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2026-01-11 - 11:00

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 376 highest latencies:
System rack8slot6s.osadl.org (updated Sun Jan 11, 2026 00:43:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2140993535,0cyclictest16844-21fwupd22:24:412
2131991918,1cyclictest65850irq/126-lan22:15:180
2131991918,1cyclictest65850irq/126-lan20:35:110
2131991818,0cyclictest743-21snmpd00:19:080
2131991818,0cyclictest65850irq/126-lan23:59:580
2131991818,0cyclictest65850irq/126-lan23:00:120
2131991818,0cyclictest65850irq/126-lan22:26:020
2131991818,0cyclictest65850irq/126-lan20:55:190
2131991818,0cyclictest65850irq/126-lan20:30:210
2131991817,1cyclictest65850irq/126-lan21:57:180
2131991817,1cyclictest65850irq/126-lan21:57:180
2131991717,0cyclictest65850irq/126-lan23:18:340
2131991717,0cyclictest65850irq/126-lan23:10:120
2131991717,0cyclictest65850irq/126-lan22:00:220
2131991717,0cyclictest65850irq/126-lan21:21:210
2131991717,0cyclictest65850irq/126-lan20:26:060
2131991717,0cyclictest65850irq/126-lan19:40:120
2131991716,1cyclictest65850irq/126-lan23:05:130
2131991716,1cyclictest65850irq/126-lan22:45:140
2131991716,1cyclictest65850irq/126-lan22:30:160
2131991616,0cyclictest743-21snmpd20:54:400
2131991616,0cyclictest65850irq/126-lan22:40:170
2131991616,0cyclictest65850irq/126-lan22:35:000
2131991616,0cyclictest65850irq/126-lan21:30:000
2131991616,0cyclictest65850irq/126-lan21:15:170
2131991616,0cyclictest65850irq/126-lan19:30:000
2131991616,0cyclictest65850irq/126-lan00:38:230
2131991616,0cyclictest65850irq/126-lan00:30:130
2131991616,0cyclictest65850irq/126-lan00:25:150
2131991615,1cyclictest65850irq/126-lan22:20:010
2131991615,1cyclictest65850irq/126-lan21:50:140
2131991615,1cyclictest65850irq/126-lan21:44:210
2131991615,1cyclictest65850irq/126-lan21:25:120
2131991615,1cyclictest65850irq/126-lan20:48:560
2131991615,1cyclictest65850irq/126-lan20:00:170
2131991615,1cyclictest65850irq/126-lan19:15:100
2131991615,1cyclictest65850irq/126-lan19:13:350
2131991515,0cyclictest743-21snmpd20:10:200
2131991515,0cyclictest743-21snmpd00:23:120
2131991515,0cyclictest65850irq/126-lan23:41:220
2131991515,0cyclictest65850irq/126-lan21:45:170
2131991515,0cyclictest65850irq/126-lan21:37:220
2131991515,0cyclictest65850irq/126-lan21:10:050
2131991515,0cyclictest65850irq/126-lan20:16:210
2131991514,1cyclictest65850irq/126-lan19:25:120
2131991414,0cyclictest743-21snmpd22:57:350
2131991414,0cyclictest743-21snmpd21:09:160
2131991414,0cyclictest65850irq/126-lan23:50:210
2131991414,0cyclictest65850irq/126-lan23:45:140
2131991414,0cyclictest65850irq/126-lan23:39:040
2131991414,0cyclictest65850irq/126-lan23:30:140
2131991414,0cyclictest65850irq/126-lan23:25:100
2131991414,0cyclictest65850irq/126-lan22:05:170
2131991414,0cyclictest65850irq/126-lan21:00:150
2131991414,0cyclictest65850irq/126-lan20:05:120
2131991414,0cyclictest65850irq/126-lan00:10:200
2131991414,0cyclictest65850irq/126-lan00:00:150
2131991313,0cyclictest743-21snmpd19:35:340
2131991313,0cyclictest743-21snmpd00:09:110
2131991313,0cyclictest65850irq/126-lan19:20:190
2131991312,1cyclictest65850irq/126-lan20:40:140
2131991312,1cyclictest65850irq/126-lan19:45:120
2131991212,0cyclictest65850irq/126-lan23:20:150
2131991212,0cyclictest65850irq/126-lan20:20:170
2131991212,0cyclictest65850irq/126-lan19:55:220
2131991212,0cyclictest65850irq/126-lan19:50:170
2131991211,1cyclictest65850irq/126-lan22:10:110
21409998,1cyclictest743-21snmpd23:45:112
21409998,1cyclictest743-21snmpd21:52:302
21409998,1cyclictest741-21lldpd23:41:092
21369998,1cyclictest743-21snmpd22:35:251
21369998,1cyclictest743-21snmpd20:31:161
21369998,1cyclictest743-21snmpd20:07:261
21369998,1cyclictest743-21snmpd19:42:081
21459988,0cyclictest743-21snmpd19:54:043
21459988,0cyclictest741-21lldpd21:05:343
21459988,0cyclictest506-21systemd-resolve20:09:093
21459987,1cyclictest743-21snmpd23:22:333
21459987,1cyclictest743-21snmpd21:03:043
21459987,1cyclictest741-21lldpd22:16:593
21459987,1cyclictest741-21lldpd20:27:493
21459987,1cyclictest741-21lldpd19:40:483
21459987,1cyclictest11164-21ntp_kernel_pll_19:30:163
21459986,2cyclictest8815-21cat19:25:143
21459986,2cyclictest743-21snmpd22:49:033
21459986,2cyclictest743-21snmpd00:21:483
21409988,0cyclictest743-21snmpd23:07:502
21409988,0cyclictest743-21snmpd22:12:122
21409988,0cyclictest743-21snmpd21:23:112
21409988,0cyclictest743-21snmpd21:18:082
21409988,0cyclictest743-21snmpd00:39:002
21409988,0cyclictest741-21lldpd21:49:522
21409988,0cyclictest741-21lldpd20:40:362
21409988,0cyclictest741-21lldpd20:20:542
21409988,0cyclictest741-21lldpd00:06:262
21409987,1cyclictest743-21snmpd20:02:112
21409986,2cyclictest743-21snmpd20:45:032
21369988,0cyclictest743-21snmpd23:49:431
21369988,0cyclictest741-21lldpd21:05:281
21369987,1cyclictest741-21lldpd00:24:261
21369987,1cyclictest522-21avahi-daemon22:23:221
21369986,2cyclictest743-21snmpd23:31:131
21369986,2cyclictest743-21snmpd22:07:061
21369986,2cyclictest743-21snmpd21:58:421
21369986,2cyclictest743-21snmpd21:58:421
21369986,2cyclictest743-21snmpd20:46:191
21369986,2cyclictest743-21snmpd20:29:181
21369986,2cyclictest743-21snmpd00:03:311
21459977,0cyclictest743-21snmpd22:51:023
21459977,0cyclictest743-21snmpd21:33:153
21459977,0cyclictest743-21snmpd20:42:433
21459977,0cyclictest743-21snmpd19:10:243
21459977,0cyclictest743-21snmpd00:16:303
21459977,0cyclictest741-21lldpd23:26:193
21459977,0cyclictest741-21lldpd23:11:003
21459977,0cyclictest741-21lldpd22:05:573
21459977,0cyclictest741-21lldpd21:54:253
21459977,0cyclictest741-21lldpd21:44:473
21459977,0cyclictest741-21lldpd20:51:163
21459977,0cyclictest741-21lldpd20:17:303
21459977,0cyclictest741-21lldpd20:10:153
21459976,1cyclictest743-21snmpd23:54:053
21459976,1cyclictest743-21snmpd23:39:523
21459976,1cyclictest743-21snmpd22:42:353
21459976,1cyclictest743-21snmpd22:03:003
21459976,1cyclictest743-21snmpd21:59:253
21459976,1cyclictest743-21snmpd21:59:243
21459976,1cyclictest743-21snmpd19:57:113
21459976,1cyclictest23243-21gltestperf20:00:143
21459975,2cyclictest743-21snmpd21:25:383
21459975,2cyclictest13600-21cat20:55:143
21409977,0cyclictest743-21snmpd23:01:452
21409977,0cyclictest743-21snmpd20:18:412
21409977,0cyclictest741-21lldpd20:27:512
21409977,0cyclictest741-21lldpd19:24:252
21409977,0cyclictest741-21lldpd00:27:202
21409977,0cyclictest522-21avahi-daemon23:15:052
21409977,0cyclictest522-21avahi-daemon00:30:572
21409976,1cyclictest743-21snmpd20:34:542
21409976,1cyclictest522-21avahi-daemon19:55:012
21409976,1cyclictest14524-21cpuspeed_turbos19:40:132
21409975,2cyclictest743-21snmpd22:25:342
21409975,2cyclictest743-21snmpd22:08:002
21409975,2cyclictest743-21snmpd21:00:142
21409975,2cyclictest743-21snmpd20:55:222
21369977,0cyclictest743-21snmpd23:38:341
21369977,0cyclictest743-21snmpd23:06:291
21369977,0cyclictest743-21snmpd21:30:301
21369977,0cyclictest743-21snmpd00:11:401
21369977,0cyclictest741-21lldpd23:23:261
21369977,0cyclictest741-21lldpd22:51:541
21369977,0cyclictest741-21lldpd22:10:551
21369977,0cyclictest741-21lldpd19:45:591
21369977,0cyclictest741-21lldpd19:38:091
21369976,1cyclictest743-21snmpd00:29:061
21369976,1cyclictest741-21lldpd21:53:541
21369976,1cyclictest741-21lldpd21:24:211
21369976,1cyclictest522-21avahi-daemon21:25:221
21369975,2cyclictest743-21snmpd22:15:351
21369975,2cyclictest743-21snmpd21:47:191
21369975,2cyclictest743-21snmpd20:56:011
21369975,2cyclictest743-21snmpd20:12:321
21319975,2cyclictest743-21snmpd22:53:560
21459966,0cyclictest743-21snmpd21:15:293
21459966,0cyclictest741-21lldpd23:48:523
21459966,0cyclictest741-21lldpd19:49:533
21459966,0cyclictest522-21avahi-daemon22:14:253
21459965,1cyclictest743-21snmpd19:20:033
21459965,1cyclictest743-21snmpd00:07:473
21459965,1cyclictest6892-21fschecks_time00:35:143
21459965,1cyclictest522-21avahi-daemon22:28:063
21459965,1cyclictest22873-21cpuspeed_turbos23:55:113
21459964,2cyclictest743-21snmpd23:19:013
21459964,2cyclictest743-21snmpd21:46:123
21459964,2cyclictest743-21snmpd20:20:563
21459963,2cyclictest16853-21pool-fwupdmgr22:24:413
21459962,3cyclictest244-20systemd-journal20:46:333
21459962,3cyclictest1380-21gpg-connect-age23:04:593
21409966,0cyclictest743-21snmpd23:25:062
21409966,0cyclictest743-21snmpd19:46:432
21409966,0cyclictest743-21snmpd19:37:372
21409966,0cyclictest741-21lldpd21:55:422
21409966,0cyclictest741-21lldpd21:55:412
21409966,0cyclictest741-21lldpd20:09:202
21409965,1cyclictest743-21snmpd23:31:372
21409965,1cyclictest743-21snmpd23:24:482
21409965,1cyclictest741-21lldpd23:36:382
21409965,1cyclictest4748-21cpuspeed_turbos20:35:112
21409963,2cyclictest27666-21apt-get22:50:102
21409963,2cyclictest244-20systemd-journal00:20:152
21409963,2cyclictest23393-21awk22:40:002
21409962,3cyclictest5188-21ntpq19:15:152
21409962,3cyclictest26560-21sed22:45:192
21409962,3cyclictest21036-21grep23:50:132
21369966,0cyclictest743-21snmpd23:15:371
21369966,0cyclictest743-21snmpd23:11:501
21369966,0cyclictest743-21snmpd19:50:491
21369966,0cyclictest743-21snmpd19:30:161
21369966,0cyclictest741-21lldpd22:42:221
21369966,0cyclictest741-21lldpd20:35:281
21369965,1cyclictest743-21snmpd21:02:501
21369965,1cyclictest6737-21cpuspeed_turbos00:35:131
21459955,0cyclictest743-21snmpd22:33:313
21459955,0cyclictest743-21snmpd00:29:083
21459955,0cyclictest741-21lldpd23:00:593
21459954,1cyclictest743-21snmpd19:15:303
21459954,1cyclictest4725-21cpuspeed_turbos00:30:113
21459954,1cyclictest4418-21turbostat20:35:003
21459953,2cyclictest743-21snmpd00:11:253
21459952,3cyclictest23842-21memory21:20:153
21459952,2cyclictest5220-21sed20:35:143
21459952,2cyclictest30427-21ntp_kernel_pll_22:55:153
21459951,3cyclictest29620-21fw_forwarded_lo21:35:133
21459950,4cyclictest22344-21ntpq22:35:223
21459950,4cyclictest13027-21ntpq23:30:173
21409955,0cyclictest743-21snmpd23:12:542
21409955,0cyclictest743-21snmpd21:31:362
21409955,0cyclictest522-21avahi-daemon19:51:002
21409955,0cyclictest522-21avahi-daemon19:34:122
21409954,1cyclictest743-21snmpd20:52:432
21409954,1cyclictest522-21avahi-daemon22:40:252
21409952,3cyclictest557-21NetworkManager00:14:002
21409952,2cyclictest9596-21sort19:25:212
21409952,2cyclictest575-21rs:main2
21409952,2cyclictest575-21rs:main2
21409952,2cyclictest334-21sed00:19:592
21409952,2cyclictest244-20systemd-journal20:13:442
21409952,2cyclictest23641-21ld23:55:162
21409952,2cyclictest19729-21wc22:30:152
21409952,2cyclictest18534-21grep21:05:212
21409950,4cyclictest7887-21ntp_states22:00:182
21369955,0cyclictest743-21snmpd22:28:191
21369955,0cyclictest741-21lldpd22:31:191
21369955,0cyclictest11236-21cpuspeed_turbos20:50:111
21369954,1cyclictest743-21snmpd23:25:451
21369954,1cyclictest741-21lldpd19:17:431
21369953,2cyclictest743-21snmpd23:43:071
21369953,2cyclictest743-21snmpd22:57:321
21369953,2cyclictest743-21snmpd20:16:021
21369953,2cyclictest743-21snmpd19:58:501
21369953,2cyclictest27974-21sed00:05:221
21369952,2cyclictest32602-21sed21:40:201
21369952,2cyclictest31722-21ntp_192.168.11420:20:161
21369952,2cyclictest26526-21nvmesmart_nvme022:45:181
21369952,2cyclictest23667-21ntp_kernel_err20:00:171
21369952,2cyclictest21774-21ps23:50:191
21369952,2cyclictest21245-21apt-get21:15:111
21369951,3cyclictest23093-21fw_forwarded_lo23:55:121
21369951,3cyclictest19579-21grep21:10:131
21459942,2cyclictest743-21snmpd21:10:013
21459941,3cyclictest17637-21sed23:40:223
21459941,3cyclictest12470-21wc19:35:103
21459941,2cyclictest24841-21acpi00:00:113
21409943,1cyclictest24939-21cpuspeed_turbos00:00:112
21409941,3cyclictest557-21NetworkManager19:10:042
21409941,2cyclictest31662-21gltestperf21:40:122
21409941,2cyclictest30105-21cat22:55:132
21409941,2cyclictest29893-21expr21:35:152
21409940,3cyclictest13644-21memory22:15:162
21369944,0cyclictest7414-21gltestperf22:00:141
21369944,0cyclictest0-21swapper/100:15:121
21369943,1cyclictest0-21swapper/119:20:101
21369942,2cyclictest31711-21apt-get23:00:111
21369941,2cyclictest8757-21expr19:25:141
21369941,2cyclictest30822-21seq21:37:021
21369940,4cyclictest5358-21ntpq00:30:151
21369940,3cyclictest7842-21ntp_192.168.11420:40:161
21369940,3cyclictest2486-21diskstats19:10:121
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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