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2026-06-05 - 08:57

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #8, slot #6

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 highest latencies:
System rack8slot6s.osadl.org (updated Fri Jun 05, 2026 00:43:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
6434991918,1cyclictest65850irq/126-lan00:39:593
6434991818,0cyclictest65850irq/126-lan22:57:293
6434991818,0cyclictest65850irq/126-lan22:30:173
6434991817,1cyclictest65850irq/126-lan23:05:133
6434991817,1cyclictest65850irq/126-lan23:03:273
6434991817,1cyclictest65850irq/126-lan00:10:113
6434991717,0cyclictest65850irq/126-lan22:00:223
6434991716,1cyclictest65850irq/126-lan22:25:013
6434991716,1cyclictest65850irq/126-lan22:15:103
6434991716,1cyclictest65850irq/126-lan21:40:173
6434991716,1cyclictest65850irq/126-lan21:05:193
6434991716,1cyclictest65850irq/126-lan19:35:123
6434991716,1cyclictest65850irq/126-lan19:15:163
6434991716,1cyclictest65850irq/126-lan00:20:133
6434991616,0cyclictest65850irq/126-lan23:35:153
6434991616,0cyclictest65850irq/126-lan23:28:553
6434991616,0cyclictest65850irq/126-lan21:45:223
6434991616,0cyclictest65850irq/126-lan21:45:223
6434991616,0cyclictest65850irq/126-lan19:55:163
6434991615,1cyclictest65850irq/126-lan22:50:173
6434991615,1cyclictest65850irq/126-lan22:40:143
6434991615,1cyclictest65850irq/126-lan22:20:123
6434991615,1cyclictest65850irq/126-lan21:55:193
6434991615,1cyclictest65850irq/126-lan21:50:223
6434991615,1cyclictest65850irq/126-lan20:45:203
6434991615,1cyclictest65850irq/126-lan20:40:123
6434991615,1cyclictest65850irq/126-lan19:25:163
6434991515,0cyclictest65850irq/126-lan23:58:143
6434991515,0cyclictest65850irq/126-lan23:40:203
6434991515,0cyclictest65850irq/126-lan22:39:153
6434991515,0cyclictest65850irq/126-lan20:30:163
6434991515,0cyclictest65850irq/126-lan19:43:133
6434991514,1cyclictest65850irq/126-lan21:35:173
6434991514,1cyclictest65850irq/126-lan21:30:163
6434991514,1cyclictest65850irq/126-lan00:15:133
6434991414,0cyclictest65850irq/126-lan20:00:113
6434991414,0cyclictest65850irq/126-lan19:30:283
6434991414,0cyclictest65850irq/126-lan00:27:203
6434991413,1cyclictest65850irq/126-lan23:50:143
6434991413,1cyclictest65850irq/126-lan23:15:113
6434991413,1cyclictest65850irq/126-lan21:10:123
6434991413,1cyclictest65850irq/126-lan20:05:133
6434991413,1cyclictest65850irq/126-lan19:45:153
6434991413,1cyclictest65850irq/126-lan19:20:183
6434991413,1cyclictest65850irq/126-lan19:10:123
6434991313,0cyclictest65850irq/126-lan21:00:273
6434991313,0cyclictest65850irq/126-lan20:15:093
6434991312,1cyclictest65850irq/126-lan22:45:133
6434991312,1cyclictest65850irq/126-lan22:10:143
6434991312,1cyclictest65850irq/126-lan00:00:193
6434991212,0cyclictest65850irq/126-lan22:05:303
6434991212,0cyclictest65850irq/126-lan20:36:283
6434991211,1cyclictest65850irq/126-lan23:45:133
6434991211,1cyclictest65850irq/126-lan23:30:133
6434991211,1cyclictest65850irq/126-lan23:10:173
6434991211,1cyclictest65850irq/126-lan20:55:173
6434991211,1cyclictest65850irq/126-lan19:50:153
6434991111,0cyclictest65850irq/126-lan00:30:083
6434991110,1cyclictest65850irq/126-lan21:25:013
6434991110,1cyclictest65850irq/126-lan21:15:163
6434991110,1cyclictest65850irq/126-lan20:20:143
6434991110,1cyclictest65850irq/126-lan00:05:193
642099110,2cyclictest29128-21sed00:00:130
643499109,1cyclictest65850irq/126-lan20:50:123
643499109,1cyclictest65850irq/126-lan20:10:143
6434991010,0cyclictest65850irq/126-lan23:20:003
6434991010,0cyclictest65850irq/126-lan20:25:153
64309998,1cyclictest743-21snmpd22:35:402
64309997,2cyclictest10378-21cron19:20:002
64259998,1cyclictest741-21lldpd00:34:101
64259996,3cyclictest27137-21cat23:55:161
64209998,1cyclictest743-21snmpd23:15:240
64209998,1cyclictest743-21snmpd23:11:060
64209998,1cyclictest743-21snmpd22:09:440
64209998,1cyclictest743-21snmpd20:21:560
64209998,1cyclictest743-21snmpd19:49:040
64209998,1cyclictest741-21lldpd23:50:120
64309988,0cyclictest743-21snmpd22:16:002
64309988,0cyclictest743-21snmpd21:31:192
64309988,0cyclictest743-21snmpd21:23:192
64309988,0cyclictest743-21snmpd20:22:292
64309988,0cyclictest743-21snmpd20:10:032
64309988,0cyclictest741-21lldpd20:02:252
64309987,1cyclictest18805-21cut21:00:012
64309986,2cyclictest743-21snmpd23:05:342
64309986,2cyclictest743-21snmpd21:59:542
64309986,2cyclictest743-21snmpd19:41:232
64259988,0cyclictest743-21snmpd19:15:001
64259988,0cyclictest741-21lldpd22:48:551
64259988,0cyclictest741-21lldpd20:09:391
64259988,0cyclictest741-21lldpd19:54:191
64259988,0cyclictest741-21lldpd19:47:511
64259986,2cyclictest743-21snmpd23:31:381
64259986,2cyclictest743-21snmpd22:59:471
64259986,2cyclictest743-21snmpd19:29:251
64259985,1cyclictest6413-21cyclictest19:20:151
64259981,5cyclictest7265-21ntpq23:05:161
64259981,5cyclictest31424-21df20:10:111
64259981,5cyclictest27094-21ntpq22:35:161
64259981,5cyclictest24256-21seq23:48:121
64259981,5cyclictest15373-21ntpq23:25:161
64259981,4cyclictest14500-21ntpq22:05:161
64259981,2cyclictest20087-21fschecks_time22:20:121
64259980,6cyclictest5207-21ntpq23:00:161
64259980,4cyclictest20211-21ntpq21:00:151
64209988,0cyclictest743-21snmpd23:59:550
64209988,0cyclictest741-21lldpd20:07:590
64209987,1cyclictest743-21snmpd23:43:400
64209987,1cyclictest741-21lldpd22:01:110
64209987,1cyclictest741-21lldpd21:50:100
64209987,1cyclictest506-21systemd-resolve21:46:400
64209987,1cyclictest506-21systemd-resolve21:46:390
64209987,1cyclictest506-21systemd-resolve19:15:110
64209987,1cyclictest26980-21head22:35:150
64209987,1cyclictest24502-21fschecks_count22:30:120
64209986,2cyclictest743-21snmpd19:43:020
64209986,2cyclictest743-21snmpd00:28:380
64309977,0cyclictest743-21snmpd23:24:172
64309977,0cyclictest741-21lldpd23:45:462
64309977,0cyclictest741-21lldpd23:41:472
64309977,0cyclictest741-21lldpd23:36:102
64309977,0cyclictest741-21lldpd20:17:052
64309977,0cyclictest741-21lldpd19:37:252
64309977,0cyclictest522-21avahi-daemon22:34:342
64309976,1cyclictest741-21lldpd21:03:422
64309976,1cyclictest522-21avahi-daemon22:43:032
64309975,2cyclictest743-21snmpd22:49:102
64309975,2cyclictest743-21snmpd22:28:492
64309975,2cyclictest743-21snmpd21:05:482
64309975,2cyclictest743-21snmpd00:14:082
64309975,2cyclictest12331-21unixbench_singl20:40:202
64259977,0cyclictest743-21snmpd00:01:221
64259977,0cyclictest741-21lldpd21:58:481
64259977,0cyclictest741-21lldpd20:32:331
64259977,0cyclictest741-21lldpd20:16:411
64259976,1cyclictest743-21snmpd22:33:511
64259976,1cyclictest743-21snmpd21:05:241
64259976,1cyclictest741-21lldpd21:52:551
64259972,4cyclictest31046-21chrt21:26:231
64259972,3cyclictest26352-21ntpq21:15:181
64259972,1cyclictest0-21swapper/121:35:111
64259971,5cyclictest7312-21cat00:25:151
64259971,4cyclictest7449-21ntp_states19:10:171
64259971,4cyclictest22686-21ntpq22:25:181
64259971,4cyclictest17715-21cut20:55:141
64259971,4cyclictest15402-21ntpq19:30:141
64259971,4cyclictest13426-21ntpq23:20:161
64259971,3cyclictest32171-21memory21:30:151
64259971,3cyclictest29242-21seq21:23:581
64259971,3cyclictest26622-21taskset19:56:041
64259971,3cyclictest12614-21ntpq22:00:181
64259971,3cyclictest11487-21df00:35:121
64259970,5cyclictest6764-21runrttasks21:46:441
64259970,5cyclictest6764-21runrttasks21:46:431
64259970,5cyclictest24312-21ntpq21:10:171
64259970,4cyclictest18084-21ps19:35:171
64259970,3cyclictest24667-21awk23:50:111
64209977,0cyclictest743-21snmpd20:40:250
64209977,0cyclictest743-21snmpd19:13:310
64209977,0cyclictest743-21snmpd00:14:380
64209977,0cyclictest741-21lldpd23:08:220
64209977,0cyclictest741-21lldpd22:12:400
64209977,0cyclictest741-21lldpd21:59:300
64209977,0cyclictest741-21lldpd20:26:180
64209977,0cyclictest741-21lldpd20:10:080
64209977,0cyclictest741-21lldpd19:30:530
64209976,1cyclictest522-21avahi-daemon21:25:350
64209976,1cyclictest506-21systemd-resolve21:37:290
64209976,1cyclictest339-21cat22:50:140
64209976,1cyclictest27560-21/usr/sbin/munin21:20:190
64209975,2cyclictest743-21snmpd21:16:110
64209975,2cyclictest14962-21head23:25:130
64309966,0cyclictest743-21snmpd23:34:532
64309966,0cyclictest743-21snmpd19:53:282
64309966,0cyclictest743-21snmpd00:05:152
64309966,0cyclictest741-21lldpd23:58:112
64309966,0cyclictest741-21lldpd23:51:002
64309966,0cyclictest741-21lldpd20:28:022
64309966,0cyclictest522-21avahi-daemon23:17:132
64309965,1cyclictest743-21snmpd22:58:262
64309965,1cyclictest743-21snmpd20:30:022
64309965,1cyclictest743-21snmpd00:26:292
64309965,1cyclictest741-21lldpd22:54:002
64309965,1cyclictest522-21avahi-daemon21:41:022
64309965,1cyclictest29964-21gltestperf21:25:152
64309965,1cyclictest29328-21cpuspeed_turbos20:05:122
64309965,1cyclictest14030-21unixbench_singl19:25:202
64309965,1cyclictest13361-21gltestperf20:45:122
64309964,2cyclictest743-21snmpd00:36:112
64309963,2cyclictest717-21ntpd21:10:182
64309963,2cyclictest10152-21ntp_states00:30:162
64309962,4cyclictest6800-21uniq19:10:122
64309962,3cyclictest15344-21ntpq23:25:162
64309961,5cyclictest557-21NetworkManager23:01:382
64259966,0cyclictest741-21lldpd20:52:161
64259964,2cyclictest28719-21sed22:40:141
64259963,1cyclictest0-21swapper/119:40:121
64259962,2cyclictest0-21swapper/122:50:171
64259961,4cyclictest14621-21taskset20:48:161
64259961,3cyclictest9242-21ntpq23:10:161
64259961,3cyclictest8976-21apt-get20:35:111
64259961,3cyclictest4913-21taskset20:25:111
64259961,3cyclictest4859-21apt-get00:20:111
64259961,3cyclictest3272-21apt-get21:40:111
64259961,3cyclictest27405-21diskstats20:00:111
64259961,3cyclictest21386-21ntpq23:40:161
64259961,3cyclictest19353-21ntpq23:35:151
64259961,3cyclictest16577-21ntpq22:10:171
64259961,3cyclictest12381-21seq20:40:281
64259961,3cyclictest11388-21ntpq23:15:161
64259961,3cyclictest0-21swapper/100:15:141
64259961,2cyclictest34-21ksoftirqd/100:10:151
64259961,1cyclictest3680-21ntpq20:20:161
64209966,0cyclictest741-21lldpd23:32:550
64209966,0cyclictest522-21avahi-daemon19:56:550
64209966,0cyclictest522-21avahi-daemon00:24:180
64209965,1cyclictest9542-21fschecks_time00:30:110
64209965,1cyclictest743-21snmpd21:33:530
64209965,1cyclictest743-21snmpd20:04:040
64209965,1cyclictest743-21snmpd19:54:550
64209965,1cyclictest743-21snmpd19:25:250
64209965,1cyclictest741-21lldpd22:48:050
64209964,2cyclictest743-21snmpd23:49:550
64209964,2cyclictest743-21snmpd23:21:530
64209963,3cyclictest743-21snmpd00:35:200
64209963,3cyclictest743-21snmpd00:18:410
64209963,3cyclictest17822-21grep22:15:100
64209963,2cyclictest575-21rs:main0
64209962,3cyclictest22669-21cat21:05:200
64349954,1cyclictest65850irq/126-lan21:20:013
64309955,0cyclictest743-21snmpd21:50:182
64309955,0cyclictest522-21avahi-daemon19:30:102
64309955,0cyclictest522-21avahi-daemon00:23:482
64309954,1cyclictest743-21snmpd19:46:462
64309954,1cyclictest743-21snmpd00:02:402
64309954,1cyclictest741-21lldpd22:08:312
64309954,1cyclictest421ktimers/220:50:162
64309954,1cyclictest15870-21cpuspeed_turbos22:10:122
64309953,2cyclictest743-21snmpd22:01:472
64309952,3cyclictest557-21NetworkManager20:37:122
64309952,2cyclictest9630-21threads23:10:212
64309952,2cyclictest10830-21df19:20:122
64309951,2cyclictest27411-21cat21:20:002
64259952,2cyclictest31491-21ntpq00:05:171
64259951,2cyclictest17971-21df_inode22:15:111
64209955,0cyclictest522-21avahi-daemon22:55:350
64209955,0cyclictest522-21avahi-daemon22:25:530
64209955,0cyclictest17423-21grep20:55:110
64209954,1cyclictest741-21lldpd23:00:130
64209953,2cyclictest743-21snmpd21:01:550
64209953,2cyclictest743-21snmpd20:50:480
64209953,0cyclictest0-21swapper/023:35:070
64209952,2cyclictest244-20systemd-journal19:22:050
64209952,2cyclictest2188-21sed20:15:190
64209951,3cyclictest20765-21cut22:20:170
64209950,4cyclictest31473-21ntpq00:05:170
64309942,2cyclictest21201-21users22:20:202
64309941,2cyclictest5371-21expr21:45:132
64309941,2cyclictest5371-21expr21:45:122
64309941,2cyclictest25598-21smartctl19:55:142
64309940,4cyclictest3610-21ntpq00:15:182
64309940,3cyclictest1939-21ntp_192.168.11421:35:162
64209943,1cyclictest13227-21fschecks_count20:45:110
64209942,2cyclictest16870-21readlink19:35:000
64209941,2cyclictest9147-21entropy20:35:120
64209940,3cyclictest7815-21ntp_states20:30:170
64209940,3cyclictest29185-21ntp_states22:40:170
64209940,3cyclictest23581-21cpu21:10:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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