclictest0-21swapper/310:20:103
55281099210,21cyclictest0-21swapper/309:55:113
55281099210,21cyclictest0-21swapper/308:50:133
55281099210,0cyclictest0-21swapper/311:10:113
55281099210,0cyclictest0-21swapper/309:30:113
55281099210,0cyclictest0-21swapper/308:25:023
552808992121,0cyclictest0-21swapper/210:35:132
552808992121,0cyclictest0-21swapper/210:35:122
552808992120,1cyclictest0-21swapper/212:35:092
552808992120,1cyclictest0-21swapper/210:10:132
552808992120,1cyclictest0-21swapper/208:45:132
552808992119,1cyclictest589355-21apt-get08:10:102
55280899210,21cyclictest0-21swapper/212:00:022
55280899210,21cyclictest0-21swapper/210:25:112
55280899210,20cyclictest0-21swapper/210:30:122
55280899210,20cyclictest0-21swapper/210:30:112
55280899210,20cyclictest0-21swapper/209:40:112
55280899210,20cyclictest0-21swapper/208:35:112
55280899210,0cyclictest0-21swapper/212:05:122
55280899210,0cyclictest0-21swapper/211:40:122
55280899210,0cyclictest0-21swapper/207:45:112
552804992121,0cyclictest552666-21appstreamcli07:10:021
552804992121,0cyclictest0-21swapper/110:40:131
552804992120,1cyclictest704123-21munin-run11:25:001
552804992120,1cyclictest0-21swapper/111:25:191
552804992120,1cyclictest0-21swapper/109:05:001
552804992120,1cyclictest0-21swapper/108:55:111
552804992120,1cyclictest0-21swapper/108:40:111
552804992119,1cyclictest0-21swapper/107:40:121
55280499210,0cyclictest0-21swapper/112:05:111
55280499210,0cyclictest0-21swapper/112:00:181
55280499210,0cyclictest0-21swapper/110:00:121
552799992121,0cyclictest0-21swapper/011:25:190
552799992121,0cyclictest0-21swapper/010:20:120
552799992121,0cyclictest0-21swapper/008:55:100
552799992120,1cyclictest660330-21apt-get10:10:130
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