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2025-11-24 - 12:07

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 Mon Nov 24, 2025 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2627993434,0cyclictest8817-21fwupd22:34:410
2639991918,1cyclictest66850irq/125-lan23:59:533
2639991918,1cyclictest66850irq/125-lan23:05:213
2639991918,1cyclictest66850irq/125-lan23:00:033
2639991918,1cyclictest66850irq/125-lan22:11:203
2639991918,1cyclictest66850irq/125-lan21:20:503
2639991918,1cyclictest66850irq/125-lan19:50:183
2639991918,1cyclictest66850irq/125-lan00:30:133
2639991818,0cyclictest66850irq/125-lan23:25:163
2639991818,0cyclictest66850irq/125-lan22:51:393
2639991818,0cyclictest66850irq/125-lan22:45:293
2639991818,0cyclictest66850irq/125-lan22:22:043
2639991818,0cyclictest66850irq/125-lan21:55:383
2639991818,0cyclictest66850irq/125-lan21:53:463
2639991818,0cyclictest66850irq/125-lan21:44:333
2639991818,0cyclictest66850irq/125-lan21:16:053
2639991817,1cyclictest66850irq/125-lan23:45:153
2639991817,1cyclictest66850irq/125-lan23:41:433
2639991817,1cyclictest66850irq/125-lan23:34:033
2639991817,1cyclictest66850irq/125-lan23:23:453
2639991817,1cyclictest66850irq/125-lan22:55:113
2639991817,1cyclictest66850irq/125-lan22:38:293
2639991817,1cyclictest66850irq/125-lan22:31:543
2639991817,1cyclictest66850irq/125-lan22:25:313
2639991817,1cyclictest66850irq/125-lan22:04:253
2639991817,1cyclictest66850irq/125-lan22:04:253
2639991817,1cyclictest66850irq/125-lan21:33:233
2639991817,1cyclictest66850irq/125-lan00:20:143
2639991817,1cyclictest66850irq/125-lan00:11:153
2639991817,1cyclictest66850irq/125-lan00:05:243
2639991717,0cyclictest66850irq/125-lan23:17:283
2639991717,0cyclictest66850irq/125-lan23:11:303
2639991717,0cyclictest66850irq/125-lan22:41:403
2639991717,0cyclictest66850irq/125-lan21:25:193
2639991716,1cyclictest66850irq/125-lan23:39:353
2639991716,1cyclictest66850irq/125-lan22:15:133
2639991716,1cyclictest66850irq/125-lan22:06:513
2639991716,1cyclictest66850irq/125-lan21:45:153
2639991716,1cyclictest66850irq/125-lan21:36:273
2639991716,1cyclictest66850irq/125-lan20:50:153
2639991716,1cyclictest66850irq/125-lan20:45:133
2639991716,1cyclictest66850irq/125-lan20:30:523
2639991716,1cyclictest66850irq/125-lan20:10:173
2639991716,1cyclictest66850irq/125-lan19:20:163
2639991716,1cyclictest66850irq/125-lan19:10:523
2639991716,1cyclictest66850irq/125-lan00:35:133
2639991716,1cyclictest66850irq/125-lan00:02:133
2639991616,0cyclictest66850irq/125-lan20:18:523
2639991616,0cyclictest66850irq/125-lan00:25:353
2639991615,1cyclictest66850irq/125-lan23:51:353
2639991615,1cyclictest66850irq/125-lan21:12:313
2639991615,1cyclictest66850irq/125-lan20:35:213
2639991615,1cyclictest66850irq/125-lan20:25:183
2639991615,1cyclictest66850irq/125-lan20:22:213
2639991615,1cyclictest66850irq/125-lan19:30:183
2639991615,1cyclictest66850irq/125-lan19:18:013
2639991615,1cyclictest66850irq/125-lan00:16:403
2639991515,0cyclictest66850irq/125-lan20:40:143
2639991515,0cyclictest66850irq/125-lan20:08:503
2639991514,1cyclictest66850irq/125-lan19:25:233
2639991313,0cyclictest66850irq/125-lan20:58:583
2639991313,0cyclictest66850irq/125-lan19:55:133
2639991313,0cyclictest66850irq/125-lan19:45:123
2639991312,1cyclictest66850irq/125-lan21:05:143
2639991312,1cyclictest66850irq/125-lan20:00:213
2639991211,1cyclictest66850irq/125-lan19:40:233
2639991211,1cyclictest66850irq/125-lan19:35:163
2627991110,1cyclictest771-21snmpd21:45:310
2639991010,0cyclictest66850irq/125-lan21:00:183
263599108,2cyclictest517-21systemd-resolve22:13:242
263599107,3cyclictest771-21snmpd23:12:212
263599107,3cyclictest769-21lldpd19:51:032
263599106,1cyclictest590-21gmain23:39:212
263599106,1cyclictest524-21avahi-daemon22:42:252
263599105,2cyclictest32223-21cat22:25:162
26359998,1cyclictest771-21snmpd21:46:242
26359997,2cyclictest769-21lldpd23:52:502
26359995,1cyclictest771-21snmpd20:33:152
26359993,3cyclictest255-20systemd-journal19:10:532
26309998,1cyclictest771-21snmpd22:22:321
26309998,1cyclictest771-21snmpd20:52:371
26309998,1cyclictest771-21snmpd20:18:451
26309998,1cyclictest524-21avahi-daemon00:17:021
26279998,1cyclictest771-21snmpd22:55:120
26279998,1cyclictest771-21snmpd21:02:350
26279998,1cyclictest771-21snmpd00:17:170
26359988,0cyclictest771-21snmpd23:22:132
26359988,0cyclictest769-21lldpd23:57:582
26359988,0cyclictest769-21lldpd22:20:502
26359988,0cyclictest769-21lldpd00:07:562
26359987,1cyclictest524-21avahi-daemon21:31:562
26359987,1cyclictest517-21systemd-resolve23:15:512
26359987,1cyclictest517-21systemd-resolve22:06:332
26359986,2cyclictest749-21ntpd20:53:512
26359986,2cyclictest749-21ntpd19:55:312
26359986,2cyclictest749-21ntpd19:41:192
26359986,2cyclictest749-21ntpd19:21:012
26359986,0cyclictest769-21lldpd19:45:152
26359985,1cyclictest524-21avahi-daemon23:25:402
26309988,0cyclictest771-21snmpd19:22:341
26309988,0cyclictest771-21snmpd00:12:531
26309988,0cyclictest769-21lldpd20:33:201
26309988,0cyclictest769-21lldpd19:25:261
26309988,0cyclictest769-21lldpd00:37:331
26309988,0cyclictest517-21systemd-resolve22:53:301
26309987,1cyclictest771-21snmpd21:08:161
26309987,1cyclictest771-21snmpd20:13:001
26309987,1cyclictest771-21snmpd20:03:111
26309987,1cyclictest771-21snmpd19:19:121
26309987,1cyclictest769-21lldpd21:21:491
26309987,1cyclictest524-21avahi-daemon23:10:541
26309986,2cyclictest771-21snmpd23:56:591
26309986,2cyclictest771-21snmpd23:02:201
26309986,2cyclictest771-21snmpd19:14:371
26309985,3cyclictest771-21snmpd00:32:211
26279988,0cyclictest771-21snmpd23:52:390
26279988,0cyclictest771-21snmpd23:10:360
26279988,0cyclictest771-21snmpd22:12:400
26279988,0cyclictest771-21snmpd19:53:200
26279988,0cyclictest771-21snmpd00:21:040
26279988,0cyclictest769-21lldpd23:44:460
26279988,0cyclictest769-21lldpd20:37:260
26279987,1cyclictest771-21snmpd23:32:360
26279987,1cyclictest771-21snmpd22:43:080
26279987,1cyclictest771-21snmpd20:26:430
26279987,1cyclictest771-21snmpd20:09:140
26279987,1cyclictest771-21snmpd00:10:590
26279987,1cyclictest769-21lldpd19:16:010
26279987,1cyclictest524-21avahi-daemon23:00:190
26279986,2cyclictest771-21snmpd21:39:590
26279985,3cyclictest11743-21cat19:30:150
26359977,0cyclictest771-21snmpd23:09:182
26359977,0cyclictest771-21snmpd22:02:152
26359977,0cyclictest771-21snmpd22:02:152
26359977,0cyclictest771-21snmpd19:38:372
26359977,0cyclictest769-21lldpd00:35:022
26359976,1cyclictest771-21snmpd21:41:542
26359976,1cyclictest541-21systemd-logind00:16:212
26359976,1cyclictest524-21avahi-daemon23:32:332
26359976,1cyclictest524-21avahi-daemon21:16:392
26359975,2cyclictest771-21snmpd22:36:022
26359975,2cyclictest771-21snmpd21:26:392
26359975,2cyclictest771-21snmpd20:40:042
26359973,3cyclictest8539-21ssh22:34:182
26359973,3cyclictest4146-21ssh21:57:302
26309977,0cyclictest771-21snmpd23:50:281
26309977,0cyclictest771-21snmpd22:32:221
26309977,0cyclictest771-21snmpd21:14:591
26309977,0cyclictest771-21snmpd20:49:341
26309977,0cyclictest769-21lldpd22:14:161
26309977,0cyclictest769-21lldpd19:38:351
26309977,0cyclictest769-21lldpd00:06:451
26309977,0cyclictest524-21avahi-daemon22:48:111
26309976,1cyclictest771-21snmpd21:59:131
26309976,1cyclictest771-21snmpd20:09:441
26309976,1cyclictest524-21avahi-daemon23:05:121
26309976,1cyclictest524-21avahi-daemon21:40:531
26309976,1cyclictest524-21avahi-daemon00:04:481
26309976,1cyclictest23799-21needreboot23:20:201
26309975,2cyclictest771-21snmpd20:28:251
26309975,2cyclictest771-21snmpd19:34:251
26309975,2cyclictest22247-21cat19:55:161
26309974,2cyclictest255-20systemd-journal19:50:381
26309973,3cyclictest13773-21ssh22:39:311
26309973,3cyclictest11314-21ssh23:39:351
26279977,0cyclictest771-21snmpd23:25:070
26279977,0cyclictest771-21snmpd22:07:040
26279977,0cyclictest771-21snmpd21:32:330
26279977,0cyclictest771-21snmpd21:27:390
26279977,0cyclictest771-21snmpd20:55:080
26279977,0cyclictest771-21snmpd00:09:040
26279977,0cyclictest769-21lldpd23:16:360
26279977,0cyclictest769-21lldpd21:50:430
26279977,0cyclictest769-21lldpd21:44:300
26279977,0cyclictest769-21lldpd20:02:230
26279977,0cyclictest769-21lldpd19:55:320
26279976,1cyclictest771-21snmpd22:20:320
26279976,1cyclictest771-21snmpd20:13:490
26279976,1cyclictest771-21snmpd00:03:410
26279976,1cyclictest769-21lldpd19:14:020
26279976,1cyclictest7293-21cat19:20:140
26279976,1cyclictest524-21avahi-daemon21:18:000
26279976,1cyclictest25174-21fschecks_time00:25:150
26279976,1cyclictest25067-21cpuspeed_turbos22:50:130
26279976,1cyclictest23500-21gltestperf23:20:170
26279975,2cyclictest771-21snmpd23:48:210
26279975,2cyclictest771-21snmpd22:16:370
26279975,2cyclictest771-21snmpd21:08:430
26279975,2cyclictest771-21snmpd19:43:080
26279973,3cyclictest9016-21ssh22:02:080
26279973,3cyclictest9016-21ssh22:02:070
26359966,0cyclictest769-21lldpd00:13:442
26359965,1cyclictest771-21snmpd20:39:272
26359965,1cyclictest749-21ntpd19:25:042
26359965,1cyclictest517-21systemd-resolve20:09:542
26359965,1cyclictest517-21systemd-resolve00:20:252
26359965,1cyclictest25349-21gltestperf22:50:152
26359965,1cyclictest12647-21unixbench_singl19:30:222
26359963,2cyclictest749-21ntpd20:15:192
26359962,3cyclictest3811-21ssh00:03:582
26359962,3cyclictest31484-21ssh22:55:332
26359962,3cyclictest28169-21fw_packets20:10:162
26359962,3cyclictest26681-21ssh00:25:542
26359962,3cyclictest23348-21ssh22:15:502
26359962,3cyclictest22141-21ssh21:11:402
26359962,3cyclictest20863-21ntp_states22:45:162
26359962,3cyclictest14273-21ssh23:41:302
26359960,6cyclictest550-21NetworkManager20:45:512
26309966,0cyclictest769-21lldpd21:32:491
26309965,1cyclictest584-21in:imuxsock21:00:531
26309965,1cyclictest524-21avahi-daemon23:27:021
26309965,1cyclictest15983-21needreboot19:40:181
26309965,1cyclictest1-21systemd20:41:281
26309964,2cyclictest771-21snmpd23:18:361
26309964,2cyclictest771-21snmpd22:17:281
26309964,2cyclictest771-21snmpd22:03:311
26309964,2cyclictest771-21snmpd22:03:301
26309964,2cyclictest771-21snmpd19:45:251
26309963,3cyclictest3376-21ntp_states21:25:201
26309963,3cyclictest13986-21sed21:35:211
26309963,2cyclictest586-21rs:main1
26309963,2cyclictest255-20systemd-journal22:43:541
26309962,3cyclictest550-21NetworkManager20:20:451
26309962,3cyclictest20169-21seq00:20:101
26309962,3cyclictest14343-21ssh22:07:291
26279966,0cyclictest771-21snmpd23:38:360
26279966,0cyclictest771-21snmpd00:38:530
26279966,0cyclictest769-21lldpd20:50:140
26279966,0cyclictest769-21lldpd20:24:300
26279965,1cyclictest771-21snmpd20:43:370
26279965,1cyclictest524-21avahi-daemon22:35:240
26279965,1cyclictest524-21avahi-daemon21:11:240
26279964,2cyclictest771-21snmpd21:22:170
26279964,2cyclictest771-21snmpd19:47:070
26279963,3cyclictest550-21NetworkManager00:33:110
26279963,3cyclictest27720-21memory23:55:160
26279963,2cyclictest586-21rs:main0
26359955,0cyclictest771-21snmpd19:18:092
26359954,1cyclictest769-21lldpd20:22:342
26359952,2cyclictest30223-21wc00:30:152
26359952,2cyclictest29907-21unixbench_multi21:50:212
26359952,2cyclictest24399-21cat20:00:152
26359952,2cyclictest18901-21cat21:05:212
26359952,2cyclictest17072-21dpkg23:45:102
26359952,2cyclictest16153-21tr21:00:162
26359952,2cyclictest14714-21ssh21:36:092
26359951,3cyclictest29658-21ssh21:20:012
26309955,0cyclictest771-21snmpd21:19:441
26309955,0cyclictest769-21lldpd23:30:501
26309955,0cyclictest769-21lldpd20:36:341
26309954,1cyclictest524-21avahi-daemon21:45:591
26309952,3cyclictest550-21NetworkManager20:55:161
26309952,2cyclictest26626-21ssh00:25:491
26309952,2cyclictest2624-21ssh22:28:001
26309952,2cyclictest20045-21ssh23:47:361
26309952,2cyclictest13639-21ssh23:40:371
26309951,3cyclictest30391-21ssh21:50:581
26279955,0cyclictest769-21lldpd19:36:050
26279955,0cyclictest524-21avahi-daemon20:49:520
26279955,0cyclictest32159-21gltestperf22:25:170
26279953,2cyclictest771-21snmpd20:33:250
26279953,2cyclictest771-21snmpd20:15:240
26279953,2cyclictest749-21ntpd23:07:500
26359943,1cyclictest0-21swapper/223:00:102
26359941,2cyclictest14423-21ntp_kernel_pll_20:55:162
26359940,4cyclictest2345-21ntpq20:25:182
26279944,0cyclictest769-21lldpd21:55:100
26279940,4cyclictest9725-21ntpq19:25:200
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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