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2026-07-22 - 18:47

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 Wed Jul 22, 2026 12:43:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3408991818,0cyclictest65850irq/126-lan11:58:530
3408991817,1cyclictest65850irq/126-lan11:05:180
3408991717,0cyclictest65850irq/126-lan11:30:200
3408991717,0cyclictest65850irq/126-lan11:15:150
3408991717,0cyclictest65850irq/126-lan10:16:260
3408991717,0cyclictest65850irq/126-lan09:30:220
3408991716,1cyclictest65850irq/126-lan10:35:140
3408991716,1cyclictest65850irq/126-lan09:40:110
3408991716,1cyclictest65850irq/126-lan08:30:180
3408991716,1cyclictest65850irq/126-lan08:00:210
3408991616,0cyclictest65850irq/126-lan12:30:180
3408991616,0cyclictest65850irq/126-lan12:25:200
3408991615,1cyclictest65850irq/126-lan12:20:180
3408991615,1cyclictest65850irq/126-lan10:25:150
3408991615,1cyclictest65850irq/126-lan09:35:170
3408991615,1cyclictest65850irq/126-lan09:10:120
3408991615,1cyclictest65850irq/126-lan07:55:190
3408991615,1cyclictest65850irq/126-lan07:45:200
3408991615,1cyclictest65850irq/126-lan07:30:120
3408991515,0cyclictest65850irq/126-lan12:05:170
3408991515,0cyclictest65850irq/126-lan10:45:110
3408991515,0cyclictest65850irq/126-lan10:23:460
3408991515,0cyclictest65850irq/126-lan07:35:150
3408991514,1cyclictest65850irq/126-lan12:15:120
3408991514,1cyclictest65850irq/126-lan11:25:210
3408991514,1cyclictest65850irq/126-lan11:00:180
3408991514,1cyclictest65850irq/126-lan10:55:220
3408991514,1cyclictest65850irq/126-lan10:08:250
3408991514,1cyclictest65850irq/126-lan09:25:150
3408991514,1cyclictest65850irq/126-lan09:15:200
3408991514,1cyclictest65850irq/126-lan09:00:150
3408991514,1cyclictest65850irq/126-lan08:15:140
3408991514,1cyclictest65850irq/126-lan08:05:230
3408991514,1cyclictest65850irq/126-lan07:17:330
3408991514,1cyclictest65850irq/126-lan07:10:120
3408991414,0cyclictest65850irq/126-lan10:40:130
3408991414,0cyclictest65850irq/126-lan10:00:130
3408991414,0cyclictest65850irq/126-lan09:05:180
3408991414,0cyclictest65850irq/126-lan08:10:210
3408991413,1cyclictest65850irq/126-lan11:20:000
3408991413,1cyclictest65850irq/126-lan09:50:150
3408991413,1cyclictest65850irq/126-lan08:25:130
3408991413,1cyclictest65850irq/126-lan08:20:130
3408991413,1cyclictest65850irq/126-lan07:20:170
3408991313,0cyclictest65850irq/126-lan12:35:200
3408991313,0cyclictest65850irq/126-lan08:53:030
3408991312,1cyclictest65850irq/126-lan12:00:150
3408991312,1cyclictest65850irq/126-lan11:45:120
3408991312,1cyclictest65850irq/126-lan11:35:140
3419991212,0cyclictest743-21snmpd11:34:572
3419991212,0cyclictest743-21snmpd11:26:272
3408991212,0cyclictest65850irq/126-lan11:54:050
3408991212,0cyclictest65850irq/126-lan11:40:180
3408991212,0cyclictest65850irq/126-lan10:50:130
3408991211,1cyclictest65850irq/126-lan10:30:170
3408991211,1cyclictest65850irq/126-lan09:55:160
3408991211,1cyclictest65850irq/126-lan09:45:170
3408991211,1cyclictest65850irq/126-lan09:20:130
3408991211,1cyclictest65850irq/126-lan08:55:140
3408991211,1cyclictest65850irq/126-lan07:40:170
3419991111,0cyclictest743-21snmpd12:32:322
3419991111,0cyclictest743-21snmpd08:42:432
3408991111,0cyclictest65850irq/126-lan11:13:260
3408991110,1cyclictest65850irq/126-lan08:43:140
3408991110,1cyclictest65850irq/126-lan07:50:220
3419991010,0cyclictest743-21snmpd11:39:152
3419991010,0cyclictest743-21snmpd09:05:232
3419991010,0cyclictest743-21snmpd08:51:502
3419991010,0cyclictest743-21snmpd08:27:372
3419991010,0cyclictest743-21snmpd08:14:122
3419991010,0cyclictest743-21snmpd07:42:512
3408991010,0cyclictest65850irq/126-lan08:45:140
34249998,1cyclictest743-21snmpd10:08:333
34249998,1cyclictest743-21snmpd07:10:403
34199999,0cyclictest743-21snmpd11:41:342
34199999,0cyclictest743-21snmpd11:02:502
34199999,0cyclictest743-21snmpd10:39:112
34199999,0cyclictest743-21snmpd10:17:462
34199999,0cyclictest743-21snmpd09:50:412
34199999,0cyclictest743-21snmpd09:12:472
34199999,0cyclictest743-21snmpd08:46:302
34199999,0cyclictest743-21snmpd08:07:362
34199999,0cyclictest743-21snmpd07:16:462
34199999,0cyclictest24126-21cat11:55:152
34199998,1cyclictest743-21snmpd10:03:342
34199998,1cyclictest743-21snmpd09:37:082
34199998,1cyclictest743-21snmpd07:23:502
34199996,3cyclictest743-21snmpd08:59:472
34159998,1cyclictest743-21snmpd11:43:311
34159998,1cyclictest741-21lldpd09:49:591
34159996,3cyclictest743-21snmpd09:02:261
34089998,1cyclictest65850irq/126-lan08:35:130
34249988,0cyclictest743-21snmpd09:06:593
34249988,0cyclictest743-21snmpd08:38:073
34249988,0cyclictest741-21lldpd10:41:253
34249988,0cyclictest741-21lldpd10:38:513
34249988,0cyclictest741-21lldpd08:28:293
34249987,1cyclictest743-21snmpd11:12:053
34249987,1cyclictest743-21snmpd08:57:023
34249987,1cyclictest743-21snmpd08:34:363
34249986,2cyclictest743-21snmpd11:44:343
34249986,2cyclictest743-21snmpd11:02:173
34249986,2cyclictest743-21snmpd10:16:193
34249986,2cyclictest743-21snmpd09:51:203
34249986,2cyclictest743-21snmpd09:39:303
34249986,2cyclictest743-21snmpd09:01:283
34249986,2cyclictest717-21ntpd09:21:243
34249986,2cyclictest717-21ntpd08:08:013
34249986,2cyclictest717-21ntpd07:56:033
34199988,0cyclictest9591-21cat11:20:132
34199988,0cyclictest743-21snmpd12:26:262
34199988,0cyclictest743-21snmpd12:04:392
34199988,0cyclictest743-21snmpd10:59:312
34199988,0cyclictest743-21snmpd10:50:562
34199988,0cyclictest743-21snmpd10:20:282
34199988,0cyclictest743-21snmpd10:05:482
34199988,0cyclictest743-21snmpd09:31:572
34199988,0cyclictest743-21snmpd08:02:112
34199988,0cyclictest743-21snmpd07:55:122
34199988,0cyclictest741-21lldpd12:08:202
34199988,0cyclictest741-21lldpd09:46:262
34199988,0cyclictest20104-21cat11:45:142
34199987,1cyclictest743-21snmpd10:40:372
34199987,1cyclictest743-21snmpd10:30:162
34199987,1cyclictest743-21snmpd08:36:432
34199987,1cyclictest743-21snmpd07:51:152
34199986,2cyclictest743-21snmpd11:07:002
34199986,2cyclictest743-21snmpd07:27:592
34159988,0cyclictest743-21snmpd10:57:111
34159988,0cyclictest743-21snmpd10:43:311
34159988,0cyclictest743-21snmpd10:25:091
34159988,0cyclictest741-21lldpd11:51:521
34159988,0cyclictest741-21lldpd11:37:221
34159988,0cyclictest741-21lldpd10:24:471
34159988,0cyclictest741-21lldpd07:43:451
34159987,1cyclictest743-21snmpd08:41:071
34159986,2cyclictest743-21snmpd09:57:041
34159986,2cyclictest743-21snmpd08:04:171
34089988,0cyclictest741-21lldpd12:11:060
34089988,0cyclictest741-21lldpd10:14:070
34089987,1cyclictest65850irq/126-lan07:25:140
34249977,0cyclictest743-21snmpd11:55:493
34249977,0cyclictest743-21snmpd11:15:573
34249977,0cyclictest741-21lldpd12:25:373
34249977,0cyclictest741-21lldpd09:33:043
34249977,0cyclictest741-21lldpd08:45:533
34249976,1cyclictest743-21snmpd11:29:543
34249976,1cyclictest743-21snmpd10:49:143
34249976,1cyclictest743-21snmpd09:25:033
34249976,1cyclictest743-21snmpd09:19:173
34249976,1cyclictest741-21lldpd09:45:343
34249975,2cyclictest743-21snmpd11:37:183
34249975,2cyclictest743-21snmpd07:53:093
34249975,2cyclictest743-21snmpd07:36:353
34199977,0cyclictest741-21lldpd10:12:072
34199977,0cyclictest522-21avahi-daemon12:38:022
34199976,1cyclictest743-21snmpd07:37:382
34199976,1cyclictest6921-21fschecks_count09:55:142
34199976,1cyclictest522-21avahi-daemon09:20:382
34199974,3cyclictest743-21snmpd07:30:192
34199973,3cyclictest30472-21diskstats08:15:122
34159977,0cyclictest743-21snmpd11:23:541
34159977,0cyclictest743-21snmpd07:31:491
34159977,0cyclictest741-21lldpd12:28:271
34159977,0cyclictest741-21lldpd11:48:491
34159977,0cyclictest741-21lldpd08:20:491
34159976,1cyclictest743-21snmpd12:07:191
34159976,1cyclictest741-21lldpd08:05:011
34159976,1cyclictest741-21lldpd07:29:481
34159976,1cyclictest5670-21unixbench_multi08:30:211
34159976,1cyclictest522-21avahi-daemon12:36:281
34159976,1cyclictest27133-21fschecks_count10:45:121
34159975,2cyclictest8080-21cat07:20:141
34159975,2cyclictest743-21snmpd12:17:291
34159975,2cyclictest743-21snmpd11:56:521
34159975,2cyclictest743-21snmpd07:46:591
34249966,0cyclictest743-21snmpd10:55:343
34249966,0cyclictest743-21snmpd10:23:543
34249966,0cyclictest741-21lldpd12:07:083
34249966,0cyclictest741-21lldpd10:14:133
34249966,0cyclictest3456-21gltestperf11:05:143
34249965,1cyclictest743-21snmpd11:24:033
34249965,1cyclictest743-21snmpd07:25:223
34249965,1cyclictest522-21avahi-daemon12:18:253
34249965,1cyclictest522-21avahi-daemon09:12:133
34249965,1cyclictest1-21systemd08:04:053
34249964,2cyclictest743-21snmpd12:22:533
34249964,2cyclictest743-21snmpd11:47:463
34249964,2cyclictest743-21snmpd08:15:023
34249963,3cyclictest7917-21perl07:20:123
34249963,2cyclictest7455-21sed07:20:013
34249962,3cyclictest8123-21cut12:35:123
34199966,0cyclictest741-21lldpd09:17:382
34199966,0cyclictest522-21avahi-daemon09:02:352
34199965,1cyclictest5371-21turbostat07:15:002
34199965,1cyclictest1142-21cat09:40:132
34199964,2cyclictest743-21snmpd11:10:452
34159966,0cyclictest741-21lldpd11:10:361
34159966,0cyclictest741-21lldpd09:34:581
34159966,0cyclictest741-21lldpd09:06:211
34159966,0cyclictest741-21lldpd07:50:311
34159966,0cyclictest741-21lldpd07:16:251
34159966,0cyclictest522-21avahi-daemon10:17:461
34159965,1cyclictest743-21snmpd11:09:301
34159965,1cyclictest743-21snmpd10:54:051
34159964,2cyclictest743-21snmpd12:21:471
34159963,3cyclictest557-21NetworkManager07:58:261
34159963,2cyclictest31856-21ntpq09:35:171
34159962,3cyclictest7700-21sed08:35:211
34159962,3cyclictest25190-21diskstats09:20:131
34159962,3cyclictest15691-21cat07:40:001
34159962,3cyclictest13060-21perl10:10:121
34249955,0cyclictest522-21avahi-daemon11:30:233
34249953,2cyclictest743-21snmpd09:59:073
34249953,2cyclictest743-21snmpd08:54:593
34249952,3cyclictest557-21NetworkManager07:32:273
34249952,3cyclictest27008-21sed12:00:223
34249952,3cyclictest20939-21cat10:30:123
34249952,3cyclictest19961-21sed10:25:213
34249952,2cyclictest6497-21sed12:30:153
34249952,2cyclictest30124-21ld10:50:173
34249952,2cyclictest18219-21apt-get07:45:123
34249952,2cyclictest16936-21ld07:40:163
34249952,2cyclictest10115-21sed10:00:223
34199955,0cyclictest743-21snmpd11:17:002
34199955,0cyclictest741-21lldpd09:28:202
34199955,0cyclictest741-21lldpd08:30:262
34199955,0cyclictest32413-21fschecks_count12:15:142
34199954,1cyclictest741-21lldpd12:20:012
34199954,1cyclictest28664-21cron10:50:002
34199952,3cyclictest19927-21sed10:25:212
34199950,4cyclictest702-21ntpq08:20:172
34159955,0cyclictest743-21snmpd11:28:151
34159955,0cyclictest741-21lldpd09:17:181
34159955,0cyclictest522-21avahi-daemon11:30:041
34159954,1cyclictest741-21lldpd10:04:251
34159954,1cyclictest0-21swapper/108:25:181
34159952,3cyclictest557-21NetworkManager11:18:171
34159952,3cyclictest10893-21apt-get08:45:121
34159952,2cyclictest23720-21ntp_states10:35:171
34159952,2cyclictest21546-21sed09:10:131
34159952,2cyclictest1431-21grep09:40:151
34159951,3cyclictest4672-21sed09:50:001
34159951,3cyclictest30612-21if_lan12:10:141
34159951,3cyclictest27152-21expr09:25:151
34159951,3cyclictest13065-21diskstats08:50:101
34159950,4cyclictest26941-21cat12:00:221
34249941,3cyclictest32504-21df_inode08:20:133
34249941,2cyclictest9126-21netstat08:40:153
34249941,2cyclictest663-21sort09:40:103
34249941,2cyclictest28399-21grep08:10:133
34249941,2cyclictest22347-21grep11:50:173
34249940,3cyclictest30341-21diskstats12:10:123
34199943,1cyclictest743-21snmpd11:50:042
34199942,2cyclictest717-21ntpd12:10:072
34199942,2cyclictest717-21ntpd07:45:142
34159944,0cyclictest741-21lldpd10:09:031
34159942,2cyclictest4045-21awk07:10:141
34159942,2cyclictest30734-21cat08:15:141
34159941,2cyclictest15618-21ntp_192.168.11408:55:181
34159941,2cyclictest1246-21df11:00:131
34159940,4cyclictest6589-21ntpq12:30:161
34159940,4cyclictest21728-21ntpq10:30:171
34159940,3cyclictest28290-21apt08:10:121
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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