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2026-03-22 - 12:42

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 all highest latencies:
System rack8slot6s.osadl.org (updated Sun Mar 22, 2026 00:43:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
4046993434,0cyclictest10929-21fwupd22:02:562
4046991818,0cyclictest743-21snmpd23:47:082
4046991818,0cyclictest743-21snmpd22:11:382
4046991818,0cyclictest743-21snmpd21:59:322
4046991818,0cyclictest743-21snmpd21:37:212
4042991817,1cyclictest65850irq/126-lan22:38:361
4042991817,1cyclictest65850irq/126-lan22:30:211
4042991817,1cyclictest65850irq/126-lan22:10:171
4042991817,1cyclictest65850irq/126-lan00:35:181
4042991717,0cyclictest65850irq/126-lan23:42:391
4042991717,0cyclictest65850irq/126-lan23:35:151
4042991717,0cyclictest65850irq/126-lan22:54:091
4042991717,0cyclictest65850irq/126-lan21:07:551
4042991717,0cyclictest65850irq/126-lan19:55:001
4042991717,0cyclictest65850irq/126-lan19:35:181
4042991717,0cyclictest65850irq/126-lan19:30:161
4042991717,0cyclictest65850irq/126-lan00:30:141
4042991716,1cyclictest65850irq/126-lan22:09:091
4042991716,1cyclictest65850irq/126-lan21:20:141
4042991716,1cyclictest65850irq/126-lan19:50:181
4042991616,0cyclictest65850irq/126-lan22:55:141
4042991616,0cyclictest65850irq/126-lan20:35:171
4042991615,1cyclictest65850irq/126-lan23:10:121
4042991615,1cyclictest65850irq/126-lan23:05:191
4042991615,1cyclictest65850irq/126-lan21:45:131
4042991615,1cyclictest65850irq/126-lan21:35:101
4042991615,1cyclictest65850irq/126-lan19:20:161
4042991615,1cyclictest65850irq/126-lan19:10:141
4046991515,0cyclictest743-21snmpd22:22:142
4042991515,0cyclictest65850irq/126-lan22:15:561
4042991515,0cyclictest65850irq/126-lan20:15:111
4042991514,1cyclictest65850irq/126-lan23:55:111
4042991514,1cyclictest65850irq/126-lan23:25:141
4042991514,1cyclictest65850irq/126-lan23:15:181
4042991514,1cyclictest65850irq/126-lan23:00:121
4042991514,1cyclictest65850irq/126-lan22:45:111
4042991514,1cyclictest65850irq/126-lan20:45:111
4042991514,1cyclictest65850irq/126-lan20:40:131
4042991514,1cyclictest65850irq/126-lan00:27:561
4042991514,1cyclictest65850irq/126-lan00:09:261
4042991414,0cyclictest65850irq/126-lan23:50:181
4042991414,0cyclictest65850irq/126-lan23:20:551
4042991414,0cyclictest65850irq/126-lan22:00:191
4042991414,0cyclictest65850irq/126-lan21:12:271
4042991414,0cyclictest65850irq/126-lan20:22:231
4042991413,1cyclictest65850irq/126-lan23:45:131
4042991413,1cyclictest65850irq/126-lan19:45:111
4042991413,1cyclictest65850irq/126-lan19:41:551
4042991413,1cyclictest65850irq/126-lan00:10:161
4042991313,0cyclictest65850irq/126-lan22:25:241
4042991313,0cyclictest65850irq/126-lan20:25:171
4042991313,0cyclictest65850irq/126-lan00:00:121
4042991312,1cyclictest65850irq/126-lan21:25:211
4042991312,1cyclictest65850irq/126-lan00:15:181
4042991212,0cyclictest65850irq/126-lan20:50:141
4042991212,0cyclictest65850irq/126-lan20:00:141
4042991212,0cyclictest65850irq/126-lan19:25:121
4042991211,1cyclictest65850irq/126-lan21:50:201
4042991211,1cyclictest65850irq/126-lan21:30:131
4042991211,1cyclictest65850irq/126-lan20:05:151
4042991111,0cyclictest65850irq/126-lan20:30:141
4042991110,1cyclictest65850irq/126-lan21:55:141
4042991110,1cyclictest65850irq/126-lan20:11:131
404299109,1cyclictest65850irq/126-lan22:20:171
404299109,1cyclictest65850irq/126-lan20:55:171
404299109,1cyclictest65850irq/126-lan00:20:171
4042991010,0cyclictest65850irq/126-lan19:15:201
40519998,1cyclictest743-21snmpd23:27:203
40519998,1cyclictest743-21snmpd22:42:303
40519998,1cyclictest741-21lldpd19:39:193
40519998,1cyclictest741-21lldpd00:08:473
40469998,1cyclictest743-21snmpd22:48:482
40429999,0cyclictest65850irq/126-lan21:00:171
40359998,1cyclictest743-21snmpd23:11:060
40359998,1cyclictest743-21snmpd21:00:440
40359998,1cyclictest743-21snmpd00:18:030
40359996,3cyclictest743-21snmpd19:56:420
40519988,0cyclictest743-21snmpd20:56:593
40519988,0cyclictest743-21snmpd20:26:073
40519988,0cyclictest741-21lldpd21:51:373
40519987,1cyclictest743-21snmpd23:19:373
40519987,1cyclictest743-21snmpd22:07:343
40519987,1cyclictest743-21snmpd19:21:353
40519987,1cyclictest743-21snmpd00:29:393
40519987,1cyclictest741-21lldpd21:17:273
40519987,1cyclictest522-21avahi-daemon20:21:293
40519987,1cyclictest522-21avahi-daemon19:50:093
40519987,1cyclictest522-21avahi-daemon19:29:383
40519986,2cyclictest743-21snmpd22:27:543
40519986,2cyclictest743-21snmpd21:11:273
40519986,2cyclictest743-21snmpd19:31:373
40469988,0cyclictest741-21lldpd22:41:092
40469988,0cyclictest741-21lldpd20:54:042
40469988,0cyclictest741-21lldpd20:01:562
40469988,0cyclictest741-21lldpd00:23:502
40469987,1cyclictest743-21snmpd20:22:322
40469987,1cyclictest741-21lldpd23:30:362
40469986,2cyclictest743-21snmpd20:28:462
40469986,2cyclictest743-21snmpd19:28:362
40469986,2cyclictest743-21snmpd00:29:482
40429987,1cyclictest65850irq/126-lan22:40:101
40429987,1cyclictest65850irq/126-lan21:40:201
40429987,1cyclictest522-21avahi-daemon21:15:121
40359988,0cyclictest743-21snmpd19:23:000
40359988,0cyclictest741-21lldpd23:09:450
40359988,0cyclictest741-21lldpd22:37:320
40359988,0cyclictest741-21lldpd22:22:000
40359988,0cyclictest741-21lldpd21:12:060
40359988,0cyclictest741-21lldpd00:04:400
40359987,1cyclictest743-21snmpd22:17:350
40359987,1cyclictest741-21lldpd23:27:210
40359987,1cyclictest741-21lldpd19:30:310
40359987,1cyclictest522-21avahi-daemon19:37:170
40359986,2cyclictest743-21snmpd22:44:140
40359986,2cyclictest743-21snmpd20:55:060
40359986,2cyclictest743-21snmpd20:54:350
40359986,2cyclictest743-21snmpd20:41:450
40359986,2cyclictest743-21snmpd20:09:110
40519977,0cyclictest743-21snmpd23:13:043
40519977,0cyclictest743-21snmpd23:06:153
40519977,0cyclictest743-21snmpd22:35:053
40519977,0cyclictest743-21snmpd20:48:173
40519977,0cyclictest743-21snmpd20:15:223
40519977,0cyclictest743-21snmpd00:37:153
40519977,0cyclictest741-21lldpd23:58:273
40519977,0cyclictest741-21lldpd23:34:483
40519977,0cyclictest741-21lldpd23:21:093
40519977,0cyclictest741-21lldpd22:48:323
40519977,0cyclictest741-21lldpd22:12:313
40519977,0cyclictest741-21lldpd21:02:473
40519977,0cyclictest741-21lldpd20:06:023
40519977,0cyclictest741-21lldpd00:01:043
40519977,0cyclictest522-21avahi-daemon21:59:043
40519977,0cyclictest17484-21cron23:40:003
40519976,1cyclictest23587-21gltestperf19:55:133
40519975,2cyclictest743-21snmpd22:00:343
40519975,2cyclictest743-21snmpd20:39:123
40519975,2cyclictest743-21snmpd19:45:583
40519975,2cyclictest743-21snmpd19:42:153
40519975,2cyclictest743-21snmpd19:16:423
40519975,2cyclictest743-21snmpd00:15:333
40519974,2cyclictest575-21rs:main3
40519973,3cyclictest1540-21perl21:40:123
40469977,0cyclictest743-21snmpd22:39:532
40469977,0cyclictest743-21snmpd22:25:242
40469977,0cyclictest743-21snmpd21:54:522
40469977,0cyclictest743-21snmpd20:31:522
40469977,0cyclictest741-21lldpd21:05:022
40469976,1cyclictest743-21snmpd23:26:102
40469976,1cyclictest743-21snmpd21:18:152
40469976,1cyclictest522-21avahi-daemon21:22:332
40469976,1cyclictest23879-21cpuspeed_turbos23:55:112
40469975,2cyclictest743-21snmpd23:36:522
40469975,2cyclictest743-21snmpd21:33:212
40469975,2cyclictest743-21snmpd00:10:322
40359977,0cyclictest743-21snmpd22:50:060
40359977,0cyclictest743-21snmpd21:18:300
40359977,0cyclictest741-21lldpd22:34:510
40359977,0cyclictest741-21lldpd22:01:370
40359977,0cyclictest741-21lldpd20:11:340
40359977,0cyclictest741-21lldpd20:00:520
40359977,0cyclictest741-21lldpd19:45:020
40359977,0cyclictest741-21lldpd00:05:480
40359977,0cyclictest522-21avahi-daemon21:55:190
40359977,0cyclictest522-21avahi-daemon21:53:000
40359976,1cyclictest743-21snmpd23:57:170
40359976,1cyclictest743-21snmpd21:36:150
40359976,1cyclictest743-21snmpd20:18:460
40359976,1cyclictest743-21snmpd19:53:370
40359976,1cyclictest743-21snmpd19:26:290
40359976,1cyclictest743-21snmpd00:39:370
40359976,1cyclictest743-21snmpd00:30:370
40359976,1cyclictest743-21snmpd00:13:230
40359976,1cyclictest1179-21fschecks_time20:20:110
40359975,2cyclictest743-21snmpd23:48:500
40359975,2cyclictest743-21snmpd22:58:180
40359975,2cyclictest743-21snmpd20:29:070
40359975,2cyclictest743-21snmpd19:44:150
40519966,0cyclictest741-21lldpd22:24:363
40519965,1cyclictest743-21snmpd19:13:353
40519964,2cyclictest743-21snmpd22:52:003
40519963,3cyclictest557-21NetworkManager22:15:013
40519963,2cyclictest743-21snmpd20:10:013
40519962,3cyclictest25767-21diskstats21:20:133
40469966,0cyclictest7493-21unixbench-2d19:15:202
40469966,0cyclictest743-21snmpd23:18:192
40469966,0cyclictest741-21lldpd23:02:472
40469966,0cyclictest741-21lldpd21:11:232
40469966,0cyclictest522-21avahi-daemon22:19:272
40469966,0cyclictest522-21avahi-daemon00:00:012
40469966,0cyclictest506-21systemd-resolve22:34:372
40469965,1cyclictest377-21nvmesmart_nvme022:55:172
40469965,1cyclictest22120-21kworker/2:0+events_freezable_pwr_efficient20:59:512
40469965,1cyclictest22120-21kworker/2:0+events_freezable_pwr_efficient19:42:582
40469965,1cyclictest0-21swapper/222:05:202
40469964,2cyclictest743-21snmpd19:45:152
40469964,2cyclictest743-21snmpd00:17:002
40469963,3cyclictest5930-21fw_conntrack23:10:112
40469963,2cyclictest4030-21cyclictest19:55:162
40469963,2cyclictest17839-21grep21:00:122
40469960,3cyclictest43-21ksoftirqd/221:40:202
40359966,0cyclictest741-21lldpd23:37:150
40359966,0cyclictest741-21lldpd20:38:440
40359966,0cyclictest741-21lldpd00:28:560
40359965,1cyclictest522-21avahi-daemon19:13:560
40359964,2cyclictest743-21snmpd21:30:360
40359964,2cyclictest743-21snmpd21:07:290
40359964,2cyclictest743-21snmpd00:21:120
40359963,2cyclictest575-21rs:main0
40519955,0cyclictest741-21lldpd21:07:143
40519953,2cyclictest743-21snmpd22:30:443
40519953,2cyclictest743-21snmpd21:46:313
40519952,2cyclictest2779-21sed23:00:203
40519952,2cyclictest25438-21df_inode20:00:133
40519952,2cyclictest244-20systemd-journal21:33:443
40519951,3cyclictest5914-21fw_forwarded_lo00:30:133
40519951,3cyclictest22536-21ntpq23:50:163
40469955,0cyclictest741-21lldpd20:10:042
40469955,0cyclictest6138-21latency00:30:152
40469954,1cyclictest4853-21needreboot19:10:152
40469954,1cyclictest27683-21cpuspeed_turbos21:25:112
40469954,1cyclictest22120-21kworker/2:0+events_freezable_pwr_efficient23:22:382
40469954,1cyclictest22120-21kworker/2:0+events_freezable_pwr_efficient20:15:552
40469954,1cyclictest22120-21kworker/2:0+events_freezable_pwr_efficient19:31:592
40469954,1cyclictest22120-21kworker/2:0+events_freezable_pwr_efficient19:21:002
40469953,2cyclictest743-21snmpd19:35:032
40469953,2cyclictest717-21ntpd22:50:242
40469952,3cyclictest7715-21fw_packets20:35:142
40469952,3cyclictest27924-21apt-get00:05:112
40469952,2cyclictest9548-21seq00:36:592
40469952,2cyclictest4250-21ps21:45:182
40469952,2cyclictest21281-21cut19:50:142
40469951,4cyclictest557-21NetworkManager20:06:202
40469951,1cyclictest0-21swapper/223:40:112
40469950,3cyclictest12319-21uname20:45:162
40429951,3cyclictest13891-21diskstats23:30:141
40359955,0cyclictest741-21lldpd22:27:500
40359955,0cyclictest522-21avahi-daemon23:21:520
40359955,0cyclictest522-21avahi-daemon21:25:570
40359954,1cyclictest743-21snmpd22:06:130
40359953,2cyclictest743-21snmpd23:30:080
40359953,2cyclictest743-21snmpd19:19:350
40359952,3cyclictest557-21NetworkManager23:03:300
40359952,3cyclictest557-21NetworkManager21:22:120
40359952,3cyclictest557-21NetworkManager20:34:550
40359952,2cyclictest7876-21fschecks_count23:15:130
40359951,3cyclictest3287-21apt-get21:45:120
40359951,3cyclictest22137-21grep23:50:140
40359950,4cyclictest2101-21ntpq21:40:170
40519943,1cyclictest0-21swapper/320:40:173
40519942,2cyclictest19900-21grep23:45:123
40519942,2cyclictest13902-21cat20:50:133
40519941,2cyclictest1180-21latency_hist21:40:013
40519940,4cyclictest32739-21ntpq22:55:163
40519940,3cyclictest5752-21ntpq20:30:163
40519940,3cyclictest3334-21cron00:25:003
40519940,3cyclictest27711-21grep21:25:113
40519940,3cyclictest17933-21diskstats23:40:113
40469943,1cyclictest21903-21cpuspeed_turbos23:50:122
40469942,2cyclictest9658-21fschecks_count20:40:102
40469941,3cyclictest4941-21sed23:05:192
40359943,1cyclictest12225-21ntpq20:45:150
40359941,2cyclictest28402-21uname22:45:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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